:root {
  --bg: #0a0a0a;
  --fg: #f0efe9;
  --fg-muted: #9a9890;
  --accent: #ff5c35;
  --accent-glow: rgba(255, 92, 53, 0.15);
  --surface: #141414;
  --surface-border: #222;
  --card-bg: #1a1a1a;
  --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;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 80px 10vw;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  border: 1px solid var(--accent);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 88px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 24px;
  max-width: 800px;
}

.hero-sub {
  font-size: 19px;
  color: var(--fg-muted);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  padding: 8px 16px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg-muted);
  letter-spacing: 0.5px;
}

/* === HOW === */
.how {
  padding: 100px 10vw;
  border-top: 1px solid var(--surface-border);
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 600;
  margin-bottom: 60px;
  letter-spacing: -1px;
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

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

.how-step:hover {
  border-color: var(--accent);
}

.step-num {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 20px;
}

.how-step h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
}

.how-step p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.7;
}

/* === CATEGORIES === */
.categories {
  padding: 100px 10vw;
  border-top: 1px solid var(--surface-border);
}

.categories h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 600;
  margin-bottom: 60px;
  letter-spacing: -1px;
}

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

.cat-card {
  padding: 40px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 16px;
  transition: transform 0.2s, border-color 0.3s;
}

.cat-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.cat-icon {
  font-size: 36px;
  margin-bottom: 16px;
}

.cat-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.cat-card p {
  color: var(--fg-muted);
  font-size: 15px;
  line-height: 1.7;
}

/* === NUMBERS === */
.numbers {
  padding: 100px 10vw;
  border-top: 1px solid var(--surface-border);
  background: linear-gradient(180deg, var(--bg) 0%, #0f0e0b 100%);
}

.numbers h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 600;
  margin-bottom: 60px;
  letter-spacing: -1px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.stat {
  text-align: center;
  padding: 40px 20px;
  background: var(--card-bg);
  border: 1px solid var(--surface-border);
  border-radius: 16px;
}

.stat-num {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
}

.stat-label {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* === CLOSING === */
.closing {
  padding: 120px 10vw;
  border-top: 1px solid var(--surface-border);
  text-align: center;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 600;
  max-width: 700px;
  margin: 0 auto 24px;
  letter-spacing: -0.5px;
  line-height: 1.3;
}

.closing p {
  color: var(--fg-muted);
  max-width: 580px;
  margin: 0 auto 16px;
  font-size: 16px;
  line-height: 1.7;
}

.closing-accent {
  color: var(--accent) !important;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px !important;
  margin-top: 32px !important;
}

/* === FOOTER === */
.site-footer {
  padding: 48px 10vw;
  border-top: 1px solid var(--surface-border);
}

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

.footer-brand {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

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

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .how-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .cat-grid {
    grid-template-columns: 1fr;
  }
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (max-width: 600px) {
  .hero {
    padding: 60px 6vw;
    min-height: 80vh;
  }
  .how, .categories, .numbers, .closing {
    padding: 60px 6vw;
  }
  .stats-row {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
  .hero h1 {
    letter-spacing: -1px;
  }
}