:root {
  --bg: #0a0a0f;
  --bg-surface: #12121a;
  --bg-card: #1a1a25;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --fg-dim: #5a5a6a;
  --accent: #00e5a0;
  --accent-glow: rgba(0, 229, 160, 0.15);
  --accent-dim: #00b87d;
  --border: #2a2a35;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

* { 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: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 80px 24px 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid rgba(0, 229, 160, 0.25);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 40px;
  position: relative;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 28px;
  position: relative;
}

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

.lede {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 56px;
  position: relative;
}

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

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

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

.stat-label {
  font-size: 13px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}

/* ===== PROBLEM ===== */
.problem {
  padding: 100px 24px;
  background: var(--bg-surface);
}

.problem-inner {
  max-width: 960px;
  margin: 0 auto;
}

.problem h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.problem > .problem-inner > p {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 640px;
  line-height: 1.7;
  margin-bottom: 56px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
}

.problem-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.problem-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ===== FEATURES ===== */
.features {
  padding: 100px 24px;
}

.features-inner {
  max-width: 780px;
  margin: 0 auto;
}

.features-header {
  margin-bottom: 64px;
}

.features-header h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.features-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 520px;
  line-height: 1.7;
}

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

.feature-row {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  padding: 36px 0;
  border-top: 1px solid var(--border);
}

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

.feature-number {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  min-width: 32px;
  padding-top: 4px;
}

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

.feature-content p {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ===== COMPARISON ===== */
.comparison {
  padding: 100px 24px;
  background: var(--bg-surface);
}

.comparison-inner {
  max-width: 780px;
  margin: 0 auto;
}

.comparison h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 48px;
}

.comparison-table {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.comp-header,
.comp-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
}

.comp-header {
  background: var(--bg-card);
}

.comp-col {
  padding: 16px 20px;
  font-size: 15px;
  border-bottom: 1px solid var(--border);
}

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

.comp-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--fg-muted);
}

.comp-label.comp-highlight {
  color: var(--accent);
}

.comp-desc {
  font-weight: 500;
  color: var(--fg);
}

.comp-row .comp-col:nth-child(2) {
  color: var(--fg-muted);
}

.comp-highlight {
  color: var(--accent) !important;
  font-weight: 500;
  background: rgba(0, 229, 160, 0.04);
}

/* ===== CLOSING ===== */
.closing {
  padding: 120px 24px;
  text-align: center;
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 24px;
}

.closing p {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 4px;
}

.footer-sub {
  font-size: 13px;
  color: var(--fg-dim);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero { min-height: 80vh; padding: 60px 20px 40px; }
  .hero-stats { flex-direction: column; gap: 24px; }
  .stat-divider { width: 48px; height: 1px; }
  .problem-grid { grid-template-columns: 1fr; }
  .feature-row { flex-direction: column; gap: 12px; }
  .feature-number { min-width: auto; }
  .comp-header, .comp-row { grid-template-columns: 1fr; }
  .comp-header .comp-col:first-child { display: none; }
  .comp-row .comp-col:first-child { font-weight: 600; border-bottom: none; padding-bottom: 0; }
  .comp-row { border-bottom: 1px solid var(--border); }
  .comp-row:last-child { border-bottom: none; }
  .comparison-table { border-radius: 8px; }
}