/* =========================================================
   Mercantil Financial Group — Institutional Design System
   v1.0 — Compliance, Risk & Financial Infrastructure
   ========================================================= */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  /* Surface scale — carbon black to elevated */
  --bg-base: #07070A;
  --bg-surface: #0C0C10;
  --bg-elevated: #131319;
  --bg-raised: #1A1A22;
  --bg-overlay: rgba(7, 7, 10, 0.85);

  /* Borders — barely visible to structural */
  --border-subtle: rgba(255, 255, 255, 0.04);
  --border-default: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --border-active: rgba(200, 16, 46, 0.4);

  /* Text scale */
  --text-primary: #F5F5F7;
  --text-secondary: #A8A8B3;
  --text-tertiary: #6F6F7B;
  --text-quaternary: #4A4A55;

  /* Brand — Mercantil institutional red */
  --accent: #C8102E;
  --accent-hover: #E11838;
  --accent-deep: #8E0B20;
  --accent-glow: rgba(200, 16, 46, 0.25);
  --accent-faint: rgba(200, 16, 46, 0.08);

  /* Semantic — used sparingly in compliance dashboards */
  --signal-positive: #10B981;
  --signal-warning: #F59E0B;
  --signal-critical: #EF4444;
  --signal-info: #3B82F6;
  --signal-neutral: #6B6B72;

  /* Typography */
  --font-sans: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;

  /* Type scale — editorial, tight tracking */
  --text-2xs: 0.6875rem;   /* 11px */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.375rem;     /* 22px */
  --text-2xl: 1.75rem;     /* 28px */
  --text-3xl: 2.25rem;     /* 36px */
  --text-4xl: 3rem;        /* 48px */
  --text-5xl: 4rem;        /* 64px */
  --text-6xl: 5.5rem;      /* 88px */

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --container-max: 1320px;
  --container-narrow: 920px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 180ms;
  --duration-base: 320ms;
  --duration-slow: 600ms;
  --duration-cinematic: 1200ms;

  /* Shadows — subtle, premium */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(200, 16, 46, 0.15);
  --shadow-inset: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* ---------- 2. RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
html, body { min-height: 100%; }
body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-feature-settings: 'cv11', 'ss01', 'ss03';
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video, canvas { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; background: none; border: 0; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; transition: color var(--duration-fast) var(--ease-out); }
::selection { background: var(--accent); color: #fff; }

/* Scrollbar — institutional restraint */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--bg-raised); border-radius: 4px; border: 2px solid var(--bg-base); }
::-webkit-scrollbar-thumb:hover { background: var(--border-strong); }

/* ---------- 3. TYPOGRAPHY ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}
.eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}
.eyebrow.muted { color: var(--text-tertiary); }
.eyebrow.muted::before { background: var(--text-quaternary); }

h1, h2, h3, h4 {
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--text-primary);
}
h1 { font-size: clamp(2.5rem, 6vw, var(--text-6xl)); font-weight: 300; letter-spacing: -0.035em; }
h2 { font-size: clamp(2rem, 4.5vw, var(--text-5xl)); font-weight: 300; letter-spacing: -0.03em; }
h3 { font-size: clamp(1.5rem, 3vw, var(--text-3xl)); font-weight: 400; letter-spacing: -0.025em; }
h4 { font-size: var(--text-xl); font-weight: 500; letter-spacing: -0.015em; }

p { color: var(--text-secondary); line-height: 1.65; max-width: 64ch; }
strong { color: var(--text-primary); font-weight: 500; }
.lede { font-size: var(--text-lg); color: var(--text-secondary); line-height: 1.6; max-width: 60ch; }

.mono { font-family: var(--font-mono); font-size: 0.92em; letter-spacing: -0.01em; }
.tabular { font-variant-numeric: tabular-nums; }

/* ---------- 4. LAYOUT ---------- */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-8); }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--space-8); }
@media (max-width: 768px) {
  .container, .container-narrow { padding: 0 var(--space-5); }
}

section { padding: var(--space-24) 0; position: relative; }
@media (max-width: 768px) { section { padding: var(--space-16) 0; } }

