/* ==========================================================================
   LAVIE DENTAL CLINICS RIYADH — UNIFIED MODERN DESIGN SYSTEM
   Modern, Ultra-Responsive, Accessible (WCAG AA), Mobile-First Architecture
   ========================================================================== */

/* ---------- 1. DESIGN TOKENS & CSS VARIABLES ---------- */
:root {
  /* Color Palette — Harmonized Brand Tones */
  --color-forest-deep: #162219;
  --color-forest-dark: #1E2D22;
  --color-forest-base: #2D4132;
  --color-sage-dark:   #49614E;
  --color-sage-base:   #6C8671;
  --color-sage-light:  #94AC98;
  --color-sage-soft:   #D4DFD6;
  --color-sage-tint:   #EDF3EE;
  --color-sage-bg:     #F3F7F4;

  /* Warm Canvas & Surfaces */
  --color-cream:       #FAF7F0;
  --color-sand:        #F3ECE0;
  --color-sand-deep:   #E8DEC8;
  --color-surface:     #FFFFFF;
  --color-surface-dim: #F9F7F3;

  /* Precious Gold & Accents */
  --color-gold-deep:   #8E6C18;
  --color-gold-base:   #BA9225;
  --color-gold-rich:   #C9A227;
  --color-gold-light:  #E8CE81;
  --color-gold-tint:   #FAF2D8;

  /* Typography & Contrast Colors (WCAG AA Compliant) */
  --color-ink-900:     #17221A;   /* Primary Headings (> 14:1 on cream) */
  --color-ink-700:     #2D3930;   /* Secondary Headings (> 10:1 on cream) */
  --color-ink-600:     #435246;   /* Body text (> 6.5:1 on cream) */
  --color-ink-400:     #607063;   /* Subtext & meta (> 4.6:1 on cream) */
  --color-ink-muted:   #758578;
  --color-inverse:     #FFFFFF;
  --color-inverse-sub: #E4ECE5;
  --color-inverse-dim: #A8B8AA;   /* WCAG AA text on dark forest: > 5.2:1 */

  /* Functional & Providers */
  --color-wa:          #25D366;
  --color-wa-dark:     #1EAD52;
  --color-tabby:       #3EEDBF;
  --color-tabby-text:  #002C3D;
  --color-tamara:      #E896A6;
  --color-tamara-text: #241426;
  --color-error:       #C33C29;
  --color-success:     #2D8A4E;

  /* Borders & Dividers */
  --border-subtle:     rgba(45, 65, 50, 0.08);
  --border-soft:       rgba(45, 65, 50, 0.14);
  --border-medium:     rgba(45, 65, 50, 0.24);
  --border-gold:       rgba(201, 162, 39, 0.35);
  --border-gold-strong:rgba(201, 162, 39, 0.7);

  /* Elevation Shadows */
  --shadow-xs: 0 1px 2px rgba(22, 34, 25, 0.05);
  --shadow-sm: 0 2px 8px rgba(22, 34, 25, 0.06);
  --shadow-md: 0 8px 24px -4px rgba(22, 34, 25, 0.09);
  --shadow-lg: 0 16px 40px -8px rgba(22, 34, 25, 0.14);
  --shadow-xl: 0 24px 60px -12px rgba(22, 34, 25, 0.22);
  --shadow-gold: 0 8px 30px rgba(201, 162, 39, 0.25);

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Typography Scale */
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-arabic: 'Almarai', 'El Messiri', Tahoma, sans-serif;

  --fs-xs: 0.75rem;    /* 12px */
  --fs-sm: 0.875rem;   /* 14px */
  --fs-base: 1rem;     /* 16px */
  --fs-md: 1.125rem;   /* 18px */
  --fs-lg: 1.25rem;    /* 20px */
  --fs-xl: 1.5rem;     /* 24px */
  --fs-2xl: clamp(1.75rem, 2.5vw, 2.125rem);
  --fs-3xl: clamp(2rem, 3.5vw, 2.75rem);
  --fs-4xl: clamp(2.35rem, 5vw, 3.65rem);

