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

:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e6e1;
  --fg-muted: #8a8890;
  --accent: #e8a23a;
  --accent-glow: rgba(232, 162, 58, 0.15);
  --accent-dim: #c4882e;
  --border: rgba(255,255,255,0.06);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1100px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── NAV ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  color: var(--accent);
  letter-spacing: -0.5px;
  text-decoration: none;
}

.nav-tag {
  font-size: 12px;
  color: var(--fg-muted);
  border: 1px solid var(--border);
  padding: 4px 12px;
  border-radius: 100px;
}

/* ── HERO ── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 140px 32px 100px;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid rgba(232, 162, 58, 0.2);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 40px;
  letter-spacing: 0.5px;
  font-family: var(--font-display);
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.08;
  letter-spacing: -2px;
  max-width: 800px;
  margin-bottom: 28px;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  font-size: 19px;
  color: var(--fg-muted);
  max-width: 540px;
  line-height: 1.6;
}

/* ── METRICS STRIP ── */
.metrics {
  padding: 60px 32px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.metrics-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  text-align: center;
}

.metric-num {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -1px;
  line-height: 1;
}

.metric-label {
  font-size: 14px;
  color: var(--fg-muted);
  margin-top: 8px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ── HOW IT WORKS ── */
.how {
  padding: 120px 32px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 64px;
  max-width: 600px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 32px;
  position: relative;
  transition: border-color 0.3s;
}

.step:hover {
  border-color: rgba(232, 162, 58, 0.3);
}

.step-num {
  font-family: var(--font-display);
  font-size: 64px;
  font-weight: 700;
  color: rgba(232, 162, 58, 0.12);
  line-height: 1;
  margin-bottom: 20px;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.step p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.6;
}

/* ── VERSUS ── */
.versus {
  padding: 120px 32px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.versus h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 64px;
  max-width: 640px;
}

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.compare-col {
  border-radius: 16px;
  padding: 40px 36px;
  border: 1px solid var(--border);
}

.compare-col.old {
  background: var(--bg-elevated);
}

.compare-col.new {
  background: linear-gradient(135deg, rgba(232, 162, 58, 0.08), rgba(232, 162, 58, 0.02));
  border-color: rgba(232, 162, 58, 0.2);
}

.compare-tag {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 24px;
  color: var(--fg-muted);
}

.compare-col.new .compare-tag {
  color: var(--accent);
}

.compare-col ul {
  list-style: none;
  padding: 0;
}

.compare-col li {
  padding: 10px 0;
  font-size: 15px;
  color: var(--fg-muted);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.compare-col li:last-child {
  border-bottom: none;
}

.compare-col.old li::before {
  content: '\00d7';
  color: #e05252;
  font-size: 18px;
  font-weight: 600;
}

.compare-col.new li {
  color: var(--fg);
}

.compare-col.new li::before {
  content: '\2713';
  color: var(--accent);
  font-size: 16px;
  font-weight: 600;
}

/* ── CLOSING ── */
.closing {
  padding: 140px 32px;
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.1;
  max-width: 700px;
  margin: 0 auto 24px;
  position: relative;
}

.closing p {
  color: var(--fg-muted);
  font-size: 18px;
  max-width: 480px;
  margin: 0 auto;
  position: relative;
}

/* ── FOOTER ── */
footer {
  padding: 40px 32px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--fg-muted);
}

.footer-note {
  font-size: 13px;
  color: var(--fg-muted);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .metrics-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .steps {
    grid-template-columns: 1fr;
  }
  .compare-grid {
    grid-template-columns: 1fr;
  }
  .hero {
    padding: 120px 20px 80px;
  }
  .how, .versus {
    padding: 80px 20px;
  }
  .closing {
    padding: 100px 20px;
  }
  .nav {
    padding: 16px 20px;
  }
  .footer-inner {
    flex-direction: column;
    gap: 8px;
  }
}