:root{--lc-ink:#162238;--lc-muted:#68758a;--lc-line:#dfe5ef;--lc-bg:#f6f8fc;--lc-card:#fff;--lc-accent:#5146e5;--lc-soft:#f1efff;--lc-ok:#1f7a4d}*{box-sizing:border-box}.chat-page{min-height:100vh;background:var(--lc-bg);color:var(--lc-ink);font:14px Inter,system-ui,-apple-system,Segoe UI,sans-serif;display:flex;flex-direction:column}.chat-main{flex:1;width:min(1000px,100%);margin:auto;padding:32px 20px 48px}.chat-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:20px}.chat-head h1{margin:0 0 6px;font-size:32px;letter-spacing:-.04em}.chat-head p{margin:0;color:var(--lc-muted);line-height:1.55}.status{border:1px solid var(--lc-line);background:#fff;border-radius:999px;padding:8px 12px;font-size:11px;font-weight:800;color:var(--lc-muted);white-space:nowrap}.status.ready{color:var(--lc-ok)}.chat-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}.chat-card,.info-card{background:var(--lc-card);border:1px solid var(--lc-line);border-radius:18px;box-shadow:0 16px 40px rgba(18,31,56,.06)}.chat-card{min-height:520px;display:flex;flex-direction:column;overflow:hidden}.messages{flex:1;padding:22px;display:flex;flex-direction:column;gap:12px;min-height:330px}.empty{margin:auto;max-width:460px;text-align:center;color:var(--lc-muted);line-height:1.65}.empty strong{display:block;color:var(--lc-ink);font-size:18px;margin-bottom:8px}.composer{border-top:1px solid var(--lc-line);padding:14px;display:flex;gap:10px}.composer textarea{flex:1;resize:none;border:1px solid var(--lc-line);border-radius:12px;padding:11px 12px;font:inherit;min-height:44px}.composer button{border:0;border-radius:12px;padding:0 18px;background:var(--lc-accent);color:#fff;font-weight:800}.bubble{max-width:82%;padding:11px 13px;border-radius:14px;line-height:1.5}.bubble.user{align-self:flex-end;background:var(--lc-soft)}.bubble.system{align-self:flex-start;background:#f7f9fc;border:1px solid var(--lc-line)}.info-card{padding:18px}.info-card h2{font-size:15px;margin:0 0 12px}.info-card p{color:var(--lc-muted);line-height:1.6;margin:0 0 14px}.list{display:grid;gap:9px;margin:0;padding:0;list-style:none}.list li{padding:10px 11px;border:1px solid var(--lc-line);border-radius:11px;background:#fbfcfe;font-size:12px}.label{display:block;font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#7b879a;font-weight:900;margin-bottom:4px}.note{margin-top:14px;padding:11px 12px;border-radius:11px;background:#f8fafc;color:var(--lc-muted);font-size:12px;line-height:1.55}.site-footer{padding:24px 20px;text-align:center;color:#7a8598;font-size:12px;border-top:1px solid var(--lc-line);background:#fff}.site-footer .links{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 14px;margin-bottom:8px}.site-footer a{color:#59657a;font-weight:700;text-decoration:none}.site-footer a:hover{color:var(--lc-accent);text-decoration:underline}@media(max-width:760px){.chat-head{flex-direction:column}.chat-grid{grid-template-columns:1fr}.chat-card{min-height:560px}.composer{align-items:stretch}.composer button{padding:0 14px}.bubble{max-width:90%}}
.attachment-row{display:flex;align-items:center;gap:10px;margin-bottom:8px}.attach-button{border:1px solid var(--lc-line);background:#fff;border-radius:10px;padding:8px 11px;font-weight:800;cursor:pointer}.attachment-status{font-size:11px;color:var(--lc-muted)}.attachment-list{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:8px}.attachment-chip{border:1px solid var(--lc-line);background:#f8fafc;border-radius:9px;padding:6px 8px;font-size:11px}.attachment-chip button{border:0;background:transparent;color:#7b4b57;font-size:10px;cursor:pointer}.composer{display:block}.composer-row{display:flex;gap:10px}.bubble-attachments{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.bubble-attachments span{font-size:11px;opacity:.85}
.bubble-time{margin-top:5px;font-size:10px;color:#8a95a7;text-align:right}.attach-button{display:inline-flex;align-items:center;gap:7px}.attach-button:disabled,.composer button:disabled{opacity:.55;cursor:not-allowed}.auth-notice{margin-bottom:10px;padding:9px 11px;border:1px solid var(--lc-line);background:#f8fafc;border-radius:10px;color:var(--lc-muted);font-size:12px}.conversation-actions{display:flex;align-items:center;gap:10px;margin-top:9px}.end-conversation{border:1px solid var(--lc-line);background:#fff;color:var(--lc-muted);border-radius:10px;padding:8px 11px;font-weight:700;cursor:pointer}.end-conversation:disabled{opacity:.5}.conversation-actions span{font-size:11px;color:var(--lc-muted)}.rating-panel{margin-top:12px;padding:15px;border:1px solid var(--lc-line);background:#fbfcfe;border-radius:13px}.rating-panel h3{margin:0 0 5px;font-size:15px}.rating-panel p{margin:0 0 10px;color:var(--lc-muted);font-size:12px}.stars{display:flex;gap:5px;margin-bottom:11px}.stars label{cursor:pointer}.stars input{position:absolute;opacity:0}.stars span{display:block;font-size:25px;color:#c4cad6;transition:color .15s}.stars label:hover span,.stars label:has(input:checked) span{color:#f3b51b}.rating-panel textarea{width:100%;min-height:65px;resize:vertical;border:1px solid var(--lc-line);border-radius:10px;padding:9px;font:inherit;font-size:12px}.rating-panel button{margin-top:9px;border:0;border-radius:10px;padding:8px 12px;background:var(--lc-accent);color:#fff;font-weight:800}.rating-message{margin-top:7px;font-size:11px;color:var(--lc-muted)}.rating-panel.submitted{opacity:.9}