:root {
  --primary-color: #F59E0B;
  --accent-color: #FBBF24;
  --bg-color: #111827;
  --card-bg: rgba(31, 41, 55, 0.7);
  --card-bg-solid: #1F2937;
  --text-color: #FFFFFF;
  --text-muted: #9CA3AF;
  --success-color: #10B981; /* Green */
  --danger-color: #EF4444; /* Red */
  --disabled-color: #4B5563; /* Grey */
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 { font-weight: 700; }
.text-primary { color: var(--primary-color) !important; }
.text-accent { color: var(--accent-color) !important; }

/* Glassmorphism Cards */
.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

/* Custom Buttons */
.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: #111827;
  font-weight: 600;
  border-radius: 0.5rem;
  padding: 0.75rem 1.5rem;
  transition: all 0.3s ease;
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: #111827;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-outline-primary {
  color: var(--primary-color);
  border-color: var(--primary-color);
}
.btn-outline-primary:hover {
  background-color: var(--primary-color);
  color: #111827;
}

/* Form Elements */
.form-control, .form-select {
  background-color: rgba(17, 24, 39, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-color);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
}
.form-control:focus, .form-select:focus {
  background-color: rgba(17, 24, 39, 0.95);
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.25rem rgba(245, 158, 11, 0.25);
  color: var(--text-color);
}
.form-control::placeholder { color: var(--text-muted); }

/* Time Slot Selection */
.slot-card {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.75rem;
  padding: 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  background-color: var(--card-bg-solid);
}

/* Available (Greenish hint on hover or border) */
.slot-card.available {
  border-left: 4px solid var(--success-color);
}
.slot-card.available:hover {
  transform: translateY(-3px);
  border-color: var(--success-color);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15);
}

/* Booked (Red) */
.slot-card.booked {
  border-left: 4px solid var(--danger-color);
  opacity: 0.7;
  cursor: not-allowed;
  background-color: rgba(239, 68, 68, 0.1);
}

/* Past/Disabled (Grey) */
.slot-card.disabled {
  border-left: 4px solid var(--disabled-color);
  opacity: 0.5;
  cursor: not-allowed;
  background-color: rgba(75, 85, 99, 0.2);
}

/* Selected */
.slot-card.selected {
  background-color: var(--success-color);
  color: #111827;
  border-color: var(--success-color);
}
.slot-card.selected .slot-price, .slot-card.selected .slot-time {
  color: #111827 !important;
}

.slot-time {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.slot-price {
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Split Floating Layout */
.split-layout {
  min-height: 100vh;
  display: flex;
  background-color: var(--bg-color);
  position: relative;
  overflow: hidden;
}

.split-image-pane {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: var(--hero-url, url('https://images.unsplash.com/photo-1536122985607-4fea00f2e0de?q=80&w=2000&auto=format&fit=crop'));
  background-size: cover;
  background-position: center;
  z-index: 1;
}

.split-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(17,24,39,0.3) 0%, rgba(17,24,39,0.8) 100%);
  z-index: 2;
}

.split-panel-container {
  z-index: 3;
  width: 100%;
  display: flex;
  justify-content: flex-end;
  padding: 1rem;
}

@media (min-width: 992px) {
  .split-panel-container {
    padding: 2rem 4rem;
  }
}

.floating-panel {
  background-color: var(--card-bg-solid);
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: -10px 10px 40px rgba(0,0,0,0.4);
  border-radius: 1.5rem;
  width: 100%;
  max-width: 550px;
  min-height: calc(100vh - 4rem);
  display: flex;
  flex-direction: column;
  padding: 2.5rem;
  position: relative;
  overflow-y: auto;
}

@media (max-width: 991.98px) {
  .floating-panel {
    min-height: calc(100vh - 2rem);
    padding: 1.5rem;
  }
  .split-image-overlay {
    background: rgba(17,24,39,0.85); /* Darker on mobile for readability */
  }
}

/* Page Transitions */
.page-transition {
  animation: fadeIn 0.4s ease-in-out;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Admin Styles */
.admin-sidebar {
  background-color: var(--card-bg-solid);
  min-height: 100vh;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
}
.admin-nav-link {
  color: var(--text-muted);
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  margin-bottom: 0.25rem;
  transition: all 0.2s;
  text-decoration: none;
  display: block;
}
.admin-nav-link:hover, .admin-nav-link.active {
  color: var(--text-color);
  background-color: rgba(255, 255, 255, 0.05);
}
.admin-nav-link.active {
  border-left: 3px solid var(--primary-color);
  border-radius: 0 0.5rem 0.5rem 0;
}
.table-dark {
  background-color: transparent;
  color: var(--text-color);
}
.table-dark th {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}
.table-dark td {
  background-color: rgba(31, 41, 55, 0.5);
  border-color: rgba(255, 255, 255, 0.05);
}

/* Flatpickr Dark Theme Override */
.flatpickr-calendar {
  background: var(--card-bg-solid) !important;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5) !important;
  border: 1px solid rgba(255,255,255,0.1) !important;
}
.flatpickr-day {
  color: var(--text-color) !important;
}
.flatpickr-day.flatpickr-disabled, .flatpickr-day.flatpickr-disabled:hover {
  color: var(--disabled-color) !important;
}
.flatpickr-day.selected {
  background: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
  color: #111827 !important;
}
.flatpickr-month, .flatpickr-weekday {
  color: var(--text-color) !important;
  fill: var(--text-color) !important;
}