@font-face{font-family:DM Sans Variable;font-style:normal;font-display:swap;font-weight:100 1000;src:url(/assets/dm-sans-latin-ext-wght-normal-BOFOeGcA.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:DM Sans Variable;font-style:normal;font-display:swap;font-weight:100 1000;src:url(/assets/dm-sans-latin-wght-normal-Xz1IZZA0.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Bricolage Grotesque Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/bricolage-grotesque-vietnamese-wght-normal-BUzh504Q.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Bricolage Grotesque Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/bricolage-grotesque-latin-ext-wght-normal-CcLUaPy7.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Bricolage Grotesque Variable;font-style:normal;font-display:swap;font-weight:200 800;src:url(/assets/bricolage-grotesque-latin-wght-normal-DLoelf7F.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{color-scheme:light dark;--color-bg: #f4f6fb;--color-surface: #ffffff;--color-surface-sunken: #eef1f8;--color-border: #e6e9f2;--color-border-subtle: #eef1f8;--color-text: #1b1f3b;--color-text-muted: #5a6078;--color-text-faint: #4b5168;--color-ink: #1b1f3b;--color-ink-text: #ffffff;--color-accent: #c94a24;--color-accent-hover: #ab3f1f;--color-accent-text: #ffffff;--color-accent-wash: #ffe6dc;--color-accent-ink: color-mix(in srgb, var(--color-accent) 78%, #000000);--color-live: #ff8a65;--color-live-wash: #ffe9e1;--color-pending: #7a5a00;--color-pending-wash: #fff0c7;--color-verified: #17694a;--color-verified-wash: #ddf3e8;--color-recording: #b3261e;--color-recording-wash: #fdecea;--color-danger: #b4380f;--color-danger-bg: #fff0eb;--color-danger-text: #ffffff;--color-ok: var(--color-verified);--color-warn: var(--color-pending);--color-warn-bg: var(--color-pending-wash);--color-header: color-mix(in srgb, var(--color-surface) 88%, transparent);--color-header-text: var(--color-text);--color-stage: #0f1116;--color-stage-tile: #1a1d25;--color-night-bg: #151936;--color-night-surface: #1f2448;--color-night-border: #2e3460;--color-night-text: #eceef8;--color-night-muted: #b7bbd6;--color-highlight: #ffb199;--tile-1: #ffe6dc;--tile-1-ink: #b4380f;--tile-2: #dde8ff;--tile-2-ink: #2347a8;--tile-3: #ddf3e8;--tile-3-ink: #17694a;--tile-4: #fff0c7;--tile-4-ink: #7a5a00;--tile-5: #ede3ff;--tile-5-ink: #5b34b0;--tile-6: #ffe0ec;--tile-6-ink: #a3245a;--tile-face: #ffffff;--color-hand: #ffc93c;--color-hand-ink: #4a3500;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--radius-sm: 12px;--radius-md: 16px;--radius-lg: 24px;--radius-xl: 28px;--radius-pill: 999px;--shadow-sm: 0 1px 3px rgb(27 31 59 / 12%);--shadow-md: 0 2px 4px rgb(27 31 59 / 6%), 0 8px 16px -6px rgb(27 31 59 / 10%);--shadow-lg: 0 4px 8px rgb(27 31 59 / 7%), 0 20px 40px -12px rgb(27 31 59 / 16%);--font-display: "Bricolage Grotesque Variable", "Bricolage Grotesque", system-ui, sans-serif;--font-sans: "DM Sans Variable", "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;--text-xs: .75rem;--text-sm: .875rem;--text-md: 1rem;--text-lg: 1.125rem;--text-xl: 1.375rem;--text-2xl: 1.75rem;--text-3xl: 2.125rem;--text-4xl: 2.5rem;--leading-tight: 1.2;--leading-normal: 1.55;--tracking-label: .08em;--game-red: #d9472b;--game-red-wash: #fde7e2;--game-blue: #2f6be0;--game-blue-wash: #e3ecfc;--game-neutral: #ede6d6;--game-neutral-wash: #f6f2e9;--game-neutral-ink: #6b6455;--game-assassin: #1d1f24;--game-ink: #ffffff;--game-assassin-ink: #ffffff;--duration-fast: .12s;--duration-normal: .2s;--ease-out: cubic-bezier(.2, 0, 0, 1)}@media(prefers-color-scheme:dark){:root{--color-bg: #101219;--color-surface: #181b23;--color-surface-sunken: #1f232c;--color-border: #2b303b;--color-border-subtle: #232833;--color-text: #eceef2;--color-text-muted: #9aa4b2;--color-text-faint: #737d8b;--color-ink: #2a2f55;--color-accent: #ff8a65;--color-accent-hover: #ffa486;--color-accent-text: #1b1f3b;--color-accent-wash: #3a2219;--color-accent-ink: var(--color-accent);--color-live: #ff8a65;--color-live-wash: #3a2219;--color-pending: #d9b44f;--color-pending-wash: #2b2515;--color-verified: #4cc38a;--color-verified-wash: #14291f;--color-recording: #ff8a80;--color-recording-wash: #331917;--color-danger: #ff9b78;--color-danger-bg: #331d17;--color-danger-text: #1b1f3b;--game-red: #f08a78;--game-red-wash: #3a1f1a;--game-blue: #86a8f0;--game-blue-wash: #1a2640;--game-neutral: #8f8672;--game-neutral-wash: #29261f;--game-neutral-ink: #14161a;--game-assassin: #000000;--game-ink: #14161a;--shadow-sm: 0 1px 2px rgb(0 0 0 / 30%);--shadow-md: 0 2px 4px rgb(0 0 0 / 30%), 0 8px 16px -6px rgb(0 0 0 / 40%);--shadow-lg: 0 4px 8px rgb(0 0 0 / 32%), 0 20px 40px -12px rgb(0 0 0 / 50%)}}*{box-sizing:border-box}body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:var(--text-md);line-height:var(--leading-normal);-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:var(--font-display);font-weight:700;line-height:var(--leading-tight);letter-spacing:-.01em;margin:0}h1{font-size:clamp(var(--text-2xl),1rem + 3vw,var(--text-4xl));font-weight:800;line-height:1.1;letter-spacing:-.02em}h2{font-size:var(--text-xl)}h3{font-size:var(--text-lg)}p{margin:0}code{overflow-wrap:anywhere}a{color:var(--color-accent-ink);text-decoration-color:color-mix(in srgb,var(--color-accent-ink) 35%,transparent);text-underline-offset:.2em}a:hover{text-decoration-color:currentcolor}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;border-radius:var(--radius-sm)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.app-shell{--app-bar-height: 3.25rem;--app-nav-height: 3.5rem;min-height:100dvh;padding-inline:env(safe-area-inset-left) env(safe-area-inset-right);display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto minmax(0,1fr);grid-template-areas:"bar" "nav" "main"}.app-bar{grid-area:bar;display:flex;align-items:center;gap:var(--space-3);min-height:var(--app-bar-height);padding:0 var(--space-4);border-bottom:1px solid var(--color-border);background:var(--color-header);color:var(--color-header-text);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);position:sticky;top:0;z-index:20}.app-bar__brand{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;color:var(--color-header-text);text-decoration:none;letter-spacing:-.01em;flex-shrink:1;display:inline-flex;align-items:center;gap:var(--space-2);min-width:0}.app-bar__logo{height:1.75rem;width:auto;max-width:8rem;object-fit:contain}.app-bar__brand-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-bar__org-name,.app-bar__org{min-width:0;font-size:var(--text-sm);color:color-mix(in srgb,var(--color-header-text) 72%,transparent)}.app-bar__org-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding-left:var(--space-3);border-left:1px solid var(--color-border)}.app-bar__org-select{font:inherit;font-size:var(--text-sm);color:var(--color-text);background:var(--color-surface-sunken);border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:var(--space-1) var(--space-2);max-width:12rem}.app-nav{grid-area:nav;z-index:15;position:sticky;top:var(--app-bar-height);display:flex;gap:var(--space-1);padding:var(--space-2) var(--space-4);border-bottom:1px solid var(--color-border);background:color-mix(in srgb,var(--color-surface) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);overflow-x:auto;scrollbar-width:none}.app-nav::-webkit-scrollbar{display:none}.app-nav__list{display:flex;align-items:center;gap:var(--space-1);list-style:none;margin:0;padding:0}.app-nav__link{display:flex;align-items:center;gap:var(--space-2);min-height:2.5rem;padding:var(--space-2) var(--space-3);border:0;border-radius:var(--radius-md);background:none;color:var(--color-text-faint);font:inherit;font-size:var(--text-sm);font-weight:600;text-decoration:none;white-space:nowrap;cursor:pointer}.app-nav__icon{flex:none}.app-nav__link:hover:not(:disabled){background:var(--color-surface-sunken);color:var(--color-text)}.app-nav__link:disabled{opacity:.6;cursor:default}.app-nav__link[aria-current=page]{background:var(--color-accent-wash);color:var(--color-accent-ink)}.app-nav__signout{color:var(--color-text-faint)}.app-nav__more-tab{display:none}.app-main{grid-area:main;min-width:0;padding:var(--space-5) clamp(var(--space-4),2.5vw,var(--space-8)) var(--space-10)}.app-main>*{max-width:92rem;margin-inline:auto}.app-main:has(.classroom){padding:var(--space-3) clamp(var(--space-2),1.5vw,var(--space-4))}.app-main:has(.classroom)>*{max-width:none}.page-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,21rem),1fr));gap:var(--space-4);align-items:start}.page-split{display:grid;grid-template-columns:minmax(0,1fr);gap:var(--space-5);align-items:start}@media(min-width:68rem){.page-split{grid-template-columns:minmax(0,2fr) minmax(18rem,1fr)}}.page-narrow{max-width:46rem}@media(max-width:46rem){.app-shell{grid-template-rows:auto minmax(0,1fr) auto;grid-template-areas:"bar" "main" "nav"}.app-bar{padding:0 var(--space-3);gap:var(--space-2)}.app-nav{position:fixed;inset-inline:0;bottom:0;top:auto;display:block;overflow:visible;border-top:1px solid var(--color-border);border-bottom:0;background:color-mix(in srgb,var(--color-surface) 96%,transparent);padding:var(--space-1) var(--space-1) calc(var(--space-1) + env(safe-area-inset-bottom))}.app-nav__primary{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(0,1fr);gap:0}.app-nav__primary .app-nav__link,.app-nav__more-button{flex-direction:column;justify-content:center;gap:2px;min-height:3.25rem;padding:var(--space-1) 2px;font-size:.6875rem;text-align:center}.app-nav__primary .app-nav__label{overflow:hidden;text-overflow:ellipsis;max-width:100%}.app-nav__badge{margin:0}.app-nav__more-tab{display:block}.app-nav__rest{display:none;position:absolute;bottom:calc(100% + var(--space-1));inset-inline:var(--space-2);flex-direction:column;align-items:stretch;gap:1px;padding:var(--space-2);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.app-nav[data-more-open=true] .app-nav__rest{display:flex}.app-nav__rest .app-nav__link{min-height:2.75rem}.app-main{padding:var(--space-4) var(--space-3) calc(var(--app-nav-height) + var(--space-6) + env(safe-area-inset-bottom))}}@media(min-width:64rem){.app-shell[data-signed-in=true]:has(.app-nav){grid-template-columns:14.5rem minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);grid-template-areas:"bar main" "nav main"}.app-shell[data-signed-in=true] .app-bar{border-right:1px solid var(--color-border);flex-wrap:wrap;row-gap:0;padding-block:var(--space-2)}.app-shell[data-signed-in=true] .app-bar__brand{max-width:100%}.app-shell[data-signed-in=true] .app-bar__org-name,.app-shell[data-signed-in=true] .app-bar__org{flex-basis:100%;padding-left:0;border-left:0}.app-shell[data-signed-in=true] .app-nav{flex-direction:column;align-items:stretch;gap:var(--space-4);height:calc(100dvh - var(--app-bar-height));padding:var(--space-3) var(--space-3) var(--space-4);border-right:1px solid var(--color-border);border-bottom:0;overflow-x:visible;overflow-y:auto}.app-shell[data-signed-in=true] .app-nav__list{flex-direction:column;align-items:stretch;gap:2px}.app-shell[data-signed-in=true] .app-nav__badge{margin-left:auto}.app-shell[data-signed-in=true] .app-nav__rest{margin-top:auto}}.app-shell[data-lesson=true] .app-bar{border-right:0}.lesson-menu{position:relative;flex-shrink:0}.lesson-menu__sheet{position:absolute;top:calc(100% + var(--space-1));left:0;z-index:30;min-width:15rem;padding:var(--space-2);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.lesson-menu__note{margin:0 0 var(--space-2);padding:0 var(--space-3);font-size:var(--text-xs)}.lesson-menu__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:1px}.auth-shell{display:grid;place-items:center;min-height:calc(100vh - 8rem);padding:var(--space-4) 0}.auth-card{width:100%;max-width:23rem;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-8);box-shadow:var(--shadow-md)}.auth-card h1{font-size:var(--text-2xl)}.stack{display:flex;flex-direction:column;gap:var(--space-4)}.stack-tight{gap:var(--space-2)}.stack-loose{gap:var(--space-8)}.row{display:flex;align-items:center;gap:var(--space-2)}.row-wrap{flex-wrap:wrap}.row-between{justify-content:space-between}.spacer{margin-left:auto}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-5)}.card-quiet{box-shadow:none;background:var(--color-surface-sunken);border-color:transparent}.card-interactive{transition:box-shadow