:root{--nav:#17154f;--indigo:#4f46e5;--bg:#f6f7fb;--line:#e6e8ef;--text:#172033;--muted:#6b7280;--green:#0f9f6e;--red:#d14343}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Arial;background:var(--bg);color:var(--text)}a{text-decoration:none;color:inherit}.layout{display:grid;grid-template-columns:230px 1fr;min-height:100vh}.side{background:var(--nav);color:white;padding:26px 18px}.brand{font-size:22px;font-weight:800;margin-bottom:34px}.brand small{display:block;font-size:11px;font-weight:500;opacity:.6;margin-top:3px}.nav a{display:block;padding:12px 14px;border-radius:10px;margin:5px 0;color:#dfe1ff}.nav a:hover,.nav a.active{background:#2a276b;color:white}.main{min-width:0}.top{height:72px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:flex-end;padding:0 30px;position:sticky;top:0;z-index:20}.bell{position:relative;font-size:21px;cursor:pointer}.badge{position:absolute;right:-9px;top:-8px;background:#e11d48;color:white;border-radius:20px;min-width:18px;height:18px;font-size:11px;display:flex;align-items:center;justify-content:center}.notify{position:absolute;right:24px;top:62px;width:350px;background:white;border:1px solid var(--line);box-shadow:0 18px 50px #1f29371c;border-radius:14px;padding:8px;display:none}.notify.show{display:block}.notify-item{padding:12px;border-radius:10px;cursor:pointer}.notify-item:hover{background:#f4f5fa}.content{padding:30px;max-width:1450px;margin:auto}.title{font-size:28px;font-weight:800;margin:0 0 6px}.subtitle{color:var(--muted);margin-bottom:26px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:white;border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 3px 15px #11182708}.metric{font-size:30px;font-weight:800;margin-top:10px}.muted{color:var(--muted)}.btn{border:0;border-radius:10px;padding:11px 16px;background:var(--indigo);color:white;font-weight:700;cursor:pointer}.btn.secondary{background:white;color:var(--text);border:1px solid var(--line)}.btn.danger{background:#fff1f2;color:#be123c}.input,textarea,select{width:100%;border:1px solid #d9dce6;border-radius:10px;padding:11px 12px;font:inherit;background:white}.inbox{display:grid;grid-template-columns:290px 1fr 250px;background:white;border:1px solid var(--line);border-radius:16px;min-height:690px;overflow:hidden}.conv-list{border-right:1px solid var(--line)}.conv-item{padding:16px;border-bottom:1px solid var(--line);cursor:pointer}.conv-item.active,.conv-item:hover{background:#f4f4ff}.chat{display:flex;flex-direction:column;min-width:0}.chat-head{padding:17px 20px;border-bottom:1px solid var(--line);font-weight:800}.messages{padding:20px;flex:1;overflow:auto;max-height:550px}.bubble{max-width:72%;padding:11px 14px;border-radius:14px;margin:8px 0;white-space:pre-wrap}.customer{background:#f0f2f5}.ai,.agent{background:#e8e7ff;margin-left:auto}.agent{background:#dcfce7}.system{background:#fff7ed;color:#9a3412;margin:10px auto;text-align:center}.composer{border-top:1px solid var(--line);padding:14px;display:flex;gap:8px}.detail{border-left:1px solid var(--line);padding:20px}.pill{display:inline-block;padding:6px 10px;border-radius:20px;font-size:12px;font-weight:800;background:#e8e7ff;color:#4338ca}.pill.warn{background:#fff1f2;color:#be123c}.grid2{display:grid;grid-template-columns:360px 1fr;gap:20px}.proposal-preview{background:white;border:1px solid var(--line);border-radius:16px;padding:28px;min-height:650px}.proposal-preview img,.ig-preview img{width:100%;max-height:300px;object-fit:cover;border-radius:12px}.row{display:flex;gap:10px;align-items:center}.spacer{height:14px}.ig-preview{max-width:460px;background:white;border:1px solid var(--line);border-radius:16px;overflow:hidden}.ig-copy{padding:18px;white-space:pre-wrap}.notice{padding:12px 14px;border-radius:10px;background:#fff7ed;color:#9a3412;margin:10px 0}@media(max-width:900px){.layout{grid-template-columns:1fr}.side{display:none}.cards{grid-template-columns:1fr 1fr}.inbox{grid-template-columns:1fr}.conv-list,.detail{display:none}.grid2{grid-template-columns:1fr}}