:root{--bg:#f4f1ea;--bg-2:#ece7dc;--paper:#fbfaf6;--ink:#2c2a26;--muted:#6f6a60;--line:#ddd6c8;--line-strong:#cfc6b4;--speaker1:#3f5c4e;--speaker1-soft:#e4eee8;--speaker2:#6b4a38;--speaker2-soft:#f3e8e1;--expert:#4a5560;--expert-soft:#e8edf1;--warn:#8a4b2a;--danger:#8b2e2e;--ok:#2f6b4f;--shadow:0 1px 2px #2c2a260f;--sans:"Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;--serif:"Source Han Serif SC", "Noto Serif SC", "Songti SC", "SimSun", serif;font:15px/1.55 var(--sans);color:var(--ink);background:var(--bg);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{background:radial-gradient(1200px 600px at 50% -10%, #fffdf7 0%, var(--bg) 55%)}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent}button:disabled{cursor:not-allowed;opacity:.55}.app{flex-direction:column;height:100dvh;min-height:460px;display:flex}.topbar{border-bottom:1px solid var(--line);background:var(--paper);flex-wrap:wrap;flex:none;align-items:center;gap:10px;padding:10px 16px;display:flex}.room-error{color:var(--danger);flex-basis:100%;font-size:12px}.invite-row{flex-basis:100%;gap:4px;display:grid}.invite-url{border:1px solid var(--line-strong);background:#fff;border-radius:8px;width:min(720px,100%);padding:6px 10px;font-size:13px}.brand{flex-direction:column;min-width:108px;display:flex}.brand strong{letter-spacing:.04em;font-weight:650}.brand span{color:var(--muted);font-size:11px}.topbar-actions{flex-wrap:wrap;align-items:center;gap:8px;margin-left:auto;display:flex}.seg{border:1px solid var(--line-strong);background:var(--paper);border-radius:999px;display:inline-flex;overflow:hidden}.seg button{background:0 0;border:0;padding:6px 12px;font-size:13px}.seg button[aria-pressed=true]{background:var(--ink);color:#fbfaf6}.seg button:disabled[aria-pressed=true]{opacity:1}.dot{vertical-align:top;background:#d9483b;border-radius:50%;width:8px;height:8px;margin-left:5px;display:inline-block}.ghost,.solid,.danger{border:1px solid var(--line-strong);background:var(--paper);border-radius:8px;padding:6px 12px;font-size:13px}.solid{background:var(--ink);color:#fbfaf6;border-color:var(--ink)}.danger{color:var(--danger);border-color:#e3c4c4}.tabs{display:none}.stage{flex:1;grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1.25fr) minmax(320px,1fr);min-height:0;display:grid}.panel{background:var(--paper);border-right:1px solid var(--line);flex-direction:column;min-height:0;display:flex}.panel:last-child{border-right:0}.panel[hidden]{display:none}.panel.expert{background:#f7f5f0}.panel-head{border-bottom:1px solid var(--line);gap:8px;padding:14px 16px 10px;display:grid}.panel-head label{color:var(--muted);gap:4px;font-size:12px;display:grid}.panel-head input,.topic-input{border:0;border-bottom:1px solid var(--line);background:0 0;outline:none;padding:4px 0}.panel-head input:focus,.topic-input:focus{border-bottom-color:var(--ink)}.panel-head input:read-only,.topic-input:read-only{color:var(--muted)}.presence{color:var(--muted);font-size:12px}.presence.active{color:var(--ok);font-weight:600}.thread{overscroll-behavior:contain;flex-direction:column;flex:1;gap:10px;min-height:0;padding:16px;display:flex;overflow:auto}.thread>*{flex:none}.empty{color:var(--muted);text-align:center;margin:auto;font-size:13px}.bubble{max-width:100%;box-shadow:var(--shadow);border:1px solid #0000;border-radius:12px;padding:10px 12px}.bubble .meta{color:var(--muted);justify-content:space-between;gap:8px;margin-bottom:4px;font-size:11px;display:flex}.bubble p{white-space:pre-wrap;word-break:break-word;margin:0}.bubble.expert{background:var(--expert-soft);border-color:#d5dde4}.bubble.warn{border-color:#e4c9b6}.bubble.flash{animation:1.8s ease-out flash}@keyframes flash{0%,35%{box-shadow:0 0 0 3px #4a556080}to{box-shadow:var(--shadow)}}.tags{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.tag{border:1px solid var(--line);color:var(--muted);background:#fff;border-radius:999px;padding:2px 