:root {
  --tt-teal: #0d9488;
  --tt-teal-dark: #0f766e;
  --tt-navy: #0f172a;
  --tt-sand: #f8fafc;
  --tt-accent: #f59e0b;
  --tt-mint: #5eead4;
  --tt-radius: 12px;
  --tt-shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
  --tt-shadow-sm: 0 4px 20px rgba(15, 23, 42, 0.06);
  --admin-sidebar-w: 272px;
  --admin-accent: #2dd4bf;
  --admin-heading: #0f172a;
  --admin-muted: #64748b;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #1e293b;
  background: linear-gradient(180deg, #f1f5f9 0%, var(--tt-sand) 32%, #e2e8f0 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

.text-tt-teal {
  color: var(--tt-teal) !important;
}
.text-tt-navy {
  color: var(--tt-navy) !important;
}
.text-tt-mint {
  color: var(--tt-mint) !important;
}

/* Top contact bar */
.tt-topbar {
  background: linear-gradient(90deg, #0c1222 0%, #134e4a 50%, #0c1222 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.tt-topbar-link {
  color: #e2e8f0;
  text-decoration: none;
}
.tt-topbar-link:hover {
  color: var(--tt-mint);
}

/* Public inner pages */
.tt-page-hero {
  background: linear-gradient(135deg, #0f172a 0%, #134e4a 55%, #0f766e 100%);
  color: #f8fafc;
  padding: 2.5rem 0 2rem;
  margin-bottom: 0;
}
.tt-page-hero h1 {
  font-weight: 700;
  letter-spacing: -0.03em;
}
.tt-page-hero .tt-page-hero-lead {
  color: rgba(248, 250, 252, 0.75);
  max-width: 42rem;
}

/* Account area */
.tt-user-page {
  min-height: 60vh;
}
.tt-breadcrumb .breadcrumb {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(8px);
  padding: 0.65rem 1rem;
  border-radius: 999px;
  box-shadow: var(--tt-shadow-sm);
}
.tt-breadcrumb .breadcrumb-item a {
  color: var(--tt-teal-dark);
  text-decoration: none;
  font-weight: 500;
}
.tt-breadcrumb .breadcrumb-item.active {
  color: #64748b;
}

.tt-user-nav {
  overflow: hidden;
}
.tt-user-nav-head {
  padding: 1rem 1.25rem 0.5rem;
  background: linear-gradient(180deg, rgba(13, 148, 136, 0.08) 0%, transparent 100%);
}
.tt-user-nav-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #64748b;
  font-weight: 700;
}
.tt-user-nav-link {
  display: flex;
  align-items: center;
  padding: 0.65rem 1.25rem;
  color: #334155;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  border-left: 3px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.tt-user-nav-link:hover {
  background: rgba(13, 148, 136, 0.06);
  color: var(--tt-teal-dark);
}
.tt-user-nav-link.active {
  background: rgba(13, 148, 136, 0.12);
  color: var(--tt-teal-dark);
  border-left-color: var(--tt-teal);
}
.tt-user-nav-link i {
  opacity: 0.85;
}
.tt-help-card {
  background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
}

/* Dashboard tiles */
.tt-stat-tile {
  border-radius: var(--tt-radius);
  border: none;
  background: #fff;
  box-shadow: var(--tt-shadow-sm);
  padding: 1.25rem 1.35rem;
  height: 100%;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.tt-stat-tile:hover {
  transform: translateY(-2px);
  box-shadow: var(--tt-shadow);
}
.tt-stat-tile .tt-stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.15), rgba(19, 78, 74, 0.12));
  color: var(--tt-teal-dark);
}
.tt-stat-tile .tt-stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.tt-stat-tile .tt-stat-label {
  font-size: 0.8rem;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.tt-panel {
  background: #fff;
  border-radius: var(--tt-radius);
  box-shadow: var(--tt-shadow-sm);
  border: 1px solid rgba(148, 163, 184, 0.12);
}
.tt-panel-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.tt-panel-body {
  padding: 1.25rem;
}

/* Tables */
.tt-data-table {
  font-size: 0.925rem;
}
.tt-data-table thead th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #64748b;
  font-weight: 700;
  border-bottom-width: 1px;
  background: #f8fafc;
}
.tt-data-table tbody tr:hover {
  background: rgba(13, 148, 136, 0.04);
}

/* Status pills */
.tt-badge-status {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.35em 0.75em;
  border-radius: 999px;
}
.tt-bs-pending {
  background: #fef3c7;
  color: #92400e;
}
.tt-bs-confirmed {
  background: #d1fae5;
  color: #065f46;
}
.tt-bs-cancelled {
  background: #fee2e2;
  color: #991b1b;
}
.tt-bs-completed {
  background: #e0e7ff;
  color: #3730a3;
}
.tt-pay-pending {
  background: #ffedd5;
  color: #9a3412;
}
.tt-pay-paid {
  background: #d1fae5;
  color: #065f46;
}
.tt-pay-partial {
  background: #dbeafe;
  color: #1e40af;
}
.tt-pay-failed {
  background: #fecaca;
  color: #991b1b;
}

