/* VERIDEX Alethia · Web mockup v1 · 2026-05-08
 * Institucional · azul VERIDEX · tipografía editorial
 * Notas: este es un mockup para validar copy y jerarquía visual.
 * El diseño final lo aplicará el equipo de diseño de VERIDEX.
 */

:root {
  --vrx-navy: #0a2540;
  --vrx-navy-deep: #051428;
  --vrx-blue: #1d4ed8;
  --vrx-blue-soft: #eff6ff;
  --vrx-accent: #f59e0b;
  --vrx-text: #0f172a;
  --vrx-text-soft: #475569;
  --vrx-text-muted: #94a3b8;
  --vrx-bg: #ffffff;
  --vrx-bg-soft: #f8fafc;
  --vrx-border: #e2e8f0;
  --vrx-border-strong: #cbd5e1;
  --vrx-success: #059669;
  --vrx-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
  --vrx-serif: 'Source Serif 4', 'Source Serif Pro', Georgia, serif;
  --vrx-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--vrx-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--vrx-text);
  background: var(--vrx-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--vrx-blue); text-decoration: none; transition: opacity .15s ease; }
a:hover { opacity: 0.75; }

/* ============================================
   NAVIGATION
   ============================================ */
.vrx-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: saturate(180%) blur(8px);
  -webkit-backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--vrx-border);
}

.vrx-nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.vrx-brand {
  font-family: var(--vrx-serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--vrx-navy);
  letter-spacing: -0.01em;
}

.vrx-brand span {
  color: var(--vrx-text-soft);
  font-style: italic;
  font-weight: 400;
}

.vrx-nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.vrx-nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--vrx-text);
  letter-spacing: 0.01em;
}

.vrx-nav-links a.active { color: var(--vrx-blue); }

.vrx-lang {
  font-size: 13px;
  font-weight: 500;
  color: var(--vrx-text-muted);
  border-left: 1px solid var(--vrx-border);
  padding-left: 16px;
}

.vrx-lang span.active { color: var(--vrx-text); }

.vrx-cta-nav {
  background: var(--vrx-navy);
  color: white !important;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.vrx-cta-nav:hover { background: var(--vrx-navy-deep); opacity: 1; }

/* ============================================
   LAYOUT
   ============================================ */
.vrx-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 96px 32px;
}

.vrx-section-narrow {
  max-width: 780px;
  margin: 0 auto;
  padding: 96px 32px;
}

.vrx-section--soft { background: var(--vrx-bg-soft); }

.vrx-section--dark {
  background: var(--vrx-navy);
  color: white;
}

.vrx-section--dark .vrx-eyebrow { color: rgba(255,255,255,0.7); }

/* ============================================
   TYPOGRAPHY
   ============================================ */
.vrx-eyebrow {
  font-family: var(--vrx-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--vrx-blue);
  margin-bottom: 24px;
}

.vrx-h1 {
  font-family: var(--vrx-serif);
  font-size: 56px;
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--vrx-navy);
  margin-bottom: 28px;
}

.vrx-h1--xl {
  font-size: 72px;
  line-height: 1.05;
}

.vrx-h2 {
  font-family: var(--vrx-serif);
  font-size: 38px;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--vrx-navy);
  margin-bottom: 24px;
}

.vrx-h3 {
  font-family: var(--vrx-serif);
  font-size: 26px;
  line-height: 1.3;
  font-weight: 600;
  color: var(--vrx-navy);
  margin-bottom: 16px;
}

.vrx-subhead {
  font-family: var(--vrx-serif);
  font-size: 26px;
  line-height: 1.4;
  font-weight: 400;
  font-style: italic;
  color: var(--vrx-text-soft);
  margin-bottom: 32px;
  max-width: 680px;
}

.vrx-lead {
  font-size: 19px;
  line-height: 1.6;
  color: var(--vrx-text-soft);
  margin-bottom: 32px;
  max-width: 720px;
}

