/* ============== RESET & BASE ============== */
:root{
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --t-fast:.18s;
  --t:.25s;
  --t-slow:.4s;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;width:100%;overflow:hidden}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;color:var(--text);background:var(--bg);transition:background .4s var(--ease),color .3s var(--ease);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;-webkit-tap-highlight-color:transparent}
button{border:0;background:transparent;cursor:pointer;color:inherit;font-family:inherit;-webkit-tap-highlight-color:transparent}
input,textarea{font-family:inherit;color:inherit;background:transparent;border:0;outline:0}
ul{list-style:none}
svg{width:22px;height:22px;display:block}
a{color:inherit}
.hidden{display:none !important}

::selection{background:var(--accent);color:#fff}

/* Custom scrollbars — slim, subtle */
*::-webkit-scrollbar{width:8px;height:8px}
*::-webkit-scrollbar-track{background:transparent}
*::-webkit-scrollbar-thumb{background:transparent;border-radius:8px;border:2px solid transparent;background-clip:padding-box;transition:background-color .2s var(--ease)}
*:hover::-webkit-scrollbar-thumb{background:var(--border-strong);background-clip:padding-box}

/* ============== THEMES ============== */
[data-theme="midnight-cat"]{
  --bg:#0d1117; --bg-2:#161b22; --bg-3:#1c2230;
  --panel:rgba(22,27,34,.85); --panel-solid:#161b22;
  --border:rgba(255,255,255,.08); --border-strong:rgba(255,255,255,.14);
  --text:#e6edf3; --text-dim:#9aa4b2; --text-muted:#6e7681;
  --accent:#a371f7; --accent-2:#58a6ff; --accent-grad:linear-gradient(135deg,#a371f7 0%,#58a6ff 100%);
  --bubble-me:linear-gradient(135deg,#7c3aed 0%,#4f46e5 100%);
  --bubble-other:#262d3a; --danger:#f85149; --success:#3fb950; --warning:#f0a020;
  --shadow:0 10px 40px rgba(0,0,0,.5); --radius:16px;
  --chat-bg:radial-gradient(circle at 20% 30%,rgba(163,113,247,.08),transparent 50%),radial-gradient(circle at 80% 70%,rgba(88,166,255,.06),transparent 50%),#0d1117;
}
[data-theme="sunset-paws"]{
  --bg:#1a0f1f; --bg-2:#24142e; --bg-3:#2e1939;
  --panel:rgba(36,20,46,.85); --panel-solid:#24142e;
  --border:rgba(255,255,255,.1); --border-strong:rgba(255,255,255,.18);
  --text:#fff5ef; --text-dim:#d4b8c8; --text-muted:#9a8090;
  --accent:#ff6b9d; --accent-2:#ffb347; --accent-grad:linear-gradient(135deg,#ff6b9d 0%,#ffb347 100%);
  --bubble-me:linear-gradient(135deg,#ff6b9d 0%,#ff8e53 100%);
  --bubble-other:#3a2347; --danger:#ff5c5c; --success:#4ade80; --warning:#fbbf24;
  --shadow:0 10px 40px rgba(0,0,0,.5); --radius:16px;
  --chat-bg:radial-gradient(circle at 20% 30%,rgba(255,107,157,.12),transparent 50%),radial-gradient(circle at 80% 70%,rgba(255,179,71,.08),transparent 50%),#1a0f1f;
}
[data-theme="ocean-cat"]{
  --bg:#0a1929; --bg-2:#102a43; --bg-3:#1a3a5c;
  --panel:rgba(16,42,67,.85); --panel-solid:#102a43;
  --border:rgba(255,255,255,.08); --border-strong:rgba(255,255,255,.16);
  --text:#e6f4ff; --text-dim:#a0c0d8; --text-muted:#6b8aa0;
  --accent:#00d4ff; --accent-2:#00ffa3; --accent-grad:linear-gradient(135deg,#00d4ff 0%,#00ffa3 100%);
  --bubble-me:linear-gradient(135deg,#0891b2 0%,#06b6d4 100%);
  --bubble-other:#1e3a52; --danger:#ef4444; --success:#10b981; --warning:#f59e0b;
  --shadow:0 10px 40px rgba(0,0,0,.5); --radius:16px;
  --chat-bg:radial-gradient(circle at 20% 30%,rgba(0,212,255,.08),transparent 50%),radial-gradient(circle at 80% 70%,rgba(0,255,163,.06),transparent 50%),#0a1929;
}
[data-theme="cream-light"]{
  --bg:#faf7f2; --bg-2:#ffffff; --bg-3:#f0ebe0;
  --panel:rgba(255,255,255,.9); --panel-solid:#ffffff;
  --border:rgba(0,0,0,.08); --border-strong:rgba(0,0,0,.15);
  --text:#1a1a1a; --text-dim:#5a5a5a; --text-muted:#8a8a8a;
  --accent:#7c3aed; --accent-2:#ec4899; --accent-grad:linear-gradient(135deg,#7c3aed 0%,#ec4899 100%);
  --bubble-me:linear-gradient(135deg,#7c3aed 0%,#a855f7 100%);
  --bubble-other:#f0ebe0; --danger:#ef4444; --success:#16a34a; --warning:#d97706;
  --shadow:0 10px 40px rgba(0,0,0,.1); --radius:16px;
  --chat-bg:radial-gradient(circle at 20% 30%,rgba(124,58,237,.05),transparent 50%),radial-gradient(circle at 80% 70%,rgba(236,72,153,.04),transparent 50%),#faf7f2;
}

/* ============== AUTH ============== */
.auth-screen{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;overflow:hidden}
.auth-bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;animation:blobMove 20s ease-in-out infinite;will-change:transform}
.blob-1{width:500px;height:500px;background:var(--accent);top:-100px;left:-100px;animation-delay:0s}
.blob-2{width:400px;height:400px;background:var(--accent-2);bottom:-80px;right:-100px;animation-delay:-7s}
.blob-3{width:350px;height:350px;background:var(--accent);top:40%;left:50%;animation-delay:-14s}
@keyframes blobMove{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(60px,-40px) scale(1.1)}66%{transform:translate(-40px,60px) scale(.9)}}

.glass{background:var(--panel);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border);box-shadow:var(--shadow)}

.auth-card{position:relative;z-index:1;width:100%;max-width:420px;padding:36px 32px 28px;border-radius:24px;animation:cardIn .6s cubic-bezier(.34,1.56,.64,1)}
@keyframes cardIn{from{opacity:0;transform:translateY(30px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}
.auth-brand{text-align:center;margin-bottom:24px}
.logo-cat{display:flex;justify-content:center;margin-bottom:14px}
.cat{position:relative;width:80px;height:80px;background:var(--accent-grad);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 30px rgba(163,113,247,.4);animation:catBob 3s ease-in-out infinite}
@keyframes catBob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-6px) rotate(2deg)}}
.ear{position:absolute;width:24px;height:24px;background:var(--accent);top:-6px;border-radius:50% 50% 0 50%}
.ear-l{left:6px;transform:rotate(-30deg)}
.ear-r{right:6px;transform:rotate(60deg)}
.face{position:relative;width:50px;height:50px}
.eye{position:absolute;top:14px;width:8px;height:10px;background:#0d1117;border-radius:50%;animation:blink 4s infinite}
.eye-l{left:10px}
.eye-r{right:10px}
@keyframes blink{0%,95%,100%{transform:scaleY(1)}97%{transform:scaleY(.1)}}
.nose{position:absolute;left:50%;top:28px;width:6px;height:5px;background:#ff6b9d;border-radius:50%;transform:translateX(-50%)}
.whiskers{position:absolute;left:50%;top:32px;width:30px;height:1px;background:rgba(255,255,255,.5);transform:translateX(-50%);box-shadow:0 4px 0 rgba(255,255,255,.4),0 -4px 0 rgba(255,255,255,.4)}
.brand-title{font-family:'Nunito',sans-serif;font-size:36px;font-weight:900;background:var(--accent-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-1px}
.brand-sub{color:var(--text-dim);margin-top:6px;font-size:14px}

