:root,:root[data-theme=light]{--bg: #f5f5f7;--bg-soft: #ececee;--bg-card: #ffffff;--bg-glass: rgba(255,255,255,.72);--border: #e2e2e6;--text: #1d1d1f;--text-dim: #6e6e73;--primary: #0a84ff;--primary-hover: #3395ff;--primary-soft: rgba(10,132,255,.1);--danger: #ff3b30;--danger-soft: #ff6961;--ok: #34c759;--rec: #ff3b30;--warn-text: #8a5200;--warn-soft: rgba(255,159,10,.18);--warn-border: rgba(255,159,10,.6);--radius: 14px;--radius-lg: 20px;--shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.06);--shadow-lg: 0 10px 40px rgba(0,0,0,.12)}:root[data-theme=dark]{--bg: #1a1a1a;--bg-soft: #242424;--bg-card: #2b2b2b;--bg-glass: rgba(38,38,38,.78);--border: #3a3a3a;--text: #f5f5f5;--text-dim: #9a9a9a;--primary: #0a84ff;--primary-hover: #409cff;--primary-soft: rgba(10,132,255,.18);--danger: #ff453a;--danger-soft: #ff6961;--ok: #30d158;--rec: #ff453a;--warn-text: #ffc266;--warn-soft: rgba(255,159,10,.16);--warn-border: rgba(255,159,10,.55);--shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);--shadow-lg: 0 10px 40px rgba(0,0,0,.5)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,PingFang SC,Microsoft YaHei,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;transition:background .4s ease,color .4s ease}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-hover)}h1,h2,h3{margin:0 0 .5em;line-height:1.25;font-weight:700;letter-spacing:-.01em}.theme-fab{position:fixed;right:20px;bottom:20px;z-index:60;width:46px;height:46px;border-radius:50%;border:1px solid var(--border);background:var(--bg-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);color:var(--text);font-size:20px;cursor:pointer;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;transition:transform .15s,background .3s}.theme-fab:hover{transform:scale(1.06)}.theme-panel{position:fixed;right:20px;bottom:78px;z-index:60;width:250px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:4px 0 8px}.theme-panel-head{display:flex;align-items:center;justify-content:space-between;padding:10px 14px 4px;font-weight:600;font-size:14px}.theme-panel-head .icon-btn{font-size:18px;line-height:1}.theme-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px}.theme-label{font-size:13px;color:var(--text-dim)}.theme-hint{padding:0 14px 8px}.theme-manual-btn{margin:2px 14px 4px;width:calc(100% - 28px)}.switch{position:relative;display:inline-block;width:46px;height:26px;flex:none}.switch input{opacity:0;width:0;height:0}.switch .slider{position:absolute;cursor:pointer;top:0;right:0;bottom:0;left:0;background:var(--bg-soft);border:1px solid var(--border);border-radius:26px;transition:.2s}.switch .slider:before{content:"";position:absolute;height:20px;width:20px;left:2px;top:2px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 3px #0003}.switch input:checked+.slider{background:var(--primary);border-color:var(--primary)}.switch input:checked+.slider:before{transform:translate(20px)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:12px;padding:9px 18px;font-size:14px;font-weight:500;cursor:pointer;background:var(--bg-card);color:var(--text);transition:background .15s,opacity .15s,transform .05s,box-shadow .15s;text-decoration:none;white-space:nowrap;box-shadow:0 1px 2px #00000008}.btn:hover{background:var(--bg-soft);color:var(--text)}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 2px 8px #0a84ff40}.btn-primary:hover{background:var(--primary-hover);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-soft);color:#fff}.btn-danger-soft{background:transparent;border-color:var(--danger-soft);color:var(--danger)}.btn-danger-soft:hover{background:#ff3b301a;color:var(--danger)}.btn-ghost{background:transparent;border-color:var(--border);color:var(--text);box-shadow:none}.btn-ghost:hover{background:var(--bg-soft);color:var(--text)}.btn-sm{padding:6px 12px;font-size:13px;border-radius:10px}.btn-xs{padding:4px 10px;font-size:12px;border-radius:8px}.btn-lg{padding:14px 