:root {
  --bg: #0C0F14;
  --bg-elevated: #141820;
  --bg-card: #1A1F2B;
  --fg: #E8ECF1;
  --fg-muted: #8B95A8;
  --accent: #F97316;
  --accent-glow: rgba(249, 115, 22, 0.15);
  --border: #2A3040;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---- HERO ---- */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, var(--accent-glow) 0%, transparent 70%),
    var(--bg);
}

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

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 19px;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.6;
}

.hero-stat-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  display: block;
  font-size: 14px;
  color: var(--fg-muted);
  max-width: 200px;
  margin-top: 4px;
}

.hero-stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}

/* ---- PROBLEM ---- */
.problem {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

.problem-inner {
  max-width: 960px;
  margin: 0 auto;
}

.problem-label,
.how-label,
.numbers-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.problem h2,
.how h2,
.numbers h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 48px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
}

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

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.problem-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* ---- HOW IT WORKS ---- */
.how {
  padding: 100px 24px;
  background: var(--bg);
}

.how-inner {
  max-width: 800px;
  margin: 0 auto;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.how-step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
}

.how-step:last-child {
  border-bottom: none;
}

.step-number {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  min-width: 72px;
  opacity: 0.7;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
}

.step-content p {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ---- NUMBERS ---- */
.numbers {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

.numbers-inner {
  max-width: 960px;
  margin: 0 auto;
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.number-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 28px;
  text-align: center;
}

.big-number {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 12px;
}

.number-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* ---- CLOSING ---- */
.closing {
  padding: 120px 24px;
  background:
    radial-gradient(ellipse 70% 50% at 50% 100%, var(--accent-glow) 0%, transparent 70%),
    var(--bg);
  text-align: center;
}

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

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.closing-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 32px 24px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
}

.footer-built {
  font-size: 14px;
  color: var(--fg-muted);
}

.footer-built a {
  color: var(--accent);
  text-decoration: none;
}

.footer-built a:hover {
  text-decoration: underline;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .problem-grid,
  .numbers-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-stat-divider {
    width: 48px;
    height: 1px;
  }

  .how-step {
    flex-direction: column;
    gap: 12px;
  }

  .step-number {
    font-size: 36px;
    min-width: auto;
  }

  .hero {
    min-height: auto;
    padding: 60px 20px 48px;
  }

  .problem,
  .how,
  .numbers {
    padding: 64px 20px;
  }

  .closing {
    padding: 80px 20px;
  }
}