.vrx-body p { margin-bottom: 20px; max-width: 720px; }
.vrx-body p:last-child { margin-bottom: 0; }

.vrx-body--narrow p { max-width: 640px; }

/* ============================================
   HERO
   ============================================ */
.vrx-hero {
  padding: 120px 32px 96px;
  max-width: 1100px;
  margin: 0 auto;
}

.vrx-hero-cta-row {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-top: 40px;
  flex-wrap: wrap;
}

.vrx-cta-primary {
  background: var(--vrx-navy);
  color: white !important;
  padding: 16px 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.01em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.vrx-cta-primary:hover { background: var(--vrx-navy-deep); opacity: 1; }

.vrx-cta-secondary {
  color: var(--vrx-navy) !important;
  padding: 16px 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  border: 1px solid var(--vrx-border-strong);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.vrx-cta-secondary:hover { background: var(--vrx-bg-soft); opacity: 1; }

.vrx-cta-arrow { font-size: 18px; }

.vrx-trust-badges {
  margin-top: 56px;
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  font-family: var(--vrx-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--vrx-text-muted);
  text-transform: uppercase;
}

.vrx-trust-badges span::before {
  content: "✓";
  color: var(--vrx-success);
  margin-right: 6px;
}

/* ============================================
   GAP / VISUAL FLOW
   ============================================ */
.vrx-flow {
  margin: 48px 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.vrx-flow-step {
  padding: 24px 16px;
  border-top: 2px solid var(--vrx-border);
  font-family: var(--vrx-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--vrx-text-muted);
}

.vrx-flow-step strong {
  display: block;
  font-family: var(--vrx-serif);
  font-style: normal;
  font-size: 16px;
  letter-spacing: -0.01em;
  text-transform: none;
  color: var(--vrx-navy);
  margin-bottom: 6px;
}

.vrx-flow-step:last-child {
  border-top-color: var(--vrx-blue);
  color: var(--vrx-blue);
}

.vrx-flow-step:last-child strong { color: var(--vrx-blue); }

/* ============================================
   COMPARISON CARDS / GRID
   ============================================ */
.vrx-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 64px;
  margin-top: 48px;
}

.vrx-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.vrx-comparison-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  padding: 20px 0;
  border-bottom: 1px solid var(--vrx-border);
  align-items: center;
}

.vrx-comparison-row:last-child { border-bottom: none; }

.vrx-comparison-old {
  font-size: 16px;
  color: var(--vrx-text-muted);
  text-align: right;
}

.vrx-comparison-new {
  font-size: 16px;
  color: var(--vrx-navy);
  font-weight: 500;
}

.vrx-arrow {
  color: var(--vrx-blue);
  font-family: var(--vrx-mono);
}

/* ============================================
   LAYERS LIST
   ============================================ */
.vrx-layer-list {
  list-style: none;
  margin-top: 32px;
}

.vrx-layer-list li {
  padding: 24px 0;
  border-bottom: 1px solid var(--vrx-border);
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  align-items: start;
}

.vrx-layer-num {
  font-family: var(--vrx-mono);
  font-size: 28px;
  font-weight: 600;
  color: var(--vrx-blue);
  letter-spacing: -0.02em;
}

.vrx-layer-content strong {
  font-family: var(--vrx-serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--vrx-navy);
  display: block;
  margin-bottom: 6px;
}

.vrx-layer-content p {
  font-size: 16px;
  color: var(--vrx-text-soft);
  line-height: 1.6;
}

/* ============================================
   PROOF · ON-CHAIN TX BLOCK
   ============================================ */
.vrx-tx-card {
  background: var(--vrx-navy);
  color: white;
  padding: 40px;
  border-radius: 12px;
  margin: 48px 0;
  font-family: var(--vrx-mono);
  font-size: 14px;
  line-height: 1.8;
  position: relative;
  overflow: hidden;
}