/* Definition lists (booking detail) */
.tt-dl dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #64748b;
  font-weight: 700;
  margin-bottom: 0.2rem;
}
.tt-dl dd {
  margin-bottom: 1rem;
  font-weight: 500;
}
.tt-mono {
  font-family: ui-monospace, "Cascadia Code", "Segoe UI Mono", monospace;
  font-size: 0.9em;
}

/* Package detail tabs */
.nav-tabs-tt {
  border-bottom: 2px solid #e2e8f0;
  gap: 0.25rem;
}
.nav-tabs-tt .nav-link {
  border: none;
  border-radius: var(--tt-radius) var(--tt-radius) 0 0;
  color: #64748b;
  font-weight: 600;
  padding: 0.75rem 1.15rem;
}
.nav-tabs-tt .nav-link:hover {
  color: var(--tt-teal-dark);
  background: rgba(13, 148, 136, 0.06);
}
.nav-tabs-tt .nav-link.active {
  color: var(--tt-teal-dark);
  background: #fff;
  box-shadow: 0 -2px 0 var(--tt-teal) inset;
}

.tt-prose {
  line-height: 1.65;
  color: #334155;
}
.tt-prose ul {
  padding-left: 1.25rem;
}
.tt-prose img {
  max-width: 100%;
  height: auto;
  border-radius: var(--tt-radius);
}

/* Auth layout */
.tt-auth-shell {
  min-height: calc(100vh - 120px);
  display: flex;
  align-items: center;
  padding: 2rem 0 3rem;
  background:
    radial-gradient(800px 400px at 20% 20%, rgba(13, 148, 136, 0.12), transparent),
    radial-gradient(600px 300px at 80% 60%, rgba(56, 189, 248, 0.1), transparent);
}
.tt-auth-card {
  border: none;
  border-radius: 20px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.12);
  overflow: hidden;
}
.tt-auth-card .tt-auth-aside {
  background: linear-gradient(160deg, #0f172a 0%, #134e4a 100%);
  color: #e2e8f0;
  padding: 2rem;
}
@media (max-width: 767px) {
  .tt-auth-card .tt-auth-aside {
    padding: 1.5rem;
  }
}

/* Footer refinements */
.footer-brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--tt-teal), var(--tt-teal-dark));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
}
.tt-footer-lead {
  color: #94a3b8;
  line-height: 1.6;
}
.tt-footer-badge {
  background: rgba(255, 255, 255, 0.06) !important;
  color: #cbd5e1 !important;
  font-weight: 500;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-links li {
  margin-bottom: 0.4rem;
}
.letter-spacing {
  letter-spacing: 0.08em;
}

.navbar-tt {
  background: rgba(15, 23, 42, 0.92) !important;
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

.navbar-tt .nav-link {
  color: #e2e8f0 !important;
  font-weight: 500;
  padding: 0.5rem 0.85rem !important;
}

.navbar-tt .nav-link:hover,
.navbar-tt .nav-link:focus {
  color: #5eead4 !important;
}

.btn-tt-primary {
  background: linear-gradient(135deg, var(--tt-teal), var(--tt-teal-dark));
  border: none;
  color: #fff;
  font-weight: 600;
  padding: 0.55rem 1.25rem;
  border-radius: 999px;
  box-shadow: 0 8px 24px rgba(13, 148, 136, 0.35);
}

.btn-tt-primary:hover {
  filter: brightness(1.05);
  color: #fff;
}

.btn-tt-outline {
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  color: #0f172a;
  font-weight: 600;
}

.hero-section {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  background: radial-gradient(1200px 600px at 10% 10%, rgba(45, 212, 191, 0.15), transparent),
    radial-gradient(900px 500px at 90% 30%, rgba(56, 189, 248, 0.12), transparent),
    linear-gradient(160deg, #0f172a 0%, #134e4a 45%, #0f172a 100%);
  color: #f8fafc;
  overflow: hidden;
}

.hero-section .carousel-item img {
  object-fit: cover;
  height: 88vh;
  filter: brightness(0.55);
}

.hero-caption {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  pointer-events: none;
}

.hero-caption .container {
  pointer-events: auto;
}

.display-hero {
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: rgba(15, 118, 110, 0.15);
  color: #99f6e4;
  font-size: 0.9rem;
  border: 1px solid rgba(45, 212, 191, 0.25);
}

.card-tt {
  border: none;
  border-radius: var(--tt-radius);
  box-shadow: var(--tt-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  overflow: hidden;
}