  /* Layout Spacing */
  --container-max: 1240px;
  --container-pad: clamp(1rem, 4vw, 2rem);
  --section-pad-y: clamp(3.5rem, 7vw, 6.5rem);

  /* Transitions */
  --ease-spring: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.18s ease;
  --transition-base: 0.28s var(--ease-spring);
  --transition-slow: 0.45s ease;
}

/* ---------- 2. BASE RESET & BOX SIZING ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip; /* NEVER hidden or auto to avoid breaking position: sticky */
  background-color: var(--color-cream);
  color: var(--color-ink-600);
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.65;
  background-color: var(--color-cream);
  color: var(--color-ink-600);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: clip; /* NEVER hidden or auto to allow sticky header */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  flex: 1 0 auto;
  display: block;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

/* Keyboard Focus Indicators (WCAG 2.4.7) */
:focus-visible {
  outline: 3px solid var(--color-gold-base);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Skip to content link (WCAG 2.4.1) */
.skip-link {
  position: absolute;
  top: -100px;
  inset-inline-start: 1rem;
  background: var(--color-forest-deep);
  color: var(--color-gold-light);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 9999;
  box-shadow: var(--shadow-md);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

/* ---------- 3. TYPOGRAPHY & HEADINGS ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-ink-900);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.015em;
}

h1 { font-size: var(--fs-4xl); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }
h6 { font-size: var(--fs-md); }

p {
  margin-bottom: 1rem;
}
p:last-child {
  margin-bottom: 0;
}

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  line-height: 1.7;
  color: var(--color-ink-600);
  max-width: 68ch;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--color-gold-deep);
  margin-bottom: 0.75rem;
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  background-color: var(--color-gold-base);
}

/* Sadu Pattern Ornament */
.sadu-accent {
  height: 6px;
  width: 100%;
  background: repeating-linear-gradient(
    90deg,
    var(--color-gold-rich) 0px,
    var(--color-gold-rich) 12px,
    transparent 12px,
    transparent 20px,
    var(--color-sage-base) 20px,
    var(--color-sage-base) 32px,
    transparent 32px,
    transparent 40px
  );
  opacity: 0.85;
}

/* ---------- 4. CONTAINER & GRID SYSTEM ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.container-narrow {
  width: 100%;
  max-width: 880px;
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--section-pad-y);
  position: relative;
}

.section-header {
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.section-header.text-center {
  text-align: center;
}
.section-header.text-center .lead {
  margin-inline: auto;
}

/* ---------- 5. STICKY GLASSMORPHISM HEADER (STAYS PINNED) ---------- */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  background: rgba(250, 247, 240, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

header.site-header.is-scrolled {
  background: rgba(250, 247, 240, 0.98);
  box-shadow: 0 4px 20px rgba(22, 34, 25, 0.08);
  border-color: var(--border-medium);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.85rem;
  gap: 1.25rem;
}

/* Brand Logo */
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-forest-deep);
  line-height: 1.15;
}

.brand-sub {
  font-size: 0.72rem;
  color: var(--color-gold-deep);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

/* Desktop Nav */
.nav-menu {
  display: none;
}

@media (min-width: 1024px) {
  .nav-menu {
    display: flex;
    align-items: center;
    gap: 1.75rem;
    list-style: none;
  }

  .nav-link {
    font-size: 0.925rem;
    font-weight: 600;
    color: var(--color-ink-700);
    padding-block: 0.4rem;
    position: relative;
    transition: color var(--transition-fast);
  }

  .nav-link:hover {
    color: var(--color-forest-base);
  }

  .nav-link.active {
    color: var(--color-forest-deep);
  }

  .nav-link.active::after {
    content: "";
    position: absolute;
    bottom: -2px;
    inset-inline: 0;
    height: 2px;
    background-color: var(--color-gold-base);
    border-radius: 2px;
  }

