/* ============================================================
   Medicsino.com — Design System & Global Styles
   Chinese Medicine, Engineered for Certainty.
   ============================================================ */

/* --- CSS Variables --- */
:root {
  /* Colors — Primary */
  --blue-50: #EFF6FF;
  --blue-100: #DBEAFE;
  --blue-200: #BFDBFE;
  --blue-300: #93C5FD;
  --blue-400: #60A5FA;
  --blue-500: #3B82F6;
  --blue-600: #2563EB;
  --blue-700: #1D4ED8;
  --blue-800: #1E40AF;
  --blue-900: #1E3A8A;

  /* Colors — Emerald (pricing/positive) */
  --emerald-50: #ECFDF5;
  --emerald-100: #D1FAE5;
  --emerald-500: #10B981;
  --emerald-600: #059669;
  --emerald-700: #047857;

  /* Colors — Amber (warm accent) */
  --amber-500: #F59E0B;
  --amber-600: #D97706;
  --amber-700: #B45309;

  /* Colors — Red */
  --red-50: #FEF2F2;
  --red-100: #FEE2E2;
  --red-500: #EF4444;

  /* Colors — Slate */
  --slate-50: #F8FAFC;
  --slate-100: #F1F5F9;
  --slate-200: #E2E8F0;
  --slate-300: #CBD5E1;
  --slate-400: #94A3B8;
  --slate-500: #64748B;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1E293B;
  --slate-900: #0F172A;

  /* Semantic */
  --color-primary: var(--blue-600);
  --color-primary-dark: var(--blue-700);
  --color-primary-light: var(--blue-50);
  --color-accent: var(--amber-500);
  --color-success: var(--emerald-600);
  --color-success-light: var(--emerald-50);
  --color-danger: var(--red-500);
  --color-bg: #FFFFFF;
  --color-bg-secondary: var(--slate-50);
  --color-bg-tertiary: var(--slate-100);
  --color-text: var(--slate-800);
  --color-text-secondary: var(--slate-500);
  --color-text-muted: var(--slate-400);
  --color-border: var(--slate-200);
  --color-border-light: var(--slate-100);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 900px;
  --header-height: 72px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.04);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

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

a:hover {
  color: var(--color-primary-dark);
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--slate-900);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto var(--spacing-2xl);
  line-height: 1.7;
}

.text-gradient {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Header & Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
  height: var(--header-height);
}

.site-header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--slate-900);
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-400));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  font-weight: 800;
}

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

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--slate-600);
  transition: all var(--transition-fast);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.nav-cta {
  background: var(--color-primary) !important;
  color: white !important;
  padding: var(--spacing-sm) var(--spacing-lg) !important;
  border-radius: var(--radius-full) !important;
  font-weight: 600 !important;
  margin-left: var(--spacing-md);
  transition: all var(--transition-base) !important;
}

.nav-cta:hover {
  background: var(--color-primary-dark) !important;
  color: white !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
  flex-direction: column;
  gap: 5px;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--slate-700);
  border-radius: 2px;
  transition: all var(--transition-base);
}

/* --- Section --- */
.section {
  padding: var(--spacing-4xl) 0;
}

.section-sm {
  padding: var(--spacing-3xl) 0;
}

.section-bg {
  background: var(--color-bg-secondary);
}

/* --- Hero --- */
.hero {
  padding: calc(var(--header-height) + var(--spacing-4xl)) 0 var(--spacing-4xl);
  background: linear-gradient(180deg, #F0F5FF 0%, #FFFFFF 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(37,99,235,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(5,150,105,0.04) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.875rem;
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-lg);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
  margin-bottom: var(--spacing-lg);
  line-height: 1.15;
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--slate-600);
  line-height: 1.7;
  margin-bottom: var(--spacing-xl);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border-light);
}

.hero-stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-top: var(--spacing-xs);
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  width: 100%;
  max-width: 440px;
}

.hero-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
}

.hero-card-avatar {
  width: 52px;
  height: 52px;
  background: var(--emerald-100);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--emerald-600);
  font-size: 1.5rem;
}

.hero-card-title {
  font-weight: 700;
  font-size: 1.05rem;
}

.hero-card-subtitle {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.hero-price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  font-size: 0.95rem;
  color: var(--slate-700);
}