.vrx-tx-card::before {
  content: "ON-CHAIN · CONFIRMED";
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--vrx-accent);
  font-weight: 600;
}

.vrx-tx-card-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 16px;
  padding: 6px 0;
}

.vrx-tx-card-label {
  color: rgba(255,255,255,0.55);
  font-size: 13px;
}

.vrx-tx-card-value {
  word-break: break-all;
  color: white;
  font-size: 13px;
}

.vrx-tx-link {
  margin-top: 24px;
  display: inline-block;
  color: var(--vrx-accent) !important;
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* ============================================
   KPI GRID
   ============================================ */
.vrx-kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 40px;
}

.vrx-kpi {
  padding: 24px;
  background: var(--vrx-bg);
  border: 1px solid var(--vrx-border);
  border-radius: 8px;
}

.vrx-kpi-num {
  font-family: var(--vrx-serif);
  font-size: 40px;
  font-weight: 600;
  color: var(--vrx-blue);
  line-height: 1;
  letter-spacing: -0.02em;
  display: block;
  margin-bottom: 8px;
}

.vrx-kpi-label {
  font-size: 14px;
  color: var(--vrx-text-soft);
}

/* ============================================
   TABLE
   ============================================ */
.vrx-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 32px;
  font-size: 15px;
}

.vrx-table th {
  text-align: left;
  font-family: var(--vrx-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vrx-text-muted);
  padding: 12px 16px 12px 0;
  border-bottom: 2px solid var(--vrx-border-strong);
  font-weight: 600;
}

.vrx-table td {
  padding: 16px 16px 16px 0;
  border-bottom: 1px solid var(--vrx-border);
  vertical-align: top;
  color: var(--vrx-text);
  line-height: 1.5;
}

.vrx-table td:first-child {
  font-weight: 500;
  color: var(--vrx-navy);
  font-family: var(--vrx-serif);
  font-size: 16px;
}

.vrx-table--wide td:first-child { width: 35%; }

/* ============================================
   STACK LAYERS (Where VERIDEX sits)
   ============================================ */
.vrx-stack {
  margin-top: 40px;
  border: 1px solid var(--vrx-border);
  border-radius: 12px;
  overflow: hidden;
}

.vrx-stack-row {
  display: grid;
  grid-template-columns: 80px 1fr 1fr 200px;
  gap: 24px;
  padding: 20px 28px;
  border-bottom: 1px solid var(--vrx-border);
  align-items: center;
  font-size: 15px;
}

.vrx-stack-row:last-child {
  border-bottom: none;
  background: var(--vrx-blue-soft);
  border-top: 2px solid var(--vrx-blue);
}

.vrx-stack-num {
  font-family: var(--vrx-mono);
  font-size: 14px;
  color: var(--vrx-text-muted);
  font-weight: 600;
}

.vrx-stack-row:last-child .vrx-stack-num { color: var(--vrx-blue); }

.vrx-stack-name {
  font-family: var(--vrx-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--vrx-navy);
}

.vrx-stack-row:last-child .vrx-stack-name { color: var(--vrx-blue); }

.vrx-stack-incumbents { color: var(--vrx-text-soft); font-size: 14px; }

.vrx-stack-relation {
  font-family: var(--vrx-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--vrx-text-muted);
  text-align: right;
}

.vrx-stack-row:last-child .vrx-stack-relation {
  color: var(--vrx-blue);
  font-weight: 600;
}

/* ============================================
   ANATOMY BLOCKS (LRP)
   ============================================ */
.vrx-anatomy {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}

.vrx-anatomy-block {
  border-left: 4px solid var(--vrx-blue);
  padding: 20px 24px;
  background: var(--vrx-bg-soft);
  border-radius: 0 8px 8px 0;
}

