/* ============ OmniX — design tokens ============ */
:root{
  --bg: #070a10;
  --bg-2: #0c1119;
  --panel: rgba(255,255,255,0.045);
  --panel-strong: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.09);
  --border-soft: rgba(255,255,255,0.12);
  --divider: rgba(255,255,255,0.10);
  --text: #eef3f8;
  --text-dim: #9aa7b7;
  --text-faint: #627082;
  --teal: #22e6ad;
  --teal-2: #34d7c8;
  --purple: #8b6bff;
  --blue: #4da6ff;
  --danger: #ff5470;
  --grad-brand: linear-gradient(135deg, var(--teal) 0%, var(--blue) 55%, var(--purple) 100%);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --space: 8px;
  --shadow-glow: 0 0 24px rgba(34,230,173,0.25);
  --shadow-card: 0 20px 60px rgba(0,0,0,0.45);
  --font-display: 'Manrope', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  font-family:var(--font-body);
  background:
    radial-gradient(1200px 800px at 15% -10%, rgba(139,107,255,0.10), transparent 60%),
    radial-gradient(1000px 700px at 100% 10%, rgba(34,230,173,0.08), transparent 55%),
    var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow:hidden;
}
button{font-family:inherit;}
input,textarea,select{font-family:inherit; color:var(--text); font-size:15px;}
::selection{background:rgba(34,230,173,0.3);}
.hidden{display:none !important;}
img{-webkit-user-drag:none;user-select:none;}
::-webkit-scrollbar{width:8px;height:8px;}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.12);border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,0.2);}
a{color:var(--teal);text-decoration:none;}
:focus-visible{outline:2px solid var(--teal); outline-offset:2px; border-radius:6px;}

.grad-teal{background:linear-gradient(90deg,var(--teal),var(--teal-2));-webkit-background-clip:text;background-clip:text;color:transparent;}
.grad-purple{background:linear-gradient(90deg,var(--blue),var(--purple));-webkit-background-clip:text;background-clip:text;color:transparent;}
.grad-x{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}

/* ============ AUTH SCREEN ============ */
.auth-screen{
  min-height:100vh; width:100%;
  display:flex; align-items:center; justify-content:center;
  padding:32px 16px;
}
.auth-card{
  width:min(980px, 100%);
  min-height:min(680px, 92vh);
  display:grid; grid-template-columns:1fr 1fr;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:28px;
  overflow:hidden;
  backdrop-filter:blur(24px) saturate(140%);
  -webkit-backdrop-filter:blur(24px) saturate(140%);
  box-shadow:var(--shadow-card);
}
.auth-left{
  position:relative;
  padding:36px 40px;
  background:
    radial-gradient(600px 400px at 30% 20%, rgba(34,230,173,0.14), transparent 60%),
    radial-gradient(500px 400px at 80% 80%, rgba(139,107,255,0.16), transparent 60%),
    var(--bg-2);
  display:flex; flex-direction:column;
  border-right:1px solid var(--divider);
}
.auth-lang{align-self:flex-end;font-size:13px;color:var(--text-dim);}
.auth-lang select{background:transparent;border:none;color:var(--text-dim);}
.auth-left-inner{flex:1;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:6px;}
.auth-logo-full{height:56px;object-fit:contain;margin-bottom:18px;}
.auth-tagline{font-family:var(--font-display);font-weight:800;font-size:32px;line-height:1.2;margin:0;}
.auth-sub{color:var(--text-dim);margin:6px 0 28px;font-size:14px;letter-spacing:.2px;}

.auth-orb-wrap{position:relative;width:220px;height:220px;margin:8px 0 30px;}
.orb-core{
  position:absolute;inset:38px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%, rgba(34,230,173,0.5), rgba(77,166,255,0.25) 45%, rgba(139,107,255,0.35) 80%);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 50px rgba(34,230,173,0.35), inset 0 0 30px rgba(255,255,255,0.08);
  animation:pulse 4s ease-in-out infinite;
}
.orb-core img{width:56%;height:56%;object-fit:contain;filter:drop-shadow(0 0 12px rgba(34,230,173,.6));}
@keyframes pulse{0%,100%{transform:scale(1);}50%{transform:scale(1.04);}}
.orb-bubble{
  position:absolute;width:42px;height:42px;border-radius:14px;
  background:var(--panel-strong);border:1px solid var(--border-soft);
  display:flex;align-items:center;justify-content:center;font-size:18px;
  backdrop-filter:blur(10px);
  animation:float 6s ease-in-out infinite;
}
.orb-bubble.b1{top:0;left:10px;animation-delay:0s;}
.orb-bubble.b2{top:20px;right:0;animation-delay:1.2s;}
.orb-bubble.b3{bottom:10px;left:0;animation-delay:2.1s;}
.orb-bubble.b4{bottom:30px;right:6px;animation-delay:3s;}
@keyframes float{0%,100%{transform:translateY(0);}50%{transform:translateY(-10px);}}

