:root{
  --bg:#0c0f14;
  --surface:#13171f;
  --elevated:#1b212c;
  --elevated-2:#232b39;
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.14);
  --text:#eef1f6;
  --muted:#8c95a6;
  --faint:#5c6373;
  --accent:#6d5dfc;
  --accent-soft:rgba(109,93,252,.16);
  --accent-bright:#8a7bff;
  --danger:#f0506e;
  --danger-soft:rgba(240,80,110,.16);
  --ok:#39d98a;
  --radius:18px;
  --shadow:0 20px 60px -20px rgba(0,0,0,.7);
  --tap:44px;
  font-synthesis:none;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  background:var(--bg);color:var(--text);
  -webkit-font-smoothing:antialiased;overflow:hidden;letter-spacing:-.01em;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--accent-bright);outline-offset:2px;border-radius:8px}
.app{height:100dvh;display:flex;flex-direction:column}

/* ---------- BRAND ---------- */
.brand{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:19px;letter-spacing:-.02em}
.brand .dot{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--accent) 0%,#a98bff 100%);position:relative;flex:none;box-shadow:0 6px 16px -4px var(--accent-soft)}
.brand .dot::before{content:"";position:absolute;inset:9px;border-radius:50%;background:#fff;opacity:.92}
.brand .dot::after{content:"";position:absolute;left:13px;top:13px;width:4px;height:4px;border-radius:50%;background:var(--accent)}

/* ====================================================== LOBBY */
.lobby{flex:1;display:grid;grid-template-columns:1.05fr .95fr;overflow:auto}
.lobby-left{padding:40px 56px;display:flex;flex-direction:column;min-height:0}
.lobby-left header{margin-bottom:auto}
.hero{max-width:440px;margin:auto 0;padding:32px 0}
.hero .eyebrow{font-size:13px;font-weight:600;color:var(--accent-bright);text-transform:uppercase;letter-spacing:.12em;margin-bottom:18px}
.hero h1{font-family:'Space Grotesk',sans-serif;font-size:clamp(34px,4.4vw,52px);line-height:1.03;font-weight:700;letter-spacing:-.03em;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--accent-bright)}
.hero p{color:var(--muted);font-size:16px;line-height:1.55;margin-bottom:30px;max-width:380px}
.actions{display:flex;flex-direction:column;gap:12px;max-width:380px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:54px;border-radius:14px;font-weight:600;font-size:15.5px;transition:transform .12s ease,background .18s ease,border-color .18s}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-bright)}
.btn-ghost{background:var(--elevated);color:var(--text);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--border-strong);background:var(--elevated-2)}
.join-row{display:flex;gap:10px;max-width:380px}
.join-row input{flex:1;height:54px;border-radius:14px;background:var(--surface);border:1px solid var(--border);color:var(--text);padding:0 18px;font-size:15px}
.join-row input::placeholder{color:var(--faint)}
.join-row input:focus{border-color:var(--accent);outline:none}
.join-row .btn{height:54px;padding:0 22px;flex:none}
.divider{display:flex;align-items:center;gap:14px;color:var(--faint);font-size:13px;max-width:380px;margin:4px 0}
.divider::before,.divider::after{content:"";height:1px;background:var(--border);flex:1}
.lobby-left footer{margin-top:auto;padding-top:28px;color:var(--faint);font-size:13px}

/* preview panel */
.lobby-right{padding:40px 56px 40px 0;display:flex;align-items:center;justify-content:center}
.preview-card{width:100%;max-width:520px;background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:18px;box-shadow:var(--shadow)}
.preview-stage{position:relative;aspect-ratio:4/3;border-radius:16px;overflow:hidden;background:radial-gradient(120% 120% at 30% 0%,#222a39,#10141b);display:flex;align-items:center;justify-content:center}
.preview-stage video{width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}
.preview-stage video.off{display:none}
.avatar-big{width:104px;height:104px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk',sans-serif;font-size:40px;font-weight:600;color:#fff}
.cam-off-hint{position:absolute;bottom:16px;left:0;right:0;text-align:center;color:var(--muted);font-size:13px}
.preview-name{position:absolute;left:14px;bottom:14px;background:rgba(0,0,0,.45);backdrop-filter:blur(8px);padding:6px 12px;border-radius:10px;font-size:13px;font-weight:500;display:flex;align-items:center;gap:7px}
.preview-controls{display:flex;align-items:center;gap:10px;justify-content:center;padding:16px 4px 6px}
.name-field{margin-top:8px}
.name-field label{display:block;font-size:12.5px;color:var(--muted);margin:0 4px 7px;font-weight:500}
.name-field input{width:100%;height:46px;border-radius:12px;background:var(--elevated);border:1px solid var(--border);color:var(--text);padding:0 16px;font-size:14.5px}
.name-field input:focus{border-color:var(--accent);outline:none}

