:root{
  /* Professional Medical Color System - Delicate & Professional */
  --primary-50: #f0f9ff;
  --primary-100: #e0f2fe;
  --primary-200: #bae6fd;
  --primary-300: #7dd3fc;
  --primary-400: #38bdf8;
  --primary-500: #0ea5e9;
  --primary-600: #0284c7;
  --primary-700: #0369a1;
  --primary-800: #075985;
  --primary-900: #0c4a6e;
  
  --secondary-50: #f8fafc;
  --secondary-100: #f1f5f9;
  --secondary-200: #e2e8f0;
  --secondary-300: #cbd5e1;
  --secondary-400: #94a3b8;
  --secondary-500: #64748b;
  --secondary-600: #475569;
  --secondary-700: #334155;
  --secondary-800: #1e293b;
  --secondary-900: #0f172a;
  
  --accent-50: #f0f9ff;
  --accent-100: #e0f2fe;
  --accent-200: #bae6fd;
  --accent-300: #7dd3fc;
  --accent-400: #38bdf8;
  --accent-500: #0ea5e9;
  --accent-600: #0284c7;
  --accent-700: #0369a1;
  --accent-800: #075985;
  --accent-900: #0c4a6e;
  
  --success-50: #f0fdf4;
  --success-100: #dcfce7;
  --success-200: #bbf7d0;
  --success-300: #86efac;
  --success-400: #4ade80;
  --success-500: #22c55e;
  --success-600: #16a34a;
  --success-700: #15803d;
  --success-800: #166534;
  --success-900: #14532d;
  
  --warm-50: #fefdf8;
  --warm-100: #fef7e0;
  --warm-200: #fdecc8;
  --warm-300: #fbd38d;
  --warm-400: #f6ad55;
  --warm-500: #ed8936;
  --warm-600: #dd6b20;
  --warm-700: #c05621;
  --warm-800: #9c4221;
  --warm-900: #7b341e;
  
  --neutral-50: #fafafa;
  --neutral-100: #f5f5f5;
  --neutral-200: #e5e5e5;
  --neutral-300: #d4d4d4;
  --neutral-400: #a3a3a3;
  --neutral-500: #737373;
  --neutral-600: #525252;
  --neutral-700: #404040;
  --neutral-800: #262626;
  --neutral-900: #171717;
  
  /* Typography Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  
  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--secondary-50) 50%, var(--accent-50) 100%);
  color: var(--neutral-800);
  line-height: 1.6;
  font-size: var(--text-base);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 80%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(96, 165, 250, 0.08) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
  animation: gentleFloat 20s ease-in-out infinite;
}

@keyframes gentleFloat {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(0.5deg); }
}

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: all var(--transition-fast);
}

a:hover {
  color: var(--primary-700);
}

.container {
  width: min(1280px, 100%);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Typography System */
h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  margin: 0 0 var(--space-4) 0;
  line-height: 1.7;
}

.text-lead {
  font-size: var(--text-xl);
  line-height: 1.6;
  color: var(--neutral-600);
}

.text-small {
  font-size: var(--text-sm);
  color: var(--neutral-500);
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--neutral-200);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
  min-height: 80px;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.logo {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--primary-600), var(--accent-600));
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
}

.logo:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.logo svg {
  width: 32px;
  height: 32px;
  color: white;
}

.brand h1 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--neutral-900);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav a.link {
  color: var(--neutral-600);
  font-weight: 500;
  font-size: var(--text-base);
  position: relative;
  transition: all var(--transition-fast);
}

.nav a.link:hover {
  color: var(--primary-600);
}

.nav a.link::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-600);
  transition: width var(--transition-base);
}

.nav a.link:hover::after {
  width: 100%;
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: var(--text-sm);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--primary-600);
  border: 2px solid var(--primary-600);
}

.btn-outline:hover {
  background: var(--primary-600);
  color: white;
  transform: translateY(-1px);
}

/* Hero Section */
.hero {
  padding: var(--space-32) 0 var(--space-24);
  background: linear-gradient(135deg, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0.6) 100%);
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
  min-height: 80vh;
  display: flex;
  align-items: center;
  border-radius: 0 0 40px 40px;
  box-shadow: var(--shadow-lg);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 20%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(96, 165, 250, 0.08) 0%, transparent 70%);
  pointer-events: none;
  animation: gentleFloat 15s ease-in-out infinite;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-20);
  align-items: center;
  position: relative;
  z-index: 1;
}

.kicker {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--primary-50);
  color: var(--primary-700);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-2xl);
  margin-bottom: var(--space-6);
  border: 1px solid var(--primary-100);
}

.display {
  font-size: var(--text-6xl);
  font-weight: 800;
  line-height: 1.1;
  color: var(--neutral-900);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  min-height: 1.2em;
}

.lead {
  font-size: var(--text-xl);
  line-height: 1.6;
  color: var(--neutral-600);
  margin-bottom: var(--space-8);
  max-width: 90%;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: white;
  color: var(--neutral-700);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-xl);
  border: 1px solid var(--neutral-200);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.badge:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.badges {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* Card System */
.card {
  background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: var(--space-8);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--accent-500));
  opacity: 0;
  transition: all var(--transition-base);
  transform: scaleX(0);
  transform-origin: left;
}