  .nav-link-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: var(--color-gold-tint);
    color: var(--color-gold-deep);
    border: 1px solid var(--border-gold);
    font-size: 0.725rem;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    margin-inline-start: 0.25rem;
  }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Hamburger Trigger */
.burger-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--border-soft);
  color: var(--color-forest-deep);
  transition: all var(--transition-fast);
}

.burger-btn:hover {
  background: var(--color-sand);
  border-color: var(--border-medium);
}

@media (min-width: 1024px) {
  .burger-btn {
    display: none;
  }
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 2000;
  visibility: hidden;
  pointer-events: none;
  transition: visibility var(--transition-base);
}

.mobile-drawer.is-open {
  visibility: visible;
  pointer-events: auto;
}

.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(22, 34, 25, 0.6);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.mobile-drawer.is-open .drawer-backdrop {
  opacity: 1;
}

.drawer-content {
  position: absolute;
  top: 0;
  inset-inline-end: 0;
  bottom: 0;
  width: min(85vw, 360px);
  background: var(--color-cream);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-base);
  box-shadow: var(--shadow-xl);
  overflow-y: auto;
}

[dir="rtl"] .drawer-content {
  transform: translateX(-100%);
}

.mobile-drawer.is-open .drawer-content {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 1.5rem;
}

.drawer-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  min-width: 48px;
  min-height: 48px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--border-soft);
  color: var(--color-forest-deep);
}

.drawer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.drawer-nav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--color-ink-900);
  background: transparent;
  min-height: 48px;
  transition: background var(--transition-fast);
}

.drawer-nav a:hover,
.drawer-nav a.active {
  background: var(--color-sand);
  color: var(--color-forest-base);
}

.drawer-footer {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-soft);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

/* ---------- 6. BUTTONS & INTERACTIVE CONTROLS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  min-height: 48px;
  min-width: 48px;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-forest-base);
  color: var(--color-surface);
  box-shadow: 0 4px 14px rgba(45, 65, 50, 0.2);
}
.btn-primary:hover {
  background: var(--color-forest-deep);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(45, 65, 50, 0.28);
}

.btn-gold {
  background: var(--color-gold-rich);
  color: #1A1305;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(201, 162, 39, 0.35);
}
.btn-gold:hover {
  background: var(--color-gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 162, 39, 0.45);
}

.btn-wa {
  background: var(--color-wa);
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
}
.btn-wa:hover {
  background: var(--color-wa-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  color: #FFFFFF;
}

.btn-outline {
  border: 1.5px solid var(--color-forest-base);
  color: var(--color-forest-base);
  background: transparent;
}
.btn-outline:hover {
  background: var(--color-forest-base);
  color: var(--color-surface);
}

.btn-outline-gold {
  border: 1.5px solid var(--color-gold-rich);
  color: var(--color-gold-rich);
  background: transparent;
}
.btn-outline-gold:hover {
  background: var(--color-gold-rich);
  color: #1A1305;
}

.btn-ghost {
  background: transparent;
  color: var(--color-ink-700);
}
.btn-ghost:hover {
  background: var(--color-sand);
  color: var(--color-forest-deep);
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.85rem;
  min-height: 40px;
}

.btn-lg {
  padding: 0.95rem 2rem;
  font-size: 1.05rem;
  min-height: 54px;
}

/* Provider Badges (Tabby & Tamara) - WCAG AAA Contrast */
.provider-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge-tabby {
  background-color: var(--color-tabby);
  color: var(--color-tabby-text);
}

.badge-tamara {
  background: linear-gradient(135deg, #F8AFBE, #FDCB8A);
  color: var(--color-tamara-text);
  border: 1px solid rgba(220, 140, 160, 0.4);
}

/* ---------- 7. HERO BANNER (Saudi National Day 96) ---------- */
.hero-campaign {
  position: relative;
  background: radial-gradient(circle at 80% 20%, #2D4132 0%, #162219 100%);
  color: var(--color-inverse);
  padding-block: clamp(3.5rem, 6vw, 6rem);
  overflow: hidden;
}

