:root {
  color-scheme: light;
  font-family: Inter, Arial, sans-serif;
  background: #eef2f7;
  color: #182230;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

body.dark {
  background: #111827;
  color: #e5e7eb;
}

button, input, select {
  font: inherit;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 272px 1fr;
  background:
    radial-gradient(circle at 72% 12%, rgba(47, 111, 237, 0.10), transparent 30%),
    linear-gradient(180deg, #f8fafc 0%, #eef2f7 100%);
}

.sidebar {
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
  max-height: 100vh;
  overflow: hidden;
  background: #141b2d;
  color: #f8fafc;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 19px;
  font-weight: 800;
  margin-bottom: 28px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #2f6fed;
  color: white;
  font-size: 13px;
}

.nav {
  display: grid;
  gap: 8px;
}

.nav button, .logout, .login-button {
  width: 100%;
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 7px;
  color: inherit;
  background: transparent;
  cursor: pointer;
  text-align: left;
  padding: 10px 12px;
}

.nav button:hover {
  background: rgba(255, 255, 255, 0.06);
}

.nav button.active {
  background: #25324d;
  border-color: #40537b;
}

.sidebar-footer {
  margin-top: auto;
  display: grid;
  gap: 14px;
}

.user-chip {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 10px;
  align-items: center;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
}

.user-chip > span {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #eef2f7;
  color: #172033;
  font-weight: 800;
}

.user-chip strong, .user-chip small {
  display: block;
}

.user-chip small {
  color: #b8c3d6;
  margin-top: 2px;
}

.logout {
  background: #9f354a;
  text-align: center;
}

.login-button {
  background: #2f6fed;
  text-align: center;
}

.content {
  padding: 28px;
  display: grid;
  gap: 20px;
  align-content: start;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.topbar h1 {
  margin: 0;
  font-size: 30px;
}

.topbar p {
  margin: 6px 0 0;
  color: #64748b;
}

.theme-toggle {
  border: 1px solid #d7dde8;
  border-radius: 999px;
  background: #ffffff;
  padding: 7px 12px 7px 8px;
  color: #344054;
  white-space: nowrap;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-weight: 750;
}

.theme-toggle span {
  width: 28px;
  height: 18px;
  border-radius: 999px;
  background: #cbd5e1;
  position: relative;
}

.theme-toggle span::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: #ffffff;
  transition: transform 0.18s ease;
}

.theme-toggle.active {
  background: #111827;
  color: #f8fafc;
  border-color: #334155;
}

.theme-toggle.active span {
  background: #2f6fed;
}

.theme-toggle.active span::after {
  transform: translateX(10px);
}

.primary, .secondary, .danger, .icon-button {
  border: 0;
  border-radius: 7px;
  min-height: 40px;
  padding: 9px 14px;
  cursor: pointer;
  font-weight: 750;
}

.primary {
  background: #2f6fed;
  color: #ffffff;
}

.primary:hover {
  background: #255ecb;
}

.primary:disabled:hover {
  background: #2f6fed;
}

.secondary {
  background: #e7ecf3;
  color: #243044;
}

.danger {
  background: #b42338;
  color: #ffffff;
}

.icon-button {
  width: 38px;
  padding: 0;
  background: #eef2f7;
  color: #334155;
}

.catalog-summary {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: stretch;
  padding: 20px;
  border: 1px solid #dbe2ed;
  border-radius: 8px;
  background: #ffffff;
}

.catalog-summary h2 {
  margin: 5px 0 0;
  font-size: 22px;
}

.eyebrow {
  color: #2f6fed;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.summary-metrics {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.metric {
  min-width: 160px;
  padding: 12px 14px;
  border-radius: 8px;
  background: #f4f7fb;
  border: 1px solid #e1e7f0;
}

.metric span {
  display: block;
  color: #667085;
  font-size: 12px;
  margin-bottom: 4px;
}

.metric strong {
  color: #182230;
}

.hotel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 16px;
}

.hotel-card {
  overflow: hidden;
  border: 1px solid #dbe2ed;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(16, 24, 40, 0.08);
}

.hotel-cover {
  min-height: 132px;
  padding: 16px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  color: white;
}

.hotel-cover.forest {
  background: linear-gradient(135deg, #0f766e, #164e63);
}

.hotel-cover.clay {
  background: linear-gradient(135deg, #b45309, #7f1d1d);
}

.hotel-cover.ink {
  background: linear-gradient(135deg, #334155, #111827);
}

.hotel-cover.sky {
  background: linear-gradient(135deg, #2563eb, #0e7490);
}

.hotel-cover span, .hotel-cover strong {
  background: rgba(15, 23, 42, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  padding: 6px 10px;
  backdrop-filter: blur(4px);
}

