:root{--bg:#fbf6ee;--surface:#fff;--surface-2:#f6efe4;--raised:#fffdf9;--line:#e6daca;--line-strong:#d9cbb8;--ink:#2a2522;--muted:#5e544c;--accent:#b84a1a;--accent-ink:#8f3a12;--on-accent:#fff;--accent-soft:#fbe3d3;--teal:#1f6f66;--teal-soft:#d9eeea;--on-teal:#fff;--sun:#f4d35e;--on-sun:#2a2522;--warn:#7a4e00;--warn-soft:#fcebc4;--inverse:#2a2522;--on-inverse:#fff;--inverse-label:#f4d35e;--face:#2a2522;--display:"Fredoka","Nunito",ui-rounded,system-ui,sans-serif;--body:"Nunito",ui-rounded,system-ui,-apple-system,sans-serif;--mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#1b1815;--surface:#26211d;--surface-2:#2f2924;--raised:#221e1a;--line:#3d3630;--line-strong:#51483f;--ink:#f3ece3;--muted:#b9ac9f;--accent:#e8834f;--accent-ink:#f2a57a;--on-accent:#1b1815;--accent-soft:#45281a;--teal:#72c7b8;--teal-soft:#1d3a35;--on-teal:#10201d;--sun:#f4d35e;--on-sun:#1b1815;--warn:#f2c66b;--warn-soft:#3a2e14;--inverse:#f3ece3;--on-inverse:#1b1815;--inverse-label:#9a5a0e;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}:root[data-theme=dark]{--bg:#1b1815;--surface:#26211d;--surface-2:#2f2924;--raised:#221e1a;--line:#3d3630;--line-strong:#51483f;--ink:#f3ece3;--muted:#b9ac9f;--accent:#e8834f;--accent-ink:#f2a57a;--on-accent:#1b1815;--accent-soft:#45281a;--teal:#72c7b8;--teal-soft:#1d3a35;--on-teal:#10201d;--sun:#f4d35e;--on-sun:#1b1815;--warn:#f2c66b;--warn-soft:#3a2e14;--inverse:#f3ece3;--on-inverse:#1b1815;--inverse-label:#9a5a0e;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}html,body{height:100%}body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.45}*{box-sizing:border-box}button,input,textarea,select{font:inherit;color:inherit}h1,h2,h3{font-family:var(--display);text-wrap:balance;letter-spacing:-.01em;margin:0;font-weight:600}p{margin:0}a{color:var(--accent-ink)}:focus-visible{outline:3px solid var(--teal);outline-offset:2px}.sr{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.tn{font-variant-numeric:tabular-nums}.top{top:env(safe-area-inset-top,0px);z-index:5;background:var(--raised);border-bottom:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:10px 20px;display:flex;position:sticky}.brand{font-family:var(--display);align-items:center;gap:10px;font-size:21px;font-weight:600;display:flex}.brand svg{flex-shrink:0}.seg{background:var(--surface-2);border-radius:999px;gap:4px;padding:4px;display:flex}.seg button{color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:999px;min-height:36px;padding:8px 14px;font-size:14px;font-weight:800}.seg button[aria-pressed=true]{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px #00000014}main{max-width:1440px;margin:0 auto;padding-block:24px 32px;padding-inline:20px}.btn{border:1.5px solid var(--line);background:var(--surface);cursor:pointer;min-height:44px;color:var(--ink);white-space:nowrap;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:0 18px;font-size:14px;font-weight:800;text-decoration:none;display:inline-flex}.btn:hover{border-color:var(--line-strong)}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}.btn.primary:hover{filter:brightness(1.06)}.btn.sun{background:var(--sun);border-color:var(--sun);color:var(--on-sun)}.btn.dark{background:var(--inverse);border-color:var(--inverse);color:var(--on-inverse)}.btn.ghost{background:0 0;border-color:#0000}.btn.small{border-radius:10px;min-height:34px;padding:0 12px;font-size:13px}.btn[disabled]{opacity:.5;cursor:not-allowed}.icon-btn{border:1px solid var(--line);background:var(--surface);cursor:pointer;width:36px;height:36px;color:var(--muted);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;display:inline-flex}.icon-btn:hover{color:var(--ink);border-color:var(--line-strong)}.field{flex-direction:column;gap:6px;display:flex}.field>span{font-size:13px;font-weight:800}.input{border:1.5px solid var(--line);background:var(--surface);border-radius:12px;width:100%;min-width:0;height:46px;padding:0 14px;font-size:15px}textarea.input{resize:vertical;height:auto;min-height:70px;padding:10px 14px}.input:focus{border-color:var(--accent);outline:none}.hint{color:var(--muted);font-size:13px}.err{color:var(--accent-ink);font-size:14px;font-weight:700}.pill{white-space:nowrap;border-radius:999px;align-items:center;gap:6px;padding:4px 11px;font-size:12px;font-weight:800;display:inline-flex}.pill:before{content:"";background:currentColor;border-radius:50%;width:8px;height:8px}.pill.live{background:var(--teal-soft);color:var(--teal)}.pill.paused{background:var(--warn-soft);color:var(--warn)}.pill.ended{background:var(--surface-2);color:var(--muted)}.search{border:1.5px