:root {
  --color-primary: #007AFF;
  --color-secondary: #F5F5F7;
  --color-accent: #FF9500;
  --color-text: #1a1a1a;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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;
  --radius-xl: 1.5rem;
  --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);
  --shadow-apple: 0 20px 40px rgba(0,0,0,0.08);
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

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

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: 0.8rem 1.6rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  font-size: 1rem;
  min-height: 44px;
  min-width: 44px;
}

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

.btn-primary:hover {
  background-color: #0062cc;
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 122, 255, 0.2);
}

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

.btn-secondary:hover {
  background-color: #e5e5e7;
  transform: translateY(-2px);
}

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

.btn-accent:hover {
  background-color: #e68600;
  transform: translateY(-2px);
}

.card {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  box-shadow: var(--shadow-apple);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  border: 1px solid rgba(0,0,0,0.05);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 60px rgba(0,0,0,0.12);
}

.nav-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.05);
  height: 80px;
  display: flex;
  align-items: center;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

.nav-link {
  font-weight: 500;
  color: var(--color-text-light);
  font-size: 0.95rem;
}

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

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  position: relative;
  transition: var(--transition-base);
}

.hamburger::before, .hamburger::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  left: 0;
  transition: var(--transition-base);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

.mobile-menu-btn.active .hamburger { background: transparent; }
.mobile-menu-btn.active .hamburger::before { transform: rotate(45deg); top: 0; }
.mobile-menu-btn.active .hamburger::after { transform: rotate(-45deg); bottom: 0; }

.mobile-nav {
  position: fixed;
  top: 80px;
  left: 0;
  width: 100%;
  height: calc(100vh - 80px);
  background: var(--color-bg);
  padding: var(--space-xl) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  z-index: 999;
}

.mobile-nav.active {
  transform: translateX(0);
}

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

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

.hero {
  padding: 160px 0 80px;
  background: radial-gradient(circle at top right, rgba(0, 122, 255, 0.05), transparent),
              radial-gradient(circle at bottom left, rgba(255, 149, 0, 0.05), transparent);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.hero-content h1 {
  font-size: 4rem;
  margin-bottom: var(--space-md);
  line-height: 1.1;
}

.hero-content p {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-xl);
  max-width: 600px;
}

.hero-image {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-apple);
}

.hero-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

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

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

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer {
  background: var(--color-text);
  color: #ffffff;
  padding: var(--space-2xl) 0 var(--space-lg);
}

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

.footer-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: var(--space-md);
}

.footer-text {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.footer-heading {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  color: #ffffff;
}

.footer-links {
  list-style: none;
}

.footer-link {
  margin-bottom: var(--space-sm);
}

.footer-link a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-lg);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

.legal-block {
  margin-top: var(--space-md);
  line-height: 1.8;
}

.faq-item {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-sm);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.05);
}

.faq-question {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  transition: background var(--transition-fast);
}

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

.faq-answer {
  padding: 0 var(--space-lg);
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-base);
  color: var(--color-text-light);
}

.faq-item.active .faq-answer {
  padding: 0 var(--space-lg) var(--space-lg);
  max-height: 500px;
}

.faq-icon {
  width: 20px;
  height: 20px;
  position: relative;
  transition: transform var(--transition-base);
}

.faq-icon::before, .faq-icon::after {
  content: '';
  position: absolute;
  background: var(--color-primary);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.faq-icon::before { width: 12px; height: 2px; }
.faq-icon::after { width: 2px; height: 12px; }

.faq-item.active .faq-icon { transform: rotate(45deg); }

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--color-bg);
  box-shadow: 0 -10px 30px rgba(0,0,0,0.1);
  padding: var(--space-lg) 0;
  z-index: 2000;
  transform: translateY(100%);
  transition: transform var(--transition-slow);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-lg);
}

.cookie-text {
  font-size: 0.9rem;
  color: var(--color-text-light);
  max-width: 800px;
}

.cookie-btns {
  display: flex;
  gap: var(--space-sm);
}

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

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

@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-content h1 { font-size: 3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: block; }
  .hero-content h1 { font-size: 2.5rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .cookie-container { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-content h1 { font-size: 2rem; }
  .stats-grid { grid-template-columns: 1fr; }
  .btn { width: 100%; }
}

input, textarea {
  width: 100%;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0,0,0,0.1);
  background: var(--color-bg-alt);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

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

.form-notice {
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin-top: var(--space-sm);
}

.error-message {
  color: #dc2626;
  font-size: 0.8rem;
  margin-top: 0.25rem;
  display: none;
}

.success-message {
  padding: var(--space-md);
  background: #dcfce7;
  color: #166534;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  display: none;
}

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

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-3 { grid-template-columns: 1fr; }
}