*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;-webkit-tap-highlight-color:transparent}html,body{height:100%;margin:0}body{background:var(--surface-page);color:var(--text-primary);font:400 var(--type-body)/1.65 var(--font-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;overscroll-behavior-y:none}#root{isolation:isolate;min-height:100%}img,svg,video,canvas{max-width:100%;display:block}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer;background:0 0;border:0;padding:0}button:disabled{cursor:default}a{color:inherit}h1,h2,h3,h4,p{margin:0}ul,ol{margin:0;padding:0}::selection{background:var(--brand-yellow-soft);color:var(--text-primary)}:focus-visible{outline:2px solid var(--state-focus);outline-offset:2px}:focus:not(:focus-visible){outline:none}.t-display{font:600 var(--type-display)/1.15 var(--font-display);letter-spacing:-.01em}.t-title{font:600 var(--type-title)/1.25 var(--font-display)}.t-heading{font:600 var(--type-heading)/1.35 var(--font-display)}.t-body{font:400 var(--type-body)/1.65 var(--font-body)}.t-strong{font:700 var(--type-body)/1.5 var(--font-body)}.t-small{font:400 var(--type-small)/1.45 var(--font-body)}.t-caps{font:600 13px/1.2 var(--font-latin);letter-spacing:.04em;text-transform:uppercase}.t-meta{font:400 var(--type-meta)/1.4 var(--font-mono)}.t-eyebrow{font:500 11px/1.2 var(--font-mono);letter-spacing:.08em;text-transform:uppercase}.muted{color:var(--text-muted)}.secondary{color:var(--text-secondary)}.ltr{direction:ltr;unicode-bidi:isolate}.num{font-variant-numeric:tabular-nums}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}@keyframes enter{0%{opacity:0;filter:blur(var(--blur-in));transform:translateY(var(--rise))}}.enter,.enter-stagger>*{animation:enter var(--dur-base) var(--ease-out) both}.enter-stagger>:nth-child(2){animation-delay:calc(var(--stagger) * 1)}.enter-stagger>:nth-child(3){animation-delay:calc(var(--stagger) * 2)}.enter-stagger>:nth-child(4){animation-delay:calc(var(--stagger) * 3)}.enter-stagger>:nth-child(n+5){animation-delay:calc(var(--stagger) * 4)}@media (prefers-reduced-motion:reduce){@keyframes enter{0%{opacity:0}}*,:before,:after{scroll-behavior:auto!important}}.rolli{direction:ltr;unicode-bidi:isolate;display:inline-flex}.rolli .d{vertical-align:bottom;block-size:1.2em;line-height:1.2em;display:inline-block;overflow:hidden}.rolli .strip{flex-direction:column;display:flex}.rolli .strip>span{block-size:1.2em;line-height:1.2em}::view-transition-old(main){animation:vt-out .24s var(--ease-in) both}::view-transition-new(main){animation:.24s linear both vt-hold}::view-transition-group(main){animation:none}@keyframes vt-hold{0%,99.9%{opacity:0}to{opacity:1}}.page:not([data-revealed]) [data-reveal]{opacity:0;animation:0s 1.5s forwards reveal-fallback}@keyframes reveal-fallback{to{opacity:1}}@keyframes vt-fade{0%{opacity:0}}::view-transition-old(root){animation:none}::view-transition-new(root){animation:none}@keyframes vt-out{to{opacity:0;filter:blur(var(--blur-out));transform:translateY(-6px)}}@keyframes vt-in{0%{opacity:0;filter:blur(var(--blur-in));transform:translateY(var(--rise))}}@media (prefers-reduced-motion:reduce){::view-transition-old(main){filter:none;animation-duration:.12s;transform:none}::view-transition-new(main){filter:none;animation-duration:.12s;transform:none}.page:not([data-revealed]) [data-reveal]{opacity:1;animation:none}}html[data-motion=reduce] .page:not([data-revealed]) [data-reveal]{opacity:1;animation:none}@property --fl{syntax:"<length>";inherits:false;initial-value:0}@property --fr{syntax:"<length>";inherits:false;initial-value:0}@property --ft{syntax:"<length>";inherits:false;initial-value:0}@property --fb{syntax:"<length>";inherits:false;initial-value:0}[data-fade=x]{-webkit-mask-image:linear-gradient(to right, transparent, #000 var(--fl), #000 calc(100% - var(--fr)), transparent);-webkit-mask-image:linear-gradient(to right, transparent, #000 var(--fl), #000 calc(100% - var(--fr)), transparent);mask-image:linear-gradient(to right, transparent, #000 var(--fl), #000 calc(100% - var(--fr)), transparent);transition:--fl .18s,--fr .18s}[data-fade=y]{-webkit-mask-image:linear-gradient(to bottom, transparent, #000 var(--ft), #000 calc(100% - var(--fb)), transparent);-webkit-mask-image:linear-gradient(to bottom, transparent, #000 var(--ft), #000 calc(100% - var(--fb)), transparent);mask-image:linear-gradient(to bottom, transparent, #000 var(--ft), #000 calc(100% - var(--fb)), transparent);transition:--ft .18s,--fb .18s}.icon,.glyph{flex:none}.spin{animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.btn{block-size:var(--control-h);border-radius:var(--radius-md);font:700 15px/1 var(--font-body);white-space:nowrap;-webkit-user-select:none;user-select:none;transition:background-color var(--dur-instant) ease, color var(--dur-instant) ease, box-shadow var(--dur-instant) ease, transform var(--dur-instant) ease;justify-content:center;align-items:center;gap:8px;padding-inline:18px;display:inline-flex}.btn:active:not(:disabled){box-shadow:var(--shadow-pressed);transform:translateY(.5px)}.btn:disabled:not(.is-loading){background:var(--surface-sunken);color:var(--text-muted)}.btn-block{inline-size:100%}.btn{min-inline-size:0;text-decoration:none}.btn-label{text-overflow:ellipsis;overflow:hidden}.btn-primary{background:var(--brand-yellow);color:var(--text-primary)}.btn-primary:hover:not(:disabled),.btn-primary:active:not(:disabled){background:var(--brand-yellow-deep)}.btn-ink{background:var(--surface-ink);color:var(--text-on-ink)}.btn-ink:hover:not(:disabled),.btn-ink:active:not(:disabled){background:var(--ink-hover)}.btn-secondary{background:var(--surface-sunken);color:var(--text-primary)}.btn-secondary:hover:not(:disabled){background:var(--sunken-hover)}.btn-secondary:active:not(:disabled){background:var(--sunken-pressed)}.btn-quiet{color:var(--text-primary);background:0 0}.btn-quiet:hover:not(:disabled),.btn-quiet:active:not(:disabled){background:var(--surface-sunken)}.btn-quiet:disabled:not(.is-loading){background:0 0}.btn-danger{background:var(--status-bad-soft);color:var(--status-bad)}.btn-danger:hover:not(:disabled),.btn-danger:active:not(:disabled){background:var(--status-bad);color:var(--text-on-ink)}.btn-danger-quiet{color:var(--status-bad);background:0 0}.btn-danger-quiet:hover:not(:disabled),.btn-danger-quiet:active:not(:disabled){background:var(--status-bad-soft)}.btn-danger-quiet:disabled:not(.is-loading){background:0 0}.btn.is-loading{cursor:progress}.ibtn{border-radius:var(--radius-md);block-size:40px;inline-size:40px;color:var(--text-primary);transition:background-color var(--dur-instant) ease;flex:none;place-items:center;display:inline-grid;position:relative}.ibtn-32{border-radius:8px;block-size:32px;inline-size:32px}.ibtn-quiet:hover,.ibtn-quiet:active,.ibtn-sunken{background:var(--surface-sunken)}.ibtn-sunken:hover{background:var(--sunken-hover)}.ibtn-sunken:active{background:var(--sunken-pressed)}.ibtn-ink{background:var(--surface-ink);color:var(--text-on-ink)}.ibtn-ink:hover,.ibtn-ink:active{background:var(--ink-hover)}.ibtn:disabled{color:var(--line-crayon);background:0 0}.ibtn-danger{color:var(--status-bad)}.ibtn-danger:hover,.ibtn-danger:active{background:var(--status-bad-soft)}.ibtn-sunken:disabled,.ibtn-ink:disabled{background:var(--surface-sunken)}@media (pointer:coarse){.ibtn:before{content:"";block-size:44px;inline-size:44px;position:absolute;inset:50% auto auto 50%;translate:-50% -50%}}@media (hover:hover){[data-tip]:after{content:attr(data-tip);z-index:50;background:var(--surface-ink);color:var(--text-on-ink);font:400 14px/1.4 var(--font-body);white-space:normal;overflow-wrap:anywhere;pointer-events:none;opacity:0;inline-size:max-content;max-inline-size:min(320px,90vw);transition:opacity var(--dur-instant) ease, translate var(--dur-instant) ease;border-radius:8px;padding:6px 10px;position:absolute;inset-block-start:calc(100% + 6px);inset-inline-start:50%;translate:50% 2px}[data-tip][data-kbd]:after{content:attr(data-tip) "  " attr(data-kbd)}[data-tip]:hover:after,[data-tip]:focus-visible:after{opacity:1;transition-delay:.4s;translate:50%}}.kbd{border-radius:var(--radius-xs);background:var(--surface-sunken);color:var(--text-secondary);font:400 12px/1.4 var(--font-mono);direction:ltr;align-items:center;padding:2px 6px;display:inline-flex}.field{gap:6px;display:grid}.field-label{font:400 14px/1.45 var(--font-body);color:var(--text-secondary)}.field-input{border-radius:var(--radius-md);background:var(--surface-sunken);block-size:44px;inline-size:100%;min-inline-size:0;color:var(--text-primary);font:400 16px/1 var(--font-body);transition:background-color var(--dur-instant) ease, box-shadow var(--dur-instant) ease;border:0;padding-inline:14px}.field-input::placeholder{color:var(--text-muted)}.field-input.field-area{block-size:auto;min-block-size:96px;padding-block:var(--space-3);resize:vertical;overflow-wrap:anywhere;line-height:1.6}.field-input:hover{background:var(--sunken-hover)}.field-input:focus{background:var(--surface-paper);box-shadow:0 0 0 2px var(--state-focus);outline:none}.field-input:disabled{background:var(--surface-sunken);color:var(--text-muted)}.field-hint{font:400 13px/1.4 var(--font-body);color:var(--text-muted)}.field.is-error .field-input{background:var(--status-bad-soft)}.field.is-error .field-input:focus{box-shadow:0 0 0 2px var(--status-bad)}.field.is-error .field-hint{color:var(--status-bad)}.search{block-size:var(--control-h);border-radius:var(--radius-md);background:var(--surface-sunken);color:var(--text-primary);transition:background-color var(--dur-instant) ease, box-shadow var(--dur-instant) ease;align-items:center;gap:8px;padding-inline:12px;display:flex}.search:focus-within{background:var(--surface-paper);box-shadow:0 0 0 2px var(--state-focus)}.search input{min-inline-size:0;font:400 14px/1 var(--font-body);background:0 0;border:0;outline:none;flex:1}.search input::placeholder{color:var(--text-muted)}.search input::-webkit-search-cancel-button{display:none}.search-icon{color:var(--text-primary)}.search-kbd{background:var(--surface-paper)}.search:focus-within .search-kbd{background:var(--surface-sunken)}.search-clear{block-size:24px;inline-size:24px;color:var(--text-muted);border-radius:6px;place-items:center;display:grid}.search-clear:hover{background:var(--sunken-hover);color:var(--text-primary)}.chip{block-size:30px;box-shadow:inset 0 0 0 1px var(--line-soft);color:var(--text-secondary);font:400 13.5px/1 var(--font-body);white-space:nowrap;transition:background-color var(--dur-instant) ease, color var(--dur-instant) ease;background:0 0;border-radius:8px;align-items:center;gap:6px;padding-inline:11px;display:inline-flex}.chip:hover{background:var(--state-hover);color:var(--text-primary)}.chip.is-active{background:var(--surface-paper);color:var(--text-primary);box-shadow:inset 0 0 0 1px var(--line-mid), 0 1px 2px #3e2c1e0f;font-weight:700}.chip-count{font:400 12px/1 var(--font-body);color:var(--text-muted);font-variant-numeric:tabular-nums}.chip.is-active .chip-count{color:var(--text-secondary)}.chip-static{cursor:default;block-size:28px}.chip-static:hover{background:var(--surface-sunken)}@media (pointer:coarse){.chip{block-size:36px}}.seg{border-radius:var(--radius-md);background:var(--surface-sunken);gap:2px;padding:3px;display:inline-flex}.seg-opt{block-size:32px;color:var(--text-secondary);font:400 14px/1 var(--font-body);transition:background-color var(--dur-fast) var(--ease-out), color var(--dur-fast) ease;border-radius:8px;padding-inline:14px}.seg-opt:hover:not(.is-on){color:var(--text-primary)}.seg-opt.is-on{background:var(--surface-paper);color:var(--text-primary);font-weight:700;box-shadow:0 1px 2px #3e2c1e14}@media (pointer:coarse){.seg-opt{block-size:38px}}.tabs{scrollbar-width:none;max-inline-size:100%;overflow-x:auto}.tabs::-webkit-scrollbar{display:none}.tabs .seg-opt{white-space:nowrap;flex:none;align-items:center;gap:6px;display:inline-flex}.tabs .seg-opt:focus-visible{box-shadow:var(--ring);outline:none}.tabs-count{font:400 12px/1 var(--font-body);color:var(--text-muted)}.seg-opt.is-on .tabs-count{color:var(--text-secondary)}.tag{block-size:20px;font:400 12px/1 var(--font-body);white-space:nowrap;border-radius:6px;align-items:center;padding:0 7px;display:inline-flex}.tag-neutral{background:var(--surface-sunken);color:var(--text-secondary)}.tag-exam{background:var(--course-red-tint);color:var(--course-red-ink)}.tag-pinned{background:var(--course-yellow-tint);color:var(--course-yellow-ink)}.tag-new{background:var(--status-good-soft);color:var(--status-good)}.tag-link{background:var(--course-blue-tint);color:var(--course-blue-ink)}.tag-detected{background:var(--course-teal-tint);color:var(--course-teal-ink)}.tag-llm{color:var(--text-secondary);box-shadow:inset 0 0 0 1px var(--line-mid);font-family:var(--font-latin);background:0 0;font-size:11.5px}.nav{border-radius:var(--radius-md);block-size:40px;color:var(--text-secondary);font:400 14.5px/1 var(--font-body);text-align:start;inline-size:100%;transition:background-color var(--dur-instant) ease;align-items:center;gap:10px;padding-inline:12px;text-decoration:none;display:flex}.nav-dense{border-radius:8px;block-size:36px;padding-inline:10px}.nav:hover{background:var(--state-hover);color:var(--text-primary)}.nav.is-active{background:var(--surface-sunken);color:var(--text-primary);font-weight:700}.nav-label{text-overflow:ellipsis;white-space:nowrap;flex:1;min-inline-size:0;overflow:hidden}.nav-count{font:400 12px/1 var(--font-body);color:var(--text-muted);font-variant-numeric:tabular-nums}.crumbs ol{font:400 14px/1.4 var(--font-body);color:var(--text-muted);flex-wrap:wrap;align-items:center;gap:6px;list-style:none;display:flex}.crumbs li{align-items:center;gap:6px;min-inline-size:0;max-inline-size:100%;display:inline-flex}.crumbs li>:not(svg){overflow-wrap:anywhere;min-inline-size:0}.crumbs a{color:inherit;text-decoration:none}.crumbs a:hover{color:var(--text-primary);text-underline-offset:3px;text-decoration:underline}.crumbs [aria-current]{color:var(--text-primary)}.check{border-radius:var(--radius-sm);background:var(--surface-paper);block-size:20px;inline-size:20px;box-shadow:inset 0 0 0 1.5px var(--line-crayon);color:var(--text-on-ink);transition:background-color var(--dur-instant) ease, box-shadow var(--dur-instant) ease;place-items:center;display:inline-grid;position:relative}.check:hover{box-shadow:inset 0 0 0 1.5px var(--text-muted)}.check.is-on{background:var(--surface-ink);box-shadow:none}@media (pointer:coarse){.check:before{content:"";position:absolute;inset:-12px}}.switch{background:var(--line-crayon);block-size:24px;inline-size:40px;transition:background-color var(--dur-fast) ease;border-radius:12px;flex:none;position:relative}.switch span{background:var(--surface-paper);block-size:18px;inline-size:18px;transition:inset-inline-start var(--dur-fast) var(--ease-out);border-radius:50%;position:absolute;inset-block-start:3px;inset-inline-start:3px;box-shadow:0 1px 2px #3e2c1e33}.switch.is-on{background:var(--status-good)}.switch.is-on span{inset-inline-start:19px}.sticker{background:var(--c-tint,var(--surface-sunken));flex:none;place-items:center;display:inline-grid;overflow:hidden}.sticker img{object-fit:contain;block-size:100%;inline-size:100%}.sticker-24{border-radius:7px;block-size:24px;inline-size:24px;padding:1px}.sticker-40{border-radius:10px;block-size:40px;inline-size:40px;padding:3px}.sticker-56{border-radius:14px;block-size:56px;inline-size:56px;padding:4px}.sticker-88{border-radius:20px;block-size:88px;inline-size:88px;padding:6px}.sticker-160{border-radius:32px;block-size:160px;inline-size:160px;padding:12px}.ftype{flex:none;place-items:center;block-size:40px;inline-size:40px;display:inline-grid}.ftype img{object-fit:contain;-webkit-user-select:none;user-select:none;block-size:100%;inline-size:100%;display:block}.ftype-32{block-size:32px;inline-size:32px}.ftype-28{block-size:28px;inline-size:28px}.ftype-24{block-size:24px;inline-size:24px}.ccard{border-radius:var(--card-radius);background:var(--surface-paper);min-block-size:212px;box-shadow:inset 0 0 0 1px var(--line-soft);transition:box-shadow var(--dur-fast) var(--ease-out), background-color var(--dur-fast) ease;flex-direction:column;gap:14px;padding:20px 20px 18px;display:flex;position:relative}.ccard:hover{box-shadow:inset 0 0 0 1px var(--line-mid), 0 6px 20px -12px #3e2c1e38}.ccard.is-selected{box-shadow:inset 0 0 0 2px var(--surface-ink)}.ccard.is-droptarget{background:var(--c-wash);box-shadow:inset 0 0 0 2px var(--c)}.ccard-link{border-radius:inherit;z-index:0;position:absolute;inset:0}.ccard-link:focus-visible{outline:2px solid var(--state-focus);outline-offset:2px}.ccard-top{justify-content:space-between;align-items:flex-start;display:flex}.ccard-more{z-index:1;opacity:0;transition:opacity var(--dur-instant) ease;position:relative}.ccard:hover .ccard-more,.ccard:focus-within .ccard-more{opacity:1}@media (hover:none){.ccard-more{opacity:1}}.ccard-text{gap:4px;display:grid}.ccard-text h3{text-overflow:ellipsis;-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.ccard-foot{justify-content:space-between;align-items:flex-end;gap:12px;margin-block-start:auto;display:flex}.ccard-meta{gap:2px;min-inline-size:0;display:grid}.ccard-types{gap:4px;display:flex}.ccard.is-loading{pointer-events:none;gap:12px}.ccard-new{border-radius:var(--card-radius);border:1.5px dashed var(--line-crayon);min-block-size:212px;color:var(--text-primary);text-align:center;transition:background-color var(--dur-instant) ease, border-color var(--dur-instant) ease;flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:20px;display:flex}.ccard-new:hover{background:var(--surface-paper);border-color:var(--text-muted)}.ccard-new-plus{background:var(--surface-sunken);border-radius:12px;place-items:center;block-size:44px;inline-size:44px;display:grid}.chead{border-radius:var(--radius-xl);background:var(--c-wash,var(--surface-paper));justify-content:space-between;align-items:flex-end;gap:24px;padding:28px 32px;display:flex}.chead-identity{align-items:center;gap:20px;min-inline-size:0;display:flex}.chead-text{gap:6px;min-inline-size:0;display:grid}.chead-text h1{overflow-wrap:anywhere}.chead-eyebrow{color:var(--c-ink,var(--text-muted))}.chead-exam{border-radius:var(--radius-sm);background:var(--surface-paper);justify-self:start;align-items:center;gap:6px;padding:4px 10px;display:inline-flex}.chead-actions{flex:none;gap:8px;display:flex}@media (max-width:743px){.chead{border-radius:20px;flex-direction:column;align-items:stretch;padding:20px 16px}.chead-identity{gap:14px}.chead-sticker{border-radius:16px;block-size:64px;inline-size:64px}.chead-actions{flex-wrap:wrap;justify-content:stretch}.chead-actions>.btn{flex:1 1 0;padding-inline:12px}.chead-actions>.btn-primary{flex-basis:100%;order:-1}}.frow{cursor:default;min-block-size:52px;transition:background-color var(--dur-instant) ease;grid-template-columns:20px 32px minmax(0,1fr) minmax(0,168px) 64px 72px 32px;align-items:center;column-gap:14px;padding-inline:12px 10px;display:grid;position:relative}.frows>.frow+.frow:not(.fhead):before{content:"";background:var(--line-soft);block-size:1px;position:absolute;inset-block-start:0;inset-inline:12px}.frows>.frow:hover:before,.frows>.frow:hover+.frow:before,.frows>.frow.is-selected:before,.frows>.frow.is-selected+.frow:before,.frows>.fhead+.frow:before{opacity:0}.frow:not(.fhead):hover{background:var(--state-hover)}.frow:focus-visible{outline-offset:-2px}.frow.is-selected{background:var(--state-selected)}.frow .frow-check{opacity:0;transition:opacity var(--dur-instant) ease}.frow:hover .frow-check,.frow.is-selected .frow-check,.frow:focus-within .frow-check,.frows.is-selecting .frow-check{opacity:1}@media (hover:none){.frow .frow-check{visibility:hidden}.frows.is-selecting .frow-check{visibility:visible;opacity:1}}.frow-name{gap:2px;min-inline-size:0;display:grid}.frow-line{align-items:center;gap:8px;min-inline-size:0;display:flex}.frow-title{font:700 15px/1.45 var(--font-body);text-overflow:ellipsis;white-space:nowrap;flex:0 auto;min-inline-size:0;overflow:hidden}.frow-line .tag{flex:none}.frow-unread{min-inline-size:0;font:400 12.5px/1.4 var(--font-body);color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;flex:0 auto;align-items:center;gap:4px;display:inline-flex;overflow:hidden}.frow-unread .glyph,.frow-unread svg{flex:none}.frow-err{color:var(--status-bad);font-size:13px}.frow.is-failed .frow-title{color:var(--text-muted)}.frow-section{text-overflow:ellipsis;white-space:nowrap;min-inline-size:0;font:400 13px/1.4 var(--font-body);color:var(--text-secondary);overflow:hidden}.frow-size,.frow-date{text-align:end;white-space:nowrap;font:400 13px/1.4 var(--font-body);color:var(--text-muted);font-variant-numeric:tabular-nums}.frow-more .ibtn{opacity:0}.frow:hover .frow-more .ibtn,.frow:focus-within .frow-more .ibtn{opacity:1}@media (hover:none){.frow-more .ibtn{opacity:1}}.frow-rename{background:var(--surface-paper);block-size:34px;inline-size:100%;box-shadow:0 0 0 2px var(--state-focus);font:700 15px/1 var(--font-body);border:0;border-radius:8px;padding-inline:10px}.frow-sub{font:400 12.5px/1.4 var(--font-body);color:var(--text-muted);text-overflow:ellipsis;white-space:nowrap;display:none;overflow:hidden}.fhead{border-block-end:1px solid var(--line-soft);min-block-size:38px;font:400 12.5px/1 var(--font-body);color:var(--text-muted)}.fhead-end{text-align:end}.fhead-sort{font:inherit;color:inherit;padding:4px 0}.fhead-sort.is-on,.fhead-sort:hover{color:var(--text-primary)}@media (max-width:1279px){.frow{grid-template-columns:20px 32px minmax(0,1fr) minmax(0,140px) 60px 64px 32px;column-gap:12px}}@media (max-width:1023px){.frow{grid-template-columns:20px 32px minmax(0,1fr) 60px 64px 32px}.frow-section{display:none}}@media (max-width:743px){.frow{grid-template-columns:32px minmax(0,1fr) 32px;column-gap:12px;min-block-size:58px;padding-inline:12px 4px}.frow-check,.frow-size,.frow-date,.fhead{display:none!important}.frow-sub{display:block}.frow-title{white-space:normal;-webkit-line-clamp:2;overflow-wrap:anywhere;-webkit-box-orient:vertical;display:-webkit-box}}.progress{background:var(--surface-sunken);border-radius:2px;block-size:4px;display:block;overflow:hidden}.progress>span{background:var(--brand-yellow-deep);border-radius:inherit;block-size:100%;transition:inline-size var(--dur-fast) linear;display:block}.ftile{background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);transition:box-shadow var(--dur-fast) var(--ease-out);border-radius:14px;flex-direction:column;display:flex;position:relative;overflow:hidden}.ftile:hover{box-shadow:inset 0 0 0 1px var(--line-mid), 0 6px 20px -12px #3e2c1e38}.ftile.is-selected{box-shadow:inset 0 0 0 2px var(--surface-ink)}.ftile-thumb{border-block-end:1px solid var(--line-soft)}.ftile-open{inline-size:100%;display:block}.ftile-thumb{aspect-ratio:220/148;background:var(--surface-viewer);place-items:center;display:grid;overflow:hidden}.ftile-thumb img{object-fit:cover;object-position:top;block-size:100%;inline-size:100%}.ftile-info{align-items:flex-start;gap:10px;padding:10px 12px;display:flex}.ftile-text{gap:4px;min-inline-size:0;display:grid}.ftile-name{font:700 14px/1.4 var(--font-body);text-overflow:ellipsis;-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.ftile-check{opacity:0;position:absolute;inset-block-start:10px;inset-inline-start:10px}.ftile-more{opacity:0;position:absolute;inset-block-start:8px;inset-inline-end:8px}.ftile:hover .ftile-check,.ftile:hover .ftile-more,.ftile:focus-within .ftile-more,.ftile.is-selected .ftile-check{opacity:1}@media (hover:none){.ftile-more{opacity:1}}.ph{display:block}.ph-page{block-size:94%;inline-size:50%;box-shadow:var(--shadow-card);background:#fff;align-content:start;gap:6px;margin-block-start:8%;padding:14% 10%;display:grid}.ph-page i{background:var(--line-hairline);border-radius:2px;block-size:5px;display:block}.ph-page i:first-child{background:var(--surface-ink);block-size:10px;inline-size:80%;margin-block-end:4px}.ph-page i:nth-child(3n){inline-size:70%}.ph-slide{aspect-ratio:16/9;inline-size:70%;box-shadow:var(--shadow-card);background:#fff;align-content:center;gap:6px;padding:8%;display:grid}.ph-slide i{background:var(--line-hairline);border-radius:2px;block-size:6px;display:block}.ph-slide i:first-child{background:var(--course-orange);block-size:12px;inline-size:60%}.ph-sheet{aspect-ratio:4/3;background:var(--line-hairline);inline-size:70%;box-shadow:var(--shadow-card);grid-template-columns:repeat(3,1fr);gap:1px;display:grid}.ph-sheet i{background:#fff}.ph-sheet i:nth-child(-n+3){background:var(--course-green-tint)}.ph-media{block-size:52px;inline-size:52px;color:var(--text-primary);background:#fffcf6cc;border-radius:50%;place-items:center;display:grid}.upitem{border-radius:12px;align-items:center;gap:12px;padding:10px 12px;display:flex}.upitem-text{flex:1;gap:6px;min-inline-size:0;display:grid}.upitem-line{justify-content:space-between;align-items:center;gap:8px;display:flex}.upitem-name{font:700 15px/1.4 var(--font-body);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.upitem-state{color:var(--text-muted);direction:ltr;flex:none}.upitem.is-done .upitem-state{color:var(--status-good)}.upitem.is-failed .upitem-state,.upitem-err{color:var(--status-bad)}.upitem.is-duplicate .upitem-err,.upitem.is-duplicate .upitem-state{color:var(--status-warn)}.upitem.is-processing .progress>span{background:var(--brand-yellow);animation:1.2s ease-in-out infinite pulse}.upitem.is-done .progress>span{background:var(--status-good)}.upitem-done{inline-size:32px;color:var(--status-good);place-items:center;display:grid}@keyframes pulse{50%{opacity:.45}}.dropzone{border-radius:var(--radius-lg);border:1.5px dashed var(--line-crayon);text-align:center;transition:background-color var(--dur-fast) ease, border-color var(--dur-fast) ease;justify-items:center;gap:10px;padding:28px 16px;display:grid}.dropzone img{block-size:72px;inline-size:72px}.dropzone.is-over{background:var(--brand-yellow-soft);border-color:var(--brand-yellow-deep);border-style:solid}.menu{z-index:1000;background:var(--surface-paper);min-inline-size:232px;max-inline-size:min(320px,100vw - 16px);box-shadow:var(--shadow-pop);animation:pop var(--dur-fast) var(--ease-out);transform-origin:100% 0;border-radius:14px;gap:2px;padding:6px;display:grid;position:fixed}@keyframes pop{0%{opacity:0;transform:scale(.97)translateY(-4px)}}.menu-item{block-size:36px;color:var(--text-primary);font:400 14px/1 var(--font-body);text-align:start;border-radius:8px;align-items:center;gap:10px;padding-inline:10px;display:flex}.menu-item:hover,.menu-item:focus-visible{background:var(--surface-sunken);outline:none}.menu-item.is-danger{color:var(--status-bad)}.menu-item.is-danger:hover,.menu-item.is-danger:focus-visible{background:var(--status-bad-soft)}.menu-item[aria-disabled=true]{color:var(--text-muted);opacity:.6}.menu-label{flex:1}.menu-kbd{color:var(--text-muted);direction:ltr}.menu-sep{background:var(--line-hairline);border:0;block-size:1px;margin:4px 6px}@media (pointer:coarse){.menu-item{block-size:44px;font-size:15px}}.dialog{color:inherit;background:0 0;border:0;max-block-size:calc(100dvh - 48px);max-inline-size:calc(100vw - 32px);padding:0;overflow:visible}.dialog::backdrop{background:var(--overlay-scrim);animation:fade var(--dur-fast) ease}.dialog-body{border-radius:var(--radius-xl);background:var(--surface-paper);max-block-size:calc(100dvh - 48px);box-shadow:var(--shadow-pop);animation:rise var(--dur-base) var(--ease-out);flex-direction:column;gap:20px;padding:24px 28px;display:flex}.dialog-sm .dialog-body{inline-size:min(400px,100vw - 32px)}.dialog-md .dialog-body{inline-size:min(480px,100vw - 32px)}.dialog-lg .dialog-body{inline-size:min(640px,100vw - 32px)}.dialog-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.dialog-content{gap:20px;margin-inline:-4px;padding:2px 4px;display:grid;overflow:hidden auto}.dialog-content>*{min-inline-size:0}.dialog-foot{justify-content:flex-end;gap:8px;display:flex}.dialog.is-closing .dialog-body{animation:fall var(--dur-fast) ease forwards}.dialog.is-closing::backdrop{animation:fade var(--dur-fast) ease reverse forwards}@keyframes fade{0%{opacity:0}}@keyframes rise{0%{opacity:0;transform:translateY(12px)scale(.98)}}@keyframes fall{to{opacity:0;transform:translateY(8px)scale(.98)}}@media (max-width:743px){.dialog-sheet{inline-size:100vw;max-inline-size:100vw;margin:auto 0 0}.dialog-sheet .dialog-body{inline-size:100%;padding:20px 16px max(16px, env(safe-area-inset-bottom));animation:sheet var(--dur-base) var(--ease-out);border-radius:24px 24px 0 0}.dialog-sheet .dialog-foot>.btn{flex:1}.dialog-sheet .dialog-foot:has(>.btn:nth-child(3)){flex-wrap:wrap}.dialog-sheet .dialog-foot:has(>.btn:nth-child(3))>.btn:last-child{flex-basis:100%;order:-1}.dialog-sheet.is-closing .dialog-body{animation:sheet var(--dur-fast) ease reverse forwards}@keyframes sheet{0%{transform:translateY(100%)}}}.toasts{z-index:1100;pointer-events:none;justify-items:center;gap:8px;display:grid;position:fixed;inset-block-end:max(24px, env(safe-area-inset-bottom));inset-inline:16px}@media (max-width:743px){.toasts{inset-block-end:calc(96px + env(safe-area-inset-bottom))}}.toast{pointer-events:auto;background:var(--surface-ink);min-block-size:48px;max-inline-size:min(560px,100vw - 32px);color:var(--text-on-ink);box-shadow:var(--shadow-pop);font:400 14px/1.4 var(--font-body);animation:rise var(--dur-base) var(--ease-out);border-radius:12px;align-items:center;gap:12px;padding:10px 12px 10px 16px;display:flex}.toast-text{flex:1}.toast-action{color:var(--brand-yellow);font:700 15px/1 var(--font-body);border-radius:8px;padding:6px 8px}.toast-action:hover{background:#fffcf61a}.toast-x{color:#fffcf699;border-radius:6px;place-items:center;block-size:24px;inline-size:24px;display:grid}.toast-x:hover{color:var(--text-on-ink);background:#fffcf61a}.toast-error{background:var(--status-bad)}.banner{min-block-size:44px;font:400 14px/1.4 var(--font-body);border-radius:12px;align-items:center;gap:12px;padding:12px 16px;display:flex}.banner-text{flex:1}.banner-offline{background:var(--status-warn-soft);color:var(--status-warn-ink)}.banner-storage{background:var(--status-bad-soft);color:var(--status-bad)}.banner-fallback{background:var(--surface-sunken);color:var(--text-secondary)}.banner-warn{background:var(--status-warn-soft);color:var(--status-warn-ink)}.banner-info{background:var(--surface-sunken);color:var(--text-secondary)}.empty{text-align:center;justify-items:center;gap:12px;max-inline-size:420px;margin-inline:auto;padding:32px;display:grid}.empty>img{block-size:160px;inline-size:160px;margin-block-end:4px}.empty>.sticker{margin-block-end:8px}.empty p{max-inline-size:34ch}.sk{background:var(--surface-sunken);border-radius:6px;display:block;position:relative;overflow:hidden}.sk:after{content:"";background:linear-gradient(90deg,#0000,#fffcf699,#0000);animation:1.4s ease-in-out infinite shimmer;position:absolute;inset:0}@keyframes shimmer{0%{transform:translate(100%)}to{transform:translate(-100%)}}@media (prefers-reduced-motion:reduce){.sk:after{animation:none}}.sk-40{border-radius:8px;flex:none;block-size:32px;inline-size:32px}.sk-56{border-radius:14px;block-size:56px;inline-size:56px}.sk-line{border-radius:6px;block-size:12px}.sk-heading-line{block-size:var(--type-heading);border-radius:6px}.sk-button{block-size:var(--control-h);border-radius:var(--radius-md);flex:none}.sk-seg{border-radius:var(--radius-md);block-size:38px;inline-size:220px}@media (pointer:coarse){.sk-seg{block-size:44px}}.sk-rows{background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);border-radius:14px;display:grid}.sk-row{align-items:center;gap:14px;block-size:52px;padding-inline:16px;display:flex}.sk-text{flex:1;gap:8px;min-inline-size:0;display:grid}.sk-sub,.sk-more{display:none}@media (max-width:743px){.sk-row{gap:12px;block-size:58px;padding-inline:12px}.sk-sub{block-size:10px;display:block}.sk-col{display:none}.sk-more{border-radius:2px;flex:none;block-size:4px;inline-size:16px;display:block}}.sk-doc{gap:20px;max-inline-size:860px;display:grid}.sk-doc .sk{background:var(--line-soft)}.sk-doc-head{gap:12px;display:grid}.sk-title{inline-size:min(60%,320px);block-size:var(--type-display);border-radius:8px}.sk-doc-sec{gap:12px;padding-block-start:8px;display:grid}.sk-heading{inline-size:min(40%,200px);block-size:var(--type-title);border-radius:8px;margin-block-end:4px}.frows{background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);border-radius:14px;display:grid;overflow:hidden}.tiles{grid-template-columns:repeat(auto-fill,minmax(min(210px,100%),1fr));gap:16px;display:grid}.tiles>*{min-inline-size:0}@media (max-width:743px){.tiles{grid-template-columns:1fr 1fr;gap:12px}}.menu-scrim{z-index:999;background:var(--overlay-scrim);animation:fade var(--dur-fast) ease;position:fixed;inset:0}.menu.is-sheet{min-inline-size:0;max-inline-size:none;padding:10px 12px max(14px, env(safe-area-inset-bottom));animation:sheet-up var(--dur-base) var(--ease-out);transform-origin:bottom;border-radius:24px 24px 0 0;inset:auto 0 0!important}.menu.is-sheet:before{content:"";background:var(--line-crayon);border-radius:2px;justify-self:center;block-size:4px;inline-size:36px;margin-block-end:8px}.menu.is-sheet .menu-item{gap:14px;block-size:52px;font-size:16px}.menu.is-sheet .menu-kbd{display:none}.menu-title{border-block-end:1px solid var(--line-hairline);align-items:center;gap:12px;margin-block-end:4px;padding:4px 10px 12px;display:flex}@keyframes sheet-up{0%{transform:translateY(100%)}}.pick{text-align:start;cursor:pointer;justify-content:space-between;align-items:center;gap:6px;inline-size:100%;display:inline-flex}.pick-value{text-overflow:ellipsis;white-space:nowrap;flex:1;min-inline-size:0;overflow:hidden}.pick-value.muted{color:var(--text-muted)}.pick[aria-invalid=true]{background:var(--status-bad-soft);box-shadow:0 0 0 1px var(--status-bad)}.pick .glyph,.pick svg{color:var(--text-muted);flex:none}.pick-time{position:relative}.pick-time .field-input{font-family:var(--font-mono);text-align:center;letter-spacing:.02em;cursor:text}.pick-date{justify-content:flex-start}.pop{background:var(--surface-paper);color:var(--text-primary);box-shadow:var(--shadow-pop);animation:pop var(--dur-fast) var(--ease-out);border:0;border-radius:14px;margin:0;padding:6px;position:fixed;inset:auto;overflow:visible}.pop:not(:popover-open){display:none}.pop-list{overscroll-behavior:contain;gap:2px;max-block-size:240px;display:grid;overflow-y:auto}.pop-opt{min-block-size:36px;color:var(--text-primary);font:400 14px/1 var(--font-body);text-align:start;white-space:nowrap;border-radius:8px;justify-content:space-between;align-items:center;gap:10px;padding-inline:10px;display:flex}.pop-opt.is-active{background:var(--surface-sunken)}.pop-opt.is-on{background:var(--brand-yellow-soft);font-weight:700}.pick-time+.pop .pop-opt,.pop .pop-opt[id]{font-variant-numeric:tabular-nums}@media (pointer:coarse){.pop-opt{min-block-size:44px;font-size:15px}}.pop-combo{max-inline-size:calc(100vw - 16px)}.pop-combo .pop-opt{white-space:normal;padding-block:8px;line-height:1.35}.pop-combo .pop-opt:last-child{color:var(--text-secondary);box-shadow:inset 0 1px 0 var(--line-hairline);border-radius:0 0 8px 8px}.pop-cal{padding:12px}.cal{gap:8px;inline-size:280px;display:grid}.cal-head{justify-content:space-between;align-items:center;display:flex}.cal-title{font:700 15px/1.2 var(--font-body)}.cal-grid{grid-template-columns:repeat(7,1fr);gap:2px;display:grid}.cal-dow{block-size:28px;font:400 var(--type-meta)/1 var(--font-body);color:var(--text-muted);place-items:center;display:grid}.cal-day{aspect-ratio:1;font:400 14px/1 var(--font-latin);color:var(--text-primary);border-radius:10px;place-items:center;display:grid}.cal-day:hover{background:var(--surface-sunken)}.cal-day:focus-visible{box-shadow:var(--ring);outline:none}.cal-day.is-out{color:var(--text-muted);opacity:.6}.cal-day.is-today{box-shadow:inset 0 0 0 1.5px var(--line-crayon)}.cal-day.is-on{background:var(--brand-yellow);font-weight:700}.cal-foot{font-size:var(--type-small);justify-content:space-between;padding-inline:4px;display:flex}*{scrollbar-width:thin;scrollbar-color:var(--line-crayon) transparent}.reading{text-align:center;justify-items:center;gap:6px;padding-block:4px 8px;display:grid}.reading-stage{block-size:176px;inline-size:240px;margin-block-end:8px;position:relative}.reading-page{border-radius:var(--radius-md);background:var(--surface-paper);block-size:152px;inline-size:136px;box-shadow:inset 0 0 0 1px var(--line-hairline), var(--shadow-card);align-content:start;gap:11px;margin-inline:auto;padding:24px 18px;display:grid;position:absolute;inset-block-start:18px;inset-inline:0;overflow:hidden;rotate:-3deg}.reading-line{z-index:1;border-radius:var(--radius-full);background:var(--surface-sunken);block-size:6px;display:block;position:relative;overflow:hidden}.reading-line:nth-child(3){inline-size:86%}.reading-line:nth-child(5){inline-size:72%}.reading-line:nth-child(7){inline-size:54%}.reading-line:nth-child(2){block-size:8px;inline-size:64%}.reading-line:after{content:"";border-radius:inherit;background:var(--c,var(--brand-yellow-deep));opacity:.5;transform-origin:100%;animation:read-line var(--dur-loop) var(--ease-inout) infinite;animation-delay:calc(var(--dur-loop) * var(--n) / 9);position:absolute;inset:0;transform:scaleX(0)}@keyframes read-line{0%{opacity:.5;transform:scaleX(0)}30%,78%{opacity:.5;transform:scaleX(1)}to{opacity:0;transform:scaleX(1)}}.reading-scan{background:linear-gradient(transparent, var(--c-tint,var(--brand-yellow-soft)), transparent);block-size:40px;animation:read-scan var(--dur-loop) var(--ease-inout) infinite;position:absolute;inset-block-start:-40px;inset-inline:0}@keyframes read-scan{to{transform:translateY(200px)}}.reading-sticker{box-shadow:var(--shadow-card);animation:read-bob var(--dur-loop) var(--ease-inout) infinite;position:absolute;inset-block-start:0;inset-inline-end:22px;rotate:9deg}@keyframes read-bob{50%{transform:translateY(-6px)rotate(-5deg)}}.reading-chips{justify-items:start;gap:10px;display:grid;position:absolute;inset-block-start:46px;inset-inline-start:0}.reading-chip{border-radius:var(--radius-full);background:var(--c-tint,var(--brand-yellow-soft));block-size:24px;color:var(--c-ink,var(--text-primary));box-shadow:inset 0 0 0 1px var(--line-soft);font:500 var(--type-meta)/1 var(--font-body);white-space:nowrap;opacity:0;animation:read-chip var(--dur-loop) var(--ease-out) infinite;animation-delay:calc(var(--dur-loop) * (.3 + var(--n) * .16));align-items:center;padding-inline:10px;display:inline-flex}@keyframes read-chip{0%{opacity:0;filter:blur(4px);transform:translate(-14px)scale(.9)}14%,72%{opacity:1;filter:blur();transform:none}88%,to{opacity:0;filter:blur(2px);transform:translateY(-4px)}}.reading-step{min-block-size:1.5em;margin:0}.reading .t-small{margin:0}@media (prefers-reduced-motion:reduce){.reading-line:after,.reading-scan,.reading-sticker,.reading-chip{animation:none}.reading-line:nth-child(-n+4):after{transform:scaleX(1)}.reading-chip{opacity:1}.reading-scan{display:none}}:root[data-motion=reduce] .reading-line:after,:root[data-motion=reduce] .reading-scan,:root[data-motion=reduce] .reading-sticker,:root[data-motion=reduce] .reading-chip{animation:none}:root[data-motion=reduce] .reading-line:nth-child(-n+4):after{transform:scaleX(1)}:root[data-motion=reduce] .reading-chip{opacity:1}:root[data-motion=reduce] .reading-scan{display:none}.ccard-detected{margin-block-start:4px;display:flex}.ccard-detect-actions{z-index:1;border-block-start:1px solid var(--line-soft);gap:4px;margin-block-end:-6px;margin-inline:-8px;padding-block-start:8px;display:flex;position:relative}.crow-item{gap:var(--space-1);display:grid}.crow-detect{align-items:center;gap:var(--space-1);padding-inline:var(--space-4);display:flex}.chk{margin:0;padding:0;list-style:none}.chk-row{align-items:center;gap:var(--space-3);min-block-size:48px;padding-block:var(--space-2);border-block-end:1px solid var(--line-soft);display:flex}.chk-row:last-child{border-block-end:0}.chk-mark{border-radius:var(--radius-full);block-size:24px;inline-size:24px;color:var(--text-muted);box-shadow:inset 0 0 0 1px var(--line-mid);flex:none;place-items:center;display:grid}.chk-ok .chk-mark{background:var(--status-good-soft);color:var(--status-good);box-shadow:none}.chk-gap .chk-mark{background:var(--status-warn-soft);color:var(--status-warn);box-shadow:none}.chk-suggest .chk-mark{color:var(--course-teal-ink);box-shadow:inset 0 0 0 1px var(--course-teal)}.chk-na .chk-mark{box-shadow:none}.chk-text{flex:1;gap:2px;min-inline-size:0;display:grid}.chk-label{overflow-wrap:anywhere}.chk-na .chk-label{color:var(--text-muted);text-decoration:line-through}.chk-acts{gap:var(--space-1);flex:none;display:flex}.chk-btn{block-size:var(--hit-min);font-weight:400;font-size:var(--type-small);color:var(--text-secondary);padding-inline:10px}.chk-btn.is-main{color:var(--text-primary);font-weight:700}.chk-btn:hover:not(:disabled){color:var(--text-primary)}.chk-weeks-toggle{min-block-size:var(--hit-min);margin-block:calc((var(--hit-min) - 20px) / -2);color:var(--text-secondary);justify-self:start;align-items:center;gap:2px;display:inline-flex}.chk-weeks-toggle:hover{color:var(--text-primary)}.chk-weeks-toggle:focus-visible{outline:2px solid var(--state-focus);outline-offset:2px;border-radius:var(--radius-xs)}.chk-weeks-toggle[aria-expanded=true] .cnote-chev{transform:rotate(180deg)}.chk-weeks{margin:var(--space-1) 0 0;padding:0;list-style:none;display:grid}.chk-week{align-items:baseline;gap:var(--space-2);border-block-start:1px solid var(--line-soft);grid-template-columns:16px auto minmax(0,1fr) auto;padding-block:5px;display:grid}.chk-week-mark{color:var(--text-muted);align-self:center;place-items:center;display:grid}.chk-week.is-ok .chk-week-mark{color:var(--status-good)}.chk-week.is-gap .chk-week-mark,.chk-week.is-gap .chk-week-n{color:var(--status-warn)}.chk-week-n{color:var(--text-secondary);white-space:nowrap}.chk-week-topic{overflow-wrap:anywhere}.chk-week.is-later .chk-week-topic{color:var(--text-secondary)}@media (max-width:743px){.chk-row{flex-wrap:wrap}.chk-acts{inline-size:100%;padding-inline-start:36px}}.pcard{align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-4);border-radius:var(--radius-lg);background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);display:flex}.pcard-text{overflow-wrap:anywhere;flex:1;min-inline-size:0}.pcard-acts{gap:var(--space-1);flex:none;display:flex}@media (max-width:743px){.pcard{row-gap:var(--space-1);flex-wrap:wrap}.pcard-text{flex:calc(100% - 40px);padding-block-start:var(--space-2)}.pcard-acts{inline-size:100%;margin-inline-start:-10px}}.sort-hints{gap:var(--space-2);display:grid}.sort-hint-text{gap:2px;display:grid}.assist{gap:var(--space-2);display:grid}.chk-block{gap:var(--space-1);display:grid}.chk-list{margin:0;padding:0;list-style:none}.chk-list .chk-row:last-child{border-block-end:0}.chead-review{align-items:center;gap:var(--space-1);flex-wrap:wrap;margin-block-start:var(--space-1);display:flex}.cnote{border-radius:var(--radius-lg);background:var(--surface-sunken)}.cnote-head{align-items:center;gap:var(--space-2);inline-size:100%;min-block-size:var(--hit-min);padding:var(--space-2) var(--space-4);border-radius:inherit;text-align:start;display:flex}.cnote-head:focus-visible{outline:2px