.auth-tabs{display:flex;position:relative;background:var(--bg-3);border-radius:12px;padding:4px;margin-bottom:22px}
.tab-btn{flex:1;padding:10px;font-weight:600;color:var(--text-dim);border-radius:8px;transition:color .25s;position:relative;z-index:1;font-size:14px}
.tab-btn.active{color:#fff}
.tab-indicator{position:absolute;top:4px;bottom:4px;left:4px;width:calc(50% - 4px);background:var(--accent-grad);border-radius:8px;transition:transform .3s cubic-bezier(.34,1.56,.64,1)}
.auth-tabs[data-active="register"] .tab-indicator{transform:translateX(100%)}

.auth-form{display:none;flex-direction:column;gap:14px}
.auth-form.active{display:flex;animation:fadeIn .3s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.field{display:flex;flex-direction:column;gap:6px}
.field-label{font-size:12px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px}
.field input,.field textarea{padding:12px 14px;background:var(--bg-3);border:1px solid var(--border);border-radius:10px;font-size:15px;transition:border-color .2s,box-shadow .2s;width:100%;font-family:inherit;resize:vertical}
.field input:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(163,113,247,.18)}
.form-error{font-size:13px;color:var(--danger);min-height:18px}
.btn-primary{position:relative;display:flex;align-items:center;justify-content:center;gap:8px;padding:13px;background:var(--accent-grad);color:#fff;border-radius:12px;font-weight:600;font-size:15px;cursor:pointer;transition:transform .15s,box-shadow .2s,opacity .2s;box-shadow:0 6px 20px rgba(163,113,247,.35)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 28px rgba(163,113,247,.45)}
.btn-primary:active{transform:translateY(0)}
.btn-primary:disabled{opacity:.55;cursor:wait;transform:none;box-shadow:0 4px 12px rgba(163,113,247,.25)}
.btn-primary svg{width:18px;height:18px}
.btn-primary.loading span{visibility:hidden}
.btn-primary.loading svg{visibility:hidden}
.btn-primary.loading::after{content:'';position:absolute;width:18px;height:18px;border:2.5px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.auth-footer{position:relative;z-index:1;margin-top:24px;color:var(--text-dim);font-size:12px;text-align:center}

/* ============== APP ============== */
/* App shell — absolute inset:0 guarantees it covers the body regardless of
   viewport-unit quirks on iOS Safari. Heights are kept as fallbacks. */
.app-shell{
  position:absolute;inset:0;
  display:grid;grid-template-columns:340px 1fr;
  height:100vh;height:-webkit-fill-available;height:100dvh;
  background:var(--bg);animation:fadeIn .4s ease
}
.app-shell.with-info{grid-template-columns:340px 1fr 320px}

.sidebar{display:flex;flex-direction:column;background:var(--bg-2);border-right:1px solid var(--border);position:relative;overflow:hidden;min-width:0}
.sidebar-header{display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--border)}
.icon-btn{width:38px;height:38px;display:flex;align-items:center;justify-content:center;border-radius:50%;color:var(--text-dim);transition:background var(--t) var(--ease),color var(--t) var(--ease),transform var(--t-fast) var(--ease-spring);flex-shrink:0}
.icon-btn:hover{background:var(--bg-3);color:var(--text)}
.icon-btn:active{transform:scale(.9)}
.icon-btn.small{width:30px;height:30px}
.icon-btn.small svg{width:16px;height:16px}
.search-box{flex:1;display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--bg-3);border-radius:20px;transition:background .2s;min-width:0}
.search-box svg{width:18px;height:18px;color:var(--text-muted);flex-shrink:0}
.search-box input{flex:1;font-size:14px;min-width:0}
.search-box:focus-within{box-shadow:0 0 0 2px var(--accent)}

.connection-indicator{position:relative}
.connection-indicator .dot{width:10px;height:10px;border-radius:50%;background:var(--text-muted);transition:background .3s,box-shadow .3s}
.connection-indicator[data-state="connected"] .dot{background:var(--success);box-shadow:0 0 8px var(--success)}
.connection-indicator[data-state="connecting"] .dot{background:var(--warning);animation:pulse 1s infinite}
.connection-indicator[data-state="disconnected"] .dot{background:var(--danger)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}

.folder-tabs{display:flex;gap:4px;padding:8px 10px;border-bottom:1px solid var(--border);overflow-x:auto;scrollbar-width:none}
.folder-tabs::-webkit-scrollbar{display:none}
.folder-tab{padding:6px 12px;font-size:13px;font-weight:600;color:var(--text-dim);border-radius:18px;white-space:nowrap;transition:all .2s;display:flex;gap:6px;align-items:center}
.folder-tab:hover{background:var(--bg-3);color:var(--text)}
.folder-tab.active{background:var(--accent);color:#fff}
.badge{background:rgba(255,255,255,.25);color:inherit;font-size:11px;padding:1px 6px;border-radius:10px;min-width:18px;text-align:center}
.folder-tab:not(.active) .badge{background:var(--bg-3)}

.chat-list{flex:1;overflow-y:auto;padding:6px 0}
.chat-list::-webkit-scrollbar{width:6px}
.chat-list::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:3px}
.chat-item{display:flex;gap:12px;padding:11px 14px;cursor:pointer;transition:background var(--t) var(--ease);position:relative;align-items:center;border-radius:0}
.chat-item:hover{background:var(--bg-3)}
.chat-item.active{background:linear-gradient(90deg,rgba(163,113,247,.18),rgba(163,113,247,.06) 50%,transparent)}
.chat-item.active::before{content:'';position:absolute;left:0;top:50%;height:0;width:3px;background:var(--accent);border-radius:0 3px 3px 0;transform:translateY(-50%);transition:height var(--t) var(--ease-spring)}
.chat-item.active::before{height:34px}
.avatar{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;color:#fff;flex-shrink:0;position:relative;background:var(--accent-grad);text-transform:uppercase;font-family:'Nunito',sans-serif;background-size:cover;background-position:center;box-shadow:0 2px 6px rgba(0,0,0,.18);transition:transform var(--t) var(--ease-spring),box-shadow var(--t) var(--ease)}
.chat-item:hover .avatar{transform:scale(1.03)}
.avatar .avatar-text{display:flex;align-items:center;justify-content:center;width:100%;height:100%;pointer-events:none;border-radius:50%}
.avatar .avatar-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:50%;display:block;background:transparent}
.avatar.large{width:80px;height:80px;font-size:28px}
.avatar.small{width:32px;height:32px;font-size:13px}
/* Online dot sits at the bottom-right tangent of the circle (not clipped). */
.avatar.online::after{content:'';position:absolute;right:4%;bottom:4%;width:28%;height:28%;min-width:10px;min-height:10px;background:var(--success);border:2.5px solid var(--bg-2);border-radius:50%;box-sizing:content-box;box-shadow:0 0 0 0 rgba(63,185,80,.5);animation:onlinePulse 2.2s infinite}
@keyframes onlinePulse{0%,100%{box-shadow:0 0 0 0 rgba(63,185,80,.4)}50%{box-shadow:0 0 0 6px rgba(63,185,80,0)}}
.chat-item-body{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center;gap:3px}
.chat-item-top{display:flex;justify-content:space-between;align-items:center;gap:8px}
.chat-item-name{font-weight:600;font-size:14.5px;letter-spacing:-.1px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chat-item-time{font-size:11px;color:var(--text-muted);flex-shrink:0}
.chat-item-bottom{display:flex;justify-content:space-between;align-items:center;gap:8px}
.chat-item-preview{font-size:13px;color:var(--text-dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}
.chat-item-preview .me-label{color:var(--accent);font-weight:600}
.chat-item-unread{background:var(--accent);color:#fff;font-size:11px;font-weight:700;padding:2px 7px;border-radius:10px;min-width:20px;text-align:center}