solid var(--line);background:var(--surface);border-radius:999px;align-items:center;gap:10px;min-width:0;height:46px;padding:0 16px;display:flex}.search input{background:0 0;border:0;outline:0;flex:1;min-width:0;font-size:15px}.search:focus-within{border-color:var(--accent)}.av{width:var(--s);height:var(--s);border-radius:var(--r);background:var(--c);justify-content:center;align-items:center;gap:calc(var(--s)*.09);flex-direction:column;flex-shrink:0;display:flex}.av .eyes{gap:calc(var(--s)*.24);display:flex}.av .eyes i{width:calc(var(--s)*.13);height:calc(var(--s)*.13);background:var(--face);border-radius:50%;display:block}.av .smile{width:calc(var(--s)*.32);height:calc(var(--s)*.16);border:calc(var(--s)*.06) solid var(--face);border-top:0;border-radius:0 0 999px 999px;display:block}.av.dim{opacity:.4}.tav{background:var(--teal);width:38px;height:38px;color:var(--on-teal);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:13px;font-weight:800;display:flex}.ov-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:22px;display:flex}.ov-head h1{font-size:clamp(32px,4vw,44px)}.ov-tools{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:22px;display:flex}.chips{flex-wrap:wrap;gap:8px;display:flex}.chip{border:1.5px solid var(--line);background:var(--surface);cursor:pointer;border-radius:999px;min-height:40px;padding:0 16px;font-size:14px;font-weight:800}.chip[aria-pressed=true]{background:var(--inverse);border-color:var(--inverse);color:var(--on-inverse)}.ov-search{flex:320px;max-width:480px}.grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;display:grid}.card{background:var(--surface);border:1px solid var(--line);border-radius:22px;flex-direction:column;gap:14px;min-width:0;padding:22px;display:flex}.card-top{justify-content:space-between;align-items:center;gap:10px;display:flex}.code{font-family:var(--mono);letter-spacing:.1em;color:var(--muted);font-size:14px;font-weight:700}.card h2{font-size:21px;line-height:1.2}.card .meta{color:var(--muted);font-size:14px}.preview{background:var(--surface-2);border-radius:14px;align-items:center;gap:10px;min-width:0;min-height:50px;padding:10px 12px;display:flex}.preview p{white-space:nowrap;text-overflow:ellipsis;min-width:0;font-size:14px;overflow:hidden}.card-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;margin-top:auto;display:flex}.newchat{background:var(--surface);border:1.5px solid var(--ink);border-radius:22px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));align-items:end;gap:16px;margin-bottom:22px;padding:22px;display:grid}.newchat h2{grid-column:1/-1;font-size:22px}.newchat .span{grid-column:1/-1}.newchat .row{flex-wrap:wrap;grid-column:1/-1;gap:10px;display:flex}.empty{border:2px dashed var(--line-strong);text-align:center;color:var(--muted);border-radius:22px;flex-direction:column;align-items:center;gap:10px;padding:40px 24px;display:flex}.empty h2{color:var(--ink);font-size:22px}.results{background:var(--surface);border:1px solid var(--line);border-radius:22px;flex-direction:column;margin-bottom:22px;padding:8px;display:flex}.result{text-align:left;cursor:pointer;background:0 0;border:0;border-radius:14px;align-items:flex-start;gap:12px;width:100%;padding:12px;display:flex}.result:hover{background:var(--surface-2)}.result .where{color:var(--muted);font-size:12px;font-weight:800}mark{background:var(--sun);color:var(--on-sun);border-radius:4px;padding:0 2px}.rbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;margin-bottom:16px;display:flex}.rbar-l{align-items:center;gap:14px;min-width:0;display:flex}.rbar-l h1{font-size:clamp(20px,2.4vw,26px);line-height:1.2}.rbar-r{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.codebox{background:var(--inverse);min-height:52px;color:var(--on-inverse);border-radius:16px;align-items:center;gap:12px;padding:0 8px 0 16px;display:flex}.codebox small{letter-spacing:.08em;text-transform:uppercase;color:var(--inverse-label);font-size:11px;font-weight:800}.codebox strong{font-family:var(--mono);letter-spacing:.12em;font-size:22px}.codebox button{width:38px;height:38px;color:inherit;cursor:pointer;background:#7f7f7f47;border:0;border-radius:10px;justify-content:center;align-items:center;display:flex}.room{border:1px solid var(--line);background:var(--bg);border-radius:22px;grid-template-columns:280px minmax(0,1fr) 330px;gap:0;height:calc(100vh - 190px);min-height:560px;display:grid;overflow:hidden}.col{min-height:0;overflow:auto}.people{background:var(--raised);border-right:1px solid