solid var(--state-focus);outline-offset:2px}.cnote-title{flex:1}.cnote-chev{color:var(--text-muted);transition:transform var(--dur-fast) var(--ease-out);flex:none}.cnote.is-open .cnote-chev{transform:rotate(180deg)}.cnote-list{padding:0 var(--space-4) var(--space-3);gap:var(--space-2);margin:0;list-style:none;display:grid}.cnote-foot{padding:0 var(--space-2) var(--space-2)}.danger-zone{border-radius:var(--radius-lg);background:var(--surface-paper);box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--status-bad) 40%, var(--line-soft));gap:6px;padding:24px;display:grid}.mode-phone .danger-zone{padding:18px 16px}.danger-zone>h2{color:var(--status-bad)}.danger-zone>h2+p{margin-block-end:10px}.danger-row{border-block-start:1px solid var(--line-soft);flex-wrap:wrap;align-items:center;gap:14px;padding-block:14px;display:flex}.danger-row-text{overflow-wrap:anywhere;flex:220px;gap:2px;min-inline-size:0;display:grid}.danger-row-title{font:700 14.5px/1.35 var(--font-body)}.danger-row-action{flex:none}.danger-list{gap:4px;margin:0;padding-inline-start:20px;display:grid}.score-pill{background:var(--tone-soft);block-size:20px;color:var(--tone);font:700 12px/1 var(--font-body);white-space:nowrap;border-radius:6px;align-items:center;gap:4px;padding:0 7px;display:inline-flex}.score-pill>span{font-weight:400}.result{text-align:center;justify-items:center;gap:6px;padding-block:4px 8px;display:grid}.result-stage{block-size:212px;inline-size:260px;margin-block-end:4px;position:relative}.result-page{border-radius:var(--radius-md);background:var(--surface-paper);min-block-size:168px;inline-size:136px;box-shadow:inset 0 0 0 1px var(--line-hairline), var(--shadow-card);animation:result-thud var(--dur-base) var(--ease-out) both;animation-delay:var(--stamp-ms);align-content:start;gap:7px;margin-inline:auto;padding:20px 16px;display:grid;position:absolute;inset-block-start:14px;inset-inline:0;rotate:-3deg}@keyframes result-thud{35%{transform:translateY(3px)}}.result-row{align-items:center;gap:8px;block-size:12px;display:flex}.result-row:nth-child(3n+2) .result-line{flex:none;inline-size:70%}.result-row:nth-child(3n) .result-line{flex:none;inline-size:82%}.result-line{border-radius:var(--radius-full);background:var(--surface-sunken);flex:1;block-size:6px;position:relative;overflow:hidden}.result-line:after{content:"";border-radius:inherit;background:var(--c,var(--brand-yellow-deep));opacity:.45;transform-origin:100%;animation:result-fill var(--dur-base) var(--ease-out) both;animation-delay:calc(var(--start-ms) + var(--n) * var(--row-ms));position:absolute;inset:0}.result-row[data-ok=false] .result-line:after{background:var(--status-bad);opacity:.3}@keyframes result-fill{0%{transform:scaleX(0)}}.result-mark{color:var(--status-good);animation:result-mark var(--dur-base) var(--spring-bouncy) both;animation-delay:calc(var(--start-ms) + var(--n) * var(--row-ms) + .14s);flex:none;margin-inline-start:auto}.result-row[data-ok=false] .result-mark{color:var(--status-bad)}@keyframes result-mark{0%{opacity:0;transform:scale(.2)rotate(-35deg)}}.result-stamp{border-radius:var(--radius-full);background:var(--tone-soft);block-size:84px;inline-size:84px;color:var(--tone);box-shadow:inset 0 0 0 2px var(--tone), inset 0 0 0 5px var(--tone-soft), inset 0 0 0 6px var(--tone), var(--shadow-card);font:600 var(--type-title)/1 var(--font-display);animation:result-stamp var(--dur-slow) var(--spring-bouncy) both;animation-delay:var(--stamp-ms);place-content:center;gap:2px;display:grid;position:absolute;inset-block-end:0;inset-inline-start:40px;rotate:-8deg}.result-stamp small{font:500 var(--type-meta)/1 var(--font-body)}@keyframes result-stamp{0%{opacity:0;filter:blur(4px);transform:scale(1.9)rotate(14deg)}45%{opacity:1;filter:blur()}}.result-sticker{box-shadow:var(--shadow-card);animation:result-sway var(--dur-loop) var(--ease-inout) both;animation-delay:calc(var(--stamp-ms) + .2s);position:absolute;inset-block-start:0;inset-inline-end:26px;rotate:9deg}.result[data-tone=high] .result-sticker{animation:result-hop var(--dur-focus) var(--spring-bouncy) both;animation-delay:calc(var(--stamp-ms) + .2s)}.result[data-tone=mid] .result-sticker{animation:result-nod var(--dur-slow) var(--ease-inout) both;animation-delay:calc(var(--stamp-ms) + .2s)}@keyframes result-hop{25%{transform:translateY(-16px)rotate(-10deg)}50%{transform:none}70%{transform:translateY(-7px)rotate(5deg)}}@keyframes result-nod{35%{transform:rotate(-12deg)}70%{transform:rotate(5deg)}}@keyframes result-sway{50%{transform:translateY(-4px)rotate(-6deg)}}.result-chips{justify-items:start;gap:10px;display:grid;position:absolute;inset-block-start:30px;inset-inline-start:0}.result-chip{border-radius:var(--radius-full);background:var(--c-tint,var(--brand-yellow-soft));block-size:24px;color:var(--c-ink,var(--text-primary));box-shadow:inset 0 0 0 1px var(--line-soft);font:500 var(--type-meta)/1 var(--font-body);white-space:nowrap;animation:result-chip var(--dur-base) var(--ease-out) both;animation-delay:calc(var(--stamp-ms) + .35s + var(--n) * .16s);align-items:center;gap:4px;padding-inline:10px;display:inline-flex}@keyframes result-chip{0%{opacity:0;filter:blur(4px);transform:translate(-14px)scale(.9)}}.result-line-text{margin:0}@media (prefers-reduced-motion:reduce){.result *{animation:none!important}}:root[data-motion=reduce] .result *{animation:none!important}.asg-list{grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.asg-row{align-items:center;gap:var(--space-3);min-block-size:48px;padding-block:var(--space-2);border-block-end:1px solid var(--line-soft);min-inline-size:0;display:flex}.asg-row:last-child{border-block-end:0}.asg-row>.check,.asg-row>.ibtn{flex:none}.asg-text{flex:1;gap:2px;min-inline-size:0;display:grid}.asg-title{text-overflow:ellipsis;white-space:nowrap;overflow-wrap:anywhere;overflow:hidden}.asg-meta{align-items:baseline;gap:var(--space-1) var(--space-2);flex-wrap:wrap;min-inline-size:0;display:flex}.asg-when{color:var(--text-secondary);white-space:nowrap}.asg-when.is-late{color:var(--status-warn);font-weight:700}.asg-row.is-done .asg-title{color:var(--text-muted);text-decoration:line-through}.asg-row.is-done .asg-meta>*{color:var(--text-muted)}@media (max-width:743px){.asg-title{white-space:normal}}.asg-more{font-size:var(--type-small);padding-block:var(--space-2) 0;justify-self:start}.asg-empty{margin:0}.asg-when-fields{gap:var(--space-3);grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);display:grid}.asg-block .syl-head{gap:var(--space-2)}.stagebar{gap:var(--space-1);margin:var(--space-1) 0;min-inline-size:0;padding:0;list-style:none;display:flex}.stagebar-seg{align-content:start;gap:var(--space-half);min-inline-size:var(--space-20);padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);flex:1 1 0;display:grid}.stagebar-name{align-items:center;gap:var(--space-1);min-inline-size:0;font-weight:700;display:flex}.stagebar-name>.glyph{flex:none}.stagebar-text{overflow-wrap:anywhere;min-inline-size:0}.stagebar-when{color:var(--text-muted);overflow-wrap:anywhere}.stagebar-seg.is-done{background:var(--surface-sunken);color:var(--text-secondary)}.stagebar-seg.is-now{background:var(--c-tint,var(--brand-yellow-soft));color:var(--c-ink,var(--text-primary));box-shadow:inset 0 0 0 1px var(--c,var(--line-strong));flex-grow:1.4}.stagebar-seg.is-now .stagebar-when{color:inherit}.stagebar-seg.is-later,.stagebar-seg.is-none{border:1px dashed var(--line-crayon);color:var(--text-secondary)}@media (max-width:743px){.stagebar-seg{border-radius:var(--radius-full);block-size:6px;min-inline-size:0;padding:0}.stagebar-seg>span{clip:rect(0 0 0 0);white-space:nowrap;block-size:1px;inline-size:1px;position:absolute;overflow:hidden}.stagebar-seg.is-done{background:var(--line-crayon)}.stagebar-seg.is-now{background:var(--c,var(--surface-ink));box-shadow:none}}.exam-list,.plan-blocks,.plan-totals{margin:0;padding:0;list-style:none}.exam-list{grid-template-columns:minmax(0,1fr);display:grid}.exam-row{align-items:center;gap:var(--space-3);min-block-size:56px;padding-block:var(--space-2);border-block-end:1px solid var(--line-soft);min-inline-size:0;display:flex}.exam-row:last-child{border-block-end:0}.exam-row>.sticker{flex:none}.exam-date{inline-size:var(--space-12);justify-items:center;gap:var(--space-half);flex:none;display:grid}.exam-dd{font:600 var(--type-body)/1.2 var(--font-body)}.exam-text{gap:var(--space-half);min-inline-size:0;color:inherit;border-radius:var(--radius-xs);flex:1;text-decoration:none;display:grid}a.exam-text:hover .exam-name{text-underline-offset:3px;text-decoration:underline}.exam-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.exam-row.is-later .exam-name,.exam-row.is-later .exam-dd{color:var(--text-secondary)}.exam-when{justify-items:end;gap:var(--space-half);text-align:end;flex:none;display:grid}.exam-when .is-soon{color:var(--status-warn);font-weight:700}.exams-page .group{grid-template-columns:minmax(0,1fr)}.plan{gap:var(--space-4)}.plan-note{max-inline-size:64ch;margin:0}.plan-prefs{align-items:center;gap:var(--space-3) var(--space-4);flex-wrap:wrap;display:flex}.plan-sat{align-items:center;gap:var(--space-2);display:inline-flex}.plan-sat label{cursor:pointer}.plan-totals{gap:var(--space-2) var(--space-5);flex-wrap:wrap;display:flex}.plan-total{align-items:center;gap:var(--space-2);min-inline-size:0;max-inline-size:100%;display:flex}.plan-dot{inline-size:var(--space-2);block-size:var(--space-2);border-radius:var(--radius-full);background:var(--c,var(--text-muted));flex:none}.plan-course{text-overflow:ellipsis;white-space:nowrap;min-inline-size:0;overflow:hidden}.plan-tight{color:var(--status-warn);white-space:nowrap;font-weight:700}.plan-days{gap:var(--space-5) var(--space-8);grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));display:grid}.plan-day{gap:var(--space-1);min-inline-size:0;border-block-start:1px solid var(--line-soft);align-content:start;padding-block-start:var(--space-3);display:grid}.plan-day-head{align-items:baseline;gap:var(--space-2);display:flex}.plan-day-title{margin:0;font-weight:600}.plan-blocks{gap:var(--space-1);display:grid}.plan-block{align-items:center;gap:var(--space-2);min-block-size:32px;min-inline-size:0;display:flex}.plan-time{text-align:end;flex:none;inline-size:88px}.plan-block .plan-course{flex:1}.plan-left,.plan-block>.tag{flex:none}@media (max-width:743px){.exam-name,.plan-course{white-space:normal;overflow-wrap:anywhere}}.bell-list{gap:var(--space-5);grid-template-columns:minmax(0,1fr);display:grid}.bell-sec{gap:var(--space-1);min-inline-size:0;display:grid}.bell-sec>h3{margin:0;font-weight:700}.bell-rows{grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.bell-rows>li{border-block-end:1px solid var(--line-soft);min-inline-size:0}.bell-rows>li:last-child{border-block-end:0}.bell-row{align-items:flex-start;gap:var(--space-2);min-block-size:44px;inline-size:100%;padding:var(--space-3) var(--space-1);border-radius:var(--radius-sm);color:var(--text-primary);text-align:start;cursor:pointer;transition:background var(--dur-instant) var(--ease-out);background:0 0;border:0;display:flex}.bell-row:hover{background:var(--state-hover)}.bell-row:focus-visible{box-shadow:var(--ring);outline:none}.bell-dot{inline-size:var(--space-2);block-size:var(--space-2);border-radius:var(--radius-full);flex:none;margin-block-start:calc(var(--type-small) * .725 - var(--space-1))}.bell-row.is-unread .bell-dot{background:var(--brand-orange-ink)}.bell-text{gap:var(--space-half);flex:1;min-inline-size:0;display:grid}.bell-title{overflow-wrap:anywhere}.bell-row.is-unread .bell-title{font-weight:700}.bell-rem{padding-inline:var(--space-1);align-items:center}.bell-what{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-weight:700;display:-webkit-box;overflow:hidden}.bell-where{gap:var(--space-1);min-inline-size:0;display:flex}.bell-course{text-overflow:ellipsis;white-space:nowrap;min-inline-size:0;overflow:hidden}.bell-date,.bell-rem>.tag{flex:none}.bell-empty{padding-block:var(--space-2);gap:var(--space-1);margin:0;display:grid}.bell-empty p{margin:0}.bell-error{justify-items:start;gap:var(--space-2);display:grid}.bell-error p{margin:0}.bell-btn{flex:none;display:inline-flex;position:relative}.bell-count{pointer-events:none;min-inline-size:var(--space-4);block-size:var(--space-4);padding-inline:var(--space-1);border-radius:var(--radius-full);background:var(--brand-yellow);color:var(--text-primary);font:700 var(--type-meta)/1 var(--font-body);box-shadow:0 0 0 2px var(--surface-paper);place-items:center;display:grid;position:absolute;inset-block-start:calc(var(--space-1) * -.5);inset-inline-end:calc(var(--space-1) * -.5)}.topbar .bell-count{box-shadow:0 0 0 2px var(--surface-page)}.toast-code{color:inherit;margin-block-start:2px;display:block}.view-error{place-items:center;min-block-size:60vh;display:grid}.shell{min-block-size:100dvh}.shell.has-sidebar{--side:var(--layout-sidebar)}.shell.has-rail{--side:72px}.shell.has-sidebar .main,.shell.has-rail .main{margin-inline-start:var(--side)}.main{view-transition-name:main;outline:none;min-inline-size:0}.skip{z-index:2000;background:var(--surface-ink);color:var(--text-on-ink);border-radius:8px;padding:8px 12px;position:absolute;inset-block-start:-200px;inset-inline-start:8px}.skip:focus{inset-block-start:8px}.side{z-index:30;inline-size:var(--side,var(--layout-sidebar));background:var(--surface-paper);border-inline-end:1px solid var(--line-soft);view-transition-name:side;flex-direction:column;gap:16px;padding:20px 16px 16px;display:flex;position:fixed;inset-block:0;inset-inline-start:0;overflow:hidden}.side.is-rail{align-items:center;padding-inline:12px}.side-brand{justify-content:space-between;align-items:center;min-block-size:37px;display:flex}.side-brand-tools{align-items:center;gap:var(--space-1);display:flex}.side.is-rail .side-brand-tools{flex-direction:column}.wordmark-sm{color:var(--text-primary);line-height:1;text-decoration:none;display:grid}.wordmark-sm span{font:600 20px/1 var(--font-latin);letter-spacing:.06em}.wordmark-sm small{font:500 9.5px/1 var(--font-mono);letter-spacing:.18em;color:var(--text-muted);margin-block-start:4px}.side-search{cursor:pointer;text-align:start;justify-content:flex-start;inline-size:100%}.side-search-ph{font:400 14px/1 var(--font-body);color:var(--text-muted);flex:1}.side-search .kbd{background:var(--surface-paper)}.side-primary{gap:2px;inline-size:100%;display:grid}.side .nav{font-size:15px}.side.is-rail .nav{justify-content:center;inline-size:44px;padding:0}.side-tree{scrollbar-width:none;flex:1;min-block-size:0;margin-inline:-6px;padding-inline:6px;overflow-y:auto}.side-tree::-webkit-scrollbar{display:none}.side-year{justify-content:space-between;align-items:center;gap:8px;min-inline-size:0;margin-block-end:4px;padding-inline:10px 2px;display:flex}.side-year-pick{border-radius:var(--radius-sm);min-inline-size:0;color:var(--text-muted);cursor:pointer;transition:color var(--dur-fast) ease;align-items:center;gap:6px;padding-block:4px;display:inline-flex}.side-year-pick:hover{color:var(--text-primary)}.side-year-pick svg{flex:none}.side-year-label{text-overflow:ellipsis;white-space:nowrap;min-inline-size:0;overflow:hidden}.side-seg{inline-size:100%;margin-block-end:6px;display:flex}.side-seg .seg-opt{white-space:nowrap;flex:1 1 0;justify-content:center;align-items:center;gap:6px;min-inline-size:0;padding-inline:8px;font-size:13px;display:inline-flex}.side-seg-label{text-overflow:ellipsis;min-inline-size:0;overflow:hidden}.side-seg-count{color:var(--text-muted);font-weight:400}.side-seg .seg-opt.is-on .side-seg-count{color:var(--text-secondary)}.side-courses{grid-template-columns:minmax(0,1fr);gap:1px;padding-block:2px 8px;display:grid}.side-course{block-size:34px;color:var(--text-secondary);font:400 14px/1 var(--font-body);transition:background-color var(--dur-instant) ease;border-radius:8px;align-items:center;gap:10px;padding-inline:10px;text-decoration:none;display:flex}.side-course>span:last-child{text-overflow:ellipsis;white-space:nowrap;flex:1;min-inline-size:0;overflow:hidden}.side-course:hover{background:var(--state-hover);color:var(--text-primary)}.side-course.is-active{background:var(--surface-sunken);color:var(--text-primary);font-weight:700}.side-course.is-over{background:var(--c-wash,var(--brand-yellow-soft));box-shadow:inset 0 0 0 2px var(--brand-yellow-deep)}.side-empty{text-align:start;padding:6px 22px}.side-rail-courses{flex:1;align-content:start;gap:6px;display:grid;overflow-y:auto}.rail-course{border-radius:12px;display:block}.rail-course.is-active{box-shadow:0 0 0 2px var(--surface-ink)}.side-search-rail{margin-block:-4px}.side-foot{gap:10px;inline-size:100%;display:grid}.side-foot-nav{gap:6px;min-inline-size:0;display:flex}.side-foot-nav>.nav{flex:1 1 0;min-inline-size:0}.side-storage{gap:6px;padding-inline:10px;display:grid}.side-storage .bar{background:var(--surface-sunken);border-radius:2px;block-size:4px;display:block;overflow:hidden}.side-storage .bar>span{background:var(--brand-yellow);border-radius:inherit;block-size:100%;transition:inline-size var(--dur-slow) var(--spring);display:block}.side-account{align-items:center;gap:2px;min-inline-size:0;display:flex}.side-account .side-user{flex:1;min-inline-size:0}.side-user{min-block-size:40px;color:var(--text-primary);border-radius:10px;align-items:center;gap:10px;padding-inline:10px;text-decoration:none;display:flex}.side-user:hover,.side-user.is-active{background:var(--state-hover)}.side-email{text-align:start;text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.avatar{background:var(--brand-yellow);block-size:28px;inline-size:28px;font:700 13px/1 var(--font-body);border-radius:50%;flex:none;place-items:center;display:grid}.side.is-rail .side-user{justify-content:center;padding:0}.drawer{z-index:900;position:fixed;inset:0}.drawer-scrim{background:var(--overlay-scrim);animation:fade var(--dur-fast) ease;position:absolute;inset:0}.drawer .side{--side:min(320px, 86vw);box-shadow:var(--shadow-pop);animation:drawer-in var(--dur-base) var(--ease-out);padding-block-start:max(20px, env(safe-area-inset-top));padding-block-end:max(16px, env(safe-area-inset-bottom))}@keyframes drawer-in{0%{transform:translate(100%)}}.topbar{z-index:20;block-size:56px;box-sizing:content-box;background:color-mix(in srgb, var(--surface-page) 88%, transparent);-webkit-backdrop-filter:saturate(1.4)blur(12px);view-transition-name:topbar;align-items:center;gap:4px;padding-block-start:env(safe-area-inset-top);padding-inline:8px;display:flex;position:sticky;inset-block-start:0}.topbar-title{flex:1;justify-items:start;min-inline-size:0;padding-inline:4px;line-height:1.2;display:grid}.topbar-name{font:700 16px/1.2 var(--font-body);text-overflow:ellipsis;white-space:nowrap;max-inline-size:100%;overflow:hidden}.wordmark-top{font:600 18px/1 var(--font-latin);letter-spacing:.06em;color:var(--text-primary);text-decoration:none}.mode-phone .topbar .ibtn{block-size:44px;inline-size:44px}.tabbar{z-index:40;padding:6px 8px max(10px, env(safe-area-inset-bottom));background:var(--surface-paper);box-shadow:var(--shadow-tabbar);view-transition-name:tabbar;grid-template-columns:repeat(5,minmax(0,1fr));align-items:center;display:grid;position:fixed;inset-block-end:0;inset-inline:0}.tab{color:var(--text-muted);font:400 12px/1 var(--font-body);justify-items:center;gap:4px;padding-block:2px;text-decoration:none;display:grid}.tab-icon{block-size:28px;inline-size:48px;color:var(--text-primary);transition:background-color var(--dur-fast) var(--ease-out);border-radius:14px;place-items:center;display:grid}.tab.is-active{color:var(--text-primary);font-weight:700}.tab.is-active .tab-icon{background:var(--brand-yellow-soft)}.tab:not(.is-active):active .tab-icon{background:var(--state-hover)}.tab-upload{background:var(--brand-yellow);block-size:56px;inline-size:56px;color:var(--text-primary);box-shadow:var(--shadow-pop);transition:transform var(--dur-fast) var(--spring);border-radius:18px;justify-self:center;place-items:center;margin-block-start:-18px;display:grid}.tab-upload:active{transform:scale(.94)}.mode-phone .main{padding-block-end:calc(96px + env(safe-area-inset-bottom))}.page{max-inline-size:calc(var(--layout-max) + 2 * var(--layout-margin));padding:36px var(--layout-margin) 96px;align-content:start;gap:28px;min-inline-size:0;margin-inline:auto;display:grid}.page>*{min-inline-size:0}.mode-phone .page,.mode-tablet .page{gap:22px;padding-block-start:12px}.page-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;display:flex}.page-title{gap:6px;min-inline-size:0;display:grid}.page-actions{flex-wrap:wrap;gap:8px;display:flex}.section-head{justify-content:space-between;align-items:center;gap:12px;margin-block-end:12px;display:flex}.spacer{flex:1}.row-chips{scrollbar-width:none;flex-wrap:nowrap;align-items:center;gap:6px;min-inline-size:0;margin:-2px;padding:2px;display:flex;overflow-x:auto}.row-chips::-webkit-scrollbar{display:none}.mode-phone .row-chips{scrollbar-width:none;margin-inline:calc(-1 * var(--layout-margin));padding-inline:var(--layout-margin);scroll-padding-inline:var(--layout-margin);flex-wrap:nowrap;overflow-x:auto}.mode-phone .row-chips::-webkit-scrollbar{display:none}.viewtoggle{gap:4px;display:flex}.err-text{color:var(--status-bad);align-items:center;gap:6px;display:inline-flex}.btn-sm{gap:6px;block-size:32px;padding-inline:12px;font-size:14px}.upnext{gap:10px;display:grid}.upnext-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.upcard{border-radius:var(--card-radius);background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);color:var(--text-primary);min-inline-size:0;transition:box-shadow