/* =========================================
   VendStack — Industrial, Amber, Asymmetric
   ========================================= */

:root {
  --bg: #0e0e0e;
  --bg-2: #161616;
  --bg-3: #1e1e1e;
  --amber: #f59e0b;
  --amber-dim: #b45309;
  --amber-glow: rgba(245, 158, 11, 0.12);
  --white: #fafaf9;
  --gray-1: #e7e5e4;
  --gray-2: #a8a29e;
  --gray-3: #57534e;
  --font-head: 'Syne', sans-serif;
  --font-mono: 'DM Mono', monospace;
}

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

html { scroll-behavior: smooth; }

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

/* ─── NAV ─── */
nav {
  padding: 20px 40px;
  border-bottom: 1px solid rgba(245,158,11,0.15);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1100px;
  margin: 0 auto;
}
.nav-logo {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: var(--amber);
}
.nav-tagline {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray-2);
  letter-spacing: 0.05em;
}

/* ─── HERO ─── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 100px 40px 80px;
}
.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 60px;
  align-items: start;
  position: relative;
  z-index: 1;
}
.hero-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 24px;
  background: var(--amber-glow);
  border: 1px solid rgba(245,158,11,0.3);
  padding: 6px 14px;
  border-radius: 2px;
}
.hero-text h1 {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
  color: var(--white);
}
.hero-lede {
  font-size: 18px;
  color: var(--gray-2);
  line-height: 1.6;
  max-width: 480px;
}
.hero-stat-block {
  border: 1px solid rgba(245,158,11,0.25);
  background: var(--bg-2);
  padding: 36px;
  border-radius: 4px;
  position: relative;
}
.hero-stat-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--amber), transparent);
}
.stat-row {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 28px;
}
.stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.stat-num {
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 500;
  color: var(--amber);
  line-height: 1;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray-2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.hero-cta-line {
  border-top: 1px solid rgba(245,158,11,0.15);
  padding-top: 20px;
}
.hero-cta-line p {
  font-size: 13px;
  color: var(--gray-2);
  font-family: var(--font-mono);
  line-height: 1.5;
}

/* Hero background */
.hero-bg-art {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245,158,11,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,158,11,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.bg-glow {
  position: absolute;
  top: -200px;
  right: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,0.06) 0%, transparent 70%);
}

/* ─── PROOF ─── */
.proof {
  border-top: 1px solid rgba(245,158,11,0.1);
  border-bottom: 1px solid rgba(245,158,11,0.1);
  background: var(--bg-2);
  padding: 48px 40px;
}
.proof-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0;
}
.proof-item {
  flex: 1;
  padding: 0 40px;
}
.proof-item:first-child { padding-left: 0; }
.proof-item:last-child { padding-right: 0; }
.proof-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 500;
  color: var(--amber);
  margin-bottom: 8px;
}
.proof-desc {
  font-size: 13px;
  color: var(--gray-2);
  line-height: 1.5;
}
.proof-divider {
  width: 1px;
  height: 60px;
  background: rgba(245,158,11,0.2);
  flex-shrink: 0;
}

/* ─── MODEL ─── */
.model {
  padding: 100px 40px;
  background: var(--bg);
}
.model-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.model-header {
  margin-bottom: 64px;
}
.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}
.model-header h2 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  max-width: 540px;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  margin-bottom: 64px;
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.1);
}
.step {
  background: var(--bg-2);
  padding: 40px;
}
.step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--amber);
  margin-bottom: 16px;
}
.step h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.step p {
  font-size: 15px;
  color: var(--gray-2);
  line-height: 1.6;
}
.model-rule {
  background: var(--bg-3);
  border: 1px solid rgba(245,158,11,0.15);
  padding: 32px 40px;
}
.rule-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  font-family: var(--font-mono);
  font-size: 14px;
}
.rule-line:last-child { border-bottom: none; }
.rule-line span:first-child {
  color: var(--gray-3);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.rule-line span:last-child {
  color: var(--gray-1);
}

/* ─── MANIFESTO ─── */
.manifesto {
  padding: 100px 40px;
  background: var(--bg-2);
  border-top: 1px solid rgba(245,158,11,0.08);
}
.manifesto-inner {
  max-width: 800px;
  margin: 0 auto;
}
.manifesto blockquote {
  font-size: clamp(22px, 3.5vw, 36px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 32px;
  border-left: 3px solid var(--amber);
  padding-left: 32px;
}
.manifesto-sub {
  font-size: 16px;
  color: var(--gray-2);
  line-height: 1.7;
  margin-bottom: 48px;
}
.manifesto-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
  border: 1px solid rgba(245,158,11,0.3);
  padding: 8px 16px;
  border-radius: 2px;
  letter-spacing: 0.03em;
}

/* ─── CLOSING ─── */
.closing {
  padding: 100px 40px;
  background: var(--bg);
  text-align: center;
}
.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}
.closing h2 {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 28px;
  color: var(--white);
}
.closing p {
  font-size: 18px;
  color: var(--gray-2);
  line-height: 1.6;
  margin-bottom: 16px;
}
.closing-tagline {
  margin-top: 40px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--amber) !important;
  letter-spacing: 0.03em;
}

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid rgba(245,158,11,0.1);
  padding: 32px 40px;
  background: var(--bg-2);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-logo {
  font-weight: 800;
  font-size: 18px;
  color: var(--amber);
  letter-spacing: -0.02em;
}
.footer-sub {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gray-3);
  letter-spacing: 0.05em;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero { padding: 60px 24px 60px; }
  .proof-inner {
    flex-direction: column;
    gap: 32px;
  }
  .proof-item { padding: 0; }
  .proof-divider { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .model { padding: 60px 24px; }
  .manifesto { padding: 60px 24px; }
  .manifesto blockquote { padding-left: 20px; }
  .closing { padding: 60px 24px; }
  .footer-inner { flex-direction: column; gap: 8px; }
  .rule-line { font-size: 12px; }
  nav { padding: 16px 24px; }
}

@media (max-width: 480px) {
  .hero-stat-block { padding: 24px; }
  .stat-num { font-size: 28px; }
  .step { padding: 28px; }
}
/* CTA Button (conversion tracking) */
.cta-btn {
  display: inline-block;
  background: #111;
  color: #fff;
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 15px;
  padding: 14px 32px;
  border-radius: 4px;
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: background 0.2s ease, transform 0.15s ease;
  cursor: pointer;
}
.cta-btn:hover {
  background: #333;
  transform: translateY(-1px);
}
.cta-btn:active {
  transform: translateY(0);
}

.closing-cta-wrap {
  margin-top: 32px;
}