/* round media control */
.ctrl{width:var(--tap);height:var(--tap);border-radius:14px;background:var(--elevated);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--text);transition:background .15s,border-color .15s,transform .1s;position:relative}
.ctrl:hover{background:var(--elevated-2)}
.ctrl:active{transform:scale(.93)}
.ctrl svg{width:21px;height:21px}
.ctrl.muted{background:var(--danger-soft);border-color:transparent;color:var(--danger)}
.ctrl.active{background:var(--accent-soft);border-color:transparent;color:var(--accent-bright)}
.ctrl-lg{width:56px;height:56px;border-radius:17px}
.ctrl-lg svg{width:24px;height:24px}
.leave{background:var(--danger);color:#fff;border-color:transparent;width:auto;padding:0 22px;gap:9px;font-weight:600;font-size:15px}
.leave:hover{background:#ff6481}

/* ====================================================== ROOM */
.room{flex:1;display:none;flex-direction:column;min-height:0}
.room.show{display:flex}
.room-top{display:flex;align-items:center;gap:16px;padding:14px 22px;border-bottom:1px solid var(--border);flex:none}
.meeting-id{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border);padding:8px 8px 8px 14px;border-radius:12px;font-size:14px;font-weight:500}
.meeting-id .label{color:var(--muted);font-weight:450}
.copy-btn{display:inline-flex;align-items:center;gap:6px;background:var(--elevated);border:1px solid var(--border);padding:6px 11px;border-radius:8px;font-size:12.5px;font-weight:500;color:var(--text);transition:background .15s}
.copy-btn:hover{background:var(--elevated-2)}
.copy-btn svg{width:14px;height:14px}
.room-top .timer{margin-left:auto;color:var(--muted);font-size:14px;font-variant-numeric:tabular-nums;display:flex;align-items:center;gap:8px}
.rec-dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(57,217,138,.18)}

.room-body{flex:1;display:flex;min-height:0}
.stage-wrap{flex:1;padding:20px;min-width:0;display:flex}
.grid{flex:1;display:grid;gap:12px;align-content:center;min-height:0}
.tile{position:relative;background:radial-gradient(120% 120% at 30% 0%,#1f2735,#0f131a);border-radius:16px;overflow:hidden;display:flex;align-items:center;justify-content:center;border:2px solid transparent;transition:border-color .2s;min-height:0}
.tile.speaking{border-color:var(--accent)}
.tile video{width:100%;height:100%;object-fit:cover}
.tile.self video{transform:scaleX(-1)}
.tile.self.sharing video{transform:none;object-fit:contain;background:#0a0d12}
.tile video.off{display:none}
.tile .avatar{width:84px;height:84px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk',sans-serif;font-size:32px;font-weight:600;color:#fff}
.tile .nameplate{position:absolute;left:12px;bottom:12px;display:flex;align-items:center;gap:7px;background:rgba(0,0,0,.5);backdrop-filter:blur(8px);padding:5px 11px;border-radius:9px;font-size:13px;font-weight:500;max-width:calc(100% - 24px)}
.tile .nameplate .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mic-ic{width:15px;height:15px;flex:none}
.mic-ic.off{color:var(--danger)}
.tile .conn{position:absolute;top:12px;right:12px;font-size:11px;font-weight:500;color:var(--muted);background:rgba(0,0,0,.45);padding:3px 8px;border-radius:7px;display:none}
.tile .conn.show{display:block}

/* side panel */
.panel{width:340px;flex:none;border-left:1px solid var(--border);background:var(--surface);display:none;flex-direction:column;min-height:0}
.panel.show{display:flex}
.panel-tabs{display:flex;padding:6px;gap:6px;border-bottom:1px solid var(--border);flex:none}
.panel-tabs button{flex:1;height:38px;border-radius:9px;font-size:14px;font-weight:500;color:var(--muted);transition:background .15s,color .15s}
.panel-tabs button.on{background:var(--elevated);color:var(--text)}
.tab-pane{flex:1;display:none;flex-direction:column;min-height:0}
.tab-pane.on{display:flex}

