@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-deep: #050810;
  --bg-primary: #0a0e1a;
  --bg-card: rgba(17, 24, 43, 0.6);
  --bg-card-solid: #111827;
  --border: rgba(42, 53, 80, 0.5);
  --border-glow: rgba(59, 130, 246, 0.3);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #3b82f6;
  --accent-light: #60a5fa;
  --accent-glow: rgba(59, 130, 246, 0.15);
  --purple: #8b5cf6;
  --purple-glow: rgba(139, 92, 246, 0.12);
  --emerald: #10b981;
  --emerald-glow: rgba(16, 185, 129, 0.12);
  --gradient-1: linear-gradient(135deg, #3b82f6, #8b5cf6);
  --gradient-2: linear-gradient(135deg, #10b981, #3b82f6);
  --gradient-3: linear-gradient(135deg, #8b5cf6, #ec4899);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-deep);
  color: var(--text-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-light); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }

/* =========================================
   BACKGROUND EFFECTS
   ========================================= */
.bg-glow {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 600px 400px at 15% 10%, rgba(59, 130, 246, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 500px 500px at 85% 30%, rgba(139, 92, 246, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 400px 300px at 50% 80%, rgba(16, 185, 129, 0.04) 0%, transparent 70%);
}

/* =========================================
   NAVIGATION
   ========================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 24px;
  backdrop-filter: blur(20px);
  background: rgba(5, 8, 16, 0.7);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  font-size: 22px;
  font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}
.nav-link:hover { color: var(--text-primary); }

.nav-cta {
  padding: 10px 24px;
  background: var(--gradient-1);
  color: white;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  text-decoration: none;
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.3);
  color: white;
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  z-index: 1;
}

.hero-content {
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--accent-glow);
  border: 1px solid var(--border-glow);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-light);
  margin-bottom: 32px;
  animation: fadeInUp 0.6s ease-out;
}

.hero-badge .pulse {
  width: 8px; height: 8px;
  background: var(--emerald);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero h1 .gradient-text {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(16px, 2.5vw, 20px);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto 40px;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

.btn-hero {
  padding: 16px 36px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn-hero-primary {
  background: var(--gradient-1);
  color: white;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}
.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.45);
  color: white;
}

.btn-hero-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
}
.btn-hero-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--text-muted);
  transform: translateY(-2px);
  color: var(--text-primary);
}

.hero-note {
  margin-top: 24px;
  font-size: 13px;
  color: var(--text-muted);
  animation: fadeInUp 0.6s ease-out 0.4s both;
}

/* =========================================
   HOW IT WORKS
   ========================================= */
.section {
  position: relative;
  z-index: 1;
  padding: 100px 24px;
}

.section-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-light);
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 550px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  counter-reset: step;
}

.step-card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: var(--transition);
  counter-increment: step;
  overflow: hidden;
}

.step-card::before {
  content: counter(step);
  position: absolute;
  top: -8px; right: 16px;
  font-size: 80px;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.03);
  line-height: 1;
  pointer-events: none;
}

.step-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.step-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 24px;
}

.step-icon.blue { background: var(--accent-glow); }
.step-icon.purple { background: var(--purple-glow); }
.step-icon.green { background: var(--emerald-glow); }

.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.step-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* =========================================
   FEATURES
   ========================================= */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.feature-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.feature-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  background: var(--accent-glow);
}

.feature-text h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 6px;
}

.feature-text p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =========================================
   PRICING
   ========================================= */
.pricing-section {
  background:
    radial-gradient(ellipse 600px 400px at 50% 30%, rgba(59, 130, 246, 0.06) 0%, transparent 70%);
}

.pricing-card-wrapper {
  max-width: 460px;
  margin: 0 auto;
}

.pricing-card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  border: 1px solid var(--border-glow);
  border-radius: 20px;
  padding: 48px 40px;
  text-align: center;
  overflow: hidden;
  transition: var(--transition);
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-1);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 64px rgba(59, 130, 246, 0.15);
}

.pricing-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(59, 130, 246, 0.15));
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  color: var(--emerald);
  margin-bottom: 28px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.pricing-name {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.pricing-amount {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 4px;
  margin-bottom: 8px;
}

.pricing-currency {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-secondary);
  align-self: flex-start;
  margin-top: 8px;
}

.pricing-value {
  font-size: 60px;
  font-weight: 800;
  line-height: 1;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pricing-period {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.pricing-promo {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.pricing-promo strong {
  color: var(--accent-light);
}

.pricing-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0 0 28px;
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 36px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.pricing-features li .check {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--emerald-glow);
  color: var(--emerald);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  flex-shrink: 0;
}

.btn-pricing {
  width: 100%;
  padding: 16px;
  background: var(--gradient-1);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  display: inline-block;
}

.btn-pricing:hover {
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.4);
  transform: translateY(-2px);
  color: white;
}

.pricing-trial {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-muted);
}

/* =========================================
   FOOTER
   ========================================= */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 48px 24px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand {
  font-size: 18px;
  font-weight: 700;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  font-size: 13px;
  color: var(--text-muted);
  transition: var(--transition);
}
.footer-links a:hover { color: var(--text-primary); }

.footer-copy {
  width: 100%;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

/* =========================================
   ANIMATIONS
   ========================================= */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 768px) {
  .nav-links { gap: 20px; }
  .nav-link { display: none; }

  .hero { padding: 100px 20px 60px; min-height: auto; }
  .hero h1 { font-size: 32px; letter-spacing: -0.5px; }
  .hero-subtitle { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .btn-hero { width: 100%; justify-content: center; padding: 14px 28px; font-size: 15px; }

  .section { padding: 60px 20px; }
  .steps-grid { grid-template-columns: 1fr; gap: 20px; }
  .step-card { padding: 28px 24px; }

  .features-grid { grid-template-columns: 1fr; }

  .pricing-card { padding: 36px 24px; }
  .pricing-value { font-size: 48px; }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { justify-content: center; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 28px; }
  .nav-inner { height: 60px; }
  .nav-logo { font-size: 18px; }
}