var(--line);flex-direction:column;gap:8px;padding:16px 12px;display:flex}.col-h{align-items:baseline;gap:8px;padding:0 6px 4px;display:flex}.col-h h2{font-size:18px}.col-h span{color:var(--muted);font-size:13px;font-weight:700}.col-h .dm-badge{color:var(--on-accent);align-self:center;font-size:12px;font-weight:800}.person{border-radius:14px;flex-wrap:wrap;align-items:center;gap:6px 10px;padding:7px;display:flex}.person.editing{background:var(--accent-soft)}.person .who{flex-direction:column;flex:110px;min-width:110px;display:flex}.person-actions{flex-wrap:wrap;align-items:center;gap:6px;margin-left:auto;display:flex}.person:not(.editing){grid-template-columns:36px minmax(0,1fr);gap:6px 10px;display:grid}.person:not(.editing) .person-actions,.person-more{flex-wrap:nowrap;grid-column:1/-1;margin-left:0}.person-actions .icon-btn{width:34px;height:34px}.more-btn{font-size:18px;font-weight:800;line-height:1}.more-btn[aria-expanded=true]{background:var(--surface-2);color:var(--ink)}.person-more{border:1px solid var(--line);background:var(--surface);border-radius:12px;flex-direction:column;padding:4px;display:flex}.person-more a,.person-more button{min-height:34px;font:inherit;color:var(--ink);text-align:left;cursor:pointer;background:0 0;border:0;border-radius:8px;align-items:center;gap:8px;padding:0 10px;font-size:13px;font-weight:700;text-decoration:none;display:flex}.person-more a:hover,.person-more button:hover{background:var(--surface-2)}.person-more svg{width:16px;height:16px;color:var(--muted)}.person-more .x{text-align:center;width:16px;color:inherit;font-size:16px}.person-more .danger{color:var(--accent-ink)}.person .who b{text-overflow:ellipsis;white-space:nowrap;font-size:15px;overflow:hidden}.person .who small{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-weight:700;overflow:hidden}.person .who small.muted-tag{color:var(--accent-ink)}.mute{border:1px solid var(--line);background:var(--surface);min-height:34px;color:var(--muted);cursor:pointer;border-radius:10px;align-items:center;gap:4px;padding:0 10px;font-size:12px;font-weight:800;display:inline-flex}.mute.on{background:var(--accent-soft);color:var(--accent-ink);border-color:#0000}.rename{flex:1;gap:6px;min-width:0;display:flex}.rename input{border:1.5px solid var(--accent);background:var(--surface);border-radius:10px;flex:1;min-width:0;height:36px;padding:0 10px;font-weight:700}.center{flex-direction:column;min-width:0;min-height:0;display:flex}.center-top{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:10px;padding:12px 20px;display:flex}.center-top .search{flex:220px}.filterbadge{background:var(--surface-2);min-height:40px;color:var(--muted);border-radius:999px;align-items:center;gap:6px;padding:0 12px;font-size:13px;font-weight:800;display:inline-flex}.feed{flex-direction:column;flex:1;gap:12px;min-height:0;padding:16px 20px;display:flex;overflow:auto}.pinned{background:var(--inverse);max-height:30vh;color:var(--on-inverse);border-radius:18px;flex-direction:column;flex-shrink:0;gap:4px;margin:12px 20px 0;padding:14px 16px;display:flex;overflow-y:auto}.pinned small{letter-spacing:.08em;text-transform:uppercase;color:var(--inverse-label);font-size:11px;font-weight:800}.pinned p{white-space:pre-wrap;margin:0;font-size:15px;font-weight:600}.msg{align-items:flex-start;gap:10px;display:flex}.msg .body{flex-direction:column;gap:3px;min-width:0;max-width:640px;display:flex}.msg .by{flex-wrap:wrap;align-items:baseline;gap:8px;display:flex}.msg .by b{font-size:14px}.msg .by time{color:var(--muted);font-size:12px;font-weight:600}.tag{background:var(--teal-soft);color:var(--teal);border-radius:999px;padding:2px 8px;font-size:11px;font-weight:800}.bubble{background:var(--surface);border:1px solid var(--line);white-space:pre-wrap;overflow-wrap:anywhere;border-radius:4px 16px 16px;padding:9px 13px;font-size:15px}.msg.mine{flex-direction:row-reverse}.msg.mine .body{align-items:flex-end}.msg.mine .bubble{background:var(--accent);color:var(--on-accent);border-color:var(--accent);border-radius:16px 4px 16px 16px}.msg.teacher .bubble{border-color:var(--teal)}.flag{color:var(--warn);align-items:center;gap:5px;font-size:12px;font-weight:800;display:inline-flex}.msg-actions{gap:6px;display:flex}.post-confirm{color:var(--accent-ink);align-items:center;font-size:12px;font-weight:800}.reactions{gap:6px;margin-top:2px;display:flex}.msg.mine .reactions{justify-content:flex-end}.react{border:1.5px solid var(--line);background:var(--surface);height:28px;font:inherit;color:var(--ink);cursor:pointer;border-radius:999px;align-items:center;gap:4px;padding:0 