@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  /* Color System */
  --primary-teal: #00A6A6;
  --primary-teal-rgb: 0, 166, 166;
  --primary-teal-hover: #008f8f;
  --secondary-blue: #0077B6;
  --secondary-blue-hover: #005f92;
  --accent-sky: #38BDF8;
  --accent-sky-rgb: 56, 189, 248;
  
  --bg-light: #F8FAFC;
  --surface-white: #FFFFFF;
  --surface-soft: #F1F5F9;
  
  --text-primary: #0F172A;
  --text-secondary: #64748B;
  --text-light: #94A3B8;
  
  --success: #22C55E;
  --danger: #EF4444;
  --warning: #F59E0B;
  
  /* Typography */
  --font-headings: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Layout Metrics */
  --border-radius-lg: 20px;
  --border-radius-md: 12px;
  --border-radius-sm: 8px;
  
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.03), 0 1px 2px rgba(15, 23, 42, 0.02);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.05), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.05), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
  --shadow-premium: 0 20px 40px -15 rgba(0, 166, 166, 0.08);
  
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
  
  --header-height: 72px;

  /* Senior UX Fluid Spacing & Typography Compaction System */
  --section-padding: clamp(2rem, 4.5vw, 3.5rem); /* Compacted by 30-40% globally */
  --card-padding: clamp(1.15rem, 3.5vw, 1.85rem);
  --font-h1: clamp(1.85rem, 5vw, 2.75rem); /* Compressed sizes to bypass row wrap failures */
  --font-h2: clamp(1.4rem, 4vw, 1.95rem);
  --font-h3: clamp(1.15rem, 3vw, 1.35rem);
  --font-body: clamp(0.9rem, 1.2vw, 1rem);
  --font-small: clamp(0.8rem, 1vw, 0.85rem);
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-light);
  color: var(--text-primary);
  line-height: 1.5; /* Denser paragraph line-height */
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--surface-soft);
}
::-webkit-scrollbar-thumb {
  background: rgba(var(--primary-teal-rgb), 0.3);
  border-radius: 5px;
  transition: var(--transition-fast);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-teal);
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headings);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2; /* Tightened line height for compact rows */
}

h1 {
  font-size: var(--font-h1);
  letter-spacing: -0.02em;
}

h2 {
  font-size: var(--font-h2);
  letter-spacing: -0.01em;
}

h3 {
  font-size: var(--font-h3);
}

p {
  color: var(--text-secondary);
  font-size: var(--font-body);
  max-width: 75ch; /* Optimum reading column limit */
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Layout Elements --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem; /* Tightened containers margin waste */
}

.section-padding {
  padding: var(--section-padding) 0;
}

.text-center {
  text-align: center;
}

/* Centralized Responsive Grid Classes */
.grid-split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.grid-split-equal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}

.grid-3-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
}

.grid-4-col {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1rem, 2vw, 1.5rem);
}

.grid-2-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.25rem, 2.5vw, 2rem);
}

/* Grid media query adjustments for visual balance */
@media (max-width: 1024px) {
  .grid-3-col {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-4-col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 991px) {
  .grid-split, .grid-split-equal {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
  .grid-split .btn, .grid-split-equal .btn {
    margin-left: auto;
    margin-right: auto;
  }
  .grid-split ul, .grid-split-equal ul {
    display: inline-flex;
    flex-direction: column;
    text-align: left;
  }
}

@media (max-width: 768px) {
  .grid-3-col, .grid-4-col, .grid-2-col {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* Render Optimization */
.lazy-render {
  content-visibility: auto;
  contain-intrinsic-size: 500px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem; /* Compacted button pad sizes */
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary-teal);
  color: var(--surface-white);
}

.btn-primary:hover {
  background-color: var(--primary-teal-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px -5px rgba(0, 166, 166, 0.2);
}

.btn-secondary {
  background-color: transparent;
  color: var(--secondary-blue);
  border-color: rgba(0, 119, 182, 0.2);
}