.auth-privacy-pill{
  background:var(--panel-strong);border:1px solid var(--border-soft);
  border-radius:var(--radius-md); padding:14px 16px; font-size:13px; color:var(--text);
  display:flex;align-items:flex-start;gap:8px;
}
.auth-privacy-pill span{color:var(--text-dim);font-weight:400;}

.auth-right{padding:36px 42px;display:flex;flex-direction:column;position:relative;}
.auth-right-top{display:flex;justify-content:flex-end;}
.auth-lang-mobile{display:none;font-size:13px;color:var(--text-dim);}

.auth-view h2{font-family:var(--font-display);font-size:26px;font-weight:800;margin:6px 0 4px;}
.auth-desc{color:var(--text-dim);font-size:14px;margin:0 0 22px;}

.oauth-btn{
  width:100%;display:flex;align-items:center;gap:12px;
  background:var(--panel-strong);border:1px solid var(--border-soft);
  color:var(--text); border-radius:var(--radius-md);
  padding:13px 16px;font-size:14.5px;font-weight:600;margin-bottom:12px;
  cursor:pointer;transition:transform .15s ease, box-shadow .2s ease, border-color .2s ease;
}
.oauth-btn:hover{border-color:rgba(34,230,173,0.5); box-shadow:0 0 0 1px rgba(34,230,173,0.15), var(--shadow-glow); transform:translateY(-1px);}
.oauth-btn:active{transform:translateY(0);}
.oauth-btn.subtle{justify-content:space-between;color:var(--text-dim);}
.oauth-icon{font-size:17px;width:20px;text-align:center;}
.chev{margin-left:auto;}

.auth-divider{display:flex;align-items:center;gap:12px;color:var(--text-faint);font-size:12px;margin:10px 0;}
.auth-divider::before,.auth-divider::after{content:"";flex:1;height:1px;background:var(--divider);}

.auth-switch{text-align:center;font-size:13.5px;color:var(--text-dim);margin-top:8px;}
.auth-trust{display:flex;justify-content:space-between;margin-top:auto;padding-top:24px;color:var(--text-faint);font-size:11.5px;}
.auth-trust div{display:flex;flex-direction:column;align-items:center;gap:6px;flex:1;}
.auth-trust span{font-size:16px;}

.back-link{background:none;border:none;color:var(--text-dim);font-size:13px;cursor:pointer;padding:0 0 12px;}
.back-link:hover{color:var(--teal);}
.field-label{display:block;font-size:12.5px;color:var(--text-dim);margin:14px 0 6px;font-weight:600;}
.text-input{
  width:100%;background:rgba(255,255,255,0.04);border:1px solid var(--border-soft);
  border-radius:var(--radius-sm);padding:12px 14px;color:var(--text);font-size:14.5px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.text-input:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(34,230,173,0.15);outline:none;}
.field-error{color:var(--danger);font-size:12.5px;min-height:16px;margin:8px 0 0;}
.primary-btn{
  width:100%;margin-top:16px;padding:13px;border:none;border-radius:var(--radius-md);
  background:var(--grad-brand); color:#04120d;font-weight:800;font-size:15px;cursor:pointer;
  box-shadow:0 8px 24px rgba(34,230,173,0.25);
  transition:transform .15s ease, box-shadow .2s ease;
}
.primary-btn:hover{transform:translateY(-1px);box-shadow:0 10px 30px rgba(34,230,173,0.35);}
.otp-input{letter-spacing:10px;text-align:center;font-size:22px;font-weight:700;}
.otp-demo-code{background:var(--panel-strong);border:1px dashed var(--border-soft);border-radius:var(--radius-sm);padding:10px;text-align:center;font-weight:700;letter-spacing:6px;color:var(--teal);margin-bottom:14px;}

@media (max-width: 760px){
  .auth-card{grid-template-columns:1fr;min-height:auto;border-radius:20px;}
  .auth-left{display:none;}
  .auth-right{padding:26px 20px;}
  .auth-lang-mobile{display:flex;align-items:center;gap:6px;}
}