.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-default), transparent);
}

/* ---------- 5. BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.875rem 1.5rem;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
  position: relative;
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.12), 0 1px 0 rgba(0,0,0,0.4);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.16), 0 8px 24px var(--accent-glow);
}
.btn-secondary {
  background: rgba(255,255,255,0.04);
  color: var(--text-primary);
  border: 1px solid var(--border-default);
  backdrop-filter: blur(8px);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.07);
  border-color: var(--border-strong);
}
.btn-ghost {
  color: var(--text-secondary);
  padding: 0.5rem 0.75rem;
}
.btn-ghost:hover { color: var(--text-primary); }
.btn-arrow::after {
  content: '→';
  transition: transform var(--duration-fast) var(--ease-out);
  font-family: var(--font-mono);
}
.btn-arrow:hover::after { transform: translateX(4px); }

/* ---------- 6. CARDS ---------- */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--duration-base) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.card:hover {
  border-color: var(--border-strong);
  background: var(--bg-elevated);
}
.card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-faint);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-md);
  color: var(--accent);
  margin-bottom: var(--space-6);
}
.card-icon svg { width: 20px; height: 20px; }
.card h3 { font-size: var(--text-xl); margin-bottom: var(--space-3); font-weight: 500; }
.card p { font-size: var(--text-sm); color: var(--text-secondary); }
.card-list {
  list-style: none;
  margin-top: var(--space-5);
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-5);
}
.card-list li {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  padding: var(--space-2) 0;
  letter-spacing: -0.005em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.card-list li::before {
  content: '';
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ---------- 7. NAV ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(7, 7, 10, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--duration-base) var(--ease-out);
}
.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-8);
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.nav-brand-mark {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 13px;
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.2);
}
.nav-brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.nav-brand-text small { color: var(--text-tertiary); font-size: 10px; font-weight: 400; letter-spacing: 0.05em; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: var(--space-2); }
.nav-link {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-sm);
  transition: all var(--duration-fast) var(--ease-out);
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); }
.nav-cta { display: flex; align-items: center; gap: var(--space-3); }
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-cta .btn-ghost { display: none; }
}
@media (max-width: 768px) {
  .nav-inner { padding: 0 var(--space-5); height: 60px; }
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}
@media (max-width: 1024px) { .nav-toggle { display: flex; } }

/* ---------- 8. HERO ---------- */
.hero {
  min-height: 100vh;
  padding-top: 120px;
  padding-bottom: var(--space-16);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: center;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 75%);
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(200,16,46,0.18), transparent 60%);
  pointer-events: none;
  filter: blur(40px);
}
.hero-noise {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero-content { position: relative; z-index: 2; max-width: 920px; }
.hero h1 { margin-bottom: var(--space-6); }
.hero h1 .accent { color: var(--accent); }
.hero h1 .muted { color: var(--text-tertiary); }
.hero-lede { font-size: var(--text-lg); color: var(--text-secondary); max-width: 640px; margin-bottom: var(--space-8); line-height: 1.6; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.hero-meta {
  position: relative;
  z-index: 2;
  margin-top: var(--space-20);
  padding-top: var(--space-8);
  border-top: 1px solid var(--border-subtle);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}
@media (max-width: 768px) { .hero-meta { grid-template-columns: repeat(2, 1fr); gap: var(--space-6); } }
.hero-meta-item .label { font-family: var(--font-mono); font-size: var(--text-2xs); color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: var(--space-2); }
.hero-meta-item .value { font-size: var(--text-2xl); font-weight: 300; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.hero-meta-item .value .unit { color: var(--text-tertiary); font-size: var(--text-base); margin-left: var(--space-1); }

/* ---------- 9. SECTION HEADERS ---------- */
.section-header { margin-bottom: var(--space-16); max-width: 760px; }
.section-header .eyebrow { margin-bottom: var(--space-6); }
.section-header h2 { margin-bottom: var(--space-5); }
.section-header p { font-size: var(--text-lg); color: var(--text-secondary); }

/* ---------- 10. GRID HELPERS ---------- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- 11. COMPLIANCE COMMAND CENTER ---------- */
.terminal {
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg-surface));
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-inset);
  position: relative;
}
.terminal::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--accent-faint), transparent 60%);
  pointer-events: none;
}
.terminal-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-default);
  background: var(--bg-base);
  position: relative;
}
.terminal-bar-left { display: flex; align-items: center; gap: var(--space-4); }
.terminal-dots { display: flex; gap: 6px; }
.terminal-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--bg-raised); }
.terminal-title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.terminal-status { display: flex; align-items: center; gap: var(--space-2); font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-secondary); }
.terminal-status::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal-positive);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.terminal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1px;
  background: var(--border-default);
  position: relative;
}
@media (max-width: 1024px) { .terminal-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .terminal-grid { grid-template-columns: 1fr; } }
.terminal-panel {
  background: var(--bg-surface);
  padding: var(--space-6);
  min-height: 200px;
  position: relative;
}
.terminal-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-5);
}
.terminal-panel-title {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.terminal-panel-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 3px;
  background: var(--accent-faint);
  color: var(--accent);
  border: 1px solid var(--border-active);
}
.kpi { font-size: var(--text-3xl); font-weight: 300; letter-spacing: -0.025em; font-variant-numeric: tabular-nums; margin-bottom: var(--space-2); }
.kpi-delta { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--signal-positive); }
.kpi-delta.down { color: var(--signal-critical); }
.kpi-sub { font-family: var(--font-mono); font-size: var(--text-2xs); color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.08em; margin-top: var(--space-4); }

