:root {
  --bg: #0a0e17;
  --bg-subtle: #111827;
  --fg: #e8ecf4;
  --fg-muted: #8b95a8;
  --accent: #3b82f6;
  --accent-glow: rgba(59, 130, 246, 0.15);
  --accent-2: #06d6a0;
  --surface: #1a2035;
  --surface-border: rgba(255,255,255,0.06);
  --radius: 16px;
  --radius-sm: 10px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 17px;
  line-height: 1.65;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.15;
}

/* ========== HERO ========== */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, var(--accent-glow) 0%, transparent 70%);
}

.hero-badge {
  display: inline-block;
  padding: 6px 18px;
  border-radius: 100px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 32px;
  font-family: 'Space Grotesk', sans-serif;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  max-width: 800px;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #fff 40%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lede {
  font-size: 1.2rem;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 56px;
}

.hero-btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
}

.hero-btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.hero-btn-primary:hover {
  background: #2563eb;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.hero-btn-secondary {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--surface-border);
}

.hero-btn-secondary:hover {
  border-color: var(--fg-muted);
  transform: translateY(-2px);
}

.hero-visual {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 32px 40px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

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

.stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

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

.problem h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 60px;
  text-align: center;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.problem-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 40px 32px;
}

.problem-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

.problem-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.problem-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
}

/* ========== FEATURES ========== */
.features {
  padding: 120px 24px;
}

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

.features h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 16px;
}

.features-sub {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin-bottom: 60px;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.feature-block {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius);
  padding: 40px 36px;
  transition: border-color 0.3s ease;
}

.feature-block:hover {
  border-color: var(--accent);
}

.feature-large {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--surface) 0%, rgba(59, 130, 246, 0.06) 100%);
}

.feature-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 6px;
  background: var(--accent-glow);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
  font-family: 'Space Grotesk', sans-serif;
}

.feature-block h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.feature-block p {
  color: var(--fg-muted);
  font-size: 0.95rem;
}

/* ========== PROOF ========== */
.proof {
  padding: 120px 24px;
  background: var(--bg-subtle);
}

.proof-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  align-items: center;
}

.proof-text h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 20px;
}

.proof-text p {
  color: var(--fg-muted);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.proof-stats {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.proof-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
}

.proof-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-2);
}

.proof-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* ========== CLOSING ========== */
.closing {
  padding: 140px 24px;
  text-align: center;
  position: relative;
  background: radial-gradient(ellipse 50% 40% at 50% 100%, var(--accent-glow) 0%, transparent 70%);
}

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

.closing h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
  background: linear-gradient(135deg, #fff 30%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.15rem;
}

/* ========== FOOTER ========== */
.site-footer {
  padding: 40px 24px;
  border-top: 1px solid var(--surface-border);
}

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

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
  .feature-large {
    grid-column: 1;
  }
  .proof-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero {
    min-height: auto;
    padding: 80px 20px 60px;
  }
  .stat-card {
    padding: 24px 28px;
  }
  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}