10px;font-size:13px;font-weight:800;display:inline-flex}.react:hover:not(:disabled){border-color:var(--accent)}.react.on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-ink)}.react:disabled{cursor:default;opacity:.55}.react:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.linkbtn{color:var(--muted);cursor:pointer;text-underline-offset:2px;background:0 0;border:0;padding:2px 0;font-size:12px;font-weight:800;text-decoration:underline}.linkbtn:hover{color:var(--accent-ink)}.sys{background:var(--surface-2);color:var(--muted);text-align:center;border-radius:999px;align-self:center;padding:5px 13px;font-size:13px;font-weight:700}.linkcard{border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:16px;max-width:460px;text-decoration:none;display:flex;overflow:hidden}.linkcard .ico{background:var(--teal-soft);width:72px;color:var(--teal);flex-shrink:0;justify-content:center;align-items:center;display:flex}.linkcard .txt{flex-direction:column;gap:1px;min-width:0;padding:10px 14px;display:flex}.linkcard .txt small{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-weight:700;overflow:hidden}.linkcard .txt b{font-size:15px}.linkcard .txt span{color:var(--muted);font-size:13px}.linkcard:hover{border-color:var(--teal)}.msg .body.wide{width:100%}.media{border:1px solid var(--line);background:var(--surface-2);border-radius:16px;width:100%;max-width:460px;overflow:hidden}.media iframe{border:0;width:100%;height:100%;display:block}.media.video{aspect-ratio:16/9}.media.portrait{aspect-ratio:9/16;max-width:280px}.media.post{background:var(--surface);max-width:400px;height:560px}.media.document{height:420px}.media.audio{background:0 0;border:0;height:152px}.media.playlist{background:0 0;border:0;height:352px}.media.image{justify-content:center;align-items:center;height:280px;display:flex}.media.image img{object-fit:contain;max-width:100%;max-height:100%}.poll{background:var(--surface);border:1.5px solid var(--ink);border-radius:18px;flex-direction:column;gap:9px;width:100%;max-width:460px;padding:14px 16px;display:flex}.poll-h{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px;display:flex}.poll-h small{text-transform:uppercase;letter-spacing:.08em;color:var(--accent-ink);font-size:11px;font-weight:800}.poll-h span{color:var(--muted);font-size:12px;font-weight:700}.poll h3{font-size:17px}.opt{flex-direction:column;gap:4px;display:flex}.opt-l{justify-content:space-between;gap:10px;font-size:14px;font-weight:700;display:flex}.bar{background:var(--surface-2);border-radius:999px;height:10px;overflow:hidden}.bar i{background:var(--accent);border-radius:999px;height:100%;display:block}.vote{border:1.5px solid var(--line);background:var(--raised);cursor:pointer;text-align:left;border-radius:12px;justify-content:space-between;align-items:center;gap:10px;min-height:44px;padding:0 12px;font-size:14px;font-weight:800;display:flex;position:relative;overflow:hidden}.vote .fill{background:var(--surface-2);position:absolute;inset:0 auto 0 0}.vote.mine{border:2px solid var(--accent)}.vote.mine .fill{background:var(--accent-soft)}.vote>span{align-items:center;gap:6px;display:flex;position:relative}.vote[disabled]{cursor:default}.composer{border-top:1px solid var(--line);background:var(--raised);align-items:center;gap:8px;padding:12px 20px 16px;display:flex}.composer .grow{flex:1;min-width:0}.panel{background:var(--raised);border-left:1px solid var(--line);flex-direction:column;gap:16px;padding:16px;display:flex}.panel[hidden]{display:none}@media (width>=1181px){.room.tools-closed{grid-template-columns:280px minmax(0,1fr)}}.panel-h{justify-content:space-between;align-items:center;gap:10px;display:flex}.panel-h h2{font-size:18px}.tools-btn{margin-left:auto}.tools-btn[aria-expanded=true]{background:var(--surface-2);border-color:var(--line-strong)}.tabs{background:var(--surface-2);border-radius:14px;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;padding:4px;display:grid}.tabs button{min-height:38px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:10px;font-size:13px;font-weight:800}.tabs button[aria-selected=true]{background:var(--surface);color:var(--ink)}.opts{flex-direction:column;gap:8px;display:flex}.optrow{align-items:center;gap:8px;display:flex}.optrow b{width:18px;color:var(--muted);font-size:13px}.check{align-items:center;gap:10px;font-size:14px;font-weight:700;display:flex}.check input{width:20px;height:20px;accent-color:var(--accent);margin:0}.dash{border:1.5px dashed var(--line-strong);min-height:40px;color:var(--muted);cursor:pointer;background:0 