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

:root {
  --color-primary: #0F172A;
  --color-secondary: #1E293B;
  --color-accent: #BEF264;
  --color-text: #F8FAFC;
  --color-text-muted: #94A3B8;
  --color-bg: #020617;
  --color-bg-alt: #0F172A;
  --color-glass: rgba(30, 41, 59, 0.7);
  --color-glass-border: rgba(190, 242, 100, 0.2);

  --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(0,0,0,0.5);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.5);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.5);

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

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

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

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: var(--line-height-base);
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 20% 20%, rgba(30, 41, 59, 0.5) 0%, transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(15, 23, 42, 0.5) 0%, transparent 40%);
  background-attachment: fixed;
}

.data-stream-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  opacity: 0.1;
  background-image: linear-gradient(to right, transparent 49.5%, var(--color-accent) 49.5%, var(--color-accent) 50.5%, transparent 50.5%);
  background-size: 100px 100%;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

h1 { font-size: clamp(2.5rem, 8vw, 4.5rem); }
h2 { font-size: clamp(2rem, 5vw, 3rem); position: relative; padding-left: 1.5rem; }
h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.2em;
  width: 4px;
  height: 0.8em;
  background-color: var(--color-accent);
}
h3 { font-size: 1.75rem; }

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

p {
  margin-bottom: var(--space-md);
  color: var(--color-text-muted);
}

.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 2rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  border: 2px solid transparent;
  min-width: 44px;
  min-height: 44px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.875rem;
}

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

.btn-primary:hover {
  background-color: transparent;
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(190, 242, 100, 0.3);
}

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

.btn-secondary:hover {
  background-color: var(--color-accent);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.glass-card {
  background: var(--color-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.glass-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 20px rgba(190, 242, 100, 0.1);
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: var(--transition-base);
}

header.scrolled {
  background: rgba(2, 6, 23, 0.9);
  backdrop-filter: blur(8px);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

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

.nav-links a {
  font-weight: 500;
  font-size: 0.9375rem;
  position: relative;
}

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

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

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

.mobile-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  background-color: var(--color-text);
  margin: 5px 0;
  transition: var(--transition-base);
}

.hero {
  padding: 160px 0 100px;
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 800px;
  position: relative;
  z-index: 10;
}

.hero-image {
  position: absolute;
  top: 50%;
  right: -10%;
  transform: translateY(-50%);
  width: 60%;
  height: 80%;
  z-index: 1;
  opacity: 0.6;
  mask-image: linear-gradient(to left, black 50%, transparent);
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

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

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

.feature-icon {
  width: 60px;
  height: 60px;
  background-color: rgba(190, 242, 100, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.footer {
  background-color: var(--color-bg-alt);
  padding: var(--space-2xl) 0 var(--space-lg);
  border-top: 1px solid rgba(148, 163, 184, 0.1);
}

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

.footer h4 {
  font-size: 1.125rem;
  margin-bottom: var(--space-lg);
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a:hover {
  color: var(--color-accent);
  padding-left: 0.5rem;
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(148, 163, 184, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer-legal-block {
  margin-top: var(--space-lg);
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

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

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-input {
  width: 100%;
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  color: var(--color-text);
  transition: var(--transition-base);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(190, 242, 100, 0.1);
}

.faq-item {
  margin-bottom: var(--space-md);
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

.faq-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-md) 0;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 1.125rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-item.active .faq-content {
  max-height: 500px;
  padding-bottom: var(--space-md);
}

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

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

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  gap: var(--space-lg);
}

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

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

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-image { width: 50%; right: -5%; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    height: 100vh;
    background: var(--color-bg-alt);
    flex-direction: column;
    padding: 100px var(--space-xl);
    transition: var(--transition-base);
  }

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

  .mobile-toggle { display: block; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-image { display: none; }
  .hero { text-align: center; padding-top: 120px; }
  .hero-content { margin: 0 auto; }
  .cookie-content { flex-direction: column; text-align: center; }
}

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