30px;font-size:16px;border-radius:14px}.btn-block{width:100%}label{display:block;font-size:13px;color:var(--text-dim);margin:16px 0 6px;font-weight:500}input,select{width:100%;padding:12px 14px;margin-top:6px;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:12px;font-size:14px;transition:border-color .15s,box-shadow .15s}input:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}.form-error{color:var(--danger);font-size:13px;margin:10px 0 0}.banner-error{background:#ff3b301a;border:1px solid rgba(255,59,48,.25);color:var(--danger);padding:12px 16px;border-radius:12px;margin:12px 0}.banner-muted{background:#ff3b301a;border:1px solid rgba(255,59,48,.25);color:var(--danger);padding:12px 16px;border-radius:12px;margin:12px 0;font-weight:600}.banner-ok{background:#34c7591f;border:1px solid rgba(52,199,89,.3);color:var(--ok);padding:12px 16px;border-radius:12px;margin:12px 0;font-weight:600}.conn-banner{margin:0;border-radius:0;border-left:none;border-right:none;border-top:none}.center-screen{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:20px}.hint-text{font-size:12px;color:var(--text-dim)}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.auth-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px;width:100%;max-width:400px;box-shadow:var(--shadow)}.auth-card h1{font-size:24px;letter-spacing:-.02em}.auth-back{font-size:13px;color:var(--text-dim)}.auth-alt{font-size:13px;color:var(--text-dim);margin-top:18px;text-align:center}.room-name-line{font-size:14px;color:var(--text-dim)}.landing{min-height:100vh;display:flex;flex-direction:column}.landing-nav{display:flex;align-items:center;justify-content:space-between;padding:18px 40px;background:var(--bg-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.landing-nav nav{display:flex;gap:10px}.logo{font-size:20px;font-weight:700;letter-spacing:-.02em;display:inline-flex;align-items:center;gap:8px;color:var(--text);text-decoration:none}.logo:hover{color:var(--text)}.logo .logo-mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,#0a84ff,#5e5ce6);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:15px}.landing-main{flex:1;max-width:1000px;margin:0 auto;padding:88px 24px 48px;text-align:center}.landing-main h1{font-size:52px;font-weight:800;letter-spacing:-.03em}.landing-main h1 em{color:var(--primary);font-style:normal}.landing-sub{font-size:18px;color:var(--text-dim);max-width:600px;margin:18px auto 32px}.landing-actions{margin:12px 0 72px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;text-align:left}.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.feature-icon{font-size:28px;width:52px;height:52px;border-radius:14px;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;margin-bottom:8px}.feature-card h3{font-size:17px;margin:14px 0 6px}.feature-card p{font-size:13px;color:var(--text-dim);margin:0}.landing-footer{text-align:center;color:var(--text-dim);font-size:12px;padding:24px;border-top:1px solid var(--border)}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:50;padding:20px;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:460px;max-height:88vh;overflow:auto;box-shadow:var(--shadow-lg)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--border)}.modal-head h3{margin:0;font-size:17px}.icon-btn{background:none;border:none;color:var(--text-dim);font-size:22px;cursor:pointer}.icon-btn:hover{color:var(--text)}.modal-body{padding:22px}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;flex-wrap:wrap}.confirm-msg{margin:0;font-size:14px}.share-link-box{background:var(--bg-soft);border:1px dashed var(--border);border-radius:12px;padding:12px 14px;font-size:13px;word-break:break-all;margin:12px 0;color:var(--text-dim)}.share-form label{margin:10px 0 4px}.badge{font-size:12px;padding:3px 12px;border-radius:20px;border:1px solid