0;border-radius:12px;font-size:13px;font-weight:800}.toast{left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));background:var(--inverse);color:var(--on-inverse);z-index:20;border-radius:14px;max-width:calc(100% - 32px);padding:12px 18px;font-size:14px;font-weight:700;position:fixed;transform:translate(-50%)}.stu{flex-direction:column;gap:24px;max-width:480px;margin:0 auto;display:flex}.crowd{justify-content:center;align-items:flex-end;gap:8px;min-height:90px;display:flex}.stu-h{text-align:center;flex-direction:column;gap:6px;display:flex}.stu-h h1{font-size:32px}.stu-h p{color:var(--muted)}.codein{border:2px solid var(--ink);text-align:center;height:64px;font-family:var(--mono);letter-spacing:.16em;text-transform:uppercase;background:var(--surface);border-radius:16px;width:100%;font-size:26px;font-weight:700}.big{min-height:56px;font-size:17px}.avgrid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.avpick{border:1.5px solid var(--line);background:var(--raised);cursor:pointer;border-radius:18px;justify-content:center;align-items:center;min-height:76px;padding:6px;display:flex}.avpick[aria-pressed=true]{border:3px solid var(--ink);background:var(--surface)}.hero-av{justify-content:center;padding:10px;display:flex}.hero-av .av{box-shadow:0 0 0 6px var(--bg),0 0 0 9px var(--ink)}.sroom{border:1px solid var(--line);background:var(--bg);border-radius:22px;flex-direction:column;max-width:560px;height:calc(100vh - 120px);min-height:520px;margin:0 auto;display:flex;overflow:hidden}.shead{background:var(--raised);border-bottom:1px solid var(--line);align-items:center;gap:12px;padding:14px 16px;display:flex}.shead .t{flex:1;min-width:0}.shead h1{white-space:nowrap;text-overflow:ellipsis;font-size:19px;overflow:hidden}.shead small{color:var(--muted);font-size:13px;font-weight:700}.banner{border-radius:16px;align-items:flex-start;gap:12px;margin:12px 14px 0;padding:14px;display:flex}.banner.paused{background:var(--sun);color:var(--on-sun)}.banner.muted{background:var(--accent-soft);color:var(--ink)}.banner.ended{background:var(--surface-2);color:var(--ink)}.banner.waiting{background:var(--accent-soft);color:var(--ink)}.banner b{font-family:var(--display);font-size:17px;font-weight:600;display:block}.banner span{font-size:14px}.note{color:var(--warn);justify-content:flex-end;align-items:center;gap:5px;padding:0 16px;font-size:12px;font-weight:800;display:flex}.center-msg{text-align:center;flex-direction:column;align-items:center;gap:12px;max-width:520px;margin:48px auto;display:flex}.center-msg h1{font-size:28px}@media (width<=1180px){.room{grid-template-columns:260px minmax(0,1fr);height:auto;min-height:0}.people,.center{max-height:78vh}.panel{border-left:0;border-top:1px solid var(--line);grid-column:1/-1}}@media (width<=760px){main{padding-inline:16px}.room{grid-template-columns:minmax(0,1fr)}.people{border-right:0;border-bottom:1px solid var(--line);max-height:320px}.center{height:78vh;max-height:none}.composer{flex-wrap:wrap}.composer .grow{flex-basis:100%;order:-1}.avgrid{grid-template-columns:repeat(3,minmax(0,1fr))}.sroom{border-radius:16px;height:calc(100vh - 110px)}.top{padding:10px 16px}}@media (prefers-reduced-motion:no-preference){.btn,.chip,.vote .fill,.bar i{transition:all .2s}}body{margin:0}#root{min-height:100%}.brand{color:var(--ink);text-decoration:none}.top-r{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.notice{background:var(--warn-soft);max-width:560px;color:var(--warn);border-radius:14px;margin:0 auto;padding:10px 14px;font-size:14px;font-weight:700}.plan{background:var(--surface-2);min-height:36px;color:var(--muted);border-radius:999px;align-items:center;gap:8px;padding:0 14px;font-size:13px;font-weight:800;display:inline-flex}.deletes{color:var(--accent-ink);font-size:13px;font-weight:800}.confirm{border:1.5px solid var(--accent);background:var(--accent-soft);border-radius:16px;flex-direction:column;gap:10px;padding:14px;display:flex}.confirm p{font-size:14px;font-weight:700}.embeds{color:var(--muted);font-size:13px;font-weight:800}.signin{gap:16px;max-width:440px;margin:32px auto}.signin h1{font-size:28px}.providers{flex-direction:column;gap:10px;display:flex}.provider{justify-content:center;gap:12px}.or{color:var(--muted);align-items:center;gap:12px;font-size:13px;font-weight:700;display:flex}.or:before,.or:after{content:"";border-top:1px solid var(--line);flex:1}.pw-form,.pw-sent{flex-direction:column;gap:14px;display:flex}.pw-sent