.fab{position:absolute;right:18px;bottom:18px;width:56px;height:56px;border-radius:50%;background:var(--accent-grad);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(163,113,247,.5),0 0 0 0 rgba(163,113,247,.4);cursor:pointer;transition:transform .35s var(--ease-spring),box-shadow var(--t) var(--ease);z-index:5}
.fab:hover{transform:scale(1.08) rotate(90deg);box-shadow:0 14px 36px rgba(163,113,247,.6),0 0 0 6px rgba(163,113,247,.1)}
.fab:active{transform:scale(.95) rotate(90deg)}
.fab svg{width:24px;height:24px}

.chat-area{display:flex;flex-direction:column;background:var(--chat-bg);position:relative;overflow:hidden;min-width:0}
.chat-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px;text-align:center;gap:8px}
.empty-cat{font-size:90px;animation:catBob 3s ease-in-out infinite}
.chat-empty h2{font-family:'Nunito',sans-serif;font-size:28px;font-weight:800;background:var(--accent-grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.chat-empty p{color:var(--text-dim);font-size:14px;margin-bottom:14px}
.hero-features{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;max-width:400px}
.feature-pill{padding:6px 12px;background:var(--panel);border:1px solid var(--border);border-radius:20px;font-size:13px;font-weight:500;color:var(--text-dim);backdrop-filter:blur(8px)}

.chat-window{display:flex;flex-direction:column;flex:1;min-height:0}
.chat-header{display:flex;align-items:center;gap:10px;padding:10px 16px;background:var(--panel);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);z-index:5}
.back-btn{display:none}
.chat-header-info{display:flex;align-items:center;gap:12px;flex:1;cursor:pointer;min-width:0}
.chat-header-text{display:flex;flex-direction:column;min-width:0;gap:2px}
.chat-header-name{font-weight:600;font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chat-header-status{font-size:12px;color:var(--text-dim);display:flex;align-items:center;gap:4px}
.chat-header-status.online{color:var(--success)}
.chat-header-actions{display:flex;gap:2px}

.pinned-bar{display:flex;align-items:center;gap:10px;padding:8px 16px;background:var(--panel);border-bottom:1px solid var(--border);font-size:13px;cursor:pointer}
.pin-icon{font-size:14px}
.pin-content{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-dim)}

.messages-area{flex:1;overflow-y:auto;padding:14px 20px;display:flex;flex-direction:column;gap:2px;scroll-behavior:smooth}
.messages-area::-webkit-scrollbar{width:6px}
.messages-area::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:3px}

.load-more-btn{align-self:center;margin:10px 0;padding:6px 16px;background:var(--panel);border:1px solid var(--border);border-radius:14px;font-size:12px;color:var(--text-dim);backdrop-filter:blur(8px);cursor:pointer;transition:background .15s}
.load-more-btn:hover{background:var(--bg-3);color:var(--text)}

.date-divider{align-self:center;margin:14px 0;padding:4px 12px;background:var(--panel);border:1px solid var(--border);border-radius:14px;font-size:12px;color:var(--text-dim);backdrop-filter:blur(8px)}

.msg{display:flex;gap:8px;max-width:70%;margin-bottom:2px;animation:msgIn .35s var(--ease-spring)}
@keyframes msgIn{from{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}
.msg.me{align-self:flex-end;flex-direction:row-reverse;animation-name:msgInMe}
@keyframes msgInMe{from{opacity:0;transform:translateY(12px) translateX(8px) scale(.97)}to{opacity:1;transform:translateY(0) translateX(0) scale(1)}}
.msg .avatar.small{align-self:flex-end;margin-bottom:2px}
.msg.no-avatar .avatar.small{visibility:hidden}
.msg-bubble{padding:9px 13px;border-radius:18px;position:relative;background:var(--bubble-other);color:var(--text);max-width:100%;word-wrap:break-word;box-shadow:0 1px 2px rgba(0,0,0,.06);transition:box-shadow var(--t) var(--ease)}
.msg.me .msg-bubble{background:var(--bubble-me);color:#fff;box-shadow:0 2px 8px rgba(163,113,247,.18)}
.msg-bubble.tail-other{border-bottom-left-radius:6px}
.msg.me .msg-bubble.tail-me{border-bottom-right-radius:6px}
.msg:hover .msg-bubble{box-shadow:0 4px 12px rgba(0,0,0,.12)}
.msg.me:hover .msg-bubble{box-shadow:0 6px 18px rgba(163,113,247,.28)}
.msg-author{font-size:13px;font-weight:600;color:var(--accent);margin-bottom:2px}
.msg.me .msg-author{display:none}
.msg-reply{padding:6px 8px;margin-bottom:4px;background:rgba(255,255,255,.12);border-left:3px solid var(--accent);border-radius:6px;font-size:12px;cursor:pointer}
.msg-reply-author{font-weight:600;color:var(--accent)}
.msg.me .msg-reply-author{color:#fff}
.msg-reply-text{color:var(--text-dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.msg.me .msg-reply-text{color:rgba(255,255,255,.85)}
.msg-text{font-size:14.5px;line-height:1.4;white-space:pre-wrap;word-break:break-word}
.msg-text.emoji-only{font-size:48px;line-height:1.2}
.msg-edited{font-size:11px;color:var(--text-muted);font-style:italic;margin-left:6px}
.msg.me .msg-edited{color:rgba(255,255,255,.7)}
.msg-deleted{font-style:italic;color:var(--text-muted);opacity:.7}
.msg-meta{display:flex;align-items:center;gap:4px;justify-content:flex-end;margin-top:2px;font-size:11px;color:var(--text-muted)}
.msg.me .msg-meta{color:rgba(255,255,255,.8)}
.msg-time{font-size:11px}
.msg-read{font-size:13px;line-height:1}
.msg-check{font-size:13px;line-height:1;margin-left:3px;letter-spacing:-3px;color:rgba(255,255,255,.55);transition:color .2s ease;font-family:'Segoe UI Symbol','Apple Color Emoji',sans-serif}
.msg-check.read{color:#58a6ff}
[data-theme="cream-light"] .msg .msg-check{color:rgba(255,255,255,.6)}
[data-theme="cream-light"] .msg .msg-check.read{color:#5eead4}
.msg-attachment{margin-top:4px;border-radius:10px;overflow:hidden;max-width:300px}
.msg-attachment img{max-width:100%;display:block;cursor:pointer}
.msg-attachment.file{display:flex;align-items:center;gap:10px;padding:8px;background:rgba(255,255,255,.08);border-radius:10px}
.msg-attachment.file .file-ico{font-size:24px}
.msg-attachment.file .file-name{font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.msg-attachment.file .file-size{font-size:11px;color:var(--text-muted)}
.msg.me .msg-attachment.file .file-size{color:rgba(255,255,255,.75)}
.msg-attachment audio{width:100%;min-width:240px}