.alert-feed { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-4); }
.alert-row {
  display: grid;
  grid-template-columns: 12px 1fr auto;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  border-bottom: 1px dashed var(--border-subtle);
}
.alert-row:last-child { border-bottom: 0; }
.alert-dot {
  width: 6px; height: 6px; border-radius: 50%;
}
.alert-dot.critical { background: var(--signal-critical); box-shadow: 0 0 0 3px rgba(239,68,68,0.2); }
.alert-dot.warning { background: var(--signal-warning); }
.alert-dot.info { background: var(--signal-info); }
.alert-dot.positive { background: var(--signal-positive); }
.alert-label { color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.alert-meta { color: var(--text-quaternary); font-size: 10px; }

/* Heatmap */
.heatmap { display: grid; grid-template-columns: repeat(12, 1fr); gap: 3px; margin-top: var(--space-4); }
.heatmap-cell {
  aspect-ratio: 1;
  border-radius: 2px;
  background: rgba(200, 16, 46, 0.08);
  transition: all 600ms var(--ease-out);
}
.heatmap-cell.h1 { background: rgba(200, 16, 46, 0.18); }
.heatmap-cell.h2 { background: rgba(200, 16, 46, 0.32); }
.heatmap-cell.h3 { background: rgba(200, 16, 46, 0.55); }
.heatmap-cell.h4 { background: rgba(200, 16, 46, 0.85); }

/* Bar chart simple */
.barchart { display: flex; align-items: flex-end; gap: 4px; height: 80px; margin-top: var(--space-4); }
.bar {
  flex: 1;
  background: linear-gradient(180deg, var(--accent), var(--accent-deep));
  border-radius: 2px 2px 0 0;
  min-height: 4px;
  opacity: 0.85;
  transition: all 600ms var(--ease-out);
}
.bar:hover { opacity: 1; box-shadow: 0 0 12px var(--accent-glow); }

/* Sparkline */
.sparkline { width: 100%; height: 40px; margin-top: var(--space-3); }
.sparkline path { fill: none; stroke: var(--accent); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.sparkline .area { fill: url(#sparkgrad); stroke: none; }

/* ---------- 12. JURISDICTION MAP ---------- */
.jurisdiction-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--border-default);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.jurisdiction-cell {
  background: var(--bg-surface);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: background var(--duration-fast);
}
.jurisdiction-cell:hover { background: var(--bg-elevated); }
.jurisdiction-cell .code { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--accent); letter-spacing: 0.12em; }
.jurisdiction-cell .name { font-size: var(--text-sm); color: var(--text-primary); font-weight: 500; }
.jurisdiction-cell .status { font-family: var(--font-mono); font-size: 10px; color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.08em; display: flex; align-items: center; gap: var(--space-2); margin-top: var(--space-2); }
.jurisdiction-cell .status::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--signal-positive); }
.jurisdiction-cell .status.partner::before { background: var(--signal-info); }

/* ---------- 13. ISO BADGES ---------- */
.iso-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
}
.iso-badge {
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  background: var(--bg-surface);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: border-color var(--duration-fast);
}
.iso-badge:hover { border-color: var(--border-active); }
.iso-badge .code {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-primary);
  letter-spacing: 0.04em;
  font-weight: 500;
}
.iso-badge .desc { font-size: var(--text-xs); color: var(--text-tertiary); }
.iso-badge .meta { font-family: var(--font-mono); font-size: 10px; color: var(--text-quaternary); text-transform: uppercase; letter-spacing: 0.1em; margin-top: var(--space-3); padding-top: var(--space-3); border-top: 1px solid var(--border-subtle); }