h2{font-size:20px}.pw-links{flex-wrap:wrap;justify-content:space-between;gap:12px;display:flex}.pw-form .linkbtn,.pw-sent .linkbtn{align-self:flex-start;font-size:13px}.devlogin-form{border-top:1px solid var(--line);flex-direction:column;gap:14px;padding-top:16px;display:flex}.devlogin-form h2{font-size:18px}.av.neutral{--c:var(--surface-2);--r:50%;box-shadow:inset 0 0 0 2px var(--line-strong)}.av.neutral .eyes i{background:var(--muted)}.av.neutral .smile{border-color:var(--muted)}.msg.pending .bubble{opacity:.8;border-style:dashed}.msg.mine.pending .bubble{background:var(--surface-2);color:var(--ink);border-color:var(--muted)}.tag.waiting{background:var(--warn-soft);color:var(--warn)}.waiting-note{color:var(--muted);font-size:12px;font-weight:800}.approve-actions{gap:8px;margin-top:4px}.modebadge{background:var(--surface-2);min-height:28px;color:var(--muted);border-radius:999px;align-items:center;padding:0 10px;font-size:12px;font-weight:800;display:inline-flex}.pendingbar{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.anon-note{color:var(--muted);background:var(--surface-2);border-radius:12px;margin:0;padding:8px 14px;font-size:13px;font-weight:700}.settings{flex-direction:column;gap:16px;display:flex}.settings .check{align-items:flex-start}.settings .check small{color:var(--muted);margin-top:2px;font-weight:600;display:block}.panel .tabs{grid-template-columns:repeat(4,minmax(0,1fr))}.dm-open{align-items:center;gap:6px;display:inline-flex}.dm-count{background:var(--accent);min-width:20px;height:20px;color:var(--on-accent);border-radius:999px;justify-content:center;align-items:center;padding:0 6px;font-size:12px;font-weight:800;display:inline-flex}.dm-badge{background:var(--accent);color:var(--on-accent);border-radius:999px;margin-left:auto;padding:2px 8px;font-size:12px;font-weight:800}.dm-panel{top:calc(env(safe-area-inset-top,0px) + 16px);right:16px;bottom:calc(env(safe-area-inset-bottom,0px) + 16px);background:var(--raised);border:1px solid var(--line);z-index:40;border-radius:18px;flex-direction:column;width:min(380px,100vw - 32px);display:flex;position:fixed;overflow:hidden;box-shadow:0 18px 50px #0000002e}.dm-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:12px;padding:16px 16px 12px;display:flex}.dm-head h2{font-family:var(--display);margin:0;font-size:17px}.dm-head small{color:var(--muted);margin-top:2px;display:block}.dm-list{flex-direction:column;flex:1;gap:10px;padding:14px 16px;display:flex;overflow-y:auto}.dm-msg{background:var(--surface-2);border-radius:14px 14px 14px 4px;align-self:flex-start;max-width:85%;padding:8px 12px}.dm-msg.mine{background:var(--teal-soft);border-radius:14px 14px 4px;align-self:flex-end}.dm-msg small{color:var(--muted);font-size:12px;font-weight:700;display:block}.dm-msg p{white-space:pre-wrap;overflow-wrap:anywhere;margin:2px 0 0}.dm-composer{border-top:1px solid var(--line);padding:12px}.dm-msg.deleted{border:1px dashed var(--line-strong);background:0 0}.dm-deleted{color:var(--muted);font-style:italic}.dm-deleted-by{margin-top:2px;font-size:12px;font-style:normal;display:block}.dm-delete{color:var(--muted);font:inherit;cursor:pointer;background:0 0;border:0;margin-top:4px;padding:0;font-size:12px;font-weight:700;text-decoration:underline}.dm-delete:hover{color:var(--ink)}.dm-confirm{flex-wrap:wrap;align-items:center;gap:6px;margin-top:6px;font-size:13px;font-weight:700;display:flex}.person .who .remove-note{white-space:normal;margin-top:2px;display:block}.stats-panel{width:min(720px,100vw - 32px)}.stats-actions{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:8px;padding:12px 16px;display:flex}.stats-actions .btn{align-items:center;gap:6px;display:inline-flex}.stats-actions .hint{margin-left:auto;font-size:12px}.stats-error{background:var(--warn-soft);color:var(--warn);border-radius:10px;margin:12px 16px 0;padding:8px 12px;font-weight:700}.stats-body{flex:1;padding:4px 0;overflow-y:auto}.stats-empty{margin:0;padding:12px 16px}.stats-who .muted-tag{color:var(--accent-ink);font-size:12px;font-weight:700}.stats-scroll{overflow-x:auto}.stats-table{border-collapse:collapse;width:100%;font-size:14px}.stats-table th,.stats-table td{text-align:left;vertical-align:middle;border-bottom:1px solid var(--line);white-space:nowrap;padding:8px 12px}.stats-table thead th{background:var(--raised);color:var(--muted);text-transform:uppercase;letter-spacing:.03em;font-size:12px;font-weight:800;position:sticky;top:0}.stats-table tbody th{font-weight:400}.stats-table .num{text-align:right;font-variant-numeric:tabular-nums}.stats-who{align-items:center;gap:8px;display:flex}.stats-who