var(--dur-fast) ease;align-items:center;gap:14px;padding:14px 16px;text-decoration:none;display:flex}.upcard:hover{box-shadow:inset 0 0 0 1px var(--line-mid), 0 6px 20px -12px #3e2c1e38}.upcard-text{gap:3px;min-inline-size:0;display:grid}.upcard-title{font:700 15px/1.35 var(--font-body);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.upcard-text>.t-small{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.upcard-exam{background:var(--course-red-wash);box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--course-red) 25%, transparent)}.upcard-exam-eyebrow{color:var(--status-bad)}.mode-phone .upnext-row{scroll-snap-type:x mandatory;scrollbar-width:none;margin-inline:calc(-1 * var(--layout-margin));padding:4px var(--layout-margin) 12px;display:flex;overflow-x:auto}.mode-phone .upcard{scroll-snap-align:start;flex:0 0 min(300px,78vw)}.courses{gap:20px;display:grid}.courses-bar{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.mode-phone .courses-bar .seg,.mode-phone .courses-bar .sk-seg{inline-size:100%}.mode-phone .courses-bar .seg-opt{flex:1}.cards{grid-template-columns:repeat(auto-fill, minmax(min(var(--card-min), 100%), 1fr));gap:var(--layout-gutter);display:grid}@media (min-width:1024px) and (max-width:1279px){.cards{grid-template-columns:repeat(3,1fr)}}.mode-tablet .cards{grid-template-columns:repeat(2,1fr)}.ccard-drop{display:grid}.ccard-drop>.ccard{block-size:100%}.courses-empty{padding:12px 4px}.clist{gap:10px;display:grid}.crow{border-radius:var(--card-radius);background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);color:var(--text-primary);align-items:center;gap:14px;padding:12px 14px;text-decoration:none;display:flex}.crow:active{transform:scale(.99)}.crow-text{flex:1;gap:2px;min-inline-size:0;display:grid}.crow-name{font:700 15.5px/1.35 var(--font-body);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.clist-new{border-radius:var(--card-radius);border:1.5px dashed var(--line-crayon);font:700 15px/1 var(--font-body);color:var(--text-primary);align-items:center;gap:12px;padding:12px 14px;display:flex}.firstrun{text-align:center;justify-items:center;gap:16px;padding-block-start:48px}.firstrun>p.t-body{max-inline-size:52ch}.firstrun-cards{grid-template-columns:repeat(2,minmax(0,300px));gap:16px;margin-block:12px;display:grid}.mode-phone .firstrun-cards{grid-template-columns:1fr;inline-size:100%}.fr-card{border-radius:var(--radius-xl);background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);text-align:start;justify-items:start;gap:10px;padding:22px;display:grid}.fr-card .btn{margin-block-start:6px}.fr-icon{background:var(--surface-sunken);border-radius:12px;place-items:center;block-size:44px;inline-size:44px;display:grid}.fr-icon-yellow{background:var(--brand-yellow-soft)}.home-sk{gap:28px;display:grid}.mode-phone .home-sk,.mode-tablet .home-sk{gap:22px}.course-bar{justify-content:space-between;align-items:center;gap:12px;min-inline-size:0;display:flex}.course-tools{flex:none;align-items:center;gap:4px;display:flex}.sortbtn{block-size:32px;font:400 14px/1 var(--font-body);color:var(--text-secondary);border-radius:8px;align-items:center;gap:6px;padding-inline:10px;display:inline-flex}.sortbtn:hover{background:var(--surface-sunken)}.chip.is-over,.group-head.is-over{background:var(--brand-yellow-soft);box-shadow:inset 0 0 0 2px var(--brand-yellow-deep)}.groups{gap:28px;display:grid}.group{gap:8px;display:grid}.group-head{min-block-size:36px;transition:background-color var(--dur-instant) ease;border-radius:10px;align-items:center;gap:4px;padding-inline:2px;display:flex}.group-toggle{color:var(--text-primary);border-radius:8px;align-items:center;gap:8px;padding:2px 4px;display:inline-flex}.group-head .ibtn{opacity:.7}.group-head:hover .ibtn,.group-head:focus-within .ibtn{opacity:1}.course-empty{border-radius:var(--radius-lg);transition:background-color var(--dur-fast) ease}.course-empty.is-over{background:var(--brand-yellow-soft)}.course .chead{min-inline-size:0}.mode-tablet .course .chead{padding:24px}.selbar{background:var(--surface-ink);min-block-size:52px;color:var(--text-on-ink);box-shadow:var(--shadow-pop);z-index:15;border-radius:14px;align-items:center;gap:6px;padding:6px 12px;display:flex;position:sticky;inset-block-start:12px}.mode-phone .selbar,.mode-tablet .selbar{inset-block-start:calc(64px + env(safe-area-inset-top))}.selbar-x{block-size:32px;inline-size:32px;color:inherit;border-radius:8px;place-items:center;display:grid}.selbar-x:hover,.selbar-btn:hover{background:#fffcf61a}.selbar-count{font:700 15px/1 var(--font-body);white-space:nowrap}.selbar-spacer{flex:1}.selbar-btn{block-size:36px;color:inherit;font:400 14px/1 var(--font-body);white-space:nowrap;border-radius:8px;align-items:center;gap:6px;padding-inline:10px;display:inline-flex}.mode-phone .selbar-btn span{display:none}.drag-ghost{background:var(--surface-ink);color:var(--text-on-ink);font:700 14px/1 var(--font-body);box-shadow:var(--shadow-pop);border-radius:10px;padding:8px 14px;position:fixed;inset-block-start:-100px}.frow[draggable=true]{cursor:default}.dropveil{z-index:800;-webkit-backdrop-filter:blur(6px);pointer-events:none;animation:fade var(--dur-fast) ease;background:#f6f1e6b8;place-items:center;display:grid;position:fixed;inset:0}.dropveil-card{background:var(--c-wash,var(--surface-paper));box-shadow:var(--shadow-pop), 0 0 0 2px var(--c,var(--brand-yellow-deep));animation:rise var(--dur-base) var(--spring-bouncy);text-align:center;border-radius:28px;justify-items:center;gap:12px;padding:40px 56px;display:grid}.tray{z-index:700;background:var(--surface-paper);max-block-size:min(60vh,520px);inline-size:min(400px,100vw - 32px);box-shadow:var(--shadow-pop);animation:rise var(--dur-base) var(--ease-out);border-radius:18px;flex-direction:column;display:flex;position:fixed;inset-block-end:24px;inset-inline-end:24px;overflow:hidden}.mode-phone .tray{inline-size:auto;inset-block-end:calc(96px + env(safe-area-inset-bottom));inset-inline:16px}.tray-head{align-items:center;gap:4px;padding:10px 10px 10px 8px;padding-inline-start:16px;display:flex}.tray-title{font:700 15px/1.3 var(--font-body);flex:1}.tray-list{gap:2px;padding:0 6px 8px;display:grid;overflow-y:auto}.tray-dup{background:var(--brand-yellow-soft);border-radius:14px;padding-block-end:8px}.tray-dup-actions{flex-wrap:wrap;gap:6px;padding-inline:52px 12px;display:flex}.tray-dup-actions .btn{block-size:34px;padding-inline:12px;font-size:14px}.palette{background:0 0;border:0;max-block-size:min(72vh,640px);inline-size:min(640px,100vw - 32px);margin-block-start:12vh;padding:0;overflow:visible}.palette::backdrop{background:var(--overlay-scrim);animation:fade var(--dur-fast) ease}.srch{min-block-size:0;max-block-size:inherit;flex-direction:column;display:flex}.srch-palette{background:var(--surface-paper);box-shadow:var(--shadow-pop);animation:rise var(--dur-base) var(--ease-out);border-radius:20px;max-block-size:min(72vh,640px);overflow:hidden}.srch-bar{border-block-end:1px solid var(--line-hairline);align-items:center;gap:12px;padding:16px 18px;display:flex}.srch-bar input{min-inline-size:0;font:600 20px/1.2 var(--font-display);color:var(--text-primary);background:0 0;border:0;outline:none;flex:1}.srch-bar input::placeholder{color:var(--text-muted);font-size:17px;font-weight:400}.srch-bar input::-webkit-search-cancel-button{display:none}.srch-filters{scrollbar-width:none;flex-wrap:nowrap;gap:6px;padding:10px 14px;display:flex;overflow-x:auto}.srch-list{flex:1;align-content:start;gap:2px;padding:0 8px 8px;display:grid;overflow-y:auto}.srch-label{padding:10px 10px 4px}.srch-item{text-align:start;color:var(--text-primary);border-radius:12px;align-items:center;gap:12px;padding:8px 10px;display:flex}.srch-item.is-active{background:var(--surface-sunken)}.srch-text{flex:1;gap:2px;min-inline-size:0;display:grid}.srch-name{font:700 15px/1.35 var(--font-body);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.srch-name mark{background:var(--brand-yellow-soft);color:inherit;border-radius:3px;padding-inline:1px}.srch-aside{flex:none}.srch-enter{font:400 12px/1 var(--font-body);color:var(--text-muted);align-items:center;gap:6px;display:inline-flex}.srch-foot{background:var(--surface-page);border-block-start:1px solid var(--line-hairline);justify-content:flex-end;gap:18px;padding:10px 16px;display:flex}.srch-foot span{align-items:center;gap:6px;display:inline-flex}.srch-hint{padding:16px 10px}.srch-recent{font:400 15px/1 var(--font-body);color:var(--text-primary);border-radius:10px;align-items:center;gap:10px;padding:10px;display:flex}.srch-recent:hover{background:var(--surface-sunken)}.srch-page .srch-bar{border:0;gap:10px;padding:0}.srch-page .srch-bar input{background:var(--surface-sunken);block-size:44px;font:400 17px/1 var(--font-body);border-radius:12px;padding-inline:12px}.srch-page .srch-bar>.icon{display:none}.srch-page .srch-filters{padding-inline:0}.srch-page .srch-list{padding:0}.srch-cancel{font:400 15px/1 var(--font-body);color:var(--text-primary);padding:8px 4px}.page-search{padding-block-start:max(16px, env(safe-area-inset-top))}.move-list{gap:2px;max-block-size:46vh;margin-inline:-6px;padding-inline:6px;display:grid;overflow-y:auto}.move-opt{text-align:start;color:var(--text-primary);border-radius:12px;align-items:center;gap:12px;padding:6px 8px;display:flex}.move-opt:hover{background:var(--surface-sunken)}.move-opt.is-on{background:var(--brand-yellow-soft)}.move-name{font:700 15px/1.3 var(--font-body);flex:1}.grid-3-tight{grid-template-columns:1fr 1.4fr .6fr;gap:12px;display:grid}.mode-phone .grid-3-tight{grid-template-columns:1fr 1fr}.mode-phone .grid-3-tight>:nth-child(2){grid-area:2/1/auto/-1}.colors{flex-wrap:wrap;gap:10px;display:flex}.color-dot{background:var(--c);block-size:28px;inline-size:28px;box-shadow:0 0 0 2px var(--surface-paper);transition:box-shadow var(--dur-instant) ease, transform var(--dur-fast) var(--spring-bouncy);border-radius:50%}.color-dot:hover{transform:scale(1.1)}.color-dot.is-on{box-shadow:0 0 0 2px var(--surface-paper), 0 0 0 4px var(--surface-ink)}.sticker-pick{grid-template-columns:repeat(auto-fill,56px);gap:10px;margin-block-start:12px;display:grid}.sticker-opt{border-radius:var(--radius-lg)}.sticker-opt .sticker{transition:transform var(--dur-fast) var(--spring-bouncy), box-shadow var(--dur-instant) ease}.sticker-opt:hover .sticker{transform:translateY(-2px)rotate(-3deg)}.sticker-opt.is-on .sticker{box-shadow:0 0 0 2px var(--surface-ink)}.sched{justify-items:start;gap:8px;display:grid}.sched-row{grid-template-columns:96px auto minmax(0,1fr) 104px 32px;align-items:center;gap:8px;inline-size:100%;display:grid}.sched-row.exam{grid-template-columns:110px minmax(0,1fr) 84px 32px}.sched-row .field-input{block-size:40px;padding-inline:10px;font-size:14px}.sched-time{align-items:center;gap:4px;display:inline-flex}.sched-time .pick-time,.sched-at .pick-time{inline-size:76px}.sched-dash{color:var(--text-muted)}.sched-day,.sched-kind,.sched-date,.sched-at{min-inline-size:0}.mode-phone .sched-row{border-block-end:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr) auto 32px;row-gap:6px;padding-block-end:10px}.mode-phone .sched-day{grid-column:1}.mode-phone .sched-time{grid-column:2}.mode-phone .sched-del{grid-area:1/3}.mode-phone .sched-room{grid-area:2/1}.mode-phone .sched-kind{grid-area:2/2/auto/4}.mode-phone .sched-row.exam{grid-template-columns:minmax(0,1fr) 76px 32px}.mode-phone .sched-row.exam .sched-day{grid-column:1/3}.mode-phone .sched-row.exam .sched-date{grid-area:2/1}.mode-phone .sched-row.exam .sched-at{grid-area:2/2/auto/4}.cal-start{gap:14px;display:grid}.cal-pick{justify-items:start;gap:10px;display:grid}.cal-google{gap:var(--space-2);border-block-end:1px solid var(--line-soft);padding-block-end:var(--space-4);display:grid}.cal-google .btn-label{align-items:center;gap:var(--space-2);display:inline-flex}.cal-steps{gap:var(--space-2);color:var(--text-secondary);padding-inline-start:var(--space-5);list-style:decimal;display:grid}.cal-steps li{overflow-wrap:anywhere}.cal-steps .btn{inline-size:-moz-fit-content;inline-size:fit-content;margin-block-start:var(--space-2);display:flex}.cal-row{flex-wrap:wrap}.cal-row .set-text{flex:200px}.cal-actions{flex-wrap:wrap;justify-content:flex-end;gap:6px;display:flex}.cal-ignored{gap:2px;padding-block-start:14px;display:grid}.set-row .err-text{display:block}.pin-head{align-items:center;gap:12px;display:flex}.pin-name{color:var(--text-primary);text-decoration:none}.pin-name:hover{text-underline-offset:3px;text-decoration:underline}.frows-trash .frow{grid-template-columns:20px 32px minmax(0,1fr) minmax(0,150px) 64px 96px auto}.frows-trash .frow-more .btn{opacity:1}.frow-date.warn{color:var(--status-warn)}@media (max-width:743px){.frows-trash .frow{grid-template-columns:32px minmax(0,1fr) auto}.frows-trash .frow>span:first-child,.frows-trash .frow-section,.frows-trash .frow-size,.frows-trash .frow-date{display:none}}.set-grid{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:20px;display:grid}.mode-phone .set-grid,.mode-tablet .set-grid{grid-template-columns:1fr}.set-col{grid-template-columns:minmax(0,1fr);gap:20px;display:grid}.set-card{border-radius:var(--radius-lg);background:var(--surface-paper);min-inline-size:0;box-shadow:inset 0 0 0 1px var(--line-soft);grid-template-columns:minmax(0,1fr);gap:6px;padding:24px;display:grid}.mode-phone .set-card{padding:18px 16px}.set-card>h2+p{margin-block-end:10px}.set-row{border-block-start:1px solid var(--line-soft);align-items:center;gap:14px;padding-block:14px;display:flex}.set-icon{background:var(--surface-sunken);border-radius:10px;flex:none;place-items:center;block-size:40px;inline-size:40px;display:grid}.set-text{overflow-wrap:anywhere;flex:1;gap:2px;min-inline-size:0;display:grid}.set-title{font:700 14.5px/1.35 var(--font-body)}.set-action{flex:none}.set-days{align-items:center;gap:var(--space-2);flex-wrap:wrap;margin-block-start:calc(-1 * var(--space-1));padding-block-end:var(--space-3);padding-inline-start:54px;display:flex}.mode-phone .set-days{padding-inline-start:0}.set-hour{inline-size:112px}.set-pair{align-items:center;gap:10px;display:flex}.feed-link{gap:var(--space-3);padding-block:var(--space-1) var(--space-3);grid-template-columns:minmax(0,1fr);padding-inline-start:54px;display:grid}.mode-phone .feed-link{padding-inline-start:0}.feed-url{text-overflow:ellipsis;white-space:nowrap;min-inline-size:0;padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);background:var(--surface-sunken);color:var(--text-secondary);display:block;overflow:hidden}.feed-actions{gap:var(--space-2);flex-wrap:wrap;display:flex}.set-foot{justify-content:flex-start;padding-block-start:10px;display:flex}.set-degree{border-block-start:1px solid var(--line-hairline);padding-block-start:14px}.stor-bar{background:var(--surface-sunken);border-radius:5px;gap:2px;block-size:10px;margin-block:8px 4px;display:flex;overflow:hidden}.stor-bar span{block-size:100%;display:block}.stor-legend{flex-wrap:wrap;gap:6px 16px;margin-block-end:8px;display:flex}.stor-legend span{align-items:center;gap:6px;display:inline-flex}.stor-legend i{border-radius:50%;block-size:8px;inline-size:8px}.codes-list{background:var(--surface-sunken);border-radius:12px;grid-template-columns:1fr 1fr;gap:6px 16px;padding:12px;font-size:14px;list-style:none;display:grid}.mode-tablet .upnext-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.mode-tablet .upcard{gap:10px;padding:14px}.frows.no-section .frow{grid-template-columns:20px 32px minmax(0,1fr) 64px 72px 32px}.frows.no-section .frow-section{display:none}@media (max-width:743px){.frows.no-section .frow{grid-template-columns:32px minmax(0,1fr) 32px}.frow .tag-llm,.frow .tag-pinned{display:none}}html:has(dialog[open]:modal){overflow:hidden}.add{gap:16px;min-inline-size:0;display:grid}.add>.seg{inline-size:100%}.add>.seg .seg-opt{flex:1}.add-section{justify-self:start;align-items:center;gap:10px;display:flex}.add-select{min-inline-size:160px;display:inline-flex}.add-select .field-input{block-size:36px;font:500 14px/1 var(--font-body)}.add-tiles{grid-template-columns:1fr 1fr;gap:12px;display:grid}.add-tile{border-radius:var(--radius-lg);text-align:start;cursor:pointer;min-block-size:120px;color:var(--text-primary);transition:transform var(--dur-fast) var(--spring);border:0;align-content:start;justify-items:start;gap:6px;padding:16px;display:grid}.add-tile:active{transform:scale(.98)}.add-tile[data-color=yellow]{background:var(--course-yellow-tint)}.add-tile[data-color=yellow] .icon{color:var(--course-yellow-ink)}.add-tile[data-color=teal]{background:var(--course-teal-tint)}.add-tile[data-color=teal] .icon{color:var(--course-teal-ink)}.add-tile[data-color=blue]{background:var(--course-blue-tint)}.add-tile[data-color=blue] .icon{color:var(--course-blue-ink)}.add-tile[data-color=orange]{background:var(--course-orange-tint)}.add-tile[data-color=orange] .icon{color:var(--course-orange-ink)}.add-tile-title{font:700 17px/1.2 var(--font-body);margin-block-start:6px}.add-tile-sub{color:var(--text-secondary)}.add-paste-row{border:1px dashed var(--line-crayon);border-radius:var(--radius-md);color:var(--text-secondary);font:500 14px/1 var(--font-body);cursor:pointer;background:0 0;justify-content:center;align-items:center;gap:8px;padding:12px;display:flex}.add-file{gap:14px;display:grid}.add-drop .dropzone{margin:0}.add-row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.add-ios{align-items:flex-start;gap:8px;margin:0;display:flex}.add-ios .glyph{flex:none;margin-block-start:2px}.add-link,.add-paste{gap:14px;min-inline-size:0;display:grid}.add-url{border-radius:var(--radius-md);background:var(--surface-sunken);color:var(--text-muted);align-items:center;gap:8px;padding-inline:4px 14px;display:flex}.add-url:focus-within{background:var(--surface-paper);box-shadow:var(--ring)}.add-url .field-input{min-inline-size:0;box-shadow:none;background:0 0;flex:1}.add-detect{border-radius:var(--radius-lg);background:var(--course-teal-tint);color:var(--course-teal-ink);align-items:flex-start;gap:14px;padding:16px 18px;animation:.26s both fade-in;display:flex}.add-detect p{margin:0}.add-detect .t-small{color:var(--text-secondary);margin-block-start:4px}.add-detect[data-kind=direct]{background:var(--course-green-tint);color:var(--course-green-ink)}.add-detect[data-kind=share]{background:var(--course-orange-tint);color:var(--course-orange-ink)}.add-detect[data-kind=embed]{background:var(--course-blue-tint);color:var(--course-blue-ink)}.add-detect[data-kind=page]{background:var(--surface-sunken);color:var(--text-primary)}.add-detect-badge{background:var(--surface-paper);border-radius:6px;flex:none;padding:4px 6px}.add-kinds{gap:8px;margin:0;padding:0;list-style:none;display:grid}.add-kinds li{border-radius:var(--radius-md);background:var(--surface-sunken);gap:2px;padding:12px 16px;padding-inline-start:32px;display:grid;position:relative}.add-kinds li:before{content:"";background:var(--course-green);border-radius:50%;block-size:8px;inline-size:8px;position:absolute;inset-block-start:18px;inset-inline-start:14px}.add-kinds li[data-dot=orange]:before{background:var(--course-orange)}.add-kinds li[data-dot=blue]:before{background:var(--course-blue)}.add-foot{justify-content:flex-end;gap:8px;margin-block-start:4px;display:flex}.add-code{resize:vertical;border-radius:var(--radius-md);color:#f6efe2;min-block-size:200px;max-block-size:46dvh;inline-size:100%;font:400 13px/1.55 var(--font-mono);tab-size:2;white-space:pre;background:#2b2118;border:0;padding:14px 16px;overflow:auto}.add-code:focus-visible{box-shadow:var(--ring);outline:none}.add-code::placeholder{color:#f6efe266}.add-detected{border-radius:var(--radius-md);background:var(--status-good-soft);color:var(--status-good);justify-self:start;align-items:center;gap:6px;margin:0;padding:6px 12px;font-size:14px;animation:.22s both fade-in;display:inline-flex}.add-meta{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.add-meta .field-input{flex:200px;min-inline-size:0}.add-prov{flex-wrap:wrap;gap:6px;display:flex}.add-chip{border-radius:var(--radius-sm);background:var(--surface-sunken);block-size:34px;color:var(--text-secondary);font:500 13px/1 var(--font-mono);cursor:pointer;border:0;padding-inline:12px}.add-chip.is-on{background:var(--surface-ink);color:var(--text-on-ink)}@media (max-width:743px){.add-foot{flex-direction:column-reverse}.add-foot .btn{inline-size:100%}.add-code{min-block-size:160px}}.year-switch{margin-block-start:8px}.section-label{font:700 15px/1.3 var(--font-body);color:var(--text-primary);margin:0}.section-head .btn-quiet{block-size:30px;font:400 13.5px/1 var(--font-body);color:var(--text-secondary);padding-inline:10px}.admin-link{border-radius:var(--radius-md);background:var(--surface-sunken);overflow-wrap:anywhere;-webkit-user-select:all;user-select:all;margin:12px 0 0;padding:12px}.set-profile{border-block-start:1px solid var(--line-hairline);gap:12px;padding-block-start:14px;display:grid}.set-profile .seg{display:flex}.set-profile .seg-opt{flex:1}.side-degree{border-radius:var(--radius-md);background:var(--surface-sunken);text-align:start;inline-size:100%;color:var(--text-primary);justify-content:space-between;align-items:center;gap:8px;margin-block-end:6px;padding:8px 10px;display:flex}.side-degree:hover{background:var(--sunken-hover)}.side-degree-text{gap:2px;min-inline-size:0;display:grid}.side-degree-name{font:700 14px/1.25 var(--font-body);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.side-degree .t-meta{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.degree-form{gap:14px;display:grid}.degree-year,.address-field{gap:6px;display:grid}.degree-year .seg,.address-field .seg,.sem-field .seg{inline-size:100%;display:flex}.degree-year .seg-opt,.address-field .seg-opt,.sem-field .seg-opt{flex:1}.degree-status{border-block-start:1px solid var(--line-hairline)}.dlg-start{margin-inline-end:auto}.side-who{text-align:start;flex:1;gap:1px;min-inline-size:0;display:grid}.side-name{font:700 14px/1.2 var(--font-body);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.set-name{gap:12px;padding-block-start:6px;display:grid}.delete-account{gap:10px;display:grid}.adm-stats{gap:var(--layout-gutter);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.adm-stat{border-radius:var(--radius-lg);background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);gap:4px;padding:18px 20px;display:grid}.adm-stat-value{font:600 var(--type-title)/1.1 var(--font-display);color:var(--text-primary)}.mode-tablet .adm-stats,.mode-phone .adm-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.adm-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 16px;margin-block-end:8px;display:flex}.adm-tools{flex:0 auto;align-items:center;gap:10px;min-inline-size:0;display:flex}.adm-tools .seg{flex:none}.adm-tools .search{inline-size:280px;min-inline-size:180px}.mode-phone .adm-tools{flex-wrap:wrap;flex:100%}.mode-phone .adm-tools .search{flex:100%;order:-1;inline-size:auto}.adm-table{display:grid}.adm-row{border-block-start:1px solid var(--line-soft);grid-template-columns:minmax(0,1.6fr) minmax(0,1.4fr) minmax(0,1fr) minmax(140px,1fr) minmax(0,.8fr) 72px;align-items:center;gap:16px;padding-block:14px;display:grid}.adm-row-head{font:400 var(--type-meta)/1.3 var(--font-body);color:var(--text-muted);border-block-start:0;padding-block:8px}.adm-row.is-off{opacity:.6}.adm-user{align-items:center;gap:10px;min-inline-size:0;display:flex}.adm-user .avatar{block-size:32px;inline-size:32px}.adm-who{gap:2px;min-inline-size:0;display:grid}.adm-who>*{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.adm-name{font:700 var(--type-small)/1.3 var(--font-body);color:var(--text-primary)}.adm-badge{border-radius:var(--radius-full);background:var(--brand-yellow-soft);font:400 var(--type-meta)/1.4 var(--font-body);color:var(--text-secondary);margin-inline-start:6px;padding:1px 6px}.adm-cell{min-inline-size:0}.adm-degree{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.adm-quota{border-radius:var(--radius-sm);text-align:start;inline-size:100%;color:var(--text-secondary);gap:4px;margin:-6px -8px;padding:6px 8px;display:grid}.adm-quota:hover{background:var(--state-hover)}.adm-quota .bar{background:var(--surface-sunken);border-radius:2px;block-size:4px;display:block;overflow:hidden}.adm-quota .bar>span{background:var(--brand-yellow);border-radius:inherit;block-size:100%;display:block}.adm-empty{padding-block:16px}.adm-invite-actions{gap:4px;display:inline-flex}@media (max-width:1279px){.adm-row-head{display:none}.adm-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px 16px}.adm-user{grid-column:1/-1}.admin .set-row{flex-wrap:wrap}.admin .set-row .set-text{flex:200px;min-inline-size:0}.adm-invite-actions{margin-inline-start:auto}.adm-cell[data-label]:before{content:attr(data-label);font:400 var(--type-meta)/1.3 var(--font-body);color:var(--text-muted);margin-block-end:2px;display:block}}.rm-now{gap:4px;padding-block:8px 18px;display:grid}.rm-bar{background:var(--surface-sunken);border-radius:2px;block-size:4px;margin-block:10px 4px;display:block;overflow:hidden}.rm-bar>span{background:var(--brand-yellow);border-radius:inherit;block-size:100%;display:block}.rm-groups{flex-wrap:wrap;gap:6px;margin:8px 0 0;padding:0;list-style:none;display:flex}.rm-group{border-radius:var(--radius-full);background:var(--surface-sunken);color:var(--text-primary);align-items:center;gap:6px;padding:3px 10px;display:inline-flex}.rm-group.is-done{background:var(--status-good-soft);color:var(--status-good)}.rm-list{margin:0;padding:0;list-style:none;display:grid}.rm-row{border-block-start:1px solid var(--line-soft);align-items:flex-start;gap:12px;padding-block:12px;display:flex}.rm-row>.num{margin-inline-start:auto;padding-block-start:2px}.rm-text{gap:2px;min-inline-size:0;display:grid}.rm-title{color:var(--text-primary);font-weight:700}.rm-row.is-upcoming .rm-title,.rm-row.is-extra .rm-title{font-weight:400}.rm-dot{border-radius:var(--radius-full);block-size:22px;inline-size:22px;box-shadow:inset 0 0 0 1.5px var(--line-mid);flex:none;place-items:center;display:grid}.rm-dot.is-done{background:var(--status-good-soft);box-shadow:none;color:var(--status-good)}.rm-dot.is-current{box-shadow:inset 0 0 0 6px var(--brand-yellow)}.rm-dot.is-extra{background:var(--line-mid);block-size:6px;inline-size:6px;box-shadow:none;margin:8px}.svc-summary{flex-wrap:wrap;gap:4px 18px;margin-block:2px 8px;display:flex}.svc-summary>span{align-items:center;gap:6px;display:inline-flex}.svc-summary .svc-dot{margin:0}.svc-list{grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.svc-row{border-block-start:1px solid var(--line-soft);min-inline-size:0}.svc-line{align-items:center;gap:4px;min-inline-size:0;display:flex}.svc-head{border-radius:var(--radius-sm);min-inline-size:0;color:var(--text-primary);text-align:start;cursor:pointer;background:0 0;border:0;flex:1;grid-template-columns:8px minmax(0,1fr) minmax(0,200px) 14px;align-items:center;gap:12px;padding:12px 4px;display:grid}.svc-head:hover{background:var(--state-hover)}.svc-head:focus-visible{box-shadow:var(--ring);outline:none}.svc-name{flex-wrap:wrap;align-items:baseline;gap:2px 8px;min-inline-size:0;display:flex}.svc-role{overflow-wrap:anywhere;min-inline-size:0}.svc-headline{gap:4px;min-inline-size:0;display:grid}.svc-chev{color:var(--text-muted);transition:transform var(--dur-fast) var(--ease-out)}.svc-row.is-open .svc-chev{transform:rotate(180deg)}.svc-dot{border-radius:var(--radius-full);background:var(--line-mid);flex:none;block-size:8px;inline-size:8px}.svc-dot.is-ok{background:var(--status-good)}.svc-dot.is-warn{background:var(--status-warn)}.svc-dot.is-bad{background:var(--status-bad)}.svc-status{border-radius:var(--radius-full);background:var(--surface-sunken);font:400 var(--type-meta)/1.4 var(--font-body);color:var(--text-secondary);padding:1px 6px}.svc-status.is-ok{background:var(--status-good-soft);color:var(--status-good)}.svc-status.is-warn{background:var(--status-warn-soft);color:var(--status-warn-ink)}.svc-status.is-bad{background:var(--status-bad-soft);color:var(--status-bad)}.svc-open{border-radius:var(--radius-md);background:var(--surface-page);gap:14px;min-inline-size:0;margin:0 4px 14px;padding:14px 16px;display:grid}.svc-open>p,.svc-group p{overflow-wrap:anywhere;margin:0}.svc-open .btn{margin-inline-start:-8px}.svc-meters{gap:10px;display:grid}.svc-meter{gap:4px;display:grid}.svc-bar{background:var(--surface-sunken);border-radius:2px;block-size:4px;max-inline-size:320px;display:block;overflow:hidden}.svc-bar>span{background:var(--brand-yellow);border-radius:inherit;block-size:100%;display:block}.svc-bar.is-warn>span{background:var(--status-warn)}.svc-bar.is-bad>span{background:var(--status-bad)}.svc-fail{color:var(--status-bad)}.svc-stats{border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:var(--surface-paper);grid-template-columns:repeat(auto-fit,minmax(min(100%,120px),1fr));margin:0;display:grid;overflow:hidden}.svc-stats>div{box-shadow:-1px -1px 0 var(--line-soft);align-content:start;gap:2px;min-inline-size:0;padding:8px 12px;display:grid}.svc-stats dt{overflow-wrap:anywhere}.svc-stats dd{margin:0}.svc-group{gap:6px;min-inline-size:0;display:grid}.svc-group h4{margin:0}.svc-costs{gap:4px;max-inline-size:560px;margin:0;padding:0;list-style:none;display:grid}.svc-costs li{grid-template-columns:minmax(0,13em) minmax(0,1fr) 4.5em;align-items:center;gap:12px;display:grid}.svc-cost-name{overflow-wrap:anywhere;min-inline-size:0}.svc-costs .num{text-align:end}.svc-runs{border-collapse:collapse;inline-size:100%;max-inline-size:480px}.svc-runs th,.svc-runs td{text-align:start;padding:4px 0;padding-inline-end:12px;font-weight:400}.svc-runs tbody tr{border-block-start:1px solid var(--line-soft)}@media (max-width:819px){.svc-head{grid-template-columns:8px minmax(0,1fr) 14px}.svc-headline{grid-area:2/2}.svc-open{padding:12px}.svc-costs li{grid-template-columns:minmax(0,1fr) 56px 4.5em}}.rm-sub{margin:18px 0 4px}.rm-error{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.syl-invite{border-radius:var(--radius-lg);background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);align-items:center;gap:14px;padding:14px 18px;display:flex}.syl-icon{border-radius:var(--radius-md);background:var(--brand-yellow-soft);flex:none;place-items:center;block-size:40px;inline-size:40px;display:grid}.syl-invite-text{flex:1;gap:2px;min-inline-size:0;display:grid}.mode-phone .syl-invite{flex-wrap:wrap}.mode-phone .syl-invite .btn{inline-size:100%}.syl-card{gap:14px}.syl-head{justify-content:space-between;align-items:center;display:flex}.syl-block{gap:6px;display:grid}.syl-block p{margin:0}.syl-grading{flex-wrap:wrap;gap:6px;display:flex}.syl-chip{border-radius:var(--radius-full);background:var(--surface-sunken);font:400 var(--type-small)/1.4 var(--font-body);padding:4px 10px}.syl-list{margin:0;padding:0;list-style:none;display:grid}.syl-list li{border-block-start:1px solid var(--line-soft);font:400 var(--type-small)/1.45 var(--font-body);justify-content:space-between;gap:12px;padding-block:8px;display:flex}.syl-list li:first-child{border-block-start:0}.syl-weeks li{justify-content:flex-start}.syl-week{inline-size:24px;color:var(--text-muted);flex:none}.syl-more{font-size:var(--type-small);justify-self:start}.syl-pick{gap:12px;display:grid}.syl-pick .move-list{max-block-size:320px;margin-inline:0;padding-inline:0;overflow-y:auto}.syl-review{gap:10px;display:grid}.syl-row{border-block-start:1px solid var(--line-soft);align-items:flex-start;gap:12px;padding:10px 0;display:flex}.syl-row-text{gap:2px;min-inline-size:0;display:grid}.adm-ai{color:var(--text-muted);font:inherit;text-align:start;text-underline-offset:3px;margin-block-start:2px;padding:0;-webkit-text-decoration:underline dotted;text-decoration:underline dotted;display:block}.syl-actions{gap:4px;display:inline-flex}.share{max-inline-size:640px}.share-card{background:var(--surface-paper);border:1px solid var(--line-hairline);border-radius:var(--radius-lg);grid-template-columns:minmax(0,1fr);gap:14px;padding:16px;display:grid}.share-field{gap:6px;min-inline-size:0;display:grid}.share-field .field-input{block-size:40px}.share-list{grid-template-columns:minmax(0,1fr);display:grid}.share-item{border-block-end:1px solid var(--line-hairline);align-items:center;gap:12px;min-inline-size:0;padding:10px 4px;display:flex}.share-name{flex:1;gap:2px;min-inline-size:0;display:grid}.share-title,.share-url{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.share-actions{flex-wrap:wrap;gap:8px;display:flex}.study-card{gap:10px}.study-list{grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.study-row{border-block-start:1px solid var(--line-soft);color:var(--text-primary);border-radius:var(--radius-sm);align-items:center;gap:10px;padding:10px 4px;text-decoration:none;display:flex}.study-row:hover{background:var(--state-hover)}.study-row-title{overflow-wrap:anywhere;flex:1;min-inline-size:0;font-weight:700}.study-row.is-preparing{color:var(--text-secondary)}.study-row.is-preparing:hover{background:0 0}.study-prep{flex:1;gap:6px;min-inline-size:0;display:grid}.weekly{gap:10px;display:grid}.weekly-list{border-radius:var(--card-radius);background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-soft);grid-template-columns:minmax(0,1fr);margin:0;padding:4px 16px;list-style:none;display:grid}.weekly-item{border-block-start:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr);gap:10px;min-inline-size:0;padding-block:10px;display:grid}.weekly-head{align-items:center;gap:12px;min-inline-size:0;display:flex}.weekly-item:first-child{border-block-start:0}.weekly-open{min-inline-size:0;color:var(--text-primary);text-align:start;cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:0;flex:1;align-items:center;gap:12px;padding:0;display:flex}.weekly-open:focus-visible,.weekly-score:focus-visible{box-shadow:var(--ring);outline:none}.weekly-text{flex:1;grid-template-columns:minmax(0,1fr);gap:2px;min-inline-size:0;display:grid}.weekly-sub{overflow-wrap:anywhere}.weekly-course{text-overflow:ellipsis;white-space:nowrap;font-weight:700;overflow:hidden}.weekly-making{flex:0 auto;align-items:center;gap:6px;min-inline-size:0;max-inline-size:45%;display:inline-flex}.weekly-step{text-overflow:ellipsis;white-space:nowrap;animation:weekly-step var(--dur-fast) var(--ease-out);overflow:hidden}.weekly-item.is-making,.weekly-row.is-making{position:relative}.weekly-item.is-making .sticker{animation:weekly-work var(--dur-loop) var(--ease-inout) infinite;transform-origin:50% 80%}.weekly-item.is-making:after,.weekly-row.is-making:after{content:"";pointer-events:none;background:linear-gradient(90deg, transparent, var(--brand-yellow-deep), transparent) no-repeat;block-size:2px;animation:weekly-line var(--dur-loop) var(--ease-inout) infinite;background-size:40% 100%;border-radius:2px;position:absolute;inset-block-end:0;inset-inline:0}@keyframes weekly-work{0%,to{transform:rotate(-5deg)}50%{transform:rotate(5deg)translateY(-2px)}}@keyframes weekly-line{0%{background-position:140% 0}to{background-position:-40% 0}}@keyframes weekly-step{0%{opacity:0}}.weekly-step-under{min-inline-size:0;display:none;overflow:hidden}@media (max-width:743px){.is-making .weekly-sub,.is-making .weekly-making{display:none}.is-making .weekly-step-under{display:block}}@media (prefers-reduced-motion:reduce){.weekly-item.is-making .sticker,.weekly-step{animation:none}.weekly-item.is-making:after,.weekly-row.is-making:after{background-position:50% 0;animation:none}}.weekly-score{cursor:pointer;border-radius:var(--radius-full);background:0 0;border:0;flex:none;padding:0}.weekly-in-course .study-row-title{flex:none}.weekly-row:hover{background:0 0}.weekly-row>.btn{flex:none}.weekly-row.has-body{align-items:flex-start}.weekly-body{grid-template-columns:minmax(0,1fr);gap:8px;min-inline-size:0;margin-block-start:6px;display:grid}.weekly-item>.weekly-body{margin-block-start:0;padding-inline-start:52px}.weekly-points{gap:6px;margin:0;padding:0;list-style:none;display:grid}.weekly-points li{min-inline-size:0;color:var(--text-secondary);overflow-wrap:anywhere}.weekly-cite{text-overflow:ellipsis;vertical-align:middle;max-inline-size:22ch;overflow:hidden}.weekly-actions{flex-wrap:wrap;gap:8px;margin-block-start:2px;display:flex}@media (max-width:743px){.weekly-item>.weekly-body{padding-inline-start:0}.weekly-actions>.btn{flex:auto}}.review-recap{margin-block-end:8px}.review-part{grid-template-columns:minmax(0,1fr);gap:4px;min-inline-size:0;display:grid}.review-part+.review-part{margin-block-start:12px}.review-part>h3{overflow-wrap:anywhere;margin:0}.stage-card{gap:var(--space-4);grid-template-columns:minmax(0,1fr);display:grid}.stage-main{gap:var(--space-2);grid-template-columns:minmax(0,1fr);align-content:start;min-inline-size:0;display:grid}.stage-main>*{min-inline-size:0;margin:0}.stage-label{font-weight:400}.stage-name{display:none}.stage-today{overflow-wrap:anywhere}.stage-act{justify-self:start;margin-block-start:var(--space-1)}.stage-making{align-items:center;gap:var(--space-2);display:flex}.stage-why{overflow-wrap:anywhere;border-block-start:1px solid var(--line-soft);padding-block-start:var(--space-2)}.stage-nudge{margin-block-start:var(--space-2)}.stage-nudge>.banner{grid-template-columns:auto minmax(0,1fr);align-items:start;display:grid}.stage-nudge .banner-text{overflow-wrap:anywhere;min-inline-size:0}.stage-nudge-act{justify-content:space-between;align-items:center;gap:var(--space-2);flex-wrap:wrap;grid-column:2;min-inline-size:0;display:flex}.stage-nudge-act>*{flex:none}.stage-facts{display:none}.stage-facts>p{margin:0}.stage-fact-list{gap:var(--space-2);grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.stage-fact-list>li{overflow-wrap:anywhere;min-inline-size:0}.stage-fact-link{align-items:center;gap:var(--space-2);min-inline-size:0;color:inherit;border-radius:var(--radius-xs);text-decoration:none;display:flex}.stage-fact-link>.stage-fact-text{min-inline-size:0}.stage-fact-link:hover>.stage-fact-text{text-underline-offset:3px;text-decoration:underline}@media (min-width:1180px){.stage-card{gap:var(--space-6);grid-template-columns:minmax(0,1.3fr) minmax(0,1fr)}.stage-facts{align-content:start;gap:var(--space-2);min-inline-size:0;border-inline-start:1px solid var(--line-soft);padding-inline-start:var(--space-5);display:grid}}@media (max-width:743px){.stage-name{display:block}.stage-act{justify-self:stretch}}.coach-card{gap:12px;container-type:inline-size}.coach-card p{margin:0}.m-short{display:none}@container (width<=480px){.m-long{display:none}.m-short{display:inline}}.coach-state{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.coach-state>p{flex:220px;min-inline-size:0}.coach{border-radius:var(--radius-md);background:var(--c-tint,var(--surface-sunken));gap:4px;min-inline-size:0;padding:14px 16px;display:grid}.coach-title{overflow-wrap:anywhere}.coach>div,.coach-making{margin-block-start:8px}.coach-making{align-items:center;gap:8px;display:flex}.coach-sk{gap:12px;display:grid}.coach-sk .coach{gap:10px}.coach-sk .sk-button{inline-size:96px;margin-block-start:4px}.coach-sk-row{gap:10px;padding:14px 4px;display:grid}.coach-sk .mbar{background:var(--surface-sunken)}.mrows{grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.mrow{border-block-start:1px solid var(--line-soft);min-inline-size:0}.mrow-head{border-radius:var(--radius-sm);inline-size:100%;color:var(--text-primary);text-align:start;cursor:pointer;background:0 0;border:0;gap:8px;padding:10px 4px;display:grid}.mrow-head:hover{background:var(--state-hover)}.mrow-head:focus-visible{box-shadow:var(--ring);outline:none}.mrow-line{justify-content:space-between;align-items:baseline;gap:8px;min-inline-size:0;display:flex}.mrow-name{overflow-wrap:anywhere;min-inline-size:0;font-weight:700}.mrow-chev{vertical-align:-2px;color:var(--text-muted);transition:transform var(--dur-fast) var(--ease-out);margin-inline-start:4px;display:inline-block}.mrow.is-open .mrow-chev{transform:rotate(180deg)}.mrow-trend{white-space:nowrap;flex:none}.mrow-trend[data-dir=up]{color:var(--status-good);font-weight:700}.mrow-trend[data-dir=down]{color:var(--status-bad);font-weight:700}.mrow-open{border-radius:var(--radius-md);background:var(--surface-page);gap:8px;min-inline-size:0;margin:0 4px 12px;padding:12px;display:grid}.mrow-note,.mrow-moved{overflow-wrap:anywhere}.mrow-open .btn{margin-inline-start:-8px}.lesson-row-place,.lesson-row-when{white-space:nowrap;flex:none}.review-lesson{margin-block:var(--space-3)}.mrow-acts{gap:0 var(--space-4);flex-wrap:wrap;display:flex}.mbar{border-radius:var(--radius-full);background:var(--surface-sunken);block-size:8px;display:flex;overflow:hidden}.mbar-seg{flex-basis:0}.mbar-seg[data-state=mastered],.mlegend-dot[data-state=mastered]{background:var(--status-good)}.mbar-seg[data-state=progress],.mlegend-dot[data-state=progress]{background:var(--brand-yellow)}.mbar-seg[data-state=weak],.mlegend-dot[data-state=weak]{background:var(--status-bad)}.mbar-seg[data-state=untested]{background:0 0}.mlegend{flex-wrap:wrap;gap:4px 12px;display:flex}.mlegend-dot{border-radius:var(--radius-full);vertical-align:middle;block-size:8px;inline-size:8px;margin-inline-end:4px;display:inline-block}.mlegend-dot[data-state=untested]{background:var(--surface-sunken);box-shadow:inset 0 0 0 1px var(--line-crayon)}.wstrip{grid-template-columns:repeat(auto-fit,minmax(28px,1fr));gap:4px;min-inline-size:0;margin:0;padding:0;list-style:none;display:grid}@container (width<=480px){.wstrip{grid-template-columns:repeat(7,minmax(0,1fr))}}.wstrip>li{min-inline-size:0;display:grid}.wstrip-week{border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;background:0 0;border:0;justify-items:center;gap:4px;padding:4px 2px;display:grid}.wstrip-week:hover{background:var(--state-hover);color:var(--text-primary)}.wstrip-week:focus-visible{box-shadow:var(--ring);outline:none}.wstrip-week.is-open{background:var(--surface-sunken);color:var(--text-primary)}.wstrip-week.is-open .wstrip-n{font-weight:700}.wstrip-col{border-radius:var(--radius-xs);background:var(--surface-sunken);flex-direction:column-reverse;block-size:40px;inline-size:100%;max-inline-size:32px;display:flex;overflow:hidden}.wstrip-week.is-open .wstrip-col{background:var(--surface-paper);box-shadow:inset 0 0 0 1px var(--line-mid)}.wstrip-col>[data-state=mastered]{background:var(--status-good)}.wstrip-col>[data-state=progress]{background:var(--brand-yellow)}.wstrip-col>[data-state=weak]{background:var(--status-bad)}.wstrip+.mrows .mrow:first-child{border-block-start:0}.mtags{flex-wrap:wrap;gap:6px;min-inline-size:0;margin:0;padding:0;list-style:none;display:flex}.mtags>li{min-inline-size:0;max-inline-size:100%}.mtag{border-radius:var(--radius-full);max-inline-size:100%;font:400 var(--type-meta)/1.4 var(--font-body);overflow-wrap:anywhere;padding:2px 9px;display:inline-block}.mtag[data-state=mastered]{background:var(--status-good-soft);color:var(--status-good)}.mtag[data-state=progress]{background:var(--status-warn-soft);color:var(--status-warn-ink)}.mtag[data-state=weak]{background:var(--status-bad-soft);color:var(--status-bad)}.mtag[data-state=untested]{background:var(--surface-sunken);color:var(--text-secondary)}.mtag-item{align-items:center;min-inline-size:0;display:inline-flex}.mtag-item>.mtag{min-inline-size:0}.mtag-reset{color:var(--text-muted);flex:none}.study-personal>p,.study-personal