:root{--bg: #0b1020;--panel: #121933;--panel-2: #1a2342;--bot-bubble: #1e2747;--text: #e8ecf6;--muted: #9aa6c4;--brand: #6d8cff;--brand-2: #9b6dff;--accent: #28c98a;--border: #26304f}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:radial-gradient(1200px 700px at 70% -10%,#1b2447 0%,var(--bg) 55%);min-height:100vh}.page{min-height:100vh}.nav{display:flex;justify-content:space-between;align-items:center;padding:20px 40px;border-bottom:1px solid var(--border)}.brand{font-weight:700;font-size:20px}.logo{color:var(--brand);margin-right:6px}.nav-links{display:flex;align-items:center;gap:26px}.nav-links a{color:var(--muted);text-decoration:none;font-size:15px;cursor:pointer}.nav-links a:hover{color:var(--text)}.admin-toggle{background:var(--panel-2);color:var(--text);border:1px solid var(--border);padding:8px 14px;border-radius:10px;cursor:pointer;font-size:14px}.admin-toggle:hover{border-color:var(--brand)}.hero{display:flex;justify-content:center;padding:90px 24px}.hero-inner{max-width:720px;text-align:center}.eyebrow{color:var(--brand);font-weight:600;margin:0 0 14px}.hero h1{font-size:52px;line-height:1.05;margin:0 0 20px}.sub{color:var(--muted);font-size:18px;line-height:1.6;margin:0 auto 32px;max-width:600px}.cta-row{display:flex;gap:14px;justify-content:center;margin-bottom:40px}.btn{padding:13px 22px;border-radius:12px;font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent}.btn.primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff}.btn.primary:hover{opacity:.92}.btn.ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn.ghost:hover{border-color:var(--brand)}.btn.small{padding:8px 14px;font-size:14px}.hint{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px 22px;color:var(--muted);font-size:15px;line-height:1.6;text-align:left}.hint strong{color:var(--text)}.cb-fab{position:fixed;bottom:26px;right:26px;width:60px;height:60px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-size:26px;cursor:pointer;box-shadow:0 10px 30px #6d8cff73;transition:transform .15s ease;z-index:50}.cb-fab:hover{transform:scale(1.06)}.cb-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#05081299;z-index:60}.cb-panel{background:var(--panel);border:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;z-index:61}.cb-panel.widget{position:fixed;bottom:26px;right:26px;width:400px;max-width:calc(100vw - 40px);height:620px;max-height:calc(100vh - 80px);border-radius:18px;box-shadow:0 24px 60px #00000080;animation:pop .16s ease}.cb-panel.full{position:fixed;top:32px;right:32px;bottom:32px;left:32px;border-radius:18px;box-shadow:0 30px 80px #0009;animation:grow .18s ease}@keyframes pop{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@keyframes grow{0%{opacity:.4;transform:scale(.98)}to{opacity:1;transform:none}}.cb-header{flex:0 0 auto;display:flex;justify-content:space-between;align-items:center;padding:14px 16px;background:linear-gradient(135deg,var(--brand),var(--brand-2))}.cb-id{display:flex;align-items:center;gap:11px}.cb-avatar{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:#ffffff2e;color:#fff;font-size:17px}.cb-name{font-weight:700;font-size:15.5px;color:#fff}.cb-status{font-size:12px;color:#ffffffe6;display:flex;align-items:center;gap:6px}.cb-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px #28c98a4d}.cb-actions{display:flex;gap:4px}.cb-icon-btn{width:34px;height:34px;border-radius:9px;border:none;background:#ffffff29;color:#fff;font-size:17px;cursor:pointer;display:grid;place-items:center}.cb-icon-btn:hover{background:#ffffff47}.cb-body{flex:1;min-height:0;overflow-y:auto;padding:18px 14px;background:radial-gradient(700px 400px at 70% -10%,#161f42 0%,var(--panel) 60%)}.cb-thread{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:13px}.cb-date{text-align:center;margin:2px 0 8px}.cb-date span{background:var(--bg);border:1px solid var(--border);color:var(--muted);font-size:12px;padding:5px 13px;border-radius:999px}.cb-row{display:flex;gap:9px;align-items:flex-end}.cb-row.user{justify-content:flex-end}.cb-mini-avatar{width:28px;height:28px;flex:0 0 28px;border-radius:8px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-size:12px}.cb-bubble{max-width:80%;padding:12px 