.msg-reactions{display:flex;flex-wrap:wrap;gap:4px;margin-top:6px}
.reaction{display:flex;align-items:center;gap:3px;padding:3px 9px;background:rgba(255,255,255,.15);border-radius:14px;font-size:12px;cursor:pointer;transition:transform var(--t-fast) var(--ease-spring),background var(--t) var(--ease);user-select:none;backdrop-filter:blur(4px)}
.reaction.mine{background:var(--accent);box-shadow:0 2px 8px rgba(163,113,247,.35)}
.reaction:hover{transform:scale(1.12) translateY(-1px)}
.reaction:active{transform:scale(.96)}

.msg-actions{position:absolute;top:-12px;right:-8px;display:none;gap:2px;background:var(--panel-solid);border:1px solid var(--border);border-radius:18px;padding:3px;box-shadow:var(--shadow);z-index:2}
.msg:hover .msg-actions{display:flex}
.msg.me .msg-actions{right:auto;left:-8px}
.msg-action{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text-dim);transition:background .15s,color .15s}
.msg-action:hover{background:var(--bg-3);color:var(--text)}
.msg-action svg{width:16px;height:16px}

.voice-msg{display:flex;align-items:center;gap:10px;min-width:200px;padding:4px 0}
.voice-play{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;font-size:14px}
.voice-wave{flex:1;display:flex;align-items:center;gap:2px;height:24px}
.voice-bar{flex:1;background:rgba(255,255,255,.5);border-radius:2px;min-height:4px}
.voice-duration{font-size:11px;color:var(--text-dim);flex-shrink:0}
.msg.me .voice-duration{color:rgba(255,255,255,.85)}

.system-msg{align-self:center;margin:10px 0;padding:6px 12px;background:var(--panel);border:1px solid var(--border);border-radius:12px;font-size:12px;color:var(--text-dim);backdrop-filter:blur(8px);text-align:center;max-width:80%}

.typing-bar{padding:4px 20px;font-size:12px;color:var(--text-dim);font-style:italic;display:flex;align-items:center;gap:8px;min-height:22px}
.typing-dots{display:inline-flex;gap:3px}
.typing-dots span{width:5px;height:5px;border-radius:50%;background:var(--accent);animation:typing 1.2s infinite}
.typing-dots span:nth-child(2){animation-delay:.15s}
.typing-dots span:nth-child(3){animation-delay:.3s}
@keyframes typing{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}

/* Inline typing indicator — used in chat header and chat list preview */
.typing-inline{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-weight:600}
.typing-dots-inline{display:inline-flex;gap:2px;align-items:flex-end;height:14px}
.typing-dots-inline span{width:4px;height:4px;border-radius:50%;background:var(--accent);animation:typingBounce 1.1s infinite ease-in-out}
.typing-dots-inline span:nth-child(2){animation-delay:.18s}
.typing-dots-inline span:nth-child(3){animation-delay:.36s}
.typing-label{font-style:italic}
.chat-header-status.typing{color:var(--accent)}
@keyframes typingBounce{
  0%,80%,100%{transform:translateY(0);opacity:.4}
  40%{transform:translateY(-5px);opacity:1}
}

.reply-preview{display:flex;align-items:center;gap:10px;padding:10px 16px;background:var(--panel);border-top:1px solid var(--border)}
.reply-indicator{width:3px;height:30px;background:var(--accent);border-radius:2px;flex-shrink:0}
.reply-info{flex:1;min-width:0}
.reply-author{font-size:13px;font-weight:600;color:var(--accent)}
.reply-text{font-size:13px;color:var(--text-dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.composer{display:flex;align-items:flex-end;gap:6px;padding:10px 14px;background:var(--panel);backdrop-filter:blur(20px);border-top:1px solid var(--border);position:relative}
.composer textarea{flex:1;padding:10px 14px;background:var(--bg-3);border-radius:20px;resize:none;font-size:14.5px;min-height:40px;max-height:120px;line-height:1.4;transition:background var(--t) var(--ease),box-shadow var(--t) var(--ease);overflow-y:auto;border:1.5px solid transparent}
.composer textarea:focus{background:var(--bg);border-color:var(--accent);box-shadow:0 0 0 3px rgba(163,113,247,.12)}
.composer textarea:disabled{opacity:.6;cursor:not-allowed}
/* Keep placeholder on a single visible line — long Russian phrases used to
   wrap on narrow phones and reveal a "second-line ghost" below the input. */
.composer textarea::placeholder{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.send-btn,.voice-btn{color:var(--accent)}
.send-btn:hover{background:rgba(163,113,247,.15);color:var(--accent)}
.composer.has-text .voice-btn{display:none}
.composer:not(.has-text) .send-btn{display:none}

.emoji-panel{position:absolute;bottom:64px;left:14px;width:300px;height:240px;background:var(--panel-solid);border:1px solid var(--border);border-radius:14px;padding:10px;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(8,1fr);gap:4px;overflow-y:auto;z-index:10;animation:popIn .2s ease}
@keyframes popIn{from{opacity:0;transform:translateY(10px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}
.emoji-cell{font-size:22px;cursor:pointer;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:background .15s;aspect-ratio:1}
.emoji-cell:hover{background:var(--bg-3)}

.info-panel{background:var(--bg-2);border-left:1px solid var(--border);overflow-y:auto;display:flex;flex-direction:column;animation:slideInRight .3s ease}
@keyframes slideInRight{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}
.info-header{display:flex;align-items:center;gap:12px;padding:12px 14px;border-bottom:1px solid var(--border)}
.info-header h3{font-size:16px;font-weight:600}
.info-body{padding:20px;display:flex;flex-direction:column;gap:14px;align-items:center}
/* Only the main header avatar gets the large 120px size — member rows stay 40px */
.info-body > .avatar.large{width:120px;height:120px;font-size:42px}
.info-body .member-item .avatar{width:40px;height:40px;font-size:14px}
.info-name{font-size:22px;font-weight:700;font-family:'Nunito',sans-serif;text-align:center}
.info-username{color:var(--text-dim);font-size:14px;text-align:center}
.info-bio{padding:12px;background:var(--bg-3);border-radius:10px;font-size:14px;text-align:center;width:100%}
.info-status{font-size:14px;color:var(--text-dim);text-align:center;line-height:1.3;padding:2px 0;margin-top:-4px}
.info-seen{font-size:12.5px;color:var(--text-muted);margin-top:-6px}
.info-seen.online{color:var(--success);font-weight:600}
.info-card{width:100%;background:var(--bg-3);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:6px}
.info-card-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.6px;font-weight:600}
.info-card-text{font-size:14px;line-height:1.4;white-space:pre-wrap;word-break:break-word}
.info-block-btn{width:100%;padding:11px 14px !important;text-align:center !important;font-size:14px;border-radius:12px !important}
.info-pinned-channel{cursor:pointer;transition:background .15s,transform .1s}
.info-pinned-channel:hover{background:var(--border)}
.info-pinned-channel:active{transform:scale(.98)}
.pinned-channel-row{display:flex;align-items:center;gap:10px}
.pinned-channel-name{flex:1;font-weight:600;font-size:14.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pinned-channel-arrow{color:var(--text-muted);font-size:22px;font-weight:300;line-height:1}
.info-meta{width:100%;display:flex;flex-direction:column;gap:8px}
.info-row{display:flex;justify-content:space-between;padding:10px 12px;background:var(--bg-3);border-radius:8px;font-size:13px}
.info-row span:first-child{color:var(--text-dim)}
.info-members{width:100%}
.info-members h4{font-size:11px;color:var(--text-muted);margin:8px 0 6px;text-transform:uppercase;letter-spacing:.6px;font-weight:600}
.member-item{display:flex;align-items:center;gap:12px;padding:8px 10px;border-radius:10px;transition:background .15s;cursor:pointer}
.member-item:hover{background:var(--bg-3)}
.member-name{font-weight:500;font-size:14px;letter-spacing:-.1px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.member-sub{font-size:12px;color:var(--text-dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:1px}
.member-role{font-size:10px;color:var(--accent);font-weight:600;text-transform:uppercase;letter-spacing:.6px;padding:2px 7px;background:rgba(163,113,247,.12);border-radius:10px;flex-shrink:0}
.member-item.clickable{transition:background .15s,transform .1s}
.member-item.clickable:hover{background:var(--bg-3)}
.member-item.clickable:active{transform:scale(.985)}

