/* ============================================
   NAVIGATION & HEADER
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--gray-900);
}

.nav-logo svg {
  width: 40px;
  height: 40px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-8);
  align-items: center;
}

.nav-link {
  font-weight: 500;
  color: var(--gray-700);
  transition: color var(--transition-fast);
  position: relative;
}

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

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.nav-toggle span {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--gray-800);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: white;
    flex-direction: column;
    padding: var(--space-8);
    gap: var(--space-4);
    align-items: flex-start;
    transition: left var(--transition-base);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
  }
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-30px) rotate(10deg); }
}

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

.hero-text h1 {
  font-size: var(--text-6xl);
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero-text .highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text p {
  font-size: var(--text-xl);
  color: var(--gray-600);
  margin-bottom: var(--space-8);
  max-width: 540px;
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
}

.hero-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
}

.hero-stats {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-8);
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: var(--text-4xl);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--gray-600);
  text-transform: uppercase;
  letter-spacing: 1px;
}

@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  
  .hero-text h1 {
    font-size: var(--text-4xl);
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .hero-stats {
    justify-content: space-around;
  }
}

/* ============================================
   SERVICES SECTION
   ============================================ */

.services {
  background: white;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-16);
}

.section-header .badge {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--primary-100);
  color: var(--primary-700);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.service-card {
  position: relative;
  padding: var(--space-8);
  background: white;
  border-radius: var(--radius-xl);
  border: 2px solid var(--gray-100);
  transition: all var(--transition-base);
}

.service-card:hover {
  border-color: var(--primary-300);
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.service-icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
}

.service-icon svg {
  width: 32px;
  height: 32px;
  color: white;
}

.service-card h3 {
  margin-bottom: var(--space-3);
}

.service-card p {
  color: var(--gray-600);
  margin-bottom: var(--space-4);
}

.service-features {
  list-style: none;
  margin-bottom: var(--space-6);
}

.service-features li {
  padding: var(--space-2) 0;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.service-features li::before {
  content: '✓';
  color: var(--primary-600);
  font-weight: 700;
}

/* ============================================
   PRICING SECTION
   ============================================ */

.pricing {
  background: var(--gray-50);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-12);
}

.pricing-card {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  border: 2px solid var(--gray-200);
  transition: all var(--transition-base);
  position: relative;
}

.pricing-card.featured {
  border-color: var(--primary-500);
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

.pricing-card.featured::before {
  content: 'Beliebt';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: white;
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
}

.pricing-card:hover:not(.featured) {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-300);
}

.pricing-header {
  text-align: center;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 2px solid var(--gray-100);
}

.pricing-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-2);
}

.pricing-price {
  font-size: var(--text-5xl);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pricing-price-suffix {
  font-size: var(--text-lg);
  color: var(--gray-600);
  font-weight: 400;
}

.pricing-description {
  color: var(--gray-600);
  margin-top: var(--space-2);
}

.pricing-features {
  list-style: none;
  margin-bottom: var(--space-8);
}

.pricing-features li {
  padding: var(--space-3) 0;
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  color: var(--gray-700);
}

.pricing-features li::before {
  content: '✓';
  color: var(--primary-600);
  font-weight: 700;
  flex-shrink: 0;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-about h3 {
  color: white;
  margin-bottom: var(--space-4);
}

.footer-about p {
  color: var(--gray-400);
  margin-bottom: var(--space-6);
}

.footer-links h4 {
  color: white;
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

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

.footer-links a {
  display: block;
  color: var(--gray-400);
  padding: var(--space-2) 0;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary-400);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--gray-800);
  text-align: center;
  color: var(--gray-500);
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}