/* ============ MAIN APP LAYOUT ============ */
.main-app{
  display:grid;
  grid-template-columns:76px 340px 1fr;
  height:100vh; width:100%;
}
.rail{
  background:var(--bg-2); border-right:1px solid var(--divider);
  display:flex;flex-direction:column;align-items:center;padding:18px 0;gap:6px;
}
.rail-logo{width:40px;height:40px;border-radius:12px;overflow:hidden;margin-bottom:14px;box-shadow:var(--shadow-glow);}
.rail-logo img{width:100%;height:100%;object-fit:cover;}
.rail-btn{
  width:48px;height:48px;border:none;background:transparent;color:var(--text-dim);
  font-size:20px;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s ease;
}
.rail-btn:hover{background:var(--panel);color:var(--text);}
.rail-btn.active{background:var(--panel-strong);color:var(--teal);box-shadow:inset 0 0 0 1px rgba(34,230,173,0.35), 0 0 16px rgba(34,230,173,0.2);}
.rail-spacer{flex:1;}
.rail-avatar-btn{width:40px;height:40px;border-radius:50%;overflow:hidden;border:2px solid var(--border-soft);background:none;cursor:pointer;margin-top:8px;}
.rail-avatar-btn img{width:100%;height:100%;object-fit:cover;}

.sidebar{
  background:var(--bg-2); border-right:1px solid var(--divider);
  display:flex;flex-direction:column; overflow:hidden;
}
.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:18px 18px 8px;}
.sidebar-header h1{font-family:var(--font-display);font-size:21px;margin:0;font-weight:800;}
.sidebar-header-actions{display:flex;gap:4px;}
.icon-btn{
  width:36px;height:36px;border:none;background:transparent;color:var(--text-dim);
  font-size:16px;border-radius:var(--radius-sm);cursor:pointer;transition:background .2s ease,color .2s ease;
  display:flex;align-items:center;justify-content:center;
}
.icon-btn:hover{background:var(--panel);color:var(--text);}
.search-wrap{padding:10px 16px;}
.search-wrap input{
  width:100%;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:10px 14px;color:var(--text);font-size:13.5px;
}
.search-wrap input:focus{outline:none;border-color:var(--teal);}
.filter-pills{display:flex;gap:8px;padding:4px 16px 12px;overflow-x:auto;}
.pill{
  flex:none;background:var(--panel);border:1px solid var(--border);color:var(--text-dim);
  border-radius:999px;padding:7px 14px;font-size:12.5px;cursor:pointer;white-space:nowrap;transition:all .2s ease;
}
.pill.active{background:rgba(34,230,173,0.15);border-color:rgba(34,230,173,0.5);color:var(--teal);}
.chat-list{flex:1;overflow-y:auto;padding:2px 8px 12px;}

.chat-row{
  display:flex;align-items:center;gap:12px;padding:10px 10px;border-radius:var(--radius-md);
  cursor:pointer;transition:background .15s ease; position:relative;
}
.chat-row:hover{background:var(--panel);}
.chat-row.selected{background:var(--panel-strong);box-shadow:inset 0 0 0 1px rgba(34,230,173,0.25);}
.avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;background:#1b2330;flex:none;}
.avatar-sm{width:36px;height:36px;}
.chat-row-body{flex:1;min-width:0;}
.chat-row-top{display:flex;justify-content:space-between;align-items:baseline;gap:6px;}
.chat-row-name{font-weight:700;font-size:14.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.chat-row-time{font-size:11.5px;color:var(--text-faint);flex:none;}
.chat-row-bottom{display:flex;justify-content:space-between;align-items:center;gap:6px;margin-top:2px;}
.chat-row-preview{font-size:13px;color:var(--text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.chat-row-badges{display:flex;gap:4px;align-items:center;flex:none;}
.badge-unread{background:var(--teal);color:#04120d;font-size:11px;font-weight:800;min-width:19px;height:19px;border-radius:999px;display:flex;align-items:center;justify-content:center;padding:0 5px;}
.pin-ic{font-size:12px;color:var(--text-faint);}

.conversation{position:relative;overflow:hidden;background:var(--bg);}
.empty-state{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-dim);text-align:center;padding:20px;}
.empty-logo{width:88px;opacity:.8;margin-bottom:18px;filter:drop-shadow(0 0 24px rgba(34,230,173,.25));}
.empty-state h2{font-family:var(--font-display);font-size:26px;}
.empty-state p{max-width:320px;font-size:14px;}