8px;font-size:12px}.claim{border:1px solid var(--line);background:#fff;border-radius:8px;margin-top:8px;padding:8px;font-size:13px}.claim .v{letter-spacing:.04em;margin-right:6px;font-size:11px;font-weight:650}.v-support{color:var(--ok)}.v-oppose{color:var(--danger)}.v-partial{color:var(--warn)}.claim .reason{color:var(--muted);margin-top:2px;font-size:12px}.composer{border-top:1px solid var(--line);background:#fbfaf6;gap:8px;padding:12px 16px 16px;display:grid}.composer textarea{resize:none;border:1px solid var(--line-strong);background:#fff;border-radius:10px;outline:none;width:100%;min-height:44px;padding:10px;display:block}.composer textarea:focus{border-color:var(--ink)}.composer-row{align-items:center;gap:8px;display:flex}.composer-row .ask{margin-left:auto}.composer-row .send{padding-inline:20px}.hold{-webkit-user-select:none;user-select:none;touch-action:none}.hold[data-active=true]{background:var(--speaker1);color:#fff;border-color:var(--speaker1)}.speech-hint{color:var(--muted);min-height:1.2em;font-size:12px}.chat-head{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:10px 16px;display:flex}.chat-peer{flex-direction:column;min-width:0;display:flex}.chat-peer strong{text-overflow:ellipsis;white-space:nowrap;font-size:16px;font-weight:600;overflow:hidden}.chat-me{color:var(--muted);flex:none;align-items:center;gap:6px;font-size:12px;display:flex}.chat-me input{border:0;border-bottom:1px solid var(--line);width:9em;color:var(--ink);background:0 0;outline:none;padding:2px 0}.chat-me input:focus{border-bottom-color:var(--ink)}.chat-thread{background:var(--bg);gap:12px}.chat-row{align-items:flex-start;gap:8px;display:flex}.chat-row.own{flex-direction:row-reverse}.avatar{color:#fff;-webkit-user-select:none;user-select:none;border-radius:50%;flex:none;place-items:center;width:36px;height:36px;font-size:15px;font-weight:600;display:grid}.chat-row.speaker1 .avatar{background:var(--speaker1)}.chat-row.speaker2 .avatar{background:var(--speaker2)}.chat-body{flex-direction:column;align-items:flex-start;gap:2px;min-width:0;max-width:min(74%,560px);display:flex}.chat-row.own .chat-body{align-items:flex-end}.chat-bubble{box-shadow:var(--shadow);white-space:pre-wrap;overflow-wrap:anywhere;border:1px solid #0000;border-radius:12px;padding:8px 12px}.chat-row:not(.own) .chat-bubble{border-top-left-radius:4px}.chat-row.own .chat-bubble{border-top-right-radius:4px}.chat-row.speaker1 .chat-bubble{background:var(--speaker1-soft);border-color:#d3e2d9}.chat-row.speaker2 .chat-bubble{background:var(--speaker2-soft);border-color:#ead8ce}.chat-sub{color:var(--muted);gap:8px;font-size:11px;display:flex}.chat-sub button{color:var(--muted);background:0 0;border:0;padding:0;font-size:11px;text-decoration:underline}.chat-sub button:hover{color:var(--ink)}.chat-time,.chat-note{color:var(--muted);text-align:center;align-self:center;font-size:12px}.chat-note{background:#2c2a260f;border-radius:999px;padding:2px 10px}.chat-note.failed{color:var(--danger);background:#f8ecec;border-radius:8px}.chat-note.failed button,.text-link{color:inherit;background:0 0;border:0;margin-left:8px;padding:0;font-size:12px;text-decoration:underline}.bubble .text-link{color:var(--muted);margin:8px 0 0;display:block}.bubble .text-link:hover{color:var(--ink)}.reply-marks{color:var(--expert);flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;font-size:12px;display:flex}.reply-marks:before,.reply-marks:after{content:"";background:var(--line-strong);flex:1;min-width:16px;height:1px}.mark{background:var(--expert-soft);color:var(--expert);border:1px solid #d5dde4;border-radius:999px;padding:1px 9px;font-size:12px}button.mark:hover{border-color:var(--expert)}.mark.pending{color:var(--muted);background:0 0;border-style:dashed}.chat-thread.picking .chat-row{cursor:pointer}.chat-thread.picking .chat-row:hover .chat-bubble{border-color:var(--ink)}.chat-row.picked .chat-bubble{outline:2px solid