var(--border);color:var(--text-dim);font-weight:500}.badge-idle{color:var(--text-dim)}.badge-ready{color:var(--primary);border-color:#0a84ff66;background:var(--primary-soft)}.badge-recording{color:#fff;background:var(--rec);border-color:var(--rec);animation:pulse 1.4s infinite}.badge-ended{color:var(--ok);border-color:#34c75966}@keyframes pulse{0%,to{opacity:1}50%{opacity:.55}}.dashboard{min-height:100vh}.dash-header{display:flex;align-items:center;justify-content:space-between;padding:14px 32px;background:var(--bg-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.dash-user{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--text-dim)}.dash-main{max-width:1040px;margin:0 auto;padding:32px 24px 60px}.dash-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:24px;flex-wrap:wrap}.dash-top h1{margin:0;font-size:28px;letter-spacing:-.02em}.session-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}.session-card{display:block;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;color:var(--text);box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s,border-color .2s}.session-card:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow-lg);color:var(--text)}.session-card-top{display:flex;align-items:center;justify-content:space-between;gap:8px}.session-name{font-weight:600;font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.session-meta{display:flex;gap:14px;color:var(--text-dim);font-size:12px;margin-top:12px}.session-room{font-size:12px;color:var(--primary);margin-top:8px;font-weight:500}.empty-state{text-align:center;color:var(--text-dim);padding:70px 0;background:var(--bg-card);border:1px dashed var(--border);border-radius:var(--radius-lg)}.session-title-row{display:flex;align-items:center;gap:10px}.title-input{width:320px;margin:0;font-size:18px;font-weight:700;padding:10px 12px;letter-spacing:-.01em}.session-title-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.recording-group{margin-bottom:28px}.recording-group-title{font-size:16px;margin:0 0 10px;display:flex;align-items:baseline;gap:8px}.track-table{width:100%;border-collapse:separate;border-spacing:0;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}.track-table th,.track-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:14px}.track-table th{color:var(--text-dim);font-weight:500;font-size:12px;background:var(--bg-soft)}.track-table tr:last-child td{border-bottom:none}.track-table tbody tr:hover{background:var(--bg-soft)}.track-name-input{width:160px;margin:0;padding:7px 10px;font-size:14px}.track-actions{display:flex;gap:6px;flex-wrap:wrap}.host-tag{font-size:11px;color:var(--primary);border:1px solid var(--primary);border-radius:12px;padding:0 7px;margin-left:6px;background:var(--primary-soft)}.player-bar{margin-top:18px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}.player-bar audio{width:100%}.room-shell,.guest-wrap{min-height:100vh;display:flex;flex-direction:column}.guest-wrap .room-shell{flex:1;min-height:0}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(-6px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.room-header{padding:14px 32px;border-bottom:1px solid var(--border);display:flex;align-items:center;background:var(--bg-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}.room-header-left{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.room-header h2{margin:0;font-size:18px}.rec-timer{color:var(--rec);font-weight:700;font-variant-numeric:tabular-nums}.self-tag{font-size:11px;color:var(--ok);border:1px solid var(--ok);border-radius:12px;padding:0 7px;margin-left:6px}.waiting-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 0;border-top:1px solid rgba(255,214,10,.15);font-size:14px}.waiting-row>div{display:flex;gap:8px}.record-status{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}.recording-dot{color:var(--rec);font-weight:600;font-size:14px}.upload-bar{position:relative;background:var(--bg-soft);border-radius:12px;overflow:hidden;height:34px;display:flex;align-items:center;justify-content:center;font-size:13px}.upload-progress{position:absolute;left:0;top:0;bottom:0;background:var(--primary-soft);transition:width .3s}.upload-bar span{position:relative;z-index:1}.upload-done{text-align:center;color:var(--ok);font-size:14px;font-weight:600}.upload-error{text-align:center;color:var(--danger);font-size:14px}.host-room{display:flex;flex-direction:column;height:100vh;overflow:hidden}.host-room .room-shell{flex:1;min-height:0}.host-controls{border-top:2px solid var(--primary);background:var(--bg-soft);flex:none;z-index:15;box-shadow:0 -4px 16px #0000000f}.host-controls-inner{max-width:1040px;margin:0 auto;display:flex;align-items:center;gap:14px;padding:14px 24px;flex-wrap:wrap}.share-download-card h2{font-size:20px}.share-meta{display:flex;flex-wrap:wrap;gap:8px 16px;font-size:13px;color:var(--text-dim);margin:16px 0}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--border);border-radius:5px}::-webkit-scrollbar-track{background:transparent}.hero{padding:24px 0 64px}.hero-badge{display:inline-flex;align-items:center;gap:8px;background:var(--bg-card);border:1px solid var(--border);border-radius:100px;padding:6px 16px;font-size:13px;font-weight:500;color:var(--text-dim);box-shadow:var(--shadow);margin-bottom:20px}.hero-title{font-size:56px;font-weight:800;line-height:1.08;letter-spacing:-.03em;margin:0 0 18px}.hero-title em{color:var(--primary);font-style:normal}.hero-sub{font-size:18px;color:var(--text-dim);max-width:620px;margin:0 auto 32px}.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:8px}.steps{margin:64px auto 0;max-width:1000px}.steps-title{font-size:28px;letter-spacing:-.02em;margin-bottom:28px}.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;text-align:left}.step{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow)}.step-num{font-size:32px;font-weight:800;color:var(--primary);opacity:.7;line-height:1}.step h3{font-size:16px;margin:14px 0 6px}.step p{font-size:13px;color:var(--text-dim);margin:0}.session-card{position:relative}.session-card-main{display:block;color:var(--text)}.session-card-main:hover{color:var(--text)}.session-card-admin{position:absolute;right:14px;bottom:12px;font-size:12px;color:var(--text-dim);border:1px solid var(--border);border-radius:8px;padding:2px 9px;background:var(--bg-soft)}.session-card-admin:hover{color:var(--primary);border-color:var(--primary)}.session-card .session-room{padding-right:52px}.console-top{display:flex;align-items:center;gap:14px;padding:12px 24px;flex-wrap:wrap;background:var(--bg-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.studio-console{background:var(--bg)}.console-body{padding-top:20px}@media(max-width:640px){.landing-main h1{font-size:34px}.hero-title{font-size:36px}.landing-nav{padding:14px 20px}.title-input{width:100%}.auth-card{padding:28px 22px}}.session-workspace{display:flex;flex-direction:column;gap:18px}.session-workspace .dash-top{margin-bottom:0}.upload-error .upload-retry{margin-left:10px;vertical-align:middle}.room-header-right{margin-left:auto;display:flex;align-items:center;gap:10px}.chat-list{flex:1;overflow-y:auto;padding:12px 14px;display:flex;flex-direction:column;gap:10px}.chat-hint{color:var(--text-dim);font-size:12px;text-align:center;margin:6px 0}.chat-msg{max-width:86%;align-self:flex-start}.chat-msg.mine{align-self:flex-end}.chat-msg-meta{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-dim);margin-bottom:2px}.chat-msg.mine .chat-msg-meta{flex-direction:row-reverse}.chat-msg-name{font-weight:600;color:var(--text)}.chat-del{border:none;background:none;cursor:pointer;color:var(--text-dim);font-size:12px;padding:0 2px;opacity:0;transition:opacity .15s}.chat-msg:hover .chat-del{opacity:1}.chat-del:hover{color:var(--danger)}.chat-msg-text{display:inline-block;padding:8px 