:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #1a1a25;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --fg-dim: #5a5a6a;
  --accent: #3b82f6;
  --accent-glow: rgba(59, 130, 246, 0.15);
  --accent-warm: #f59e0b;
  --border: rgba(255,255,255,0.06);
  --radius: 12px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== HERO ===== */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  position: relative;
  overflow: hidden;
  background: 
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(59, 130, 246, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 80%, rgba(245, 158, 11, 0.06) 0%, transparent 50%),
    var(--bg);
}

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

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--accent);
  background: var(--accent-glow);
  padding: 8px 20px;
  border-radius: 100px;
  border: 1px solid rgba(59, 130, 246, 0.2);
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #ffffff 0%, #c8c8d8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 580px;
  margin: 0 auto 48px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 24px 40px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: inline-flex;
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-dim);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* ===== PROBLEM ===== */
.problem {
  padding: 120px 24px;
  background: var(--bg);
}

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

.problem-label,
.how-label,
.verticals-label {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--accent-warm);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.problem h2,
.how h2,
.verticals h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
  color: var(--fg);
}

.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: var(--radius);
  padding: 32px 28px;
  transition: border-color 0.2s;
}

.problem-card:hover {
  border-color: rgba(255,255,255,0.12);
}

.problem-icon {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-warm);
  margin-bottom: 16px;
  opacity: 0.8;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.problem-card p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ===== HOW IT WORKS ===== */
.how {
  padding: 120px 24px;
  background: var(--bg-elevated);
}

.how-inner {
  max-width: 760px;
  margin: 0 auto;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: rgba(59, 130, 246, 0.2);
  line-height: 1;
  min-width: 70px;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.step-content p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===== VERTICALS ===== */
.verticals {
  padding: 120px 24px;
  background: var(--bg);
}

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

.verticals-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.vertical-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.2s, border-color 0.2s;
}

.vertical-card:hover {
  transform: translateY(-2px);
  border-color: rgba(59, 130, 246, 0.2);
}

.vertical-emoji {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.vertical-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.vertical-card p {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ===== CLOSING ===== */
.closing {
  padding: 140px 24px;
  text-align: center;
  background:
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(59, 130, 246, 0.08) 0%, transparent 60%),
    var(--bg-elevated);
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.closing-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.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-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
}

.footer-note {
  font-size: 0.85rem;
  color: var(--fg-dim);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero { min-height: 80vh; padding: 60px 20px; }
  .hero-stats { flex-direction: column; gap: 16px; padding: 24px; }
  .stat-divider { width: 40px; height: 1px; }
  .problem-grid { grid-template-columns: 1fr; }
  .verticals-grid { grid-template-columns: 1fr 1fr; }
  .step { flex-direction: column; gap: 12px; }
  .step-num { font-size: 2rem; min-width: auto; }
  .problem, .how, .verticals { padding: 80px 20px; }
  .closing { padding: 100px 20px; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .verticals-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
}