h3{margin:0}.course-weekly{justify-content:space-between;align-items:center;gap:12px;display:flex}.course-weekly-text{gap:2px;min-inline-size:0;display:grid}.review-note{margin:0 0 16px}.study-pick{gap:14px;display:grid}.study-size{gap:6px;display:grid}.study-size .bar{background:var(--surface-sunken);border-radius:2px;block-size:4px;display:block;overflow:hidden}.study-size .bar>span{background:var(--brand-yellow);border-radius:inherit;block-size:100%;transition:inline-size var(--dur-slow) var(--spring);display:block}.study-size .bar[data-over]>span{background:var(--status-bad)}.study-group{grid-template-columns:auto 1fr;align-items:center;gap:6px 10px;display:grid}.study-group .move-list{grid-column:1/-1;max-block-size:none}.study-page{grid-template-columns:minmax(0,1fr);gap:20px;max-inline-size:860px;display:grid}.study-col{min-inline-size:0;container:study/inline-size}.study-aside{display:contents}.is-practice .study-sources{order:1}.study-read{grid-template-columns:minmax(0,1fr);gap:28px;min-inline-size:0;display:grid}.study-toc{display:none}@container study (width>=880px){.study-page.is-practice{max-inline-size:calc(var(--layout-max) + 2 * var(--layout-margin));grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:start;column-gap:clamp(32px,4cqi,56px)}.study-page.is-practice>:is(.study-crumbs,.study-head){grid-column:1/-1}.is-practice .study-aside{grid-template-columns:minmax(0,1fr);gap:20px;max-block-size:calc(100dvh - 48px);min-inline-size:0;display:grid;position:sticky;inset-block-start:24px;overflow-y:auto}.is-practice .study-aside:focus-visible{box-shadow:var(--ring);border-radius:var(--radius-sm);outline:none}}@container study (width>=1080px){.study-page:has(>.study-read){max-inline-size:calc(var(--layout-max) + 2 * var(--layout-margin))}.study-read{grid-template-columns:minmax(0,760px) minmax(180px,240px);justify-content:space-between;align-items:start;column-gap:56px}.study-toc{border-inline-start:1px solid var(--line-soft);gap:8px;padding-inline-start:16px;display:grid;position:sticky;inset-block-start:24px}}.study-toc ol{gap:2px;margin:0;padding:0;list-style:none;display:grid}.study-toc-link{border-radius:var(--radius-sm);inline-size:100%;color:var(--text-secondary);text-align:start;cursor:pointer;overflow-wrap:anywhere;background:0 0;border:0;margin-inline-start:-8px;padding:4px 8px;display:block}.study-toc-link:hover{background:var(--state-hover);color:var(--text-primary)}.study-toc-link:focus-visible{box-shadow:var(--ring);outline:none}.study-toc-link.is-current{color:var(--c-ink,var(--text-primary));font-weight:700}@media print{.study-read{display:block}}.study-head .t-display{margin:4px 0 0}.study-tabs{display:flex}.study-doc{grid-template-columns:minmax(0,1fr);gap:28px;display:grid}.study-cover,.study-print-foot{display:none}.study-lead{border-radius:var(--radius-lg);background:var(--c-wash,var(--surface-sunken));color:var(--text-primary);margin:0;padding:16px 20px}.study-sec{grid-template-columns:minmax(0,1fr);gap:10px;display:grid}.study-sec h2{border-block-end:1px solid var(--line-soft);margin:0;padding-block-end:8px}.study-sec :is(h2,h3),.study-head .t-display{overflow-wrap:anywhere}.study-points{grid-template-columns:minmax(0,1fr);gap:8px;margin:0;padding-inline-start:20px;display:grid}.study-lead,.study-points li,.study-terms :is(dt,dd),.quiz-q>p,.quiz-opt,.quiz-open{overflow-wrap:anywhere}.study-points li::marker{color:var(--c,var(--brand-yellow-deep))}.study-terms{grid-template-columns:minmax(120px,1fr) minmax(0,3fr);gap:10px 20px;margin:0;display:grid}.study-terms dd{margin:0}.study-cite{border-radius:var(--radius-full);background:var(--c-tint,var(--surface-sunken));color:var(--c-ink,var(--text-secondary));white-space:nowrap;vertical-align:1px;padding:0 6px;text-decoration:none;display:inline-block}.study-cite:hover{background:var(--c-wash,var(--surface-sunken))}.math{border-radius:var(--radius-xs);background:var(--line-soft);color:inherit;-webkit-box-decoration-break:clone;box-decoration-break:clone;unicode-bidi:isolate;padding:0 4px}.math .katex{font-size:1.06em}.math-bare{background:0 0;padding:0}.math-short,.math-short .katex{white-space:nowrap}.math-plain,.math-src{font-family:var(--font-latin);white-space:normal}.math-block{border-radius:var(--radius-sm);inline-size:-moz-fit-content;inline-size:fit-content;max-inline-size:100%;box-shadow:inset 0 0 0 1px var(--line-mid);background:0 0;margin-block:6px 2px;padding:8px 14px;display:block;overflow-x:auto}.quiz-opt:has(.math-block){overflow-x:auto}.quiz-opt .math-block{max-inline-size:none;overflow-x:visible}.math-block .katex-display{text-align:start;margin:0}.math-block .katex-display>.katex{text-align:start}@media print{.math{background:0 0}.math-block{box-shadow:inset 0 0 0 1px var(--line-soft)}}.study-sources{border-block-start:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr);gap:6px;min-inline-size:0;padding-block-start:16px;display:grid}.study-sources ol{margin:0;padding-inline-start:20px}.study-sources li{overflow-wrap:anywhere}.ask-fab{z-index:650;border-radius:var(--radius-full);background:var(--surface-paper);block-size:60px;color:var(--text-primary);box-shadow:var(--shadow-pop), inset 0 0 0 1px var(--line-soft);cursor:pointer;font:700 var(--type-small)/1 var(--font-body);transition:transform var(--dur-base) var(--spring), padding var(--dur-base) var(--spring), box-shadow var(--dur-fast) ease;border:0;flex-direction:row-reverse;align-items:center;gap:10px;padding:6px;padding-inline-start:20px;display:flex;position:fixed;inset-block-end:24px;inset-inline-end:24px}.ask-fab:hover{transform:translateY(-2px)}.ask-fab:active{transform:scale(.96)}.ask-fab:focus-visible{box-shadow:var(--shadow-pop), 0 0 0 3px var(--state-focus);outline:none}.ask-fab-face{border-radius:var(--radius-full);background:var(--c-tint);block-size:48px;inline-size:48px;transition:background-color var(--dur-fast) ease;flex:none;place-items:center;display:grid;position:relative}.ask-fab-face>*{transition:opacity var(--dur-fast) ease, transform var(--dur-base) var(--spring);grid-area:1/1}.ask-fab-face .sticker{background:0 0}.ask-fab-x{opacity:0;color:var(--text-on-ink);transform:rotate(-90deg)scale(.6)}.ask-fab[data-open]{padding-inline-start:6px}.ask-fab[data-open] .ask-fab-face{background:var(--surface-ink)}.ask-fab[data-open] .ask-fab-face .sticker{opacity:0;transform:rotate(90deg)scale(.6)}.ask-fab[data-open] .ask-fab-x{opacity:1;transform:none}.ask-fab[data-open] .ask-fab-label{display:none}.ask-fab[data-busy] .ask-fab-face:after{content:"";border-radius:inherit;border:2px solid var(--c-tint);border-block-start-color:var(--c);animation:.9s linear infinite spin;position:absolute;inset:-4px}.ask-fab-dot{border-radius:var(--radius-full);background:var(--brand-orange);block-size:12px;inline-size:12px;box-shadow:0 0 0 2px var(--surface-paper);position:absolute;inset-block-start:-1px;inset-inline-end:-1px}.ask-fab-label{white-space:nowrap}.ask-fab.is-inline{z-index:auto;position:relative;inset:auto}.ask-panel{z-index:660;border-radius:var(--radius-xl);background:var(--surface-paper);max-block-size:min(680px,100dvh - 120px);inline-size:min(420px,100vw - 48px);box-shadow:var(--shadow-pop), inset 0 0 0 1px var(--line-soft);transform-origin:0 100%;flex-direction:column;display:flex;position:fixed;inset-block-end:96px;inset-inline-end:24px;overflow:hidden}[dir=ltr] .ask-panel{transform-origin:100% 100%}.ask-panel.is-inline{max-block-size:640px;inline-size:min(420px,100%);position:relative;inset:auto}.ask-file{z-index:655;border-radius:var(--radius-lg);inline-size:min(760px,100vw - 508px);box-shadow:var(--shadow-card), 0 0 0 1px var(--line-soft);display:flex;position:fixed;inset-block:24px 96px;inset-inline-end:calc(40px + min(420px,100vw - 48px));overflow:hidden}.ask-file>.vpane.is-split{border-inline-start:0;flex:1;block-size:auto;position:static}body:has(.ask-panel) .vpane.is-sheet{z-index:960}.ask-panel-head{background:var(--c-wash);border-block-end:1px solid var(--line-soft);align-items:center;gap:12px;padding:14px 14px 12px;padding-inline-start:16px;display:flex}.ask-panel-head .sticker{flex:none}.ask-panel-title{flex:1;gap:2px;min-inline-size:0;display:grid}.ask-panel-title h2,.ask-panel-title p{text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.ask-panel-actions{flex:none;gap:2px;display:flex}.ask-panel-body{overscroll-behavior:contain;flex:1;align-content:start;gap:16px;min-block-size:160px;padding:18px 20px;display:grid;overflow-y:auto}.ask-panel-foot{border-block-start:1px solid var(--line-soft);gap:8px;padding:10px 12px 12px;display:grid}.ask-intro{gap:12px;display:grid}.ask-intro p{margin:0}.ask-suggest{flex-wrap:wrap;gap:6px;display:flex}.ask-suggest .chip{white-space:normal;text-align:start;block-size:auto;min-block-size:32px;max-inline-size:100%;padding-block:6px;line-height:1.35}.ask-empty{margin:0}.ask-reading{align-items:flex-start;gap:10px;display:flex}.ask-reading .glyph{flex:none;margin-block-start:2px}.ask-recent{gap:4px;display:grid}.ask-recent h3{margin:0}.ask-thread{gap:20px;display:grid}.ask-caret{vertical-align:text-bottom;background:var(--brand-yellow-deep);block-size:1em;inline-size:2px;margin-inline-start:2px;animation:1s steps(2,start) infinite ask-caret;display:inline-block}@keyframes ask-caret{to{visibility:hidden}}@media (prefers-reduced-motion:reduce){.ask-caret{animation:none}}.ask-turn{border-block-start:1px solid var(--line-soft);gap:10px;min-inline-size:0;padding-block-start:16px;display:grid}.ask-turn:first-child{border-block-start:0;padding-block-start:0}.ask-q{overflow-wrap:anywhere;margin:0}.ask-a{gap:10px;min-inline-size:0;display:grid}.ask-a-body{white-space:pre-line;overflow-wrap:anywhere;margin:0}.ask-a.is-empty{color:var(--text-secondary);align-items:flex-start;gap:10px;display:flex}.ask-a.is-empty .icon{flex:none;margin-block-start:2px}.ask-a-text{gap:2px;min-inline-size:0;display:grid}.ask-a-text p{margin:0}.ask-points{gap:10px;margin:0;padding-inline-start:20px;list-style:outside;display:grid}.ask-points li{overflow-wrap:anywhere;min-inline-size:0}.ask-points li>.t-small{margin-block-end:4px;display:block}.ask-points li::marker{color:var(--c,var(--brand-yellow-deep))}.ask-cite{border-radius:var(--radius-full);background:var(--c-tint,var(--surface-sunken));inline-size:-moz-fit-content;inline-size:fit-content;min-inline-size:0;max-inline-size:100%;color:var(--c-ink,var(--text-secondary));align-items:center;gap:6px;padding:2px 8px;text-decoration:none;display:flex}.ask-cite.is-schedule{cursor:default}.ask-cite:hover{background:var(--c-wash,var(--sunken-hover))}.ask-cite:focus-visible{box-shadow:0 0 0 2px var(--state-focus);outline:none}.ask-cite .icon{flex:none}.ask-cite-name{text-overflow:ellipsis;white-space:nowrap;min-inline-size:0;overflow:hidden}.ask-cite-place{white-space:nowrap;flex:none}.ask-thinking{align-items:center;gap:8px;display:flex}.ask-box{border-radius:var(--radius-md);background:var(--surface-sunken);transition:background-color var(--dur-instant) ease, box-shadow var(--dur-instant) ease;align-items:flex-end;gap:8px;padding:6px;padding-inline-start:14px;display:flex}.ask-box:focus-within{background:var(--surface-paper);box-shadow:0 0 0 2px var(--state-focus)}.ask-input{resize:none;min-block-size:28px;min-inline-size:0;font:400 16px/1.5 var(--font-body);color:var(--text-primary);background:0 0;border:0;flex:1;margin-block:6px;padding:0}.ask-input::placeholder{color:var(--text-muted)}.ask-input:focus{outline:none}.ask-note{border-radius:var(--radius-md);background:var(--brand-yellow-soft);flex-wrap:wrap;align-items:center;gap:10px;padding:10px 14px;display:flex}.ask-note .glyph{flex:none}.ask-note p{flex:220px;min-inline-size:0;margin:0}.ask-threads{margin:0;padding:0;list-style:none;display:grid}.ask-thread-row{border:0;border-block-start:1px solid var(--line-soft);border-radius:var(--radius-sm);inline-size:100%;color:var(--text-primary);text-align:start;cursor:pointer;font:inherit;background:0 0;align-items:center;gap:10px;padding:10px 4px;display:flex}.ask-threads li:first-child .ask-thread-row{border-block-start:0}.ask-thread-row:hover{background:var(--state-hover)}.ask-thread-row[aria-current]{background:var(--c-wash)}.ask-thread-row[aria-busy]{opacity:.6}.ask-thread-title{text-overflow:ellipsis;white-space:nowrap;flex:1;min-inline-size:0;overflow:hidden}.ask-thread-item{border-block-start:1px solid var(--line-soft);align-items:center;gap:4px;min-inline-size:0;display:flex}.ask-threads .ask-thread-item:first-child,.ask-thread-item .ask-thread-row{border-block-start:0}.ask-thread-item .ask-thread-row{flex:1;min-inline-size:0}.ask-thread-more{opacity:0;flex:none}.ask-thread-item:hover .ask-thread-more,.ask-thread-item:focus-within .ask-thread-more,.ask-thread-more[aria-expanded=true]{opacity:1}@media (hover:none){.ask-thread-more{opacity:1}}.ask-thread-rename{flex:1;min-inline-size:0;margin-block:6px}body:has(.ask-fab) .tray{inset-block-end:96px}body:has(.ask-fab) .page.course{padding-block-end:120px}@media (max-width:743px){.ask-fab{block-size:56px;padding:4px;inset-block-end:calc(92px + env(safe-area-inset-bottom));inset-inline-end:16px}.ask-fab-label{display:none}.ask-panel{z-index:950;transform-origin:bottom;border-end-end-radius:0;border-end-start-radius:0;max-block-size:none;inline-size:auto;inset:12px 0 0}.ask-panel-foot{padding-block-end:max(12px, env(safe-area-inset-bottom))}body:has(.ask-fab) .mode-phone .tray{inset-block-end:calc(160px + env(safe-area-inset-bottom))}body:has(.ask-fab) .page.course{padding-block-end:80px}}.study-empty{padding-block:24px}.quiz{grid-template-columns:minmax(0,1fr);gap:18px;display:grid}.quiz-list{grid-template-columns:minmax(0,1fr);gap:22px;margin:0;padding-inline-start:20px;display:grid}.quiz-q{grid-template-columns:minmax(0,1fr);gap:10px;display:grid}.quiz-q>p{margin:0}.quiz-opts{grid-template-columns:minmax(0,1fr);gap:6px;display:grid}.quiz-opt{border-radius:var(--radius-md);box-shadow:inset 0 0 0 1px var(--line-soft);text-align:start;color:var(--text-primary);background:var(--surface-paper);padding:10px 14px}.quiz-opt:hover:not(:disabled){background:var(--state-hover)}.quiz-opt.is-on{box-shadow:inset 0 0 0 1.5px var(--brand-yellow-deep)}.quiz-opt.is-right{background:var(--status-good-soft);color:var(--status-good);box-shadow:none}.quiz-opt.is-wrong{background:var(--status-bad-soft);color:var(--status-bad);box-shadow:none}.quiz-opt:disabled{cursor:default}.quiz-attempts{flex-wrap:wrap;align-items:center;gap:6px;margin:0;display:flex}.quiz-open{border-radius:var(--radius-md);background:var(--surface-sunken);grid-template-columns:minmax(0,1fr);gap:8px;padding:12px 14px;display:grid}.quiz-open p{margin:0}.quiz-self{align-items:center;gap:4px;display:flex}.quiz-why{margin:0}.quiz-weak{text-align:center;overflow-wrap:anywhere;margin:0}.quiz-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.exam-page{max-inline-size:760px}.exam-before{gap:var(--space-3);padding-block:var(--space-4);border-block:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr);display:grid}.exam-before>*,.exam-facts>*{min-inline-size:0;margin:0}.exam-facts{gap:var(--space-3);min-inline-size:0;display:grid}.exam-run,.exam-result{gap:var(--space-5);grid-template-columns:minmax(0,1fr);min-inline-size:0;display:grid}.exam-side{display:contents}.exam-foot.is-side{display:none}.exam-list>.quiz-q{border-radius:var(--radius-sm);scroll-margin-block-start:var(--space-6)}.exam-list>.quiz-q:focus{outline:none}.exam-list>.quiz-q:focus-visible{box-shadow:var(--ring)}.exam-nums{display:none}.exam-nums ol{gap:var(--space-1);grid-template-columns:repeat(auto-fill,minmax(36px,1fr));margin:0;padding:0;list-style:none;display:grid}.exam-num{border:1px dashed var(--line-mid);border-radius:var(--radius-sm);min-block-size:36px;inline-size:100%;color:var(--text-secondary);cursor:pointer;background:0 0;place-items:center;padding:0;display:grid}.exam-num.is-on{background:var(--c-tint,var(--surface-sunken));color:var(--c-ink,var(--text-primary));border-style:solid;border-color:#0000;font-weight:700}.exam-num:hover{background:var(--state-hover);color:var(--text-primary)}.exam-num:focus-visible{box-shadow:var(--ring);outline:none}.exam-pair{gap:var(--space-2);grid-template-columns:minmax(0,1fr);display:grid}.exam-rules{gap:var(--space-2);color:var(--text-secondary);padding-inline-start:20px;display:grid}.exam-rules li::marker{color:var(--c,var(--brand-yellow-deep))}.exam-go{justify-self:start}.exam-clock{z-index:2;justify-content:space-between;align-items:baseline;gap:var(--space-1) var(--space-4);padding-block:var(--space-3);background:var(--surface-page);border-block-end:1px solid var(--line-soft);flex-wrap:wrap;display:flex;position:sticky;inset-block-start:0}.mode-phone .exam-clock,.mode-tablet .exam-clock{inset-block-start:calc(56px + env(safe-area-inset-top))}.field-input.exam-text{block-size:auto;min-block-size:96px;padding-block:var(--space-3);resize:vertical;overflow-wrap:anywhere;line-height:1.6}.exam-foot{border-block-start:1px solid var(--line-soft);padding-block-start:var(--space-4)}.exam-lead{margin:0}.exam-mine{white-space:pre-wrap;overflow-wrap:anywhere}.exam-cite{text-overflow:ellipsis;vertical-align:bottom;max-inline-size:100%;overflow:hidden}.exam-score{gap:var(--space-1);padding-block:var(--space-4);border-block:1px solid var(--line-soft);display:grid}.exam-score>p{margin:0}.exam-score-n{color:var(--c-ink,var(--text-primary))}.exam-back{grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.exam-back-row{align-items:center;gap:var(--space-2) var(--space-4);padding-block:var(--space-3);border-block-end:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr) auto;display:grid}.exam-back-row:last-child{border-block-end:0}.exam-back-text{overflow-wrap:anywhere;min-inline-size:0}.exam-back-text>p{margin:0}.exam-back-acts{gap:var(--space-2);flex-wrap:wrap;min-inline-size:0;display:flex}.exam-back-acts .btn{text-overflow:ellipsis;max-inline-size:100%;overflow:hidden}.exam-stable{padding-block:var(--space-2);border-block:1px solid var(--line-soft)}.exam-stable>summary{cursor:pointer;padding-block:var(--space-1);border-radius:var(--radius-xs)}.exam-stable>summary:focus-visible{box-shadow:var(--ring);outline:none}.exam-stable-list{gap:var(--space-1);margin:var(--space-2) 0 0;overflow-wrap:anywhere;padding-inline-start:20px;display:grid}@media (max-width:743px){.exam-back-row{grid-template-columns:minmax(0,1fr)}.exam-back-act,.exam-go{justify-self:stretch}.exam-back-acts{flex-direction:column;align-items:stretch}}@container study (width>=880px){.exam-page:not(.is-result){max-inline-size:calc(var(--layout-max) + 2 * var(--layout-margin))}.exam-before{grid-template-columns:minmax(0,1fr) minmax(200px,260px);align-items:center;column-gap:clamp(32px,4cqi,56px)}.exam-before .exam-go{justify-self:stretch}.exam-run{grid-template-columns:minmax(0,1fr) minmax(200px,260px);align-items:start;column-gap:clamp(32px,4cqi,56px)}.exam-run>.exam-list{grid-area:1/1}.exam-run>.exam-side{gap:var(--space-4);max-block-size:calc(100dvh - 2 * var(--space-6));min-inline-size:0;border-inline-start:1px solid var(--line-soft);grid-area:1/2;padding-inline-start:var(--space-4);display:grid;position:sticky;inset-block-start:var(--space-6);overflow-y:auto}.exam-side .exam-clock{gap:var(--space-1);background:0 0;border:0;padding:0;display:grid;position:static}.exam-nums{display:block}.exam-foot.is-side{gap:var(--space-3);display:grid}.exam-foot.is-end{display:none}.exam-side .exam-send{justify-self:stretch}.exam-pair{grid-template-columns:repeat(2,minmax(0,1fr))}}@container study (width>=1080px){.exam-page.is-result{max-inline-size:calc(var(--layout-max) + 2 * var(--layout-margin))}.exam-result{grid-template-columns:minmax(260px,340px) minmax(0,1fr);align-items:start;column-gap:clamp(32px,4cqi,56px)}.exam-result>.exam-side{gap:var(--space-5);max-block-size:calc(100dvh - 2 * var(--space-6));grid-area:1/1/span 2;min-inline-size:0;display:grid;position:sticky;inset-block-start:var(--space-6);overflow-y:auto}.exam-result>.exam-side:focus-visible{box-shadow:var(--ring);border-radius:var(--radius-sm);outline:none}.exam-result>:not(.exam-side){grid-column:2}.exam-side .exam-back-row{grid-template-columns:minmax(0,1fr)}.exam-side .exam-back-act{justify-self:start}}.mode-tablet .exam-side{max-block-size:calc(100dvh - 56px - 2 * var(--space-6) - env(safe-area-inset-top));inset-block-start:calc(56px + var(--space-6) + env(safe-area-inset-top))}.mode-tablet .exam-list>.quiz-q{scroll-margin-block-start:calc(56px + var(--space-6) + env(safe-area-inset-top))}@media (max-width:743px){.study-terms{grid-template-columns:minmax(0,1fr);gap:2px}.study-terms dd{margin-block-end:10px}}@page{size:A4;margin:18mm 16mm 20mm;@bottom-center{content:counter(page);font:400 9pt var(--font-mono);color:var(--text-muted)}}@media print{body{background:var(--surface-paper)!important}body *{visibility:hidden}.study-doc,.study-doc *{visibility:visible}.study-doc{color:var(--text-primary);gap:18px;position:absolute;inset:0 0 auto}.study-cover{break-after:page;text-align:center;align-content:center;place-items:center;gap:14px;min-block-size:250mm;display:grid}.study-mark{font:600 22pt/1 var(--font-latin);letter-spacing:.08em;justify-items:center;gap:4px;display:grid}.study-mark small{font:500 7pt/1 var(--font-mono);letter-spacing:.2em;color:var(--text-muted)}.study-cover-title{font:600 30pt/1.15 var(--font-display);color:var(--c-ink,var(--text-primary));margin:0}.study-cover-lead{max-inline-size:140mm;font:400 12pt/1.6 