b{font-weight:800}.stats-details{color:var(--muted);white-space:normal;font-size:12px;display:block}.share{color:var(--muted);font-size:12px}.level{border-radius:999px;padding:2px 8px;font-size:12px;font-weight:800;display:inline-block}.level-none{border:1px dashed var(--line-strong);color:var(--muted)}.level-low{background:var(--warn-soft);color:var(--warn)}.level-typical{background:var(--teal-soft);color:var(--teal)}.level-high{background:var(--accent-soft);color:var(--accent-ink)}.stats-note{border-top:1px solid var(--line);margin:0;padding:10px 16px 14px;font-size:12px;line-height:1.45}.embed-panel{width:min(460px,100vw - 32px)}.embed-body{flex:1;padding:4px 16px 16px;overflow-y:auto}.embed-step{border-bottom:1px solid var(--line);flex-direction:column;gap:8px;padding:14px 0;display:flex}.embed-step:last-child{border-bottom:0}.embed-step h3{font-family:var(--display);margin:0;font-size:15px}.embed-step .hint{margin:0;font-size:12.5px;line-height:1.45}.embed-snippet{resize:none;border:1px solid var(--line-strong);background:var(--surface-2);width:100%;color:var(--ink);font:12px/1.5 var(--mono);border-radius:10px;padding:10px}.embed-actions{flex-wrap:wrap;gap:8px;display:flex}.embed-actions .btn{align-items:center;gap:6px;display:inline-flex}.embed-code-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.embed-code{background:var(--inverse);color:var(--on-inverse);font:700 17px var(--mono);letter-spacing:.12em;text-align:center;border-radius:10px;flex:150px;padding:8px 12px}.embed-warning{background:var(--warn-soft);color:var(--warn);border-radius:10px;margin:0;padding:8px 12px;font-size:12.5px;font-weight:700;line-height:1.45}.embed-step .confirm-clear{margin:0;padding:10px 12px}.confirm-clear{border:1px solid var(--line-strong);background:var(--surface);border-radius:14px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin:0 0 12px;padding:12px 16px;display:flex}.confirm-clear p{flex:320px;margin:0;line-height:1.45}.confirm-clear .confirm-actions{flex-wrap:wrap;gap:8px;display:flex}.paid-upgrade{text-align:right;flex-basis:100%;font-size:12px}.codebox button svg{width:18px;height:18px}.modebadge svg{margin-right:5px}.pw-row{align-items:center;gap:8px;display:flex}.pw-row .input{flex:1;min-width:0}.pw-settings{border-top:1px solid var(--line);flex-direction:column;gap:12px;margin-top:18px;padding-top:16px;display:flex}.pw-settings h3{margin:0;font-size:15px;font-weight:800}.pw-current{flex-direction:column;gap:8px;font-size:14px;font-weight:700;display:flex}.pw-current code{font-family:var(--mono);letter-spacing:.06em}.pw-actions{flex-wrap:wrap;gap:8px;display:flex}.pw-form{flex-direction:column;gap:6px;display:flex}main.embed,.embed main{padding:12px 12px 16px}.embed .sroom{max-width:none;height:calc(100vh - 28px);min-height:360px}.embed .center-msg{margin:24px auto}.teacher-link{align-self:center;font-size:13px}.here-link{font-size:inherit;font-weight:inherit;color:inherit}.classmates{flex-direction:column;gap:4px;margin:0;padding:8px 12px 16px;list-style:none;display:flex;overflow-y:auto}.classmates li{align-items:center;gap:10px;padding:6px 4px;display:flex}.classmates li b{font-size:15px}.classmates .tav{width:32px;height:32px;font-size:12px}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.pdot{width:9px;height:9px;box-shadow:inset 0 0 0 1.5px var(--line-strong);border-radius:50%;flex-shrink:0;display:inline-block}.pdot.here{background:var(--teal);box-shadow:none}.teacher-presence{align-items:center;gap:6px;display:inline-flex}.pav{flex-shrink:0;display:inline-flex;position:relative}.pav .pdot{width:11px;height:11px;box-shadow:0 0 0 2px var(--raised);position:absolute;bottom:-2px;right:-2px}.classmates li.away b{color:var(--muted)}.classmates li.away .tav{opacity:.4}.typing{min-height:18px;color:var(--muted);flex-shrink:0;margin:0;padding:0 20px;font-size:12px;font-style:italic;font-weight:700;line-height:18px}.lp{flex-direction:column;gap:72px;max-width:1180px;padding-block:40px 56px;display:flex}.lp-eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--accent-ink);font-size:12px;font-weight:800}.lp-hero{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:center;gap:48px;display:grid}.lp-hero-copy{flex-direction:column;gap:18px;display:flex}.lp-hero h1{font-size:clamp(36px,5vw,58px);line-height:1.05}.lp-lede{color:var(--muted);max-width:56ch;font-size:18px}.lp-ctas{flex-wrap:wrap;gap:12px;display:flex}.lp-demo{border:1px solid var(--line);background:var(--bg);border-radius:22px;overflow:hidden;transform:rotate(1deg);box-shadow:0 