/* ===================
   CSS RESET & BASE
   =================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --cream: #F8F6F1;
  --cream-dark: #EDE9E2;
  --charcoal: #1A1A1A;
  --gold: #C8963A;
  --gold-light: #D4AA55;
  --dark: #0E0E0E;
  --dark-mid: #1A1A1A;
  --text-muted: #6B6B6B;
  --text-light: #9A9A9A;
  --white: #FFFFFF;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--cream);
  color: var(--charcoal);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ===================
   TYPOGRAPHY
   =================== */
.section-heading {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--charcoal);
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}

/* ===================
   HEADER
   =================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 246, 241, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(26, 26, 26, 0.06);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  text-decoration: none;
}

.wordmark-vault {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 900;
  font-size: 1.375rem;
  letter-spacing: 0.12em;
  color: var(--charcoal);
}

.wordmark-commerce {
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.header-nav {
  display: flex;
  align-items: center;
}

.nav-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* ===================
   HERO
   =================== */
.hero {
  position: relative;
  min-height: 72vh;
  display: flex;
  align-items: center;
  padding: 6rem 2rem 4rem;
  overflow: hidden;
}

.hero-bg-art {
  position: absolute;
  inset: 0;
  pointer-events: none;
  /* Geometric composition: vault door-inspired angular forms */
  background:
    /* Large angular shape top right */
    radial-gradient(ellipse 60% 50% at 90% 10%, rgba(200, 150, 58, 0.06) 0%, transparent 70%),
    /* Subtle vertical stripe pattern */
    repeating-linear-gradient(
      90deg,
      transparent 0px,
      transparent 79px,
      rgba(26,26,26,0.015) 79px,
      rgba(26,26,26,0.015) 80px
    ),
    /* Warm diagonal accent */
    linear-gradient(135deg, rgba(200, 150, 58, 0.04) 0%, transparent 50%);
}

/* Decorative gold line accent */
.hero::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  width: 4px;
  height: 60%;
  background: linear-gradient(to bottom, transparent, var(--gold), transparent);
  opacity: 0.5;
}

.hero-content {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  position: relative;
}

.hero-eyebrow {
  margin-bottom: 2rem;
}

.eyebrow-tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(200, 150, 58, 0.4);
  padding: 0.35rem 0.875rem;
  border-radius: 2rem;
}

.hero-headline {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 900;
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--charcoal);
  margin-bottom: 2rem;
  max-width: 700px;
}

.hero-headline em {
  font-style: italic;
  font-weight: 400;
  color: var(--gold);
}

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  color: var(--text-muted);
  max-width: 520px;
  line-height: 1.7;
  font-weight: 400;
}

/* ===================
   STATS ROW
   =================== */
.stats-row {
  background: var(--charcoal);
  padding: 4rem 2rem;
}

.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: stretch;
  gap: 0;
}

.stat-block {
  flex: 1;
  padding: 0 3rem;
  text-align: center;
}

.stat-block:first-child { padding-left: 0; }
.stat-block:last-child { padding-right: 0; }

.stat-value {
  display: block;
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: clamp(2.5rem, 4vw, 3.75rem);
  color: var(--gold);
  line-height: 1;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.stat-label {
  display: block;
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.4;
}

.stat-divider {
  width: 1px;
  background: rgba(255,255,255,0.08);
  align-self: stretch;
  flex-shrink: 0;
}

/* ===================
   PLATFORMS
   =================== */
.platforms {
  background: var(--dark);
  padding: 5rem 2rem;
}

.platforms-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.platforms-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  margin-bottom: 2.5rem;
}

.platforms-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.platform-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.platform-name {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 1.75rem;
  letter-spacing: -0.01em;
  color: var(--white);
}

.platform-desc {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.4);
  max-width: 160px;
  line-height: 1.4;
}

.platform-x {
  opacity: 0.4;
}

.platforms-note {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.35);
  max-width: 420px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ===================
   FEATURES
   =================== */
.features {
  background: var(--cream);
  padding: 6rem 2rem;
}

.features-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--white);
  border: 1px solid rgba(26,26,26,0.07);
  border-radius: 4px;
  padding: 2.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(26,26,26,0.08);
}

.feature-icon {
  margin-bottom: 1.5rem;
}

.feature-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--charcoal);
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.feature-body {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ===================
   PROCESS
   =================== */
.process {
  background: var(--cream-dark);
  padding: 6rem 2rem;
}

.process-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.process-steps {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.process-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.step-number {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 900;
  font-size: 2.5rem;
  color: rgba(200, 150, 58, 0.25);
  line-height: 1;
  letter-spacing: -0.02em;
}

.step-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--charcoal);
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.process-arrow {
  display: flex;
  align-items: center;
  padding-top: 1.5rem;
  flex-shrink: 0;
  opacity: 0.5;
}

/* ===================
   MANIFESTO
   =================== */
.manifesto {
  background: var(--dark);
  padding: 8rem 2rem;
  text-align: center;
}

.manifesto-inner {
  max-width: 760px;
  margin: 0 auto;
  position: relative;
}

.manifesto-quote-mark {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 8rem;
  line-height: 0.5;
  color: var(--gold);
  opacity: 0.3;
  margin-bottom: 1.5rem;
  display: block;
}

.manifesto-text {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-style: italic;
  font-weight: 400;
  color: var(--white);
  line-height: 1.5;
  letter-spacing: -0.01em;
  margin-bottom: 2rem;
}

.manifesto-attr {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  opacity: 0.7;
}

/* ===================
   FOOTER
   =================== */
.site-footer {
  background: var(--charcoal);
  padding: 3rem 2rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}

.footer-wordmark {
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-vault {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 900;
  font-size: 1.125rem;
  letter-spacing: 0.12em;
  color: var(--white);
}

.footer-commerce {
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.35);
  text-transform: uppercase;
}

.footer-tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.35);
}

/* ===================
   RESPONSIVE
   =================== */
@media (max-width: 768px) {
  .stats-inner {
    flex-direction: column;
    gap: 2.5rem;
  }

  .stat-divider { display: none; }
  .stat-block { padding: 0; text-align: left; }

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

  .process-steps {
    flex-direction: column;
    gap: 2.5rem;
  }

  .process-arrow {
    transform: rotate(90deg);
    justify-content: center;
    padding: 0;
  }

  .platforms-logos { gap: 2rem; }

  .hero { min-height: 60vh; }
}

@media (max-width: 480px) {
  .header-nav { display: none; }
  .hero { padding: 4rem 1.5rem 3rem; }
  .features, .process { padding: 4rem 1.5rem; }
  .manifesto { padding: 5rem 1.5rem; }
}