var(--duration-normal) var(--ease-out),transform var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out)}.card-interactive:hover{border-color:var(--color-accent);transform:translateY(-1px)}.card__divider{height:1px;background:var(--color-border-subtle);border:0;margin:var(--space-2) 0}.page-header{display:flex;align-items:flex-end;gap:var(--space-4);padding-bottom:var(--space-5);border-bottom:1px solid var(--color-border)}.page-header__text{display:flex;flex-direction:column;gap:var(--space-1);min-width:0}.page-header__actions{margin-left:auto;display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.eyebrow{font-size:var(--text-xs);font-weight:600;letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--color-text-faint)}.muted{color:var(--color-text-muted);font-size:var(--text-sm)}.lead{color:var(--color-text-muted);font-size:var(--text-md);max-width:60ch}.mono{font-family:var(--font-mono);font-size:var(--text-sm)}button{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border:1px solid transparent;border-radius:var(--radius-sm);background:var(--color-surface-sunken);color:var(--color-text);font:inherit;font-size:var(--text-sm);font-weight:600;line-height:1.4;cursor:pointer;transition:background var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out),color var(--duration-fast) var(--ease-out)}button:hover:not(:disabled){background:var(--color-border)}.card-quiet button:not(.btn-primary,.btn-dark,.btn-quiet,[type=submit]),.card-quiet a.btn:not(.btn-primary,.btn-dark){background:var(--color-surface)}.card-quiet button:not(.btn-primary,.btn-dark,.btn-quiet,[type=submit]):hover:not(:disabled),.card-quiet a.btn:not(.btn-primary,.btn-dark):hover{background:var(--color-border)}.btn,a.btn{min-height:2.75rem;padding:0 var(--space-5);border-radius:14px}a.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);border:1px solid transparent;background:var(--color-surface-sunken);color:var(--color-text);font-size:var(--text-sm);font-weight:600;line-height:1.4;text-decoration:none;transition:background var(--duration-fast) var(--ease-out),border-color var(--duration-fast) var(--ease-out)}a.btn:hover{background:var(--color-border)}button[type=submit],.btn-primary,a.btn-primary{background:var(--color-accent);border-color:var(--color-accent);color:var(--color-accent-text);font-weight:700}button[type=submit]:hover:not(:disabled),.btn-primary:hover:not(:disabled),a.btn-primary:hover{background:var(--color-accent-hover);border-color:var(--color-accent-hover)}.btn-dark,a.btn-dark{background:var(--color-ink);border-color:var(--color-ink);color:var(--color-ink-text);font-weight:700}.btn-dark:hover:not(:disabled),a.btn-dark:hover{background:color-mix(in srgb,var(--color-ink) 85%,#ffffff);border-color:color-mix(in srgb,var(--color-ink) 85%,#ffffff)}.btn-danger,button[type=submit].btn-danger{background:var(--color-surface);font-weight:600;color:var(--color-danger);border-color:color-mix(in srgb,var(--color-danger) 40%,var(--color-border))}.btn-danger:hover:not(:disabled),button[type=submit].btn-danger:hover:not(:disabled){background:var(--color-danger-bg);border-color:color-mix(in srgb,var(--color-danger) 40%,var(--color-border))}.btn-quiet{min-height:2.25rem;background:transparent;border-color:transparent;color:var(--color-text-muted);padding:var(--space-1) var(--space-2)}.btn-quiet:hover:not(:disabled){background:var(--color-surface-sunken);color:var(--color-text)}.btn-sm,a.btn.btn-sm{min-height:2.25rem;padding:0 var(--space-3);border-radius:var(--radius-sm);font-size:var(--text-xs)}button:disabled{opacity:.55;cursor:not-allowed}button[aria-busy=true]{cursor:progress}.field{display:flex;flex-direction:column;gap:var(--space-1);font-size:var(--text-sm);font-weight:500;color:var(--color-text)}.field>label{font-weight:600}.field>input,.field>select,.field>textarea{min-height:2.75rem;padding:var(--space-2) var(--space-3);border:1.5px solid transparent;border-radius:var(--radius-sm);background:var(--color-surface-sunken);color:var(--color-text);font:inherit;font-size:var(--text-sm);font-weight:400;transition:border-color var(--duration-fast) var(--ease-out),background var(--duration-fast) var(--ease-out)}.field>input:focus,.field>select:focus,.field>textarea:focus{border-color:var(--color-accent);background:var(--color-surface)}.field>input[type=checkbox],.field>input[type=radio]{align-self:flex-start;min-height:0;padding:0;border:0;accent-color:var(--color-accent)}:where(input:not([type=checkbox],[type=radio],[type=range],[type=color],[type=file]),select,textarea){padding:var(--space-2) var(--space-3);border:1.5px solid transparent;border-radius:var(--radius-sm);background:var(--color-surface-sunken);color:var(--color-text);font:inherit;font-size:var(--text-sm)}:where(input:not([type=checkbox],[type=radio],[type=range],[type=color],[type=file]),select,textarea):focus{border-color:var(--color-accent);background:var(--color-surface)}.field__hint{font-weight:400;font-size:var(--text-xs);color:var(--color-text-muted)}.field-row{display:flex;gap:var(--space-3);flex-wrap:wrap}.field-row>.field{flex:1 1 10rem}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:.15rem var(--space-2);border-radius:var(--radius-pill);background:var(--color-surface-sunken);color:var(--color-text-muted);font-size:var(--text-xs);font-weight:600;letter-spacing:.01em;white-space:nowrap}.badge-live{background:var(--color-ink);color:var(--color-ink-text)}.badge-live:before{content:"";width:.5rem;height:.5rem;border-radius:50%;background:var(--color-live);animation:badge-pulse 2s var(--ease-out) infinite}@keyframes badge-pulse{0%,to{opacity:1}50%{opacity:.35}}.badge-pending{background:var(--color-pending-wash);color:var(--color-pending)}.badge-verified,.badge-ok{background:var(--color-verified-wash);color:var(--color-verified)}.badge-recording{background:var(--color-recording-wash);color:var(--color-recording)}.badge-accent{background:var(--color-accent-wash);color:var(--color-accent-ink)}.badge-warn{background:var(--color-pending-wash);color:var(--color-pending)}.note{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-3) var(--space-4);border:1px solid color-mix(in srgb,var(--color-verified) 35%,transparent);border-left:3px solid var(--color-verified);border-radius:var(--radius-md);background:var(--color-verified-wash);font-size:var(--text-sm)}.note code{font-family:var(--font-mono);font-size:var(--text-xs);overflow-wrap:anywhere;background:var(--color-surface);border:1px solid var(--color-border-subtle);border-radius:var(--radius-sm);padding:var(--space-1) var(--space-2);display:inline-block}.notice{margin:0;padding:var(--space-3) var(--space-4);border:1px solid color-mix(in srgb,var(--color-pending) 35%,transparent);border-left:3px solid var(--color-pending);border-radius:var(--radius-md);background:var(--color-pending-wash);color:var(--color-text);font-size:var(--text-sm)}.question-checklist p{margin:0 0 var(--space-1)}.question-checklist ul{margin:0;padding-left:var(--space-5)}.problem{border:1px solid color-mix(in srgb,var(--color-danger) 35%,transparent);border-left:3px solid var(--color-danger);border-radius:var(--radius-md);background:var(--color-danger-bg);color:var(--color-text);padding:var(--space-4)}.problem>h2{margin:0 0 var(--space-2);font-size:var(--text-lg);color:var(--color-danger)}.problem code{font-family:var(--font-mono);font-size:var(--text-sm)}.problem-trace{min-width:0}.problem-trace>code{min-width:0;overflow-wrap:anywhere}.empty-state{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);padding:var(--space-10) var(--space-6);text-align:center;border:1px dashed var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface-sunken)}.empty-state__title{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600}.empty-state__body{color:var(--color-text-muted);font-size:var(--text-sm);max-width:44ch}.skeleton{background:linear-gradient(90deg,var(--color-surface-sunken) 25%,color-mix(in srgb,var(--color-surface-sunken) 60%,var(--color-border)) 37%,var(--color-surface-sunken) 63%);background-size:400% 100%;animation:skeleton-sweep 1.4s var(--ease-out) infinite;border-radius:var(--radius-sm)}@keyframes skeleton-sweep{0%{background-position:100% 50%}to{background-position:0 50%}}@media(prefers-reduced-motion:reduce){.skeleton{animation:none}}.skeleton-list{display:flex;flex-direction:column;gap:var(--space-3)}.skeleton-row{height:4.5rem}.skeleton-card{height:11rem}.spinner{display:inline-block;width:1rem;height:1rem;border:2px solid color-mix(in srgb,currentcolor 25%,transparent);border-top-color:currentcolor;border-radius:50%;animation:spinner-turn .7s linear infinite}@keyframes spinner-turn{to{transform:rotate(360deg)}}.loading-row{display:flex;align-items:center;gap:var(--space-2);color:var(--color-text-muted);font-size:var(--text-sm);padding:var(--space-4) 0}.list-plain{list-style:none;margin:0;padding:0}.list-row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) 0;border-bottom:1px solid var(--color-border-subtle)}.list-row:last-child{border-bottom:0}.org-card{display:flex;flex-direction:column;align-items:flex-start;gap:var(--space-2);width:100%;height:100%;padding:var(--space-5);text-align:left;border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-sm);transition:box-shadow var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out)}.org-card:hover:not(:disabled){background:var(--color-surface);box-shadow:var(--shadow-md);border-color:color-mix(in srgb,var(--color-accent) 30%,var(--color-border))}.org-card[aria-current=true]{border-color:var(--color-accent);background:var(--color-accent-wash)}.org-card__name{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;line-height:var(--leading-tight)}.group-row{display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-5) 0;border-bottom:1px solid var(--color-border-subtle)}.group-row:first-child{padding-top:var(--space-2)}.group-row:last-child{border-bottom:0;padding-bottom:0}.group-row__head{display:flex;align-items:baseline;flex-wrap:wrap;gap:var(--space-2) var(--space-3)}.group-row__name{font-size:var(--text-lg);margin:0}.group-row__name a{text-decoration:none;color:var(--color-text)}.group-row__name a:hover{color:var(--color-accent-ink)}.group-row__actions{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-1)}.quick-invite{display:contents}.quick-invite>.note,.quick-invite>.problem{flex-basis:100%}.group-row__actions button[aria-pressed=true]{background:var(--color-accent-wash);color:var(--color-accent-ink)}@media(max-width:40rem){.group-row__actions>.spacer{flex-basis:100%;margin-left:0}}.schedule-day{display:flex;flex-direction:column;gap:var(--space-3)}.schedule-day__label{position:sticky;top:3.5rem;z-index:1;padding:var(--space-2) 0;background:linear-gradient(var(--color-bg) 70%,transparent)}.lesson-card{display:flex;gap:var(--space-4);align-items:flex-start;padding:var(--space-4) var(--space-5);background:var(--color-surface);border:1px solid var(--color-border);border-left:3px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);transition:box-shadow var(--duration-normal) var(--ease-out),border-color var(--duration-normal) var(--ease-out)}.lesson-card:hover{box-shadow:var(--shadow-md)}.lesson-card[data-status=live]{border-left-color:var(--color-live);background:linear-gradient(to right,var(--color-live-wash),var(--color-surface) 18rem)}.lesson-card[data-status=scheduled]{border-left-color:var(--color-accent)}.lesson-card[data-status=ended]{border-left-color:var(--color-border);background:var(--color-surface-sunken);box-shadow:none}.lesson-card[data-status=cancelled]{border-left-color:var(--color-danger);background:var(--color-surface-sunken);box-shadow:none}.lesson-card[data-status=cancelled] .lesson-card__title{text-decoration:line-through;color:var(--color-text-muted)}.lesson-card__time{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-width:7rem;flex-shrink:0;padding:var(--space-2) var(--space-3);border-radius:14px;background:var(--color-surface-sunken);text-align:center}.lesson-card__time .muted{font-size:var(--text-xs)}.lesson-card__clock{font-family:var(--font-display);font-size:var(--text-md);font-variant-numeric:tabular-nums;font-weight:700}.dashboard .lesson-card[data-status=live]{flex-wrap:wrap;align-items:center;padding:var(--space-6) var(--space-6);border:0;border-radius:var(--radius-xl);background:var(--color-accent);color:var(--color-accent-text);box-shadow:var(--shadow-md)}.dashboard .lesson-card[data-status=live] .lesson-card__time{background:color-mix(in srgb,var(--color-accent-text) 18%,transparent)}.dashboard .lesson-card[data-status=live] .lesson-card__title{font-size:var(--text-2xl);font-weight:800}.dashboard .lesson-card[data-status=live] .lesson-card__meta,.dashboard .lesson-card[data-status=live] .muted{color:inherit;opacity:.88}.dashboard .lesson-card[data-status=live] .btn-primary{min-height:3.125rem;padding:0 var(--space-6);border-radius:var(--radius-pill);background:var(--color-ink);border-color:var(--color-ink);color:var(--color-ink-text)}.dashboard .lesson-card[data-status=live] .btn-primary:hover:not(:disabled){background:color-mix(in srgb,var(--color-ink) 82%,var(--color-ink-text))}.dashboard .card-quiet{border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface)}.lesson-card__body{display:flex;flex-direction:column;gap:var(--space-1);min-width:0;flex:1}.lesson-card__title{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;line-height:var(--leading-tight)}.lesson-card__meta{display:flex;align-items:center;gap:var(--space-2);flex-wrap:wrap;color:var(--color-text-muted);font-size:var(--text-sm)}.lesson-card__actions{display:flex;align-items:center;gap:var(--space-2);flex-shrink:0}.card-grid,.canvas-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(13rem,1fr));gap:var(--space-4);list-style:none;margin:0;padding:0}.canvas-tile{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-3);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.canvas-tile__thumb{aspect-ratio:4 / 3;border-radius:var(--radius-sm);border:1px solid var(--color-border-subtle);background:var(--color-surface-sunken);overflow:hidden;display:grid;place-items:center}.canvas-tile__thumb>img{width:100%;height:100%;object-fit:contain}.canvas-tile__title{font-family:var(--font-display);font-size:var(--text-md);font-weight:600;line-height:var(--leading-tight)}.canvas-tile__actions{display:flex;flex-wrap:wrap;gap:var(--space-1);margin-top:auto;padding-top:var(--space-1)}.chat{display:flex;flex-direction:column;min-height:0;gap:var(--space-2)}.chat__log{list-style:none;margin:0;padding:0 var(--space-1);display:flex;flex-direction:column;gap:var(--space-3);overflow-y:auto;flex:1 1 auto;min-height:0;justify-content:flex-end}.chat-message{display:flex;flex-direction:column;gap:.1rem}.chat-message__head{display:flex;align-items:baseline;gap:var(--space-2)}.chat-message__author{font-weight:600;font-size:var(--text-sm)}.chat-message__time{font-size:var(--text-xs);color:var(--color-text-faint);font-variant-numeric:tabular-nums}.chat-message__text{font-size:var(--text-sm);white-space:pre-wrap;overflow-wrap:anywhere}.chat-message[data-pending=true]{opacity:.55}.chat-message[data-deleted=true] .chat-message__text{color:var(--color-text-faint);font-style:italic}.chat-message__quote{border-left:2px solid var(--color-border);padding-left:var(--space-2);font-size:var(--text-xs);color:var(--color-text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chat-composer{display:flex;gap:var(--space-2);align-items:flex-end;padding-top:var(--space-2);border-top:1px solid var(--color-border-subtle)}.chat-composer textarea{flex:1;resize:none;padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);color:var(--color-text);font:inherit;font-size:var(--text-sm);max-height:8rem}.classroom .chat{max-height:62vh}.prejoin{display:grid;grid-template-columns:minmax(0,1fr);grid-template-areas:"title" "preview" "notices" "devices" "join";gap:var(--space-4);padding:var(--space-6);border-radius:var(--radius-lg)}.prejoin__title{grid-area:title;margin:0}.prejoin>.prejoin-preview{grid-area:preview}.prejoin__notices{grid-area:notices;display:grid;gap:var(--space-2)}.prejoin__notices:empty{display:none}.prejoin__notices .notice{margin:0}.prejoin__devices{grid-area:devices;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(11rem,100%),1fr));gap:var(--space-3)}.prejoin__devices .field{margin:0}.prejoin__join{grid-area:join;min-height:3.25rem;font-size:var(--text-md)}@media(min-width:56rem){.prejoin{grid-template-columns:minmax(0,3fr) minmax(16rem,2fr);grid-template-rows:1fr auto auto 1fr auto auto;grid-template-areas:"preview ." "preview title" "preview join" "preview ." "notices ." "devices .";column-gap:var(--space-10);padding:var(--space-8)}.prejoin__join{align-self:start}}.prejoin-preview{display:grid;place-items:center;aspect-ratio:16 / 10;border-radius:var(--radius-xl);background:var(--tile-2);color:var(--tile-2-ink);overflow:hidden}.prejoin-preview>.muted{color:var(--tile-2-ink);font-weight:600}.prejoin-preview>video{width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}.classroom{display:block}.classroom-bar{justify-content:space-between;flex-wrap:wrap;gap:var(--space-2) var(--space-3)}.classroom-bar .quick-invite>.note{flex-basis:100%}.classroom-bar>h1{margin:0;font-size:var(--text-xl)}.screen-share-unsupported{display:inline-flex;align-items:center;gap:var(--space-2)}.screen-share-unsupported>.muted{font-size:var(--text-sm)}.lobby-queue{padding:var(--space-3) var(--space-4);border:1px solid color-mix(in srgb,var(--color-pending) 35%,transparent);border-left:3px solid var(--color-pending);border-radius:var(--radius-md);background:var(--color-pending-wash)}.lobby-queue>h2{margin:0;font-size:var(--text-lg)}.lobby-queue ul{list-style:none;margin:0;padding:0}.lobby-request{align-items:center;gap:var(--space-3)}.lobby-name{font-weight:600}.classroom-grid{display:grid;gap:var(--space-2);grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));align-content:start;height:62vh;min-height:16rem;overflow:hidden}.classroom-grid[data-layout=speaker]{grid-template-columns:repeat(auto-fit,minmax(9rem,1fr))}.classroom-grid[data-layout=speaker] .classroom-tile[data-focused=true]{grid-column:1 / -1;order:-1}.classroom-grid[data-layout=screen]{grid-template-columns:minmax(24rem,1fr);grid-template-rows:repeat(3,minmax(0,1fr));grid-auto-flow:column;grid-auto-columns:var(--rail-width);height:var(--stage-height);align-content:stretch}.classroom-grid[data-layout=screen] .classroom-tile[data-focused=true]{grid-column:1;grid-row:1 / -1;display:flex;align-items:center;justify-content:center;min-width:0}.classroom-grid[data-layout=screen] .classroom-tile[data-self=true]:not([data-focused=true]){order:-1}.classroom-grid[data-layout=screen]{--stage-height: 62vh;--rail-width: 11rem}.classroom-grid[data-layout=screen] .classroom-tile[data-screen=true] .lk-participant-tile{aspect-ratio:var(--share-aspect, 16 / 9);height:100%;width:auto;max-width:100%;min-height:0}@media(max-width:60rem){.classroom-grid[data-layout=screen]{grid-template-columns:repeat(auto-fit,minmax(7rem,1fr));grid-template-rows:auto;grid-auto-flow:row;grid-auto-columns:auto;height:auto;max-height:var(--stage-height)}.classroom-grid[data-layout=screen] .classroom-tile[data-focused=true]{grid-column:1 / -1;grid-row:auto}.classroom-grid[data-layout=screen] .classroom-tile[data-screen=true] .lk-participant-tile{height:auto;width:100%;max-height:calc(var(--stage-height) - 6rem)}}.classroom-grid[data-layout=screen] .classroom-tile[data-screen=true] video{object-fit:contain}.classroom-tile{position:relative;min-width:0}.classroom-tile{--tile-bg: var(--tile-1);--tile-ink: var(--tile-1-ink)}.classroom-tile[data-tint="2"]{--tile-bg: var(--tile-2);--tile-ink: var(--tile-2-ink)}.classroom-tile[data-tint="3"]{--tile-bg: var(--tile-3);--tile-ink: var(--tile-3-ink)}.classroom-tile[data-tint="4"]{--tile-bg: var(--tile-4);--tile-ink: var(--tile-4-ink)}.classroom-tile[data-tint="5"]{--tile-bg: var(--tile-5);--tile-ink: var(--tile-5-ink)}.classroom-tile[data-tint="6"]{--tile-bg: var(--tile-6);--tile-ink: var(--tile-6-ink)}.classroom-tile[data-screen=true]{--tile-bg: var(--color-stage-tile)}.classroom-tile .lk-participant-tile{--lk-border-radius: 20px;--lk-accent-bg: var(--color-accent);--lk-speaking-indicator-width: 3px;--lk-bg2: var(--tile-bg);aspect-ratio:16 / 9;border-radius:20px;background:var(--tile-bg);overflow:hidden}.classroom-tile .lk-participant-placeholder{color:var(--tile-ink)}.classroom-tile .lk-participant-media-video:not([data-lk-source=screen_share]){background-color:var(--tile-bg)}.classroom-tile .lk-participant-placeholder svg{display:none}.tile-initials{position:absolute;top:50%;left:50%;display:none;align-items:center;justify-content:center;width:min(4rem,32%);aspect-ratio:1;border-radius:50%;background:var(--tile-face);color:var(--tile-ink);font-family:var(--font-display);font-size:var(--text-xl);font-weight:800;transform:translate(-50%,-50%);pointer-events:none}.classroom-tile:has(>.lk-participant-tile[data-lk-video-muted=true])>.tile-initials{display:flex}.classroom-grid[data-layout=speaker] .classroom-tile[data-focused=true]>.tile-initials{width:min(10rem,32%);font-size:3.25rem}.room-stage[data-surface=open] .tile-initials{font-size:var(--text-md)}@media(min-width:46.0625rem){.room .classroom-grid[data-layout=speaker]{grid-template-columns:minmax(0,1fr) repeat(var(--speaker-cols, 2),minmax(0,10rem));grid-template-rows:repeat(var(--speaker-rows, 1),auto) minmax(0,1fr);align-content:stretch}.room .classroom-grid[data-layout=speaker][data-alone=true]{grid-template-columns:minmax(0,1fr)}.room .classroom-grid[data-layout=speaker] .classroom-tile[data-focused=true]{grid-column:1;grid-row:1 / -1}.room .classroom-grid[data-layout=speaker] .classroom-tile[data-focused=true] .lk-participant-tile{aspect-ratio:auto;height:100%}.room .classroom-grid[data-layout=speaker] .classroom-tile[data-focused=true] .lk-participant-tile{--lk-border-radius: var(--radius-xl);border-radius:var(--radius-xl)}}.classroom-tile .lk-participant-metadata{left:10px;right:10px;bottom:10px}.classroom-tile .lk-participant-metadata-item{gap:var(--space-1);padding:4px 10px;border-radius:var(--radius-pill);background:#ffffffeb;color:var(--color-text)}.classroom-tile .lk-participant-name{font-family:var(--font-sans);font-size:var(--text-xs);font-weight:600}.classroom-tile .lk-participant-metadata-item [data-lk-source=microphone]{color:var(--color-danger)}.classroom-tile .lk-connection-quality{display:none}.tile-quality{position:absolute;top:var(--space-2);right:var(--space-2);width:.75rem;height:.75rem;border-radius:50%;background:var(--color-text-faint);box-shadow:0 0 0 2px #00000073;cursor:help}.tile-quality[data-quality=excellent]{background:var(--color-verified)}.tile-quality[data-quality=good]{background:color-mix(in srgb,var(--color-verified) 55%,var(--color-pending))}.tile-quality[data-quality=poor]{background:var(--color-pending)}.tile-quality[data-quality=lost]{background:var(--color-danger)}.app-shell[data-lesson=true]{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr);grid-template-areas:"main";height:100dvh;min-height:0}.app-shell[data-lesson=true] .app-main{height:100dvh;padding:0;overflow:hidden}.app-shell[data-lesson=true] .app-main>.stack{display:flex;flex-direction:column;gap:0;height:100%;max-width:none}.app-shell[data-lesson=true] .app-main>.stack>:not(.classroom){flex:none;margin:var(--space-2) var(--space-3) 0}.app-shell[data-lesson=true] .classroom.lk-room-container{flex:1 1 auto;height:auto;min-height:0}.room{display:grid;grid-template-columns:auto minmax(0,1fr);grid-template-rows:auto auto minmax(0,1fr) auto;grid-template-areas:"rail bar" "rail onair" "rail main" "rail dock";height:100%;min-height:0;background:var(--color-bg)}.room>.room-bar{grid-area:bar}.room>.on-air{grid-area:onair}.room>.room-main{grid-area:main}.room>.classroom-dock{grid-area:dock}.lesson-rail{grid-area:rail;display:flex;flex-direction:column;align-items:center;gap:6px;padding:var(--space-4) 10px;padding-top:calc(var(--space-4) + env(safe-area-inset-top));background:var(--color-surface);border-right:1px solid