:root{--bg: #0e1116;--panel: #161b22;--line: #262d38;--ink: #e8edf3;--muted: #8a97a8;--accent: #3b82f6;--danger: #e5484d;--ok: #18b26b;--warn: #e8a33d;--radius: 12px}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;max-width:100%;overflow-x:hidden}body{background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}img,video,svg,select,input,button{max-width:100%}button{font:inherit;cursor:pointer;border:none}code{background:#0b0e13;border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:.9em}.login-wrap{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 16px;gap:18px}.login-card{width:100%;max-width:420px;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:28px 24px}.login-brand{font-size:20px;font-weight:800;letter-spacing:.5px}.login-sub{color:var(--muted);font-size:14px;margin:8px 0 20px}.login-form{display:flex;flex-direction:column;gap:10px}.login-form label{font-size:13px;color:var(--muted)}.login-form textarea{background:#0b0e13;color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:13px;resize:vertical;font-family:ui-monospace,Menlo,Consolas,monospace}.btn-primary{background:var(--accent);color:#fff;border-radius:10px;padding:11px 16px;font-weight:600}.btn-primary:disabled{opacity:.45;cursor:default}.login-err{color:var(--danger);font-size:13px}.login-divider{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin:18px 0}.login-divider:before,.login-divider:after{content:"";flex:1;height:1px;background:var(--line)}.btn-google{width:100%;background:#21283180;color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:11px 16px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:8px}.btn-google:disabled{opacity:.55;cursor:default}.soon{font-size:11px;color:var(--muted);background:#0b0e13;border:1px solid var(--line);border-radius:20px;padding:1px 8px}.login-foot{color:var(--muted);font-size:12px}.lobby{min-height:100%;display:flex;flex-direction:column}.appbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 20px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:11px}.brand-mark{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;font-weight:800;font-size:15px;letter-spacing:.5px;display:flex;align-items:center;justify-content:center}.brand-text{display:flex;flex-direction:column;line-height:1.15}.brand-text strong{font-size:15px;font-weight:700}.brand-text span{font-size:12px;color:var(--muted)}.profile{position:relative}.profile-btn{display:flex;align-items:center;gap:10px;background:#0b0e13;border:1px solid var(--line);border-radius:24px;padding:5px 10px 5px 5px;color:var(--ink)}.avatar-sm{width:34px;height:34px;border-radius:50%;background:#21283180;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px}.profile-meta{display:flex;flex-direction:column;align-items:flex-start;line-height:1.2}.profile-name{font-size:13px;font-weight:600}.profile-role{font-size:11px;font-weight:600;padding:1px 8px;border-radius:20px;background:#21283180;color:var(--muted)}.role-admin{background:#3b82f633;color:#9dc0ff}.role-host{background:#18b26b33;color:#74e0a9}.role-contributor{background:#8a97a833;color:#c3ccd8}.profile-pop{position:absolute;right:0;top:calc(100% + 8px);width:260px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px;box-shadow:0 12px 30px #00000073;z-index:30}.pop-head{display:flex;gap:12px;align-items:center;padding-bottom:12px;border-bottom:1px solid var(--line)}.avatar-lg{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:19px;flex:0 0 auto}.pop-id{display:flex;flex-direction:column;gap:3px;min-width:0}.pop-id strong{font-size:14px}.pop-email{font-size:12px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pop-id .profile-role{align-self:flex-start;margin-top:2px}.pop-logout{width:100%;margin-top:12px;display:flex;align-items:center;justify-content:center;gap:8px;background:#2a1416;color:#ff9a9e;border:1px