.vrx-anatomy-block:nth-child(2) { border-left-color: #14b8a6; }
.vrx-anatomy-block:nth-child(3) { border-left-color: #f59e0b; }
.vrx-anatomy-block:nth-child(4) { border-left-color: #8b5cf6; }
.vrx-anatomy-block:nth-child(5) {
  border-left-color: #ec4899;
  grid-column: 1 / -1;
}

.vrx-anatomy-block strong {
  font-family: var(--vrx-serif);
  font-size: 18px;
  display: block;
  color: var(--vrx-navy);
  margin-bottom: 8px;
}

.vrx-anatomy-block p {
  color: var(--vrx-text-soft);
  font-size: 15px;
  line-height: 1.6;
}

/* ============================================
   USE CASE CARDS
   ============================================ */
.vrx-usecase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.vrx-usecase {
  border: 1px solid var(--vrx-border);
  border-radius: 10px;
  padding: 28px;
  transition: all .2s ease;
}

.vrx-usecase:hover {
  border-color: var(--vrx-blue);
  background: var(--vrx-blue-soft);
  transform: translateY(-2px);
}

.vrx-usecase-tag {
  font-family: var(--vrx-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vrx-blue);
  margin-bottom: 12px;
}

.vrx-usecase-headline {
  font-family: var(--vrx-serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--vrx-navy);
  margin-bottom: 12px;
  line-height: 1.3;
}

.vrx-usecase-desc {
  font-size: 14px;
  color: var(--vrx-text-soft);
  line-height: 1.55;
}

.vrx-usecase-link {
  margin-top: 16px;
  display: inline-block;
  font-family: var(--vrx-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--vrx-blue);
}

/* ============================================
   PERSONA SELECTOR (CSS-only, :target based)
   ============================================ */
.vrx-persona-selector {
  margin-top: 40px;
}

.vrx-persona-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--vrx-border);
}

.vrx-persona-pill {
  padding: 12px 20px;
  border: 1px solid var(--vrx-border-strong);
  border-radius: 999px;
  font-family: var(--vrx-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--vrx-text-soft);
  background: white;
  text-decoration: none;
  transition: all .2s ease;
  cursor: pointer;
}

.vrx-persona-pill:hover {
  border-color: var(--vrx-blue);
  color: var(--vrx-blue);
  opacity: 1;
}

.vrx-persona-card {
  padding: 32px;
  background: var(--vrx-bg-soft);
  border-radius: 12px;
  border-left: 4px solid var(--vrx-blue);
  display: none;
}

.vrx-persona-card.default {
  display: block;
}

#persona-fund:target ~ .vrx-persona-card.default,
#persona-bank:target ~ .vrx-persona-card.default,
#persona-tokenizer:target ~ .vrx-persona-card.default,
#persona-compliance:target ~ .vrx-persona-card.default,
#persona-investor:target ~ .vrx-persona-card.default {
  display: none;
}

#persona-fund:target ~ #card-fund,
#persona-bank:target ~ #card-bank,
#persona-tokenizer:target ~ #card-tokenizer,
#persona-compliance:target ~ #card-compliance,
#persona-investor:target ~ #card-investor {
  display: block;
}

.vrx-persona-card h3 {
  font-family: var(--vrx-serif);
  font-size: 24px;
  color: var(--vrx-navy);
  margin-bottom: 16px;
  font-weight: 600;
}

.vrx-persona-card .vrx-persona-tag {
  font-family: var(--vrx-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vrx-blue);
  margin-bottom: 12px;
  display: block;
}

.vrx-persona-card p {
  font-size: 16px;
  color: var(--vrx-text);
  line-height: 1.65;
  margin-bottom: 16px;
}

.vrx-persona-card ul {
  margin: 16px 0;
  padding-left: 24px;
}

.vrx-persona-card li {
  font-size: 15px;
  color: var(--vrx-text-soft);
  line-height: 1.6;
  margin-bottom: 8px;
}

.vrx-persona-card .vrx-persona-cta {
  margin-top: 20px;
  display: inline-block;
  font-family: var(--vrx-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--vrx-blue);
  font-weight: 600;
}

