:root {
  --bg: #0a0f1a;
  --bg-alt: #111827;
  --fg: #f0f4f8;
  --fg-muted: #94a3b8;
  --accent: #34d399;
  --accent-glow: rgba(52, 211, 153, 0.15);
  --accent-dark: #059669;
  --warm: #f59e0b;
  --card-bg: rgba(255,255,255,0.04);
  --card-border: rgba(255,255,255,0.08);
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1200px;
}

* { 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: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === HERO === */
.hero {
  min-height: 90vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 3rem;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 4rem 2rem;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid rgba(52, 211, 153, 0.25);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero h1 .accent {
  background: linear-gradient(135deg, var(--accent), #6ee7b7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 500px;
  line-height: 1.7;
}

/* Hero visual cards */
.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
}

.visual-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  backdrop-filter: blur(10px);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.visual-card:hover {
  transform: translateX(8px);
  border-color: rgba(52, 211, 153, 0.3);
}

.card-icon {
  font-size: 1.6rem;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-glow);
  border-radius: 12px;
  flex-shrink: 0;
}

.card-label {
  font-weight: 600;
  font-size: 0.95rem;
}

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

.card-1 { transform: translateX(0); }
.card-2 { transform: translateX(30px); }
.card-3 { transform: translateX(60px); }

/* === PROBLEM === */
.problem {
  background: var(--bg-alt);
  padding: 6rem 2rem;
}

.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4rem;
  align-items: center;
}

.problem-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.big-number {
  font-family: var(--font-display);
  font-size: clamp(5rem, 10vw, 8rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--warm), #fbbf24);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-size: 1rem;
  color: var(--fg-muted);
  max-width: 180px;
  text-align: center;
  margin-top: 0.5rem;
}

.problem-text h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.2rem;
}

.problem-text p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  margin-bottom: 1rem;
  max-width: 560px;
}

/* === FEATURES === */
.features {
  padding: 6rem 2rem;
  max-width: var(--max-w);
  margin: 0 auto;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 4rem;
  letter-spacing: -0.02em;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.feature-item {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 2.5rem;
  transition: border-color 0.3s ease;
}

.feature-item:hover {
  border-color: rgba(52, 211, 153, 0.3);
}

.feature-large {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(52, 211, 153, 0.06), rgba(52, 211, 153, 0.02));
  border-color: rgba(52, 211, 153, 0.15);
}

.feature-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.feature-item h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.feature-item p {
  color: var(--fg-muted);
  font-size: 1rem;
  line-height: 1.65;
}

/* === NUMBERS === */
.numbers {
  background: var(--bg-alt);
  padding: 5rem 2rem;
}

.numbers-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.number-value {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1.1;
}

.number-desc {
  font-size: 0.95rem;
  color: var(--fg-muted);
  margin-top: 0.5rem;
}

/* === CLOSING === */
.closing {
  padding: 8rem 2rem;
  text-align: center;
}

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

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.closing p {
  font-size: 1.15rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* === FOOTER === */
.site-footer {
  border-top: 1px solid var(--card-border);
  padding: 3rem 2rem;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 0.3rem;
}

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

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 3rem 1.5rem;
    gap: 2.5rem;
  }

  .hero-visual {
    order: -1;
  }

  .card-1, .card-2, .card-3 {
    transform: none;
  }

  .problem-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .problem-text { text-align: left; }
  .problem-text p { max-width: 100%; }

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

  .feature-large {
    grid-column: auto;
  }

  .numbers-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .closing { padding: 5rem 1.5rem; }
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  .hero { padding: 2rem 1rem; }
  .problem { padding: 4rem 1rem; }
  .features { padding: 4rem 1rem; }
  .numbers { padding: 3rem 1rem; }
  .closing { padding: 3rem 1rem; }
}