solid #5c2a2e;border-radius:10px;padding:10px;font-weight:600;font-size:13px}.lobby-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;padding:22px 20px 8px;flex-wrap:wrap}.lobby-h1{font-size:22px;font-weight:800;margin:0}.lobby-sub{color:var(--muted);font-size:13px;margin:3px 0 0}.btn-refresh{display:inline-flex;align-items:center;gap:7px;background:#21283180;color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:9px 13px;font-size:13px;font-weight:600}.lobby-note{margin:8px 20px 0;display:flex;align-items:center;gap:8px;padding:10px 14px;font-size:13px;color:var(--muted);background:#0b0e13;border:1px solid var(--line);border-radius:10px}.lobby-err{margin:8px 20px 0;display:flex;align-items:center;gap:8px;padding:10px 14px;font-size:13px;color:#ff9a9e;background:#2a1416;border:1px solid #5c2a2e;border-radius:10px}.rooms-grid{flex:1;display:grid;gap:16px;padding:16px 20px 28px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));align-content:start}.rooms-empty{grid-column:1 / -1;color:var(--muted);text-align:center;padding:60px 0;display:flex;flex-direction:column;align-items:center;gap:8px}.rooms-empty p{font-size:15px;color:var(--ink);margin:0}.rooms-empty span{font-size:13px}.empty-icon{width:64px;height:64px;border-radius:16px;background:#0b0e13;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--muted);margin-bottom:6px}.room-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:14px;transition:border-color .15s,transform .1s}.room-card:hover{border-color:var(--border-strong, #3a424e)}.room-card.live{border-color:#244a33;box-shadow:0 0 0 1px #18b26b22 inset}.room-card-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.room-name{font-weight:700;font-size:17px}.live-pill{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:600;color:var(--muted);background:#21283180;border-radius:20px;padding:3px 9px}.live-pill.on{color:#74e0a9;background:#18b26b22}.live-dot{width:7px;height:7px;border-radius:50%;background:#3a424e}.live-pill.on .live-dot{background:var(--ok);box-shadow:0 0 0 3px #18b26b33}.room-occ{display:flex;align-items:center;gap:8px;color:var(--muted)}.occ-num{font-size:26px;font-weight:800;line-height:1;color:var(--ink)}.occ-lbl{font-size:13px}.btn-enter{margin-top:auto;display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff;border-radius:11px;padding:12px 14px;font-weight:600;font-size:14px}.btn-enter.locked{background:#0b0e13;color:var(--muted);border:1px solid var(--line);cursor:default}@media (max-width: 640px){.appbar{padding:10px 14px}.profile-name{display:none}.lobby-head{padding:16px 14px 6px}.rooms-grid{padding:12px 14px 24px;grid-template-columns:1fr}}.room{height:100%;display:flex;flex-direction:column;overflow:hidden}.room-bar{display:flex;align-items:center;gap:10px;padding:10px 14px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap;flex:0 0 auto}.room-bar-title{font-weight:700;font-size:15px}.room-bar-right{margin-left:auto;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.btn-icon{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;color:var(--ink)}.btn-icon.ghost{background:#21283180;border:1px solid var(--line)}.btn-pill{display:inline-flex;align-items:center;gap:6px;border-radius:20px;padding:8px 14px;font-size:13px;font-weight:600}.btn-pill.ghost{background:#21283180;color:var(--ink);border:1px solid var(--line)}.btn-pill.broadcast{background:var(--danger);color:#fff}.btn-pill.broadcast.on{background:#7a1d20}.btn-pill.broadcast .dot{width:8px;height:8px;border-radius:50%;background:#fff}.btn-pill:disabled{opacity:.5;cursor:default}.room-status-line{padding:6px 14px;font-size:13px;color:var(--muted);background:#0b0e13;flex:0 0 auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.countdown{text-align:center;padding:8px 14px;background:#11213a;color:#cfe0ff;border-bottom:1px solid #1d3356;font-size:14px;flex:0 0 auto}.countdown.live{background:#122a1d;color:#9ff0c2;border-color:#1d4a33}.stage{position:relative;flex:1 1 auto;min-height:0;display:flex;flex-direction:column;overflow:hidden}.screen-area{position:relative;flex:1 1 auto;min-height:0;background:#000;display:flex;align-items:center;justify-content:center}.screen-area video{width:100%;height:100%;object-fit:contain}.screen-name{position:absolute;bottom:10px;left:12px;background:#0009;padding:4px 10px;border-radius:7px;font-size:13px}.cameras{display:grid;gap:8px;padding:10px;width:100%;flex:1 1 auto;min-height:0;grid-auto-rows:1fr}.cameras.n1{grid-template-columns:1fr}.cameras.n2,.cameras.n3,.cameras.n4{grid-template-columns:1fr 1fr}.cameras.n5,.cameras.n6{grid-template-columns:1fr 1fr 1fr}.room.presenting .cameras{flex:0 0 auto;height:150px;grid-auto-rows:none;display:flex;gap:8px;overflow-x:auto;overflow-y:hidden}.room.presenting .cameras .tile{flex:0 0 auto;width:220px;height:100%}.tile{position:relative;background:#000;border-radius:12px;overflow:hidden;border:1px solid var(--line);min-width:0;min-height:0}.tile video{width:100%;height:100%;object-fit:cover;display:block;background:#000}.tile-meta{position:absolute;bottom:8px;left:10px;display:flex;gap:6px;align-items:center;background:#0009;padding:4px 9px;border-radius:7px;font-size:13px;max-width:calc(100% - 20px)}.tile-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.tag.host{background:#3b82f633;color:#9dc0ff;font-size:11px;padding:2px 7px;border-radius:20px}.tile-kick{position:absolute;top:8px;right:8px;background:var(--danger);color:#fff;width:30px;height:30px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center}.signalwrap{display:inline-flex;align-items:center;gap:6px;flex:0 0 auto}.signalwrap.withtext{background:#0b0e13;border:1px solid var(--line);border-radius:20px;padding:4px 10px}.signal-word{font-size:12px;font-weight:600;color:var(--muted)}.signal-word.ok{color:var(--ok)}.signal-word.mid{color:var(--warn)}.signal-word.low{color:var(--danger)}.signal-word.none{color:var(--muted)}.signal{display:inline-flex;align-items:flex-end;gap:2px;width:18px;height:14px;flex:0 0 auto}.signal.compact{width:15px;height:12px}.signal i{width:4px;background:#3a424e;border-radius:1px;display:block}.signal.compact i{width:3px}.signal i.on{background:var(--muted)}.signal.ok i.on{background:var(--ok)}.signal.mid i.on{background:var(--warn)}.signal.low i.on{background:var(--danger)}.dock{flex:0 0 auto;display:flex;align-items:center;justify-content:center;gap:12px;padding:12px;padding-bottom:calc(12px + env(safe-area-inset-bottom));background:var(--panel);border-top:1px solid var(--line);flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin}.dock .ctl{flex:0 0 auto}.blur-ctl{position:relative}.blur-dot{position:absolute;top:4px;right:6px;background:var(--accent);color:#fff;font-size:10px;font-weight:700;min-width:15px;height:15px;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 3px}.ctl{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;width:64px;height:58px;border-radius:14px;background:#21283180;border:1px solid var(--line);color:var(--ink)}.ctl .ctl-label{font-size:11px;color:var(--muted)}.ctl.active{background:#3b82f633;border-color:#2f5ea8;color:#cfe0ff}.ctl.active .ctl-label{color:#cfe0ff}.ctl.off{background:#2a1416;border-color:#5c2a2e;color:#ff9a9e}.ctl.off .ctl-label{color:#ff9a9e}.ctl.leave{background:#2a1416;border-color:#5c2a2e;color:#ff9a9e}.ctl.leave .ctl-label{color:#ff9a9e}.ctl:disabled{opacity:.45;cursor:default}@media (max-width: 1024px){.rooms-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;padding:14px}.room.presenting .cameras .tile{width:180px}}@media (max-width: 640px){.room-bar{padding:10px 12px}.rooms-grid{grid-template-columns:1fr}.room-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.live-pill{white-space:nowrap;flex:0 