:root {
  --oh-ink: #102033;
  --oh-muted: #667085;
  --oh-border: #dbe3ea;
  --oh-bg: #f6f9fb;
  --oh-surface: #ffffff;
  --oh-teal: #0f9f9a;
  --oh-teal-dark: #087a77;
  --oh-coral: #f0644b;
  --oh-gold: #f5b84b;
  --oh-success: #178a52;
  --oh-danger: #be3a2f;
  --oh-shadow: 0 12px 34px rgba(16, 32, 51, 0.09);
}

body {
  min-height: 100vh;
  background: var(--oh-bg);
  color: var(--oh-ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

.oh-navbar {
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--oh-border);
  backdrop-filter: blur(12px);
}

.oh-brand-mark {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 8px;
  background: var(--oh-teal);
  color: white;
  font-weight: 800;
}

.oh-shell {
  padding-top: 76px !important;
}

.oh-hero {
  min-height: calc(100vh - 76px);
  display: grid;
  align-items: center;
  background: linear-gradient(180deg, #fff 0%, #f6f9fb 100%);
}

.oh-hero h1 {
  max-width: 780px;
  font-size: clamp(2.6rem, 6vw, 5.8rem);
  line-height: 0.98;
  font-weight: 800;
  letter-spacing: 0;
}

.oh-lead {
  max-width: 660px;
  color: var(--oh-muted);
  font-size: 1.12rem;
  line-height: 1.7;
}

.oh-card {
  background: var(--oh-surface);
  border: 1px solid var(--oh-border);
  border-radius: 8px;
  box-shadow: var(--oh-shadow);
}

.oh-panel {
  background: var(--oh-surface);
  border: 1px solid var(--oh-border);
  border-radius: 8px;
}

.oh-btn-primary {
  --bs-btn-bg: var(--oh-teal);
  --bs-btn-border-color: var(--oh-teal);
  --bs-btn-hover-bg: var(--oh-teal-dark);
  --bs-btn-hover-border-color: var(--oh-teal-dark);
  --bs-btn-font-weight: 700;
}

.oh-btn-coral {
  --bs-btn-bg: var(--oh-coral);
  --bs-btn-border-color: var(--oh-coral);
  --bs-btn-hover-bg: #d94f38;
  --bs-btn-hover-border-color: #d94f38;
  --bs-btn-color: #fff;
  --bs-btn-hover-color: #fff;
  --bs-btn-font-weight: 700;
}

.oh-stat-value {
  font-size: clamp(2rem, 4vw, 3.8rem);
  line-height: 1;
  font-weight: 800;
}

.oh-muted {
  color: var(--oh-muted);
}

.oh-map-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--oh-border);
  box-shadow: var(--oh-shadow);
}

.oh-search-bar {
  background: white;
  border: 1px solid var(--oh-border);
  border-radius: 8px;
  box-shadow: var(--oh-shadow);
  padding: 16px;
}

.oh-hotel-img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  border-radius: 8px;
}

.oh-result-row {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) auto;
  gap: 18px;
  padding: 16px;
}

.oh-room-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid var(--oh-border);
}

.oh-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.82rem;
  font-weight: 700;
  background: #eaf7f6;
  color: var(--oh-teal-dark);
}

.oh-status.warn {
  background: #fff4df;
  color: #986400;
}

.oh-status.danger {
  background: #fff0ee;
  color: var(--oh-danger);
}

.oh-status.success {
  background: #eaf7ef;
  color: var(--oh-success);
}

.oh-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 20px;
}

.oh-sidebar {
  position: sticky;
  top: 88px;
  align-self: start;
}

.oh-table {
  --bs-table-bg: transparent;
  font-size: 0.92rem;
}

.oh-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.oh-kpi {
  padding: 16px;
  border: 1px solid var(--oh-border);
  border-radius: 8px;
  background: white;
}

.oh-kpi strong {
  display: block;
  font-size: 1.8rem;
  line-height: 1;
}

.oh-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.grid-column-full {
  grid-column: 1 / -1;
}

#hotelForm {
  grid-template-columns: 1fr;
}

.oh-toast-host {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 1080;
  display: grid;
  gap: 10px;
}

.oh-toast {
  min-width: min(360px, calc(100vw - 36px));
  border-radius: 8px;
  padding: 12px 14px;
  border: 1px solid var(--oh-border);
  background: white;
  box-shadow: var(--oh-shadow);
}

@media (max-width: 991.98px) {
  .oh-result-row,
  .oh-layout,
  .oh-form-grid {
    grid-template-columns: 1fr;
  }

  .oh-sidebar {
    position: static;
  }

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

@media (max-width: 575.98px) {
  .oh-shell {
    padding-top: 66px !important;
  }

  .oh-hero h1 {
    font-size: 2.45rem;
  }

  .oh-kpi-grid {
    grid-template-columns: 1fr;
  }
}