:root{
  --chat-violet:#6d5bd0;
  --chat-indigo:#4f67d8;
  --chat-ink:#26314d;
  --chat-muted:#74809b;
  --chat-line:#e8e7f5;
}
.chat-home-section{
  position:relative; overflow:hidden; margin-bottom:40px; padding:0;
  border-radius:24px; background:rgba(255,255,255,.97);
  box-shadow:0 14px 38px rgba(48,36,102,.20); text-align:left;
}
.chat-home-section::before{
  content:""; position:absolute; inset:0 0 auto; height:7px;
  background:linear-gradient(90deg,#6d5bd0,#4f8ee8,#57c8ad,#d86fb6);
}
.chat-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:30px 32px 18px}
.chat-heading-main{display:flex;align-items:center;gap:14px;min-width:0}
.chat-logo{width:50px;height:50px;border-radius:16px;display:grid;place-items:center;font-size:25px;color:#fff;background:linear-gradient(145deg,#7965dc,#4f67d8);box-shadow:0 9px 22px rgba(84,75,190,.28)}
.chat-title{margin:0;color:var(--chat-ink);font-size:1.65rem;line-height:1.2}
.chat-subtitle{margin:6px 0 0;color:var(--chat-muted);font-size:.93rem}
.chat-live{display:flex;align-items:center;gap:8px;flex:none;padding:8px 12px;border:1px solid #ddf1e9;border-radius:999px;background:#f1fbf7;color:#28775f;font-size:.82rem;font-weight:700}
.chat-live-dot{width:8px;height:8px;border-radius:50%;background:#34b88a;box-shadow:0 0 0 5px rgba(52,184,138,.12)}
.chat-notice{display:none;margin:0 32px 16px;padding:11px 14px;border:1px solid #e4e2f5;border-radius:13px;background:linear-gradient(90deg,#f8f7ff,#f4f9ff);color:#5c6280;font-size:.9rem}
.chat-notice.show{display:flex;align-items:flex-start;gap:9px}
.chat-stage{margin:0 32px;border:1px solid var(--chat-line);border-radius:18px;background:linear-gradient(180deg,#fafaff 0,#fff 100%);overflow:hidden}
.chat-toolbar{min-height:44px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 14px;border-bottom:1px solid var(--chat-line);background:#fff;color:var(--chat-muted);font-size:.82rem}
.chat-load-older{border:0;background:transparent;color:#6657c4;font-weight:700;cursor:pointer;padding:5px 8px;border-radius:8px}
.chat-load-older:hover{background:#f0edff}.chat-load-older[hidden]{display:none}
.chat-messages{height:560px;overflow:auto;padding:7px 12px;scrollbar-width:thin;scrollbar-color:#cec9ed transparent}
.chat-empty{height:100%;min-height:250px;display:grid;place-items:center;text-align:center;color:var(--chat-muted)}
.chat-empty-icon{display:block;font-size:38px;margin-bottom:9px}.chat-empty strong{display:block;color:#4d5875;margin-bottom:5px}
.chat-message{height:46px;display:flex;align-items:center;gap:9px;margin:0;padding:5px 8px;border-bottom:1px solid #efedf7;animation:chat-in .18s ease both;transition:background .16s}
.chat-message:hover{background:#f8f7ff}.chat-message.mine{background:#f4f7ff}.chat-message.mine:hover{background:#eef2ff}
.chat-avatar{width:34px;height:34px;flex:0 0 34px;border-radius:50%;overflow:hidden;display:grid;place-items:center;color:#fff;font-size:.75rem;font-weight:800;background:linear-gradient(145deg,#8695b8,#63708f);box-shadow:0 3px 9px rgba(68,78,112,.16)}
.chat-avatar img{width:100%;height:100%;display:block;object-fit:cover}
.tier-admin .chat-avatar{background:linear-gradient(145deg,#e5a84b,#c2698f)}.tier-vip .chat-avatar{background:linear-gradient(145deg,#9a71df,#e0aa43)}
.chat-row{display:flex;align-items:center;gap:6px;min-width:0;flex:1;white-space:nowrap}
.chat-role{flex:none;padding:2px 7px;border-radius:999px;font-size:.68rem;line-height:1.45;font-weight:800;border:1px solid transparent}
.chat-role.admin{background:#fff1d9;color:#a35c16;border-color:#f4d59e}.chat-role.vip{background:#f4ecff;color:#7946bd;border-color:#dbc5f7}.chat-role.member{background:#eef4ff;color:#4770a9;border-color:#d6e3f6}