/* ============================================
   FORM
   ============================================ */
.vrx-form {
  background: var(--vrx-bg-soft);
  padding: 48px;
  border-radius: 12px;
  margin-top: 40px;
}

.vrx-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.vrx-form-field { display: flex; flex-direction: column; }

.vrx-form-field label {
  font-family: var(--vrx-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vrx-text-soft);
  margin-bottom: 8px;
  font-weight: 600;
}

.vrx-form-field input,
.vrx-form-field select,
.vrx-form-field textarea {
  font-family: var(--vrx-sans);
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--vrx-border-strong);
  border-radius: 6px;
  background: white;
  color: var(--vrx-text);
}

.vrx-form-field input:focus,
.vrx-form-field select:focus,
.vrx-form-field textarea:focus {
  outline: none;
  border-color: var(--vrx-blue);
  box-shadow: 0 0 0 3px rgba(29,78,216,0.1);
}

.vrx-form-field textarea { resize: vertical; min-height: 100px; }

.vrx-form-submit {
  margin-top: 8px;
  background: var(--vrx-navy);
  color: white;
  border: none;
  padding: 16px 32px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  font-family: var(--vrx-sans);
  letter-spacing: 0.01em;
}

.vrx-form-submit:hover { background: var(--vrx-navy-deep); }

.vrx-form-helper {
  margin-top: 16px;
  font-size: 13px;
  color: var(--vrx-text-muted);
}

/* ============================================
   STEPS LIST (request access)
   ============================================ */
.vrx-steps {
  margin-top: 40px;
}

.vrx-step {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--vrx-border);
}

.vrx-step:last-child { border-bottom: none; }

.vrx-step-num {
  font-family: var(--vrx-mono);
  font-size: 32px;
  font-weight: 600;
  color: var(--vrx-blue);
  line-height: 1;
}

.vrx-step strong {
  font-family: var(--vrx-serif);
  font-size: 19px;
  color: var(--vrx-navy);
  display: block;
  margin-bottom: 6px;
}

.vrx-step p { color: var(--vrx-text-soft); font-size: 15px; line-height: 1.6; }

/* ============================================
   MANIFESTO (editorial)
   ============================================ */
.vrx-manifesto {
  font-family: var(--vrx-serif);
  font-size: 19px;
  line-height: 1.75;
  max-width: 680px;
  margin: 0 auto;
  padding: 96px 32px;
}

.vrx-manifesto h1 {
  font-size: 64px;
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 600;
  color: var(--vrx-navy);
  margin-bottom: 24px;
}

.vrx-manifesto .vrx-subhead {
  font-style: italic;
  color: var(--vrx-text-soft);
  font-size: 24px;
  margin-bottom: 64px;
}

.vrx-manifesto h2 {
  font-size: 28px;
  font-weight: 600;
  color: var(--vrx-navy);
  margin-top: 56px;
  margin-bottom: 20px;
  letter-spacing: -0.015em;
}

.vrx-manifesto p {
  margin-bottom: 24px;
  color: var(--vrx-text);
}

.vrx-manifesto strong {
  color: var(--vrx-navy);
  font-weight: 600;
}

.vrx-manifesto code {
  font-family: var(--vrx-mono);
  font-size: 13px;
  background: var(--vrx-bg-soft);
  padding: 2px 6px;
  border-radius: 4px;
  word-break: break-all;
}

.vrx-manifesto-end {
  margin-top: 80px;
  padding-top: 32px;
  border-top: 1px solid var(--vrx-border);
  font-family: var(--vrx-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--vrx-text-muted);
  text-transform: uppercase;
}

/* ============================================
   FOOTER
   ============================================ */
.vrx-footer {
  background: var(--vrx-navy);
  color: rgba(255,255,255,0.7);
  padding: 64px 32px 40px;
  margin-top: 0;
}