var(--color-border);overflow-y:auto;scrollbar-width:none}.rail-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-1);width:4.5rem;min-height:3.5rem;padding:var(--space-2) 0;border:0;border-radius:var(--radius-md);background:transparent;color:var(--color-text-faint);font:inherit;font-size:.6875rem;font-weight:600;line-height:1.1;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background var(--duration-fast) var(--ease-out)}.rail-btn:hover:not(:disabled){background:var(--color-surface-sunken)}.rail-btn[aria-pressed=true],.rail-btn[aria-pressed=true]:hover{background:var(--color-accent-wash);color:var(--color-accent-ink)}.rail-btn .dock-icon{stroke-width:1.8}.room-bar{display:flex;align-items:center;gap:var(--space-2) var(--space-3);flex:none;min-width:0;padding:var(--space-3) var(--space-6);padding-top:calc(var(--space-3) + env(safe-area-inset-top));background:var(--color-bg)}.room-bar__menu:empty{display:none}.room-bar__title{margin:0;min-width:5rem;font-size:clamp(var(--text-lg),.75rem + 1vw,1.5rem);font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.room-bar__count{flex:none;font-size:.8125rem;font-weight:600;color:var(--color-text-faint);font-variant-numeric:tabular-nums;white-space:nowrap}.room-bar__actions .btn{min-height:2.5rem;padding:0 var(--space-4);border:1.5px solid var(--color-border);border-radius:var(--radius-pill);background:var(--color-surface);color:var(--color-text);font-size:var(--text-sm)}.room-bar__actions .btn:hover:not(:disabled){background:var(--color-surface-sunken)}.room-bar__actions .btn[aria-pressed=true]{background:var(--color-accent-wash);border-color:transparent;color:var(--color-accent-ink)}.room-bar__status{display:inline-flex;align-items:center;gap:var(--space-1);flex:none}.room-bar__status .badge-ok,.room-bar__status .badge-verified{width:.625rem;height:.625rem;padding:0;border:0;border-radius:50%;background:var(--color-verified);overflow:hidden;white-space:nowrap;color:transparent;cursor:help}.room-bar__status .badge{white-space:nowrap}.room-bar__actions{display:inline-flex;align-items:center;gap:var(--space-2);margin-left:auto;flex:none}.room-bar__state{flex:none;font-size:var(--text-xs);white-space:nowrap}@media(min-width:46.0625rem){.dock-menu__item--view{display:none}}.room-bar__leave{position:relative;flex:none}.room-leave{display:inline-flex;align-items:center;gap:var(--space-2);min-height:2.5rem;padding:0 var(--space-4);border:0;border-radius:var(--radius-pill);background:var(--color-danger);color:var(--color-danger-text);font:inherit;font-size:var(--text-sm);font-weight:700;cursor:pointer;transition:background var(--duration-fast) var(--ease-out)}.room-leave:hover:not(:disabled),.room-leave[aria-expanded=true]{background:color-mix(in srgb,var(--color-danger) 82%,var(--color-ink))}.room-leave .dock-icon{width:1.125rem;height:1.125rem;stroke-width:1.8}@media(max-width:63.99rem){.room-bar__state,.room-bar__more-options{display:none}.room-leave{padding:0;width:2.75rem;min-height:2.75rem;justify-content:center}.room-leave__label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}}.room-bar .quick-invite{position:relative}.room-bar .quick-invite>.note{position:absolute;top:calc(100% + var(--space-1));right:0;z-index:25;width:max-content;max-width:18rem}.room>.on-air{flex:none;margin:var(--space-2) var(--space-3) 0;padding:var(--space-2) var(--space-3);font-size:var(--text-sm)}.room-main{position:relative;display:flex;flex:1 1 auto;min-height:0;gap:var(--space-3);padding:0 var(--space-6)}.room-stage{position:relative;display:flex;flex-direction:column;flex:1 1 auto;min-width:0;min-height:0;gap:var(--space-2)}.room-people{position:relative;flex:1 1 auto;min-height:0;min-width:0}.room .classroom-grid{height:100%;min-height:0}.room-surface{display:flex;flex-direction:column;flex:1 1 auto;min-height:0;min-width:0;overflow:auto}.room-stage[data-surface=open] .room-people{order:-1;flex:0 0 5.5rem}.room-stage[data-surface=open] .classroom-grid{display:flex;gap:var(--space-2);justify-content:center}.room-stage[data-surface=open] .classroom-tile{flex:none;height:100%;aspect-ratio:16 / 9}.room-stage[data-surface=open] .classroom-tile .lk-participant-tile{width:100%;height:100%}.room-stage[data-surface=open] .classroom-tile .lk-participant-metadata{display:none}@media(min-width:64rem){.room-stage[data-surface=open]{flex-direction:row}.room-stage[data-surface=open] .room-people{order:2;flex:0 0 11rem}.room-stage[data-surface=open] .classroom-grid{flex-direction:column;justify-content:flex-start}.room-stage[data-surface=open] .classroom-tile{width:100%;height:auto}}.room-stage[data-surface=open][data-layout=screen]{flex-direction:column}.room-stage[data-surface=open][data-layout=screen] .room-people{flex:1 1 50%;order:-1}.room-stage[data-surface=open][data-layout=screen] .classroom-grid{display:grid}.room-stage[data-surface=open][data-layout=screen] .classroom-tile{height:auto;width:auto;aspect-ratio:auto}.room .classroom-grid[data-layout=screen]{--stage-height: 100%;height:100%;max-height:none}.room-surface .lesson-board,.classroom .room-surface .lesson-board{height:100%;min-height:0}.room-surface .games-panel{flex:1 1 auto}.room-stage>.lobby-queue{position:absolute;top:var(--space-2);left:50%;z-index:15;transform:translate(-50%);width:min(28rem,calc(100% - var(--space-4)));box-shadow:var(--shadow-lg)}.stage-pager{position:absolute;left:50%;bottom:var(--space-2);z-index:5;transform:translate(-50%);display:inline-flex;align-items:center;gap:var(--space-1);padding:2px;border-radius:999px;background:#0009;color:#fff;font-size:var(--text-sm);font-variant-numeric:tabular-nums}.stage-pager button{min-width:2.25rem;min-height:2.25rem;border:0;border-radius:999px;background:transparent;color:inherit;font-size:1.25rem;line-height:1;cursor:pointer}.stage-pager button:disabled{opacity:.35;cursor:default}.stage-pager__count{padding-inline:var(--space-1);white-space:nowrap}.room-stage[data-surface=open] .stage-pager{left:auto;right:var(--space-1);bottom:var(--space-1);transform:none}.room-stage[data-surface=open] .stage-pager__count{display:none}.room-stage[data-surface=open] .stage-pager button{min-width:1.75rem;min-height:1.75rem;font-size:1rem}.room-side{display:flex;flex-direction:column;flex:0 0 24rem;min-height:0;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);overflow:hidden}.room-side__head{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-1);border-bottom:1px solid var(--color-border-subtle)}.room-side__tabs{display:flex;flex:1 1 auto;gap:2px;min-width:0;overflow-x:auto;scrollbar-width:none}.room-side__tab,.room-side__close{min-height:2.25rem;padding:0 var(--space-3);border:0;border-radius:var(--radius-pill);background:none;color:var(--color-text-faint);font:inherit;font-size:.8125rem;font-weight:600;white-space:nowrap;cursor:pointer}.room-side__tab[aria-pressed=true]{background:var(--color-accent-wash);color:var(--color-accent-ink)}.room-side__close{display:inline-grid;place-items:center;flex:none;padding:0;width:2.25rem}.room-side__body{display:flex;flex-direction:column;flex:1 1 auto;min-height:0;overflow-y:auto;padding:var(--space-3);overscroll-behavior:contain}.room-side__body>.card{border:0;padding:0;box-shadow:none;background:none}.room-side__body li.row{flex-wrap:wrap;align-items:center;gap:var(--space-1) var(--space-2);padding-block:var(--space-2);border-bottom:1px solid var(--color-border-subtle)}.room-side__body li.row button{min-height:2.25rem;padding:0 var(--space-2);font-size:var(--text-sm);white-space:nowrap}.room-side__body>.chat .chat-composer{margin-top:auto}.classroom .room-side__body>.chat{flex:1 1 auto;max-height:none;min-height:0}@media(max-width:63.99rem){.room-side{position:absolute;top:var(--space-2);right:var(--space-2);bottom:var(--space-2);z-index:20;width:min(24rem,calc(100% - var(--space-6)));box-shadow:var(--shadow-lg)}}.classroom-dock{--lk-control-fg: var(--color-text);--lk-control-bg: var(--color-surface-sunken);--lk-control-hover-bg: var(--color-border);--lk-control-active-bg: var(--color-surface-sunken);--lk-control-active-hover-bg: var(--color-border);position:relative;display:flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);padding-bottom:calc(var(--space-4) + env(safe-area-inset-bottom));background:var(--color-bg)}.dock-btn,.classroom-dock .lk-button,.classroom-dock .dock-share button{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-width:3rem;min-height:3rem;padding:0 .875rem;border:0;border-radius:var(--radius-pill);background:var(--color-surface-sunken);color:var(--color-text);font:inherit;font-size:var(--text-sm);font-weight:600;white-space:nowrap;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background var(--duration-fast) var(--ease-out)}.dock-btn:hover:not(:disabled),.classroom-dock .lk-button:hover:not(:disabled),.classroom-dock .dock-share button:hover:not(:disabled){background:var(--color-border)}.dock-btn .dock-icon,.classroom-dock .lk-button svg{stroke-width:1.8}.classroom-dock .lk-button .dock-label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.dock-btn[aria-pressed=true],.dock-btn[aria-expanded=true]{background:var(--color-accent-wash);color:var(--color-accent-ink)}.dock-more{position:relative}.dock-menu,.leave-confirm{position:absolute;bottom:calc(100% + var(--space-2));z-index:30;display:flex;padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);box-shadow:var(--shadow-lg)}.dock-menu{left:50%;transform:translate(-50%);flex-direction:column;min-width:12rem;gap:1px}.dock-menu__item{min-height:2.75rem;padding:0 var(--space-3);border:0;border-radius:var(--radius-sm);background:none;color:var(--color-text);font:inherit;text-align:left;cursor:pointer}.dock-menu__item:hover:not(:disabled),.dock-menu__item[aria-pressed=true]{background:var(--color-accent-wash)}.dock-menu__item:disabled{color:var(--color-text-faint);cursor:default}.dock-menu{max-height:min(70dvh,32rem);overflow-y:auto}.dock-menu__devices{display:grid;gap:1px;padding-top:var(--space-2);margin-top:var(--space-1);border-top:1px solid var(--color-border)}.dock-menu__heading{padding:0 var(--space-3);font-size:var(--text-sm, .875rem);color:var(--color-text-faint)}.dock-menu__devices .lk-list{list-style:none;margin:0;padding:0;display:grid;gap:1px}.dock-menu__devices .lk-button{width:100%;min-height:2.75rem;padding:0 var(--space-3);border:0;border-radius:var(--radius-sm);background:none;color:var(--color-text);font:inherit;text-align:left;overflow-wrap:anywhere;cursor:pointer}.dock-menu__devices .lk-button:hover,.dock-menu__devices [data-lk-active=true]>.lk-button{background:var(--color-accent-wash)}.dock-menu__devices [data-lk-active=true]>.lk-button:after{content:" ✓"}.leave-confirm{top:calc(100% + var(--space-2));bottom:auto;right:0;align-items:center;gap:var(--space-2);white-space:nowrap}@media(max-width:46rem){.room-bar__count,.room-bar__more-options,.room-bar__state,.room-bar .room-bar__view{display:none}.room-bar__title{font-size:var(--text-lg)}.room-bar,.classroom-dock{padding-inline:var(--space-3)}.room-main{padding:var(--space-1)}.room{grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto minmax(0,1fr) auto auto;grid-template-areas:"bar" "onair" "main" "dock" "rail"}.lesson-rail{flex-direction:row;justify-content:space-around;gap:2px;padding:var(--space-1) var(--space-2);padding-bottom:calc(var(--space-1) + env(safe-area-inset-bottom));border-right:0;border-top:1px solid var(--color-border);overflow:visible}.rail-btn{flex:1 1 0;width:auto;min-width:0;min-height:3.25rem}.classroom-dock{padding-block:var(--space-2)}.dock-btn,.classroom-dock .lk-button{min-width:2.75rem;min-height:2.75rem;padding:0}.dock-share{display:none}.room-side{top:auto;left:0;right:0;bottom:0;width:auto;height:72%;border-radius:var(--radius-lg) var(--radius-lg) 0 0;border-bottom:0}.dock-menu{left:auto;right:0;transform:none}.room-surface .canvas-toolbar{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;gap:var(--space-2);padding:var(--space-1)}.room-surface .canvas-toolbar__group{flex:none}.room-surface .canvas-toolbar button{white-space:nowrap}}@media(max-height:30rem)and (pointer:coarse){.room-bar{padding-block:var(--space-1)}.room-bar__count,.room-bar__more-options,.room-bar__state{display:none}.room-main{padding:var(--space-1)}.classroom-dock{padding-block:var(--space-1) calc(var(--space-1) + env(safe-area-inset-bottom))}.lesson-rail{gap:2px;padding-block:var(--space-1)}.rail-btn{min-height:2.75rem;padding-block:var(--space-1)}.dock-btn,.classroom-dock .lk-button{min-width:2.75rem;min-height:2.5rem;padding:0}.room-stage[data-surface=open] .room-people{flex-basis:4rem}.room-surface .canvas-toolbar{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;gap:var(--space-2);padding:var(--space-1)}.room-surface .canvas-toolbar__group{flex:none}.room-side{top:var(--space-1);bottom:var(--space-1);height:auto}}.classroom-grid[data-fit=true]{display:flex;flex-wrap:wrap;justify-content:center;align-content:center}.classroom-grid[data-fit=true]>.classroom-tile{flex:0 0 var(--tile-w)}.screen-share-confirm{display:inline-flex;align-items:center;gap:var(--space-2)}.whiteboard{display:flex;flex-direction:column;gap:var(--space-2);flex:1 1 auto;height:100%;min-height:0}.whiteboard>.canvas-surface{min-height:18rem}.canvas-toolbar{display:flex;flex-wrap:wrap;gap:var(--space-3);align-items:center;padding:var(--space-2);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.canvas-toolbar__group{display:flex;gap:var(--space-1);align-items:center}.canvas-toolbar__group+.canvas-toolbar__group{padding-left:var(--space-3);border-left:1px solid var(--color-border-subtle)}.canvas-toolbar__swatch{width:1.5rem;height:1.5rem;border-radius:50%;padding:0}.canvas-toolbar__swatch[aria-pressed=true]{outline:2px solid var(--color-text);outline-offset:2px}.canvas-toolbar button[aria-pressed=true]{background:var(--color-accent-wash);border-color:transparent;color:var(--color-accent-ink)}.canvas-surface{position:relative;flex:1 1 auto;min-height:0;overflow:hidden;touch-action:none;user-select:none;-webkit-user-select:none;overscroll-behavior:contain;cursor:crosshair;border-radius:var(--radius-md)}.canvas-surface__board,.canvas-surface__overlay{position:absolute;top:0;right:0;bottom:0;left:0}.canvas-surface__overlay{pointer-events:none}.canvas-surface__composer{position:absolute;z-index:1;min-width:8rem;resize:none}.canvas-notices{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-1)}.canvas-notices__item{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);padding:var(--space-1) var(--space-2);border-left:3px solid var(--color-pending);background:var(--color-surface);font-size:var(--text-sm)}.annotation-surface{position:absolute}.annotation-surface .canvas-surface{background:transparent;cursor:crosshair;height:100%}.annotation-notice{position:absolute;bottom:var(--space-2);left:var(--space-2);z-index:2;margin:0;padding:var(--space-1) var(--space-2);border-radius:var(--radius-sm);background:#000000a8;color:#eceef2;font-size:var(--text-sm)}.annotation-toolbar{position:absolute;top:var(--space-2);left:50%;transform:translate(-50%);z-index:2;display:flex;gap:var(--space-2);align-items:center;padding:var(--space-1) var(--space-2);border-radius:var(--radius-pill);background:color-mix(in srgb,var(--color-stage) 85%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:var(--shadow-md)}.annotation-toolbar button{background:transparent;border-color:transparent;color:#eceef2}.annotation-toolbar button:hover:not(:disabled){background:#ffffff1f}.annotation-toolbar button[aria-pressed=true]{background:#fff3}.classroom .lesson-board{height:min(52vh,40rem)}.lesson-board{display:flex;flex-direction:column;flex:1 1 auto;min-height:24rem}.admin-nav{display:flex;flex-wrap:wrap;gap:var(--space-4);padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border-subtle)}.admin-nav a{color:var(--color-text-muted);text-decoration:none}.admin-nav a:hover,.admin-nav a[aria-current=page]{color:var(--color-text)}.admin-row{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-4);padding:var(--space-4) 0;border-bottom:1px solid var(--color-border-subtle)}.admin-row:last-child{border-bottom:0}.admin-audit-row{padding:var(--space-3) 0;border-bottom:1px solid var(--color-border-subtle)}.admin-audit-row:last-child{border-bottom:0}.reason-prompt{border-color:var(--color-accent)}.question,.question-editor{display:flex;flex-direction:column;gap:var(--space-3);max-width:46rem;border:0;margin:0;padding:0}.question__prompt{display:block;font-size:var(--text-md);font-weight:600;line-height:1.5;margin:0;padding:0}.question__hint{color:var(--color-text-muted);font-size:var(--text-sm);margin:0}.question__choice{display:flex;align-items:baseline;gap:var(--space-3);padding:var(--space-2) var(--space-3);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);cursor:pointer}.question__choice:hover{background:var(--color-surface-sunken)}.question__pairs,.question__items{display:flex;flex-direction:column;gap:var(--space-2);list-style:none;margin:0;padding:0}.question__pair,.question__item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md)}.question__pair>span:first-child,.question__item>span:first-child{flex:1}.question__item-controls{display:flex;gap:var(--space-1)}.question--cloze{line-height:2.2}.question__blank{display:inline-block;width:9rem;margin:0 var(--space-1);padding:0 var(--space-2);border:0;border-bottom:2px solid var(--color-accent);border-radius:0;background:transparent}.question__blank-preview{border-bottom:2px solid var(--color-border);color:var(--color-text-muted);padding:0 var(--space-2)}.question-editor__list{display:flex;flex-direction:column;gap:var(--space-2);list-style:none;margin:0;padding:0}.question-editor__option{display:flex;align-items:center;gap:var(--space-2)}.question-editor__option input[type=text]{flex:1}.question-editor__side{display:flex;flex-direction:column;gap:var(--space-2);border:1px solid var(--color-border-subtle);border-radius:var(--radius-md);padding:var(--space-3)}.question-editor__note,.question-editor__preview{color:var(--color-text-muted);font-size:var(--text-sm);margin:0}.question-editor__preview{color:var(--color-text);line-height:2}.question-editor__accept{display:flex;flex-direction:column;gap:var(--space-2)}.question-notice{border:1px solid var(--color-border);border-left:3px solid var(--color-pending);border-radius:var(--radius-md);background:var(--color-surface-sunken);padding:var(--space-3)}.question-notice p{margin:var(--space-2) 0 0}.question-notice__type{color:var(--color-text-faint);font-family:var(--font-mono);font-size:var(--text-sm)}@media(max-width:46rem){.page-header{flex-direction:column;align-items:stretch}.page-header__actions{margin-left:0}.lesson-card{flex-direction:column;gap:var(--space-2)}.lesson-card__actions{width:100%}}@media(max-width:46rem){.admin-row{flex-direction:column;align-items:stretch}}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.taking{max-width:48rem;margin:0 auto;padding:var(--space-4)}.taking__header{position:sticky;top:0;z-index:1;display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--space-3);padding:var(--space-3) 0;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.taking__header h1{flex:1 1 100%;margin:0}.taking__progress,.taking__saved,.taking__timer{margin:0;font-size:var(--text-sm);color:var(--color-text-muted)}.taking__timer time{font-variant-numeric:tabular-nums;font-weight:600;color:var(--color-text)}.taking__timer--expired time,.taking__saved--error,.taking__saved--expired{color:var(--color-danger)}.taking__questions{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-5)}.taking__question{padding-top:var(--space-4);border-top:1px solid var(--color-border)}.taking__question-number{margin:0 0 var(--space-2);font-size:var(--text-sm);color:var(--color-text-muted)}.taking__footer{margin-top:var(--space-5);padding-top:var(--space-4);border-top:1px solid var(--color-border)}.taking__confirm{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2)}.taking__confirm p{flex:1 1 100%;margin:0}.taking__error{color:var(--color-danger)}.quiz-progress__counts{display:flex;flex-wrap:wrap;gap:var(--space-4);list-style:none;margin:0 0 var(--space-3);padding:0;color:var(--color-text-muted)}.quiz-progress__counts strong{font-size:var(--text-lg);font-variant-numeric:tabular-nums;color:var(--color-text)}.quiz-progress__stale{margin:0 0 var(--space-3);font-size:var(--text-sm);color:var(--color-text-muted)}.quiz-progress__table{width:100%;border-collapse:collapse}.quiz-progress__table th,.quiz-progress__table td{padding:var(--space-2);text-align:left;border-bottom:1px solid var(--color-border)}.quiz-progress__state--error{color:var(--color-danger)}.grading-page{max-width:60rem;margin:0 auto;padding:var(--space-4)}.queue{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.queue__row{display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--space-3)}.queue__who{flex:1 1 16rem}.queue__what{margin:var(--space-1) 0 0;font-size:var(--text-sm);color:var(--color-text-muted)}.queue__marks{display:flex;gap:var(--space-2)}.queue__waited{margin:0;min-width:6rem;text-align:right;font-variant-numeric:tabular-nums;color:var(--color-text-muted)}.grading-list__filters{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-bottom:var(--space-4)}.grading-list__filters button[aria-pressed=true]{background:var(--color-accent-wash);border-color:var(--color-accent);color:var(--color-accent-ink)}.grading-list__table{width:100%;border-collapse:collapse}.grading-list__table th,.grading-list__table td{text-align:left;padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border-subtle)}.grading-list__attempt,.grading-list__state{color:var(--color-text-muted);font-size:var(--text-sm)}.grading-list__state--error{color:var(--color-danger)}.grading{max-width:52rem;margin:0 auto;padding:var(--space-4)}.grading__header{position:sticky;top:0;z-index:1;display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--space-3);padding:var(--space-3) 0;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.grading__header h1{flex:1 1 100%;margin:0}.grading__who,.grading__saved,.grading__remaining,.grading__score-origin,.grading__explanation{margin:0;font-size:var(--text-sm);color:var(--color-text-muted)}.grading__total strong{font-variant-numeric:tabular-nums;font-size:var(--text-lg);color:var(--color-text)}.grading__late,.grading__saved--error,.grading__error{color:var(--color-danger)}.grading__rail ol{display:flex;flex-wrap:wrap;gap:var(--space-1);list-style:none;margin:var(--space-4) 0;padding:0}.grading__rail-item{min-width:2rem;padding:var(--space-1) var(--space-2);font-variant-numeric:tabular-nums;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface)}.grading__rail-item--needs{border-color:var(--color-warn);background:var(--color-warn-bg);font-weight:600}.grading__rail-item--current{outline:2px solid var(--color-accent);outline-offset:1px}.grading__badges{display:flex;gap:var(--space-2)}.grading__hint{margin:0 0 var(--space-3);font-size:var(--text-sm);color:var(--color-text-muted)}.grading__hint kbd{padding:0 var(--space-1);border:1px solid var(--color-border);border-bottom-width:2px;border-radius:var(--radius-sm);background:var(--color-surface);font-size:.9em}.grading__question{padding-top:var(--space-4);border-top:1px solid var(--color-border)}.grading__score{display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--space-3);margin:var(--space-4) 0}.grading__score input{width:5rem;margin-left:var(--space-2);font-variant-numeric:tabular-nums}.grading__out-of{color:var(--color-text-muted)}.grading-answer__text{padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface-sunken);white-space:pre-wrap}.grading-answer__marked{background:var(--color-pending-wash);box-shadow:inset 0 -2px 0 var(--color-pending);color:inherit}.grading-answer__composer{display:flex;flex-wrap:wrap;align-items:flex-start;gap:var(--space-2);margin-top:var(--space-2);padding:var(--space-3);border:1px solid var(--color-accent);border-radius:var(--radius-md);background:var(--color-accent-wash)}.grading-answer__composer textarea{width:100%;min-width:16rem}.grading-answer__quote,.grading-answer__note{margin:0;font-size:var(--text-sm);color:var(--color-text-muted)}.grading-answer__comments{list-style:none;margin:var(--space-3) 0 0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.grading-answer__comments li{padding:var(--space-2) var(--space-3);border-left:3px