:root {
  --primary: #D2A65E;
  --primary-hover: #E6BE78;
  --accent: #E6BE78;
  --bg: #0B0A09;
  --card-bg: #161310;
  --text: #EFEAE1;
  --text-muted: #A39A8B;
  --text-soft: #C9C1B3;
  --border: rgba(239,234,225,.14);
  --success: #7FC8A0;
  --success-bg: #14261C;
  --warning: #E6BE78;
  --warning-bg: #2B2214;
  --danger: #E58A7B;
  --danger-bg: #2E1715;
  --info: #8FB8D8;
  --info-bg: #14202A;
  --accent-ink: #1A1206;
  --surface-2: #1C1915;
  --surface-3: #25211C;
  --seat-free: #2C2822;
  --seat-free-text: #D8CFC0;
  --seat-priority: #33270F;
  --seat-priority-text: #F3D9A4;
  --seat-held: #3A2410;
  --seat-held-text: #FBCFA0;
  --seat-taken: #2A2A2A;
  --seat-taken-text: #C9C1B3;
  --seat-admin: #33302C;
  --wa: #12844B;
  --wa-ink: #FFFFFF;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}
header {
  background: var(--surface-2);
  color: var(--accent-ink);
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.brand {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.brand-ar {
  font-family: Traditional Arabic, Scheherazade, serif;
  font-size: 22px;
  color: var(--primary);
}
.nav-links a {
  color: var(--text-soft);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  margin-left: 16px;
}
.nav-links a:hover {
  color: var(--primary);
  text-decoration: underline;
}
.container {
  max-width: 960px;
  margin: 24px auto;
  padding: 0 16px;
}
.card {
  background-color: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}
h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--primary);
}
h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--text);
}
h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 10px;
}
p {
  margin-bottom: 12px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  background-color: var(--primary);
  color: var(--accent-ink);
  transition: background-color 0.15s ease-in-out;
}
.btn:hover {
  background-color: var(--primary-hover);
}
.btn-secondary {
  background-color: var(--surface-3);
  color: var(--text);
}
.btn-secondary:hover {
  background-color: var(--surface-2);
}
.btn-outline {
  background-color: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover {
  background-color: var(--primary);
  color: var(--accent-ink);
}
input[type="text"],
input[type="password"],
input[type="tel"],
input[type="number"],
input[type="email"],
select,
textarea {
  font-size: 16px;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 100%;
  background-color: var(--card-bg);
  color: var(--text);
  margin-bottom: 14px;
}
input[type="checkbox"],
input[type="radio"] {
  width: 22px;
  height: 22px;
  margin-right: 10px;
  cursor: pointer;
  vertical-align: middle;
}
label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 14px;
}
.checkbox-label {
  display: flex;
  align-items: center;
  font-weight: 400;
  font-size: 15px;
  margin-bottom: 16px;
  cursor: pointer;
}
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-dibuka {
  background-color: var(--success-bg);
  color: var(--success);
}
.badge-hampir_penuh {
  background-color: var(--warning-bg);
  color: var(--warning);
}
.badge-penuh {
  background-color: var(--danger-bg);
  color: var(--danger);
}
.badge-ditutup {
  background-color: var(--surface-3);
  color: var(--text-muted);
}
.alert {
  padding: 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 15px;
}
.alert-danger {
  background-color: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--border);
}
.alert-warning {
  background-color: var(--warning-bg);
  color: var(--warning);
  border: 1px solid var(--border);
}
.alert-success {
  background-color: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--border);
}
.alert-info {
  background-color: var(--info-bg);
  color: var(--info);
  border: 1px solid var(--border);
}
.grid {
  display: grid;
  gap: 16px;
}
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}
.flex {
  display: flex;
  gap: 16px;
}
.flex-between {
  justify-content: space-between;
  align-items: center;
}

