:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a26;
  --fg-primary: #f0f0f5;
  --fg-secondary: #9898ab;
  --fg-muted: #6b6b80;
  --accent: #ff4d2d;
  --accent-soft: rgba(255, 77, 45, 0.12);
  --accent-glow: rgba(255, 77, 45, 0.25);
  --border: rgba(255, 255, 255, 0.06);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-primary);
  color: var(--fg-primary);
  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;
  padding: 80px 24px 60px;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  width: fit-content;
  padding: 6px 16px;
  border-radius: 100px;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

.hero h1 .accent {
  color: var(--accent);
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-secondary);
  max-width: 640px;
  line-height: 1.7;
  margin-bottom: 40px;
}

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

.tag {
  padding: 8px 18px;
  border-radius: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  color: var(--fg-secondary);
  transition: border-color 0.2s, color 0.2s;
}

.tag:hover {
  border-color: var(--accent);
  color: var(--fg-primary);
}

/* ---- HOW IT WORKS ---- */
.how-it-works {
  padding: 100px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.how-it-works h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 60px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

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

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

.step-number {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--fg-primary);
}

.step p {
  color: var(--fg-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ---- BRANDS ---- */
.brands {
  padding: 100px 24px;
  background: var(--bg-secondary);
}

.brands-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.brands h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.brands-sub {
  color: var(--fg-secondary);
  font-size: 1.05rem;
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: 50px;
}

.brand-categories {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.brand-cat {
  padding: 28px 24px;
  background: var(--bg-primary);
  border-radius: 12px;
  border: 1px solid var(--border);
}

.cat-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
  margin-bottom: 12px;
}

.brand-cat p {
  color: var(--fg-secondary);
  font-size: 0.92rem;
  line-height: 1.5;
}

/* ---- NUMBERS ---- */
.numbers {
  padding: 100px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.numbers h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 60px;
}

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

.stat {
  text-align: left;
}

.stat-value {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 14px;
}

.stat-label {
  color: var(--fg-muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

/* ---- CLOSING ---- */
.closing {
  padding: 120px 24px;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  line-height: 1.15;
}

.closing p {
  color: var(--fg-secondary);
  font-size: 1.1rem;
  line-height: 1.75;
  max-width: 640px;
  margin: 0 auto;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 60px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg-primary);
}

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

/* ---- MOBILE ---- */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 60px 20px 40px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .brand-categories {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 20px;
  }

  .how-it-works,
  .brands,
  .numbers {
    padding: 60px 20px;
  }

  .closing {
    padding: 80px 20px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

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

  .stats-row {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero-tags {
    gap: 8px;
  }

  .tag {
    padding: 6px 14px;
    font-size: 13px;
  }
}