/* 
   ADEDEJI MICHAEL — TECHNICAL DOSSIER
   Design: GOV.UK-Grade Accessible Clarity, Large High-Contrast Typography
   Palette: Warm Canvas Cream & Deep Velvet Wine / Burgundy
*/

:root {
  /* Warm Canvas & Cream Base */
  --bg-canvas: #FAF7F2;
  --bg-butter: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-tint-warm: #F4EFEB;
  --bg-box-subtle: #F6F1EA;

  /* Deep Wine & Burgundy Palette */
  --wine-primary: #7E1229;        /* Rich Burgundy Wine */
  --wine-deep: #540013;           /* Deep Velvet Wine */
  --wine-rich: #9E1B32;           /* Crimson Accent */
  --wine-soft: rgba(126, 18, 41, 0.08);
  --wine-soft-hover: rgba(126, 18, 41, 0.14);
  --wine-border: rgba(126, 18, 41, 0.22);
  --wine-border-strong: rgba(126, 18, 41, 0.45);

  --terracotta: #A84B2F;
  --copper: #B85D19;

  /* Typography & Contrast Colors (GOV.UK standard readability) */
  --text-main: #111827;           /* Near Black / Obsidian for 100% contrast */
  --text-body: #27272A;           /* High readability dark charcoal */
  --text-muted: #4B5563;          /* Slate 600 */
  --text-dim: #6B7280;            /* Slate 500 */
  --text-light: #FAF7F2;

  /* Clear Structural Borders */
  --border-warm: #DDD4C7;
  --border-strong: #C8BDB0;
  --border-light: #ECE5DC;

  /* Robust, Modern, Accessible Universal Font Stack (like GOV.UK Transport / Inter / Plus Jakarta Sans) */
  --font-main: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, Monaco, monospace;
}

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

html {
  scroll-behavior: smooth;
  color-scheme: light;
  background-color: var(--bg-canvas);
  font-size: 16px;
}

body {
  background-color: var(--bg-canvas);
  color: var(--text-body);
  font-family: var(--font-main);
  font-size: 1.125rem; /* 18px Base Body Size for effortless readability */
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Selection Highlight */
::selection {
  background-color: var(--wine-primary);
  color: #FFFFFF;
}

/* Global Container */
.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 2rem;
}

.relative { position: relative; }
.z-10 { z-index: 10; }
.hidden { display: none !important; }
.block { display: block; }
.w-full { width: 100%; }
.font-mono { font-family: var(--font-mono); }
.font-bold { font-weight: 700; }
.mr-1 { margin-right: 0.35rem; }
.mr-2 { margin-right: 0.65rem; }

/* Text Utility Classes */
.text-wine-primary { color: var(--wine-primary); }
.text-wine-rich { color: var(--wine-rich); }
.text-terracotta { color: var(--terracotta); }
.text-copper { color: var(--copper); }
.text-main { color: var(--text-main); }
.text-muted { color: var(--text-muted); }

/* BUTTONS (Large, Prominent, Clear Touch Targets) */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background: var(--wine-primary);
  color: #FFFFFF !important;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 0.9rem 1.85rem;
  border-radius: 0.5rem;
  text-decoration: none;
  border: 2px solid var(--wine-deep);
  box-shadow: 0 3px 10px rgba(126, 18, 41, 0.22);
  transition: all 0.2s ease-in-out;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--wine-rich);
  border-color: var(--wine-primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(126, 18, 41, 0.3);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background: #FFFFFF;
  color: var(--text-main);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 0.9rem 1.85rem;
  border-radius: 0.5rem;
  text-decoration: none;
  border: 2px solid var(--border-strong);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
  transition: all 0.2s ease-in-out;
  cursor: pointer;
}

.btn-secondary:hover {
  background: var(--bg-tint-warm);
  border-color: var(--wine-primary);
  color: var(--wine-primary);
  transform: translateY(-2px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  background: transparent;
  color: var(--text-main);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 0.9rem 1.75rem;
  border-radius: 0.5rem;
  text-decoration: none;
  border: 2px solid var(--border-warm);
  transition: all 0.2s ease;
  cursor: pointer;
}