/* Denah Kursi */
.seat-map-container {
  background: var(--surface-2);
  border: 2px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  max-width: 480px;
  margin: 16px auto;
}
.bus-front {
  text-align: center;
  font-weight: 700;
  font-size: 12px;
  color: var(--text-muted);
  padding: 8px;
  border-bottom: 2px dashed var(--text-muted);
  margin-bottom: 12px;
}
.seat-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}
.seat-box {
  min-height: 52px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background-color: var(--card-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  padding: 2px;
  user-select: none;
}
.seat-box.aisle {
  background: transparent;
  border: none;
}
.seat-box.tersedia {
  background-color: var(--seat-free);
  border-color: var(--border);
  color: var(--seat-free-text);
}
.seat-box.prioritas {
  background-color: var(--seat-priority);
  border-color: var(--border);
  color: var(--seat-priority-text);
}
.seat-box.ditahan {
  background-color: var(--seat-held);
  border-color: var(--border);
  color: var(--seat-held-text);
}
.seat-box.terisi {
  background-color: var(--seat-taken);
  border-color: var(--border);
  color: var(--seat-taken-text);
}
.seat-box.tahan_admin {
  background-color: var(--seat-admin);
  border-color: var(--border);
  color: var(--seat-taken-text);
}
button.seat {
  width: 100%;
  cursor: pointer;
  font-family: inherit;
}
.seat--free {
  background-color: var(--seat-free);
  border-color: var(--border);
  color: var(--seat-free-text);
}
.seat--priority {
  background-color: var(--seat-priority);
  border-color: var(--border);
  color: var(--seat-priority-text);
}
.seat--mine,
.seat--pending {
  background-color: var(--seat-held);
  border-color: var(--border);
  color: var(--seat-held-text);
}
.seat--locked {
  background: repeating-linear-gradient(
    45deg,
    var(--seat-priority-text),
    var(--seat-priority-text) 6px,
    var(--warning) 6px,
    var(--warning) 12px
  );
  border-color: var(--warning);
  color: var(--accent-ink);
}
.seat--held {
  background-color: var(--seat-held);
  border-color: var(--border);
  color: var(--seat-held-text);
}
.seat--taken,
.seat--unavailable {
  background-color: var(--seat-taken);
  border-color: var(--border);
  color: var(--seat-taken-text);
}
.seat--admin_hold {
  background-color: var(--seat-admin);
  border-color: var(--border);
  color: var(--seat-taken-text);
}
.seatmap-tabs,
.seatmap-pax-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}
.seatmap-tab,
.seatmap-chip {
  min-height: 44px;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.seatmap-tab--active,
.seatmap-chip--active {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--accent-ink);
}
.seatmap-counter {
  font-size: 15px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
}
.seatmap-footer {
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--warning-bg);
  color: var(--warning);
  font-weight: 600;
  text-align: center;
}
.seatmap-toast {
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: 8px;
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--border);
  font-weight: 600;
}
.seat-occupant {
  font-size: 10px;
  font-weight: 400;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 16px 0;
  font-size: 13px;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.legend-color {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

/* Tabel */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
  margin-bottom: 16px;
}
th, td {
  padding: 10px 12px;
  border: 1px solid var(--border);
  text-align: left;
  font-size: 14px;
}
th {
  background-color: var(--surface-2);
  font-weight: 600;
}

footer {
  text-align: center;
  padding: 24px;
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

/* Mobile First: Satu kolom di bawah 640px */
@media (max-width: 640px) {
  .container {
    padding: 0 12px;
  }
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr !important;
  }
  .flex {
    flex-direction: column !important;
  }
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .btn {
    width: 100%;
  }
}

/* Print Layout: A4 Portrait */
@media print {
  @page {
    size: A4 portrait;
    margin: 12mm;
  }
  body {
    background: var(--wa-ink);
    color: var(--bg);
    font-size: 11pt;
  }
  header, footer, .btn, .no-print {
    display: none !important;
  }
  .container, .card {
    max-width: 100%;
    padding: 0;
    margin: 0 0 16px 0;
    border: none;
    box-shadow: none;
  }
  table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 16px;
  }
  th, td {
    border: 1px solid var(--bg);
    padding: 6px 8px;
    font-size: 9pt;
  }
  .seat-map-container {
    border: 1px solid var(--bg);
    background: var(--wa-ink);
    max-width: 100%;
  }
  .seat-box {
    border: 1px solid var(--bg);
    background: var(--wa-ink) !important;
    color: var(--bg) !important;
  }
}