:root{--bg:#f6f9fe;--card:#fff;--line:#dde7f3;--text:#132137;--muted:#74849a;--blue:#3461ff;--blue2:#6b67ff;--green:#16a36d;--danger:#ee3e45}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--text);background:var(--bg)}
button,input,select{font:inherit}.app-shell{display:grid;grid-template-columns:225px 1fr;min-height:100vh}.sidebar{background:white;border-right:1px solid var(--line);padding:22px 15px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:11px;align-items:center;margin-bottom:28px}.brand-mark{width:43px;height:43px;border-radius:13px;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;font-size:25px;font-weight:900;display:grid;place-items:center}.brand-title{font-weight:850;font-size:21px}.brand-sub{font-size:10px;color:var(--muted)}
.nav{display:grid;gap:7px}.nav-btn{border:0;background:transparent;padding:13px 14px;text-align:left;border-radius:10px;color:#243247;cursor:pointer;display:flex;gap:11px}.nav-btn.active{background:linear-gradient(135deg,#3159e9,#5b61ff);color:white}.premium{margin-top:auto;border:1px solid var(--line);border-radius:14px;padding:14px;display:grid;gap:5px;font-size:13px}.premium span{color:var(--muted);font-size:11px}.me{display:flex;gap:9px;align-items:center;margin-top:14px}.avatar{width:36px;height:36px;border-radius:50%;background:#e8f0ff;display:grid;place-items:center;font-weight:800}.me span{display:block;color:var(--green);font-size:10px;margin-top:3px}
.main{padding:18px;min-width:0}.page{display:none}.page.active{display:block}.topbar{display:flex;align-items:center;justify-content:space-between;height:48px;margin-bottom:10px}.timer{color:var(--muted)}.safe{color:var(--green)}.meet-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:14px}.video-stage{min-height:520px;background:radial-gradient(circle at 50% 35%,#293548,#101827 70%);border-radius:17px;position:relative;display:grid;place-items:center;overflow:hidden}.person-large{width:130px;height:130px;border-radius:50%;background:linear-gradient(135deg,#2f7fff,#8bc1ff);color:#fff;font-size:42px;font-weight:900;display:grid;place-items:center}.speaker-badge{position:absolute;left:16px;top:16px;padding:9px 12px;border-radius:11px;background:rgba(0,0,0,.55);color:white}.caption-box{position:absolute;left:16px;right:16px;bottom:16px;padding:14px 16px;background:rgba(5,11,20,.82);color:white;border-radius:13px;font-size:18px}.caption-box small{display:block;color:#b5c7e7;margin-bottom:6px}.caption-box .translated{color:#79adff;margin-top:8px;font-size:15px}.meeting-controls{display:flex;gap:7px;flex-wrap:wrap;background:white;border:1px solid var(--line);border-radius:14px;padding:8px;margin-top:10px}.meeting-controls button,.segmented button,.lang-grid button,.tabs button,.chat-head button,.call-actions button{border:1px solid var(--line);background:white;border-radius:10px;min-height:42px;padding:0 12px;cursor:pointer}.primary,.meeting-controls .primary{background:var(--blue)!important;color:white!important;border-color:var(--blue)!important}.danger{background:var(--danger)!important;color:white!important;border-color:var(--danger)!important}.meeting-cards{display:grid;grid-template-columns:.8fr 1.2fr .8fr;gap:12px;margin-top:12px}.panel{background:white;border:1px solid var(--line);border-radius:15px;padding:15px}.panel h3{font-size:14px;margin:0 0 13px}.panel h3 em{font-style:normal;color:var(--blue);background:#eef2ff;border-radius:99px;padding:3px 7px;font-size:10px}.kv{display:flex;justify-content:space-between;font-size:12px;padding:7px 0}.panel label{display:block;font-size:11px;color:var(--muted);margin:10px 0 5px}.panel select,.search{width:100%;border:1px solid var(--line);border-radius:9px;padding:10px;background:#fff}.segmented{display:flex;gap:6px;flex-wrap:wrap}.segmented button.active,.lang-grid button.active,.tabs