.hotel-body {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.hotel-body h2, .reservation-card h2, .profile-card h2, .card h2, .card h3, .empty-state h2, .modal h2, .confirm-dialog h2 {
  margin: 0;
}

.hotel-body p, .reservation-card p, .profile-card p, .empty-state p, .confirm-dialog p {
  margin: 6px 0 0;
  color: #64748b;
}

.hotel-facts {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.hotel-facts span {
  border: 1px solid #dbe2ed;
  border-radius: 999px;
  padding: 6px 9px;
  color: #475467;
  background: #f8fafc;
  font-size: 13px;
}

.occupancy {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  border: 1px solid #dbe2ed;
  border-radius: 8px;
  padding: 10px 12px;
  background: #f8fafc;
  color: #475467;
  font-size: 13px;
}

.occupancy strong {
  color: #166534;
}

.hotel-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.hotel-footer small {
  color: #667085;
  display: block;
}

.hotel-footer strong {
  font-size: 18px;
}

.reservation-list {
  display: grid;
  gap: 12px;
}

.reservation-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  border: 1px solid #dbe2ed;
  border-radius: 8px;
  background: #ffffff;
  padding: 16px;
}

.date-line {
  margin-top: 12px;
  color: #334155;
  font-weight: 700;
}

.reservation-side {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.badge, .badge-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.badge {
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 13px;
  font-weight: 750;
}

.badge.success {
  background: #dcfce7;
  color: #166534;
}

.badge.muted {
  background: #e5e7eb;
  color: #374151;
}

.badge.gold {
  background: #fef3c7;
  color: #92400e;
}

.badge.silver {
  background: #e2e8f0;
  color: #475569;
}

.badge.bronze {
  background: #f1dcc7;
  color: #7c2d12;
}

.badge.base {
  background: #dbeafe;
  color: #1e40af;
}

.badge.warning {
  background: #ffedd5;
  color: #9a3412;
}

.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 16px;
}

.profile-card, .card, .empty-state {
  background: #ffffff;
  border: 1px solid #dbe2ed;
  border-radius: 8px;
  padding: 18px;
  display: grid;
  gap: 12px;
}

.loyalty-card.bronze,
.loyalty-card.base {
  background: #fff7ed;
  border-color: #fed7aa;
}

.loyalty-card.bronze .loyalty-number,
.loyalty-card.base .loyalty-number {
  color: #9a3412;
}

.loyalty-card.silver {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.loyalty-card.silver .loyalty-number {
  color: #475569;
}

.loyalty-card.gold {
  background: #fffbeb;
  border-color: #f59e0b;
}

.loyalty-card.gold .loyalty-number {
  color: #b45309;
}

.warning-card {
  background: #fff7ed;
  border-color: #fed7aa;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.section-heading h2 {
  margin-top: 5px;
}

.section-heading.compact {
  margin-bottom: 6px;
}

.admin-dashboard {
  display: grid;
  gap: 16px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.stat-card {
  min-height: 112px;
  border: 1px solid #dbe2ed;
  border-radius: 8px;
  background: #ffffff;
  padding: 16px;
  display: grid;
  align-content: space-between;
  box-shadow: 0 10px 24px rgba(16, 24, 40, 0.06);
}

.stat-card span {
  color: #667085;
  font-size: 13px;
  font-weight: 700;
}

.stat-card strong {
  color: #182230;
  font-size: 28px;
}

.analytics-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 16px;
}

.bar-list {
  display: grid;
  gap: 12px;
}

.bar-row {
  display: grid;
  gap: 7px;
}

.bar-row > div:first-child {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: #475467;
  font-size: 14px;
}

.bar-row strong {
  color: #182230;
}

.bar-track {
  height: 9px;
  overflow: hidden;
  border-radius: 999px;
  background: #e7ecf3;
}

.bar-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2f6fed, #0f766e);
}

.event-list {
  display: grid;
  gap: 10px;
}

.event-row {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid #e6eaf0;
}

.event-row:last-child {
  border-bottom: 0;
}

.event-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #22c55e;
}

.event-dot.muted {
  background: #94a3b8;
}

.event-row strong,
.event-row span {
  display: block;
}

.event-row span,
.event-row time {
  color: #667085;
  font-size: 13px;
}

.admin-users {
  margin-top: 4px;
}

.loyalty-number {
  font-size: 42px;
  font-weight: 850;
}

.empty-state {
  max-width: 520px;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.row.end {
  justify-content: flex-end;
}

.form {
  display: grid;
  gap: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: #526071;
  font-weight: 700;
}

