.mc-launcher{position:fixed;right:20px;bottom:20px;z-index:9999;min-width:72px;height:48px;padding:0 14px;border:0;border-radius:999px;background:linear-gradient(135deg,#0f766e,#0b4f6c);color:#fff;font:700 15px/1 sans-serif;letter-spacing:.2px;box-shadow:0 10px 24px rgba(0,0,0,.25);cursor:pointer;display:flex;align-items:center;justify-content:center;white-space:nowrap}
.mc-panel{position:fixed;right:20px;bottom:92px;width:min(380px,calc(100vw - 20px));height:min(620px,calc(100vh - 120px));z-index:9998;background:#fff;border:1px solid #d6e0e7;border-radius:16px;box-shadow:0 16px 40px rgba(15,23,42,.24);display:grid;grid-template-rows:auto 1fr auto auto;transform:translateY(20px);opacity:0;pointer-events:none;transition:.2s}
.mc-panel.open{transform:translateY(0);opacity:1;pointer-events:auto}
.mc-header{padding:12px 14px;border-bottom:1px solid #e2e8f0;background:#f6fbfd;border-radius:16px 16px 0 0}.mc-title{font:700 15px/1.2 sans-serif}.mc-sub{font:400 12px/1.4 sans-serif;color:#475569}
.mc-lead{padding:12px;border-bottom:1px solid #e2e8f0;display:grid;gap:8px}.mc-lead-title{margin:0;font:700 13px/1.2 sans-serif;color:#0f172a}.mc-lead input{padding:10px;border:1px solid #cbd5e1;border-radius:10px;font:400 14px/1.3 sans-serif}.mc-lead-start{border:0;background:#0f766e;color:#fff;border-radius:10px;padding:10px 12px;font:600 14px/1 sans-serif;cursor:pointer}
.mc-log{overflow-y:auto;padding:12px;background:#fbfdff}.mc-msg{margin:0 0 10px;max-width:85%;padding:10px 11px;border-radius:12px;font:400 14px/1.45 sans-serif;white-space:pre-wrap}.mc-msg.user{margin-left:auto;background:#0b4f6c;color:#fff}.mc-msg.bot{margin-right:auto;background:#e8f3f8;color:#0f172a}
.mc-form{display:grid;grid-template-columns:1fr auto;gap:8px;padding:10px 12px 12px;border-top:1px solid #e2e8f0}.mc-input{width:100%;padding:10px;border:1px solid #cbd5e1;border-radius:10px;font:400 14px/1.3 sans-serif}.mc-send{border:0;background:#0f766e;color:#fff;border-radius:10px;padding:0 14px;font:600 14px/1 sans-serif;cursor:pointer}
@media (max-width:640px){.mc-panel{right:10px;left:10px;width:auto;height:72vh}.mc-launcher{right:12px;bottom:12px;min-width:68px;height:44px;font-size:14px}}