@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&family=Merriweather:ital,wght@0,300;0,400;0,700;1,300&display=swap');

:root {
  --color-primary: #4682B4;
  --color-primary-dark: #35649a;
  --color-primary-light: #d0e3f5;
  --color-grey: #D3D3D3;
  --color-green: #228B22;
  --color-beige: #F5F5DC;
  --color-white: #ffffff;
  --color-dark: #1a1a2e;
  --color-text: #2c3440;
  --color-text-muted: #5c6475;
  --color-border: #e0e6ee;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Merriweather', serif;
  --max-width: 1440px;
  --content-width: 1160px;
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 48px;
  --spacing-xl: 80px;
  --spacing-xxl: 120px;
  --radius: 4px;
  --shadow-sm: 0 2px 8px rgba(70,130,180,0.08);
  --shadow-md: 0 4px 20px rgba(70,130,180,0.13);
  --transition: 0.25s ease;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  padding-left: 1.5rem;
}

.container {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-wide {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  line-height: 1.25;
  font-weight: 700;
}

h1 { font-size: clamp(1.9rem, 4vw, 3rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2.1rem); font-weight: 600; }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }

p {
  margin-bottom: 1.2rem;
  font-size: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

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

.section {
  padding: var(--spacing-xl) 0;
}

.section-sm {
  padding: var(--spacing-lg) 0;
}

.section-lg {
  padding: var(--spacing-xxl) 0;
}

.bg-light {
  background-color: #f6f8fb;
}

.bg-grey {
  background-color: #f0f0f0;
}

.bg-beige {
  background-color: var(--color-beige);
}

.bg-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.bg-dark {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.section-label-white {
  color: rgba(255,255,255,0.75);
}

.divider-accent {
  width: 48px;
  height: 3px;
  background-color: var(--color-primary);
  margin: var(--spacing-sm) 0 var(--spacing-md);
}

.divider-accent-white {
  background-color: var(--color-white);
}

.divider-accent-green {
  background-color: var(--color-green);
}

.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 12px 28px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn-outline-white:hover {
  background-color: var(--color-white);
  color: var(--color-primary);
}

.btn-green {
  background-color: var(--color-green);
  color: var(--color-white);
  border-color: var(--color-green);
}

.btn-green:hover {
  background-color: #1a6e1a;
  border-color: #1a6e1a;
  color: var(--color-white);
}

/* NAVIGATION */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(255,255,255,0.97);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 12px rgba(70,130,180,0.07);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(70,130,180,0.13);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-mark {
  width: 36px;
  height: 36px;
  background-color: var(--color-primary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-mark span {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-dark);
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: background-color var(--transition), color var(--transition);
  text-decoration: none;
}

.main-nav a:hover,
.main-nav a.active {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-dark);
  transition: transform var(--transition), opacity var(--transition);
  border-radius: 2px;
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 999;
  padding: var(--spacing-sm);
  flex-direction: column;
  gap: 4px;
  box-shadow: 0 4px 16px rgba(70,130,180,0.10);
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 12px 16px;
  border-radius: var(--radius);
  transition: background-color var(--transition), color var(--transition);
  text-decoration: none;
}

.mobile-nav a:hover,
.mobile-nav a.active {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

/* PAGE BODY OFFSET */
.page-body {
  padding-top: 68px;
}

/* FOOTER */
.site-footer {
  background-color: var(--color-dark);
  color: rgba(255,255,255,0.85);
  padding: var(--spacing-xl) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
}

.footer-brand .logo-text {
  color: var(--color-white);
}

.footer-brand p {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  margin-top: var(--spacing-sm);
  line-height: 1.6;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--spacing-sm);
}

.footer-links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 12px;
}

.footer-contact-item .label {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
}

.footer-contact-item .value {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  color: rgba(255,255,255,0.8);
}

.footer-contact-item a {
  color: rgba(255,255,255,0.8);
}

.footer-contact-item a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: var(--spacing-md) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.footer-bottom p {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  margin: 0;
}

.footer-bottom .editorial-note {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.03em;
}

/* HERO */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 580px;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(26,26,46,0.72) 40%, rgba(70,130,180,0.38) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--color-white);
  max-width: 680px;
}

.hero-content h1 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.hero-content p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.88);
  margin-bottom: var(--spacing-lg);
  line-height: 1.75;
}

.hero-cta-group {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

/* TWO-COLUMN LAYOUTS */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.two-col.reverse {
  direction: rtl;
}

