:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #1a1a26;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --accent: #4ade80;
  --accent-dim: #22c55e;
  --accent-glow: rgba(74, 222, 128, 0.15);
  --border: #2a2a3a;
  --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: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.section-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}

/* ---- HERO ---- */
.hero {
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 40px;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
  width: fit-content;
  background: var(--accent-glow);
}

.hero h1 {
  font-size: clamp(42px, 7vw, 80px);
  margin-bottom: 28px;
  color: var(--fg);
}

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

.hero-sub {
  font-size: 19px;
  color: var(--fg-muted);
  max-width: 620px;
  line-height: 1.7;
}

/* ---- PROBLEM ---- */
.problem {
  padding: 100px 40px;
  border-top: 1px solid var(--border);
}

.problem-grid {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}

.problem-text h2 {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 20px;
}

.problem-text p {
  color: var(--fg-muted);
  margin-bottom: 14px;
}

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

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.stat-card.accent {
  border-color: var(--accent-dim);
  background: linear-gradient(135deg, var(--accent-glow), var(--bg-card));
}

.stat-number {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  color: var(--fg);
}

.stat-card.accent .stat-number {
  color: var(--accent);
}

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

/* ---- HOW ---- */
.how {
  padding: 100px 40px;
  max-width: 1000px;
  margin: 0 auto;
}

.how h2 {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 48px;
}

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

.how-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 28px;
}

.how-number {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.how-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.how-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ---- NUMBERS ---- */
.numbers {
  padding: 100px 40px;
  border-top: 1px solid var(--border);
}

.numbers-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.numbers h2 {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 48px;
}

.numbers-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.number-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

.num-label {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.4;
}

.numbers-note {
  color: var(--fg-muted);
  font-size: 15px;
  max-width: 700px;
}

/* ---- CLOSING ---- */
.closing {
  padding: 120px 40px;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.closing h2 {
  font-size: clamp(28px, 4.5vw, 48px);
  margin-bottom: 24px;
}

.closing-text {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 40px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

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

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero { padding: 60px 24px; min-height: 70vh; }
  .problem { padding: 64px 24px; }
  .problem-grid { grid-template-columns: 1fr; gap: 40px; }
  .how { padding: 64px 24px; }
  .how-grid { grid-template-columns: 1fr; }
  .numbers { padding: 64px 24px; }
  .numbers-grid { grid-template-columns: repeat(2, 1fr); }
  .closing { padding: 80px 24px; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .numbers-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 36px; }
}