/* people */
.people-list{flex:1;overflow:auto;padding:8px}
.person{display:flex;align-items:center;gap:12px;padding:9px 10px;border-radius:11px}
.person:hover{background:var(--elevated)}
.person .avatar-sm{width:38px;height:38px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px;color:#fff}
.person .pinfo{flex:1;min-width:0}
.person .pname{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.person .pmeta{font-size:12px;color:var(--faint)}
.person .pstate{display:flex;gap:8px;color:var(--muted)}
.person .pstate svg{width:17px;height:17px}
.person .pstate .off{color:var(--danger)}

/* chat */
.chat-log{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:14px}
.msg .from{font-size:12.5px;color:var(--accent-bright);font-weight:600;margin-bottom:3px;display:flex;justify-content:space-between;gap:10px}
.msg .from time{color:var(--faint);font-weight:400}
.msg .text{font-size:14px;line-height:1.45;color:var(--text);background:var(--elevated);padding:9px 13px;border-radius:4px 13px 13px 13px;display:inline-block;max-width:100%;word-break:break-word}
.msg.me{align-items:flex-end;display:flex;flex-direction:column}
.msg.me .from{color:var(--muted)}
.msg.me .text{background:var(--accent);color:#fff;border-radius:13px 4px 13px 13px}
.chat-empty{margin:auto;text-align:center;color:var(--faint);font-size:13.5px;padding:30px}
.chat-input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--border);flex:none}
.chat-input input{flex:1;height:44px;border-radius:12px;background:var(--elevated);border:1px solid var(--border);color:var(--text);padding:0 15px;font-size:14px}
.chat-input input:focus{border-color:var(--accent);outline:none}
.chat-input button{width:44px;height:44px;border-radius:12px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;flex:none}
.chat-input button:hover{background:var(--accent-bright)}
.chat-input button svg{width:19px;height:19px}

/* dock */
.dock{display:flex;align-items:center;justify-content:center;gap:12px;padding:16px;flex:none;position:relative}
.dock .left-tools{position:absolute;left:22px;display:flex;gap:10px}
.dock .right-tools{position:absolute;right:22px;display:flex;gap:10px}
.badge{position:absolute;top:-4px;right:-4px;background:var(--accent);color:#fff;font-size:10px;font-weight:700;min-width:17px;height:17px;border-radius:9px;display:flex;align-items:center;justify-content:center;padding:0 4px;border:2px solid var(--surface)}

/* reactions */
.react-bar{position:absolute;bottom:84px;left:50%;transform:translateX(-50%);display:flex;gap:6px;background:var(--elevated);border:1px solid var(--border);padding:8px;border-radius:16px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .15s}
.react-bar.show{opacity:1;pointer-events:auto}
.react-bar button{font-size:24px;width:42px;height:42px;border-radius:11px;transition:background .12s,transform .1s}
.react-bar button:hover{background:var(--elevated-2);transform:scale(1.15)}
.float{position:fixed;font-size:34px;pointer-events:none;animation:floatUp 2.4s ease-out forwards;z-index:50}
@keyframes floatUp{0%{opacity:0;transform:translateY(0) scale(.6)}15%{opacity:1}100%{opacity:0;transform:translateY(-220px) scale(1.3)}}

.toast{position:fixed;bottom:96px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--elevated-2);border:1px solid var(--border-strong);color:var(--text);padding:11px 18px;border-radius:12px;font-size:14px;font-weight:500;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:60}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

.tip{position:relative}
.tip::after{content:attr(data-tip);position:absolute;bottom:calc(100% + 9px);left:50%;transform:translateX(-50%) translateY(4px);background:#000;color:#fff;font-size:12px;white-space:nowrap;padding:5px 9px;border-radius:7px;opacity:0;pointer-events:none;transition:opacity .15s,transform .15s}
.tip:hover::after{opacity:.92;transform:translateX(-50%) translateY(0)}