/* ---------- 14. SPLIT FEATURE ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}
.split.reverse > div:first-child { order: 2; }
@media (max-width: 1024px) {
  .split { grid-template-columns: 1fr; gap: var(--space-12); }
  .split.reverse > div:first-child { order: 0; }
}
.split-feature-list { list-style: none; display: flex; flex-direction: column; gap: var(--space-5); margin-top: var(--space-8); }
.split-feature-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--border-subtle);
}
.split-feature-list li:last-child { border-bottom: 0; }
.split-feature-list .icon {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border-active);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  background: var(--accent-faint);
}
.split-feature-list .icon svg { width: 14px; height: 14px; }
.split-feature-list h4 { font-size: var(--text-base); font-weight: 500; margin-bottom: var(--space-1); color: var(--text-primary); }
.split-feature-list p { font-size: var(--text-sm); color: var(--text-secondary); margin: 0; }

/* ---------- 15. INSIGHTS / EDITORIAL ---------- */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
@media (max-width: 1024px) { .article-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .article-grid { grid-template-columns: 1fr; } }
.article {
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  background: var(--bg-surface);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: all var(--duration-base) var(--ease-out);
  min-height: 280px;
}
.article:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}
.article-meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.article-meta .topic { color: var(--accent); }
.article h3 { font-size: var(--text-xl); font-weight: 500; letter-spacing: -0.015em; line-height: 1.3; }
.article p { font-size: var(--text-sm); color: var(--text-secondary); flex: 1; }
.article-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  margin-top: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-subtle);
}

/* Featured article */
.article-feature {
  grid-column: span 2;
  background: linear-gradient(135deg, var(--bg-elevated), var(--bg-surface));
  border-color: var(--border-active);
  min-height: 360px;
}
@media (max-width: 1024px) { .article-feature { grid-column: span 2; } }
@media (max-width: 640px) { .article-feature { grid-column: span 1; } }
.article-feature h3 { font-size: var(--text-2xl); }

/* ---------- 16. TIMELINE ---------- */
.timeline {
  position: relative;
  padding-left: var(--space-12);
}
.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), var(--border-default) 50%, transparent);
}
.timeline-item { position: relative; padding-bottom: var(--space-12); }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -36px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--bg-base);
  border: 2px solid var(--accent);
}
.timeline-year {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}
.timeline-title { font-size: var(--text-xl); font-weight: 500; margin-bottom: var(--space-2); color: var(--text-primary); }
.timeline-desc { font-size: var(--text-sm); color: var(--text-secondary); max-width: 60ch; }

/* ---------- 17. FOOTER ---------- */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-20) 0 var(--space-12);
  margin-top: var(--space-32);
  background: linear-gradient(180deg, transparent, rgba(200,16,46,0.02));
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-10); }
}
.footer-col h5 {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-5);
  font-weight: 500;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col a { font-size: var(--text-sm); color: var(--text-secondary); }
.footer-col a:hover { color: var(--text-primary); }
.footer-brand p { font-size: var(--text-sm); color: var(--text-tertiary); max-width: 40ch; margin-top: var(--space-4); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-8);
  border-top: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--text-quaternary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ---------- 18. UTILITIES ---------- */
.gradient-text {
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-tertiary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.fade-edge-bottom {
  mask-image: linear-gradient(180deg, #000 70%, transparent);
  -webkit-mask-image: linear-gradient(180deg, #000 70%, transparent);
}
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-default), transparent);
  margin: var(--space-16) 0;
}

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 320ms; }

/* Marquee / logo strip */
.logo-strip {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  opacity: 0.4;
  filter: grayscale(100%);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  flex-wrap: wrap;
  justify-content: center;
}
.logo-strip span { white-space: nowrap; }
.logo-strip-label {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  text-align: center;
  margin-bottom: var(--space-6);
}

/* CTA banner */
.cta-banner {
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--space-16);
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, var(--accent-faint), transparent 70%),
    var(--bg-surface);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner h2 { font-size: clamp(1.75rem, 4vw, 3rem); margin-bottom: var(--space-5); }
.cta-banner p { font-size: var(--text-lg); color: var(--text-secondary); max-width: 56ch; margin: 0 auto var(--space-8); }
.cta-banner .actions { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; }

/* Inline data row */
.data-row {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: var(--text-sm);
  align-items: center;
}
.data-row:last-child { border: 0; }
.data-row .key { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-tertiary); text-transform: uppercase; letter-spacing: 0.08em; }
.data-row .val { color: var(--text-primary); }
.data-row .meta { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-tertiary); }

