:root {
  --bg: #0a0b0d;
  --bg-elevated: #111318;
  --bg-card: #161922;
  --fg: #e8e9ed;
  --fg-muted: #8b8f9e;
  --fg-dim: #5a5e6e;
  --accent: #22c55e;
  --accent-dim: rgba(34, 197, 94, 0.12);
  --accent-glow: rgba(34, 197, 94, 0.25);
  --border: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);
  --radius: 12px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

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

/* === HERO === */
.hero {
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
  pointer-events: none;
  opacity: 0.4;
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

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

.lede {
  font-size: 18px;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 680px;
  margin-bottom: 56px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-cta-primary {
  display: inline-block;
  background: var(--accent);
  color: #0a0b0d;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 10px;
  text-decoration: none;
  transition: opacity 0.15s;
}

.hero-cta-primary:hover { opacity: 0.88; }

.hero-cta-secondary {
  display: inline-block;
  color: var(--fg-muted);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  padding: 14px 28px;
  border-radius: 10px;
  border: 1px solid var(--border-light);
  text-decoration: none;
  transition: color 0.15s, border-color 0.15s;
}

.hero-cta-secondary:hover { color: var(--fg); border-color: var(--fg-dim); }

.hero-stats {
  display: flex;
  gap: 40px;
  align-items: center;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  color: var(--fg);
}

.stat-label {
  font-size: 13px;
  color: var(--fg-dim);
  letter-spacing: 0.02em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-light);
}

/* === PROBLEM === */
.problem {
  padding: 100px 24px;
  border-top: 1px solid var(--border);
}

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

.problem-label,
.features-label,
.workflow-label {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.problem h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  max-width: 700px;
  margin-bottom: 56px;
}

.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;
}

.problem-icon {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--fg-dim);
  margin-bottom: 20px;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--fg);
}

.problem-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--fg-muted);
}

/* === FEATURES === */
.features {
  padding: 100px 24px;
  border-top: 1px solid var(--border);
}

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

.features h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 64px;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.feature-row {
  display: flex;
  gap: 40px;
  padding: 40px 0;
  border-top: 1px solid var(--border);
  align-items: flex-start;
}

.feature-number {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  min-width: 40px;
  padding-top: 4px;
}

.feature-content h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 10px;
}

.feature-content p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 600px;
}

/* === WORKFLOW === */
.workflow {
  padding: 100px 24px;
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
}

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

.workflow h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 64px;
}

.workflow-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 32px;
}

.workflow-steps::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-dim));
}

.workflow-step {
  position: relative;
  padding: 0 0 48px 0;
}

.workflow-step:last-child {
  padding-bottom: 0;
}

.step-marker {
  position: absolute;
  left: -32px;
  top: 8px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.step-content p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--fg-muted);
}

/* === CLOSING === */
.closing {
  padding: 120px 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}

.closing-text {
  font-size: 17px;
  line-height: 1.8;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.closing-text:last-child {
  margin-bottom: 0;
}

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

.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: 16px;
  font-weight: 600;
  color: var(--fg);
}

.footer-text {
  font-size: 13px;
  color: var(--fg-dim);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero { padding: 80px 20px 60px; }
  .problem, .features, .workflow { padding: 64px 20px; }
  .closing { padding: 80px 20px; }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-row {
    flex-direction: column;
    gap: 12px;
  }

  .hero-stats {
    gap: 24px;
  }

  .stat-divider {
    display: none;
  }

  .stat-number {
    font-size: 26px;
  }

  .lede {
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 32px;
  }

  .hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .problem-card {
    padding: 24px;
  }
}