18px 40px -24px #2a252259}.lp-demo .shead b{font-family:var(--display);white-space:nowrap;text-overflow:ellipsis;font-size:18px;font-weight:600;display:block;overflow:hidden}.lp-demo .feed{padding:16px;overflow:visible}.lp-demo .pinned{margin:12px 16px 0}.lp-demo .react{cursor:default}.lp-quote{text-align:center;flex-direction:column;gap:14px;max-width:860px;margin:0 auto;display:flex}.lp-quote blockquote{font-family:var(--display);text-wrap:balance;margin:0;font-size:clamp(22px,2.6vw,30px);font-weight:500;line-height:1.3}.lp-quote figcaption{color:var(--muted);font-size:14px;font-weight:700}.lp-section{flex-direction:column;gap:28px;display:flex}.lp-section-h{flex-direction:column;gap:8px;max-width:720px;display:flex}.lp-section-h h2{font-size:clamp(28px,3.4vw,38px);line-height:1.1}.lp-section-h p{color:var(--muted);font-size:16px}.lp-grid{counter-reset:lp;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:0;padding:0;list-style:none;display:grid}.lp-grid.wide{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.lp-point{background:var(--surface);border:1px solid var(--line);border-radius:18px;flex-direction:column;gap:6px;padding:18px 20px;display:flex}.lp-point h3{font-size:18px}.lp-point p{color:var(--muted);font-size:15px}.lp-grid.numbered .lp-point:before{counter-increment:lp;content:counter(lp);background:var(--accent);width:36px;height:36px;color:var(--on-accent);font-family:var(--display);border-radius:50%;justify-content:center;align-items:center;margin-bottom:6px;font-size:18px;font-weight:600;display:flex}.lp-safe{flex-direction:column;gap:12px;display:flex}.lp-safe .crowd{justify-content:flex-start;min-height:0}.lp-plans{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin:0;padding:0;list-style:none;display:grid}.lp-plan h3{font-size:22px}.lp-plan.featured{border:1.5px solid var(--ink)}.lp-price{font-family:var(--display);font-size:30px;font-weight:600}.lp-facts{flex-direction:column;gap:6px;margin:0;padding-left:20px;font-size:15px;display:flex}.lp-center{text-align:center}.lp-final{background:var(--inverse);color:var(--on-inverse);text-align:center;border-radius:28px;flex-direction:column;align-items:center;gap:20px;padding:48px 24px;display:flex}.lp-final h2{font-size:clamp(28px,3.4vw,38px)}.lp-final .lp-ctas{justify-content:center}.lp-final .lp-on-dark{color:var(--on-inverse);background:0 0;border-color:currentColor}@media (width<=860px){.lp{gap:56px;padding-block:28px 40px}.lp-hero{grid-template-columns:minmax(0,1fr);gap:32px}.lp-demo{transform:none}}.export-menu{display:inline-flex;position:relative}.export-list{z-index:10;background:var(--surface);border:1px solid var(--line);border-radius:14px;min-width:240px;margin:0;padding:6px;list-style:none;position:absolute;top:calc(100% + 6px);right:0;box-shadow:0 12px 28px -12px #2a252259}.export-list[hidden]{display:none}.export-list a{color:var(--ink);border-radius:10px;align-items:flex-start;gap:10px;padding:9px 10px;text-decoration:none;display:flex}.export-list a:hover{background:var(--surface-2)}.export-list svg{color:var(--muted);flex-shrink:0;margin-top:2px}.export-list span{flex-direction:column;gap:1px;display:flex}.export-list b{font-size:14px}.export-list small{color:var(--muted);font-size:12px;font-weight:600}.billing-notice{border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px;padding:14px 16px;font-size:14px;font-weight:700;display:flex}.billing-notice p{flex:280px}.billing-notice.good{background:var(--teal-soft);color:var(--teal)}.billing-notice.info{background:var(--surface-2);color:var(--ink)}.billing-notice.warn{background:var(--warn-soft);color:var(--warn)}.upgrade-banner{background:var(--inverse);color:var(--on-inverse);text-align:center;flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;padding:9px 20px;font-size:14px;display:flex}.upgrade-banner b{color:var(--inverse-label)}.upgrade-link{color:var(--accent-ink);font-size:13px}.upgrade-row{margin:-4px 0 0 30px}.top a[aria-current=page]{background:var(--surface-2)}.account{flex-direction:column;gap:18px;max-width:720px;display:flex}.account h1{font-size:clamp(30px,4vw,40px)}.passkeys{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.passkeys li{border:1px solid var(--line);background:var(--raised);border-radius:14px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}.passkeys li div{flex-direction:column;gap:2px;min-width:0;display:flex}.passkeys small{color:var(--muted);font-size:13px}.confirm-inline{gap:6px;display:flex}.account .card>.btn{align-self:flex-start}