/* ═══════════════════════════════════════════════════════════════════════
   DEFI ROUTER — Storefront Stylesheet
   CryptoForge Dark Industrial Theme
   ═══════════════════════════════════════════════════════════════════════ */

/* --- Reset --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* --- CSS Variables --- */
:root {
  --cf-primary: #FF6B00;
  --cf-primary-dim: #CC5500;
  --cf-primary-glow: rgba(255, 107, 0, 0.3);
  --cf-secondary: #1A1A2E;
  --cf-accent: #FFD700;
  --cf-accent-dim: #CCAA00;
  --cf-bg: #0D0D1A;
  --cf-bg-deep: #080812;
  --cf-surface: #141420;
  --cf-surface-2: #1E1E2E;
  --cf-surface-3: #252538;
  --cf-border: #2a2a3a;
  --cf-border-light: #3a3a4a;
  --cf-text: #E0E0E0;
  --cf-text-muted: #8888aa;
  --cf-text-dim: #555577;
  --cf-success: #00E676;
  --cf-warning: #FF9100;
  --cf-error: #FF1744;
  --cf-radius: 12px;
  --cf-radius-sm: 8px;
  --cf-radius-xs: 4px;
  --cf-font-heading: 'JetBrains Mono', monospace;
  --cf-font-body: 'Inter', sans-serif;
  --cf-font-accent: 'Space Grotesk', sans-serif;
}

/* --- Base --- */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--cf-font-body);
  background: var(--cf-bg);
  color: var(--cf-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13, 13, 26, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--cf-border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--cf-text);
}

.logo-icon {
  font-size: 24px;
  color: var(--cf-primary);
}

.logo-text {
  font-family: var(--cf-font-heading);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 2px;
}

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

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

.nav-links a {
  color: var(--cf-text-muted);
  text-decoration: none;
  font-size: 14px;
  font-family: var(--cf-font-accent);
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--cf-primary);
}

.nav-cta {
  color: var(--cf-primary) !important;
  font-weight: 600 !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cf-text);
  transition: 0.2s;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 107, 0, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 107, 0, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, black, transparent);
}

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

.hero-badge {
  display: inline-block;
  font-family: var(--cf-font-heading);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--cf-primary);
  border: 1px solid var(--cf-primary);
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--cf-font-heading);
  font-size: clamp(48px, 8vw, 80px);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
}

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

.hero-subtitle {
  font-size: 18px;
  color: var(--cf-text-muted);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-value {
  font-family: var(--cf-font-heading);
  font-size: 32px;
  font-weight: 700;
  color: var(--cf-primary);
}

.stat-label {
  font-size: 12px;
  color: var(--cf-text-dim);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 4px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-trust {
  font-size: 13px;
  color: var(--cf-text-dim);
  font-family: var(--cf-font-heading);
}

.trust-sep {
  margin: 0 8px;
  color: var(--cf-border-light);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--cf-font-accent);
  font-weight: 600;
  font-size: 14px;
  padding: 12px 28px;
  border-radius: var(--cf-radius-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--cf-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--cf-primary-dim);
  box-shadow: 0 0 20px var(--cf-primary-glow);
}

.btn-secondary {
  background: var(--cf-surface-2);
  color: var(--cf-text);
  border: 1px solid var(--cf-border);
}

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

.btn-ghost {
  background: transparent;
  color: var(--cf-text-muted);
  border: 1px solid var(--cf-border);
}

.btn-ghost:hover {
  border-color: var(--cf-text);
  color: var(--cf-text);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 13px;
}

.btn-full {
  width: 100%;
}

/* --- Sections --- */
.section {
  padding: 100px 0;
}

.section-alt {
  background: var(--cf-bg-deep);
}

.section-title {
  font-family: var(--cf-font-heading);
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
}

.section-desc {
  text-align: center;
  color: var(--cf-text-muted);
  max-width: 600px;
  margin: 0 auto 48px;
  font-size: 16px;
}

/* --- Bundle Cards --- */
.bundle-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.bundle-card {
  position: relative;
  background: var(--cf-surface);
  border: 1px solid var(--cf-border);
  border-radius: var(--cf-radius);
  padding: 32px;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.bundle-card:hover {
  border-color: var(--cf-primary);
  box-shadow: 0 0 30px var(--cf-primary-glow);
}

.bundle-featured {
  border-color: var(--cf-accent);
  box-shadow: 0 0 20px rgba(255, 215, 0, 0.15);
}

.bundle-badge {
  position: absolute;
  top: -12px;
  left: 24px;
  background: var(--cf-primary);
  color: #fff;
  font-family: var(--cf-font-heading);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 4px 14px;
  border-radius: 20px;
}

.bundle-badge-gold {
  background: linear-gradient(135deg, var(--cf-accent), var(--cf-primary));
}

.bundle-name {
  font-family: var(--cf-font-heading);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
  margin-top: 8px;
}

.bundle-desc {
  color: var(--cf-text-muted);
  font-size: 14px;
  margin-bottom: 20px;
  line-height: 1.6;
}

.bundle-pricing {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 24px;
}

.bundle-original {
  font-size: 18px;
  color: var(--cf-text-dim);
  text-decoration: line-through;
}

.bundle-price {
  font-family: var(--cf-font-heading);
  font-size: 36px;
  font-weight: 800;
  color: var(--cf-primary);
}

.bundle-includes {
  list-style: none;
  margin-bottom: 24px;
}

.bundle-includes li {
  padding: 8px 0;
  border-bottom: 1px solid var(--cf-border);
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.bundle-includes li:last-child {
  border-bottom: none;
}

.bundle-includes li::before {
  content: "\2713";
  color: var(--cf-success);
  margin-right: 8px;
  font-weight: bold;
}

