:root {
  --bg: #0a0f0a;
  --bg-elevated: #131a13;
  --fg: #e8ede8;
  --fg-muted: #8a9a8a;
  --accent: #3ddc84;
  --accent-dim: #2a9e5e;
  --warm: #d4a843;
  --border: #1e2b1e;
  --radius: 12px;
}

* { 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;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* ---- HERO ---- */
.hero {
  padding: 100px 40px 60px;
  max-width: 1200px;
  margin: 0 auto;
}

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

.hero-badge {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  border-radius: 100px;
  padding: 6px 18px;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  margin-bottom: 28px;
  color: var(--fg);
}

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

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 620px;
  line-height: 1.7;
}

.hero-stat-row {
  display: flex;
  gap: 24px;
  margin-top: 56px;
  flex-wrap: wrap;
}

.stat-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 32px;
  flex: 1;
  min-width: 160px;
}

.stat-num {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--warm);
  letter-spacing: -0.03em;
}

.stat-label {
  display: block;
  font-size: 0.88rem;
  color: var(--fg-muted);
  margin-top: 6px;
}

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

.problem-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.problem-left h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--fg);
  position: sticky;
  top: 40px;
}

.problem-right p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  margin-bottom: 20px;
  line-height: 1.75;
}

/* ---- FEATURES ---- */
.features {
  padding: 100px 40px;
  background: var(--bg-elevated);
}

.features-header {
  max-width: 1200px;
  margin: 0 auto 64px;
}

.features-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--fg);
  max-width: 700px;
}

.features-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.feature-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}

.feature-block.feature-large {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto 1fr;
  gap: 0 32px;
}

.feature-block.feature-large .feature-icon {
  grid-row: 1 / -1;
}

.feature-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
}

.feature-block h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--fg);
}

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

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

.scale-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.scale-content {
  max-width: 700px;
}

.scale-content h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  margin-bottom: 24px;
}

.scale-content p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  line-height: 1.75;
  margin-bottom: 32px;
}

.scale-tags {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.tag {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  border-radius: 100px;
  padding: 8px 20px;
  transition: background 0.2s;
}

.tag:hover {
  background: rgba(61, 220, 132, 0.08);
}

/* ---- CLOSING ---- */
.closing {
  padding: 120px 40px;
  background: linear-gradient(180deg, var(--bg) 0%, #0d160d 100%);
  text-align: center;
}

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

.closing h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  color: var(--warm);
  line-height: 1.3;
}

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

.footer-inner {
  max-width: 1200px;
  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;
  color: var(--fg);
}

.footer-loc {
  font-size: 0.88rem;
  color: var(--fg-muted);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero { padding: 60px 24px 40px; }
  .hero-stat-row { flex-direction: column; }
  .problem { padding: 60px 24px; }
  .problem-inner { grid-template-columns: 1fr; gap: 32px; }
  .problem-left h2 { position: static; }
  .features { padding: 60px 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-block.feature-large { grid-template-columns: 1fr; }
  .feature-block.feature-large .feature-icon { grid-row: auto; }
  .scale { padding: 60px 24px; }
  .closing { padding: 80px 24px; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}