.btn-ghost:hover {
  background: #FFFFFF;
  border-color: var(--border-strong);
  color: var(--wine-primary);
}

.btn-copy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: #FFFFFF;
  color: var(--wine-primary);
  border: 1.5px solid var(--wine-border);
  border-radius: 0.5rem;
  font-size: 0.95rem;
  font-family: var(--font-main);
  font-weight: 700;
  padding: 0.65rem 1.25rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-copy:hover {
  background: var(--wine-soft);
  border-color: var(--wine-primary);
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.95rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

/* Glass Card / Universal Card */
.glass-card {
  background: #FFFFFF;
  border: 1.5px solid var(--border-warm);
  border-radius: 0.85rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

/* TOP ANNOUNCEMENT BANNER */
.top-bar {
  background: var(--wine-deep);
  color: #FFFFFF;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.pulse-dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 9999px;
  background-color: #FFB3BA;
  box-shadow: 0 0 6px #FFB3BA;
  animation: pulse-light 2s infinite;
}

.top-bar-text {
  color: #F4EFEB;
  font-weight: 500;
}

.top-bar-link {
  color: #FFFFFF;
  text-decoration: underline;
  font-weight: 700;
}

/* NAVIGATION */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 247, 242, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--border-warm);
}

.nav-container {
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 5.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
}

.brand-avatar {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 0.5rem;
  background: var(--wine-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #FFFFFF;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  box-shadow: 0 2px 8px rgba(126, 18, 41, 0.25);
}

.brand-name {
  font-weight: 800;
  color: var(--text-main);
  font-size: 1.25rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.brand-tagline {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 600;
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 1.85rem;
}

@media (min-width: 1040px) {
  .desktop-nav { display: flex; }
}

.nav-link {
  color: var(--text-body);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  transition: color 0.2s ease;
  padding: 0.4rem 0;
}

.nav-link:hover {
  color: var(--wine-primary);
}

.nav-actions {
  display: none;
  align-items: center;
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .nav-actions { display: flex; }
}

.mobile-toggle {
  display: block;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.6rem;
  cursor: pointer;
  padding: 0.5rem;
}

@media (min-width: 1040px) {
  .mobile-toggle { display: none; }
}

.mobile-dropdown {
  background: #FFFFFF;
  border-bottom: 2px solid var(--border-warm);
  padding: 1.5rem 2rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.mobile-nav-link {
  display: block;
  color: var(--text-main);
  text-decoration: none;
  padding: 0.85rem 0;
  font-size: 1.15rem;
  font-weight: 700;
  border-bottom: 1px solid var(--border-light);
}

.mobile-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* HERO SECTION */
.hero-section {
  position: relative;
  padding: 5rem 0 6rem;
  background: linear-gradient(180deg, var(--bg-canvas) 0%, #FFFFFF 100%);
  border-bottom: 1.5px solid var(--border-warm);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3.5rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 7fr 5fr;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 1.15rem;
  border-radius: 9999px;
  background: #FFFFFF;
  border: 1.5px solid var(--wine-border);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--wine-primary);
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-main);
  line-height: 1.15;
}

@media (min-width: 640px) {
  .hero-title { font-size: 4rem; }
}

.hero-subtitle {
  display: block;
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--wine-primary);
  margin-top: 0.75rem;
  line-height: 1.3;
}

@media (min-width: 640px) {
  .hero-subtitle { font-size: 2.1rem; }
}

.hero-description {
  font-size: 1.25rem; /* Large, easy-reading lead paragraph */
  color: var(--text-body);
  margin-top: 1.75rem;
  line-height: 1.75;
}

.hero-description strong {
  color: var(--text-main);
  font-weight: 800;
}

.block-sub {
  display: block;
  color: var(--text-muted);
  margin-top: 0.85rem;
  font-size: 1.15rem;
}

