/* =======================
   TOKENS & RESET
   ======================= */
:root {
  --bg: #0a0a0a;
  --surface: #111111;
  --surface-2: #1a1a1a;
  --fg: #f0f0f0;
  --fg-muted: #888888;
  --accent: #c8ff00;
  --accent-dim: rgba(200,255,0,0.12);
  --border: #222222;
}

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

html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* =======================
   NAVBAR
   ======================= */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 28px;
  letter-spacing: 0.06em;
  color: var(--accent);
}
.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* =======================
   HERO
   ======================= */
.hero {
  min-height: calc(100vh - 80px);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 64px 48px;
  gap: 80px;
  border-bottom: 1px solid var(--border);
}
.hero-inner {
  max-width: 720px;
}
.hero-label {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
  font-weight: 600;
}
.hero-headline {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(72px, 10vw, 120px);
  line-height: 0.9;
  letter-spacing: 0.02em;
  color: var(--fg);
  margin-bottom: 32px;
}
.hero-sub {
  font-size: 17px;
  line-height: 1.65;
  color: var(--fg-muted);
  max-width: 520px;
}

.hero-visual {
  display: flex;
  align-items: flex-end;
}
.hero-stat-col {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.hero-stat {
  padding: 28px 36px;
  border-bottom: 1px solid var(--border);
  text-align: right;
  min-width: 200px;
}
.hero-stat:last-child { border-bottom: none; }
.stat-num {
  display: block;
  font-family: 'Bebas Neue', sans-serif;
  font-size: 48px;
  color: var(--accent);
  letter-spacing: 0.04em;
  line-height: 1;
}
.stat-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-top: 6px;
  line-height: 1.4;
}

/* =======================
   PROOF / QUOTE
   ======================= */
.proof {
  padding: 80px 48px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.proof-quote {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}
blockquote {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(24px, 3.5vw, 42px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--fg);
  margin-bottom: 28px;
}
cite {
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-style: normal;
}

/* =======================
   FEATURES
   ======================= */
.features {
  padding: 96px 48px;
  border-bottom: 1px solid var(--border);
}
.features-header {
  margin-bottom: 72px;
}
.features h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 64px;
  letter-spacing: 0.03em;
  color: var(--fg);
  margin-bottom: 12px;
}
.features-sub {
  font-size: 16px;
  color: var(--fg-muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.feature-card {
  background: var(--bg);
  padding: 48px;
}
.feature-icon {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 20px;
}
.feature-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 12px;
}
.feature-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* =======================
   HOW
   ======================= */
.how {
  padding: 96px 48px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.how-inner {
  max-width: 800px;
}
.how h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 56px;
  letter-spacing: 0.03em;
  color: var(--fg);
  margin-bottom: 24px;
}
.how-body {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 48px;
}
.how-tracks {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.track-tag {
  background: var(--accent-dim);
  border: 1px solid rgba(200,255,0,0.25);
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 2px;
}

/* =======================
   CLOSING
   ======================= */
.closing {
  padding: 120px 48px;
  text-align: center;
}
.closing-inner {
  max-width: 640px;
  margin: 0 auto;
}
.closing h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(48px, 7vw, 88px);
  letter-spacing: 0.03em;
  color: var(--fg);
  margin-bottom: 24px;
  line-height: 0.95;
}
.closing-body {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* =======================
   FOOTER
   ======================= */
footer {
  padding: 48px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 20px;
  color: var(--accent);
  letter-spacing: 0.06em;
}
.footer-copy {
  font-size: 13px;
  color: var(--fg-muted);
}
.footer-tag {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

/* =======================
   RESPONSIVE
   ======================= */
@media (max-width: 768px) {
  .navbar { padding: 20px 24px; }
  .hero {
    grid-template-columns: 1fr;
    padding: 48px 24px;
    gap: 48px;
    min-height: auto;
  }
  .hero-headline { font-size: 64px; }
  .hero-visual { display: none; }
  .proof { padding: 60px 24px; }
  .features { padding: 60px 24px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { padding: 32px; }
  .how { padding: 60px 24px; }
  .how h2 { font-size: 40px; }
  .closing { padding: 80px 24px; }
  footer {
    flex-direction: column;
    gap: 12px;
    text-align: center;
    padding: 32px 24px;
  }
}

@media (max-width: 480px) {
  .features h2 { font-size: 48px; }
}

/* =======================
   APP NAV
   ======================= */
.app-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
}
.app-nav-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 24px;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-decoration: none;
}