/* ==========================================================================
   HONG KONG PILGRIMAGE — DESIGN SYSTEM (EDITORIAL WARM LUXURY)
   Palette: Warm Obsidian / Rice Paper + Heritage Temple Gold + Vermilion Seal
   ========================================================================== */

:root {
  /* Typography */
  --font-sans: 'Prompt', 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  /* LIGHT MODE (Rice Paper & Heritage Brass) */
  --bg-app: #faf8f5;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #f4f0e8;
  --bg-surface-sunken: #ede7dc;

  --border-subtle: rgba(40, 30, 20, 0.08);
  --border-medium: rgba(40, 30, 20, 0.16);
  --border-accent: rgba(180, 134, 27, 0.35);

  --text-main: #1c1917;         /* Warm charcoal 900 */
  --text-muted: #57534e;        /* Warm stone 600 */
  --text-faint: #78716c;        /* Warm stone 500 */
  --text-inverse: #ffffff;

  --accent-gold: #b3861b;       /* Heritage Brass */
  --accent-gold-bg: rgba(179, 134, 27, 0.08);
  --accent-gold-border: rgba(179, 134, 27, 0.25);
  --accent-gold-hover: #966f12;

  --accent-vermilion: #b91c1c;  /* Imperial Seal Red */
  --accent-vermilion-bg: rgba(185, 28, 28, 0.07);
  --accent-vermilion-border: rgba(185, 28, 28, 0.25);

  --accent-jade: #15803d;       /* Celadon Green for completion */
  --accent-jade-bg: rgba(21, 128, 61, 0.08);
  --accent-jade-border: rgba(21, 128, 61, 0.25);

  --shadow-sm: 0 1px 2px 0 rgba(40, 30, 20, 0.03);
  --shadow-md: 0 4px 16px -2px rgba(40, 30, 20, 0.06), 0 2px 6px -1px rgba(40, 30, 20, 0.03);
  --shadow-lg: 0 16px 32px -4px rgba(40, 30, 20, 0.08), 0 4px 12px -2px rgba(40, 30, 20, 0.04);
}

html.dark {
  /* DARK MODE (Warm Obsidian & Lustrous Temple Gold) */
  --bg-app: #0e0d0c;
  --bg-surface: #181614;
  --bg-surface-elevated: #22201c;
  --bg-surface-sunken: #090807;

  --border-subtle: rgba(225, 200, 150, 0.08);
  --border-medium: rgba(225, 200, 150, 0.15);
  --border-accent: rgba(223, 177, 60, 0.35);

  --text-main: #f5f2eb;         /* Warm Ivory */
  --text-muted: #a8a29e;        /* Warm Stone 400 */
  --text-faint: #78716c;        /* Warm Stone 500 */
  --text-inverse: #0e0d0c;

  --accent-gold: #dfb13c;       /* Lustrous Gold */
  --accent-gold-bg: rgba(223, 177, 60, 0.12);
  --accent-gold-border: rgba(223, 177, 60, 0.28);
  --accent-gold-hover: #edd16e;

  --accent-vermilion: #ef4444;  /* Chinese Vermilion */
  --accent-vermilion-bg: rgba(239, 68, 68, 0.12);
  --accent-vermilion-border: rgba(239, 68, 68, 0.3);

  --accent-jade: #22c55e;
  --accent-jade-bg: rgba(34, 197, 94, 0.12);
  --accent-jade-border: rgba(34, 197, 94, 0.28);

  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 20px -2px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 16px 36px -4px rgba(0, 0, 0, 0.75);
}

/* Base Body Styles */
body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Tabular Numbers */
.tabular-nums,
.font-mono,
.stat-number,
.price-tag,
.timer-digit {
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

/* Safe Area Insets */
.safe-top {
  padding-top: max(1rem, env(safe-area-inset-top));
}

.safe-bottom {
  padding-bottom: max(5.5rem, calc(4.5rem + env(safe-area-inset-bottom)));
}

/* Semantic Component Styling Mapping */
.app-header {
  background-color: var(--bg-app);
  border-color: var(--border-subtle);
}

.app-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}

.app-card:hover {
  border-color: var(--border-medium);
}

.app-card-elevated {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: 1.25rem;
  box-shadow: var(--shadow-md);
}

.app-card-sunken {
  background-color: var(--bg-surface-sunken);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
}