.hero-price-row.total {
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--slate-900);
  border-top: 1px solid var(--color-border-light);
  padding-top: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.hero-price-save {
  color: var(--color-success);
  font-weight: 600;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: white;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.btn-outline {
  background: transparent;
  color: var(--slate-700);
  border: 1px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--slate-400);
  color: var(--slate-900);
}

.btn-success {
  background: var(--color-success);
  color: white;
}

.btn-success:hover {
  background: var(--emerald-700);
  color: white;
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

/* --- Cards --- */
.card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--slate-300);
}

.card-icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  font-size: 1.5rem;
}

.card-icon.green { background: var(--color-success-light); }
.card-icon.amber { background: #FEF3C7; }

.card h3 {
  margin-bottom: var(--spacing-sm);
}

.card p {
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- Grids --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

/* --- Page Header --- */
.page-header {
  padding: calc(var(--header-height) + var(--spacing-3xl)) 0 var(--spacing-3xl);
  background: linear-gradient(180deg, #F0F5FF 0%, #FFFFFF 100%);
  text-align: center;
}

.page-header h1 {
  margin-bottom: var(--spacing-md);
}

.page-header p {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.breadcrumb a {
  color: var(--color-text-secondary);
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb-sep {
  color: var(--slate-300);
}

/* --- Package Cards --- */
.package-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.package-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: var(--blue-200);
  transform: translateY(-2px);
}

.package-card.featured {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.package-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--color-primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  z-index: 1;
}

.package-header {
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--color-border-light);
}

.package-category {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.package-header h3 {
  margin-bottom: var(--spacing-xs);
}

.package-duration {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.package-body {
  padding: var(--spacing-xl);
  flex: 1;
}

.package-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.package-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: 0.9375rem;
  color: var(--slate-600);
  line-height: 1.5;
}

.package-features li::before {
  content: '';
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background: var(--color-success-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23059669' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.package-footer {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-top: 1px solid var(--color-border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.package-price {
  display: flex;
  flex-direction: column;
}

.package-price-amount {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1;
}

.package-price-label {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* --- Comparison Table --- */
.comparison-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.comparison-table th,
.comparison-table td {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
}

.comparison-table thead th {
  background: var(--color-bg-secondary);
  font-weight: 600;
  color: var(--slate-700);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.comparison-table thead th:first-child {
  border-radius: var(--radius-lg) 0 0 0;
}

.comparison-table thead th:last-child {
  border-radius: 0 var(--radius-lg) 0 0;
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table tbody tr:hover td {
  background: var(--color-bg-secondary);
}

.comparison-table .highlight-row td {
  background: var(--color-primary-light);
  font-weight: 600;
}

.comparison-table .price-col {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--slate-900);
}

.comparison-table .save-tag {
  display: inline-block;
  background: var(--color-success-light);
  color: var(--color-success);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  margin-left: var(--spacing-sm);
}

/* --- Hospital Score Cards --- */
.hospital-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
}

.hospital-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--blue-200);
}

.hospital-card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.hospital-rank {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-400));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.hospital-info h3 {
  margin-bottom: var(--spacing-xs);
}

.hospital-location {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.hospital-badges {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-full);
}

.badge-blue {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.badge-green {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge-amber {
  background: #FEF3C7;
  color: var(--amber-600);
}

.hospital-scores {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

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

.score-value {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1;
}

.score-label {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hospital-procedures {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.procedure-tag {
  font-size: 0.8rem;
  padding: 4px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--slate-600);
  transition: all var(--transition-fast);
  cursor: default;
}

.procedure-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

/* --- Testimonials / Stories --- */
.testimonial-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
}

.testimonial-stars {
  color: var(--amber-500);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--slate-600);
  font-style: italic;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.testimonial-text::before {
  content: '\201C';
  font-size: 3rem;
  color: var(--blue-200);
  position: absolute;
  top: -0.5rem;
  left: -0.5rem;
  line-height: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border-light);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--blue-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: 600;
  font-size: 0.95rem;
}

.testimonial-role {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* --- Stats Bar --- */
.stats-bar {
  background: var(--color-primary);
  padding: var(--spacing-2xl) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: white;
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-desc {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}

/* --- Timeline / Steps --- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: var(--color-border);
  z-index: 0;
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  background: white;
  border: 3px solid var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 0 auto var(--spacing-lg);
  position: relative;
}