.cert-badges-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 2rem;
}

.badge-cert {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 0.4rem;
  background: var(--wine-soft);
  border: 1.5px solid var(--wine-border);
  color: var(--wine-primary);
  font-size: 0.95rem;
  font-weight: 800;
}

.badge-cert-cyan {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 0.4rem;
  background: rgba(168, 75, 47, 0.1);
  border: 1.5px solid rgba(168, 75, 47, 0.3);
  color: var(--terracotta);
  font-size: 0.95rem;
  font-weight: 800;
}

.badge-cert-dim {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 0.4rem;
  background: #FFFFFF;
  border: 1.5px solid var(--border-strong);
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 700;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.25rem;
}

.hero-glass-box {
  padding: 2.25rem;
  border-radius: 1rem;
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.hero-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.15rem;
  border-bottom: 2px solid var(--border-light);
}

.hero-box-header span {
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.live-indicator {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 9999px;
  background: var(--wine-primary);
  box-shadow: 0 0 8px rgba(126, 18, 41, 0.5);
}

.hero-box-list {
  padding: 1.25rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  font-size: 1.05rem;
}

.box-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.box-row span:first-child {
  color: var(--text-muted);
  font-weight: 600;
}

.box-val-white { font-weight: 800; color: var(--text-main); }
.box-val-emerald { font-weight: 800; color: var(--wine-primary); }
.box-val-cyan { font-weight: 800; color: var(--terracotta); }
.box-val-purple { font-weight: 800; color: var(--wine-rich); }

.hero-box-footer {
  padding-top: 1.15rem;
  border-top: 2px solid var(--border-light);
}

.box-footer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1rem;
  color: var(--wine-primary);
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.2s ease;
}

.box-footer-link:hover {
  transform: translateX(4px);
  color: var(--wine-rich);
}

/* SECTION HEADERS */
.section-header {
  text-align: center;
  max-width: 52rem;
  margin: 0 auto 4rem;
}

.section-kicker {
  font-size: 1rem;
  color: var(--wine-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

@media (min-width: 640px) {
  .section-title { font-size: 3rem; }
}

.section-sub {
  color: var(--text-muted);
  font-size: 1.2rem;
  margin-top: 1rem;
  line-height: 1.7;
}

/* METRICS SECTION */
.metrics-section {
  padding: 6rem 0;
  background: var(--bg-box-subtle);
  border-top: 1.5px solid var(--border-warm);
  border-bottom: 1.5px solid var(--border-warm);
}

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

@media (min-width: 640px) {
  .metrics-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .metrics-grid { grid-template-columns: repeat(4, 1fr); }
}

.metric-card {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: 0.75rem;
  padding: 2rem 1.75rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: all 0.2s ease;
}

.metric-card:hover {
  border-color: var(--wine-primary);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(126, 18, 41, 0.08);
}

.metric-value {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1;
  color: var(--wine-primary);
  letter-spacing: -0.03em;
}

.metric-label {
  font-weight: 800;
  color: var(--text-main);
  font-size: 1.2rem;
  margin-top: 0.85rem;
}

.metric-sub {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  line-height: 1.5;
  font-weight: 500;
}

/* PILLARS SECTION */
.pillars-section {
  padding: 6.5rem 0;
  background: #FFFFFF;
}

.pillars-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .pillars-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .pillars-grid { grid-template-columns: repeat(3, 1fr); }
}

.pillar-card {
  background: var(--bg-canvas);
  border: 2px solid var(--border-warm);
  border-radius: 0.85rem;
  padding: 2.25rem;
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}

.pillar-card:hover {
  border-color: var(--wine-primary);
  background: #FFFFFF;
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(126, 18, 41, 0.08);
}

.pillar-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.pillar-title {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.pillar-desc {
  font-size: 1.05rem;
  color: var(--text-body);
  margin-top: 1rem;
  line-height: 1.7;
  flex-grow: 1;
}

.pillar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1.5px solid var(--border-warm);
}