.hero-campaign::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 80%, rgba(201, 162, 39, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
  position: relative;
  z-index: 2;
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.national-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(45, 65, 50, 0.7);
  border: 1px solid var(--border-gold);
  color: var(--color-gold-light);
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(8px);
}

.hero-title {
  color: var(--color-inverse);
  font-size: var(--fs-4xl);
  line-height: 1.18;
  margin-bottom: 1rem;
}

.hero-title em {
  font-style: italic;
  color: var(--color-gold-light);
}

.hero-location {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-gold-tint);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  font-weight: 500;
}

.hero-desc {
  color: var(--color-inverse-sub);
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  line-height: 1.7;
  margin-bottom: 1.75rem;
  max-width: 54ch;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1.75rem;
}

.hero-financing {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--color-inverse-dim);
  font-size: 0.875rem;
}

.hero-visual {
  position: relative;
}

.hero-media-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 2px solid var(--border-gold);
  box-shadow: var(--shadow-xl);
  aspect-ratio: 4 / 3;
  background-color: var(--color-forest-dark);
}

.hero-media-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.hero-media-wrapper:hover img {
  transform: scale(1.03);
}

/* Hero Video Background Optimization */
.hero-video-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease;
  pointer-events: none;
}
.hero-campaign.has-video-loaded .hero-video-bg {
  opacity: 0.2;
}

/* Floating Trust Badge on Hero */
.hero-badge-trust {
  position: absolute;
  bottom: -15px;
  inset-inline-start: 20px;
  background: var(--color-surface);
  color: var(--color-forest-deep);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border: 1px solid var(--border-soft);
}

.hero-badge-trust b {
  font-size: 1.35rem;
  color: var(--color-forest-deep);
  display: block;
  line-height: 1;
}
.hero-badge-trust span {
  font-size: 0.78rem;
  color: var(--color-ink-400);
  display: block;
}

/* ---------- 8. STATS & CREDENTIALS BAR ---------- */
.stats-bar {
  background: var(--color-surface);
  border-block: 1px solid var(--border-soft);
  padding-block: clamp(2rem, 3.5vw, 3rem);
  box-shadow: var(--shadow-sm);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-card {
  text-align: center;
  padding: 1rem;
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-3px);
}

.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--color-forest-base);
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-ink-600);
  font-weight: 500;
}

/* Service Marquee Ticker */
.ticker-band {
  background: var(--color-forest-deep);
  color: var(--color-gold-light);
  overflow: hidden;
  padding-block: 0.75rem;
  border-block: 1px solid rgba(201, 162, 39, 0.25);
}

.ticker-track {
  display: flex;
  width: max-content;
  gap: 2rem;
  animation: ticker-scroll 38s linear infinite;
  white-space: nowrap;
}

.ticker-track:hover,
.ticker-track:focus-within {
  animation-play-state: paused;
}

.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.ticker-item i {
  color: var(--color-gold-rich);
  font-style: normal;
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- 9. SERVICES GRID & CARDS ---------- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-gold);
  box-shadow: var(--shadow-lg);
}

.service-icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  background: var(--color-sage-tint);
  color: var(--color-forest-base);
  display: grid;
  place-items: center;
  margin-bottom: 1.5rem;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.service-card:hover .service-icon-wrapper {
  background: var(--color-forest-base);
  color: var(--color-surface);
}

.service-card h3 {
  font-size: var(--fs-lg);
  margin-bottom: 0.75rem;
  color: var(--color-ink-900);
}

.service-card p {
  color: var(--color-ink-600);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.service-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-forest-base);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.service-link:hover {
  color: var(--color-gold-deep);
}

/* ---------- 10. NATIONAL DAY 96 OFFERS SECTION ---------- */
.offers-section {
  background: linear-gradient(175deg, #1C2B20 0%, #141E17 100%);
  color: var(--color-inverse);
  position: relative;
}

