.chat-fab{position:fixed;inset-inline-end:20px;bottom:calc(var(--music-bar-height) + 20px);z-index:1800;width:58px;height:58px;border-radius:50%;border:none;cursor:pointer;background:var(--grad-main);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px #6d5ef85c,0 0 0 1px #ffffff1f;transition:transform .2s cubic-bezier(.2,.8,.2,1),box-shadow .2s}
.chat-fab:hover{transform:translateY(-3px) scale(1.04);box-shadow:0 14px 38px #6d5ef873,0 0 0 1px #ffffff2b}
.chat-fab svg{width:26px;height:26px;transition:opacity .15s,transform .15s}
.chat-fab .cf-close-ic{display:none;position:absolute}
.chat-fab.open .cf-chat-ic{opacity:0;transform:scale(.6) rotate(20deg)}
.chat-fab.open .cf-close-ic{display:block;opacity:1}
.chat-fab .cf-dot{position:absolute;top:2px;inset-inline-end:2px;width:14px;height:14px;border-radius:50%;background:#ff4d6d;border:2px solid var(--bg);display:none;box-shadow:0 0 0 3px #ff4d6d33}
.chat-fab .cf-dot.show{display:block;animation:cfPulse 1.6s ease-in-out infinite}
@keyframes cfPulse{0%,to{transform:scale(1)}50%{transform:scale(1.18)}}
.chat-panel{position:fixed;inset-inline-end:20px;bottom:calc(var(--music-bar-height) + 90px);z-index:1799;width:min(370px,calc(100vw - 32px));height:min(560px,calc(100vh - 160px));background:var(--surface);border:1px solid var(--border-strong);border-radius:22px;box-shadow:0 24px 60px #00000059,0 0 0 1px #ffffff0d;display:flex;flex-direction:column;overflow:hidden;opacity:0;visibility:hidden;transform:translateY(16px) scale(.97);transform-origin:bottom left;transition:opacity .22s,transform .22s,visibility .22s}
body:not(.light) .chat-panel{background:#0e0d1af0;backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px)}
body.light .chat-panel{background:#ffffffef;backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px)}
.chat-panel.open{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
.chat-head{flex-shrink:0;display:flex;align-items:center;gap:12px;padding:16px 18px;background:var(--grad-main);color:#fff}
.chat-head-avatar{width:38px;height:38px;border-radius:50%;background:#ffffff26;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.chat-head-avatar svg{width:19px;height:19px}
.chat-head-info{min-width:0;flex:1}
.chat-head-info strong{display:block;font-size:14px}
.chat-head-info span{display:block;font-size:11.5px;opacity:.85;margin-top:2px}
.chat-head-status{width:8px;height:8px;border-radius:50%;background:#3fe07a;box-shadow:0 0 8px #3fe07a;flex-shrink:0}
.chat-body{flex:1;min-height:0;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.chat-msg{max-width:80%;padding:10px 13px;border-radius:16px;font-size:13.5px;line-height:1.7;word-wrap:break-word}
.chat-msg.from-user{align-self:flex-start;background:var(--grad-main);color:#fff;border-bottom-left-radius:5px}
.chat-msg.from-admin{align-self:flex-end;background:var(--bg-soft);border:1px solid var(--border);color:var(--text);border-bottom-right-radius:5px}
.chat-msg time{display:block;font-size:10px;opacity:.65;margin-top:5px;font-family:var(--font-mono)}
.chat-empty-state{margin:auto;text-align:center;color:var(--muted);font-size:13px;padding:20px}
.chat-empty-state svg{width:40px;height:40px;color:var(--muted-2);margin-bottom:10px}
.chat-typing-dots{align-self:flex-end;display:flex;gap:4px;padding:10px 13px}
.chat-typing-dots span{width:6px;height:6px;border-radius:50%;background:var(--muted-2);animation:cfTyping 1.2s ease-in-out infinite}
.chat-typing-dots span:nth-child(2){animation-delay:.2s}
.chat-typing-dots span:nth-child(3){animation-delay:.4s}
@keyframes cfTyping{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}
.chat-form{padding:18px;display:flex;flex-direction:column;gap:12px;margin:auto 0}
.chat-form p{margin:0 0 2px;font-size:12.5px;color:var(--muted);line-height:1.8}
.chat-form input{width:100%;padding:11px 13px;border-radius:12px;border:1px solid var(--border);background:var(--bg-soft);color:var(--text);font-size:13.5px;outline:none;transition:border-color .2s}
.chat-form input:focus{border-color:var(--accent)}
.chat-form-err{font-size:12px;color:#ff8a8a;display:none}
.chat-form-err.show{display:block}
.chat-form button{margin-top:2px;height:44px;border:none;border-radius:12px;background:var(--grad-main);color:#fff;font-weight:800;font-size:13.5px;cursor:pointer;transition:filter .2s}
.chat-form button:hover{filter:brightness(1.08)}
.chat-input-row{flex-shrink:0;display:flex;align-items:center;gap:8px;padding:12px 14px;border-top:1px solid var(--border)}
.chat-input-row textarea{flex:1;resize:none;max-height:90px;padding:10px 13px;border-radius:14px;border:1px solid var(--border);background:var(--bg-soft);color:var(--text);font-size:13.5px;font-family:inherit;outline:none;transition:border-color .2s;line-height:1.6}
.chat-input-row textarea:focus{border-color:var(--accent)}
.chat-send-btn{flex-shrink:0;width:40px;height:40px;border-radius:50%;border:none;background:var(--grad-main);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .15s}
.chat-send-btn:hover{transform:scale(1.06)}
.chat-send-btn svg{width:17px;height:17px}
@media(max-width:480px){.chat-panel{inset-inline-end:12px;inset-inline-start:12px;width:auto;bottom:calc(var(--music-bar-height) + 84px);height:min(72vh,540px)}.chat-fab{inset-inline-end:14px}}