:root {
  --bg: #0f0f0f;
  --surface: #1a1a1a;
  --surface-2: #242424;
  --accent: #f59e0b;
  --accent-dim: rgba(245, 158, 11, 0.12);
  --fg: #f5f5f5;
  --fg-muted: #a3a3a3;
  --fg-dim: #6b6b6b;
  --border: rgba(255,255,255,0.07);
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1100px;
  --gutter: 48px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-name { font-family: var(--font-display); font-size: 22px; letter-spacing: 1px; color: var(--fg); }
.nav-tagline { font-size: 13px; color: var(--fg-muted); letter-spacing: 0.5px; }

/* HERO */
.hero {
  padding: 96px var(--gutter) 80px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.hero-inner { max-width: 780px; }
.hero-label {
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  font-weight: 500;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(52px, 7vw, 88px);
  line-height: 0.95;
  letter-spacing: 2px;
  color: var(--fg);
  margin-bottom: 28px;
}
.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 56px;
  font-weight: 300;
}
.hero-stat-row {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.hero-stat { display: flex; flex-direction: column; gap: 4px; }
.hero-stat-num {
  font-family: var(--font-display);
  font-size: 36px;
  color: var(--accent);
  letter-spacing: 1px;
}
.hero-stat-label { font-size: 13px; color: var(--fg-muted); letter-spacing: 0.5px; }

/* PIPELINES */
.pipelines {
  padding: 80px var(--gutter);
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.pipelines-header { max-width: 680px; margin-bottom: 56px; }
.pipelines-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.pipelines-sub { color: var(--fg-muted); font-size: 16px; line-height: 1.7; }

.pipeline-diagram {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  justify-content: flex-start;
}
.pipeline-node {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px 20px;
  min-width: 140px;
  text-align: center;
}
.pipeline-node-label {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--fg);
  margin: 12px 0 6px;
}
.pipeline-node-desc { font-size: 12px; color: var(--fg-muted); line-height: 1.5; }
.pipeline-arrow { display: flex; align-items: center; padding: 0 8px; }

/* PILLARS */
.pillars { padding: 96px var(--gutter); max-width: var(--max-w); margin: 0 auto; }
.pillars-header { margin-bottom: 56px; }
.pillars-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.pillars-sub { color: var(--fg-muted); font-size: 16px; line-height: 1.7; max-width: 560px; }

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.pillar-card { background: var(--surface); padding: 36px 32px; }
.pillar-card-wide { grid-column: span 2; }
.pillar-num {
  font-family: var(--font-display);
  font-size: 48px;
  color: var(--accent-dim);
  line-height: 1;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.pillar-head {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.pillar-body { font-size: 14px; color: var(--fg-muted); line-height: 1.7; }

/* WORKFLOW */
.workflow { padding: 80px var(--gutter); background: var(--surface); border-top: 1px solid var(--border); }
.workflow-header { max-width: var(--max-w); margin: 0 auto 56px; }
.workflow-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.workflow-sub { color: var(--fg-muted); font-size: 16px; }
.workflow-steps {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.workflow-step-num {
  font-family: var(--font-display);
  font-size: 56px;
  color: var(--accent-dim);
  line-height: 1;
  margin-bottom: 16px;
  letter-spacing: 2px;
}
.workflow-step-title {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 1px;
  margin-bottom: 10px;
}
.workflow-step-body { font-size: 14px; color: var(--fg-muted); line-height: 1.7; }

/* PROOF */
.proof { padding: 80px var(--gutter); max-width: var(--max-w); margin: 0 auto; }
.proof-header { margin-bottom: 48px; }
.proof-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 40px);
  letter-spacing: 1px;
}
.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.proof-card { background: var(--surface); padding: 32px 28px; }
.proof-stat {
  font-family: var(--font-display);
  font-size: 48px;
  color: var(--accent);
  letter-spacing: 1px;
  line-height: 1;
  margin-bottom: 12px;
}
.proof-desc { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }

/* CLOSING */
.closing { padding: 112px var(--gutter); border-top: 1px solid var(--border); }
.closing-inner { max-width: 800px; margin: 0 auto; text-align: center; }
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 64px);
  letter-spacing: 2px;
  line-height: 1.05;
  margin-bottom: 28px;
}
.closing-sub { color: var(--fg-muted); font-size: 18px; line-height: 1.7; max-width: 600px; margin: 0 auto 48px; font-weight: 300; }
.closing-tag { display: inline-block; border: 1px solid var(--accent); border-radius: 2px; padding: 10px 24px; }
.closing-tag-text { font-family: var(--font-display); font-size: 16px; letter-spacing: 3px; color: var(--accent); }

/* FOOTER */
.footer {
  padding: 32px var(--gutter);
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer-brand { display: flex; align-items: center; gap: 8px; }
.footer-name { font-family: var(--font-display); font-size: 16px; letter-spacing: 1px; }
.footer-note { font-size: 13px; color: var(--fg-dim); }

/* RESPONSIVE */
@media (max-width: 900px) {
  :root { --gutter: 24px; }
  .hero-headline { font-size: 52px; }
  .pillars-grid { grid-template-columns: 1fr; }
  .pillar-card-wide { grid-column: span 1; }
  .workflow-steps { grid-template-columns: repeat(2, 1fr); }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .pipeline-diagram { gap: 16px; }
  .pipeline-arrow { display: none; }
}
@media (max-width: 600px) {
  .nav { padding: 16px 20px; }
  .nav-tagline { display: none; }
  .hero { padding: 64px 20px 56px; }
  .hero-stat-row { gap: 24px; }
  .workflow-steps { grid-template-columns: 1fr; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stat-num { font-size: 28px; }
}