12px;border-radius:14px;background:var(--bg-soft);border:1px solid var(--border);font-size:14px;line-height:1.55;white-space:pre-wrap;word-break:break-word}.chat-msg.mine .chat-msg-text{background:var(--primary-soft);border-color:#0a84ff4d}.chat-img{max-width:240px;max-height:180px;border-radius:10px;border:1px solid var(--border);display:block;cursor:zoom-in}.chat-file{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;border-radius:10px;background:var(--bg-soft);border:1px solid var(--border);font-size:13px;color:var(--text);max-width:100%;overflow-wrap:anywhere}.chat-file:hover{border-color:var(--primary);color:var(--text)}.chat-file-size{color:var(--text-dim);font-size:12px}.chat-error{color:var(--danger);font-size:12px;padding:8px 14px;background:#ff3b3014;border-top:1px solid rgba(255,59,48,.2)}.chat-input{border-top:1px solid var(--border);padding:10px 12px;display:flex;flex-direction:column;gap:8px}.chat-input textarea{width:100%;resize:none;border:1px solid var(--border);border-radius:10px;padding:8px 10px;font-size:14px;background:var(--bg);color:var(--text);font-family:inherit}.chat-input textarea:focus{outline:none;border-color:var(--primary)}.chat-input-row{display:flex;align-items:center;gap:10px}.chat-attach{cursor:pointer}.chat-input-row .btn-primary{margin-left:auto}.channel-tabs{display:flex;gap:10px;margin-bottom:6px;flex-wrap:wrap}.channel-tabs button{padding:8px 18px;border-radius:20px;cursor:pointer;font-size:14px;border:1px solid var(--border);background:var(--bg-card);color:var(--text-dim);transition:all .15s}.channel-tabs button:hover{border-color:var(--primary);color:var(--primary)}.channel-tabs button.active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}.chat-room-view{display:flex;flex-direction:column;height:min(62vh,640px);min-height:340px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-card);box-shadow:var(--shadow);overflow:hidden}.chat-room-view .chat-list{background:transparent}.side-title{font-size:12px;color:var(--text-dim);font-weight:600;padding:4px 6px 8px}.side-row{padding:8px 10px;border-radius:12px;border:1px solid transparent}.side-row:hover{background:var(--bg-soft)}.side-row.self{background:var(--primary-soft)}.side-row.offline{opacity:.55}.side-info{display:flex;align-items:center;gap:8px;min-width:0}.side-name{font-size:13px;font-weight:500;color:var(--text);display:flex;align-items:center;gap:5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.side-offline-tag{color:var(--text-dim);font-size:11px}.side-muted-icon{font-size:12px}.side-volume{display:flex;align-items:center;gap:8px;margin-top:6px;cursor:pointer}.side-vol-label{font-size:11px;color:var(--text-dim);white-space:nowrap}.side-volume input[type=range]{flex:1;min-width:0;accent-color:var(--primary)}.side-level-wrap{margin-top:6px}.side-level-label{font-size:11px;color:var(--text-dim);display:block;margin-bottom:3px}.side-level-track{height:8px;border-radius:5px;background:var(--bg-soft);border:1px solid var(--border);overflow:hidden}.level-fill{height:100%;border-radius:5px;background:linear-gradient(90deg,var(--ok),#7cd87f);transition:width .12s linear}.level-fill.hot{background:linear-gradient(90deg,#ffd60a,var(--danger))}@media(max-width:860px){.side-vol-label{display:none}}@media(max-width:640px){.side-row{width:calc(50% - 8px)}}.chat-rec-tag{font-size:11px;line-height:1.4;color:var(--text-dim);background:#ff950029;border:1px solid rgba(255,149,0,.35);padding:0 6px;border-radius:8px;white-space:nowrap}.chat-msg.rec .chat-msg-text{background:#ff950021;border-color:#ff950061}.chat-msg.rec.mine .chat-msg-text{background:#ff950038;border-color:#ff950073}.chat-msg.rec .chat-file{background:#ff95001f;border-color:#ff95006b}.chat-msg.rec .chat-img{border-color:#ff950080}.room-main{flex:1;display:flex;min-height:0}.chat-main{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;padding:14px 18px 