:root {
  --bg-primary: #07070d;
  --bg-secondary: #0e0e18;
  --bg-card: #13131f;
  --bg-card-hover: #1a1a2a;
  --text-primary: #eaeaf0;
  --text-secondary: #8b8ba0;
  --text-muted: #5a5a72;
  --accent: #d4a012;
  --accent-glow: rgba(212, 160, 18, 0.15);
  --accent-soft: #c49420;
  --border: rgba(255, 255, 255, 0.06);
  --border-accent: rgba(212, 160, 18, 0.25);
  --font-display: 'Syne', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
}

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

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Hero */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  background:
    radial-gradient(ellipse 70% 50% at 50% 0%, rgba(212, 160, 18, 0.06) 0%, transparent 70%),
    var(--bg-primary);
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 120px;
  background: linear-gradient(to bottom, transparent, var(--accent), transparent);
  opacity: 0.4;
}

.hero-inner {
  max-width: 800px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border-accent);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 40px;
  background: var(--accent-glow);
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 28px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 56px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.stat-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2rem;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Features */
.features {
  padding: 120px 24px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.features-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.features h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 64px;
  color: var(--text-primary);
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 36px;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.feature-card:hover {
  border-color: var(--border-accent);
  background: var(--bg-card-hover);
}

.feature-card-large {
  grid-column: 1 / -1;
}

.feature-icon {
  font-size: 1.4rem;
  color: var(--accent);
  margin-bottom: 20px;
  opacity: 0.8;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* How / Comparison */
.how {
  padding: 120px 24px;
  background: var(--bg-primary);
}

.how-inner {
  max-width: 900px;
  margin: 0 auto;
}

.how h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
  color: var(--text-primary);
}

.comparison {
  display: flex;
  gap: 24px;
  align-items: stretch;
}

.comparison-col {
  flex: 1;
  padding: 36px 32px;
  border-radius: 16px;
  border: 1px solid var(--border);
}

.comparison-old {
  background: var(--bg-secondary);
  opacity: 0.7;
}

.comparison-new {
  background: var(--bg-card);
  border-color: var(--border-accent);
  box-shadow: 0 0 40px rgba(212, 160, 18, 0.06);
}

.col-header {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.comparison-new .col-header {
  color: var(--accent);
}

.comparison-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.comparison-col li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}

.comparison-old li::before {
  content: '\2013';
  position: absolute;
  left: 0;
  color: var(--text-muted);
}

.comparison-new li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

.comparison-arrow {
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  color: var(--text-muted);
  padding: 0 8px;
}

/* Closing */
.closing {
  padding: 140px 24px;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 40% at 50% 100%, rgba(212, 160, 18, 0.05) 0%, transparent 70%),
    var(--bg-secondary);
  border-top: 1px solid var(--border);
}

.closing-inner {
  max-width: 780px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
  color: var(--text-primary);
}

.closing .accent {
  color: var(--accent);
}

.closing-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Footer */
.site-footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  background: var(--bg-primary);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.footer-note {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Mobile */
@media (max-width: 768px) {
  .hero {
    padding: 100px 20px 60px;
    min-height: 80vh;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

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

  .feature-card-large {
    grid-column: auto;
  }

  .feature-card {
    padding: 32px 24px;
  }

  .comparison {
    flex-direction: column;
  }

  .comparison-arrow {
    justify-content: center;
    transform: rotate(90deg);
    padding: 8px 0;
  }

  .comparison-col {
    padding: 28px 24px;
  }

  .closing {
    padding: 100px 20px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-sub {
    font-size: 1rem;
  }
}