:root {
  --bg: #0A0A0A;
  --bg-elevated: #141414;
  --bg-card: #1A1A1A;
  --fg: #F5F5F0;
  --fg-dim: #8A8A80;
  --fg-muted: #5A5A54;
  --amber: #E8A838;
  --amber-dim: #C4882A;
  --amber-glow: rgba(232, 168, 56, 0.15);
  --green: #4ADE80;
  --red: #F87171;
  --yellow: #FACC15;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1140px;
  --px: 24px;
}

* { 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 {
  position: relative;
  padding: 120px var(--px) 80px;
  overflow: hidden;
}

.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--amber);
  background: var(--amber-glow);
  border: 1px solid rgba(232, 168, 56, 0.25);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 19px;
  color: var(--fg-dim);
  max-width: 600px;
  line-height: 1.65;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 28px 36px;
  background: var(--bg-elevated);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  max-width: fit-content;
}

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--amber);
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 2px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.08);
}

.hero-glow {
  position: absolute;
  top: -200px;
  right: -150px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--amber-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

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

.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.problem-label,
.features-label,
.how-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--amber);
  margin-bottom: 16px;
}

.problem h2,
.features h2,
.how h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 32px;
  transition: border-color 0.2s;
}

.problem-card:hover {
  border-color: rgba(232, 168, 56, 0.2);
}

.problem-icon {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 20px;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

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

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

.features-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.feature-rows {
  display: flex;
  flex-direction: column;
  gap: 64px;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.feature-row.reverse {
  direction: rtl;
}

.feature-row.reverse > * {
  direction: ltr;
}

.feature-tag {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--amber);
  margin-bottom: 12px;
}

.feature-info h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: 14px;
}

.feature-info p {
  font-size: 16px;
  color: var(--fg-dim);
  line-height: 1.65;
}

/* Terminal mock */
.feature-terminal {
  background: #0C0C0C;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  overflow: hidden;
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot.red { background: #FF5F57; }
.dot.yellow { background: #FEBC2E; }
.dot.green { background: #28C840; }

.terminal-title {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 12px;
  color: var(--fg-muted);
  margin-left: 8px;
}

.terminal-body {
  padding: 20px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 13px;
  line-height: 1.8;
}

.terminal-line { white-space: nowrap; }
.t-gray { color: var(--fg-muted); }
.t-amber { color: var(--amber); }
.t-white { color: var(--fg); }
.t-green { color: var(--green); }
.t-yellow { color: var(--yellow); }
.t-red { color: var(--red); }
.t-dim { color: var(--fg-muted); font-style: italic; }

/* ========== HOW ========== */
.how {
  padding: 100px var(--px);
  background: var(--bg);
}

.how-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.how-sub {
  font-size: 18px;
  color: var(--fg-dim);
  max-width: 560px;
  margin-bottom: 56px;
  line-height: 1.65;
}

.how-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.how-step {
  flex: 1;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
}

.how-connector {
  width: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  color: var(--fg-muted);
  position: relative;
}

.how-connector::after {
  content: '→';
  font-size: 20px;
  color: var(--amber-dim);
}

.step-num {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 16px;
}

.how-step h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.how-step p {
  font-size: 15px;
  color: var(--fg-dim);
  line-height: 1.6;
}

/* ========== CLOSING ========== */
.closing {
  padding: 120px var(--px);
  text-align: center;
  background: var(--bg-elevated);
  position: relative;
  overflow: hidden;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.closing-line {
  width: 60px;
  height: 3px;
  background: var(--amber);
  margin: 0 auto 40px;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.closing-sub {
  font-size: 18px;
  color: var(--fg-dim);
  line-height: 1.65;
  margin-bottom: 32px;
}

.closing-tagline {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--amber);
  font-style: italic;
}

/* ========== FOOTER ========== */
.site-footer {
  padding: 40px var(--px);
  border-top: 1px solid rgba(255,255,255,0.06);
  background: var(--bg);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
}

.footer-sub {
  font-size: 14px;
  color: var(--fg-muted);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .hero { padding: 80px var(--px) 60px; }

  .hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

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

  .feature-row,
  .feature-row.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 24px;
  }

  .how-steps {
    flex-direction: column;
    gap: 16px;
  }

  .how-connector {
    width: auto;
    min-width: auto;
    padding: 8px 0;
  }

  .how-connector::after {
    content: '↓';
  }

  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .terminal-body {
    overflow-x: auto;
  }
}