.card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.05), rgba(59, 130, 246, 0.05));
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-200);
}

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

.card:hover::after {
  opacity: 1;
}

.card:hover .pill {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-8);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: linear-gradient(135deg, var(--primary-600), var(--accent-600));
  color: white;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.card h3 {
  margin: var(--space-4) 0 var(--space-3) 0;
  color: var(--neutral-900);
}

.card p {
  color: var(--neutral-600);
  line-height: 1.7;
}

/* Section System */
.section {
  padding: var(--space-24) 0;
}

.section-alt {
  background: linear-gradient(135deg, rgba(255,255,255,0.6) 0%, rgba(255,255,255,0.4) 100%);
  backdrop-filter: blur(10px);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header h2 {
  font-size: var(--text-5xl);
  font-weight: 800;
  color: var(--neutral-900);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-4);
}

.section-lead {
  font-size: var(--text-xl);
  color: var(--neutral-600);
  line-height: 1.6;
  max-width: 600px;
  margin: 0 auto;
}

.two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

/* Stats Grid */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.stat {
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  border: 1px solid var(--neutral-200);
  background: linear-gradient(135deg, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0.6) 100%);
  backdrop-filter: blur(10px);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-500), var(--accent-500));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.stat:hover::before {
  opacity: 1;
}

.stat b {
  font-size: var(--text-4xl);
  display: block;
  color: var(--primary-600);
  font-weight: 800;
  margin-bottom: var(--space-2);
}

.stat span {
  color: var(--neutral-600);
  font-size: var(--text-sm);
  font-weight: 500;
}

/* Testimonials */
.testis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-8);
}

.quote {
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(255,255,255,0.8) 0%, rgba(255,255,255,0.6) 100%);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: all var(--transition-base);
}

.quote:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.quote::before {
  content: '"';
  position: absolute;
  top: var(--space-4);
  left: var(--space-6);
  font-size: var(--text-6xl);
  color: var(--primary-200);
  font-weight: 800;
  line-height: 1;
}

.quote b {
  color: var(--primary-600);
  font-weight: 600;
}

/* CTA Section */
.cta {
  padding: var(--space-20);
  border-radius: var(--radius-2xl);
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
  text-align: center;
  color: white;
  box-shadow: var(--shadow-2xl);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.3;
}

.cta h2 {
  color: white;
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.cta p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-xl);
  margin-bottom: var(--space-8);
  position: relative;
  z-index: 1;
}

.cta .btn {
  position: relative;
  z-index: 1;
}

/* Footer */
footer {
  border-top: 1px solid var(--neutral-200);
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, var(--neutral-50) 0%, var(--accent-50) 100%);
  color: var(--neutral-600);
}

.foot {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-12);
}

.foot h3 {
  color: var(--neutral-900);
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
}

.foot ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.foot li {
  margin-bottom: var(--space-2);
}

.foot a {
  color: var(--neutral-600);
  transition: color var(--transition-fast);
}

.foot a:hover {
  color: var(--primary-600);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-100), var(--accent-100));
  color: var(--primary-600);
  font-size: 18px;
}

.small {
  font-size: var(--text-sm);
  color: var(--neutral-500);
}

/* Scroll Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

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

.scale-in {
  opacity: 0;
  transform: scale(0.9);
  transition: all 0.6s ease-out;
}

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

/* Staggered animations */
.card:nth-child(1) { transition-delay: 0.1s; }
.card:nth-child(2) { transition-delay: 0.2s; }
.card:nth-child(3) { transition-delay: 0.3s; }
.card:nth-child(4) { transition-delay: 0.4s; }
.card:nth-child(5) { transition-delay: 0.5s; }
.card:nth-child(6) { transition-delay: 0.6s; }

.stat:nth-child(1) { transition-delay: 0.1s; }
.stat:nth-child(2) { transition-delay: 0.2s; }
.stat:nth-child(3) { transition-delay: 0.3s; }
.stat:nth-child(4) { transition-delay: 0.4s; }

.quote:nth-child(1) { transition-delay: 0.1s; }
.quote:nth-child(2) { transition-delay: 0.2s; }
.quote:nth-child(3) { transition-delay: 0.3s; }

/* Responsive Design */
@media (max-width: 1024px) {
  .container {
    padding: 0 var(--space-4);
  }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-16);
  }
  
  .hero {
    padding: var(--space-20) 0 var(--space-16);
  }
  
  .display {
    font-size: var(--text-5xl);
  }
  
  .cards {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  
  .two {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .testis {
    grid-template-columns: 1fr;
  }
  
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .nav-links {
    gap: var(--space-6);
  }
  
  .foot {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
  
  .hero {
    padding: var(--space-16) 0 var(--space-12);
  }
  
  .display {
    font-size: var(--text-4xl);
  }
  
  .lead {
    font-size: var(--text-lg);
  }
  
  .section {
    padding: var(--space-16) 0;
  }
  
  .section-header h2 {
    font-size: var(--text-4xl);
  }
  
  .cards {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .card {
    padding: var(--space-6);
  }
  
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .nav {
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-3) 0;
  }
  
  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-4);
  }
  
  .cta {
    padding: var(--space-12) var(--space-6);
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  
  .badges {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .display {
    font-size: var(--text-3xl);
  }
  
  .section-header h2 {
    font-size: var(--text-3xl);
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
}