:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a26;
  --bg-card-hover: #222233;
  --text-primary: #f0f0f5;
  --text-secondary: #9494a8;
  --text-muted: #6b6b80;
  --accent: #4ade80;
  --accent-glow: rgba(74, 222, 128, 0.15);
  --accent-dim: #2d8a4e;
  --border: #2a2a3a;
  --radius: 12px;
  --radius-sm: 8px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'DM Sans', sans-serif;
  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;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(74, 222, 128, 0.08), transparent),
    var(--bg-primary);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(74, 222, 128, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 32px;
  background: var(--accent-glow);
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

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

.hero-sub {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

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

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

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

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

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

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

.problem-label,
.how-label,
.verticals-label,
.numbers-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
  margin-bottom: 16px;
}

.problem h2,
.how h2,
.verticals h2,
.numbers h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 56px;
  letter-spacing: -0.01em;
  max-width: 700px;
}

.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: 36px 28px;
  transition: background 0.2s, border-color 0.2s;
}

.problem-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-dim);
}

.problem-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
  opacity: 0.7;
}

.problem-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.problem-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

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

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

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

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

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

.step-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  min-width: 60px;
  opacity: 0.3;
}

.step-content h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 8px;
}

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

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

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

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

.vertical-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: border-color 0.2s, transform 0.2s;
}

.vertical-card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-2px);
}

.vertical-emoji {
  font-size: 2rem;
  margin-bottom: 16px;
}

.vertical-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.vertical-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ===== NUMBERS ===== */
.numbers {
  padding: 120px 24px;
  background: var(--bg-primary);
}

.numbers-inner {
  max-width: 900px;
  margin: 0 auto;
}

.numbers-row {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.number-block {
  flex: 1;
  min-width: 180px;
  text-align: center;
  padding: 40px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.number-big {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.number-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.numbers-note {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
  text-align: center;
  max-width: 650px;
  margin: 0 auto;
}

/* ===== CLOSING ===== */
.closing {
  padding: 120px 24px;
  background:
    radial-gradient(ellipse 80% 50% at 50% 120%, rgba(74, 222, 128, 0.06), transparent),
    var(--bg-secondary);
  text-align: center;
}

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

.closing h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.closing h2 em {
  color: var(--accent);
  font-style: normal;
}

.closing-text {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.75;
}

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

.footer-inner {
  max-width: 600px;
  margin: 0 auto;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.footer-tagline {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.footer-contact {
  color: var(--accent);
  font-size: 0.85rem;
}

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

  .verticals-grid {
    grid-template-columns: 1fr;
  }

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

  .step-number {
    font-size: 2rem;
    min-width: auto;
  }

  .hero-stat-row {
    gap: 20px;
  }

  .hero-stat-divider {
    display: none;
  }

  .numbers-row {
    flex-direction: column;
    gap: 16px;
  }

  .number-block {
    min-width: auto;
  }

  .hero {
    min-height: 70vh;
    padding: 60px 20px;
  }

  .problem,
  .how,
  .verticals,
  .numbers,
  .closing {
    padding: 80px 20px;
  }
}