.btn-secondary:hover {
  background-color: rgba(0, 119, 182, 0.05);
  border-color: var(--secondary-blue);
  transform: translateY(-2px);
}

.btn-white {
  background-color: var(--surface-white);
  color: var(--primary-teal);
}

.btn-white:hover {
  background-color: var(--surface-soft);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px -5px rgba(15, 23, 42, 0.05);
}

/* Badge tags */
.badge-tech {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: rgba(var(--primary-teal-rgb), 0.06);
  color: var(--primary-teal);
  padding: 0.4rem 0.85rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
  border: 1px solid rgba(var(--primary-teal-rgb), 0.12);
}

/* Urgent Care Emergency Banner */
.emergency-banner {
  background-color: #EF4444;
  color: var(--surface-white);
  text-align: center;
  padding: 0.45rem 1rem; /* Compact banner height */
  font-weight: 600;
  font-size: 0.85rem;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  z-index: 100;
  position: relative;
}

.emergency-banner a {
  background-color: var(--surface-white);
  color: #EF4444;
  padding: 0.15rem 0.5rem;
  border-radius: 50px;
  font-size: 0.75rem;
  transition: var(--transition-fast);
}

.emergency-banner a:hover {
  background-color: var(--surface-soft);
  transform: scale(1.05);
}

/* Header Top Bar */
.top-bar {
  background-color: var(--secondary-blue);
  color: var(--surface-white);
  font-size: 0.8rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-info {
  display: flex;
  gap: 1.25rem;
}

.top-info span {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.top-socials {
  display: flex;
  gap: 0.85rem;
}

/* Main Navigation Header */
.main-header {
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 99;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.main-header.scrolled {
  box-shadow: var(--shadow-md);
  background-color: rgba(255, 255, 255, 0.95);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px; /* Reduced desktop menu vertical footprint */
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-headings);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--secondary-blue);
  letter-spacing: -0.01em;
}

.logo-icon {
  background-color: var(--primary-teal);
  color: var(--surface-white);
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  box-shadow: 0 4px 10px rgba(0, 166, 166, 0.2);
}

.logo span {
  color: var(--primary-teal);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  font-size: 0.88rem;
  color: var(--text-primary);
  position: relative;
  padding: 0.35rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-teal);
  transition: var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-teal);
}

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

.nav-cta {
  display: flex;
  align-items: center;
}

/* Burger Mobile Menu */
.burger {
  display: none;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.5rem;
}

.burger-line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--text-primary);
  margin: 4.5px 0;
  transition: var(--transition-fast);
}

/* Mobile Nav Drawer */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background-color: var(--surface-white);
  z-index: 1000;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.08);
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  transition: var(--transition-smooth);
}

.mobile-nav.open {
  right: 0;
}

.mobile-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-nav-close {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-secondary);
  cursor: pointer;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  list-style: none;
}

.mobile-nav-link {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  padding: 0.4rem 0;
  display: block;
}

.mobile-nav-cta {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.25);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fast);
}

.mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* Header Active Indicators */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background-color: var(--accent-sky);
  z-index: 1001;
  width: 0%;
}

/* --- Shared Visuals & Animations --- */

/* Reveal animations utilizing scroll view timelines or IntersectionObserver fallback */
.reveal-fade-up {
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.97);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Native Scroll-driven animation support */
@media (prefers-reduced-motion: no-preference) {
  @supports ((animation-timeline: view()) and (animation-range: entry)) {
    .reveal-fade-up {
      animation: native-fade-up auto linear backwards;
      animation-timeline: view();
      animation-range: entry 10% cover 20%;
    }
    
    .reveal-scale {
      animation: native-scale auto linear backwards;
      animation-timeline: view();
      animation-range: entry 10% cover 20%;
    }
    
    @keyframes native-fade-up {
      from {
        opacity: 0;
        transform: translateY(15px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }
    
    @keyframes native-scale {
      from {
        opacity: 0;
        transform: scale(0.97);
      }
      to {
        opacity: 1;
        transform: scale(1);
      }
    }
  }
}