/* Form */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
@media (max-width: 768px) { .form-grid { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field.full { grid-column: 1 / -1; }
.field label {
  font-family: var(--font-mono);
  font-size: var(--text-2xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}
.field input, .field select, .field textarea {
  padding: 0.75rem 1rem;
  background: var(--bg-base);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--text-primary);
  transition: border-color var(--duration-fast);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.field textarea { resize: vertical; min-height: 120px; font-family: inherit; }

/* Tag */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
}
.tag.accent { background: var(--accent-faint); color: var(--accent); border-color: var(--border-active); }

/* Watermark grid pattern for sections */
.section-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, transparent, #000 30%, #000 70%, transparent);
  pointer-events: none;
}

/* Hide on small screens */
@media (max-width: 640px) { .hide-mobile { display: none !important; } }
@media (min-width: 641px) { .show-mobile { display: none !important; } }

/* =========================================================
   19. RESPONSIVE — comprehensive mobile/tablet refinements
   ========================================================= */

/* Tablet (1024px and below) */
@media (max-width: 1024px) {
  .hero-meta { grid-template-columns: repeat(2, 1fr) !important; gap: var(--space-6); }
  .terminal-grid > .terminal-panel[style*="grid-column: span 2"] { grid-column: span 2 !important; }
  /* Featured insights grid 2fr/1fr stacks */
  section .container > div[style*="grid-template-columns: 2fr 1fr"],
  section .container > div[style*="grid-template-columns: 1fr 1.4fr"] {
    grid-template-columns: 1fr !important;
    gap: var(--space-10) !important;
  }
}

/* Mobile (768px and below) */
@media (max-width: 768px) {
  /* Hero */
  .hero { padding-top: 96px; min-height: auto; }
  .hero h1 { font-size: clamp(2rem, 8vw, 3rem) !important; line-height: 1.1; }
  .hero-lede { font-size: var(--text-base); }
  .hero-meta { margin-top: var(--space-12); gap: var(--space-5); }
  .hero-meta-item .value { font-size: var(--text-xl); }
  .hero-actions { gap: var(--space-2); }
  .hero-actions .btn { width: 100%; justify-content: center; padding: 0.875rem 1rem; }

  /* Sections */
  section { padding: var(--space-12) 0; }

  /* Cards / grids — collapse to single column */
  .card { padding: var(--space-5); }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr !important; gap: var(--space-3); }

  /* Terminal */
  .terminal-grid { grid-template-columns: 1fr !important; }
  .terminal-grid > .terminal-panel[style*="grid-column: span 2"] { grid-column: span 1 !important; }
  .terminal-panel { padding: var(--space-5); min-height: auto; }
  .terminal-bar { padding: var(--space-3) var(--space-4); }
  .terminal-title { font-size: 10px; }
  .kpi { font-size: var(--text-2xl); }
  .heatmap { grid-template-columns: repeat(8, 1fr); }

  /* Split sections */
  .split { gap: var(--space-10) !important; }
  .split-feature-list li { grid-template-columns: 24px 1fr; gap: var(--space-3); padding: var(--space-4) 0; }

  /* Timeline */
  .timeline { padding-left: var(--space-8); }
  .timeline::before { left: 7px; }
  .timeline-item::before { left: -29px; width: 9px; height: 9px; }
  .timeline-item { padding-bottom: var(--space-8); }
  .timeline-title { font-size: var(--text-lg); }

  /* Footer */
  .footer { padding: var(--space-12) 0 var(--space-8); margin-top: var(--space-16); }
  .footer-grid { grid-template-columns: 1fr 1fr !important; gap: var(--space-6); margin-bottom: var(--space-10); }
  .footer-col h5 { margin-bottom: var(--space-3); }
  .footer-col ul { gap: var(--space-2); }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { font-size: 9px; flex-direction: column; align-items: flex-start; gap: var(--space-2); }

  /* CTA banner */
  .cta-banner { padding: var(--space-10) var(--space-5); }
  .cta-banner h2 { font-size: clamp(1.5rem, 6vw, 2rem) !important; }
  .cta-banner p { font-size: var(--text-base); }
  .cta-banner .actions .btn { width: 100%; justify-content: center; }

  /* Form */
  .form-grid { grid-template-columns: 1fr !important; gap: var(--space-4); }

  /* Section headers */
  .section-header { margin-bottom: var(--space-10); }
  .section-header h2 { font-size: clamp(1.5rem, 7vw, 2.25rem); }