.pillar-tags span {
  font-size: 0.85rem;
  font-weight: 700;
  background: #FFFFFF;
  color: var(--wine-primary);
  padding: 0.35rem 0.75rem;
  border-radius: 0.35rem;
  border: 1.5px solid var(--wine-border);
}

/* CASE STUDIES SECTION */
.cases-section {
  padding: 6.5rem 0;
  background: var(--bg-box-subtle);
  border-top: 1.5px solid var(--border-warm);
  border-bottom: 1.5px solid var(--border-warm);
}

.cases-header-row {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-bottom: 3.5rem;
}

@media (min-width: 860px) {
  .cases-header-row {
    flex-direction: row;
    align-items: flex-end;
  }
}

.tabs-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.75rem;
}

@media (min-width: 860px) {
  .tabs-container { margin-top: 0; }
}

.tab-btn {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  color: var(--text-body);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.65rem 1.25rem;
  border-radius: 0.4rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: var(--wine-primary);
  border-color: var(--wine-primary);
}

.tab-btn.active {
  background: var(--wine-primary);
  color: #FFFFFF;
  border-color: var(--wine-deep);
}

.cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
}

@media (min-width: 1024px) {
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
}

.case-card {
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: 1rem;
  padding: 2.5rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.case-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-light);
}

.case-kicker {
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--wine-primary);
}

.case-badge {
  font-size: 0.85rem;
  font-weight: 800;
  padding: 0.25rem 0.75rem;
  border-radius: 0.35rem;
  background: var(--wine-soft);
  color: var(--wine-primary);
  border: 1.5px solid var(--wine-border);
}

.case-heading {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
  margin-top: 1.25rem;
  line-height: 1.3;
}

.case-body {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.block-label {
  display: block;
  font-size: 0.9rem;
  text-transform: uppercase;
  color: var(--wine-primary);
  font-weight: 800;
  letter-spacing: 0.04em;
}

.block-text {
  font-size: 1.05rem;
  color: var(--text-body);
  margin-top: 0.4rem;
  line-height: 1.7;
}

.case-outcomes {
  padding: 1.5rem;
  border-radius: 0.65rem;
  margin-top: 0.75rem;
  background: var(--bg-canvas);
  border: 2px solid var(--border-warm);
}

.outcomes-label {
  display: block;
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--wine-primary);
  letter-spacing: 0.04em;
}

.outcomes-list {
  list-style: none;
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-size: 1rem;
  color: var(--text-main);
}

.outcomes-list i {
  color: var(--wine-primary);
  margin-right: 0.5rem;
  font-size: 1.1rem;
}

/* MATRIX SECTION */
.matrix-section {
  padding: 6.5rem 0;
  background: #FFFFFF;
}

.matrix-filter-bar {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  justify-content: space-between;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .matrix-filter-bar {
    flex-direction: row;
    align-items: center;
  }
}

.matrix-search-box {
  position: relative;
  width: 100%;
  max-width: 25rem;
}

.search-icon {
  position: absolute;
  left: 1.1rem;
  top: 1rem;
  color: var(--text-muted);
  font-size: 1rem;
}

.search-input {
  width: 100%;
  background: var(--bg-canvas);
  border: 2px solid var(--border-warm);
  border-radius: 0.5rem;
  padding: 0.8rem 1.2rem 0.8rem 2.8rem;
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 600;
  outline: none;
  transition: all 0.2s ease;
}

.search-input:focus {
  border-color: var(--wine-primary);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(126, 18, 41, 0.12);
}

.filter-btns-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.matrix-btn {
  background: var(--bg-canvas);
  border: 2px solid var(--border-warm);
  color: var(--text-body);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 0.55rem 1.15rem;
  border-radius: 0.4rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.matrix-btn:hover {
  color: var(--wine-primary);
  border-color: var(--wine-primary);
}

.matrix-btn.active {
  background: var(--wine-primary);
  color: #FFFFFF;
  border-color: var(--wine-deep);
}