.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);backdrop-filter:blur(4px);z-index:100;animation:fadeIn .2s ease}
.modal{position:fixed;background:var(--panel-solid);border:1px solid var(--border);box-shadow:var(--shadow);z-index:101;border-radius:14px}
.side-menu{top:0;left:0;bottom:0;width:300px;border-radius:0 14px 14px 0;animation:slideInLeft .3s ease;display:flex;flex-direction:column}
@keyframes slideInLeft{from{transform:translateX(-100%)}to{transform:translateX(0)}}
.menu-profile{padding:30px 20px;background:var(--accent-grad);color:#fff;display:flex;flex-direction:column;align-items:center;gap:8px}
.menu-profile .avatar{background:rgba(255,255,255,.25);box-shadow:0 0 0 4px rgba(255,255,255,.3)}
.menu-name{font-size:18px;font-weight:700;font-family:'Nunito',sans-serif}
.menu-username{font-size:13px;opacity:.85}
.menu-list{padding:8px;flex:1;overflow-y:auto}
.menu-list li{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:10px;cursor:pointer;transition:background .15s;font-size:14.5px;font-weight:500}
.menu-list li:hover{background:var(--bg-3)}
.menu-list li.danger{color:var(--danger)}
.menu-list li.danger:hover{background:rgba(248,81,73,.15)}
.mi{font-size:18px;width:24px;text-align:center}

.center-modal{top:50%;left:50%;transform:translate(-50%,-50%);width:90%;max-width:480px;max-height:85vh;overflow:hidden;display:flex;flex-direction:column;animation:modalIn .35s var(--ease-spring)}
@keyframes modalIn{from{opacity:0;transform:translate(-50%,-50%) scale(.92)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.modal-header h3{font-size:17px;font-weight:700}
.modal-body{padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}

.theme-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.theme-card{padding:14px;border-radius:12px;cursor:pointer;border:2px solid transparent;transition:transform .15s,border-color .2s;color:#fff}
.theme-card:hover{transform:translateY(-2px)}
.theme-card.active{border-color:#fff;box-shadow:0 0 0 2px var(--accent)}
.theme-card[data-t="midnight-cat"]{background:linear-gradient(135deg,#0d1117,#2e1f4a)}
.theme-card[data-t="sunset-paws"]{background:linear-gradient(135deg,#1a0f1f,#ff6b9d)}
.theme-card[data-t="ocean-cat"]{background:linear-gradient(135deg,#0a1929,#00d4ff)}
.theme-card[data-t="cream-light"]{background:linear-gradient(135deg,#faf7f2,#ec4899);color:#1a1a1a}
.theme-title{font-weight:700;margin-bottom:4px;font-family:'Nunito',sans-serif}
.theme-desc{font-size:12px;opacity:.85}

.user-list{display:flex;flex-direction:column;gap:4px;max-height:300px;overflow-y:auto}
.user-list-item{display:flex;align-items:center;gap:12px;padding:10px;border-radius:10px;cursor:pointer;transition:background .15s}
.user-list-item:hover{background:var(--bg-3)}
.user-list-item.selected{background:rgba(163,113,247,.15)}
.user-list-item .check{margin-left:auto;color:var(--accent);opacity:0;transition:opacity .15s;font-size:18px}
.user-list-item.selected .check{opacity:1}
.user-list-item .label{flex:1;display:flex;flex-direction:column;min-width:0}
.user-list-item .label-name{font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.user-list-item .label-sub{font-size:12px;color:var(--text-dim)}

.modal-form{display:flex;flex-direction:column;gap:14px}

.context-menu{position:fixed;background:var(--panel-solid);border:1px solid var(--border);border-radius:10px;padding:6px;box-shadow:var(--shadow);z-index:200;min-width:180px;animation:popIn .15s ease}
.context-item{display:flex;align-items:center;gap:10px;padding:8px 12px;font-size:14px;cursor:pointer;border-radius:6px;transition:background .15s;user-select:none}
.context-item:hover{background:var(--bg-3)}
.context-item.danger{color:var(--danger)}
.context-item.danger:hover{background:rgba(248,81,73,.15)}

.toast-host{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:300;display:flex;flex-direction:column;gap:8px;pointer-events:none}
.toast{padding:12px 18px;background:var(--panel-solid);border:1px solid var(--border);border-radius:24px;color:var(--text);font-size:14px;box-shadow:var(--shadow);animation:toastIn .3s ease;backdrop-filter:blur(12px);transition:opacity .3s}
.toast.success{border-color:var(--success);color:var(--success)}
.toast.error{border-color:var(--danger);color:var(--danger)}
.toast.warning{border-color:var(--warning);color:var(--warning)}
@keyframes toastIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* ============== EXTRA: status, pin/mute, lightbox, recorder ============== */

.chat-status-emoji{font-size:14px;margin-left:2px;vertical-align:middle}
.chat-item.pinned{background:linear-gradient(90deg,rgba(163,113,247,.04),transparent)}
.chat-flag{margin-right:4px;opacity:.7;font-size:11px}
.chat-item-unread.muted{background:var(--text-muted);opacity:.6}

/* ===== Settings overhaul ===== */
.settings-form{gap:18px}
.settings-avatar-row{display:flex;gap:16px;align-items:center;padding:6px 0}
.settings-avatar{width:88px;height:88px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:32px;color:#fff;font-family:'Nunito',sans-serif;flex-shrink:0;box-shadow:0 6px 18px rgba(0,0,0,.25)}
.settings-avatar-actions{display:flex;flex-direction:column;gap:6px;flex:1}
.btn-ghost{padding:8px 14px;background:var(--bg-3);border:1px solid var(--border);border-radius:10px;font-size:13px;font-weight:600;color:var(--text);cursor:pointer;transition:background .15s,transform .1s;text-align:left}
.btn-ghost:hover{background:var(--border)}
.btn-ghost:active{transform:scale(.97)}
.btn-ghost:disabled{opacity:.6;cursor:wait}
.btn-ghost.danger{color:var(--danger)}
.btn-ghost.danger:hover{background:rgba(248,81,73,.12)}