15px;font-size:14.5px;line-height:1.55;white-space:pre-wrap;word-wrap:break-word}.cb-bubble.assistant{background:var(--bot-bubble);border:1px solid var(--border);border-radius:15px 15px 15px 4px}.cb-bubble.user{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border-radius:15px 15px 4px}.cb-typing{display:flex;gap:5px;align-items:center}.cb-typing span{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:blink 1.2s infinite both}.cb-typing span:nth-child(2){animation-delay:.2s}.cb-typing span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,80%,to{opacity:.3}40%{opacity:1}}.cb-suggestions{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px;padding-left:37px}.cb-chip{background:transparent;border:1.5px solid var(--brand);color:var(--brand);padding:8px 14px;border-radius:999px;font-size:13.5px;cursor:pointer;transition:all .12s ease}.cb-chip:hover{background:var(--brand);color:#fff}.cb-input-bar{flex:0 0 auto;border-top:1px solid var(--border);background:var(--panel);padding:12px 14px}.cb-attachment{max-width:820px;margin:0 auto 9px;display:inline-flex;align-items:center;gap:8px;background:var(--panel-2);border:1px solid var(--border);border-radius:10px;padding:6px 11px;font-size:13px;color:var(--muted)}.cb-attachment button{background:none;border:none;color:var(--muted);cursor:pointer;font-size:16px}.cb-emoji-pop{max-width:820px;margin:0 auto 9px;display:flex;flex-wrap:wrap;gap:4px;background:var(--panel-2);border:1px solid var(--border);border-radius:12px;padding:8px;width:fit-content}.cb-emoji-pop button{background:none;border:none;font-size:20px;cursor:pointer;padding:4px 6px;border-radius:8px}.cb-emoji-pop button:hover{background:var(--bg)}.cb-input-row{max-width:820px;margin:0 auto;display:flex;align-items:center;gap:8px;background:var(--bg);border:1px solid var(--border);border-radius:13px;padding:5px 5px 5px 10px}.cb-input-row:focus-within{border-color:var(--brand)}.cb-input-tools{display:flex;gap:2px}.cb-tool{background:none;border:none;font-size:18px;cursor:pointer;padding:6px;border-radius:8px;opacity:.85}.cb-tool:hover{opacity:1;background:var(--panel-2)}.cb-text{flex:1;background:transparent;border:none;outline:none;color:var(--text);font-size:15px;padding:10px 4px}.cb-text::placeholder{color:var(--muted)}.cb-send{width:42px;height:42px;flex:0 0 42px;border:none;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;cursor:pointer;display:grid;place-items:center}.cb-send:disabled{opacity:.45;cursor:default}.cb-body::-webkit-scrollbar{width:10px}.cb-body::-webkit-scrollbar-thumb{background:var(--panel-2);border-radius:999px;border:2px solid var(--panel)}.cb-body::-webkit-scrollbar-thumb:hover{background:#2a3559}.admin{max-width:860px;margin:0 auto;padding:50px 24px 90px}.admin-head{display:flex;justify-content:space-between;align-items:center}.admin h2{margin:0;font-size:28px}.admin-sub{color:var(--muted);margin:8px 0 24px}.stat-row{display:flex;gap:16px;margin-bottom:30px}.stat{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px 26px;min-width:140px}.stat-num{font-size:32px;font-weight:700;color:var(--brand)}.stat-label{color:var(--muted);font-size:14px}.convo-list{display:flex;flex-direction:column;gap:16px}.convo-card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px}.convo-meta{display:flex;justify-content:space-between;font-size:13px;margin-bottom:10px}.convo-id{font-family:ui-monospace,monospace;color:var(--brand)}.lead-tag{background:#28c98a1f;border:1px solid rgba(40,201,138,.4);color:var(--accent);padding:7px 12px;border-radius:10px;font-size:13px;margin-bottom:12px;display:inline-block}.convo-msgs{display:flex;flex-direction:column;gap:7px}.mini-bubble{font-size:14px;line-height:1.5}.mini-bubble.user strong{color:var(--brand)}.mini-bubble.assistant strong{color:var(--brand-2)}.muted{color:var(--muted)}.error{color:#ff7a7a}@media(max-width:600px){.nav{padding:16px 20px}.nav-links{gap:14px}.hero{padding:50px 18px}.hero h1{font-size:36px}.cb-panel.widget{bottom:0;right:0;width:100vw;height:100vh;max-height:100vh;border-radius:0}.cb-panel.full{top:0;right:0;bottom:0;left:0;border-radius:0}.cb-suggestions{padding-left:0}}