0 auto}.cameras.n2,.cameras.n3,.cameras.n4,.cameras.n5,.cameras.n6{grid-template-columns:1fr}.room.presenting .cameras{height:110px}.room.presenting .cameras .tile{width:150px}.room-bar-right{width:100%;margin-left:0;justify-content:flex-start}.dock{gap:10px;padding:10px 10px calc(10px + env(safe-area-inset-bottom))}.ctl{width:72px;height:62px}}@media (max-width: 380px){.rooms-grid{grid-template-columns:1fr}.ctl{width:64px}}.prejoin{height:100%;display:flex;flex-direction:column;overflow:hidden}.prejoin-bar{flex:0 0 auto;display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--panel);border-bottom:1px solid var(--line)}.prejoin-title{font-size:15px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.prejoin-title strong{color:var(--ink)}.prejoin-body{flex:1 1 auto;min-height:0;display:flex;gap:20px;padding:20px;align-items:center;justify-content:center;overflow-y:auto}.prejoin-stage{display:flex;flex-direction:column;gap:12px;align-items:center;flex:0 1 620px;min-width:0;max-width:100%}.preview{position:relative;width:100%;max-width:620px;aspect-ratio:16 / 9;max-height:60vh;background:#000;border:1px solid var(--line);border-radius:16px;overflow:hidden}.preview video{width:100%;height:100%;object-fit:cover;display:block}.preview video.mirror{transform:scaleX(-1)}.preview-off{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--muted)}.preview-ctl{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.prejoin-panel{width:300px;max-width:100%;flex:0 0 auto;display:flex;flex-direction:column;gap:14px}.prejoin-err{background:#2a1416;color:#ff9a9e;border:1px solid #5c2a2e;border-radius:10px;padding:10px 12px;font-size:13px}.field{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted);min-width:0}.field select{width:100%;background:#0b0e13;color:var(--ink);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px}.field select:disabled{opacity:.5}.field-hint{font-size:12px;color:var(--accent)}.check{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink);cursor:pointer}.btn-join{background:var(--accent);color:#fff;border-radius:12px;padding:14px 16px;font-weight:700;font-size:16px}.prejoin-hint{font-size:12px;color:var(--muted);line-height:1.5}@media (max-width: 860px){.prejoin-body{flex-direction:column;align-items:stretch;gap:14px;padding:14px}.prejoin-stage{flex:0 0 auto;width:100%}.preview{max-height:42vh}.prejoin-panel{width:100%}}.hands-badge{background:#e8a33d22;color:var(--warn);border:1px solid #5c4a1e;border-radius:20px;padding:3px 10px;font-size:13px;font-weight:600}.tile.raised{outline:2px solid var(--warn);outline-offset:-2px}.avatar-tile{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;background:#10151c}.avatar-big{width:96px;height:96px;border-radius:50%;background:#21283180;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:40px;font-weight:700;color:var(--ink);text-transform:uppercase}@keyframes speakpulse{0%,to{box-shadow:0 0 #18b26b00}50%{box-shadow:0 0 0 3px #18b26baa}}.tile.speaking{outline:3px solid var(--ok);outline-offset:-3px}@media (prefers-reduced-motion: no-preference){.tile.speaking{animation:speakpulse 1.1s ease-in-out infinite}}.session-timer{display:inline-flex;align-items:center;gap:5px;background:#0b0e13;border:1px solid var(--line);border-radius:20px;padding:4px 10px;font-size:13px;font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums}.dock-sep{width:1px;height:36px;background:var(--line);flex:0 0 auto}.ctl.broadcast{background:#2a1416;border-color:#5c2a2e;color:#ff9a9e}.ctl.broadcast.on{background:var(--danger);color:#fff}.hand-flag{position:absolute;top:8px;left:8px;background:#0009;border-radius:8px;padding:2px 8px;font-size:18px;line-height:1.3}@media (max-width: 640px){.prejoin-body{padding:12px;gap:14px}.prejoin-panel{flex-basis:100%;width:100%}}