.offers-section .section-header h2 {
  color: var(--color-gold-light);
}

.offers-section .lead {
  color: var(--color-inverse-sub);
}

.offers-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 600px) {
  .offers-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .offers-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.offer-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(201, 162, 39, 0.28);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(8px);
  transition: all var(--transition-base);
}

.offer-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-gold-rich);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}

.offer-image-wrap {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
  background-color: #0E1610;
}

.offer-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.offer-card:hover .offer-image-wrap img {
  transform: scale(1.05);
}

.offer-badge-tag {
  position: absolute;
  top: 12px;
  inset-inline-start: 12px;
  background: var(--color-forest-base);
  color: var(--color-gold-light);
  border: 1px solid var(--border-gold);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.725rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.offer-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex-grow: 1;
}

.offer-title {
  color: var(--color-inverse);
  font-size: 1.1rem;
  font-family: var(--font-body);
  font-weight: 700;
  line-height: 1.35;
}

.offer-desc {
  font-size: 0.85rem;
  color: var(--color-inverse-sub);
  line-height: 1.55;
  flex-grow: 1;
}

.offer-pricing-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  color: var(--color-gold-light);
  margin-block: 0.25rem;
}

.offer-pricing-row .from {
  font-size: 0.8rem;
  color: var(--color-inverse-dim);
}

.offer-price-val {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-gold-light);
}

.offer-currency {
  font-size: 0.85rem;
  font-weight: 600;
}

/* Countdown Bar */
.countdown-box {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.countdown-digits {
  display: flex;
  gap: 0.75rem;
}

.countdown-unit {
  background: rgba(18, 27, 21, 0.75);
  border: 1px solid rgba(201, 162, 39, 0.3);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.85rem;
  min-width: 60px;
  text-align: center;
}

.countdown-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-gold-light);
  line-height: 1.1;
}

.countdown-label {
  font-size: 0.7rem;
  color: var(--color-inverse-dim);
  text-transform: uppercase;
}

/* ---------- 11. BEFORE & AFTER CLINICAL CASES ---------- */
.cases-section {
  background-color: var(--color-sand);
  position: relative;
  overflow: hidden;
}

.cases-slider-wrapper {
  position: relative;
  padding-block: 0.5rem;
}

.cases-rail {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: 1.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--color-sage-base) transparent;
}

.cases-rail::-webkit-scrollbar {
  height: 6px;
}
.cases-rail::-webkit-scrollbar-thumb {
  background-color: var(--color-sage-base);
  border-radius: 6px;
}

.case-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  text-align: start;
  transition: all var(--transition-fast);
}

@media (min-width: 768px) {
  .case-card {
    flex: 0 0 340px;
  }
}

.case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-gold);
}

.case-thumb {
  aspect-ratio: 4 / 3;
  position: relative;
  overflow: hidden;
  background: var(--color-forest-dark);
}

.case-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.case-card:hover .case-thumb img {
  transform: scale(1.05);
}

.case-tag {
  position: absolute;
  top: 10px;
  inset-inline-start: 10px;
  background: rgba(22, 34, 25, 0.8);
  color: var(--color-gold-light);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.725rem;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

.case-meta {
  padding: 1.25rem;
}

.case-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-ink-900);
  margin-bottom: 0.25rem;
}

.case-doctor {
  font-size: 0.875rem;
  color: var(--color-ink-400);
}

/* Modal Lightbox for Clinical Cases (WCAG Accessible) */
.modal-lightbox {
  position: fixed;
  inset: 0;
  z-index: 2500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.modal-lightbox.is-open {
  visibility: visible;
  opacity: 1;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 17, 0.85);
  backdrop-filter: blur(8px);
}

.modal-container {
  position: relative;
  z-index: 2;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  max-width: 760px;
  width: 100%;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transform: scale(0.95);
  transition: transform var(--transition-base);
}

.modal-lightbox.is-open .modal-container {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 14px;
  inset-inline-end: 14px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  color: #FFFFFF;
  display: grid;
  place-items: center;
  z-index: 10;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: background var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(0, 0, 0, 0.85);
}

