:root{--bg: #f6f7f9;--surface: #ffffff;--border: #e3e6ea;--text: #1f2933;--muted: #6b7280;--accent: #1f5fbf;--accent-hover: #184c99;--danger: #b42318;--success: #067647;--warning: #b54708;--radius: 8px;--shadow: 0 1px 2px rgba(16, 24, 40, .06);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:15px;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0;background:var(--bg);overflow-x:hidden}a{color:var(--accent);text-decoration:none}h1{font-size:1.5rem;margin:0 0 8px;font-weight:600}h2{font-size:1.15rem;margin:0 0 8px;font-weight:600}p{margin:0 0 8px;line-height:1.5}.muted{color:var(--muted)}.topbar{background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px;padding:0 16px;height:56px}.topbar .brand{font-weight:700;letter-spacing:.02em}.topbar nav{display:flex;gap:4px;flex:1;overflow-x:auto}.topbar nav a{padding:8px 12px;border-radius:var(--radius);color:var(--text);white-space:nowrap}.topbar nav a.active{background:#e8f0fc;color:var(--accent);font-weight:600}.topbar .user{display:flex;align-items:center;gap:8px;font-size:.9rem}.page{max-width:1100px;margin:0 auto;padding:24px 16px 48px}.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.card+.card{margin-top:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:var(--radius);padding:9px 16px;font-size:.95rem;font-weight:500;cursor:pointer;background:var(--accent);color:#fff}.btn:hover{background:var(--accent-hover)}.btn:disabled{opacity:.6;cursor:default}.btn.secondary{background:var(--surface);color:var(--text);border-color:var(--border)}.btn.secondary:hover{background:#f1f3f6}.btn.block{width:100%}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:.9rem;font-weight:500}.field input,.field textarea,.field select{border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px;font:inherit;background:#fff}.field input:focus,.field textarea:focus{outline:2px solid #c7d9f7;border-color:var(--accent)}.alert{border-radius:var(--radius);padding:10px 12px;margin-bottom:14px;font-size:.92rem}.alert.error{background:#fef3f2;color:var(--danger);border:1px solid #fecdca}.alert.success{background:#ecfdf3;color:var(--success);border:1px solid #abefc6}.alert.info{background:#eff6ff;color:var(--accent);border:1px solid #c7d9f7}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.78rem;font-weight:600;background:#eef0f3;color:var(--muted)}.badge.ok{background:#ecfdf3;color:var(--success)}.badge.warn{background:#fffaeb;color:var(--warning)}.badge.bad{background:#fef3f2;color:var(--danger)}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}.auth-card{width:100%;max-width:400px}.auth-card .brand{text-align:center;font-weight:700;font-size:1.3rem;margin-bottom:20px}@media (max-width: 640px){.topbar{height:auto;flex-wrap:wrap;padding:8px 12px;gap:8px}.topbar nav{order:3;flex:0 0 100%}.topbar .user{margin-left:auto}.page{padding:16px 12px 40px}}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px;overflow-x:auto}.tabs button{background:none;border:none;border-bottom:2px solid transparent;padding:10px 14px;font:inherit;color:var(--muted);cursor:pointer;white-space:nowrap}.tabs button.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}.tabs button:disabled{opacity:.5;cursor:default}.table{width:100%;border-collapse:collapse;font-size:.93rem}.table th{text-align:left;font-weight:600;color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--border)}.table td{padding:10px;border-bottom:1px solid var(--border);vertical-align:middle}.table tr:last-child td{border-bottom:none}@media (max-width: 720px){.table thead{display:none}.table tr{display:block;padding:8px 0;border-bottom:1px solid var(--border)}.table td{display:block;padding:3px 0;border:none}.slide-row{grid-template-columns:1fr!important}}.progress{height:6px;background:#e8ebef;border-radius:3px;overflow:hidden;margin-bottom:16px}.progress>div{height:100%;background:var(--accent);transition:width .3s}.chat{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}.bubble{max-width:80%;padding:10px 14px;border-radius:12px;line-height:1.5;white-space:pre-wrap}.bubble.ai{background:var(--surface);border:1px solid var(--border);align-self:flex-start;border-bottom-left-radius:4px}.bubble.me{background:#e8f0fc;align-self:flex-end;border-bottom-right-radius:4px}.btn.listening{background:#fef3f2;border-color:#fecdca;color:var(--danger);animation:pulse 1.2s infinite}@keyframes pulse{0%,to{box-shadow:0 0 #b423184d}50%{box-shadow:0 0 0 6px #b4231800}}@media (max-width: 640px){.bubble{max-width:95%}}