.two-col.reverse > * {
  direction: ltr;
}

.two-col-img {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.two-col-img img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
  border-radius: var(--radius);
}

/* CARD GRID */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.card-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background-color: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
}

.card-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-primary);
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card h3 {
  margin-bottom: 10px;
}

.card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin: 0;
}

.card-beige {
  background-color: var(--color-beige);
  border-color: #e8e8cc;
}

/* MISCONCEPTION CARDS */
.misconception-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  border-top: 3px solid var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.misconception-card .myth-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #b94040;
  background-color: #fdf0f0;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
}

.misconception-card .fact-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-green);
  background-color: #edf7ed;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
  margin-left: 6px;
}

.misconception-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* STAT STRIP */
.stat-strip {
  background-color: var(--color-primary);
  padding: var(--spacing-lg) 0;
}

.stat-strip-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
  text-align: center;
}

.stat-item .stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-white);
  display: block;
  margin-bottom: 4px;
}

.stat-item .stat-label {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 500;
  color: rgba(255,255,255,0.78);
  letter-spacing: 0.04em;
}

/* HISTORICAL TIMELINE MATRIX */
.timeline-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background-color: var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.timeline-cell {
  background-color: var(--color-white);
  padding: var(--spacing-md) var(--spacing-sm);
  transition: background-color var(--transition);
}

.timeline-cell:hover {
  background-color: var(--color-primary-light);
}

.timeline-cell .era {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: block;
  margin-bottom: 8px;
}

.timeline-cell h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.timeline-cell p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ACCORDION / FAQ */
.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-item:first-child {
  border-top: 1px solid var(--color-border);
}

.accordion-trigger {
  width: 100%;
  background: none;
  border: none;
  padding: var(--spacing-md) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  text-align: left;
  gap: var(--spacing-sm);
}

.accordion-trigger h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-dark);
  flex: 1;
  transition: color var(--transition);
}

.accordion-trigger:hover h3 {
  color: var(--color-primary);
}

.accordion-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border: 1.5px solid var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition), background-color var(--transition);
}

.accordion-icon svg {
  width: 12px;
  height: 12px;
  stroke: var(--color-primary);
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--transition);
}

.accordion-item.open .accordion-icon {
  background-color: var(--color-primary);
}

.accordion-item.open .accordion-icon svg {
  stroke: var(--color-white);
  transform: rotate(180deg);
}

.accordion-body {
  display: none;
  padding: 0 0 var(--spacing-md);
}

.accordion-body p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin: 0;
}

.accordion-item.open .accordion-body {
  display: block;
}

/* GLOSSARY RAIL */
.glossary-rail {
  background-color: var(--color-beige);
  border: 1px solid #e0e0c0;
  border-radius: var(--radius);
  padding: var(--spacing-md) var(--spacing-lg);
}

.glossary-rail h3 {
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.glossary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm) var(--spacing-lg);
}

.glossary-term {
  border-bottom: 1px dashed #c8c8a0;
  padding-bottom: 10px;
}

.glossary-term dt {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.glossary-term dd {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* EXPLORATION PATHWAYS */
.pathway-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pathway-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  background-color: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition), background-color var(--transition);
}

.pathway-link:hover {
  border-color: var(--color-primary);
  background-color: var(--color-primary-light);
  box-shadow: var(--shadow-sm);
}

.pathway-link span {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

.pathway-link svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-primary);
  stroke-width: 2;
  fill: none;
  flex-shrink: 0;
}

/* KNOWLEDGE PANEL */
.knowledge-panel {
  background-color: var(--color-primary);
  padding: var(--spacing-xl) 0;
  position: relative;
  overflow: hidden;
}

.knowledge-panel::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -80px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background-color: rgba(255,255,255,0.04);
}

.knowledge-panel h2 {
  color: var(--color-white);
}

.knowledge-panel p {
  color: rgba(255,255,255,0.85);
}

/* CONTACT FORM */
.form-group {
  margin-bottom: var(--spacing-md);
}

label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-dark);
  margin-bottom: 6px;
}

input[type="email"],
textarea {
  width: 100%;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background-color: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

input[type="email"]:focus,
textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(70,130,180,0.12);
}

textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.contact-detail svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-primary);
  stroke-width: 1.75;
  fill: none;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-detail-content .label {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 2px;
}

.contact-detail-content .value {
  font-size: 0.95rem;
  color: var(--color-text);
}

