:root{color-scheme:light;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#111;background:#f5f5f5;--page:#f5f5f5;--panel:#fff;--surface:#fafafa;--line:#d8d8d8;--text:#111;--muted:#666;--accent:#111;--accent-contrast:#fff;--danger:#8e1b1b;--danger-bg:#fff0f0;--shadow:0 12px 34px #0000000a}
:root[data-theme=dark]{color-scheme:dark;color:#f2f2f2;background:#111;--page:#111;--panel:#1b1b1b;--surface:#222;--line:#393939;--text:#f2f2f2;--muted:#aaa;--accent:#f2f2f2;--accent-contrast:#111;--danger:#ffbaba;--danger-bg:#351b1b;--shadow:0 12px 34px #00000035}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--page);color:var(--text);font-synthesis:none;transition:background .15s,color .15s}button,input,select,textarea{font:inherit}button{border:1px solid var(--accent);border-radius:8px;padding:9px 13px;background:var(--accent);color:var(--accent-contrast);font-weight:650;cursor:pointer}button:hover{opacity:.82}button.secondary{background:transparent;color:var(--text);border-color:var(--line)}button.danger{background:var(--danger-bg);border-color:var(--danger);color:var(--danger)}button.small{padding:7px 10px;font-size:13px}input,select,textarea{width:100%;padding:11px 12px;color:var(--text);background:var(--panel);border:1px solid var(--line);border-radius:8px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--text)}textarea{min-height:76px;resize:vertical}label{display:block;color:var(--muted);font-size:13px;font-weight:650;margin:13px 0 6px}.loading,.center{display:grid;place-items:center;min-height:100vh}.wrap{max-width:1180px;margin:auto;padding:30px 24px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:28px}.brand{font-weight:800;font-size:21px;letter-spacing:-.7px}.brand span{color:var(--muted)}.muted{color:var(--muted)}h1,h2,h3{letter-spacing:-.4px}h1{font-size:clamp(28px,4vw,42px);margin:0 0 8px}h2{font-size:22px;margin:0 0 12px}h3{font-size:16px;margin:0 0 10px}.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:var(--shadow)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.row{display:flex;gap:10px;align-items:center}.row>*{flex:1}.event{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.event:last-child{border:0}.pill{display:inline-flex;border:1px solid var(--line);border-radius:99px;padding:4px 9px;font-size:12px;color:var(--muted)}.login{width:min(440px,calc(100vw - 32px));padding:30px}.form-actions{margin-top:18px}.error{color:var(--danger);margin-top:12px}.toolbar{display:flex;gap:8px;flex-wrap:wrap}.chat-shell{height:100dvh;min-height:420px;background:var(--page);display:flex;flex-direction:column;padding:16px;color:var(--text)}.chat-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:2px 2px 12px;gap:8px}.chat-head b{font-weight:700;font-size:16px}.messages{overflow:auto;display:flex;flex-direction:column;gap:9px;padding:14px 2px;flex:1}.bubble{padding:10px 12px;border-radius:10px;background:var(--panel);border:1px solid var(--line);max-width:94%;overflow-wrap:anywhere}.bubble strong{font-size:12px;color:var(--text);display:block;margin-bottom:3px}.bubble p{margin:0;white-space:pre-wrap}.bubble time{font-size:10px;color:var(--muted)}.composer{display:flex;gap:8px}.composer input{min-width:0}.join{max-width:440px;margin:auto;width:100%;padding:22px}.notice{text-align:center;color:var(--muted);font-size:13px;padding:10px}.dash-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:22px}.queue{display:flex;flex-direction:column;gap:11px;max-height:65vh;overflow:auto}.question{border:1px solid var(--line);border-radius:12px;padding:14px;background:var(--surface)}.question p{white-space:pre-wrap;margin:9px 0}.question-actions{display:flex;gap:6px;flex-wrap:wrap}.assignment{margin:10px 0;align-items:flex-end}.assignment-summary{font-size:13px;margin:8px 0}.split{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.stage-view{width:min(1200px,100%);margin:auto;padding:5vw;display:flex;flex-direction:column;min-height:100vh;justify-content:center}.stage-label{text-transform:uppercase;letter-spacing:1.5px;font-size:13px;color:var(--muted);font-weight:700}.stage-question{font-weight:750;font-size:clamp(34px,6vw,78px);line-height:1.16;margin:26px 0}.stage-meta{color:var(--muted);font-size:18px}.stage-card{border:1px solid