:root{--bg: #0e1015;--bg-card: #171a21;--bg-hover: #1f232d;--border: #2a2f3a;--text: #e8eaf0;--muted: #8b93a5;--accent: #f59e0b;--accent-dim: #b97708;--danger: #ef4444;--success: #10b981;--info: #3b82f6}*{margin:0;padding:0;box-sizing:border-box}body{background:var(--bg);color:var(--text);font-family:Inter,Segoe UI,system-ui,sans-serif;font-size:14px}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}input,textarea,select{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;width:100%}input:focus,textarea:focus,select:focus{outline:1px solid var(--accent)}.layout{display:flex;min-height:100vh}.sidebar{width:230px;flex-shrink:0;background:var(--bg-card);border-right:1px solid var(--border);padding:24px 12px;display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh}.sidebar .logo{font-size:17px;font-weight:800;padding:0 12px 20px;letter-spacing:.5px}.accent{color:var(--accent)}.nav-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:var(--muted);font-weight:500}.nav-link:hover{background:var(--bg-hover);color:var(--text)}.nav-link.active{background:var(--bg-hover);color:var(--accent)}.sidebar .spacer{flex:1}.sidebar .user{padding:10px 12px;color:var(--muted);font-size:12px}.content{flex:1;padding:28px 32px;max-width:1280px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;gap:12px;flex-wrap:wrap}.page-title{font-size:22px;font-weight:700}.page-subtitle{color:var(--muted);margin-top:4px}.muted{color:var(--muted)}.error-text{color:var(--danger)}.grid{display:grid;gap:14px}.grid.cols-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.grid.cols-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(380px,1fr))}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:18px}.stat-value{font-size:30px;font-weight:800;margin-top:6px}.stat-label{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.8px}.btn-primary{background:var(--accent);color:#14100a;border:none;padding:10px 18px;border-radius:8px;font-weight:700}.btn-primary:hover{background:var(--accent-dim)}.btn-primary:disabled{opacity:.5;cursor:default}.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border);padding:8px 14px;border-radius:8px}.btn-ghost:hover{background:var(--bg-hover)}.btn-danger{background:transparent;color:var(--danger);border:1px solid var(--danger);padding:8px 14px;border-radius:8px}.btn-success{background:var(--success);color:#06251c;border:none;padding:8px 14px;border-radius:8px;font-weight:700}.btn-sm{padding:5px 10px;font-size:12px}.badge{display:inline-block;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:700}.badge.gray{background:var(--bg-hover);color:var(--muted)}.badge.amber{background:#f59e0b26;color:var(--accent)}.badge.green{background:#10b98126;color:var(--success)}.badge.red{background:#ef444426;color:var(--danger)}.badge.blue{background:#3b82f626;color:var(--info)}.table-card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;overflow:auto}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:12px 16px;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.8px;border-bottom:1px solid var(--border)}.data-table td{padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:top}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover td{background:var(--bg-hover)}.empty-state{text-align:center;color:var(--muted);padding:36px}.variant-card{border:1px solid var(--border);border-radius:10px;padding:14px;background:var(--bg)}.variant-card.chosen{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}.variant-card img{width:100%;border-radius:8px}.caption-text{white-space:pre-wrap;margin:8px 0;line-height:1.5}.chat{display:flex;flex-direction:column;gap:8px;max-height:480px;overflow-y:auto;padding:10px 0}.bubble{max-width:75%;padding:10px 14px;border-radius:14px;line-height:1.4}.bubble.in{background:var(--bg-hover);align-self:flex-start}.bubble.out{background:#f59e0b2e;align-self:flex-end}.bubble .meta{font-size:10px;color:var(--muted);margin-top:4px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:40px;width:380px;display:flex;flex-direction:column;gap:14px}.login-title{font-size:24px;font-weight:800}.form-row{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}.form-row label{font-size:12px;color:var(--muted);font-weight:600}.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:26px;width:560px;max-height:85vh;overflow-y:auto}