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

.vrx-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.vrx-footer-brand strong {
  font-family: var(--vrx-serif);
  font-size: 22px;
  color: white;
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.vrx-footer-brand p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  max-width: 280px;
  line-height: 1.5;
}

.vrx-footer-col h5 {
  font-family: var(--vrx-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
  font-weight: 600;
}

.vrx-footer-col ul { list-style: none; }
.vrx-footer-col li { margin-bottom: 10px; }

.vrx-footer-col a {
  color: rgba(255,255,255,0.8);
  font-size: 14px;
}

.vrx-footer-col a:hover { color: white; }

.vrx-footer-disclaimer {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  line-height: 1.6;
  max-width: 800px;
}

.vrx-footer-bottom {
  margin-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  font-family: var(--vrx-mono);
  letter-spacing: 0.04em;
}

/* ============================================
   MOCKUP NOTICE BANNER
   ============================================ */
.vrx-mockup-banner {
  background: var(--vrx-accent);
  color: var(--vrx-navy-deep);
  padding: 8px 32px;
  font-family: var(--vrx-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  text-align: center;
}

/* ============================================
   INDEX PAGE (mockup landing)
   ============================================ */
.vrx-index {
  max-width: 900px;
  margin: 0 auto;
  padding: 80px 32px;
}

.vrx-index h1 {
  font-family: var(--vrx-serif);
  font-size: 44px;
  color: var(--vrx-navy);
  margin-bottom: 16px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.vrx-index .subtitle {
  font-size: 18px;
  color: var(--vrx-text-soft);
  margin-bottom: 56px;
  max-width: 640px;
  line-height: 1.6;
}

.vrx-index-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}

.vrx-index-card {
  display: block;
  border: 1px solid var(--vrx-border);
  border-radius: 10px;
  padding: 28px;
  transition: all .2s ease;
  background: white;
}

.vrx-index-card:hover {
  border-color: var(--vrx-blue);
  background: var(--vrx-blue-soft);
  transform: translateY(-2px);
  opacity: 1;
}

.vrx-index-card-tag {
  font-family: var(--vrx-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--vrx-blue);
  margin-bottom: 12px;
}

.vrx-index-card strong {
  font-family: var(--vrx-serif);
  font-size: 22px;
  color: var(--vrx-navy);
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.vrx-index-card p {
  font-size: 14px;
  color: var(--vrx-text-soft);
  line-height: 1.5;
}

.vrx-index-card .vrx-index-route {
  display: block;
  font-family: var(--vrx-mono);
  font-size: 11px;
  color: var(--vrx-text-muted);
  margin-top: 16px;
  letter-spacing: 0.04em;
}

.vrx-index-meta {
  margin-top: 56px;
  padding: 32px;
  background: var(--vrx-bg-soft);
  border-radius: 10px;
  font-size: 14px;
  color: var(--vrx-text-soft);
  line-height: 1.7;
}

.vrx-index-meta strong { color: var(--vrx-navy); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .vrx-h1 { font-size: 40px; }
  .vrx-h1--xl { font-size: 52px; }
  .vrx-h2 { font-size: 30px; }
  .vrx-subhead { font-size: 20px; }
  .vrx-section, .vrx-hero { padding: 64px 24px; }
  .vrx-section-narrow { padding: 64px 24px; }

  .vrx-flow { grid-template-columns: repeat(2, 1fr); }
  .vrx-grid-2, .vrx-grid-3, .vrx-anatomy, .vrx-usecase-grid, .vrx-kpi-grid,
  .vrx-form-row, .vrx-index-grid { grid-template-columns: 1fr; }
  .vrx-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .vrx-stack-row { grid-template-columns: 1fr; gap: 8px; padding: 16px 20px; }
  .vrx-stack-relation { text-align: left; }
  .vrx-anatomy-block:nth-child(5) { grid-column: auto; }
  .vrx-nav-links { display: none; }
}