.matrix-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .matrix-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .matrix-grid { grid-template-columns: repeat(3, 1fr); }
}

.matrix-item {
  background: var(--bg-canvas);
  border: 2px solid var(--border-warm);
  border-radius: 0.75rem;
  padding: 1.75rem;
  transition: all 0.2s ease;
}

.matrix-item:hover {
  border-color: var(--wine-primary);
  background: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(126, 18, 41, 0.06);
}

.matrix-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.item-name {
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--text-main);
}

.item-badge-lead {
  font-size: 0.8rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: 0.35rem;
  background: var(--wine-soft);
  color: var(--wine-primary);
  border: 1.5px solid var(--wine-border);
  white-space: nowrap;
}

.item-badge-tech {
  font-size: 0.8rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: 0.35rem;
  background: rgba(168, 75, 47, 0.1);
  color: var(--terracotta);
  border: 1.5px solid rgba(168, 75, 47, 0.3);
  white-space: nowrap;
}

.item-desc {
  font-size: 1rem;
  color: var(--text-body);
  margin-top: 0.85rem;
  line-height: 1.65;
}

/* CAREER TIMELINE */
.career-section {
  padding: 6.5rem 0;
  background: var(--bg-box-subtle);
  border-top: 1.5px solid var(--border-warm);
}

.timeline-wrap {
  max-width: 58rem;
  margin: 0 auto;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2.75rem;
}

.timeline-wrap::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 1.1rem;
  width: 3px;
  background: var(--border-strong);
}

@media (min-width: 768px) {
  .timeline-wrap::before {
    left: 50%;
    transform: translateX(-50%);
  }
}

.timeline-row {
  position: relative;
  display: flex;
  flex-direction: column;
  padding-left: 3rem;
}

@media (min-width: 768px) {
  .timeline-row {
    flex-direction: row;
    align-items: flex-start;
    padding-left: 0;
  }
}

.timeline-meta-col {
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .timeline-meta-col {
    width: 50%;
    padding-right: 3rem;
    text-align: right;
    margin-bottom: 0;
  }
}

.role-date {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--wine-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.role-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-main);
  margin-top: 0.35rem;
  line-height: 1.3;
}

.role-company {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-top: 0.2rem;
}

.timeline-node {
  position: absolute;
  left: 0.55rem;
  top: 0.35rem;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 9999px;
  background: var(--wine-primary);
  border: 3.5px solid #FFFFFF;
  box-shadow: 0 0 0 2px var(--wine-primary);
  z-index: 10;
}

@media (min-width: 768px) {
  .timeline-node {
    left: 50%;
    transform: translateX(-50%);
  }
}

.timeline-content-col {
  width: 100%;
}

@media (min-width: 768px) {
  .timeline-content-col {
    width: 50%;
    padding-left: 3rem;
  }
}

.timeline-card {
  padding: 1.75rem;
  font-size: 1.05rem;
  color: var(--text-body);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: #FFFFFF;
  border: 2px solid var(--border-warm);
  border-radius: 0.75rem;
  line-height: 1.7;
}

/* IP & CREDENTIALS SECTION */
.ip-section {
  padding: 6.5rem 0;
  background: #FFFFFF;
}

.ip-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .ip-grid {
    grid-template-columns: 7fr 5fr;
  }
}

.section-title-sm {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  margin-top: 0.35rem;
}

.section-sub-left {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.ip-card-purple {
  padding: 2rem;
  border: 2px solid var(--wine-border-strong);
  background: var(--bg-canvas);
  border-radius: 0.75rem;
  margin-bottom: 1.25rem;
}

.ip-card-cyan {
  padding: 2rem;
  border: 2px solid rgba(168, 75, 47, 0.35);
  background: var(--bg-canvas);
  border-radius: 0.75rem;
  margin-bottom: 1.25rem;
}

.ip-card-author {
  padding: 1.75rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--bg-canvas);
  border: 2px solid var(--border-warm);
  border-radius: 0.75rem;
}

