:root{--bg: #ffffff;--fg: #1a1a1a;--muted: #667;--line: #ddd;--accent: #0b62d6;--danger: #c0392b;--card: #f7f7f8;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg: #111214;--fg: #e8e8ea;--muted: #99a;--line: #333;--accent: #5aa2ff;--danger: #ff6b5b;--card: #1a1c1f}}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.5 system-ui,sans-serif}a{color:var(--accent)}.admin-shell{display:grid;grid-template-columns:180px 1fr;min-height:100vh}.admin-nav{display:flex;flex-direction:column;gap:.25rem;padding:1rem;border-right:1px solid var(--line)}.admin-nav a{text-decoration:none;padding:.35rem .6rem;border-radius:6px;text-transform:capitalize}.admin-nav a.active{background:var(--card);font-weight:600}.admin-shell main{padding:1.5rem;max-width:60rem}.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:1rem;margin-bottom:1rem}.btn{background:var(--accent);color:#fff;border:0;border-radius:6px;padding:.45rem .9rem;cursor:pointer;font-size:.95rem}.btn:disabled{opacity:.5;cursor:default}.btn-secondary{background:transparent;color:var(--fg);border:1px solid var(--line)}.btn-danger{background:var(--danger)}.field{display:block;margin-bottom:.8rem}.field span{display:block;font-size:.85rem;color:var(--muted);margin-bottom:.2rem}.field input,.field textarea,.field select{width:100%;box-sizing:border-box;padding:.45rem;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--fg);font:inherit}.field-error{color:var(--danger);font-size:.85rem;margin:.2rem 0 0}.badge{font-size:.75rem;padding:.1rem .5rem;border-radius:999px;border:1px solid var(--line)}.badge-hidden{background:var(--danger);color:#fff;border:0}.table{width:100%;border-collapse:collapse}.table td,.table th{text-align:left;padding:.5rem;border-bottom:1px solid var(--line)}.split-pane{display:grid;grid-template-columns:1fr 1fr;gap:1rem;align-items:start}.split-pane textarea{min-height:24rem;resize:vertical}.error-banner{background:var(--danger);color:#fff;padding:.6rem .9rem;border-radius:6px;margin-bottom:1rem}@media(max-width:800px){.admin-shell{grid-template-columns:1fr}.admin-nav{flex-direction:row;flex-wrap:wrap;border-right:0;border-bottom:1px solid var(--line)}.split-pane{grid-template-columns:1fr}}