:root {
  --color-primary: #00f2fe;
  --color-secondary: #0a1128;
  --color-accent: #7000ff;
  --color-text: #1a1a1a;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;
  --font-family: 'Space Grotesk', 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;
}

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

body {
  font-family: 'Inter', sans-serif;
  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-family: var(--font-family);
  font-weight: 700;
  line-height: 1.2;
}

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

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

.container {
  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: all var(--transition-base);
  min-height: 44px;
  min-width: 44px;
  border: 2px solid transparent;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.4);
}

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

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

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

.btn-accent:hover {
  transform: scale(1.05);
  box-shadow: 0 0 25px rgba(112, 0, 255, 0.5);
}

.glass-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: var(--transition-base);
}

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

.dark-section {
  background-color: var(--color-secondary);
  color: white;
  position: relative;
  overflow: hidden;
}

.flow-line {
  position: absolute;
  width: 200%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
  animation: flow 10s linear infinite;
  opacity: 0.3;
}

@keyframes flow {
  0% { transform: translateX(-100%) rotate(-5deg); }
  100% { transform: translateX(50%) rotate(-5deg); }
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 17, 40, 0.7);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.nav-link {
  position: relative;
  padding: 0.5rem 0;
}

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

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

.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  height: 100vh;
  background-color: var(--color-secondary);
  z-index: 1000;
  transition: var(--transition-slow);
  display: flex;
  flex-direction: column;
  padding: var(--space-2xl) var(--space-lg);
}

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 1001;
}

.hamburger span {
  width: 30px;
  height: 3px;
  background-color: var(--color-primary);
  transition: var(--transition-base);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  .desktop-nav {
    display: none;
  }
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-secondary);
  color: white;
  padding: var(--space-md);
  z-index: 2000;
  transform: translateY(100%);
  transition: var(--transition-base);
  border-top: 1px solid var(--color-primary);
}

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

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

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

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(112, 0, 255, 0.1);
}

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

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
}

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

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

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

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

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

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-lg);
  text-align: center;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
}

.testimonial-card {
  background: var(--color-bg-alt);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
}

.price-card {
  border: 1px solid #eee;
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  transition: var(--transition-base);
}

.price-card.featured {
  border-color: var(--color-primary);
  background-color: var(--color-secondary);
  color: white;
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.price-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.price-value {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
}

.price-features {
  list-style: none;
  margin-bottom: var(--space-xl);
  flex-grow: 1;
}

.price-features li {
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.price-features li::before {
  content: '✓';
  color: var(--color-primary);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}