:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #1a1a25;
  --fg: #e8e8ed;
  --fg-muted: #8888a0;
  --accent: #5b5bff;
  --accent-glow: rgba(91, 91, 255, 0.15);
  --accent-bright: #7b7bff;
  --green: #00cc88;
  --green-glow: rgba(0, 204, 136, 0.12);
  --red: #ff4466;
  --red-muted: rgba(255, 68, 102, 0.08);
  --border: rgba(255, 255, 255, 0.06);
  --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: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
}

/* ═══ HERO ═══ */
.hero {
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 80px 24px 60px;
  background:
    radial-gradient(ellipse 60% 50% at 20% 50%, var(--accent-glow), transparent),
    radial-gradient(ellipse 40% 40% at 80% 30%, var(--green-glow), transparent),
    var(--bg);
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 80px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--accent-bright);
  background: var(--accent-glow);
  border: 1px solid rgba(91, 91, 255, 0.2);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero h1 {
  font-size: clamp(42px, 5.5vw, 72px);
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}

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

/* Pipeline visualization */
.pipeline-viz {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
}

.pipe-stage {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
}

.pipe-icon {
  font-size: 20px;
  color: var(--fg-muted);
  text-align: center;
}

.pipe-stage span {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15px;
}

.pipe-count {
  font-size: 13px;
  color: var(--fg-muted);
  font-family: var(--font-display);
}

.pipe-stage.active {
  background: var(--green-glow);
  border-radius: 8px;
  padding: 14px 12px;
  margin: 0 -12px;
}

.pipe-stage.active .pipe-icon { color: var(--green); }
.pipe-stage.active span { color: var(--green); }
.pipe-stage.active .pipe-count { color: var(--green); font-weight: 600; }

.pipe-arrow {
  text-align: center;
  color: rgba(255, 255, 255, 0.12);
  font-size: 14px;
  padding: 4px 0;
}

/* ═══ PROBLEM ═══ */
.problem {
  padding: 120px 24px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

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

.problem h2 {
  font-size: clamp(28px, 3.5vw, 44px);
  margin-bottom: 56px;
  letter-spacing: -0.5px;
}

.problem h2 em {
  font-style: normal;
  color: var(--red);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.problem-stat {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
}

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

.problem-kicker {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 600px;
}

/* ═══ HOW ═══ */
.how {
  padding: 120px 24px;
  background: var(--bg-elevated);
}

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

.how h2 {
  font-size: clamp(28px, 3.5vw, 44px);
  margin-bottom: 64px;
  letter-spacing: -0.5px;
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.how-step {
  position: relative;
}

.step-num {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 700;
  color: rgba(91, 91, 255, 0.15);
  margin-bottom: 16px;
  line-height: 1;
}

.how-step h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.how-step p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ═══ NUMBERS ═══ */
.numbers {
  padding: 120px 24px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

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

.numbers-headline h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  margin-bottom: 56px;
  letter-spacing: -0.5px;
}

.numbers-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.compare-col {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.compare-col.new {
  border-color: rgba(91, 91, 255, 0.3);
  background: linear-gradient(180deg, rgba(91, 91, 255, 0.06) 0%, var(--bg-card) 100%);
}

.compare-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.compare-col.new .compare-label { color: var(--accent-bright); }

.compare-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.compare-item:last-child { border-bottom: none; }

.compare-item span {
  font-size: 14px;
  color: var(--fg-muted);
}

.compare-item strong {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
}

.compare-col.old .compare-item strong { color: var(--fg-muted); }
.compare-col.new .compare-item strong { color: var(--green); }

/* ═══ CLOSING ═══ */
.closing {
  padding: 140px 24px;
  background:
    radial-gradient(ellipse 50% 60% at 50% 50%, var(--accent-glow), transparent),
    var(--bg-elevated);
  text-align: center;
}

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

.closing h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  margin-bottom: 32px;
  letter-spacing: -0.5px;
}

.closing-text {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.closing-text:last-child {
  color: var(--fg);
  font-weight: 500;
  margin-bottom: 0;
}

/* ═══ FOOTER ═══ */
.site-footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

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

/* ═══ RESPONSIVE ═══ */
@media (max-width: 768px) {
  .hero { min-height: auto; padding: 60px 20px 48px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .problem-grid { grid-template-columns: 1fr; }
  .how-steps { grid-template-columns: 1fr; gap: 48px; }
  .numbers-compare { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
  .problem { padding: 80px 20px; }
  .how { padding: 80px 20px; }
  .numbers { padding: 80px 20px; }
  .closing { padding: 100px 20px; }
}