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

:root {
  --color-primary: #0047AB;
  --color-secondary: #F0F4F8;
  --color-accent: #00CED1;
  --color-text: #1a1a1a;
  --color-text-light: #4b5563;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-white: #ffffff;
  --color-black: #000000;

  --font-family: 'Outfit', sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);

  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-primary);
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-base);
  border: 2px solid transparent;
  min-width: 44px;
  min-height: 44px;
}

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

.btn-primary:hover {
  background-color: #003380;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

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

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

.btn-accent:hover {
  background-color: #00b8ba;
  transform: scale(1.05);
}

.nav-link {
  position: relative;
  font-weight: 500;
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--color-accent);
  transition: var(--transition-base);
}

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

.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 1px solid rgba(0, 71, 171, 0.1);
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.section-padding {
  padding: var(--space-2xl) 0;
}

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

.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  color: var(--color-white);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(0, 71, 171, 0.9) 0%, rgba(0, 206, 209, 0.4) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero h1 {
  color: var(--color-white);
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: var(--space-md);
  text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
  color: rgba(255, 255, 255, 0.9);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer h4 {
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-lg);
  font-size: 0.875rem;
  text-align: center;
}

.footer-bottom p {
  margin-bottom: var(--space-xs);
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }

  .nav-desktop {
    display: none;
  }

  .nav-mobile {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background: var(--color-white);
    z-index: 1000;
    padding: var(--space-2xl) var(--space-lg);
    transition: var(--transition-slow);
    box-shadow: -5px 0 15px rgba(0,0,0,0.1);
  }

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

  .nav-mobile ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
  }

  .nav-mobile a {
    font-size: 1.5rem;
    color: var(--color-primary);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 500;
}

.form-input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #d1d5db;
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 71, 171, 0.1);
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--color-white);
  box-shadow: 0 -4px 10px rgba(0,0,0,0.1);
  padding: var(--space-md);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.cookie-banner.active {
  display: flex;
}

.faq-item {
  border-bottom: 1px solid #e5e7eb;
  padding: var(--space-md) 0;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  margin-top: var(--space-sm);
}

.testimonial-date {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-xs);
}

.risk-disclaimer {
  background-color: #fffbeb;
  border: 1px solid #fef3c7;
  padding: var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: #92400e;
  margin: var(--space-lg) 0;
}

.logo {
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

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

.header {
  height: 80px;
  display: flex;
  align-items: center;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.nav-desktop ul {
  display: flex;
  gap: var(--space-lg);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--color-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
  font-size: 1.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-lg);
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-accent);
  display: block;
}

.stat-label {
  font-weight: 600;
  color: var(--color-primary);
}

.medical-grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(rgba(0, 206, 209, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(0, 206, 209, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 1;
  pointer-events: none;
}

.text-contrast-safe {
  color: var(--color-text);
}

.bg-contrast-safe {
  background-color: var(--color-bg);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    transition: none;
    opacity: 1;
    transform: none;
  }
}