.chat-active{height:100%;display:flex;flex-direction:column;}
.chat-topbar{
  display:flex;align-items:center;gap:10px;padding:12px 18px;
  border-bottom:1px solid var(--divider); background:var(--panel);backdrop-filter:blur(16px);
}
.back-mobile{display:none;}
.chat-topbar-id{display:flex;align-items:center;gap:10px;flex:1;min-width:0;cursor:pointer;}
.chat-name{font-weight:700;font-size:15px;}
.chat-substatus{font-size:12px;color:var(--text-dim);}
.chat-topbar-actions{display:flex;gap:4px;}

.msg-search-bar{display:flex;gap:8px;padding:8px 16px;border-bottom:1px solid var(--divider);background:var(--panel);}
.msg-search-bar input{flex:1;background:var(--panel-strong);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 12px;color:var(--text);}

.messages{
  flex:1;overflow-y:auto;padding:22px 6%;display:flex;flex-direction:column;gap:4px;
  background-image: radial-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 22px 22px;
}
.day-sep{align-self:center;background:var(--panel-strong);color:var(--text-dim);font-size:11.5px;padding:5px 14px;border-radius:999px;margin:14px 0;border:1px solid var(--border);}

.msg-row{display:flex;max-width:68%;margin:3px 0;position:relative;}
.msg-row.out{align-self:flex-end;flex-direction:row-reverse;}
.msg-bubble{
  background:var(--panel-strong);border:1px solid var(--border);
  padding:9px 12px 7px;border-radius:var(--radius-md);position:relative;min-width:64px;
}
.msg-row.out .msg-bubble{background:linear-gradient(135deg, rgba(34,230,173,0.18), rgba(139,107,255,0.14));border-color:rgba(34,230,173,0.3);}
.msg-row.in .msg-bubble{border-top-left-radius:6px;}
.msg-row.out .msg-bubble{border-top-right-radius:6px;}
.msg-sender{font-size:12px;font-weight:700;color:var(--teal);margin-bottom:2px;}
.msg-reply-quote{border-left:3px solid var(--teal);background:rgba(255,255,255,0.04);padding:5px 8px;border-radius:8px;margin-bottom:5px;font-size:12.5px;color:var(--text-dim);}
.msg-reply-quote b{color:var(--text);}
.msg-text{font-size:14.5px;line-height:1.4;white-space:pre-wrap;word-break:break-word;}
.msg-meta{display:flex;align-items:center;gap:4px;justify-content:flex-end;font-size:10.5px;color:var(--text-faint);margin-top:3px;}
.msg-meta .edited{font-style:italic;}
.msg-meta .ticks.read{color:var(--blue);}
.msg-media{max-width:280px;border-radius:14px;overflow:hidden;margin-bottom:4px;cursor:pointer;}
.msg-media img,.msg-media video{width:100%;display:block;}
.msg-reactions{display:flex;gap:3px;position:absolute;bottom:-12px;background:var(--bg-2);border:1px solid var(--border);border-radius:999px;padding:2px 6px;font-size:12px;}
.msg-row.in .msg-reactions{left:8px;}
.msg-row.out .msg-reactions{right:8px;}
.msg-star{position:absolute;top:-6px;font-size:10px;}
.msg-row.in .msg-star{right:-14px;}
.msg-row.out .msg-star{left:-14px;}
.msg-hover-actions{position:absolute;top:-14px;display:none;gap:2px;background:var(--bg-2);border:1px solid var(--border);border-radius:10px;padding:2px;}
.msg-row.in .msg-hover-actions{right:-6px;}
.msg-row.out .msg-hover-actions{left:-6px;}
.msg-row:hover .msg-hover-actions{display:flex;}
.msg-hover-actions button{background:none;border:none;color:var(--text-dim);font-size:13px;padding:4px 6px;cursor:pointer;border-radius:6px;}
.msg-hover-actions button:hover{background:var(--panel);color:var(--text);}
.msg-system{align-self:center;font-size:12px;color:var(--text-faint);background:var(--panel);padding:4px 12px;border-radius:999px;margin:6px 0;}
.msg-poll{min-width:220px;}
.poll-q{font-weight:700;margin-bottom:8px;font-size:14px;}
.poll-opt{display:flex;justify-content:space-between;background:rgba(255,255,255,0.05);border:1px solid var(--border);border-radius:10px;padding:8px 10px;margin-bottom:6px;cursor:pointer;font-size:13px;}
.poll-opt:hover{border-color:rgba(34,230,173,0.5);}
.poll-opt.voted{border-color:var(--teal);background:rgba(34,230,173,0.12);}
.view-once-tag{font-size:12px;color:var(--purple);font-weight:700;}
.msg-deleted{font-style:italic;color:var(--text-faint);font-size:13px;}