.card-tt:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.12);
}

.card-tt .card-img-top {
  height: 200px;
  object-fit: cover;
}

.section-title {
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-tt {
  background: #0b1220;
  color: #94a3b8;
  padding: 3rem 0 2rem;
  margin-top: 4rem;
}

.footer-tt a {
  color: #cbd5e1;
  text-decoration: none;
}

.footer-tt a:hover {
  color: #5eead4;
}

/* Admin — professional console */
.text-admin-heading {
  color: var(--admin-heading);
}
.text-admin-muted {
  color: var(--admin-muted);
}

.admin-shell {
  min-height: 100vh;
  background: linear-gradient(180deg, #e2e8f0 0%, #f1f5f9 40%, #f8fafc 100%);
}

.admin-sidebar {
  width: var(--admin-sidebar-w);
  background: linear-gradient(165deg, #0c1222 0%, #0f172a 40%, #134e4a 100%);
  color: #e2e8f0;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  padding: 0;
  overflow-y: auto;
  z-index: 1040;
  box-shadow: 4px 0 24px rgba(15, 23, 42, 0.12);
}

.admin-sidebar-brand {
  padding: 1.35rem 1.25rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.15);
}

.admin-sidebar-brand .title {
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 1.15rem;
  color: #fff;
}

.admin-sidebar-brand .subtitle {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--admin-accent);
  font-weight: 700;
  margin-top: 0.2rem;
}

.admin-nav {
  padding: 0.75rem 0 1.5rem;
}

.admin-nav-group {
  padding: 0.5rem 0;
}

.admin-nav-label {
  display: block;
  padding: 0.5rem 1.25rem 0.35rem;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(148, 163, 184, 0.85);
  font-weight: 800;
}

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 1.25rem;
  margin: 0.1rem 0.5rem;
  border-radius: 10px;
  color: #cbd5e1 !important;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  border-left: 3px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.admin-nav-link i {
  font-size: 1.05rem;
  opacity: 0.9;
  width: 1.25rem;
  text-align: center;
}

.admin-nav-link:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff !important;
}

.admin-nav-link.active {
  background: rgba(45, 212, 191, 0.12);
  color: #5eead4 !important;
  border-left-color: var(--admin-accent);
  font-weight: 600;
}

.admin-content {
  margin-left: var(--admin-sidebar-w);
  padding: 1.25rem 1.75rem 2.5rem;
  max-width: 1600px;
}

.admin-mobile-bar {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0;
  margin-bottom: 0.75rem;
}

.admin-topbar {
  background: #fff;
  border-radius: 14px;
  padding: 1rem 1.35rem;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.12);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.admin-breadcrumb {
  margin-bottom: 1.25rem;
}
.admin-breadcrumb .breadcrumb {
  background: rgba(255, 255, 255, 0.85);
  padding: 0.55rem 1rem;
  border-radius: 999px;
  margin-bottom: 0;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.05);
  font-size: 0.85rem;
}
.admin-breadcrumb .breadcrumb-item a {
  color: var(--tt-teal-dark);
  text-decoration: none;
  font-weight: 600;
}

.admin-card {
  background: #fff;
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.12);
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.05);
  overflow: hidden;
  margin-bottom: 1.25rem;
}

.admin-card-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  background: linear-gradient(180deg, #fafbfc 0%, #fff 100%);
}

.admin-card-header h2,
.admin-card-header h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--admin-heading);
}

.admin-card-body {
  padding: 1.25rem;
}

.admin-table-wrap {
  overflow-x: auto;
}

.admin-table {
  font-size: 0.875rem;
  margin-bottom: 0;
}
.admin-table thead th {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--admin-muted);
  font-weight: 800;
  border-bottom-width: 1px;
  background: #f8fafc;
  white-space: nowrap;
  padding: 0.75rem 1rem;
}
.admin-table tbody td {
  padding: 0.75rem 1rem;
  vertical-align: middle;
}
.admin-table tbody tr:hover {
  background: rgba(13, 148, 136, 0.04);
}

.admin-form-section {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--admin-muted);
  font-weight: 800;
  margin: 1.5rem 0 0.75rem;
}
.admin-form-section:first-child {
  margin-top: 0;
}

.admin-actions .btn {
  border-radius: 10px;
  font-weight: 600;
}

.stat-card {
  border-radius: 14px;
  border: none;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.1);
}

.stat-card .stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.table-admin thead {
  background: #f8fafc;
}

.admin-login-bg {
  min-height: 100vh;
  background: linear-gradient(145deg, #0f172a 0%, #134e4a 50%, #0f172a 100%);
}

@media (max-width: 991px) {
  .admin-sidebar.d-lg-block {
    display: none !important;
  }
  .admin-content {
    margin-left: 0;
    padding: 1rem;
  }
  .admin-mobile-bar {
    display: flex;
  }
}