.form input, .form select {
  min-height: 40px;
  border: 1px solid #c7cedb;
  border-radius: 7px;
  padding: 8px 10px;
  background: #ffffff;
  color: #1f2933;
}

.booking-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-radius: 8px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
}

.booking-total strong {
  font-size: 19px;
}

.booking-total > div {
  display: grid;
  justify-items: end;
  gap: 3px;
}

.price-before {
  color: #94a3b8;
  text-decoration: line-through;
}

.booking-notes {
  display: grid;
  gap: 6px;
  color: #64748b;
  font-size: 13px;
}

.table {
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
  border: 1px solid #dbe2ed;
  border-radius: 8px;
  overflow: hidden;
}

.table th, .table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid #e6eaf0;
  font-size: 14px;
}

.notice {
  color: #526071;
  border: 1px solid #dbe2ed;
  background: #ffffff;
  border-radius: 8px;
  padding: 12px 14px;
}

.notice.warning {
  border-color: #f8c7a8;
  background: #fff7ed;
  color: #9a3412;
}

.notice.success-note {
  border-color: #bbf7d0;
  background: #f0fdf4;
  color: #166534;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.45);
}

.modal, .confirm-dialog {
  width: min(540px, 100%);
  background: #ffffff;
  border-radius: 8px;
  border: 1px solid #dbe2ed;
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.25);
  padding: 20px;
  display: grid;
  gap: 16px;
}

.confirm-dialog {
  width: min(420px, 100%);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

pre {
  max-width: 100%;
  overflow: auto;
  background: #111827;
  color: #e5e7eb;
  padding: 14px;
  border-radius: 8px;
}

body.dark .shell {
  background:
    radial-gradient(circle at 72% 12%, rgba(47, 111, 237, 0.16), transparent 30%),
    linear-gradient(180deg, #111827 0%, #0f172a 100%);
}

body.dark .content,
body.dark .topbar p,
body.dark .hotel-body p,
body.dark .reservation-card p,
body.dark .profile-card p,
body.dark .empty-state p,
body.dark .confirm-dialog p,
body.dark .booking-notes {
  color: #cbd5e1;
}

body.dark .catalog-summary,
body.dark .metric,
body.dark .stat-card,
body.dark .hotel-card,
body.dark .reservation-card,
body.dark .profile-card,
body.dark .card,
body.dark .empty-state,
body.dark .modal,
body.dark .confirm-dialog,
body.dark .notice,
body.dark .table,
body.dark .form input,
body.dark .form select,
body.dark .booking-total,
body.dark .occupancy,
body.dark .hotel-facts span {
  background: #1f2937;
  border-color: #334155;
  color: #e5e7eb;
}

body.dark .metric span,
body.dark .stat-card span,
body.dark .hotel-footer small,
body.dark .hotel-facts span,
body.dark .occupancy,
body.dark .form label,
body.dark .date-line,
body.dark .bar-row > div:first-child,
body.dark .event-row span,
body.dark .event-row time {
  color: #cbd5e1;
}

body.dark .metric strong,
body.dark .stat-card strong,
body.dark .bar-row strong,
body.dark .hotel-footer strong {
  color: #f8fafc;
}

body.dark .bar-track {
  background: #334155;
}

body.dark .event-row {
  border-color: #334155;
}

body.dark .secondary,
body.dark .icon-button {
  background: #334155;
  color: #f8fafc;
}

body.dark .notice.warning {
  border-color: #7f1d1d;
  background: #451a1a;
  color: #fecaca;
}

body.dark .notice.success-note {
  border-color: #14532d;
  background: #052e16;
  color: #bbf7d0;
}

body.dark .loyalty-card.bronze,
body.dark .loyalty-card.base {
  background: #3b2418;
  border-color: #9a3412;
}

body.dark .loyalty-card.silver {
  background: #253140;
  border-color: #64748b;
}

body.dark .loyalty-card.gold {
  background: #3a2b0b;
  border-color: #d97706;
}

body.dark .warning-card {
  background: #451a1a;
  border-color: #7f1d1d;
}

@media (max-width: 860px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    max-height: none;
    min-height: auto;
    overflow: visible;
  }

  .sidebar-footer {
    margin-top: 18px;
  }

  .nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .content {
    padding: 18px;
  }

  .topbar, .catalog-summary, .reservation-card {
    display: grid;
  }

  .summary-metrics, .reservation-side {
    justify-content: stretch;
    justify-items: stretch;
  }

  .profile-grid, .form-grid, .kpi-grid, .analytics-grid {
    grid-template-columns: 1fr;
  }
}