.reply-preview{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--panel-strong);border-top:1px solid var(--divider);}
.reply-preview-bar{width:3px;align-self:stretch;background:var(--teal);border-radius:2px;}
.reply-preview-body{flex:1;}
.reply-preview-name{font-size:12px;font-weight:700;color:var(--teal);}
.reply-preview-text{font-size:13px;color:var(--text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:400px;}

.composer{display:flex;align-items:flex-end;gap:6px;padding:10px 14px;border-top:1px solid var(--divider);background:var(--panel);backdrop-filter:blur(16px);position:relative;}
.composer-input-wrap{flex:1;background:var(--panel-strong);border:1px solid var(--border);border-radius:var(--radius-lg);padding:4px 8px;}
.composer textarea{
  width:100%;background:transparent;border:none;color:var(--text);resize:none;
  max-height:120px;padding:8px 6px;font-size:14.5px;line-height:1.4;
}
.composer textarea:focus{outline:none;}
.send-btn{background:var(--grad-brand);color:#04120d;font-size:16px;}
.send-btn:hover{background:var(--grad-brand);filter:brightness(1.1);}

.popover{
  position:absolute;bottom:66px;background:var(--bg-2);border:1px solid var(--border-soft);
  border-radius:var(--radius-md);box-shadow:var(--shadow-card);padding:10px;
  backdrop-filter:blur(20px); max-height:320px; overflow-y:auto; z-index:20;
}
#emojiPopover{left:14px;width:300px;display:grid;grid-template-columns:repeat(8,1fr);gap:4px;}
#emojiPopover button{background:none;border:none;font-size:20px;padding:5px;border-radius:8px;cursor:pointer;}
#emojiPopover button:hover{background:var(--panel);}
.attach-popover{left:60px;display:grid;grid-template-columns:repeat(3,1fr);gap:8px;width:260px;}
.attach-popover button{display:flex;flex-direction:column;align-items:center;gap:6px;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:14px 6px;font-size:22px;cursor:pointer;color:var(--text);}
.attach-popover button:hover{border-color:var(--teal);}
.attach-popover span{font-size:11px;color:var(--text-dim);}
#chatMenuPopover{right:14px;left:auto;top:56px;bottom:auto;width:240px;padding:6px;}
.menu-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;cursor:pointer;font-size:14px;}
.menu-item:hover{background:var(--panel);}
.menu-item.danger{color:var(--danger);}
.menu-sep{height:1px;background:var(--divider);margin:6px 4px;}
.menu-toggle{margin-left:auto;}

/* toggle switch */
.switch{position:relative;width:40px;height:22px;flex:none;}
.switch input{opacity:0;width:0;height:0;}
.switch .track{position:absolute;inset:0;background:rgba(255,255,255,0.15);border-radius:999px;transition:.2s;cursor:pointer;}
.switch .track::before{content:"";position:absolute;width:16px;height:16px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s;}
.switch input:checked + .track{background:var(--grad-brand);}
.switch input:checked + .track::before{transform:translateX(18px);}

/* settings */
.settings-list{flex:1;overflow-y:auto;padding:8px 14px;}
.settings-profile{display:flex;align-items:center;gap:14px;padding:16px 10px;border-bottom:1px solid var(--divider);margin-bottom:10px;}
.settings-profile .avatar{width:60px;height:60px;}
.settings-profile b{font-size:16px;}
.settings-profile div small{color:var(--text-dim);}
.settings-group-title{font-size:11.5px;text-transform:uppercase;letter-spacing:.6px;color:var(--text-faint);margin:16px 10px 6px;}
.settings-row{display:flex;align-items:center;gap:12px;padding:11px 10px;border-radius:12px;cursor:pointer;}
.settings-row:hover{background:var(--panel);}
.settings-row .ic{font-size:18px;width:22px;text-align:center;}
.settings-row .label{flex:1;font-size:14px;}
.settings-row .sub{font-size:12px;color:var(--text-dim);}