/* Text Hierarchy */
.text-main {
  color: var(--text-main) !important;
}

.text-muted {
  color: var(--text-muted) !important;
}

.text-faint {
  color: var(--text-faint) !important;
}

.text-gold {
  color: var(--accent-gold) !important;
}

.text-vermilion {
  color: var(--accent-vermilion) !important;
}

.text-jade {
  color: var(--accent-jade) !important;
}

/* Badges */
.badge-gold {
  background-color: var(--accent-gold-bg);
  color: var(--accent-gold);
  border: 1px solid var(--accent-gold-border);
  font-weight: 600;
  border-radius: 9999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.75rem;
}

.badge-neutral {
  background-color: var(--bg-surface-elevated);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  font-weight: 500;
  border-radius: 0.5rem;
  padding: 0.2rem 0.55rem;
  font-size: 0.75rem;
}

.badge-vermilion {
  background-color: var(--accent-vermilion-bg);
  color: var(--accent-vermilion);
  border: 1px solid var(--accent-vermilion-border);
  font-weight: 600;
  border-radius: 9999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.75rem;
}

.badge-jade {
  background-color: var(--accent-jade-bg);
  color: var(--accent-jade);
  border: 1px solid var(--accent-jade-border);
  font-weight: 600;
  border-radius: 9999px;
  padding: 0.2rem 0.65rem;
  font-size: 0.75rem;
}

/* Buttons */
.btn-gold {
  background-color: var(--accent-gold);
  color: var(--text-inverse);
  font-weight: 600;
  border-radius: 0.75rem;
  transition: all 0.2s ease;
}

.btn-gold:hover {
  background-color: var(--accent-gold-hover);
  box-shadow: 0 4px 12px -2px rgba(179, 134, 27, 0.3);
}

.btn-subtle {
  background-color: var(--bg-surface-elevated);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  transition: all 0.2s ease;
}

.btn-subtle:hover {
  background-color: var(--bg-surface-sunken);
  border-color: var(--border-medium);
}

/* Inputs */
input[type="number"],
input[type="text"],
select {
  background-color: var(--bg-surface-sunken) !important;
  color: var(--text-main) !important;
  border: 1px solid var(--border-medium) !important;
  border-radius: 0.75rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent-gold) !important;
  box-shadow: 0 0 0 2px var(--accent-gold-bg) !important;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-faint);
}

/* Smooth Tab Transitions */
.tab-pane {
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  display: none;
}

.tab-pane.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Tactile Press */
button:active:not(:disabled) {
  transform: scale(0.97);
}

/* Accessible Focus States */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 2px;
}

/* Image Zoom and Overlay */
.temple-img-zoom {
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.group:hover .temple-img-zoom {
  transform: scale(1.04);
}

/* Print Stylesheet */
@media print {
  @page {
    size: A4 portrait;
    margin: 1.2cm;
  }

  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 11pt !important;
    padding: 0 !important;
  }

  header,
  footer,
  .no-print,
  #app-toast,
  [data-mobile-tab],
  button:not(.print-allow) {
    display: none !important;
  }

  .print-only {
    display: block !important;
  }

  .tab-pane {
    display: block !important;
    opacity: 1 !important;
    transform: none !important;
  }

  .app-card,
  .app-card-elevated,
  .app-card-sunken {
    background: #ffffff !important;
    color: #000000 !important;
    border: 1px solid #d1d5db !important;
    box-shadow: none !important;
  }

  .text-main,
  .text-muted,
  .text-faint,
  .text-gold,
  .text-vermilion {
    color: #1f2937 !important;
  }

  /* When Confirmed Doc Modal is open during print */
  #confirmed-doc-modal:not(.hidden) {
    position: static !important;
    background: transparent !important;
    padding: 0 !important;
    display: block !important;
  }
  #confirmed-doc-modal:not(.hidden) > div {
    max-width: 100% !important;
    max-height: none !important;
    border: none !important;
    box-shadow: none !important;
    background: transparent !important;
  }
  body:has(#confirmed-doc-modal:not(.hidden)) main {
    display: none !important;
  }
  #confirmed-doc-paper-render {
    padding: 0 !important;
    box-shadow: none !important;
  }
}

/* Map Embed Component */
.map-embed-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface-alt);
}

.map-embed-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}