  /* Nav */
  .nav-inner { padding: 0 var(--space-4); height: 58px; }
  .nav-brand-text { font-size: 13px; }
  .nav-brand-text small { font-size: 9px; }
  .nav-cta .btn-primary { padding: 0.625rem 1rem; font-size: 12px; }

  /* Mobile menu open state */
  .nav-links.mobile-open {
    display: flex !important;
    position: fixed !important;
    top: 58px !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    flex-direction: column !important;
    background: var(--bg-base) !important;
    padding: var(--space-8) var(--space-5) !important;
    gap: 0 !important;
    border-top: 1px solid var(--border-default);
    overflow-y: auto;
    z-index: 99;
  }
  .nav-links.mobile-open .nav-link {
    padding: var(--space-4) 0 !important;
    border-bottom: 1px solid var(--border-subtle);
    font-size: var(--text-base) !important;
    color: var(--text-primary) !important;
  }

  /* Hide some heavy panels on mobile to keep performance reasonable */
  .hero-noise { display: none; }

  /* Logo strip becomes vertical-friendly */
  .logo-strip { gap: var(--space-4); font-size: 10px; }
  .logo-strip-label { font-size: 10px; }

  /* Filter tags wrap better */
  .tag { font-size: 9px; padding: 3px 8px; }

  /* DDQ list items breathe more */
  .data-row { grid-template-columns: 80px 1fr auto; gap: var(--space-3); font-size: var(--text-xs); }
}

/* Small mobile (480px and below) */
@media (max-width: 480px) {
  .container, .container-narrow { padding: 0 var(--space-4); }
  .hero { padding-top: 86px; }
  .hero h1 { font-size: 1.875rem !important; }
  .hero-meta { grid-template-columns: 1fr 1fr; }
  .heatmap { grid-template-columns: repeat(6, 1fr); }
  .nav-cta .btn-ghost { display: none; }
  .terminal-panel[style*="grid-column: span 2"] { grid-column: span 1 !important; }
  .iso-row { grid-template-columns: 1fr 1fr; gap: var(--space-2); }
  .iso-badge { padding: var(--space-3); }
  .iso-badge .code { font-size: var(--text-xs); }
  .data-row { grid-template-columns: 1fr; gap: var(--space-1); padding: var(--space-3) 0; }
  .data-row .key { font-size: 10px; }
  .data-row .meta { font-size: 10px; }
  .footer-grid { grid-template-columns: 1fr !important; }
  .jurisdiction-grid { grid-template-columns: 1fr 1fr; }
}

/* Touch / reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* High DPI sharpening — only on larger screens */
@media (min-width: 1280px) {
  h1, h2, h3 { letter-spacing: -0.035em; }
}

/* Print styles — clean fallback */
@media print {
  body { background: white; color: black; }
  .nav, .footer, .cta-banner { display: none; }
  .hero { padding-top: 0; min-height: auto; }
  .hero-grid, .hero-glow, .hero-noise { display: none; }
  .terminal { border: 1px solid #ccc; background: white; color: black; }
}

/* =========================================================
   20. LOGO — supports image replacement
   ========================================================= */
/* --- LOGO — proporción correcta, sin deformación --- */
.nav-brand {
  display: flex;
  align-items: center;
  height: 100px;             /* contenedor con altura fija */
  outline: none;
  flex-shrink: 0;
}
.nav-brand:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 4px;
}
.nav-brand-logo {
  height: 110px;             /* desktop · 28–34 según spec */
  width: auto;              /* preserva aspect ratio */
  max-width: 280px;
  display: block;
  object-fit: contain;      /* nunca estirar/deformar */
}

/* Nav vuelve a su altura original */
.nav-inner { height: 68px; }

/* Tablet */
@media (max-width: 1024px) {
  .nav-brand { height: 36px; }
  .nav-brand-logo { height: 52px; max-width: 260px; }
  .nav-inner { height: 64px; }
}

/* Mobile */
@media (max-width: 768px) {
  .nav-brand { height: 32px; }
  .nav-brand-logo { height: 80px; max-width: 220px; }
  .nav-inner { height: 60px; }
}

/* Hero padding back to standard offset */
.hero { padding-top: 120px; }
@media (max-width: 768px) {
  .hero { padding-top: 96px; }
}

/* Footer: logo proporcionado, balance institucional */
.footer .nav-brand { height: 48px; }
.footer .nav-brand-logo { height: 40px; max-width: 220px; }
@media (max-width: 768px) {
  .footer .nav-brand { height: 40px; }
  .footer .nav-brand-logo { height: 32px; max-width: 180px; }
}