:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8b8b9e;
  --fg-dim: #5a5a6e;
  --accent: #6366f1;
  --accent-light: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.15);
  --gradient: linear-gradient(135deg, #6366f1, #a855f7, #ec4899);
  --border: #1e1e2a;
  --radius: 12px;
}

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

html { scroll-behavior: smooth; }

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, h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 1rem;
  color: var(--fg);
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem 4rem;
  overflow: hidden;
}

.hero-inner {
  max-width: 820px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent-light);
  background: var(--accent-glow);
  border: 1px solid rgba(99, 102, 241, 0.25);
  padding: 0.4rem 1.2rem;
  border-radius: 100px;
  margin-bottom: 2rem;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto 3rem;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.stat { text-align: center; }

.stat-number {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent-light);
}

.stat-label {
  display: block;
  font-size: 0.82rem;
  color: var(--fg-dim);
  margin-top: 0.25rem;
}

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

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

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

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

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.3s;
}

.problem-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
}

.problem-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-light);
  margin-bottom: 1rem;
  opacity: 0.7;
}

.problem-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  color: var(--fg);
}

.problem-card p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ─── FEATURES ─── */
.features {
  padding: 6rem 2rem;
}

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

.features-subtitle {
  font-size: 1.1rem;
  color: var(--fg-muted);
  margin-bottom: 3.5rem;
}

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

.feature-row {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  padding: 2.5rem 0;
  border-top: 1px solid var(--border);
}

.feature-row:last-child {
  border-bottom: 1px solid var(--border);
}

.feature-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-light);
  opacity: 0.6;
  min-width: 30px;
  padding-top: 0.2rem;
}

.feature-content h3 {
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
}

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

/* ─── COMPARISON ─── */
.comparison {
  padding: 6rem 2rem;
  background: var(--bg-elevated);
}

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

.comparison-table {
  margin-top: 2.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.comparison-header,
.comparison-row {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1.2fr;
}

.comparison-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
}

.comparison-header .comp-col {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 1rem 1.25rem;
  color: var(--fg-dim);
}

.comparison-row {
  border-bottom: 1px solid var(--border);
}

.comparison-row:last-child {
  border-bottom: none;
}

.comp-col {
  padding: 1rem 1.25rem;
  font-size: 0.9rem;
}

.comp-label {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  color: var(--fg);
}

.comp-old {
  color: var(--fg-dim);
}

.comp-new {
  color: var(--accent-light);
  font-weight: 500;
}

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

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

.closing h2 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 1.5rem;
}

.closing-text {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.75;
  margin-bottom: 2rem;
}

.closing-tagline {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--accent-light);
}

/* ─── FOOTER ─── */
.site-footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--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;
  color: var(--fg);
}

.footer-note {
  font-size: 0.82rem;
  color: var(--fg-dim);
}

/* ─── MOBILE ─── */
@media (max-width: 768px) {
  .hero { min-height: 80vh; padding: 4rem 1.5rem 3rem; }
  .hero-stats { gap: 1.5rem; }
  .stat-divider { display: none; }
  .stat-number { font-size: 1.8rem; }
  
  .problem { padding: 4rem 1.5rem; }
  .problem-grid { grid-template-columns: 1fr; }
  
  .features { padding: 4rem 1.5rem; }
  .feature-row { flex-direction: column; gap: 0.5rem; }
  .feature-number { min-width: auto; }
  
  .comparison { padding: 4rem 1.5rem; }
  .comparison-header, .comparison-row { grid-template-columns: 1fr; }
  .comparison-header { display: none; }
  .comparison-row { padding: 0.5rem 0; }
  .comp-col { padding: 0.4rem 1.25rem; }
  .comp-label { font-size: 0.95rem; padding-top: 0.8rem; }
  .comp-old::before { content: 'Before: '; font-weight: 600; color: var(--fg-dim); }
  .comp-new::before { content: 'Crewline: '; font-weight: 600; }
  
  .closing { padding: 5rem 1.5rem; }
  
  .footer-inner { flex-direction: column; gap: 0.5rem; text-align: center; }
}