/* Premium Card Layout with Equal Height Stretches */
.luxury-card {
  background-color: var(--surface-white);
  border-radius: var(--border-radius-lg);
  padding: var(--card-padding);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  border: 1px solid rgba(15, 23, 42, 0.03);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.luxury-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-teal), var(--secondary-blue));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition-smooth);
}

.luxury-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-premium);
  border-color: rgba(var(--primary-teal-rgb), 0.1);
}

.luxury-card:hover::before {
  transform: scaleX(1);
}

.luxury-card-footer {
  margin-top: auto;
  padding-top: 0.75rem;
}

/* Image wrappers with responsive crop aspect ratio */
.img-frame {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4/3;
  width: 100%;
}

.img-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  pointer-events: none;
  border-radius: inherit;
}

.img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.img-frame:hover img {
  transform: scale(1.03);
}

/* Glass Accent Elements */
.glass-panel {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
}

/* Hero elements standard */
.page-hero {
  background: radial-gradient(circle at 80% 20%, rgba(56, 189, 248, 0.08), transparent 45%),
              radial-gradient(circle at 10% 80%, rgba(0, 166, 166, 0.05), transparent 40%),
              var(--surface-white);
  padding: clamp(3rem, 6vw, 4rem) 0 clamp(2rem, 4vw, 3rem); /* Compressed page hero padding */
  border-bottom: 1px solid var(--surface-soft);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  width: 120px;
  height: 120px;
  border: 24px solid rgba(var(--primary-teal-rgb), 0.02);
  border-radius: 50%;
  top: -24px;
  right: -24px;
  pointer-events: none;
}

.page-hero-title {
  font-size: var(--font-h2);
  margin-bottom: 0.75rem;
  color: var(--secondary-blue);
}

.page-hero-subtitle {
  font-size: var(--font-body);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Specific Components --- */

/* Before and After Image Slider */
.whitening-slider-container {
  position: relative;
  width: 100%;
  height: clamp(260px, 35vw, 380px); /* Compact slider height */
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.whitening-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  pointer-events: none;
}

.whitening-before {
  z-index: 1;
}

.whitening-after {
  z-index: 2;
  width: 50%;
  border-right: 3px solid var(--surface-white);
}

.whitening-slider-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 40px;
  height: 40px;
  background-color: var(--primary-teal);
  color: var(--surface-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  cursor: ew-resize;
  transform: translate(-50%, -50%);
  margin-top: 50%; /* Center relative to container aspect */
  z-index: 3;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.whitening-slider-handle:hover {
  background-color: var(--secondary-blue);
  transform: translate(-50%, -50%) scale(1.08);
}

.whitening-slider-handle::before, .whitening-slider-handle::after {
  content: '';
  position: absolute;
  width: 2px;
  height: 260px;
  background-color: var(--surface-white);
}

.whitening-slider-handle::before {
  bottom: 40px;
}

.whitening-slider-handle::after {
  top: 40px;
}

.whitening-label {
  position: absolute;
  bottom: 1rem;
  background-color: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(5px);
  color: var(--surface-white);
  padding: 0.35rem 0.75rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  z-index: 4;
}

.whitening-label.label-before {
  right: 1rem;
}

.whitening-label.label-after {
  left: 1rem;
}

/* Timeline Components */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 1rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background-color: var(--surface-soft);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 1.25rem;
  box-sizing: border-box;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
  padding-right: 2.5rem;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
  padding-left: 2.5rem;
}

.timeline-dot {
  position: absolute;
  top: 2rem;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--primary-teal);
  border: 4px solid var(--surface-white);
  box-shadow: var(--shadow-sm);
  z-index: 2;
  transition: var(--transition-fast);
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -8px;
}

.timeline-item.active .timeline-dot {
  background-color: var(--secondary-blue);
  transform: scale(1.2);
  box-shadow: 0 0 0 5px rgba(0, 119, 182, 0.12);
}

