/* PrepTrack Admin PWA Design System */
:root {
  color-scheme: dark;
  --bg: #0a0b12;
  --surface: #0e1019;
  --card: #131622;
  --card-2: #191d2d;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #eceef8;
  --muted: #8b92ad;
  --primary: #7b6dff;
  --primary-soft: rgba(123, 109, 255, 0.16);
  --primary-ink: #b8b1ff;
  --accent: #34d3c1;
  --accent-soft: rgba(52, 211, 193, 0.14);
  --success: #34d399;
  --success-soft: rgba(52, 211, 153, 0.14);
  --warning: #fbbf24;
  --warning-soft: rgba(251, 191, 36, 0.14);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.14);
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  --shadow-pop: 0 20px 50px rgba(0, 0, 0, 0.55);
  --radius-xs: 8px;
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  min-height: 100dvh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.hidden { display: none !important; }
.container { width: 100%; max-width: 1080px; margin: 0 auto; padding: 1.25rem; }

/* Navbar */
.admin-navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(14, 16, 25, 0.88);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.admin-brand { display: flex; align-items: center; gap: 0.65rem; font-weight: 800; font-size: 1.1rem; }
.brand-badge { font-size: 0.68rem; padding: 0.2rem 0.5rem; background: var(--primary-soft); color: var(--primary-ink); border-radius: 99px; }

/* Layout & Cards */
.admin-page { display: flex; flex-direction: column; gap: 1rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 1.25rem; box-shadow: var(--shadow); }
.admin-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0.75rem; }
.admin-stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 1rem; }
.admin-stat span { display: block; font-size: 0.75rem; color: var(--muted); font-weight: 600; }
.admin-stat strong { display: block; font-size: 1.5rem; margin-top: 0.2rem; font-weight: 800; }

/* Tabs */
.segmented { display: flex; background: var(--card-2); padding: 0.3rem; border-radius: var(--radius-sm); gap: 0.3rem; border: 1px solid var(--line); overflow-x: auto; }
.seg-btn { display: inline-flex; align-items: center; gap: 0.45rem; padding: 0.5rem 0.85rem; border: none; background: transparent; color: var(--muted); font-weight: 700; font-size: 0.84rem; border-radius: 9px; cursor: pointer; white-space: nowrap; transition: 0.18s var(--ease); }
.seg-btn.active { background: var(--card); color: var(--text); box-shadow: 0 2px 8px rgba(0,0,0,0.3); }

/* Forms & Tables */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.8rem; font-weight: 700; color: var(--muted); margin-bottom: 0.35rem; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0.85rem; }
input[type="text"], input[type="number"], input[type="date"], input[type="search"], select, textarea {
  width: 100%; min-height: 42px; padding: 0.6rem 0.85rem; font-family: inherit; font-size: 0.9rem;
  background: var(--card-2); color: var(--text); border: 1px solid var(--line); border-radius: var(--radius-sm);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); }
.code-textarea { font-family: monospace; font-size: 0.8rem; min-height: 140px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; min-height: 40px; padding: 0.5rem 1rem; border-radius: var(--radius-sm); font-weight: 700; font-size: 0.86rem; border: none; cursor: pointer; transition: 0.18s; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { opacity: 0.92; }
.btn-outline { background: var(--card-2); border: 1px solid var(--line-strong); color: var(--text); }
.btn-danger { background: var(--danger-soft); color: var(--danger); }
.btn-sm { min-height: 32px; padding: 0.35rem 0.75rem; font-size: 0.78rem; }
.full-width { width: 100%; }

.admin-table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.admin-table { width: 100%; min-width: 620px; border-collapse: collapse; font-size: 0.86rem; }
.admin-table th { text-align: left; padding: 0.65rem 0.75rem; color: var(--muted); border-bottom: 1px solid var(--line-strong); font-size: 0.76rem; }
.admin-table td { padding: 0.75rem; border-bottom: 1px solid var(--line); }
.admin-table tr:hover { background: var(--card-2); }

/* Badges & Pills */
.pill-badge, .weight-pill, .sync-badge { display: inline-flex; align-items: center; gap: 0.3rem; font-size: 0.72rem; font-weight: 700; padding: 0.2rem 0.55rem; border-radius: 99px; }
.sync-badge.complete { background: var(--success-soft); color: var(--success); }
.sync-badge.revise { background: var(--accent-soft); color: var(--accent); }
.sync-badge.custom { background: var(--card-2); color: var(--muted); border: 1px solid var(--line); }

/* Modals */
.pt-modal-backdrop { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; background: rgba(5,6,12,0.8); backdrop-filter: blur(6px); padding: 1rem; }
.pt-modal-card { width: 100%; max-width: 440px; background: var(--card); border: 1px solid var(--line-strong); border-radius: var(--radius-md); padding: 1.5rem; box-shadow: var(--shadow-pop); }
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 200; display: flex; flex-direction: column; gap: 0.5rem; }
.toast { background: var(--card-2); border: 1px solid var(--line-strong); color: var(--text); padding: 0.75rem 1rem; border-radius: var(--radius-sm); font-size: 0.85rem; font-weight: 600; box-shadow: var(--shadow-pop); }