solid var(--color-pending);background:var(--color-surface-sunken);border-radius:0 var(--radius-sm) var(--radius-sm) 0}.grading-answer__comments p{margin:var(--space-1) 0 0}.grading__footer{margin-top:var(--space-6);padding-top:var(--space-4);border-top:1px solid var(--color-border)}.grading__summary{display:block;margin-bottom:var(--space-4)}.grading__summary textarea{display:block;width:100%;margin-top:var(--space-2)}.grading__confirm{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-warn);border-radius:var(--radius-md);background:var(--color-warn-bg)}.egress{width:100vw;height:100vh;margin:0;background:#000;overflow:hidden}.egress-frame{position:relative;width:100%;height:100%;background:#000;color:#fff}.egress-stage{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#000}.egress-inset{position:absolute;right:2.5%;bottom:2.5%;width:17%;aspect-ratio:16 / 9;overflow:hidden;border-radius:6px;background:#111;box-shadow:0 2px 12px #0009}.egress-overlay{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.egress-name{font-size:2.2vw;font-weight:600;color:#e8e8e8;text-align:center;padding:0 4%}.egress-inset .egress-name{font-size:.9rem}.egress,.egress *{cursor:none!important;-webkit-user-select:none!important;user-select:none!important}.on-air{display:flex;gap:.75rem;align-items:flex-start;padding:.75rem 1rem;border:1px solid var(--color-recording, #c0392b);border-radius:var(--radius-md, 8px);background:color-mix(in srgb,var(--color-recording, #c0392b) 10%,transparent)}.on-air-text{display:flex;flex-direction:column;gap:.15rem}.on-air-dot{flex:none;width:.7rem;height:.7rem;margin-top:.3rem;border-radius:50%;background:var(--color-recording, #c0392b)}.on-air[data-running=true] .on-air-dot{animation:on-air-pulse 2s ease-in-out infinite}@keyframes on-air-pulse{0%,to{opacity:1}50%{opacity:.35}}@media(prefers-reduced-motion:reduce){.on-air[data-running=true] .on-air-dot{animation:none}}.recordings{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}.recording-row{display:flex;gap:1rem;align-items:center;justify-content:space-between;padding:.6rem .8rem;border:1px solid var(--color-border, #ddd);border-radius:var(--radius-md, 8px)}.recording-row[data-status=deleted]{opacity:.6}[data-urgency=soon]{color:var(--color-warn);font-weight:600}[data-urgency=gone]{color:var(--color-recording, #c0392b);font-weight:600}.class-sheet{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(18rem,1fr));gap:.5rem}.class-sheet__card{display:flex;flex-direction:column;gap:.35rem;padding:.75rem;border:1px dashed var(--color-border, #bbb);border-radius:var(--radius-md, 8px);break-inside:avoid}.class-sheet__name{font-size:1.05rem}.class-sheet__link{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8rem;word-break:break-all}@media print{.app-bar,.app-nav,.sheet-controls{display:none!important}.app-main{padding:0}.class-sheet{grid-template-columns:repeat(2,1fr)}.class-sheet__card{border-color:#000}}.calendar{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:1px;background:var(--color-border, #ddd);border:1px solid var(--color-border, #ddd);border-radius:var(--radius-md, 8px);overflow:hidden}.calendar-weekday{padding:.35rem .5rem;background:var(--color-surface-sunken);font-size:.8rem;font-weight:600;text-align:center}.calendar-cell{display:flex;flex-direction:column;gap:.25rem;padding:.35rem;background:var(--color-surface, #fff);min-height:6rem}.calendar[data-scale=week] .calendar-cell{min-height:12rem}.calendar-cell[data-in-month=false]{background:var(--color-surface-sunken)}.calendar-cell[data-in-month=false] .calendar-date{opacity:.5}.calendar-cell[data-today=true]{box-shadow:inset 0 0 0 2px var(--color-accent, #2f6fb4)}.calendar-date{font-size:.8rem;font-weight:600;opacity:.75}.calendar-entry{display:flex;flex-direction:column;padding:.2rem .35rem;border-radius:4px;background:color-mix(in srgb,var(--color-accent, #2f6fb4) 12%,transparent);font-size:.78rem;line-height:1.25}.calendar-entry[draggable=true]{cursor:grab}.calendar-entry[data-phase=live]{background:color-mix(in srgb,var(--color-live, #2e7d32) 20%,transparent);font-weight:600}.calendar-entry[data-phase=cancelled]{background:transparent;text-decoration:line-through;opacity:.6}.calendar-entry[data-phase=past]{opacity:.55}.calendar-entry__time{font-variant-numeric:tabular-nums;font-weight:600}.calendar-entry__title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:720px){.calendar{grid-template-columns:1fr}.calendar-weekday{display:none}.calendar-cell{min-height:3rem}}.library__controls{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-3)}.library__tag input,.library__new input{font:inherit;font-size:var(--text-sm);padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);min-width:10rem}.library__new{display:flex;gap:var(--space-2);margin-left:auto}.library__new input{min-width:14rem}.library__card h3{font-size:var(--text-lg)}.library__card h3 a{color:inherit;text-decoration:none}.library__card h3 a:hover{text-decoration:underline}.segmented{display:inline-flex;gap:2px;padding:4px;border-radius:var(--radius-pill);background:var(--color-border)}.segmented__option{min-height:2.25rem;border:0;background:none;font:inherit;font-size:.8125rem;font-weight:600;color:var(--color-text-faint);padding:var(--space-2) .875rem;border-radius:var(--radius-pill);cursor:pointer;white-space:nowrap}.segmented__option[aria-pressed=true]{background:var(--color-surface);color:var(--color-text);box-shadow:var(--shadow-sm)}.tag{font-size:var(--text-xs);font-weight:500;color:var(--color-text-muted);background:var(--color-surface-sunken);border:1px solid var(--color-border-subtle);border-radius:var(--radius-pill);padding:1px var(--space-2)}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,15rem),1fr));gap:var(--space-3) var(--space-4);align-items:start}.assign-form .field>select,.assign-form .field>input{width:100%}.question-row__points{display:inline-flex;align-items:center;gap:var(--space-2)}.question-row__points input{width:4.5rem;font:inherit;font-size:var(--text-sm);padding:var(--space-1) var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text)}.switch-row__label{display:flex;align-items:flex-start;gap:var(--space-3);cursor:pointer}.switch-row__label input[type=checkbox]{width:1.15rem;height:1.15rem;margin-top:2px;accent-color:var(--color-accent);flex-shrink:0}.notice-ok{border-color:color-mix(in srgb,var(--color-verified) 35%,transparent);border-left-color:var(--color-verified);background:var(--color-verified-wash)}@media(max-width:46rem){.library__new{margin-left:0;width:100%}.library__new input{min-width:0;flex:1}}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}.data-table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}.data-table th,.data-table td{text-align:left;padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border-subtle);white-space:nowrap}.data-table thead th{font-size:var(--text-xs);font-weight:600;letter-spacing:var(--tracking-label);text-transform:uppercase;color:var(--color-text-faint)}.data-table tbody th{font-weight:500;white-space:normal}.data-table tbody tr:last-child th,.data-table tbody tr:last-child td{border-bottom:0}.recording-row__report{margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--color-border-subtle)}.weekday-picker{border:0;margin:0;padding:0}.weekday-picker__day{min-width:2.75rem;min-height:2.5rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text-muted);font:inherit;font-size:var(--text-sm);font-weight:600;cursor:pointer}.weekday-picker__day[aria-pressed=true]{background:var(--color-accent-wash);border-color:color-mix(in srgb,var(--color-accent) 40%,var(--color-border));color:var(--color-accent-ink)}.stat-list{display:grid;gap:var(--space-2)}.stat-list li{display:flex;align-items:baseline;gap:var(--space-2)}.stat-list a{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:600;line-height:1;text-decoration:none;min-width:1.5ch}.stat-list a:hover{text-decoration:underline}.empty-state{padding:var(--space-8) var(--space-5)}.page-header{padding-bottom:var(--space-4)}.stack-loose{gap:var(--space-6)}@media(max-width:46rem){.card{padding:var(--space-4)}.empty-state{padding:var(--space-6) var(--space-4)}h1{font-size:var(--text-2xl)}.page-header__actions,.page-header__actions>*{width:100%}.page-header__actions{flex-wrap:wrap}}@media(max-width:46rem){.classroom-grid{grid-template-columns:repeat(auto-fit,minmax(8.5rem,1fr))}.classroom-grid[data-layout=screen]{--rail-width: 0}}.games-panel{padding:var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface)}.games-panel__head h2{margin:0;font-size:var(--text-xl)}.games-panel__host{padding-top:var(--space-3);border-top:1px solid var(--color-border-subtle)}.game-kinds{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(17rem,100%),1fr));gap:var(--space-2);border:0;padding:0;margin:0}.game-kinds>legend{margin-bottom:var(--space-2);font-size:.8125rem;font-weight:600;color:var(--color-text-faint)}.game-kind{position:relative;display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-3);border:1.5px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);cursor:pointer;transition:border-color var(--duration-fast) var(--ease-out),transform var(--duration-fast) var(--ease-out)}.game-kind:hover{transform:translateY(-1px)}.game-kind[data-selected=true]{border-color:var(--color-accent);background:var(--color-accent-wash)}.game-kind:has(input:focus-visible){outline:2px solid var(--color-accent);outline-offset:2px}.game-kind input{position:absolute;opacity:0;pointer-events:none}.game-kind__mark{display:flex;flex:none;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;border-radius:var(--radius-sm);background:var(--tile-1);color:var(--tile-1-ink);font-family:var(--font-display);font-size:var(--text-md);font-weight:800}.game-kind[data-kind=spyfall] .game-kind__mark{background:var(--tile-2);color:var(--tile-2-ink)}.game-kind[data-kind=alias] .game-kind__mark{background:var(--tile-3);color:var(--tile-3-ink)}.game-kind[data-kind=taboo] .game-kind__mark{background:var(--tile-4);color:var(--tile-4-ink)}.game-kind[data-kind=mafia] .game-kind__mark{background:var(--tile-5);color:var(--tile-5-ink)}.game-kind__text{display:grid;gap:3px}.game-kind__text strong{font-weight:600}.game-kind__text .muted{font-size:.8125rem;line-height:1.4}.game-players{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:var(--space-2, .5rem)}.game-player{display:inline-flex;align-items:center;gap:.5rem;min-height:2.25rem;padding:.25rem .75rem;border:1.5px solid transparent;border-radius:var(--radius-pill);background:var(--color-surface-sunken);font-size:var(--text-sm);font-weight:600}.game-player[data-team=red]{border-color:var(--game-red);background:var(--game-red-wash)}.game-player[data-team=blue]{border-color:var(--game-blue);background:var(--game-blue-wash)}.game-player[data-alive=false]{opacity:.45;filter:grayscale(1);text-decoration:line-through}.game-outcome{display:grid;gap:.25rem;padding:var(--space-4);border-radius:var(--radius-md);background:var(--color-accent-wash);font-family:var(--font-display);font-size:var(--text-lg);font-weight:700}.game-refusal{margin:0;color:var(--color-danger)}.codenames-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--space-2)}.codenames-card{min-height:4.5rem;padding:.5rem;border:2px solid transparent;border-radius:var(--radius-md);background:var(--color-surface);box-shadow:0 0 0 1.5px var(--color-border),0 3px 0 var(--color-border);color:var(--color-text);font-family:var(--font-display);font-size:.9375rem;font-weight:800;text-transform:uppercase;letter-spacing:.04em;overflow-wrap:anywhere;transition:transform var(--duration-normal) var(--ease-out),box-shadow var(--duration-normal) var(--ease-out)}.codenames-card:not(:disabled){cursor:pointer}.codenames-card:not(:disabled):hover{transform:translateY(-2px);box-shadow:0 0 0 1.5px var(--color-accent),0 3px 0 var(--color-accent)}.codenames-card:disabled{opacity:1}.codenames-card[data-color=red]{border-color:var(--game-red)}.codenames-card[data-color=blue]{border-color:var(--game-blue)}.codenames-card[data-color=neutral]{border-color:var(--game-neutral)}.codenames-card[data-color=assassin]{border-color:var(--color-danger);border-style:dashed;background:var(--game-assassin);color:var(--game-assassin-ink)}.codenames-card[data-color=assassin]:before{content:"☠︎ "}.codenames-card[data-revealed=true]{box-shadow:none}.codenames-card[data-revealed=true][data-color=red]{background:var(--game-red);color:var(--game-ink)}.codenames-card[data-revealed=true][data-color=blue]{background:var(--game-blue);color:var(--game-ink)}.codenames-card[data-revealed=true][data-color=neutral]{background:var(--game-neutral);color:var(--game-neutral-ink)}.codenames-card[data-revealed=true][data-color=assassin]{background:var(--game-assassin);color:var(--game-assassin-ink)}.codenames-score{gap:var(--space-2);flex-wrap:wrap}.codenames-team{padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);font-family:var(--font-display);font-weight:800;font-variant-numeric:tabular-nums}.codenames-team[data-team=red]{background:var(--game-red-wash);color:var(--game-red)}.codenames-team[data-team=blue]{background:var(--game-blue-wash);color:var(--game-blue)}.codenames-clue{align-self:flex-start;margin:0;padding:var(--space-2) var(--space-4);border-radius:var(--radius-pill);background:var(--color-ink);color:var(--color-ink-text);font-weight:700}.codenames-clue .muted{color:inherit;opacity:.75}.codenames-history li[data-team=red]{color:var(--game-red)}.codenames-history li[data-team=blue]{color:var(--game-blue)}.spyfall-card,.mafia-role{display:grid;gap:var(--space-1);justify-items:start;padding:var(--space-5);border:0;border-radius:var(--radius-lg);background:var(--color-ink);color:var(--color-ink-text);box-shadow:var(--shadow-lg)}.spyfall-card .muted,.mafia-role .muted{color:inherit;opacity:.75}.spyfall-card strong,.mafia-role strong{font-family:var(--font-display);font-size:var(--text-2xl);font-weight:800;line-height:1.1}.spyfall-card[data-role=spy],.mafia-role[data-role=mafia]{box-shadow:inset 0 0 0 3px var(--game-red),var(--shadow-lg)}.spyfall-locations{columns:2;margin:0;padding-left:1.25rem}.spyfall-locations li{padding:2px 0;break-inside:avoid}.spyfall-locations li[data-current=true]{font-weight:700;color:var(--color-accent-ink)}.games-panel:has(.mafia[data-phase=night]){border-color:var(--color-night-border);background:var(--color-night-bg);color:var(--color-night-text)}.games-panel:has(.mafia[data-phase=night]) .muted{color:var(--color-night-muted)}.games-panel:has(.mafia[data-phase=night]) .game-player{background:var(--color-night-surface);color:var(--color-night-text)}.games-panel:has(.mafia[data-phase=night]) button:not(.btn-primary):not(.btn-danger){background:var(--color-night-surface);color:var(--color-night-text)}.games-panel:has(.mafia[data-phase=night]) button[aria-pressed=true]{box-shadow:0 0 0 2px var(--color-highlight)}.games-panel:has(.mafia[data-phase=night]) .mafia-role{background:var(--color-night-surface)}.mafia-log{margin:0;padding-left:1.25rem}@media(max-width:40rem){.codenames-card{min-height:2.75rem;font-size:.75rem}}.game-source{display:flex;flex-wrap:wrap;gap:4px;border:0;padding:4px;margin:0;border-radius:var(--radius-sm);background:var(--color-surface-sunken)}.game-source>legend{float:left;width:100%;margin-bottom:var(--space-2);padding:0;font-size:.8125rem;font-weight:600;color:var(--color-text-faint)}.game-source>label{position:relative;flex:1 1 auto;justify-content:center;min-height:2.25rem;padding:0 var(--space-3);border-radius:9px;color:var(--color-text-faint);font-size:.8125rem;font-weight:600;cursor:pointer}.game-source>label:has(input:checked){background:var(--color-surface);color:var(--color-text);box-shadow:var(--shadow-sm)}.game-source>label:has(input:focus-visible){outline:2px solid var(--color-accent);outline-offset:1px}.game-source>label input{position:absolute;opacity:0;pointer-events:none}.alias-turn{gap:var(--space-3, .75rem);flex-wrap:wrap}.alias-timer{align-self:center;font-family:var(--font-display);font-variant-numeric:tabular-nums;font-weight:800;font-size:clamp(3rem,12vmin,6rem);line-height:1;padding:var(--space-2, .5rem) var(--space-4, 1rem);border-radius:var(--radius-md, 10px);color:var(--color-text)}.alias-timer[data-urgent=true]{color:var(--color-danger);background:var(--color-danger-bg)}.alias-timer[data-over=true]{font-family:inherit;font-size:clamp(2rem,8vmin,3.5rem)}.alias-last-word{margin:0;text-align:center;font-weight:600}@media(prefers-reduced-motion:no-preference){.alias-timer[data-urgent=true][data-over=false]{animation:alias-timer-pulse 1s ease-in-out infinite}}@keyframes alias-timer-pulse{50%{transform:scale(1.06)}}.alias-card{display:grid;gap:var(--space-4);justify-items:center;width:min(35rem,100%);justify-self:center;margin-inline:auto;padding:var(--space-8) var(--space-6);border:0;border-radius:var(--radius-xl);background:var(--color-ink);color:var(--color-ink-text);box-shadow:var(--shadow-lg);text-align:center}.alias-card>.muted{color:inherit;opacity:.75;font-size:var(--text-xs);font-weight:700;letter-spacing:.12em;text-transform:uppercase}.alias-card strong{font-family:var(--font-display);font-size:clamp(var(--text-3xl),6vmin,3.5rem);font-weight:800;line-height:1;letter-spacing:-.01em;overflow-wrap:anywhere}.alias-forbidden{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2, .5rem)}.alias-forbidden li{padding:var(--space-1) var(--space-3);border-radius:var(--radius-pill);background:var(--game-red-wash);color:var(--game-red);font-weight:700;text-decoration:line-through}.alias-scores{border-collapse:collapse;min-width:12rem}.alias-scores th,.alias-scores td{padding:.25rem .75rem;border-bottom:1px solid var(--color-border-subtle);text-align:left}.alias-scores td{text-align:right;font-variant-numeric:tabular-nums}.alias-scores tr[data-me=true] th{font-weight:700}.alias-history li[data-result=guessed] strong{color:var(--color-verified, inherit)}.game-kind[data-kind=flags] .game-kind__mark{background:var(--tile-6);color:var(--tile-6-ink)}.game-kind[data-kind=numbers] .game-kind__mark{background:var(--tile-2);color:var(--tile-2-ink)}.game-kind[data-kind=clock] .game-kind__mark{background:var(--tile-3);color:var(--tile-3-ink)}.tool-share{gap:var(--space-2);color:var(--color-text-muted)}.numbers-value{display:grid;justify-items:center;gap:var(--space-3);padding:var(--space-6) var(--space-4);border-radius:var(--radius-xl);background:var(--color-ink);color:var(--color-ink-text);text-align:center}.numbers-value strong{font-family:var(--font-display);font-variant-numeric:tabular-nums;font-size:clamp(3.5rem,16vmin,8rem);font-weight:800;line-height:1;overflow-wrap:anywhere}.numbers-words{font-size:clamp(var(--text-lg),4vmin,var(--text-2xl));font-weight:600}.numbers-range{margin:0;text-align:center}.numbers-custom input{width:8rem}.clock-face{width:min(22rem,100%);aspect-ratio:1;justify-self:center;margin-inline:auto;touch-action:none;-webkit-user-select:none;user-select:none}.clock-face[data-control=true]{cursor:grab}.clock-face[data-control=true]:active{cursor:grabbing}.clock-rim{fill:var(--color-surface);stroke:var(--color-ink);stroke-width:4}.clock-tick{stroke:var(--color-text-muted);stroke-width:1}.clock-tick--major{stroke:var(--color-text);stroke-width:2.5}.clock-number{fill:var(--color-text);font-family:var(--font-display);font-size:15px;font-weight:700}.clock-hand{stroke:var(--color-ink);stroke-linecap:round}.clock-hand--hour{stroke-width:7}.clock-hand--minute{stroke-width:4}.clock-hand[data-dragging=true]{stroke:var(--color-accent)}.clock-pin{fill:var(--color-accent)}.clock-answer{display:grid;justify-items:center;gap:var(--space-1);margin:0;text-align:center}.clock-answer strong{font-family:var(--font-display);font-variant-numeric:tabular-nums;font-size:var(--text-3xl);font-weight:800}.clock-answer span{font-size:var(--text-lg);font-weight:600}.clock-controls{justify-content:center}.flags-progress{flex-wrap:wrap;gap:var(--space-3);align-items:center}.flags-timer{margin-left:auto;min-width:2.5ch;font-family:var(--font-display);font-variant-numeric:tabular-nums;font-size:var(--text-2xl);font-weight:800;text-align:right}.flags-timer[data-urgent=true]{color:var(--color-danger)}.flags-flag{display:grid;place-items:center}.flags-flag img{width:min(24rem,100%);aspect-ratio:4 / 3;object-fit:cover;border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg)}.flags-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2)}.flags-option{display:grid;gap:2px;min-height:3.5rem;white-space:normal;text-align:center}.flags-option:disabled{opacity:1}.flags-option[data-mine=true]{border-color:var(--color-accent);background:var(--color-accent-wash)}.flags-option[data-right=true]{border-color:var(--color-verified);background:var(--color-verified-wash);color:var(--color-verified)}.flags-option[data-right=false][data-mine=true]{border-color:var(--color-danger);background:var(--color-danger-bg);color:var(--color-danger)}.flags-pickers{font-size:var(--text-xs);font-weight:500;opacity:.8}.flags-verdict{margin:0;text-align:center;font-size:var(--text-lg)}.ai-dialog{padding:var(--space-3, .75rem);border:1px dashed var(--color-border);border-radius:var(--radius-md, 10px);background:var(--color-surface-sunken)}.ai-drafts{display:grid;gap:var(--space-2, .5rem);margin:0;padding-left:1.25rem}.ai-drafts label{align-items:baseline}.canvas-surface__zoom{position:absolute;right:var(--space-2);bottom:calc(var(--space-2) + env(safe-area-inset-bottom,0px));z-index:2;display:flex;gap:var(--space-1)}.canvas-surface__zoom button{min-width:2.75rem;min-height:2.75rem;padding:0 var(--space-3);border-radius:999px;background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border);box-shadow:var(--shadow-sm);font-size:var(--text-lg);cursor:pointer}.canvas-surface__zoom .canvas-surface__fit{font-size:var(--text-sm)}.board-pages{display:flex;flex-wrap:wrap;gap:var(--space-2);align-items:center}.board-pages__pager{display:inline-flex;align-items:center;gap:var(--space-1)}.board-pages__pager button{min-width:2.75rem;min-height:2.75rem;font-size:1.5rem;line-height:1}.board-pages__label{font-variant-numeric:tabular-nums;white-space:nowrap;max-width:16rem;overflow:hidden;text-overflow:ellipsis}.lesson-board[data-dropping=true] .canvas-surface{outline:3px dashed var(--color-accent);outline-offset:-3px}.lesson-board{gap:var(--space-2)}.lesson-board__head{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);min-height:2.75rem}.lesson-board__actions{display:flex;align-items:center;gap:var(--space-1);margin-left:auto}.lesson-board__close{display:inline-flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);cursor:pointer}.room-stage[data-focus=page] .room-people{flex-basis:3.75rem;order:2}@media(min-width:64rem){.room-stage[data-focus=page] .room-people{flex-basis:7.5rem}}.whiteboard[data-toolbar=rail]{display:grid;grid-template-columns:auto minmax(0,1fr);grid-template-rows:auto auto minmax(0,1fr);column-gap:var(--space-2);row-gap:var(--space-1)}.whiteboard[data-toolbar=rail]>.canvas-toolbar{grid-column:1;grid-row:1 / -1}.whiteboard[data-toolbar=rail]>:not(.canvas-toolbar){grid-column:2}.whiteboard[data-toolbar=rail]>.canvas-surface{grid-row:3;min-height:0}.canvas-toolbar--rail{flex-direction:column;flex-wrap:nowrap;align-items:center;gap:2px;padding:var(--space-1);overflow:visible;align-self:start}.canvas-toolbar__icon{display:inline-flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;padding:0;border:1px solid transparent;border-radius:var(--radius-md);background:transparent;color:var(--color-text-faint);cursor:pointer}.canvas-toolbar__icon:hover{background:var(--color-surface-sunken)}.canvas-toolbar__current{width:1.25rem;height:1.25rem;border-radius:50%;box-shadow:0 0 0 2px var(--color-surface),0 0 0 3px var(--color-border)}.canvas-toolbar__pop-anchor{position:relative}.canvas-toolbar__pop{position:absolute;top:0;left:calc(100% + var(--space-2));z-index:5;display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-2);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-md);white-space:nowrap}.canvas-toolbar__pop .canvas-toolbar__group+.canvas-toolbar__group{padding-left:0;border-left:0}.canvas-toolbar__pop--list>button,.canvas-toolbar__pop--list .canvas-toolbar__group>button{min-height:2.75rem;text-align:left}@media(max-width:40rem){.whiteboard[data-toolbar=rail]{grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto minmax(0,1fr) auto}.whiteboard[data-toolbar=rail]>.canvas-toolbar,.whiteboard[data-toolbar=rail]>:not(.canvas-toolbar){grid-column:1}.whiteboard[data-toolbar=rail]>.canvas-toolbar{grid-row:4;flex-direction:row;align-self:stretch;overflow-x:auto;scrollbar-width:none}.canvas-toolbar--rail .canvas-toolbar__icon{flex:none}.canvas-toolbar__pop{position:fixed;top:auto;left:var(--space-2);right:var(--space-2);bottom:calc(env(safe-area-inset-bottom,0px) + 9rem);flex-wrap:wrap}}.page-strip{flex:none;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin}.page-strip__list{display:flex;gap:var(--space-2);list-style:none;margin:0;padding:0 0 var(--space-1)}.page-strip__item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:2px;border:0;background:none;cursor:pointer;color:var(--color-text-muted);font-size:.75rem}.page-strip__thumb{display:flex;align-items:center;justify-content:center;width:2.75rem;height:3.5rem;overflow:hidden;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:#fff;font-size:1.25rem}.page-strip__thumb img{width:100%;height:100%;object-fit:cover}.page-strip__item[aria-current=page]{color:var(--color-accent-ink);font-weight:600}.page-strip__item[aria-current=page] .page-strip__thumb{outline:2px solid var(--color-accent);outline-offset:1px}.page-strip__name{max-width:5rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.board-offer{position:absolute;top:var(--space-2);left:var(--space-2);right:var(--space-2);margin-inline:auto;width:fit-content;max-width:calc(100% - 2 * var(--space-2));z-index:6;display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-2) var(--space-2) var(--space-3);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.board-offer__dismiss{display:inline-flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border:0;background:none;cursor:pointer}.board-offer>span{flex:1 1 12rem}.lesson-board__close svg,.board-offer__dismiss svg{flex:none;width:1.25rem;height:1.25rem;color:var(--color-text)}.lesson-board[data-focus=true] .notice{padding:var(--space-1) var(--space-2);font-size:var(--text-sm);border-left-width:2px}.journal{display:flex;flex-direction:column;gap:var(--space-3)}.journal__head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-2)}.journal__title{margin:0}.journal__day{display:flex;flex-direction:column;gap:var(--space-2)}.journal__day-label{margin:0;font-size:var(--text-sm);font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.04em}.journal-entry{display:flex;flex-direction:column;gap:var(--space-1);padding:var(--space-3);background:var(--color-surface);border:1px solid var(--color-border);border-left-width:4px;border-radius:var(--radius-md)}.journal-entry[data-kind=homework]{border-left-color:var(--color-accent)}.journal-entry[data-kind=material]{border-left-color:#16a34a}.journal-entry[data-kind=note]{border-left-color:#d97706}.journal-entry__top{display:flex;flex-wrap:wrap;gap:var(--space-2);align-items:center;font-size:var(--text-sm);color:var(--color-text-muted)}.journal-entry__kind{font-weight:600}.journal-entry__due{padding:0 var(--space-2);border-radius:999px;background:var(--color-accent-wash);color:var(--color-accent-ink);font-weight:600}.journal-entry__title{margin:0;font-size:1rem}.journal-entry__body{margin:0;white-space:pre-wrap;overflow-wrap:anywhere}.journal-entry__link{align-self:flex-start;overflow-wrap:anywhere}.journal-entry__actions{display:flex;flex-wrap:wrap;gap:var(--space-1);align-items:center}.journal-entry__confirm{display:inline-flex;gap:var(--space-1);align-items:center}.journal-form{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-3);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md)}.journal-form label{display:flex;flex-direction:column;gap:var(--space-1);font-size:var(--text-sm);font-weight:500}.journal-form .journal-form__check{flex-direction:row;align-items:center;gap:var(--space-2)}.journal-form__kinds{display:flex;gap:var(--space-1)}.journal-form__kinds button{min-height:2.5rem;padding:0 var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);cursor:pointer}.journal-form__kinds button[aria-pressed=true]{background:var(--color-accent-wash);border-color:var(--color-accent);color:var(--color-accent-ink)}.board-pages__jump{min-height:2.75rem;padding:0 var(--space-2);border:1px dashed transparent;border-radius:var(--radius-sm);background:none;font:inherit;cursor:text}.board-pages__jump:hover{border-color:var(--color-border)}.board-pages__jump-form,.board-pages__open-at{display:inline-flex;flex-wrap:wrap;align-items:center;gap:var(--space-2)}.board-pages__jump-input{width:4.5rem;min-height:2.5rem;font-variant-numeric:tabular-nums;text-align:center}.board-pages__doc{max-width:14rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--color-text-muted)}.canvas-toolbar__run{display:contents}.canvas-toolbar__pop--row{flex-direction:row}@media(max-height:50rem){.canvas-toolbar--rail .canvas-toolbar__icon{width:2.25rem;height:2.25rem}}.lesson-board__actions{flex-wrap:wrap;justify-content:flex-end}.page-strip__entry{position:relative}.page-strip__remove{position:absolute;top:-.25rem;right:-.25rem;z-index:1;display:inline-flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;padding:0;border:1px solid var(--color-border);border-radius:50%;background:var(--color-surface);color:var(--color-text-muted);font-size:1rem;line-height:1;cursor:pointer}.page-strip__remove:hover{color:var(--color-text);border-color:var(--color-text-muted)}.page-strip__confirm{position:absolute;top:-.25rem;right:-.5rem;z-index:2;display:inline-flex;gap:2px;padding:2px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm)}.page-strip__confirm button{width:1.75rem;height:1.75rem;padding:0;border:0;border-radius:var(--radius-sm);background:none;cursor:pointer}.page-strip__confirm button:first-child{color:#dc2626;font-weight:700}.board-pages__confirm{display:inline-flex;flex-wrap:wrap;align-items:center;gap:var(--space-1)}.page-strip__list{padding-top:var(--space-1)}.lesson-summary{max-width:44rem;margin-inline:auto}.talk-headline{font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-tight)}.talk-list{list-style:none;margin:0;padding:0;display:grid;gap:var(--space-3)}.talk-row{display:grid;grid-template-columns:minmax(8rem,12rem) 1fr auto;align-items:center;gap:var(--space-3)}.talk-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.talk-bar{height:.625rem;border-radius:var(--radius-pill);background:var(--color-surface-sunken);overflow:hidden}.talk-fill{display:block;height:100%;min-width:2px;border-radius:inherit;background:var(--color-accent)}.talk-fill-teacher{background:var(--color-text-muted)}.talk-figure{font-variant-numeric:tabular-nums;white-space:nowrap}@media(max-width:30rem){.talk-row{grid-template-columns:1fr auto}.talk-name{grid-column:1 / -1}}.school-door__logo{max-height:4rem;max-width:14rem;width:auto;object-fit:contain;align-self:flex-start}.brand-editor__colours{display:grid;grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));gap:var(--space-4)}.brand-editor__colour{display:grid;gap:var(--space-2)}.brand-editor__colour input[type=color]{width:100%;height:2.75rem;padding:0;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:none}.brand-editor__verdict{font-size:var(--text-sm)}.brand-editor__verdict[data-ok=false]{color:var(--color-danger)}.brand-preview{--preview-accent: var(--color-accent);--preview-accent-text: var(--color-accent-text);--preview-header: var(--color-header);--preview-header-text: var(--color-header-text);--preview-bg: var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden;background:var(--preview-bg)}.brand-preview__bar{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--preview-header);color:var(--preview-header-text);font-family:var(--font-display);font-weight:600;border-bottom:1px solid var(--color-border)}.brand-preview__bar img{height:1.5rem;width:auto;max-width:6rem;object-fit:contain}.brand-preview__body{display:grid;gap:var(--space-3);padding:var(--space-4);color:var(--color-text)}.brand-preview__link{color:var(--preview-accent);text-decoration:underline}.brand-preview__button{justify-self:start;padding:var(--space-2) var(--space-4);border-radius:var(--radius-sm);background:var(--preview-accent);color:var(--preview-accent-text);font-weight:600}.room-bar__breakout{display:inline-flex;align-items:center;gap:var(--space-1);flex:none;padding-inline:var(--space-2) var(--space-1);border-radius:var(--radius-lg);background:var(--color-accent-wash);font-size:var(--text-sm);white-space:nowrap}.room-bar__breakout-name{font-weight:600}.breakout-closing{position:absolute;bottom:var(--space-2);left:var(--space-2);right:var(--space-2);margin-inline:auto;width:fit-content;max-width:calc(100% - 2 * var(--space-2));z-index:6}.breakout-closing .notice{margin:0;padding:var(--space-3) var(--space-5);border:0;border-radius:var(--radius-pill);background:var(--color-ink);color:var(--color-ink-text);font-weight:600;font-variant-numeric:tabular-nums;box-shadow:var(--shadow-lg)}.breakout-rooms{display:flex;flex-direction:column;gap:var(--space-2);margin:0;padding:0;list-style:none}.breakout-room{padding:var(--space-3) var(--space-4);border:1.5px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface)}.breakout-room[data-mine=true]{border-color:var(--color-accent);background:var(--color-accent-wash)}.breakout-room__head{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);min-height:2.75rem}.breakout-room__title{flex:1 1 auto;font-family:var(--font-display);font-size:var(--text-lg);font-weight:700}.breakout-room__here{padding:2px var(--space-3);border-radius:var(--radius-pill);background:var(--color-accent);color:var(--color-accent-text);font-size:var(--text-xs);font-weight:700}.breakout-room__people{display:flex;flex-direction:column;gap:var(--space-1);margin:var(--space-1) 0 0;padding:0;list-style:none}.breakout-room__people li{justify-content:space-between;min-height:2.75rem;padding-left:var(--space-3);border-radius:var(--radius-pill);background:var(--color-surface-sunken)}.breakout-room[data-mine=true] .breakout-room__people li{background:var(--color-surface)}.breakout-room__name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.breakout-room__people select,.breakout-panel select{min-height:2.75rem;max-width:10rem}@media(max-width:40rem){.room-bar__breakout{padding-inline:var(--space-1) 0}}.lesson-log__filters{display:grid;grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));gap:var(--space-3)}.lesson-log__filters select{min-height:2.75rem;width:100%}.lesson-log__row{align-items:flex-start;flex-wrap:wrap}.lesson-log__when{display:flex;flex-direction:column;min-width:7.5rem;font-variant-numeric:tabular-nums}.lesson-log__what{flex:1 1 16rem;min-width:0}.lesson-log__what p{margin:0}.lesson-log__title{font-weight:600}.lesson-log__marks{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:var(--space-2)}.team-row{border-bottom:1px solid var(--color-border-subtle)}.team-row:last-child{border-bottom:0}.team-row__head{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);width:100%;min-height:3rem;padding:var(--space-3) 0;border:0;background:none;color:inherit;font:inherit;text-align:left;cursor:pointer}.team-row__name{flex:1 1 10rem;font-weight:600}.team-row__details{padding:0 0 var(--space-4)}.team-row__subhead{margin:0;font-size:var(--text-sm);font-weight:600}.role-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:var(--space-2);margin:0;padding:0;border:0}.role-card{display:grid;grid-template-columns:auto 1fr;column-gap:var(--space-2);row-gap:var(--space-1);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);cursor:pointer}.role-card[data-checked=true]{border-color:color-mix(in srgb,var(--color-accent) 40%,var(--color-border));background:var(--color-accent-wash)}.role-cards:disabled .role-card{cursor:default}.role-card input{margin:.2rem 0 0}.role-card__title{font-weight:600}.role-card__text{grid-column:2;font-size:var(--text-sm);color:var(--color-text-muted)}.team-seat-form{display:grid;grid-template-columns:repeat(auto-fit,minmax(10rem,1fr));align-items:end;gap:var(--space-2)}.team-seat-form select{min-height:2.75rem;width:100%}