.timeline-content {
  background-color: var(--surface-white);
  padding: 1.5rem;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  display: inline-block;
  text-align: left;
  width: 100%;
}

.timeline-year {
  font-family: var(--font-headings);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--primary-teal);
  margin-bottom: 0.35rem;
}

/* Gallery Grid Masonry */
.gallery-filter {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.filter-btn {
  background-color: var(--surface-white);
  border: 1px solid rgba(15, 23, 42, 0.05);
  padding: 0.45rem 1.15rem;
  border-radius: 50px;
  font-weight: 500;
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition-fast);
  color: var(--text-secondary);
}

.filter-btn:hover, .filter-btn.active {
  background-color: var(--primary-teal);
  color: var(--surface-white);
  border-color: var(--primary-teal);
  box-shadow: 0 4px 10px rgba(0, 166, 166, 0.1);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.gallery-item {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  position: relative;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 119, 182, 0.75), transparent 70%);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
  opacity: 0;
  transition: var(--transition-smooth);
}

.gallery-item:hover img {
  transform: scale(1.02);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-text {
  color: var(--surface-white);
}

.gallery-title {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 0.15rem;
}

.gallery-cat {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.8;
}

/* Lightbox natively styled */
.lightbox {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.95);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fast);
}

.lightbox.open {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  max-width: 90%;
  max-height: 80vh;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--surface-white);
  font-size: 2rem;
  cursor: pointer;
  transition: var(--transition-fast);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-close:hover {
  color: var(--primary-teal);
}

/* Form Styles */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  font-weight: 500;
  font-size: 0.8rem;
  margin-bottom: 0.35rem;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  font-family: var(--font-body);
  padding: 0.65rem 1rem;
  min-height: 44px; /* Dense touch size */
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(15, 23, 42, 0.1);
  background-color: var(--surface-soft);
  color: var(--text-primary);
  font-size: 16px; /* Bypasses iOS zoom triggers */
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-teal);
  background-color: var(--surface-white);
  box-shadow: 0 0 0 3px rgba(0, 166, 166, 0.08);
}

textarea.form-control {
  resize: vertical;
  min-height: 90px;
}

/* --- Premium Appointment Modal Dialog --- */
.modal-wrapper {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

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

.modal-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.3);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.modal-container {
  background-color: var(--surface-white);
  width: 90%;
  max-width: 480px;
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  position: relative;
  z-index: 1001;
  box-shadow: 0 20px 45px -12px rgba(15, 23, 42, 0.15);
  transform: scale(0.95);
  transition: var(--transition-smooth);
}

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

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
  transition: var(--transition-fast);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  color: var(--text-primary);
  transform: rotate(90deg);
}

.modal-title {
  margin-bottom: 1rem;
  font-size: 1.5rem;
  color: var(--secondary-blue);
  text-align: center;
}

/* Success Checkmark Animation */
.success-checkmark-box {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.25rem;
  display: none;
  justify-content: center;
  align-items: center;
}

.success-checkmark {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: rgba(34, 197, 94, 0.08);
  border: 3px solid var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: check-scale 0.5s ease-in-out forwards;
}

.success-checkmark svg {
  color: var(--success);
  width: 24px;
  height: 24px;
  stroke-dasharray: 50;
  stroke-dashoffset: 50;
  animation: check-draw 0.3s 0.3s ease-in-out forwards;
}

@keyframes check-scale {
  0% { transform: scale(0); }
  70% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

@keyframes check-draw {
  to { stroke-dashoffset: 0; }
}

.modal-body {
  transition: var(--transition-smooth);
}

.loading-state {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.75rem 0;
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3.5px solid rgba(0, 166, 166, 0.1);
  border-top: 3.5px solid var(--primary-teal);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* --- Footer --- */
.main-footer {
  background-color: var(--text-primary);
  color: var(--surface-soft);
  padding: var(--section-padding) 0 1.5rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: clamp(1.5rem, 3.5vw, 3rem);
  margin-bottom: 2.5rem;
}