18px}.chat-room-view.fill{height:auto;flex:1;min-height:0}.side-panel{width:300px;flex-shrink:0;border-left:1px solid var(--border);background:var(--bg-card);display:flex;flex-direction:column;overflow:hidden}.side-scroll{flex:1;min-height:0;overflow-y:auto;padding:10px 12px 16px}.side-block{padding:10px 2px;border-bottom:1px solid var(--border);display:flex;flex-direction:column;gap:8px}.side-block:last-child{border-bottom:none}.side-btn-row{display:flex;gap:8px;flex-wrap:wrap}.side-btn-row .btn{flex:1}.room-join-chip{font-size:12px;color:var(--text-dim);background:var(--bg-soft);padding:3px 10px;border-radius:12px}@media(max-width:900px){.side-panel{width:240px}}@media(max-width:760px){.room-main{flex-direction:column}.chat-main{padding:10px}.chat-main .chat-room-view.fill{min-height:46vh}.side-panel{width:auto;border-left:none;border-top:1px solid var(--border);max-height:46vh}}.ico{flex:none;vertical-align:-.15em}button .ico,.btn .ico,a .ico{vertical-align:-.18em}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px}.side-title{display:flex;align-items:center;gap:6px}.room-toasts{position:fixed;top:12px;left:50%;transform:translate(-50%);z-index:70;display:flex;flex-direction:column;align-items:center;gap:8px;width:min(560px,calc(100vw - 32px));pointer-events:none}.room-toasts>*{pointer-events:auto}.room-toasts .banner-error,.room-toasts .banner-ok,.room-toasts .banner-muted,.room-toasts .banner-note{margin:0;width:100%;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:8px;padding:9px 14px;border-radius:12px;font-size:13px;animation:toast-in .18s ease-out}.room-toasts .join-toast{background:var(--bg-card);color:var(--text);border:1px solid var(--border)}@keyframes toast-in{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}.room-shell .banner-error,.room-shell .banner-ok,.room-shell .banner-muted{margin:0}.side-row{position:relative}.side-row .side-info{padding-right:40px}.card-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;padding:0;border-radius:9px;cursor:pointer;border:1px solid var(--border);background:var(--bg-soft);color:var(--text-dim);transition:all .15s}.card-icon-btn:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px)}.card-icon-btn.on{color:var(--danger);border-color:#ff3b3073;background:#ff3b301a}.card-corner{position:absolute;top:8px;right:8px}.side-dock{flex-shrink:0;max-height:62%;overflow-y:auto;border-top:1px solid var(--border);padding:12px 14px 14px;display:flex;flex-direction:column;gap:8px}.dock-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.dock-head .side-title{padding:0}.dock-waiting{border-top:1px solid var(--border);margin-top:4px;padding-top:8px;display:flex;flex-direction:column;gap:6px}.dock-waiting .waiting-row{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:13px}.card-icon-btn:disabled{opacity:.45;cursor:not-allowed}.card-icon-btn:disabled:hover{border-color:var(--border);color:var(--text-dim);transform:none}.banner-note{background:var(--warn-soft);border:1px solid var(--warn-border);color:var(--warn-text);display:flex;align-items:center;gap:8px;padding:10px 15px;border-radius:12px;font-size:13.5px;font-weight:600;box-shadow:var(--shadow-lg)}.banner-note .ico{opacity:.95;width:15px;height:15px}.notice-list{margin:0;padding-left:20px;font-size:13.5px;line-height:1.7;color:var(--text-dim)}.notice-list li{margin-bottom:8px}.notice-list li b{color:var(--text)}.side-card-foot{display:flex;justify-content:flex-end;margin-top:6px}.side-switch-name{border:none;background:none;padding:0;cursor:pointer;font-size:11px;color:var(--text-dim);opacity:.55;transition:opacity .15s,color .15s;font-family:inherit}.side-switch-name:hover{opacity:1;color:var(--primary);text-decoration:underline}.side-switch-name:disabled{opacity:.3;cursor:not-allowed;text-decoration:none}.side-switch-name:disabled:hover{color:var(--text-dim);text-decoration:none}