:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8888a0;
  --fg-dim: #55556a;
  --accent: #6c5ce7;
  --accent-glow: rgba(108, 92, 231, 0.3);
  --accent-soft: rgba(108, 92, 231, 0.08);
  --green: #00d2a0;
  --green-soft: rgba(0, 210, 160, 0.1);
  --red: #ff6b6b;
  --red-soft: rgba(255, 107, 107, 0.1);
  --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;
}

html {
  scroll-behavior: smooth;
}

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 {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px 60px;
  position: relative;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(108, 92, 231, 0.12) 0%, transparent 70%);
}

.hero-badge {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(108, 92, 231, 0.2);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 40px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 28px;
  background: linear-gradient(180deg, #fff 30%, var(--fg-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 40px;
}

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

.stat-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

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

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

.proof-label, .how-label, .comp-label {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.proof h2, .how h2, .comparison h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -1px;
  margin-bottom: 56px;
}

.proof-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.proof-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: border-color 0.3s;
}

.proof-card:hover {
  border-color: rgba(108, 92, 231, 0.3);
}

.proof-icon {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
}

.proof-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.proof-card p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ===== HOW IT WORKS ===== */
.how {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

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

.pipeline {
  position: relative;
}

.pipeline-step {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}

.step-marker {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 4px;
  flex-shrink: 0;
  position: relative;
}

.step-marker.active {
  background: var(--green);
  box-shadow: 0 0 20px rgba(0, 210, 160, 0.4);
}

.step-pulse {
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border-radius: 50%;
  border: 2px solid var(--green);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0; transform: scale(1.8); }
}

.pipeline-connector {
  width: 2px;
  height: 32px;
  background: linear-gradient(180deg, var(--accent), rgba(108, 92, 231, 0.2));
  margin-left: 7px;
}

.step-content {
  padding-bottom: 8px;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.step-content p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

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

.comparison-inner {
  max-width: 800px;
  margin: 0 auto;
}

.comp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.comp-col {
  border-radius: var(--radius);
  padding: 36px 28px;
}

.comp-old {
  background: var(--red-soft);
  border: 1px solid rgba(255, 107, 107, 0.15);
}

.comp-new {
  background: var(--green-soft);
  border: 1px solid rgba(0, 210, 160, 0.15);
}

.comp-header {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.comp-old .comp-header {
  color: var(--red);
}

.comp-new .comp-header {
  color: var(--green);
}

.comp-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.comp-col li {
  font-size: 0.95rem;
  color: var(--fg-muted);
  padding-left: 20px;
  position: relative;
}

.comp-old li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
}

.comp-new li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

.comp-new li:last-child {
  color: var(--fg);
  font-weight: 500;
}

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

.closing-inner {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.closing-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -1px;
  margin-bottom: 24px;
}

.closing p {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

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

.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: 1.1rem;
  font-weight: 700;
  color: var(--fg);
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-dim);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 60px 20px 40px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
    padding: 20px 28px;
  }

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

  .proof-cards {
    grid-template-columns: 1fr;
  }

  .comp-grid {
    grid-template-columns: 1fr;
  }

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

  .proof, .how, .comparison {
    padding: 60px 20px;
  }

  .closing {
    padding: 80px 20px;
  }
}