var(--ink);outline-offset:1px}.chat-note.picked{outline:1px dashed var(--ink)}.chat-row.focus .chat-bubble{outline:2px solid var(--expert);outline-offset:1px}.chat-note.focus{outline:1px dashed var(--expert)}.pick-bar{background:var(--expert-soft)}.pick-step{font-size:13px}.pick-bar .cancel{margin-left:auto}.shots-actions{flex:none;gap:8px;display:flex}.panel.shots.dragging{outline:2px dashed var(--expert);outline-offset:-6px}.shots-grid{grid-template-columns:repeat(auto-fill,minmax(116px,1fr));gap:12px;margin:0;padding:0;list-style:none;display:grid}.shots-grid li{position:relative}.shot{aspect-ratio:3/4;border:1px solid var(--line-strong);background:#fff;border-radius:10px;width:100%;padding:0;display:block;overflow:hidden}.shot img{object-fit:cover;object-position:top;width:100%;height:100%;display:block}.shot-no,.shot-del{text-align:center;color:#fff;border-radius:11px;min-width:22px;height:22px;font-size:12px;line-height:22px;position:absolute;top:6px}.shot-no{background:#2c2a26b8;padding:0 6px;left:6px}.shot-del{background:#8b2e2ed9;border:0;padding:0;font-size:15px;right:6px}.ask-label{color:var(--muted);font-size:13px}.lightbox{z-index:30;background:#141311db;flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:16px;display:flex;position:fixed;inset:0}.lightbox img{background:#fff;border-radius:6px;max-width:100%;max-height:calc(100dvh - 96px)}.lightbox-bar{color:#fbfaf6;align-items:center;gap:10px;font-size:13px;display:flex}.expert-meta{gap:8px;display:grid}.mode-label{color:var(--muted);font-size:13px}.ask-row{gap:8px;display:flex}.stream{border:1px dashed var(--line-strong);color:var(--muted);white-space:pre-wrap;border-radius:10px;padding:10px 12px}.stream-label{margin-bottom:4px;font-size:12px}.error-banner{color:var(--danger);background:#f8ecec;border:1px solid #e8cfcf;border-radius:8px;padding:8px 10px;font-size:13px}.drawer-backdrop{z-index:20;background:#2c2a2647;justify-content:flex-end;display:flex;position:fixed;inset:0}.drawer{background:var(--paper);border-left:1px solid var(--line);align-content:start;gap:14px;width:min(420px,100%);height:100%;padding:20px;display:grid;overflow:auto}.drawer h2{margin:0;font-size:18px;font-weight:650}.field{gap:6px;font-size:13px;display:grid}.field input{border:1px solid var(--line-strong);background:#fff;border-radius:8px;padding:8px 10px}.help{color:var(--muted);margin:0;font-size:12px}.session-item{border:1px solid var(--line);background:#fff;border-radius:8px;align-items:center;gap:8px;padding:8px;display:flex}.session-item.active{border-color:var(--ink)}.session-item button.link{text-align:left;background:0 0;border:0;flex:1;padding:0}.splash{text-align:center;min-height:100svh;color:var(--muted);place-content:center;gap:8px;padding:24px;display:grid}.splash strong{color:var(--ink);letter-spacing:.04em;font-size:18px}.splash p{margin:0}.auth{place-items:center;min-height:100svh;padding:24px 16px;display:grid}.auth-card{background:var(--paper);border:1px solid var(--line);width:min(380px,100%);box-shadow:var(--shadow);border-radius:14px;gap:14px;padding:24px;display:grid}.auth-card .brand strong{font-size:20px}.auth-card .seg button{flex:1}.auth-card .solid{padding:9px 12px}@media (width<=980px){.topbar{gap:8px;padding:8px 12px}.invite-row .help{display:none}.tabs{background:var(--paper);border-bottom:1px solid var(--line);flex:none;display:flex}.tabs button{color:var(--muted);background:0 0;border:0;border-bottom:2px solid #0000;flex:1;padding:9px 0 7px;font-size:14px}.tabs button[aria-selected=true]{color:var(--ink);border-bottom-color:var(--ink);font-weight:600}.stage{grid-template-columns:minmax(0,1fr)}.stage[data-tab=chat] .panel.expert,.stage[data-tab=expert] .panel:not(.expert){display:none}.panel{border-right:0}.thread{padding:12px}.composer{padding:10px 12px 12px}.chat-body{max-width:78%}}@media (width<=520px){.topbar-actions{gap:6px;margin-left:0}.topbar-actions button{padding:5px 8px;font-size:12px}}