.chat-message.announcement{height:50px;margin:5px 0;border:1px solid #efb52c;border-radius:11px;background:linear-gradient(90deg,#fff9df,#fffef8,#fff1b7,#fff9df);background-size:220% 100%;box-shadow:0 0 0 2px rgba(239,181,44,.14),0 0 16px rgba(239,181,44,.32);animation:chat-in .18s ease both,chat-announcement-flow 3.2s linear infinite,chat-announcement-glow 2.1s ease-in-out infinite}
.chat-message.announcement:hover{background:linear-gradient(90deg,#fff4c8,#fffdf3,#ffeaa0,#fff4c8);background-size:220% 100%}.chat-role.announcement{background:linear-gradient(135deg,#c88212,#e8aa28);color:#fff;border-color:#b8730d;box-shadow:0 2px 8px rgba(180,113,13,.24)}.chat-message.announcement .chat-name{color:#8a5a12}.chat-message.announcement .chat-text{color:#6d4a10;font-weight:700}
.chat-name{flex:none;max-width:160px;overflow:hidden;text-overflow:ellipsis;font-weight:800;color:#4f5a76;font-size:.88rem}.chat-separator{flex:none;color:#8a93a8;font-weight:700}
.chat-text{min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;color:#303b57;font-size:.9rem;white-space:nowrap}.chat-time{flex:none;color:#98a1b3;font-size:.72rem;margin-left:8px}
.chat-composer{padding:14px 32px 25px}
.chat-input-row{display:flex;align-items:center;gap:10px}
.chat-input-wrap{position:relative;flex:1}
.chat-input{width:100%;height:46px;padding:0 72px 0 14px;border:1px solid #ddd9ef;border-radius:14px;background:#fff;color:var(--chat-ink);font:inherit;line-height:46px;outline:none;transition:.2s}
.chat-input:focus{border-color:#7665d4;box-shadow:0 0 0 4px rgba(109,91,208,.10)}
.chat-count{position:absolute;right:11px;top:50%;transform:translateY(-50%);color:#9aa2b6;font-size:.72rem}.chat-count.over{color:#d94d63;font-weight:800}
.chat-send{height:46px;min-width:96px;border:0;border-radius:14px;padding:0 18px;background:linear-gradient(145deg,#7765d7,#526ddd);color:#fff;font-weight:800;cursor:pointer;box-shadow:0 8px 18px rgba(83,93,199,.25);transition:.2s}
.chat-send:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(83,93,199,.32)}.chat-send:disabled{opacity:.58;cursor:not-allowed;transform:none}
.chat-feedback{min-height:20px;margin:8px 3px 0;color:var(--chat-muted);font-size:.82rem}.chat-feedback.error{color:#c53e55}.chat-feedback.success{color:#258168}
.chat-login{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:13px 15px;border:1px dashed #d8d3ee;border-radius:14px;background:#faf9ff;color:#66708a}
.chat-login a{flex:none;text-decoration:none;color:#fff;background:linear-gradient(145deg,#7765d7,#526ddd);padding:9px 15px;border-radius:10px;font-weight:800}
.chat-blocked{padding:34px;text-align:center;color:#737d95}.chat-blocked strong{display:block;margin:8px;color:#3d4864}
@keyframes chat-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes chat-announcement-flow{from{background-position:0 0}to{background-position:220% 0}}
@keyframes chat-announcement-glow{0%,100%{box-shadow:0 0 0 2px rgba(239,181,44,.12),0 0 10px rgba(239,181,44,.24)}50%{box-shadow:0 0 0 3px rgba(239,181,44,.22),0 0 22px rgba(239,181,44,.48)}}
@media(max-width:680px){
  .chat-heading{padding:25px 18px 15px}.chat-live{display:none}.chat-title{font-size:1.35rem}.chat-logo{width:44px;height:44px}
  .chat-notice{margin:0 18px 13px}.chat-stage{margin:0 18px}.chat-messages{height:480px;padding:6px 7px}
  .chat-composer{padding:13px 18px 22px}.chat-input-row{gap:8px}.chat-send{min-width:70px;padding:0 12px}
  .chat-message{height:44px;padding:5px 4px;gap:7px}.chat-avatar{width:32px;height:32px;flex-basis:32px}.chat-role{font-size:.62rem;padding:2px 5px}.chat-name{max-width:82px;font-size:.82rem}.chat-text{font-size:.84rem}.chat-time{display:none}
}
@media(prefers-reduced-motion:reduce){.chat-message,.chat-message.announcement{animation:none}.chat-send{transition:none}}