var(--line);background:var(--panel);border-radius:18px;padding:36px}.stage-reply{position:fixed;bottom:20px;right:20px;width:min(430px,calc(100vw - 40px));display:flex;gap:8px}.stats{display:flex;gap:8px;align-items:center}.stat{border:1px solid var(--line);padding:7px 10px;border-radius:8px;color:var(--muted);font-size:12px}.tabs{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}.tab{background:transparent;border:1px solid var(--line);color:var(--text)}.tab.active{color:var(--accent-contrast);background:var(--accent);border-color:var(--accent)}.empty{color:var(--muted);padding:20px 5px}.inline{display:flex;gap:8px}.inline input{flex:1}.hint{font-size:12px;color:var(--muted);line-height:1.5}.brand-mark{display:flex;align-items:center;gap:10px}.mark{width:30px;height:30px;display:grid;place-items:center;border-radius:8px;background:var(--accent);color:var(--accent-contrast);font-weight:900}.team-member{padding:12px 0;border-bottom:1px solid var(--line)}.team-member:last-child{border:0}.stage-link-panel{margin-top:16px;padding:14px;border:1px solid var(--line);border-radius:12px;display:grid;gap:10px}.stage-link-panel p{margin:0}.qr-code{width:220px;height:220px;background:#fff;padding:8px;border-radius:8px}.hint a,.stage-link-panel a{color:var(--text)}@media(max-width:760px){.wrap{padding:20px 14px}.grid,.split{grid-template-columns:1fr}.dash-head{align-items:flex-start;flex-direction:column}.event{align-items:flex-start;flex-direction:column}.card{padding:17px}.stage-reply{bottom:10px;right:10px}.stage-card{padding:22px}.assignment{flex-direction:column;align-items:stretch}.chat-head .pill{white-space:nowrap}}

/* Speaker and conversation workflows */
.mode-help{margin-top:8px}.private-area{margin-top:14px;border-top:1px solid var(--line);padding-top:12px}.private-area summary{cursor:pointer;font-weight:700;padding:8px 0}.private-thread{display:flex;flex-direction:column;gap:8px;max-height:30vh;overflow:auto;padding:8px 2px}.private-composer{margin-top:8px}.private-inbox{display:grid;gap:14px}.private-thread-card{border:1px solid var(--line);border-radius:12px;padding:16px;background:var(--surface)}.private-transcript{display:flex;flex-direction:column;gap:8px;max-height:34vh;overflow:auto;margin:12px 0}.private-line{padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--panel);max-width:92%}.private-line.from-moderator{align-self:flex-end}.private-line p{white-space:pre-wrap;margin:5px 0}.private-line time{font-size:11px;color:var(--muted)}.private-reply-form textarea{margin-bottom:8px}.stage-workspace{max-width:1400px;margin:auto;padding:clamp(14px,3vw,32px);min-height:100dvh}.stage-top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px}.stage-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:16px;align-items:start}.stage-current,.stage-queue-panel{min-width:0}.stage-now{min-height:200px}.stage-question-list{display:flex;flex-direction:column;gap:10px;max-height:65vh;overflow:auto;padding:4px}.stage-question-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;padding:8px;border:1px solid var(--line);border-radius:12px;background:var(--surface);align-items:stretch}.stage-question-card.selected{outline:2px solid var(--text)}.stage-select{background:transparent;color:var(--text);border:0;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;text-align:left;gap:8px;min-height:84px;white-space:normal}.stage-select>span:nth-child(2){font-size:16px;line-height:1.35;font-weight:650}.stage-select small{color:var(--muted)}.stage-read-button{min-width:112px;min-height:48px;align-self:center}.stage-mark-read{min-height:54px;margin-top:18px;padding:13px 20px}.stage-current .stage-question{font-size:clamp(30px,4.8vw,64px);line-height:1.15;overflow-wrap:anywhere}.stage-current .stage-reply{position:static;width:100%;margin-top:24px}.stage-current .stage-meta{margin-top:12px}.private-area .bubble{max-width:100%}
@media(max-width:800px){.stage-workspace{padding:12px}.stage-layout{grid-template-columns:1fr}.stage-current{order:0}.stage-queue-panel{order:1}.stage-question-list{max-height:42vh}.stage-current .stage-question{font-size:clamp(28px,7vw,48px)}.stage-question-card{grid-template-columns:1fr}.stage-read-button{width:100%;min-height:50px}.private-transcript{max-height:45vh}.private-area .composer{flex-direction:column}.private-area .composer button{min-height:48px}}