@media (max-width:920px){
  .lobby{grid-template-columns:1fr}
  .lobby-right{display:none}
  .lobby-left{padding:28px 24px}
  .panel{position:fixed;inset:0;width:auto;z-index:40;border:none}
  .stage-wrap{padding:12px}
  .dock .left-tools,.dock .right-tools{position:static}
  .dock{flex-wrap:wrap;gap:10px}
  .meeting-id .label{display:none}
  .room-top{padding:12px 14px;gap:10px}
  .hero{padding:18px 0}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
}

/* ====================================================== ONLINE LIST */
.online-card{max-width:380px;margin-top:26px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:14px}
.online-title{font-size:12.5px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin:2px 4px 10px}
.online-row{display:flex;align-items:center;gap:11px;padding:8px;border-radius:11px}
.online-row:hover{background:var(--elevated)}
.online-row .oinfo{flex:1;min-width:0}
.online-row .oname{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.online-row .ometa{font-size:12px;color:var(--faint)}
.call-mini{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 13px;border-radius:10px;background:var(--accent-soft);color:var(--accent-bright);font-size:13px;font-weight:600;transition:background .15s,color .15s}
.call-mini:hover:not(:disabled){background:var(--accent);color:#fff}
.call-mini:disabled{opacity:.45;cursor:default}
.call-mini svg{width:15px;height:15px}

/* ====================================================== CALL OVERLAY */
.call-overlay{position:fixed;inset:0;background:rgba(8,10,14,.78);backdrop-filter:blur(14px);display:flex;align-items:center;justify-content:center;z-index:100;opacity:0;pointer-events:none;transition:opacity .2s}
.call-overlay.show{opacity:1;pointer-events:auto}
.call-card{display:flex;flex-direction:column;align-items:center;gap:6px;padding:40px 56px;text-align:center}
.call-avatar{width:118px;height:118px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk',sans-serif;font-size:44px;font-weight:600;color:#fff;position:relative;margin-bottom:14px}
.call-overlay.show .call-avatar::before,
.call-overlay.show .call-avatar::after{content:"";position:absolute;inset:-10px;border-radius:50%;border:2px solid var(--accent);opacity:0;animation:ringPulse 2s ease-out infinite}
.call-overlay.show .call-avatar::after{animation-delay:1s}
@keyframes ringPulse{0%{transform:scale(.92);opacity:.7}100%{transform:scale(1.45);opacity:0}}
.call-name{font-family:'Space Grotesk',sans-serif;font-size:26px;font-weight:600;letter-spacing:-.02em}
.call-sub{color:var(--muted);font-size:15px}
.call-actions{display:flex;gap:26px;margin-top:30px}
.call-btn{width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;transition:transform .12s,filter .15s}
.call-btn:hover{filter:brightness(1.12)}
.call-btn:active{transform:scale(.93)}
.call-btn svg{width:27px;height:27px}
.call-btn.accept{background:var(--ok)}
.call-btn.decline{background:var(--danger)}
.online-row.offline{opacity:.55}

/* ====================================================== PERSONAL CALLS */
.calls-card{max-width:380px;margin-top:26px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:16px}
.myid{display:flex;align-items:center;gap:9px;margin:10px 4px 8px;font-size:14px;color:var(--muted);flex-wrap:wrap}
.myid b{color:var(--text);font-family:'Space Grotesk',sans-serif;font-size:17px;letter-spacing:.06em}
.calls-hint{font-size:12.5px;color:var(--faint);line-height:1.5;margin:0 4px 14px}
.add-row{display:flex;gap:8px;margin-bottom:6px}
.add-row input{flex:1;height:44px;border-radius:12px;background:var(--elevated);border:1px solid var(--border);color:var(--text);padding:0 14px;font-size:14.5px;letter-spacing:.08em;text-transform:uppercase}
.add-row input::placeholder{letter-spacing:normal;text-transform:none;color:var(--faint)}
.add-row input:focus{border-color:var(--accent);outline:none}
.add-row .btn{height:44px;padding:0 16px;flex:none;font-size:14px}
.contacts-empty{padding:14px 6px 6px;color:var(--faint);font-size:13px;text-align:center}
.contact-del{width:30px;height:30px;border-radius:9px;color:var(--faint);font-size:19px;line-height:1;flex:none;transition:background .15s,color .15s}
.contact-del:hover{background:var(--danger-soft);color:var(--danger)}