.include-price {
  color: var(--cf-text-dim);
  font-family: var(--cf-font-heading);
  font-size: 12px;
}

/* --- Filter Tabs --- */
.filter-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  background: var(--cf-surface);
  color: var(--cf-text-muted);
  border: 1px solid var(--cf-border);
  font-family: var(--cf-font-accent);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover {
  border-color: var(--cf-primary);
  color: var(--cf-text);
}

.filter-btn.active {
  background: var(--cf-primary);
  border-color: var(--cf-primary);
  color: #fff;
}

/* --- Product Grid --- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.product-card {
  position: relative;
  background: var(--cf-surface);
  border: 1px solid var(--cf-border);
  border-radius: var(--cf-radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.2s;
}

.product-card:hover {
  border-color: var(--cf-primary);
  box-shadow: 0 0 24px var(--cf-primary-glow);
  transform: translateY(-2px);
}

.product-card.hidden {
  display: none;
}

.product-number {
  position: absolute;
  top: 12px;
  right: 16px;
  font-family: var(--cf-font-heading);
  font-size: 12px;
  color: var(--cf-text-dim);
}

.product-tag {
  display: inline-block;
  font-family: var(--cf-font-heading);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
  width: fit-content;
}

.tag-contracts { background: rgba(255, 107, 0, 0.15); color: var(--cf-primary); }
.tag-frontend { background: rgba(0, 230, 118, 0.15); color: var(--cf-success); }
.tag-tooling { background: rgba(0, 212, 255, 0.15); color: #00d4ff; }
.tag-sdk { background: rgba(156, 100, 255, 0.15); color: #9c64ff; }
.tag-api { background: rgba(255, 215, 0, 0.15); color: var(--cf-accent); }
.tag-hybrid { background: rgba(255, 145, 0, 0.15); color: var(--cf-warning); }

.product-name {
  font-family: var(--cf-font-heading);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}

.product-desc {
  color: var(--cf-text-muted);
  font-size: 13px;
  line-height: 1.6;
  margin-bottom: 16px;
  flex-grow: 1;
}

.product-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.tech-tag {
  font-family: var(--cf-font-heading);
  font-size: 10px;
  color: var(--cf-text-dim);
  background: var(--cf-surface-2);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--cf-border);
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--cf-border);
}

.product-price {
  font-family: var(--cf-font-heading);
  font-size: 22px;
  font-weight: 700;
  color: var(--cf-primary);
}

/* --- Features Grid --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--cf-surface);
  border: 1px solid var(--cf-border);
  border-radius: var(--cf-radius);
  padding: 32px;
  transition: border-color 0.3s;
}

.feature-card:hover {
  border-color: var(--cf-primary);
}

.feature-icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: var(--cf-font-heading);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--cf-text-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* --- Lead Magnets --- */
.lead-magnet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.lead-magnet-card {
  background: var(--cf-surface);
  border: 1px solid var(--cf-border);
  border-radius: var(--cf-radius);
  padding: 32px;
  text-align: center;
}

.lm-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

.lead-magnet-card h3 {
  font-family: var(--cf-font-heading);
  font-size: 16px;
  margin-bottom: 8px;
}

.lead-magnet-card p {
  color: var(--cf-text-muted);
  font-size: 14px;
  margin-bottom: 20px;
}

.lm-form {
  display: flex;
  gap: 8px;
}

.lm-input {
  flex: 1;
  background: var(--cf-surface-2);
  border: 1px solid var(--cf-border);
  border-radius: var(--cf-radius-sm);
  color: var(--cf-text);
  padding: 12px 16px;
  font-size: 14px;
  font-family: var(--cf-font-body);
}

.lm-input:focus {
  outline: none;
  border-color: var(--cf-primary);
}

/* --- Cross-Sell --- */
.cross-sell-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.cross-sell-card {
  background: var(--cf-surface);
  border: 1px solid var(--cf-border);
  border-radius: var(--cf-radius);
  padding: 28px;
  text-decoration: none;
  color: var(--cf-text);
  transition: border-color 0.3s, transform 0.2s;
}

.cross-sell-card:hover {
  border-color: var(--cf-primary);
  transform: translateY(-2px);
}

.cross-sell-card h3 {
  font-family: var(--cf-font-heading);
  font-size: 18px;
  margin-bottom: 8px;
}

.cross-sell-card p {
  color: var(--cf-text-muted);
  font-size: 14px;
  margin-bottom: 12px;
  line-height: 1.6;
}

.cross-sell-link {
  color: var(--cf-primary);
  font-size: 14px;
  font-weight: 600;
}

/* --- Footer --- */
.footer {
  background: var(--cf-bg-deep);
  border-top: 1px solid var(--cf-border);
  padding: 60px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand .logo-icon {
  font-size: 28px;
}

.footer-brand .logo-text {
  font-size: 20px;
}

.footer-tagline {
  color: var(--cf-text-muted);
  font-size: 14px;
  margin-top: 8px;
}

.footer-links h4 {
  font-family: var(--cf-font-heading);
  font-size: 13px;
  color: var(--cf-text);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-links a {
  display: block;
  color: var(--cf-text-muted);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 8px;
  transition: color 0.2s;
}

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

.footer-note {
  color: var(--cf-text-dim);
  font-size: 13px;
  line-height: 1.6;
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--cf-border);
  color: var(--cf-text-dim);
  font-size: 13px;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--cf-bg);
    border-bottom: 1px solid var(--cf-border);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-stats {
    gap: 24px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .lm-form {
    flex-direction: column;
  }

  .hero-trust {
    font-size: 11px;
  }

  .trust-sep {
    display: none;
  }

  .hero-trust {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.6s ease-out forwards;
}