.step h4 {
  margin-bottom: var(--spacing-sm);
}

.step p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* --- FAQ --- */
.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq-question {
  width: 100%;
  background: white;
  border: none;
  padding: var(--spacing-lg) var(--spacing-xl);
  text-align: left;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--slate-800);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: var(--color-bg-secondary);
}

.faq-icon {
  flex-shrink: 0;
  font-size: 1.5rem;
  color: var(--color-text-muted);
  transition: transform var(--transition-base);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  color: var(--color-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.open .faq-answer {
  max-height: 500px;
}

.faq-answer-inner {
  padding: 0 var(--spacing-xl) var(--spacing-xl);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--spacing-3xl);
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.contact-info-item {
  display: flex;
  gap: var(--spacing-lg);
}

.contact-info-icon {
  width: 52px;
  height: 52px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-info-text h4 {
  margin-bottom: var(--spacing-xs);
  font-size: 1rem;
}

.contact-info-text p,
.contact-info-text a {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--slate-700);
  margin-bottom: var(--spacing-sm);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-text);
  background: white;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* --- Footer --- */
.site-footer {
  background: var(--slate-900);
  color: var(--slate-300);
  padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-brand p {
  margin-top: var(--spacing-md);
  line-height: 1.7;
  font-size: 0.925rem;
}

.footer-col h4 {
  color: white;
  margin-bottom: var(--spacing-lg);
  font-size: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: var(--slate-400);
  font-size: 0.925rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: white;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  font-size: 0.9rem;
}

.footer-contact-item a {
  color: var(--slate-300);
}

.footer-contact-item a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid var(--slate-700);
  padding-top: var(--spacing-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--slate-500);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-800));
  color: white;
  text-align: center;
  border-radius: var(--radius-xl);
  padding: var(--spacing-3xl) var(--spacing-xl);
  margin: 0 var(--spacing-xl);
}

.cta-section h2 {
  color: white;
  margin-bottom: var(--spacing-md);
}

.cta-section p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: var(--spacing-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn {
  background: white;
  color: var(--color-primary);
  font-weight: 700;
}

.cta-section .btn:hover {
  background: var(--slate-100);
  transform: translateY(-1px);
}

/* --- Price Calculation Mini --- */
.price-calc {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
}

.price-calc-total {
  text-align: center;
  padding: var(--spacing-lg);
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-lg);
}

.price-calc-total .amount {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
}

.price-calc-total .label {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
}

/* --- Why China Bento Grid --- */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto auto;
  gap: var(--spacing-lg);
}

.bento-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
}

.bento-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--slate-300);
}

.bento-card.span-2 {
  grid-column: span 2;
}

.bento-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.bento-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--spacing-sm);
}

.bento-card p {
  font-size: 0.925rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- Mobile Responsive --- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .steps::before { display: none; }
  .hospital-scores { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: white;
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    gap: var(--spacing-xs);
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
  }

  .nav-cta {
    margin-left: 0;
    margin-top: var(--spacing-sm);
    justify-content: center;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  .steps { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .hospital-scores { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .bento-grid { grid-template-columns: 1fr; }
  .bento-card.span-2 { grid-column: span 1; }
  .comparison-table thead { display: none; }
  .comparison-table tbody td {
    display: block;
    text-align: right;
    padding: var(--spacing-sm) var(--spacing-md);
  }
  .comparison-table tbody td::before {
    content: attr(data-label);
    float: left;
    font-weight: 600;
    color: var(--slate-700);
  }
  .comparison-table tbody tr {
    display: block;
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
  }
  .package-footer {
    flex-direction: column;
    align-items: stretch;
  }
  .package-footer .btn {
    width: 100%;
  }

  .section {
    padding: var(--spacing-3xl) 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  .hero-stats {
    flex-direction: column;
    gap: var(--spacing-lg);
    text-align: center;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-actions .btn {
    width: 100%;
  }
}

/* --- Utility --- */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-secondary); }
.mt-1 { margin-top: var(--spacing-md); }
.mt-2 { margin-top: var(--spacing-xl); }
.mt-3 { margin-top: var(--spacing-2xl); }
.mt-4 { margin-top: var(--spacing-3xl); }
.mb-1 { margin-bottom: var(--spacing-md); }
.mb-2 { margin-bottom: var(--spacing-xl); }
.mb-3 { margin-bottom: var(--spacing-2xl); }
.d-none { display: none; }