.modal-media {
  max-height: 60vh;
  overflow: hidden;
  background-color: #0E1610;
}

.modal-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.modal-caption {
  padding: 1.5rem;
}

.modal-caption h3 {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.modal-caption p {
  color: var(--color-ink-400);
  font-size: 0.95rem;
}

/* ---------- 12. DOCTORS DIRECTORY & PROFILES ---------- */
.doctors-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 640px) {
  .doctors-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .doctors-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.doctor-card {
  background: var(--color-surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-xs);
}

.doctor-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-gold);
}

.doctor-photo-wrap {
  aspect-ratio: 1 / 1;
  position: relative;
  overflow: hidden;
  background-color: var(--color-sand);
}

.doctor-photo-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--transition-slow);
}

.doctor-card:hover .doctor-photo-wrap img {
  transform: scale(1.04);
}

.doctor-specialty-badge {
  position: absolute;
  bottom: 12px;
  inset-inline-start: 12px;
  inset-inline-end: 12px;
  background: rgba(22, 34, 25, 0.88);
  color: var(--color-gold-light);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.775rem;
  font-weight: 600;
  backdrop-filter: blur(6px);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.doctor-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex-grow: 1;
}

.doctor-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--color-ink-900);
  line-height: 1.3;
}

.doctor-meta-tenure {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-forest-base);
  font-size: 0.85rem;
  font-weight: 700;
}

.doctor-bio {
  font-size: 0.9rem;
  color: var(--color-ink-600);
  line-height: 1.6;
  flex-grow: 1;
}

.doctor-languages {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.lang-pill {
  font-size: 0.725rem;
  font-weight: 600;
  background: var(--color-sand);
  color: var(--color-ink-700);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* ---------- 13. TESTIMONIALS & REVIEWS SLIDER ---------- */
.reviews-section {
  background: linear-gradient(135deg, #1C2B20 0%, #152219 100%);
  color: var(--color-inverse);
  position: relative;
}

.reviews-section .section-header h2 {
  color: var(--color-gold-light);
}

.testimonial-box {
  max-width: 820px;
  margin-inline: auto;
  position: relative;
}

.testimonial-slider {
  position: relative;
  min-height: 220px;
}

.testimonial-slide {
  display: none;
  opacity: 0;
  transition: opacity var(--transition-base);
  text-align: center;
}

.testimonial-slide.is-active {
  display: block;
  opacity: 1;
}

.testimonial-stars {
  color: var(--color-gold-rich);
  font-size: 1.35rem;
  margin-bottom: 1.25rem;
  letter-spacing: 0.15em;
}

.testimonial-quote {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-style: italic;
  line-height: 1.7;
  color: var(--color-inverse-sub);
  margin-bottom: 1.5rem;
}

.testimonial-author {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-gold-light);
}

.testimonial-case {
  font-size: 0.85rem;
  color: var(--color-inverse-dim);
  display: block;
  margin-top: 0.2rem;
}

/* Testimonial Controls (WCAG 2.2.2 Pause/Play & Nav) */
.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.test-nav-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(201, 162, 39, 0.35);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-gold-light);
  display: grid;
  place-items: center;
  transition: all var(--transition-fast);
}

.test-nav-btn:hover {
  background: var(--color-gold-rich);
  color: #162219;
  border-color: var(--color-gold-rich);
}

.test-pause-btn {
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(201, 162, 39, 0.35);
  color: var(--color-gold-light);
  font-size: 0.8rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 44px;
}

/* Dots */
.testimonial-dots {
  display: flex;
  gap: 0.5rem;
  margin-inline: 0.5rem;
}

.test-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.test-dot.is-active {
  background: var(--color-gold-rich);
  transform: scale(1.2);
}

/* ---------- 14. ACCORDION / FAQ COMPONENT ---------- */
.faq-grid {
  display: grid;
  gap: 1rem;
  max-width: 860px;
  margin-inline: auto;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--border-gold);
  box-shadow: var(--shadow-sm);
}

.faq-trigger {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-ink-900);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 48px;
}