.field-prefix{display:flex;align-items:stretch;background:var(--bg-3);border:1px solid var(--border);border-radius:10px;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.field-prefix:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(163,113,247,.18)}
.field-prefix .prefix{padding:12px 4px 12px 14px;color:var(--text-muted);font-weight:600}
.field-prefix input{flex:1;padding:12px 14px 12px 4px;background:transparent;border:0;font-size:15px}

.status-row{display:flex;gap:8px}
.status-emoji-btn{width:48px;height:48px;background:var(--bg-3);border:1px solid var(--border);border-radius:10px;font-size:24px;cursor:pointer;transition:background .15s,border-color .2s}
.status-emoji-btn:hover{background:var(--border);border-color:var(--accent)}
.status-row input{flex:1;padding:12px 14px;background:var(--bg-3);border:1px solid var(--border);border-radius:10px;font-size:15px}
.status-row input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(163,113,247,.18)}
.emoji-quick{display:grid;grid-template-columns:repeat(10,1fr);gap:4px;margin-top:8px;padding:8px;background:var(--bg-3);border-radius:10px}
.emoji-quick-cell{display:flex;align-items:center;justify-content:center;height:32px;font-size:18px;border-radius:6px;cursor:pointer;transition:background .15s;user-select:none}
.emoji-quick-cell:hover{background:var(--border)}
.emoji-quick-cell.clear{color:var(--danger);font-weight:700}

.privacy-options{display:flex;gap:6px}
.privacy-opt{flex:1;padding:10px 8px;background:var(--bg-3);border:1.5px solid var(--border);border-radius:10px;font-size:13px;text-align:center;cursor:pointer;transition:all .15s;font-weight:500}
.privacy-opt input{display:none}
.privacy-opt:hover{border-color:var(--border-strong)}
.privacy-opt.active{border-color:var(--accent);background:rgba(163,113,247,.12);color:var(--text);font-weight:600}

.theme-grid.mini{grid-template-columns:repeat(4,1fr);gap:6px}
.theme-grid.mini .theme-card{padding:10px;border-radius:8px}
.theme-grid.mini .theme-card .theme-title{font-size:12px;margin:0}

.settings-actions{display:flex;justify-content:flex-end;padding-top:8px;border-top:1px solid var(--border)}

/* ===== Lightbox ===== */
.lightbox{position:fixed;inset:0;z-index:500;display:flex;align-items:center;justify-content:center;animation:fadeIn .2s ease}
.lightbox.hidden{display:none}
.lightbox-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.92);backdrop-filter:blur(8px);cursor:zoom-out}
.lightbox-stage{position:relative;max-width:92vw;max-height:92vh;display:flex;align-items:center;justify-content:center;animation:cardIn .3s cubic-bezier(.34,1.56,.64,1)}
.lightbox-img{max-width:92vw;max-height:92vh;border-radius:8px;box-shadow:0 30px 60px rgba(0,0,0,.6)}
.lightbox-close,.lightbox-download{position:absolute;top:-44px;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.1);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;text-decoration:none;backdrop-filter:blur(8px);transition:background .15s}
.lightbox-close{right:0}
.lightbox-download{right:44px}
.lightbox-close:hover,.lightbox-download:hover{background:rgba(255,255,255,.2)}
.lightbox-close svg,.lightbox-download svg{width:20px;height:20px}

/* ===== Recording overlay ===== */
.record-overlay{position:fixed;inset:0;z-index:400;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.65);backdrop-filter:blur(10px);animation:fadeIn .2s ease}
.record-overlay.hidden{display:none}
.record-card{background:var(--panel-solid);border:1px solid var(--border);border-radius:24px;padding:30px;box-shadow:var(--shadow);min-width:340px;max-width:420px;display:flex;flex-direction:column;align-items:center;gap:18px;position:relative;animation:cardIn .35s cubic-bezier(.34,1.56,.64,1)}
.record-mode{font-size:42px;animation:catBob 1.4s ease-in-out infinite}
.record-overlay[data-mode="video-circle"] .record-mode{display:none}
.record-pulse{position:absolute;top:30px;right:30px;width:14px;height:14px;border-radius:50%;background:var(--danger);box-shadow:0 0 0 0 var(--danger);animation:recPulse 1.4s infinite}
@keyframes recPulse{0%{box-shadow:0 0 0 0 rgba(248,81,73,.5)}70%{box-shadow:0 0 0 14px rgba(248,81,73,0)}100%{box-shadow:0 0 0 0 rgba(248,81,73,0)}}
.record-video-wrap{width:260px;height:260px;border-radius:50%;overflow:hidden;border:4px solid var(--accent);box-shadow:0 0 40px rgba(163,113,247,.45)}
.record-video-wrap.hidden{display:none}
.record-video-wrap video{width:100%;height:100%;object-fit:cover;transform:scaleX(-1)}
.record-bars{display:flex;gap:3px;align-items:center;height:50px;width:280px}
.record-bars.hidden{display:none}
.record-bars span{flex:1;background:var(--accent);border-radius:2px;height:10%;transition:height .08s ease-out;min-height:4px}
.record-time{font-family:'Nunito',sans-serif;font-weight:700;font-size:24px;color:var(--text);letter-spacing:2px;font-variant-numeric:tabular-nums}
.record-actions{display:flex;gap:10px;width:100%}
.record-btn{flex:1;padding:12px;border-radius:12px;font-weight:600;font-size:14px;cursor:pointer;transition:transform .1s,background .2s}
.record-btn:active{transform:scale(.96)}
.record-btn.cancel{background:var(--bg-3);color:var(--text)}
.record-btn.cancel:hover{background:rgba(248,81,73,.12);color:var(--danger)}
.record-btn.send{background:var(--accent-grad);color:#fff;box-shadow:0 4px 16px rgba(163,113,247,.4)}
.record-btn.send:hover{box-shadow:0 8px 22px rgba(163,113,247,.55)}
.record-hint{font-size:11px;color:var(--text-muted);text-align:center}

/* ===== Round video circle in messages ===== */
.msg-attachment.video-circle{width:240px;height:240px;border-radius:50%;overflow:hidden;background:#000;border:2px solid var(--accent);box-shadow:0 6px 24px rgba(163,113,247,.35)}
.msg-attachment.video-circle video{width:100%;height:100%;object-fit:cover;cursor:pointer;display:block}

/* Status emoji in member list */
.member-status{font-size:12px;color:var(--text-dim);margin-top:2px}

/* ============== RESPONSIVE ============== */

/* Tablet — narrow sidebar */
@media (max-width:1100px){
  .app-shell{grid-template-columns:300px 1fr}
  .app-shell.with-info{grid-template-columns:300px 1fr 300px}
}

/* Mobile — single-column SPA, swap sidebar/chat by .chat-open with smooth slide */
@media (max-width:840px){
  .app-shell{grid-template-columns:1fr;position:relative;overflow:hidden}
  .sidebar,.chat-area{grid-column:1;grid-row:1}
  .sidebar{position:relative;z-index:1;transition:transform .3s var(--ease),opacity .3s var(--ease)}
  .chat-area{position:absolute;inset:0;z-index:2;transform:translate3d(100%,0,0);transition:transform .3s var(--ease)}
  .app-shell.chat-open .chat-area{transform:translate3d(0,0,0)}
  .app-shell.chat-open .sidebar{transform:translate3d(-15%,0,0);opacity:.6;pointer-events:none}
  .back-btn{display:flex}
  .info-panel{position:fixed;top:0;right:0;bottom:0;width:100%;max-width:340px;z-index:50}
  .app-shell.with-info{grid-template-columns:1fr}
  .emoji-panel{width:calc(100% - 28px);left:14px;right:14px;height:200px}