.footer-brand .logo {
  color: var(--surface-white);
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--text-light);
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

.footer-title {
  color: var(--surface-white);
  font-size: 1rem;
  margin-bottom: 1rem;
  position: relative;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  font-size: 0.85rem;
}

.footer-links a {
  color: var(--text-light);
}

.footer-links a:hover {
  color: var(--accent-sky);
  padding-left: 4px;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.85rem;
}

.footer-contact-info p {
  color: var(--text-light);
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

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

.footer-social-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
  color: var(--surface-white);
  font-size: 0.8rem;
}

.footer-social-btn:hover {
  background-color: var(--primary-teal);
  color: var(--surface-white);
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--text-light);
}

.footer-bottom-links {
  display: flex;
  gap: 1.25rem;
}

.footer-bottom-links a:hover {
  color: var(--accent-sky);
}

/* Newsletter Input */
.newsletter-form {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

.newsletter-input {
  flex: 1;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--surface-white);
  border-radius: 50px;
  padding: 0.55rem 1rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
}

.newsletter-input:focus {
  outline: none;
  border-color: var(--primary-teal);
  background-color: rgba(255, 255, 255, 0.08);
}

/* Mobile Sticky Deck Navigation */
.mobile-sticky-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 -8px 25px rgba(15, 23, 42, 0.05);
  z-index: 99;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  padding: 0.55rem 0.85rem;
}

.mobile-sticky-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.65rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.8rem;
  min-height: 44px; /* Prevents tiny tap target issues */
}

.mobile-sticky-call {
  background-color: var(--surface-soft);
  color: var(--secondary-blue);
  border: 1px solid rgba(0, 119, 182, 0.1);
}

.mobile-sticky-book {
  background-color: var(--primary-teal);
  color: var(--surface-white);
}

/* --- Media Queries --- */
@media (max-width: 1024px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  /* Progressive Motion Enhancements: Disable heavy scroll animations on mobile for 60fps fluid scrolling */
  .reveal-fade-up, .reveal-scale {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
  }

  /* High Density Variable overrides */
  :root {
    --section-padding: 1.75rem; /* Squeezed spacing by up to 60% to avoid visual waste */
    --card-padding: 1.15rem;
  }

  .section-padding {
    padding: var(--section-padding) 0;
  }
  
  .top-bar {
    display: none;
  }
  
  .nav-menu {
    display: none;
  }
  
  .nav-cta {
    display: none;
  }
  
  .burger {
    display: block;
    width: 48px;
    height: 48px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .nav-container {
    height: 56px; /* Optimized mobile header height */
  }

  .logo-icon {
    width: 28px;
    height: 28px;
    font-size: 0.9rem;
    border-radius: 7px;
  }

  .logo {
    font-size: 1.15rem;
  }

  .emergency-banner {
    padding: 0.4rem 1rem;
    font-size: 0.8rem;
    gap: 0.5rem;
  }

  .emergency-banner a {
    padding: 0.1rem 0.45rem;
    font-size: 0.72rem;
  }

  /* Hero visual height clamp (75vh to 85vh maximum) */
  .page-hero {
    padding: 2rem 0;
  }

  /* Compress mobile visual frame for hero images to prevent viewport dominance */
  .img-frame {
    aspect-ratio: 21/9 !important; /* Wide visual crop */
    max-height: 180px !important;
    width: 100% !important;
  }
  
  .timeline::before {
    left: 18px;
  }
  
  .timeline-item {
    width: 100%;
    text-align: left !important;
    padding-left: 2.5rem !important;
    padding-right: 0 !important;
  }
  
  .timeline-item:nth-child(even) {
    left: 0;
  }
  
  .timeline-dot {
    left: 9px !important;
    right: auto !important;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 0.75rem;
    text-align: center;
  }
  
  .mobile-sticky-cta {
    display: grid;
  }
  
  body {
    padding-bottom: 60px; /* Accounts for sticky cta bar */
  }
}