/* ==========================================================================
   TRIPLE A GAS — APPLE DESIGN SYSTEM (V3 Modern Overhaul)
   Inspired by Apple.com aesthetic: Frosted Glass, Bento Grids, Refined Typography,
   Spacious Layouts, Vibrancy, & Tactile Micro-Interactions.
   ========================================================================== */

:root {
  /* Brand Core — Deep Wine & Rich Accents */
  --apple-wine-900: #2a0810;
  --apple-wine-800: #420d1a;
  --apple-wine-700: #6b1428;
  --apple-wine: #8e1b2c;
  --apple-wine-500: #a8283a;
  --apple-wine-300: #d86f7e;
  --apple-wine-100: #fbf0f2;

  --apple-gold: #d4a347;
  --apple-gold-light: #f7eed8;

  /* Apple Light Palette */
  --apple-bg: #f5f5f7;
  --apple-surface: rgba(255, 255, 255, 0.75);
  --apple-surface-solid: #ffffff;
  --apple-text: #1d1d1f;
  --apple-text-secondary: #6e6e73;
  --apple-text-tertiary: #86868b;

  --apple-border: rgba(0, 0, 0, 0.08);
  --apple-border-strong: rgba(0, 0, 0, 0.14);

  /* Glassmorphic Shadows */
  --apple-shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.03);
  --apple-shadow-md: 0 10px 30px rgba(0, 0, 0, 0.06);
  --apple-shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.1);
  --apple-glass-border: 1px solid rgba(255, 255, 255, 0.6);

  /* Fonts & Radius */
  --font-sf: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Helvetica Neue", sans-serif;
  --font-display: "Archivo Expanded", var(--font-sf);
  --font-mono: "IBM Plex Mono", monospace;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 9999px;

  --apple-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --apple-duration: 0.4s;
}

/* ---------- Global Reset & Smooth Styling ---------- */
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sf);
  background-color: var(--apple-bg);
  color: var(--apple-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: -0.011em;
}

/* Selection Color */
::selection {
  background-color: var(--apple-wine);
  color: #ffffff;
}

/* ---------- Apple Glass Navigation Header ---------- */
.site-header, .apple-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(42, 8, 16, 0.82) !important;
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  transition: background var(--apple-duration) var(--apple-ease);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand img {
  height: 40px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s var(--apple-ease);
}

.brand:hover img {
  transform: scale(1.05);
}

.brand-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  color: #ffffff;
  letter-spacing: 0.04em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  font-size: 13.5px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  padding: 6px 0;
  position: relative;
  transition: color 0.2s ease;
}

.main-nav a:hover, .main-nav a.active {
  color: #ffffff;
}

.main-nav a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--apple-gold);
  border-radius: 2px;
  transition: all 0.3s var(--apple-ease);
  transform: translateX(-50%);
}

.main-nav a:hover::after, .main-nav a.active::after {
  width: 100%;
}

/* ---------- Apple Glass Cards & Surfaces ---------- */
.glass-card, .surface, .card, .prod-card, .station-card, .feature-card {
  background: var(--apple-surface) !important;
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, 0.7) !important;
  box-shadow: var(--apple-shadow-md) !important;
  border-radius: var(--radius-lg) !important;
  transition: transform var(--apple-duration) var(--apple-ease), box-shadow var(--apple-duration) var(--apple-ease), border-color 0.3s ease;
  overflow: hidden;
}

.glass-card:hover, .card:hover, .prod-card:hover, .station-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--apple-shadow-lg) !important;
  border-color: rgba(142, 27, 44, 0.25) !important;
}

/* ---------- Bento Grid Layouts ---------- */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
}

.bento-card {
  grid-column: span 6;
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.bento-card.bento-hero {
  grid-column: span 12;
  background: linear-gradient(135deg, rgba(255,255,255,0.9), rgba(251,240,242,0.9)) !important;
}

.bento-card.bento-sm {
  grid-column: span 4;
}

@media (max-width: 900px) {
  .bento-card, .bento-card.bento-sm {
    grid-column: span 12;
  }
}

/* ---------- Apple Typography & Headers ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--apple-text);
  letter-spacing: -0.03em;
  line-height: 1.08;
}

h1 {
  font-size: clamp(38px, 5.5vw, 68px);
  font-weight: 800;
}

h2 {
  font-size: clamp(26px, 3.5vw, 42px);
  font-weight: 700;
}

h3 {
  font-size: 22px;
  font-weight: 700;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--apple-wine-500);
}

/* ---------- Apple Pill Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sf);
  font-weight: 600;
  font-size: 14.5px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s var(--apple-ease), box-shadow 0.2s var(--apple-ease), background 0.2s ease;
}

.btn:hover {
  transform: scale(1.025);
}

.btn:active {
  transform: scale(0.975);
}

.btn-primary {
  background: var(--apple-wine-500) !important;
  color: #ffffff !important;
  box-shadow: 0 6px 20px rgba(168, 40, 58, 0.35) !important;
}

.btn-primary:hover {
  background: var(--apple-wine) !important;
  box-shadow: 0 10px 28px rgba(168, 40, 58, 0.5) !important;
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.15) !important;
  color: #ffffff !important;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.3) !important;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.25) !important;
}

/* ---------- Photography & Image Enhancements ---------- */
img {
  max-width: 100%;
  height: auto;
  display: block;
  filter: none !important; /* Fix dull saturation issues! */
}

.photo-frame img, .station-photo img, .gallery-item img {
  border-radius: inherit;
  transition: transform 0.6s var(--apple-ease);
}

.photo-frame:hover img, .station-card:hover img, .gallery-item:hover img {
  transform: scale(1.06);
}

/* ---------- Apple Modern Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-family: var(--font-sf);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge-safe {
  background: #e6f4ea;
  color: #137333;
}

.badge-warn {
  background: #fef7e0;
  color: #b06000;
}

.badge-danger {
  background: #fce8e6;
  color: #c5221f;
}

.badge-neutral {
  background: #f1f3f4;
  color: #5f6368;
}

.badge-gold {
  background: var(--apple-gold-light);
  color: #7a540c;
}

/* ---------- Responsive Mobile Adjustments ---------- */
@media (max-width: 768px) {
  .site-header {
    padding: 0 16px;
  }
  .bento-card {
    padding: 24px;
  }
  h1 {
    font-size: 36px;
  }
}