  /* Settings — stack avatar above buttons */
  .settings-avatar-row{flex-direction:column;align-items:center;gap:12px}
  .settings-avatar{width:96px;height:96px;font-size:34px}
  .settings-avatar-actions{flex-direction:row;width:100%}
  .settings-avatar-actions .btn-ghost{flex:1;text-align:center}
  .privacy-options{flex-wrap:wrap}
  .privacy-opt{min-width:calc(50% - 3px);flex:1 0 calc(50% - 3px)}
  .theme-grid.mini{grid-template-columns:repeat(2,1fr)}
}

/* Phones */
@media (max-width:600px){
  /* iOS auto-zooms in on inputs with font-size<16px on focus. Force 16px
     everywhere so the viewport never jumps. */
  .field input,.field textarea,.search-box input,#userSearch,#memberSearch{font-size:16px !important}

  /* Auth */
  .auth-card{padding:24px 18px 22px;border-radius:18px}
  .brand-title{font-size:28px}
  .brand-sub{font-size:13px}
  .cat{width:64px;height:64px}
  .face{width:42px;height:42px}
  .eye{top:12px}
  .nose{top:24px}
  .whiskers{top:28px;width:22px}

  /* App chrome */
  .sidebar-header{padding:8px 10px;gap:6px}
  .icon-btn{width:36px;height:36px}
  .search-box{padding:7px 10px}
  .search-box input{font-size:14px}
  .folder-tabs{padding:6px 8px}
  .folder-tab{padding:5px 10px;font-size:12.5px}

  /* Chat list */
  .chat-item{padding:9px 12px;gap:10px}
  .avatar{width:44px;height:44px;font-size:16px}
  .avatar.small{width:30px;height:30px;font-size:12px}
  .chat-item-name{font-size:14px}

  /* Chat header */
  .chat-header{padding:8px 10px;gap:8px}
  .chat-header-name{font-size:14.5px}
  .chat-header-status{font-size:11.5px}

  /* Messages */
  .msg{max-width:85%}
  .messages-area{padding:10px 12px}
  .msg-bubble{padding:7px 10px;border-radius:16px}
  .msg-text{font-size:14px}

  /* Composer — anti-iOS-zoom by 16px font, more compact padding */
  .composer{padding:8px 8px;gap:4px;flex-shrink:0;z-index:6}
  .composer textarea{font-size:16px;padding:9px 12px;min-height:38px}
  .chat-window{min-height:0;flex:1}
  .messages-area{flex:1 1 0;min-height:0}

  /* Modals — go full-bleed bottom-sheet style */
  .center-modal{
    top:auto;left:0;right:0;bottom:0;
    transform:none;
    width:100%;max-width:none;
    border-radius:20px 20px 0 0;
    max-height:92vh;
    animation:sheetIn .3s cubic-bezier(.34,1.56,.64,1);
  }
  @keyframes sheetIn{from{transform:translateY(100%)}to{transform:translateY(0)}}
  .modal-header{padding:14px 18px}
  .modal-body{padding:16px}

  /* Side menu */
  .side-menu{width:86vw;max-width:320px}

  /* Info panel — full-width */
  .info-panel{max-width:none}
  .info-body{padding:18px}
  .info-body .avatar{width:96px;height:96px;font-size:34px}
  .info-name{font-size:20px}

  /* Recording overlay */
  .record-card{padding:24px 20px;min-width:0;width:calc(100% - 32px);max-width:380px;gap:14px}
  .record-video-wrap{width:220px;height:220px}
  .record-bars{width:240px;height:42px}
  .record-time{font-size:20px}

  /* Lightbox */
  .lightbox-close,.lightbox-download{top:auto;bottom:-44px}
  .lightbox-close{right:50%;transform:translateX(50%)}
  .lightbox-download{right:50%;transform:translateX(calc(50% + 50px))}

  /* Floating + button slightly smaller and lifted to avoid composer */
  .fab{width:50px;height:50px;right:14px;bottom:14px}

  /* Video circles smaller */
  .msg-attachment.video-circle{width:200px;height:200px}

  /* Hide search to save space, but keep call & menu buttons visible */
  .chat-header-actions #searchChatBtn{display:none}
}

/* Very narrow */
@media (max-width:380px){
  .auth-card{padding:20px 14px 18px}
  .brand-title{font-size:24px}
  .field input,.field textarea{font-size:14px;padding:11px 12px}
  .btn-primary{padding:12px;font-size:14px}
  .feature-pill{font-size:11px;padding:4px 8px}
  .chat-empty h2{font-size:22px}
  .empty-cat{font-size:64px}

  /* Stack composer mic+send tighter */
  .composer .icon-btn{width:34px;height:34px}
}

/* ============== CALLS ============== */

.call-overlay{position:fixed;inset:0;z-index:600;background:#0a0a0f;display:flex;flex-direction:column;animation:fadeIn .3s var(--ease)}
.call-overlay.hidden{display:none}
.call-remote-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;background:#1a1a22}
.call-remote-poster{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 30%,#2a2438,#0a0a0f)}
.call-remote-poster .avatar{box-shadow:0 12px 40px rgba(0,0,0,.6)}
.call-local-video{position:absolute;bottom:120px;right:20px;width:140px;height:200px;object-fit:cover;border-radius:14px;border:2px solid rgba(255,255,255,.2);box-shadow:0 6px 24px rgba(0,0,0,.5);transform:scaleX(-1);background:#000;z-index:2}
.call-header{position:absolute;top:0;left:0;right:0;padding:32px 24px 80px;background:linear-gradient(180deg,rgba(0,0,0,.55) 0%,transparent 100%);color:#fff;text-align:center;z-index:1;pointer-events:none}
.call-header .call-name{font-family:'Nunito',sans-serif;font-size:28px;font-weight:700;text-shadow:0 2px 8px rgba(0,0,0,.55);letter-spacing:-.3px}
.call-header .call-status{font-size:15px;opacity:.85;margin-top:4px;font-variant-numeric:tabular-nums}

.call-controls{position:absolute;bottom:32px;left:0;right:0;display:flex;justify-content:center;gap:18px;z-index:3}
.call-btn{width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.13);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transition:transform .15s var(--ease-spring),background .2s var(--ease);border:0}
.call-btn:hover{background:rgba(255,255,255,.22);transform:scale(1.06)}
.call-btn:active{transform:scale(.94)}
.call-btn.off{background:rgba(255,255,255,.85);color:#1a1a1a}
.call-btn.hangup{background:#ef4444}
.call-btn.hangup:hover{background:#dc2626;transform:rotate(135deg) scale(1.06)}
.call-btn.accept{background:#10b981}
.call-btn.accept:hover{background:#059669}
.call-btn.reject{background:#ef4444}
.call-btn.reject:hover{background:#dc2626}

