.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
  padding: 0 var(--spacing-md);
}

.navbar.scrolled {
  box-shadow: var(--shadow-sm);
  background: rgba(255,255,255,0.98);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar-brand svg {
  width: 32px;
  height: 32px;
}

.navbar-menu {
  display: none;
  gap: var(--spacing-lg);
  list-style: none;
}

.navbar-menu a {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
  position: relative;
}

.navbar-menu a:hover,
.navbar-menu a.active {
  color: var(--color-primary);
}

.navbar-menu a.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: 1px;
}

.navbar-cta {
  display: none;
}

.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: calc(var(--z-modal) + 1);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 280px;
  height: 100vh;
  background: var(--color-bg-primary);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  padding: 80px var(--spacing-xl) var(--spacing-xl);
  overflow-y: auto;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: calc(var(--z-modal) - 1);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.mobile-drawer-overlay.open {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer a {
  display: block;
  padding: var(--spacing-md) 0;
  color: var(--color-text-primary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  border-bottom: 1px solid var(--color-border-light);
}

.mobile-drawer a:hover,
.mobile-drawer a.active {
  color: var(--color-primary);
}

@media (min-width: 1024px) {
  .navbar .container {
    height: 72px;
  }

  .navbar-menu {
    display: flex;
  }

  .navbar-cta {
    display: flex;
    gap: var(--spacing-sm);
  }

  .hamburger {
    display: none;
  }
}

.hero {
  padding-top: 100px;
  padding-bottom: var(--spacing-3xl);
  background: linear-gradient(135deg, var(--color-primary-bg) 0%, var(--color-bg-primary) 50%, var(--color-accent-bg) 100%);
  overflow: hidden;
}

.hero .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-2xl);
}

.hero-content {
  text-align: center;
  max-width: 600px;
}

.hero-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

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

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

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
}

.hero-visual {
  width: 100%;
  max-width: 500px;
}

@media (min-width: 1024px) {
  .hero .container {
    flex-direction: row;
    align-items: center;
    padding-top: var(--spacing-2xl);
  }

  .hero-content {
    text-align: left;
    flex: 1;
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }

  .hero-cta {
    flex-direction: row;
  }

  .hero-visual {
    flex: 0 0 45%;
    max-width: 500px;
  }
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-xl) var(--spacing-xl) 0;
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.modal-body {
  padding: var(--spacing-xl);
}

.modal-footer {
  padding: 0 var(--spacing-xl) var(--spacing-xl);
}