.ip-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.ip-icon {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
}

.ip-type {
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ip-num {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-main);
}

.ip-desc {
  font-size: 1.05rem;
  color: var(--text-body);
  margin-top: 1rem;
  line-height: 1.7;
}

.author-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
}

.author-sub {
  font-size: 1rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.cert-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.75rem;
}

.cert-item {
  background: var(--bg-canvas);
  border: 2px solid var(--border-warm);
  border-radius: 0.75rem;
  padding: 1.15rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.02);
}

.cert-item-left {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.cert-item-left i {
  color: var(--wine-primary);
  font-size: 1.35rem;
}

.cert-name {
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--text-main);
}

.cert-org {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 600;
}

.cert-status {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--wine-primary);
  background: var(--wine-soft);
  border: 1.5px solid var(--wine-border);
  padding: 0.35rem 0.75rem;
  border-radius: 0.35rem;
}

.cert-status-degree {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--terracotta);
  background: rgba(168, 75, 47, 0.1);
  border: 1.5px solid rgba(168, 75, 47, 0.3);
  padding: 0.35rem 0.75rem;
  border-radius: 0.35rem;
}

/* CONTACT SECTION */
.contact-section {
  padding: 6.5rem 0;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--bg-canvas) 100%);
  border-top: 1.5px solid var(--border-warm);
}

.contact-box {
  max-width: 58rem;
  margin: 0 auto;
  padding: 3.5rem 2.5rem;
  border-radius: 1.25rem;
  border: 2px solid var(--wine-border-strong);
  background: #FFFFFF;
  box-shadow: 0 12px 36px rgba(126, 18, 41, 0.07);
}

.contact-header {
  text-align: center;
}

.contact-title {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-main);
  margin-top: 1rem;
  letter-spacing: -0.02em;
}

.contact-sub {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 40rem;
  margin: 1rem auto 0;
  line-height: 1.7;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 3rem;
}

@media (min-width: 640px) {
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .contact-grid { grid-template-columns: repeat(4, 1fr); }
}

.contact-card {
  background: var(--bg-canvas);
  border: 2px solid var(--border-warm);
  border-radius: 0.75rem;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-card-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.contact-card-link {
  display: block;
  font-weight: 800;
  font-size: 1.05rem;
  margin-top: 0.5rem;
  text-decoration: none;
  word-break: break-all;
  color: var(--wine-primary);
}

.contact-card-link:hover {
  text-decoration: underline;
}

.btn-card-action {
  margin-top: 1.15rem;
  font-size: 0.95rem;
  padding: 0.6rem 0.85rem;
  width: 100%;
}

.contact-footer-badges {
  margin-top: 2.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-muted);
}

.contact-footer-badges i {
  color: var(--wine-primary);
}

/* SITE FOOTER */
.site-footer {
  background: var(--wine-deep);
  color: #FFFFFF;
  padding: 3rem 0;
  font-size: 1rem;
  font-weight: 500;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .footer-content {
    flex-direction: row;
  }
}

.footer-certs {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: #F4EFEB;
  font-weight: 700;
  font-size: 0.95rem;
}

/* PRINT STYLESHEET */
@media print {
  body {
    background: #FFFFFF !important;
    color: #000000 !important;
    font-size: 12pt !important;
  }
  .top-bar, .navbar, .hero-actions, .mobile-dropdown, .tabs-container, .matrix-filter-bar, .btn-copy, .btn-card-action, .site-footer {
    display: none !important;
  }
  .glass-card, .metric-card, .pillar-card, .case-card, .matrix-item, .contact-box {
    background: #FFFFFF !important;
    color: #000000 !important;
    border: 1px solid #CCCCCC !important;
    box-shadow: none !important;
  }
  .hero-title, .section-title, .pillar-title, .case-heading, .item-name, .role-title {
    color: #000000 !important;
  }
  .hero-subtitle {
    color: #7E1229 !important;
  }
}

@keyframes pulse-light {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}