/* Incoming-call floating card */
.call-incoming{position:fixed;top:18px;left:50%;transform:translateX(-50%);z-index:580;animation:slideDownSpring .4s var(--ease-spring)}
.call-incoming.hidden{display:none}
.call-incoming-card{background:var(--panel-solid);border:1px solid var(--border);border-radius:18px;padding:14px 16px;display:flex;align-items:center;gap:14px;box-shadow:0 20px 60px rgba(0,0,0,.45);min-width:340px;max-width:90vw}
.call-incoming-card .avatar.large{width:56px;height:56px;font-size:22px;flex-shrink:0;animation:ringPulse 1.4s infinite}
.call-incoming-info{flex:1;min-width:0}
.call-incoming-name{font-family:'Nunito',sans-serif;font-size:16px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.call-incoming-status{font-size:12.5px;color:var(--text-dim);margin-top:2px}
.call-incoming-actions{display:flex;gap:8px;flex-shrink:0}
.call-incoming-actions .call-btn{width:44px;height:44px}
@keyframes slideDownSpring{from{transform:translate(-50%,-120%);opacity:0}to{transform:translate(-50%,0);opacity:1}}
@keyframes ringPulse{0%,100%{box-shadow:0 0 0 0 rgba(163,113,247,.5)}50%{box-shadow:0 0 0 10px rgba(163,113,247,0)}}

/* Header call buttons accent */
.call-btn-header{color:var(--accent)}
.call-btn-header:hover{background:rgba(163,113,247,.15);color:var(--accent)}

@media (max-width:600px){
  .call-local-video{width:100px;height:140px;bottom:110px;right:14px}
  .call-header{padding:20px 16px 60px}
  .call-header .call-name{font-size:22px}
  .call-btn{width:58px;height:58px}
  .call-controls{gap:14px;bottom:24px}
  .call-incoming-card{min-width:0;width:calc(100vw - 24px)}
}

/* ============== INSTALL TO HOME SCREEN ============== */

.install-banner{
  position:fixed;right:18px;bottom:18px;z-index:340;
  display:flex;align-items:center;gap:12px;
  background:var(--panel-solid);border:1px solid var(--border);
  border-radius:18px;padding:10px 14px;max-width:380px;
  box-shadow:0 20px 60px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.04) inset;
  animation:installIn .4s var(--ease-spring)
}
.install-banner.hidden{display:none}
.install-icon{width:44px;height:44px;border-radius:12px;flex-shrink:0;box-shadow:0 4px 12px rgba(163,113,247,.4)}
.install-info{flex:1;min-width:0}
.install-title{font-family:'Nunito',sans-serif;font-weight:700;font-size:14.5px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.install-sub{font-size:12px;color:var(--text-dim);margin-top:1px;display:flex;align-items:center;gap:4px}
.install-sub .install-share{color:var(--accent);vertical-align:middle}
.install-btn{padding:8px 14px;background:var(--accent-grad);color:#fff;border-radius:10px;font-weight:600;font-size:13px;cursor:pointer;flex-shrink:0;transition:transform var(--t-fast) var(--ease-spring),box-shadow var(--t) var(--ease);box-shadow:0 4px 14px rgba(163,113,247,.4)}
.install-btn:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(163,113,247,.5)}
.install-btn:active{transform:translateY(0) scale(.96)}
.install-close{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text-muted);cursor:pointer;flex-shrink:0;transition:background var(--t) var(--ease),color var(--t) var(--ease)}
.install-close:hover{background:var(--bg-3);color:var(--text)}

@keyframes installIn{
  from{transform:translateX(120%);opacity:0}
  to{transform:translateX(0);opacity:1}
}

@media (max-width:600px){
  /* On phones move it to the TOP so it never overlaps the composer / send button. */
  .install-banner{
    top:env(safe-area-inset-top,0);
    left:12px;right:12px;bottom:auto;
    max-width:none;
    margin-top:10px;
    padding:9px 12px;gap:10px;
    animation:installInTop .4s var(--ease-spring)
  }
  .install-icon{width:40px;height:40px}
  .install-title{font-size:13.5px}
  .install-sub{font-size:11.5px}
  .install-btn{padding:7px 11px;font-size:12.5px}
}
@keyframes installInTop{
  from{transform:translateY(-150%);opacity:0}
  to{transform:translateY(0);opacity:1}
}

/* Notch / safe-area-inset — only inside installed PWA. In a regular
   Safari/Chrome window iOS hands these zones to the browser chrome itself
   and inset values are 0 anyway. Triggered by either the CSS media query
   (modern Android/iOS Chrome) OR the JS-set .standalone class (older iOS
   Safari that doesn't support display-mode: standalone). */
@media (display-mode: standalone), (display-mode: minimal-ui){
  html{ /* sentinel — see below */ }
}
@supports (padding:max(0px)){
  @media (display-mode: standalone), (display-mode: minimal-ui){
    /* TOP — push our chrome below the status bar / notch */
    .sidebar-header{padding-top:max(12px, env(safe-area-inset-top))}
    .chat-header{padding-top:max(10px, env(safe-area-inset-top))}
    .auth-screen{padding-top:max(24px, env(safe-area-inset-top));padding-bottom:max(24px, env(safe-area-inset-bottom))}

    /* BOTTOM — keep interactive elements above the iOS home indicator */
    .composer{padding-bottom:max(10px, env(safe-area-inset-bottom))}
    .chat-list{padding-bottom:env(safe-area-inset-bottom)}
    .fab{bottom:max(18px, calc(env(safe-area-inset-bottom) + 14px))}
    .menu-list{padding-bottom:max(8px, env(safe-area-inset-bottom))}
    .info-body{padding-bottom:max(20px, env(safe-area-inset-bottom))}
    .modal-body{padding-bottom:max(20px, env(safe-area-inset-bottom))}
    .messages-area{padding-bottom:max(14px, calc(env(safe-area-inset-bottom) + 4px))}
  }

  /* JS-set fallback for iOS Safari that doesn't expose display-mode media */
  html.standalone .sidebar-header{padding-top:max(12px, env(safe-area-inset-top))}
  html.standalone .chat-header{padding-top:max(10px, env(safe-area-inset-top))}
  html.standalone .auth-screen{padding-top:max(24px, env(safe-area-inset-top));padding-bottom:max(24px, env(safe-area-inset-bottom))}
  html.standalone .composer{padding-bottom:max(10px, env(safe-area-inset-bottom))}
  html.standalone .chat-list{padding-bottom:env(safe-area-inset-bottom)}
  html.standalone .fab{bottom:max(18px, calc(env(safe-area-inset-bottom) + 14px))}
  html.standalone .menu-list{padding-bottom:max(8px, env(safe-area-inset-bottom))}
  html.standalone .info-body{padding-bottom:max(20px, env(safe-area-inset-bottom))}
  html.standalone .modal-body{padding-bottom:max(20px, env(safe-area-inset-bottom))}
  html.standalone .messages-area{padding-bottom:max(14px, calc(env(safe-area-inset-bottom) + 4px))}

  /* Side menu — push the gradient profile header below the notch on iOS standalone */
  @media (display-mode: standalone), (display-mode: minimal-ui){
    .menu-profile{padding-top:max(30px, calc(env(safe-area-inset-top) + 18px))}
  }
  html.standalone .menu-profile{padding-top:max(30px, calc(env(safe-area-inset-top) + 18px))}
}

/* Background extends edge-to-edge to mask any system rendering gaps.
   Use the chat-area gradient as body bg so the area below the composer (if
   any) blends with the chat background instead of showing a darker strip. */
html, body{background:var(--chat-bg, var(--bg-2))}