var(--font-body);color:var(--text-secondary);margin:0}.study-cover-foot{color:var(--text-muted)}.study-lead{display:none}.study-sec{break-inside:auto}.study-sec h2{break-after:avoid;color:var(--c-ink,var(--text-primary));border-color:var(--c,var(--line-soft))}.study-points li,.study-terms dt,.study-terms dd{break-inside:avoid}.study-cite{color:var(--text-muted);background:0 0;padding:0}.study-sources a{color:inherit;text-decoration:none}.study-print-foot{text-align:center;color:var(--text-muted);margin-block-start:12mm;display:block}.no-print{display:none!important}.study-visual{break-inside:avoid}.study-visual .vs-sliders,.study-visual .vs-steps{display:none}}.course-tabs{min-inline-size:0}.mode-phone .course-tabs .tabs{margin-inline:calc(-1 * var(--layout-margin));padding-inline:var(--layout-margin);background:0 0;border-radius:0}.mode-phone .course-tabs .seg-opt:not(.is-on){background:0 0}.course-panel{grid-template-columns:minmax(0,1fr);gap:20px;min-inline-size:0;display:grid}.course-overview{grid-template-columns:minmax(0,1fr);gap:20px;min-inline-size:0;display:grid;container-type:inline-size}.ov-grid{grid-template-columns:minmax(0,1fr);align-items:start;gap:20px;display:grid}.ov-main,.ov-side{grid-template-columns:minmax(0,1fr);gap:20px;min-inline-size:0;display:grid}@container (width>=900px){.ov-grid{grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:24px}}.ov-main:empty{display:none}@container (width>=900px){.ov-grid:has(>.ov-main:empty){grid-template-columns:minmax(0,1fr)}}.ov-recent .syl-head .btn{flex:none}.ov-gaps{border-radius:var(--radius-sm);color:var(--text-secondary);text-align:start;cursor:pointer;overflow-wrap:anywhere;background:0 0;border:0;justify-self:start;align-items:center;gap:6px;margin-inline-start:-8px;padding:6px 8px;display:inline-flex}.ov-gaps:hover{background:var(--state-hover);color:var(--text-primary)}.ov-gaps:focus-visible{box-shadow:var(--ring);outline:none}.ov-gaps .glyph{flex:none}.ov-recent .frows .frow{grid-template-columns:32px minmax(0,1fr) 32px}.ov-recent .frow-check,.ov-recent .frow-section,.ov-recent .frow-size,.ov-recent .frow-date{display:none}.ov-recent .frow-sub{display:block}.ov-side .syl-invite{flex-wrap:wrap}.ov-side .syl-invite-text{flex:180px}.coach-sk .wstrip-week{cursor:default}.wstrip-sk-n{block-size:8px;inline-size:12px}.coach-sk>p{margin:0}.study-visual{min-inline-size:0;margin-block-start:var(--space-4)}.visual{padding:var(--space-4);background:var(--surface-paper);border:1px solid var(--line-hairline);border-radius:var(--radius-md);gap:var(--space-3);grid-template-columns:minmax(0,1fr);min-inline-size:0;margin:0;display:grid}.visual-head{gap:var(--space-half);overflow-wrap:anywhere;min-inline-size:0;display:grid}.visual-box{inline-size:100%;min-inline-size:0}.visual-scroll{max-inline-size:100%;overflow-x:auto}.vs-svg{direction:ltr;max-inline-size:none;display:block}.vs-svg text{font:400 var(--type-meta)/1 var(--font-mono);fill:var(--text-muted)}.vs-grid{stroke:var(--line-hairline);stroke-width:1px}.vs-base{stroke:var(--line-crayon);stroke-width:1px}.vs-line{fill:none;stroke-width:2px;stroke-linejoin:round;stroke-linecap:round}.vs-line.is-dashed{stroke-dasharray:6 5}.vs-bar{opacity:.85}.vs-dot{stroke:var(--surface-paper);stroke-width:1px}.vs-node{fill:var(--surface-sunken);stroke:var(--line-crayon);stroke-width:1px}.vs-svg .vs-node-label{fill:var(--text-primary)}.vs-edge{stroke:var(--line-strong);stroke-width:1px;fill:none;opacity:.55}.vs-arrow{fill:var(--text-secondary)}.vs-svg .vs-edge-label{fill:var(--text-muted)}.vs-key{gap:var(--space-1) var(--space-4);flex-wrap:wrap;align-items:center;min-inline-size:0;margin:0;display:flex}.vs-key-item{align-items:center;gap:var(--space-1);overflow-wrap:anywhere;min-inline-size:0;display:inline-flex}.vs-swatch{border-radius:var(--radius-full);vertical-align:middle;block-size:3px;inline-size:14px;display:inline-block}.vs-swatch.is-dashed{background:0 0;border-block-start:3px dashed;margin-inline-start:var(--space-3)}.vs-sliders{gap:var(--space-3) var(--space-5);grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr));display:grid}.vs-slider{gap:var(--space-1);min-inline-size:0;display:grid}.vs-slider input{inline-size:100%;min-inline-size:0;accent-color:var(--course-blue);min-block-size:24px;margin:0}.vs-slider-name{color:var(--text-secondary)}.vs-seq{gap:var(--space-3);min-inline-size:0;display:grid}.vs-cells{gap:var(--space-1);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.vs-cell{justify-items:center;gap:var(--space-half);min-inline-size:40px;max-inline-size:100%;display:grid}.vs-cell-v{text-align:center;inline-size:100%;padding:var(--space-2);background:var(--surface-sunken);border:1px solid var(--line-crayon);border-radius:var(--radius-sm);overflow-wrap:anywhere}.vs-caption{overflow-wrap:anywhere;margin:0}.vs-steps{justify-content:space-between;align-items:center;gap:var(--space-3);display:flex}.vs-table{border-collapse:collapse;min-inline-size:100%}.vs-table th,.vs-table td{padding:var(--space-2) var(--space-3);text-align:start;border-block-end:1px solid var(--line-hairline);overflow-wrap:anywhere;vertical-align:top;min-inline-size:72px}.vs-table th{color:var(--text-secondary);border-block-end-color:var(--line-crayon);font-weight:600}.vs-table td.num{text-align:end;direction:ltr}.lesson-page{max-inline-size:760px}.lesson-page .page-title{min-inline-size:0}.lesson-page .page-title>*{overflow-wrap:anywhere}.lesson-run{gap:var(--space-6);grid-template-columns:minmax(0,1fr);min-inline-size:0;display:grid}.lesson-main{gap:var(--space-5);grid-template-columns:minmax(0,1fr);align-content:start;min-inline-size:0;display:grid}.lesson-side{display:contents}.lesson-side>.study-sources{order:1}.lesson-path{display:none}.lesson-text{overflow-wrap:anywhere;margin:0}.lesson-progress{gap:var(--space-2);grid-template-columns:minmax(0,1fr);display:grid}.mode-phone .lesson-progress{z-index:2;padding-block:var(--space-2);background:var(--surface-page);position:sticky;inset-block-start:calc(56px + env(safe-area-inset-top))}.lesson-bar{border-radius:var(--radius-full);background:var(--surface-sunken);block-size:4px;display:block;overflow:hidden}.lesson-bar>span{border-radius:inherit;background:var(--c,var(--brand-yellow));block-size:100%;transition:inline-size var(--dur-slow) var(--spring);display:block}.lesson-saved{align-items:center;gap:var(--space-1);display:inline-flex}.lesson-step,.lesson-end{gap:var(--space-4);grid-template-columns:minmax(0,1fr);min-inline-size:0;display:grid}.lesson-step-head{gap:var(--space-1);grid-template-columns:minmax(0,1fr);display:grid}.lesson-step-head>*{margin:0}.lesson-step-head h2{overflow-wrap:anywhere;scroll-margin-block-start:var(--space-6)}.lesson-step-head h2:focus{outline:none}.lesson-step-head h2:focus-visible{box-shadow:var(--ring);border-radius:var(--radius-xs)}.lesson-points{gap:var(--space-2)}.lesson-points li{overflow-wrap:anywhere}.lesson-example{gap:var(--space-1);border-inline-start:2px solid var(--c,var(--line-mid));grid-template-columns:minmax(0,1fr);min-inline-size:0;padding-inline-start:var(--space-3);display:grid}.lesson-cite{text-overflow:ellipsis;vertical-align:bottom;max-inline-size:100%;overflow:hidden}.lesson-check{gap:var(--space-2);border-block-start:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr);min-inline-size:0;padding-block-start:var(--space-4);display:grid}.lesson-check>p,.lesson-note{margin:0}.lesson-feedback{gap:var(--space-2);grid-template-columns:minmax(0,1fr);min-inline-size:0;display:grid}.lesson-feedback>p{margin:0}.lesson-verdict{color:var(--status-bad)}.lesson-verdict[data-correct]{color:var(--status-good)}.lesson-verdict[data-revealed]{color:var(--text-secondary)}.lesson-checknote{gap:var(--space-2);grid-template-columns:minmax(0,1fr);display:grid}.lesson-checknote>div{gap:var(--space-half);grid-template-columns:minmax(0,1fr);min-inline-size:0;display:grid}.lesson-try{gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-md);background:var(--c-wash,var(--surface-sunken));min-inline-size:0;scroll-margin-block:var(--space-6);grid-template-columns:minmax(0,1fr);display:grid}.lesson-try:focus{outline:none}.lesson-try:focus-visible{box-shadow:var(--ring)}.lesson-try-head{color:var(--c-ink,var(--text-secondary));margin:0}.lesson-acts{align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.lesson-dones{grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.lesson-done{align-items:center;gap:var(--space-3);inline-size:100%;min-block-size:var(--hit-min);padding:var(--space-2) var(--space-1);border:0;border-block-end:1px solid var(--line-soft);color:var(--text-secondary);text-align:start;cursor:pointer;background:0 0;border-radius:0;display:flex}.lesson-done:hover{background:var(--state-hover)}.lesson-done:focus-visible{box-shadow:var(--ring);border-radius:var(--radius-sm);outline:none}.lesson-done-text{align-items:baseline;gap:var(--space-1) var(--space-3);flex-wrap:wrap;flex:1;min-inline-size:0;display:flex}.lesson-done-title{overflow-wrap:anywhere;min-inline-size:0;color:var(--text-primary)}.lesson-read{padding-block:var(--space-4) var(--space-5);border-block-end:1px solid var(--line-soft)}.lesson-mark{border-radius:var(--radius-full);block-size:20px;inline-size:20px;box-shadow:inset 0 0 0 1px var(--line-mid);color:var(--c-ink,var(--text-secondary));flex:none;place-items:center;display:grid}.lesson-mark[data-state=done]{box-shadow:none;background:var(--c-tint,var(--surface-sunken))}.lesson-mark[data-state=current]{box-shadow:inset 0 0 0 2px var(--c,var(--brand-yellow-deep))}.lesson-path ol{gap:var(--space-1);grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.lesson-path-step{align-items:flex-start;gap:var(--space-2);padding-block:var(--space-1);color:var(--text-secondary);display:flex}.lesson-path-step .lesson-mark{block-size:16px;inline-size:16px;margin-block-start:2px}.lesson-path-title{overflow-wrap:anywhere;min-inline-size:0}.lesson-path-step[data-state=current]{color:var(--c-ink,var(--text-primary));font-weight:700}.lesson-end-part{gap:var(--space-2);border-block-start:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr);min-inline-size:0;padding-block-start:var(--space-4);display:grid}.lesson-end-part>*{margin:0}.lesson-end-list{gap:var(--space-1);overflow-wrap:anywhere;grid-template-columns:minmax(0,1fr);padding-inline-start:20px;display:grid}.lesson-end-list li::marker{color:var(--c,var(--brand-yellow-deep))}@media (max-width:743px){.lesson-acts{flex-direction:column;align-items:stretch}}@container study (width>=880px){.lesson-page{max-inline-size:calc(var(--layout-max) + 2 * var(--layout-margin))}.lesson-run{grid-template-columns:minmax(0,1fr) minmax(200px,260px);align-items:start;column-gap:clamp(32px,4cqi,56px)}.lesson-main{grid-area:1/1;max-inline-size:760px}.lesson-side{gap:var(--space-5);max-block-size:calc(100dvh - 2 * var(--space-6));min-inline-size:0;border-inline-start:1px solid var(--line-soft);grid-area:1/2;grid-template-columns:minmax(0,1fr);padding-inline-start:var(--space-4);display:grid;position:sticky;inset-block-start:var(--space-6);overflow-y:auto}.lesson-side>.study-sources{padding-block-start:var(--space-4)}.lesson-path{gap:var(--space-2);grid-template-columns:minmax(0,1fr);display:grid}}.mode-tablet .lesson-side{max-block-size:calc(100dvh - 56px - 2 * var(--space-6) - env(safe-area-inset-top));inset-block-start:calc(56px + var(--space-6) + env(safe-area-inset-top))}.shared{background:var(--surface-page);min-block-size:100dvh}.shared-bar{padding:calc(var(--space-5) + env(safe-area-inset-top)) var(--layout-margin) 0;justify-content:center;display:flex}.shared-mark{justify-items:center}.shared-page{padding-block-end:calc(var(--space-16) + env(safe-area-inset-bottom))}.shared-head{align-items:center;gap:var(--space-4);min-inline-size:0;display:flex}.shared-title{gap:var(--space-1);grid-template-columns:minmax(0,1fr);min-inline-size:0;display:grid}.shared-title>*{overflow-wrap:anywhere;margin:0}.shared-cite{text-overflow:ellipsis;vertical-align:bottom;max-inline-size:100%;font:inherit;cursor:pointer;border:0;overflow:hidden}.shared-cite:focus-visible{box-shadow:var(--ring);outline:none}.shared-doc .study-sources li{overflow-wrap:anywhere}.shared-cta{justify-items:start}.shared-cta>*{margin:0}.share-body{gap:var(--space-3);grid-template-columns:minmax(0,1fr);display:grid}.share-body>p{margin:0}.share-url{padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);background:var(--surface-sunken);white-space:normal;overflow-wrap:anywhere;-webkit-user-select:all;user-select:all}.share-actions{gap:var(--space-2);flex-wrap:wrap;display:flex}.share-days{align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}@media (max-width:743px){.share-actions>*{flex:auto}}.study-sources-note{margin:0}.stage-style{gap:var(--space-1);border-block-start:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr);padding-block-start:var(--space-3);display:grid}.stage-style>p,.stage-style-row>p{margin:0}.stage-style-row{justify-content:space-between;align-items:center;gap:var(--space-2) var(--space-3);flex-wrap:wrap;min-inline-size:0;display:flex}.stage-style-row>p{flex:16rem;min-inline-size:0}.profile{gap:var(--space-4);grid-template-columns:minmax(0,1fr);display:grid}.profile-shape{margin:0 0 var(--space-3)}.profile-sec{gap:var(--space-2);grid-template-columns:minmax(0,1fr);min-inline-size:0;display:grid}.profile-sec>h3{margin:0}.profile-parts,.profile-list{gap:var(--space-2);grid-template-columns:minmax(0,1fr);margin:0;padding-inline-start:20px;display:grid}.profile-list li,.profile-parts li{overflow-wrap:anywhere;color:var(--text-secondary)}.profile-list li>span{color:var(--text-primary)}.profile-quote{margin-block:2px;font-style:normal;display:block}.profile-quote:before,.profile-quote:after{content:"״"}.profile-topics{gap:var(--space-1);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.profile-topic{min-inline-size:0;max-inline-size:100%;padding:2px var(--space-2);border-radius:var(--radius-full);background:var(--surface-sunken);overflow-wrap:anywhere}.profile-topic[data-weight="3"]{background:var(--c-tint,var(--brand-yellow-soft));color:var(--c-ink,var(--text-primary))}.profile-notes{margin:0}@media (max-width:743px){.stage-style-row>.btn{flex:auto}}.busy-list{grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.busy-row{align-items:center;gap:var(--space-2);min-inline-size:0;padding-block:var(--space-2);border-block-start:1px solid var(--line-soft);display:flex}.busy-row:first-child{border-block-start:0}.busy-text{flex:1;grid-template-columns:minmax(0,1fr);gap:2px;min-inline-size:0;display:grid}.busy-label{overflow-wrap:anywhere}.busy-empty{margin:0}.busy-form{gap:var(--space-3);grid-template-columns:minmax(0,1fr);display:grid}.busy-days{gap:var(--space-1);flex-wrap:wrap;display:flex}.busy-hours,.busy-dates{gap:var(--space-2);grid-template-columns:minmax(0,1fr) minmax(0,1fr);display:grid}.busy-quote{overflow-wrap:anywhere}.busy-words{gap:var(--space-2);border-block-start:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr);margin-block-start:var(--space-4);padding-block-start:var(--space-4);display:grid}.busy-review{gap:var(--space-3);grid-template-columns:minmax(0,1fr);display:grid}.busy-questions{gap:var(--space-1);margin:0;padding:0;list-style:none;display:grid}.busy-review-acts{gap:var(--space-2);flex-wrap:wrap;display:flex}.busy-more>summary{cursor:pointer}.busy-more[open]>summary{margin-block-end:var(--space-2)}.plan-marks,.plan-proposal-diff,.plan-applied{grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}.plan-mark{align-items:center;gap:var(--space-2);min-inline-size:0;padding-block:var(--space-2);border-block-start:1px solid var(--line-soft);display:flex}.plan-mark:first-child{border-block-start:0}.plan-mark-text{flex:1;grid-template-columns:minmax(0,1fr);gap:2px;min-inline-size:0;display:grid}.plan-mark-text .plan-course{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.plan-mark-acts{gap:var(--space-1);flex-wrap:wrap;flex-shrink:0;display:flex}.plan-proposal{gap:var(--space-2);padding:var(--space-3) var(--space-4);border:1px solid var(--line-soft);border-radius:var(--radius-md);grid-template-columns:minmax(0,1fr);margin-block-start:var(--space-4);display:grid}.plan-proposal-why,.plan-proposal-quote{overflow-wrap:anywhere;margin:0}.plan-proposal-row{align-items:baseline;gap:var(--space-1) var(--space-3);min-inline-size:0;padding-block:var(--space-1);flex-wrap:wrap;display:flex}.plan-proposal-when{flex-shrink:0}.plan-proposal-what{overflow-wrap:anywhere;min-inline-size:0}.plan-proposal-acts{gap:var(--space-2);flex-wrap:wrap;display:flex}.plan-ask{gap:var(--space-2);border-block-start:1px solid var(--line-soft);grid-template-columns:minmax(0,1fr);margin-block-start:var(--space-4);padding-block-start:var(--space-4);display:grid}.plan-applied{margin-block-start:var(--space-3)}.plan-applied-row{align-items:center;gap:var(--space-2);min-inline-size:0;display:flex}.plan-applied-text{overflow-wrap:anywhere;flex:1;min-inline-size:0}.plan-prefs-more{gap:var(--space-3) var(--space-5);flex-wrap:wrap;margin-block-start:var(--space-2);display:flex}.plan-pref{gap:var(--space-1);grid-template-columns:minmax(0,1fr);justify-items:start;min-inline-size:0;display:grid}.plan-off{min-inline-size:10rem}.login-page{min-height:100dvh;padding:max(24px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom));align-content:center;place-items:center;gap:24px;display:grid;position:relative;overflow:hidden}.login-stickers{pointer-events:none;position:absolute;inset:0}.login-stickers img{block-size:auto;inline-size:clamp(64px,6.5vw,96px);animation:float-in var(--dur-slow) var(--ease-out) both;position:absolute;inset-block-start:var(--y);inset-inline-start:var(--x);translate:50% -50%}.login-stickers img:nth-child(odd){animation-delay:80ms}.login-stickers img:nth-child(3n){animation-delay:.16s}@keyframes float-in{0%{opacity:0;transform:translateY(10px)scale(.94)}}@media (max-width:899px){.login-page{padding-block:calc(128px + env(safe-area-inset-top)) calc(120px + env(safe-area-inset-bottom))}.login-stickers img{inset-inline-start:var(--px);inset-block:var(--pt) var(--pb);inline-size:clamp(44px,12vw,64px);translate:50%}.login-stickers img.wide-only{display:none}}.login-card{background:var(--surface-paper);text-align:center;width:min(440px,100%);animation:enter var(--dur-base) var(--ease-out) both;border-radius:28px;gap:14px;padding:36px 40px 30px;display:grid;position:relative;box-shadow:0 1px 2px #3e2c1e0d,0 24px 56px -18px #3e2c1e3d}.login-card .wordmark{margin-bottom:6px}.login-card h1{font:600 26px/1.25 var(--font-display)}.login-card .lead{color:var(--text-muted);margin:0 0 6px;font-size:14px;line-height:1.5}.login-card .btn-block{white-space:normal;border-radius:14px;block-size:auto;min-block-size:48px;padding-block:10px}.login-card .lead bdi{white-space:nowrap}.or{color:var(--text-muted);align-items:center;gap:12px;font-size:12px;display:flex}.or:before,.or:after{content:"";background:var(--line-hairline);flex:1;height:1px}.foot{color:var(--text-muted);margin:4px 0 0;font-size:13px}.link{font:inherit;color:var(--text-primary);text-underline-offset:3px;cursor:pointer;background:0 0;border:0;padding:0;text-decoration:underline}.mono{font-family:var(--font-mono)}.err{color:var(--status-bad);justify-content:center;align-items:center;gap:6px;margin:0;font-size:13px;display:inline-flex}.otp{justify-content:center;align-items:center;gap:8px;display:flex}.otp-cell{align-items:center;gap:8px;display:inline-flex}.otp-dash{color:var(--text-muted)}.otp input{background:var(--surface-sunken);width:46px;height:54px;color:var(--text-primary);text-align:center;font:400 22px/1 var(--font-mono);caret-color:var(--text-primary);transition:background-color var(--dur-instant) ease, box-shadow var(--dur-instant) ease;border:0;border-radius:12px}.otp input:focus{background:var(--surface-paper);box-shadow:0 0 0 1.5px var(--text-primary);outline:none}.otp-err input{background:var(--status-bad-soft);color:var(--status-bad);box-shadow:0 0 0 1.5px var(--status-bad)}@media (max-width:400px){.otp,.otp-cell{gap:5px}.otp input{width:40px;height:50px;font-size:20px}.login-card{padding:30px 22px 24px}}.field.login-field{text-align:center}.login-card input.code-field{font:400 17px/1 var(--font-mono);background:var(--surface-sunken);text-align:center;border:0;border-radius:12px;height:50px;padding:0 14px}.login-card input.code-field:focus{background:var(--surface-paper);box-shadow:0 0 0 2px var(--state-focus);outline:none}.codes{background:var(--surface-sunken);border-radius:14px;grid-template-columns:1fr 1fr;gap:8px 16px;margin:0;padding:14px;font-size:15px;list-style:none;display:grid}.row{grid-template-columns:1fr 1fr;gap:10px;display:grid}.login-spinner{border:2px solid var(--line-hairline);border-top-color:var(--text-primary);border-radius:50%;width:22px;height:22px;margin:18px auto;animation:.8s linear infinite spin}.login-meta{font:400 11px/1.4 var(--font-body);color:var(--text-muted);opacity:.8;margin:0;position:relative}.wordmark{justify-items:center;line-height:1;display:grid}.wordmark span{font:600 28px/1 var(--font-latin);letter-spacing:.08em}.wordmark small{font:500 10px/1 var(--font-mono);letter-spacing:.2em;color:var(--text-muted);margin-top:6px}.login-form{gap:10px;display:grid}.login-email .field-input{text-align:center;border-radius:14px;block-size:48px;font-size:16px}.login-card .foot+.foot{margin-block-start:-6px}.login-request{text-align:start}.join-email{background:var(--surface-sunken);font:500 15px/1.3 var(--font-latin);overflow-wrap:anywhere;border-radius:14px;margin:0;padding:12px}.onboarding{text-align:start}.onboarding .wordmark,.onboarding h1,.onboarding .lead,.onboarding .foot{text-align:center}.viewer{background:var(--surface-viewer);flex-direction:column;block-size:100dvh;display:flex;overflow:hidden}.viewer:fullscreen{block-size:100vh}.vhead{z-index:20;min-block-size:60px;padding:max(8px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) 8px max(16px, env(safe-area-inset-left));background:var(--surface-paper);border-block-end:1px solid var(--line-hairline);flex:none;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);grid-template-areas:"id tools actions";align-items:center;gap:8px 16px;display:grid;position:relative}.vhead-id{grid-area:id;align-items:center;gap:12px;min-inline-size:0;display:flex}.vhead-names{min-inline-size:0;line-height:1.3;display:grid}.vhead-name{font:700 16px/1.35 var(--font-body);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.vhead-sub{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.vhead-tools{grid-area:tools;justify-content:center;align-items:center;gap:8px;min-inline-size:0;display:flex}.vhead-tools:empty{display:none}.vhead-actions{flex:none;grid-area:actions;justify-content:flex-end;gap:4px;display:flex}@media (max-width:1099px){.vhead{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"id actions""tools tools"}.vhead-tools{scrollbar-width:none;justify-content:center;padding-block-end:2px;overflow-x:auto}}@media (max-width:743px){.vhead{gap:6px 8px;min-block-size:52px;padding-inline:8px}.vhead .vh-wide,.vhead .vtool-iso,.vhead .vtool-devices,.vhead .vfind kbd{display:none}.vhead-id{gap:6px}.vhead-id .ftype{display:none}.vhead-name{font-size:15px}}.vtool-btn,.vfind,.vzoom,.vslides,.vtool-iso,.vtool-err{border-radius:var(--radius-md);background:var(--surface-sunken);block-size:36px;color:var(--text-primary);flex:none;align-items:center;gap:6px;display:inline-flex}.vtool-btn{font:500 14px/1 var(--font-body);cursor:pointer;transition:background var(--dur-instant);border:0;padding-inline:12px}.vtool-btn:hover{background:var(--sunken-hover)}.vtool-btn.is-on{background:var(--surface-ink);color:var(--text-on-ink)}.vtool-iso{background:var(--course-teal-tint);color:var(--course-teal-ink);letter-spacing:.04em;padding-inline:10px}.vtool-err{background:var(--status-bad-soft);color:var(--status-bad);font:600 13px/1 var(--font-body);cursor:pointer;border:0;padding-inline:10px}.vtool-meta{color:var(--text-muted)}.vtool-full{block-size:36px}.vfind{inline-size:220px;color:var(--text-muted);padding-inline:10px 8px}.vfind input{min-inline-size:0;font:400 14px/1 var(--font-body);color:var(--text-primary);background:0 0;border:0;outline:none;flex:1}.vfind input::-webkit-search-cancel-button{display:none}.vfind:focus-within{background:var(--surface-paper);box-shadow:var(--ring)}.vfind-n{color:var(--text-secondary)}.vzoom,.vslides{gap:0;padding-inline:2px}.vzoom-val{min-inline-size:56px;color:var(--text-secondary);cursor:pointer;text-align:center;white-space:nowrap;background:0 0;border:0;padding:0 6px}.vslides button{border-radius:var(--radius-sm);block-size:32px;inline-size:32px;color:inherit;cursor:pointer;background:0 0;border:0;place-items:center;display:grid}.vslides button:disabled{opacity:.35;cursor:default}.vslides button:not(:disabled):hover{background:var(--sunken-hover)}.vslides .t-meta{white-space:nowrap;padding-inline:4px}@media (max-width:743px){.vfind{inline-size:150px}}.vbody{flex:1;min-block-size:0;display:flex}.vstage{flex-direction:column;flex:1;min-block-size:0;min-inline-size:0;display:flex;position:relative;container:viewer/inline-size}.vstage>.empty{margin:auto}.vrail{background:var(--surface-paper);border-inline-start:1px solid var(--line-hairline);inline-size:320px;animation:rail-in var(--dur-base) var(--ease-out) both;flex:none;padding:24px;overflow-y:auto}@keyframes rail-in{0%{opacity:0;transform:translate(-12px)}}.vstate{border-radius:var(--radius-xl);background:var(--surface-paper);inline-size:min(460px,100% - 32px);box-shadow:var(--shadow-card);text-align:center;justify-items:center;gap:10px;margin:auto;padding:36px 28px;display:grid}.vstate h2{overflow-wrap:anywhere}.vstate-loading{box-shadow:none;background:color-mix(in srgb, var(--surface-paper) 70%, transparent);animation:.3s both fade-in}@keyframes fade-in{0%{opacity:0}}.renderv>.vstate,.art-stage>.vstate,.linkv>.vstate,.img-stage>.vstate{z-index:2;block-size:-moz-fit-content;block-size:fit-content;position:absolute;inset:0}.vstate-icon{border-radius:16px;place-items:center;block-size:56px;inline-size:56px;margin-block-end:4px;display:grid}.vstate-icon.is-bad{background:var(--status-bad-soft);color:var(--status-bad)}.vstate-icon.is-warn{background:var(--brand-yellow-soft);color:var(--status-warn)}.vstate-file{background:var(--surface-sunken);block-size:64px;inline-size:64px;font:600 13px/1 var(--font-mono);color:var(--text-secondary);border-radius:16px;place-items:center;margin-block-end:4px;display:grid}.vstate-actions{flex-wrap:wrap;justify-content:center;gap:8px;margin-block-start:8px;display:flex}.vstate-code{flex-wrap:wrap;justify-content:center;gap:6px;display:flex}.vstate-pw{text-align:start;gap:6px;inline-size:100%;margin-block-start:6px;display:grid}.vstate-pw-row{gap:8px;display:flex}.vstate-pw-row .field-input{flex:1;min-inline-size:0}.vsk-doc{background:var(--surface-sunken);border-radius:8px;gap:10px;inline-size:104px;margin-block-end:6px;padding:16px 14px;display:grid}.vsk-doc span{background:var(--line-hairline);border-radius:3px;justify-self:end;block-size:6px;animation:1.4s ease-in-out infinite sk}.vprogress{background:var(--surface-sunken);border-radius:2px;block-size:4px;inline-size:200px;overflow:hidden}.vprogress span{background:var(--brand-yellow);block-size:100%;inline-size:0;transition:inline-size .3s var(--ease-out);border-radius:2px;display:block}.vprogress span.is-indeterminate{inline-size:40%;animation:indet 1.2s var(--ease-inout) infinite}@keyframes indet{0%{transform:translate(160%)}to{transform:translate(-260%)}}.linkish{color:var(--course-blue-ink);text-underline-offset:3px;cursor:pointer;font:inherit;background:0 0;border:0;padding:0;text-decoration:underline}.vdetails{gap:24px;display:grid}.vdetails section{border-block-end:1px solid var(--line-hairline);gap:14px;padding-block-end:24px;display:grid}.vdetails section:last-child{border:0;padding:0}.vdl{gap:12px;margin:0;display:grid}.vdl>div{justify-content:space-between;align-items:baseline;gap:16px;display:flex}.vdl dt{font:500 13px/1.4 var(--font-body);color:var(--text-muted);flex:none}.vdl dd{font:500 13px/1.4 var(--font-mono);color:var(--text-primary);text-align:end;overflow-wrap:anywhere;margin:0}.vtags{flex-wrap:wrap;gap:6px;display:flex}.vlink a{color:var(--course-blue-ink);overflow-wrap:anywhere}.vversions{gap:4px;margin:0;padding:0;list-style:none;display:grid}.vversions li{border-radius:var(--radius-md);align-items:center;gap:4px;display:flex}.vversions li.is-current{background:var(--surface-sunken)}.vver-main{text-align:start;cursor:pointer;border-radius:var(--radius-md);min-inline-size:0;color:inherit;background:0 0;border:0;flex:1;gap:2px;padding:10px 12px;display:grid}.vver-main:hover{background:var(--state-hover)}.vver-name{font:600 14px/1.3 var(--font-body)}.vver-actions{flex:none;display:flex}.vswitch{justify-content:space-between;align-items:center;gap:16px;display:flex}.vswitch>span{gap:2px;display:grid}.pdfv{flex:1;min-block-size:0;display:flex;position:relative}.pdf-scroll{overscroll-behavior:contain;outline:none;flex-direction:column;flex:1;min-inline-size:0;display:flex;position:relative;overflow:auto}.pdf-pages{direction:ltr;flex:none;min-inline-size:100%;position:relative}.pdf-page{background:#fff;margin-inline:auto;position:absolute;inset-inline:0;overflow:hidden;box-shadow:0 1px 2px #3e2c1e0f,0 8px 24px -8px #3e2c1e29}.pdf-page:not(.is-ready):after{content:"";background:repeating-linear-gradient(var(--surface-sunken) 0 8px, transparent 8px 28px);opacity:.6;position:absolute;inset:12%}.pdf-page canvas{display:block}.pdf-page .textLayer .hit{background:#f1c24b80;border-radius:2px}.pdf-page .textLayer ::selection{background:#5b7db14d}.pdf-links a{z-index:3;border-radius:2px;position:absolute}.pdf-links a:hover{background:#5b7db11f}.pthumbs{scrollbar-width:thin;flex-direction:column;flex:none;align-items:center;gap:12px;inline-size:124px;padding:20px 16px 96px;display:flex;overflow-y:auto}.pthumb{cursor:pointer;color:var(--text-muted);background:0 0;border:0;justify-items:center;gap:6px;padding:0;display:grid}.pthumb-img{outline:1px solid var(--line-hairline);min-block-size:98px;inline-size:76px;box-shadow:var(--shadow-card);transition:outline-color var(--dur-instant);background:#fff;display:block}.pthumb-img canvas{block-size:auto;inline-size:76px;display:block}.pthumb[aria-current] .pthumb-img{outline:2px solid var(--line-strong)}.pthumb[aria-current]{color:var(--text-primary)}.pagectl{z-index:5;background:var(--surface-ink);color:var(--text-on-ink);box-shadow:var(--shadow-pop);animation:pill-in var(--dur-base) var(--ease-out) both .2s;border-radius:12px;align-items:center;gap:2px;padding:4px;display:flex;position:absolute;inset-block-end:max(16px, env(safe-area-inset-bottom));inset-inline-start:50%;transform:translate(50%)}@keyframes pill-in{0%{opacity:0;transform:translate(50%,12px)}}.pagectl button{block-size:36px;inline-size:36px;color:inherit;cursor:pointer;background:0 0;border:0;border-radius:8px;place-items:center;display:grid}.pagectl button:hover:not(:disabled){background:#ffffff1a}.pagectl button:disabled{opacity:.35;cursor:default}.pagectl-zoom{align-items:center;display:flex}.pagectl-zoom .t-meta{text-align:center;min-inline-size:44px}.pagectl-sep{background:#fff3;block-size:20px;inline-size:1px;margin-inline:4px}.pagectl-n{white-space:nowrap;align-items:center;gap:6px;padding-inline:6px;display:flex}.pagectl-n input{inline-size:3.2ch;color:inherit;font:inherit;text-align:center;background:#ffffff1a;border:0;border-radius:4px;padding:3px 0}.pagectl-n input:focus{outline:2px solid var(--brand-yellow)}@container viewer (width<600px){.pagectl-zoom,.pagectl-sep{display:none}}.imgv{flex:1;min-block-size:0;display:flex}.img-stage{touch-action:none;cursor:zoom-in;background-color:#f7f2e8;background-image:conic-gradient(#ece4d4 25%, transparent 0 50%, #ece4d4 0 75%, transparent 0);background-size:20px 20px;flex:1;place-items:center;min-inline-size:0;display:grid;position:relative;overflow:hidden}.img-stage.is-zoomed{cursor:grab}.img-stage.is-zoomed:active{cursor:grabbing}.img-el{object-fit:contain;-webkit-user-select:none;user-select:none;transform-origin:50%;max-block-size:calc(100% - 48px);max-inline-size:calc(100% - 48px);transition:transform .12s var(--ease-out), opacity .3s;opacity:0;box-shadow:var(--shadow-card)}.img-el.is-ready{opacity:1}.img-stage:active .img-el{transition:opacity .3s}.vidv{background:#221a13;flex:1;place-items:center;min-block-size:0;padding:24px;display:grid}.vid-el{aspect-ratio:16/9;object-fit:contain;background:#000;border-radius:12px;max-block-size:100%;inline-size:100%;max-inline-size:100%}@container viewer (width<600px){.vidv{padding:0}.vid-el{border-radius:0}}.audv{flex:1;place-items:center;padding:24px 16px;display:grid}.aud-card{border-radius:var(--radius-xl);background:var(--surface-paper);inline-size:min(520px,100%);box-shadow:var(--shadow-card);text-align:center;justify-items:center;gap:10px;padding:36px 28px;display:grid}.aud-art{background:var(--course-blue-tint);block-size:96px;inline-size:96px;color:var(--course-blue-ink);border-radius:24px;place-items:center;margin-block-end:6px;display:grid}.aud-el{inline-size:100%;margin-block:8px}.sheetv{background:var(--surface-paper);flex-direction:column;flex:1;min-block-size:0;display:flex}.fbar{border-block-end:1px solid var(--line-hairline);background:#fffaf0;flex:none;align-items:center;gap:12px;block-size:40px;min-inline-size:0;padding-inline:16px;display:flex}.fbar-ref{background:var(--surface-sunken);color:var(--text-primary);border-radius:6px;padding:3px 8px}.fbar-val{text-overflow:ellipsis;white-space:nowrap;min-inline-size:0;font:400 13px/1 var(--font-mono);flex:1;overflow:hidden}.fbar-f{color:var(--course-teal-ink)}.fbar-ro{box-shadow:inset 0 0 0 1px var(--line-soft);white-space:nowrap;border-radius:6px;flex:none;padding:3px 8px}.grid{min-block-size:0;font:400 var(--fs,13px)/1 var(--font-body);flex:1;grid-template-columns:48px minmax(0,1fr);display:grid}.grid-corner{background:var(--surface-sunken);border-block-end:1px solid var(--line-hairline);border-inline-end:1px solid var(--line-hairline)}.grid-colhead,.grid-frozen,.grid-rownums{background:var(--surface-sunken);position:relative;overflow:hidden}.grid-colhead>div,.grid-frozen>div,.grid-rownums>div{block-size:100%;position:relative}.grid-colhead{border-block-end:1px solid var(--line-hairline)}.grid-colhead span{font:500 11px/1 var(--font-mono);color:var(--text-muted);border-inline-end:1px solid var(--line-hairline);place-items:center;display:grid;position:absolute;inset-block:0}.grid-colhead span.is-sel,.grid-rownums span.is-sel{background:var(--state-selected);color:var(--text-primary)}.grid-frozen{background:var(--course-green-wash);border-block-end:2px solid var(--course-green)}.grid-rownum.is-frozen{background:var(--course-green-wash);border-block-end:2px solid var(--course-green);border-inline-end:1px solid var(--line-hairline);font:500 11px/1 var(--font-mono);color:var(--text-muted);place-items:center;display:grid}.grid-rownums{border-inline-end:1px solid var(--line-hairline)}.grid-rownums span{font:500 11px/1 var(--font-mono);color:var(--text-muted);border-block-end:1px solid var(--line-hairline);place-items:center;display:grid;position:absolute;inset-inline:0}.grid-scroll{overscroll-behavior:contain;outline:none;position:relative;overflow:auto}.grid-scroll:focus-visible{box-shadow:inset var(--ring)}.grid-body{position:relative}.gcell{line-height:var(--rh);white-space:nowrap;text-overflow:ellipsis;border-inline-end:1px solid var(--line-hairline);border-block-end:1px solid var(--line-hairline);background:var(--surface-paper);cursor:cell;text-align:start;padding-inline:8px;position:absolute;overflow:hidden}.gcell.is-head{background:0 0;font-weight:600}.gcell.is-num{font-family:var(--font-mono);font-size:calc(var(--fs,13px) * .95)}.sheetv[dir=rtl] .gcell.is-num{text-align:left}.sheetv[dir=ltr] .gcell.is-num{text-align:right}.gcell.is-sel{z-index:1;outline:2px solid var(--state-focus);outline-offset:-2px;background:var(--state-selected)}.sheet-foot{min-block-size:44px;padding:4px 12px max(4px, env(safe-area-inset-bottom));border-block-start:1px solid var(--line-hairline);background:#fffaf0;flex:none;justify-content:space-between;align-items:center;gap:16px;display:flex}.sheet-tabs{scrollbar-width:none;gap:4px;min-inline-size:0;display:flex;overflow-x:auto}.sheet-tab{color:var(--text-secondary);font:500 14px/1 var(--font-body);cursor:pointer;white-space:nowrap;background:0 0;border:0;border-radius:8px;flex:none;padding:7px 14px}.sheet-tab:hover{background:var(--state-hover)}.sheet-tab[aria-selected=true]{background:var(--course-green-tint);color:var(--course-green-ink);font-weight:700}.sheet-stats{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;overflow:hidden}@container viewer (width<600px){.sheet-stats{display:none}}.artv{flex-direction:column;flex:1;gap:12px;min-block-size:0;padding:16px 24px 24px;display:flex}.art-banner{border-radius:var(--radius-lg);background:var(--surface-paper);box-shadow:var(--shadow-card);color:var(--course-teal-ink);flex:none;align-items:center;gap:12px;padding:12px 16px;animation:.4s both fade-in;display:flex}.art-banner>span{color:var(--text-primary);flex:1;gap:2px;display:grid}.art-banner>span .t-small{color:var(--text-secondary)}.art-notices{gap:6px;display:grid}.art-note{border-radius:var(--radius-md);background:var(--course-teal-tint);color:var(--course-teal-ink);align-items:center;gap:8px;margin:0;padding:8px 12px;font-size:14px;display:flex}.art-errors{border-radius:var(--radius-md);background:var(--status-bad-soft);max-block-size:160px;color:var(--status-bad);padding:10px 14px;font-size:12px;overflow:auto}.art-errors p{margin:0 0 4px}.art-stage{border-radius:var(--radius-lg);background:var(--surface-paper);min-block-size:0;box-shadow:var(--shadow-card);flex:1;place-items:start center;display:grid;position:relative;overflow:hidden}.artv.is-device .art-stage{box-shadow:none;background:0 0;padding-block:16px}.artv.is-doc .art-stage{overflow:hidden auto}.art-frame-wrap{direction:ltr;block-size:100%;inline-size:100%;overflow:hidden}.artv.is-device .art-frame-wrap{box-shadow:var(--shadow-pop);background:#fff;border-radius:16px}.artv.is-doc .art-frame-wrap{block-size:auto}.art-frame{transform-origin:0 0;opacity:0;transition:opacity .36s var(--ease-out);background:0 0;border:0;display:block}.art-frame.is-ready{opacity:1}@container viewer (width<700px){.artv{gap:8px;padding:8px 8px 12px}.art-banner{padding:10px 12px}.art-banner .t-small{display:none}.art-stage{border-radius:var(--radius-md)}}.renderv{flex-direction:column;flex:1;min-block-size:0;display:flex;position:relative}.render-frame{background:var(--surface-viewer);opacity:0;min-block-size:0;inline-size:100%;transition:opacity .36s var(--ease-out);border:0;flex:1}.render-frame.is-ready{opacity:1}.render-note{margin:12px 16px 0}.linkv{flex:1;min-block-size:0;padding:24px 16px;display:flex;position:relative;overflow:auto}.linkv.is-embed{padding:16px 24px 24px;overflow:hidden}.link-frame{border-radius:var(--radius-lg);background:var(--surface-paper);box-shadow:var(--shadow-card);opacity:0;border:0;flex:1;transition:opacity .36s}.link-frame.is-ready{opacity:1}.link-card{border-radius:var(--radius-xl);background:var(--surface-paper);inline-size:min(640px,100%);box-shadow:var(--shadow-card);margin:auto;overflow:hidden}.link-img{aspect-ratio:1.91;object-fit:cover;background:var(--surface-sunken);inline-size:100%;display:block}.link-img.is-empty{color:var(--course-yellow-ink);background:var(--course-yellow-tint);aspect-ratio:3;place-items:center;display:grid}.link-body{gap:10px;padding:24px 28px 28px;display:grid}.link-body .vstate-actions{justify-content:flex-start}.link-site{color:var(--text-muted);align-items:center;gap:8px;margin:0;display:flex}.link-hint{border-radius:var(--radius-md);background:var(--brand-yellow-soft);color:var(--text-primary);align-items:flex-start;gap:8px;margin:0;padding:10px 12px;display:flex}@container viewer (width<700px){.linkv.is-embed{padding:0}.link-frame{border-radius:0}}.linkv.has-below{gap:var(--space-4);flex-direction:column}.linkv.has-below .link-card{flex:none;margin:0 auto}.linkv.is-embed.has-below{overflow:auto}.linkv.is-embed.has-below .link-frame{aspect-ratio:16/9;flex:none;max-block-size:55%;inline-size:min(960px,100%);margin-inline:auto}.tr-panel,.tr-offer{border-radius:var(--radius-lg);background:var(--surface-paper);inline-size:min(760px,100%);box-shadow:inset 0 0 0 1px var(--line-soft);flex:none;margin-inline:auto}.tr-offer{gap:var(--space-2);padding:var(--space-4) var(--space-5);display:grid}.tr-offer p{margin:0}.tr-head{justify-content:space-between;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-5);border-block-end:1px solid var(--line-soft);display:flex}.tr-actions{gap:var(--space-1);flex:none;display:flex}.tr-list{padding:var(--space-2) 0;margin:0;list-style:none}.tr-item{gap:var(--space-3);padding:var(--space-2) var(--space-5);grid-template-columns:64px minmax(0,1fr);display:grid}.tr-item p{overflow-wrap:anywhere;margin:0}.tr-item.is-cited{background:var(--state-selected)}.tr-time{border-radius:var(--radius-sm);color:var(--text-muted);font-variant-numeric:tabular-nums;cursor:pointer;background:0 0;border:0;justify-self:start;padding:2px 6px}.tr-time:hover{background:var(--state-hover);color:var(--text-primary)}.tr-time:focus-visible{box-shadow:var(--ring);outline:none}@container viewer (width<700px){.tr-item{padding-inline:var(--space-4);grid-template-columns:52px minmax(0,1fr)}.tr-head{padding-inline:var(--space-4)}}.study-split.is-split{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;display:grid}.study-split.is-split>.study-col>.page{inline-size:100%;padding-inline-end:var(--layout-gutter)}.vpane{background:var(--surface-viewer);flex-direction:column;min-inline-size:0;display:flex;overflow:clip}.vpane.is-split{border-inline-start:1px solid var(--line-hairline);block-size:100dvh;position:sticky;inset-block-start:0}.vpane.is-sheet{z-index:500;position:fixed;inset:0}:root.has-sheet{overflow:hidden}.vpane .vhead{min-block-size:0;padding:max(8px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) 8px max(12px, env(safe-area-inset-left));grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"id actions""tools tools";gap:4px 8px}.vpane .vhead-id{gap:8px}.vpane .vhead-tools{scrollbar-width:none;overscroll-behavior-x:contain;justify-content:flex-start;overflow-x:auto}.vpane .vhead-tools::-webkit-scrollbar{display:none}.vpane .ibtn{inline-size:max(40px, var(--hit-min));block-size:max(40px, var(--hit-min))}.vpane-back{min-block-size:var(--hit-min);padding-inline:8px 12px}.vpane :is(.vtool-btn,.vfind,.vzoom,.vslides){block-size:max(36px, var(--hit-min))}.vpane :is(.pagectl,.vslides) button,.vpane .vzoom-val{min-inline-size:max(36px, var(--hit-min));min-block-size:max(36px, var(--hit-min))}.vpane-body{min-block-size:0;padding-block-end:env(safe-area-inset-bottom);padding-inline:env(safe-area-inset-right) env(safe-area-inset-left);overscroll-behavior:contain;flex:1;display:flex}.vpane-body .vstage,.vpane-body .vstage *{overscroll-behavior:contain}.vpane .vstage>.empty{padding:24px}@media print{.vpane{display:none}.study-split.is-split{display:block}}