button.active{border-color:#8fb0ff;background:#eef4ff;color:#2456e9}.statusline{font-size:11px;color:var(--green);margin-top:10px}.right-rail{display:grid;gap:12px;align-content:start}.muted{color:var(--muted);font-size:12px}.lang-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px}.lang-grid button{font-size:11px}.interpreter input[type=range]{width:100%}.mini-chat{min-height:310px}.chat-line{padding:11px 0;border-bottom:1px solid #edf1f6;font-size:12px}.chat-line b,.chat-line span,.chat-line i{display:block}.chat-line i{font-style:normal;color:#3672ff;margin-top:5px}.mini-chat input{margin-top:14px;width:100%;border:1px solid var(--line);border-radius:10px;padding:11px}
.contacts-layout{display:grid;grid-template-columns:370px 1fr;gap:12px}.list-panel{min-height:650px}.tabs{display:flex;gap:6px;margin-bottom:10px}.contact-item{display:flex;gap:10px;padding:11px;border-radius:11px;cursor:pointer;align-items:center}.contact-item:hover,.contact-item.active{background:#f1f5ff}.contact-item .meta{min-width:0;flex:1}.contact-item b,.contact-item span{display:block}.contact-item span{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.contact-detail{min-height:650px}.profile-head{display:flex;gap:14px;align-items:center}.profile-avatar{width:72px;height:72px;border-radius:50%;background:#eaf1ff;display:grid;place-items:center;font-size:24px;font-weight:800}.action-row{display:flex;gap:8px;margin:18px 0}.action-row button{border:1px solid var(--line);background:white;border-radius:10px;padding:11px 14px;cursor:pointer}.empty-state{display:grid;place-items:center;height:400px;color:var(--muted)}
.chat-layout{display:grid;grid-template-columns:310px 1fr;gap:12px}.chat-room{min-height:700px;display:grid;grid-template-rows:auto 1fr auto auto}.chat-head{display:flex;justify-content:space-between;align-items:center;padding-bottom:12px;border-bottom:1px solid var(--line)}.chat-head span{display:block;color:var(--green);font-size:10px}.messages{padding:18px 0;overflow:auto;max-height:540px}.msg{max-width:70%;padding:10px 12px;border-radius:12px;background:#f2f5fa;margin:8px 0;font-size:13px}.msg.me{margin-left:auto;background:#eaf1ff;display:block}.msg .translation{color:#2f69e9;font-size:12px;margin-top:5px}.translate-row{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding:8px 0}.translate-row select{border:1px solid var(--line);border-radius:8px;padding:7px}.composer{display:grid;grid-template-columns:1fr 48px;gap:8px}.composer input{border:1px solid var(--line);border-radius:10px;padding:12px}.composer button{border:0;border-radius:10px}.simple-page{padding:15px}.modal{position:fixed;inset:0;background:rgba(7,14,25,.64);display:grid;place-items:center;z-index:50}.modal.hidden{display:none}.call-card{width:min(420px,92vw);background:white;border-radius:22px;padding:26px;text-align:center;position:relative}.close{position:absolute;right:15px;top:15px;border:0;background:transparent;font-size:24px}.call-avatar{width:110px;height:110px;border-radius:50%;background:#eaf1ff;display:grid;place-items:center;margin:10px auto;font-size:36px;font-weight:900}.call-time{font-size:28px;margin:18px}.call-actions{display:flex;justify-content:center;gap:8px}.end-call{margin-top:20px;border:0;border-radius:10px;padding:12px 30px}.notice{font-size:11px;color:var(--muted);margin-top:12px}
@media(max-width:1050px){.meet-grid{grid-template-columns:1fr}.right-rail{grid-template-columns:1fr 1fr}.meeting-cards{grid-template-columns:1fr}.contacts-layout,.chat-layout{grid-template-columns:1fr}.list-panel{min-height:auto}}@media(max-width:760px){.app-shell{grid-template-columns:72px 1fr}.brand-title,.brand-sub,.nav-btn span,.premium,.me>div:last-child{display:none}.brand{justify-content:center}.nav-btn{justify-content:center}.sidebar{padding:14px 8px}.main{padding:10px}.right-rail{grid-template-columns:1fr}.video-stage{min-height:390px}}