:root {
  --bg: #0a0a0a;
  --bg-elevated: #141414;
  --bg-card: #1a1a1a;
  --fg: #f0f0f0;
  --fg-muted: #8a8a8a;
  --accent: #ff6b35;
  --accent-glow: rgba(255, 107, 53, 0.15);
  --accent-secondary: #ffd23f;
  --green: #4ade80;
  --radius: 16px;
  --max-w: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Plus Jakarta Sans', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* NAV */
.nav {
  padding: 24px 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.nav-logo span {
  color: var(--accent);
}

.nav-tag {
  font-size: 0.75rem;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 6px 14px;
  border-radius: 100px;
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-eyebrow::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--accent);
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.8rem, 5.5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

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

.hero-sub {
  font-size: 1.2rem;
  color: var(--fg-muted);
  max-width: 480px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 28px 32px;
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent);
}

.stat-card.alt::after {
  background: var(--accent-secondary);
}

.stat-card.green::after {
  background: var(--green);
}

.stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--fg-muted);
}

/* PROBLEM SECTION */
.problem {
  padding: 140px 0;
  position: relative;
}

.problem::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: 80px;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.1));
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.problem-left h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.problem-left h2 em {
  font-style: normal;
  color: var(--accent);
}

.problem-left p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

.problem-right {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.pain-point {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--bg-elevated);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 12px;
  padding: 20px 24px;
}

.pain-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255, 107, 53, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}

.pain-point h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.pain-point p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* SOLUTION / FEATURES */
.features {
  padding: 120px 0;
  background: var(--bg-elevated);
  border-top: 1px solid rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.features-header {
  text-align: center;
  margin-bottom: 80px;
}

.features-header h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.features-header p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 40px 36px;
  transition: border-color 0.3s ease;
}

.feature-card:hover {
  border-color: rgba(255, 107, 53, 0.2);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 24px;
}

.feature-icon.orange { background: rgba(255, 107, 53, 0.12); }
.feature-icon.yellow { background: rgba(255, 210, 63, 0.12); }
.feature-icon.green-bg { background: rgba(74, 222, 128, 0.12); }
.feature-icon.blue { background: rgba(96, 165, 250, 0.12); }

.feature-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* TRACKS SECTION */
.tracks {
  padding: 140px 0;
}

.tracks-header {
  margin-bottom: 64px;
}

.tracks-header h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.tracks-header p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 560px;
}

.tracks-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.track {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.track::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.track.t1::before { background: var(--accent); }
.track.t2::before { background: var(--accent-secondary); }
.track.t3::before { background: var(--green); }
.track.t4::before { background: #60a5fa; }

.track-emoji {
  font-size: 2rem;
  margin-bottom: 16px;
}

.track h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.track p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* CLOSING */
.closing {
  padding: 140px 0;
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.closing h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  position: relative;
}

.closing h2 em {
  font-style: normal;
  color: var(--accent);
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
  position: relative;
}

/* FOOTER */
footer {
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
}

footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
}

.footer-logo span {
  color: var(--accent);
}

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

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-eyebrow { justify-content: center; }
  .hero-sub { margin: 0 auto; }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

  .tracks-list {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  footer .container {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .tracks-list {
    grid-template-columns: 1fr;
  }
}

/* NAV CTA */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 20px;
  background: var(--accent);
  color: #fff;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
}

.nav-cta:hover {
  background: #e55a2b;
  transform: translateY(-1px);
}

/* HERO CTA */
.hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--accent);
  color: #fff;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.25s ease;
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
}

.hero-btn:hover {
  background: #e55a2b;
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(255, 107, 53, 0.4);
}