.faq-trigger::-webkit-details-marker {
  display: none;
}

.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  color: var(--color-gold-deep);
  transition: transform var(--transition-fast);
}

.faq-item[open] .faq-icon {
  transform: rotate(180deg);
}

.faq-body {
  padding: 0 1.5rem 1.25rem;
  color: var(--color-ink-600);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---------- 15. CONTACT & BOOKING FORMS ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 600px) {
  .form-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-col-full {
    grid-column: span 2;
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-ink-700);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-medium);
  background-color: var(--color-surface);
  color: var(--color-ink-900);
  font-size: 0.95rem;
  min-height: 48px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-textarea {
  min-height: 130px;
  resize: vertical;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-forest-base);
  box-shadow: 0 0 0 3px rgba(45, 65, 50, 0.12);
}

.form-help {
  font-size: 0.775rem;
  color: var(--color-ink-400);
  display: flex;
  justify-content: space-between;
}

.form-success-banner {
  display: none;
  background: var(--color-sage-tint);
  border: 1.5px solid var(--color-sage-base);
  color: var(--color-forest-deep);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  margin-top: 1rem;
}

/* ---------- 16. FOOTER (MULTI-COLUMN & COMPREHENSIVE) ---------- */
footer.site-footer {
  background-color: var(--color-forest-deep);
  color: var(--color-inverse-sub);
  padding-top: clamp(3.5rem, 6vw, 5rem);
  padding-bottom: 2.5rem;
  border-top: 1px solid rgba(201, 162, 39, 0.25);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  }
}

.footer-col h3 {
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-gold-light);
  margin-bottom: 1.25rem;
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-nav a {
  color: var(--color-inverse-sub);
  font-size: 0.925rem;
  transition: color var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--color-gold-light);
}

.footer-contact-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.925rem;
  color: var(--color-inverse-sub);
}

.footer-contact-item a {
  color: var(--color-inverse-sub);
}
.footer-contact-item a:hover {
  color: var(--color-gold-light);
}

.footer-contact-icon {
  width: 20px;
  height: 20px;
  color: var(--color-gold-rich);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.social-link {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(201, 162, 39, 0.2);
  color: var(--color-gold-light);
  display: grid;
  place-items: center;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--color-gold-rich);
  color: var(--color-forest-deep);
  transform: translateY(-2px);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.875rem;
  color: #A5B8A8; /* WCAG AA: 5.5:1 contrast against #162219 */
}

.footer-bottom a {
  color: #A5B8A8;
}
.footer-bottom a:hover {
  color: var(--color-gold-light);
}

/* ---------- 17. FLOATING UTILITIES (BACK-TO-TOP & WA FAB) ---------- */
/* Back-To-Top Button */
.back-to-top {
  position: fixed;
  bottom: 24px;
  inset-inline-end: 24px;
  z-index: 990;
  width: 50px;
  height: 50px;
  min-width: 48px;
  min-height: 48px;
  border-radius: 50%;
  background: var(--color-forest-base);
  color: var(--color-gold-light);
  border: 1.5px solid var(--border-gold);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast), background var(--transition-fast);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-forest-deep);
  color: #FFFFFF;
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* WhatsApp Floating Action Button */
.wa-fab {
  position: fixed;
  bottom: 24px;
  inset-inline-start: 24px;
  z-index: 990;
  width: 56px;
  height: 56px;
  min-width: 48px;
  min-height: 48px;
  border-radius: 50%;
  background: var(--color-wa);
  color: #FFFFFF;
  display: grid;
  place-items: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.45);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.wa-fab:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.6);
  color: #FFFFFF;
}

/* Tooltip on WA Fab */
.wa-fab-tooltip {
  position: absolute;
  inset-inline-start: 68px;
  background: var(--color-forest-deep);
  color: #FFFFFF;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.775rem;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(-6px);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.wa-fab:hover .wa-fab-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ---------- 18. ACCESSIBILITY & REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .ticker-track {
    animation: none;
  }
}