/* modal */
.modal-backdrop{position:fixed;inset:0;background:rgba(4,6,10,0.6);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:100;}
.modal{background:var(--bg-2);border:1px solid var(--border-soft);border-radius:var(--radius-lg);padding:24px;width:min(420px,90vw);max-height:86vh;overflow-y:auto;box-shadow:var(--shadow-card);}
.modal h3{margin-top:0;font-family:var(--font-display);}
.modal .field-label{margin-top:12px;}
.modal-actions{display:flex;gap:10px;margin-top:18px;justify-content:flex-end;}
.btn-ghost{background:var(--panel);border:1px solid var(--border);color:var(--text);padding:9px 16px;border-radius:var(--radius-sm);cursor:pointer;}
.btn-primary{background:var(--grad-brand);border:none;color:#04120d;font-weight:700;padding:9px 18px;border-radius:var(--radius-sm);cursor:pointer;}
.contact-pick-row{display:flex;align-items:center;gap:10px;padding:8px;border-radius:10px;cursor:pointer;}
.contact-pick-row:hover{background:var(--panel);}
.contact-pick-row.selected{background:rgba(34,230,173,0.12);}

/* call overlay */
.call-overlay{position:fixed;inset:0;z-index:200;background:#05070b;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;}
.call-bg{position:absolute;inset:0;background:radial-gradient(700px 500px at 50% 20%, rgba(139,107,255,0.18), transparent 60%), radial-gradient(700px 500px at 50% 90%, rgba(34,230,173,0.12), transparent 60%);}
.call-header{position:absolute;top:40px;text-align:center;z-index:2;}
.call-name{font-family:var(--font-display);font-size:24px;font-weight:800;}
.call-status{color:var(--text-dim);margin-top:4px;}
.call-avatar-wrap{width:140px;height:140px;border-radius:50%;overflow:hidden;box-shadow:var(--shadow-glow);z-index:2;border:3px solid rgba(255,255,255,0.1);}
.call-avatar-wrap img{width:100%;height:100%;object-fit:cover;}
.remote-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;}
.local-video{position:absolute;bottom:120px;right:24px;width:120px;height:160px;object-fit:cover;border-radius:16px;z-index:3;border:2px solid rgba(255,255,255,0.15);box-shadow:var(--shadow-card);}
.call-controls{position:absolute;bottom:40px;display:flex;gap:16px;z-index:4;}
.call-ctrl{width:56px;height:56px;border-radius:50%;border:1px solid rgba(255,255,255,0.15);background:rgba(255,255,255,0.08);color:#fff;font-size:20px;cursor:pointer;backdrop-filter:blur(10px);transition:transform .15s ease;}
.call-ctrl:hover{transform:translateY(-2px);}
.call-ctrl.active{background:var(--grad-brand);color:#04120d;}
.call-ctrl.end{background:var(--danger);}

.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);background:var(--bg-2);border:1px solid var(--border-soft);color:var(--text);padding:12px 20px;border-radius:999px;box-shadow:var(--shadow-card);z-index:300;font-size:14px;}

/* status view */
.status-my{display:flex;align-items:center;gap:12px;padding:14px 16px;cursor:pointer;}
.status-divider{padding:8px 16px;font-size:12px;color:var(--text-faint);text-transform:uppercase;letter-spacing:.5px;}
.status-ring{border-radius:50%;padding:2px;background:var(--grad-brand);}
.status-ring img{border-radius:50%;display:block;border:2px solid var(--bg-2);}

/* ============ RESPONSIVE ============ */
@media (max-width:980px){
  .main-app{grid-template-columns:70px 300px 1fr;}
}
@media (max-width:760px){
  .main-app{grid-template-columns:1fr; grid-template-rows:1fr 60px;}
  .rail{order:3;flex-direction:row;height:60px;width:100%;padding:0 6px;border-right:none;border-top:1px solid var(--divider);}
  .rail-logo{display:none;}
  .rail-spacer{display:none;}
  .rail-avatar-btn{margin-top:0;}
  .sidebar{order:1;position:absolute;inset:0 0 60px 0;z-index:5;width:100%;border-right:none;}
  .conversation{order:1;position:absolute;inset:0 0 60px 0;z-index:6;width:100%;}
  .conversation.chat-open{display:block;}
  .main-app.chat-open .sidebar{display:none;}
  .back-mobile{display:flex;}
  .msg-row{max-width:86%;}
  .local-video{width:84px;height:112px;bottom:110px;right:14px;}
}
@media (min-width:761px){
  .back-mobile{display:none;}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
}