:root {
  color-scheme: dark;
  --bg: #15171c;
  --panel: #1e2128;
  --line: #2c2f37;
  --ink: #e7e9ee;
  --muted: #9aa0ab;
  --accent: #6c8cff;
  --accent-dark: #506fe0;
  --danger: #ef4444;
  font-family: "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); }
a { color: inherit; }

/* Login */
.login-page { display: flex; justify-content: center; align-items: center; min-height: 100vh; padding: 24px; }
.login-card { width: 100%; max-width: 400px; padding: 40px 36px 32px; border: 1px solid var(--line);
  border-radius: 24px; background: var(--panel); box-shadow: 0 24px 48px rgba(0,0,0,0.4); }
.login-brand { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 32px; }
.app-brand-mark { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px;
  border-radius: 12px; background: var(--accent); color: #fff; font-weight: 700; }
.login-brand-text { font-size: 1.2rem; font-weight: 700; }
.login-form { display: grid; gap: 20px; }
.login-field { display: grid; gap: 6px; }
.login-field label { font-size: 0.9rem; color: var(--muted); font-weight: 600; }
.login-field input { min-height: 46px; padding: 10px 14px; border: 1px solid var(--line); border-radius: 12px;
  background: #14161b; color: var(--ink); font-size: 1rem; }
.login-field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(108,140,255,0.2); }
.login-error { margin: 0; padding: 10px 14px; border-radius: 10px; background: rgba(239,68,68,0.12);
  color: #fca5a5; font-size: 0.9rem; border: 1px solid rgba(239,68,68,0.4); }
.login-button { min-height: 48px; border: 0; border-radius: 999px; background: var(--accent); color: #fff;
  font-size: 1rem; font-weight: 600; cursor: pointer; }
.login-button:hover { background: var(--accent-dark); }
.login-button:disabled { opacity: 0.6; cursor: not-allowed; }
.login-note { margin: 24px 0 0; text-align: center; color: var(--muted); font-size: 0.8rem; }

/* Dashboard */
.topbar { display: flex; gap: 12px; align-items: center; padding: 16px 24px; border-bottom: 1px solid var(--line);
  position: sticky; top: 0; background: var(--bg); flex-wrap: wrap; }
.topbar h1 { font-size: 1.1rem; margin: 0; margin-right: auto; }
.topbar input, .topbar select { min-height: 40px; padding: 8px 12px; border: 1px solid var(--line);
  border-radius: 10px; background: var(--panel); color: var(--ink); }
.btn { min-height: 40px; padding: 0 16px; border: 0; border-radius: 10px; background: var(--accent);
  color: #fff; font-weight: 600; cursor: pointer; }
.btn.secondary { background: var(--panel); border: 1px solid var(--line); }
.btn.danger { background: var(--danger); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; padding: 24px; }
.card { position: relative; border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
  background: var(--panel); cursor: pointer; }
.card .thumb { aspect-ratio: 16/10; width: 100%; object-fit: cover; background: #0f1115; display: block; }
.card .meta { padding: 10px 12px; display: flex; align-items: center; gap: 8px; }
.card .name { font-size: 0.9rem; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge { font-size: 0.65rem; padding: 2px 6px; border-radius: 6px; background: #2a2e37; color: var(--muted); white-space: nowrap; }
.card .edit-btn { position: absolute; top: 8px; right: 8px; opacity: 0; background: rgba(0,0,0,0.6);
  border: 0; color: #fff; border-radius: 8px; padding: 4px 8px; cursor: pointer; }
.card:hover .edit-btn { opacity: 1; }

/* Editor modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.6); display: flex; justify-content: center;
  align-items: flex-start; padding: 40px 16px; overflow: auto; }
.modal { width: 100%; max-width: 560px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 16px; padding: 24px; display: grid; gap: 14px; }
.modal label { font-size: 0.85rem; color: var(--muted); font-weight: 600; display: grid; gap: 4px; }
.modal input, .modal select, .modal textarea { padding: 8px 12px; border: 1px solid var(--line);
  border-radius: 10px; background: #14161b; color: var(--ink); font: inherit; }
.modal textarea { min-height: 160px; font-family: ui-monospace, monospace; }
.modal .row { display: flex; gap: 8px; }
.modal .actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; }
.hidden { display: none !important; }