.contact-detail-content a {
  color: var(--color-text);
}

.contact-detail-content a:hover {
  color: var(--color-primary);
}

/* BREADCRUMB */
.breadcrumb {
  padding: var(--spacing-sm) 0;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.breadcrumb a,
.breadcrumb span {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb .sep {
  color: var(--color-grey);
}

.breadcrumb .current {
  color: var(--color-text);
  font-weight: 500;
}

/* PAGE HERO (inner pages) */
.page-hero {
  background-color: #f3f7fc;
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0;
}

.page-hero h1 {
  margin-top: 8px;
  margin-bottom: 12px;
}

.page-hero p {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 680px;
  margin: 0;
}

/* LEGAL PAGES */
.legal-content {
  max-width: 820px;
}

.legal-content h2 {
  font-size: 1.3rem;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
  color: var(--color-primary);
}

.legal-content h2:first-of-type {
  border-top: none;
  margin-top: var(--spacing-md);
}

.legal-content p,
.legal-content li {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.legal-content ul {
  margin-bottom: 1.2rem;
}

.legal-content li {
  margin-bottom: 6px;
}

/* 404 */
.page-404 {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.page-404-inner {
  max-width: 520px;
}

.page-404-code {
  font-family: var(--font-heading);
  font-size: 6rem;
  font-weight: 700;
  color: var(--color-primary-light);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

/* THANK YOU */
.thank-you-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
}

.thank-you-inner {
  max-width: 540px;
}

.check-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
}

.check-icon svg {
  width: 30px;
  height: 30px;
  stroke: var(--color-primary);
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* COOKIE BANNER */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background-color: var(--color-dark);
  border-top: 2px solid var(--color-primary);
  padding: var(--spacing-md) 0;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.cookie-text {
  flex: 1;
  min-width: 240px;
}

.cookie-text p {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
  margin: 0;
  line-height: 1.55;
}

.cookie-text a {
  color: rgba(255,255,255,0.9);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cookie-actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.cookie-btn {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 9px 20px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition);
}

.cookie-btn-accept {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.cookie-btn-accept:hover {
  background-color: var(--color-primary-dark);
}

.cookie-btn-decline {
  background-color: transparent;
  color: rgba(255,255,255,0.7);
  border: 1.5px solid rgba(255,255,255,0.3);
}

.cookie-btn-decline:hover {
  background-color: rgba(255,255,255,0.08);
  color: var(--color-white);
}

/* ABOUT PAGE SPECIFIC */
.mission-panel {
  background-color: var(--color-beige);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: var(--spacing-lg);
}

.concept-diagram {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-sm);
  text-align: center;
  margin-top: var(--spacing-lg);
}

.concept-node {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md) var(--spacing-sm);
  position: relative;
}

.concept-node .node-icon {
  width: 48px;
  height: 48px;
  background-color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-sm);
}

.concept-node .node-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-white);
  stroke-width: 1.75;
  fill: none;
}

.concept-node h3 {
  font-size: 0.9rem;
  margin-bottom: 6px;
}

.concept-node p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* IMAGE WITH CAPTION */
.image-block {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.image-block img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.image-block figcaption {
  background-color: var(--color-dark);
  color: rgba(255,255,255,0.65);
  font-family: var(--font-heading);
  font-size: 0.78rem;
  padding: 10px var(--spacing-sm);
  letter-spacing: 0.04em;
}

/* MISCONCEPTION IMAGE CARDS */
.misconception-img-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.misconception-img-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.misconception-img-card-body {
  padding: var(--spacing-md);
}

.misconception-img-card-body h3 {
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.misconception-img-card-body p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* HISTORICAL CELLS WITH IMAGE */
.history-card {
  background-color: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  height: 100%;
}

.history-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
}

.history-card-body {
  padding: var(--spacing-md);
}

.history-card-body .era {
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: block;
  margin-bottom: 6px;
}

.history-card-body h3 {
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.history-card-body p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* SOFT CTA BAR */
.soft-cta-bar {
  background-color: #f3f7fc;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-lg) 0;
  text-align: center;
}

.soft-cta-bar p {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

/* EDITORIAL INTRO */
.editorial-intro {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.editorial-intro p {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* TOPIC OVERVIEW ITEMS */
.topic-item {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.topic-item:last-child {
  border-bottom: none;
}

.topic-item h3 {
  font-size: 1rem;
  margin-bottom: 6px;
  color: var(--color-primary);
}

.topic-item p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* RESPONSIVE */
@media (max-width: 1100px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .card-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .timeline-matrix {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-strip-inner {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .two-col {
    grid-template-columns: 1fr;
  }

  .two-col.reverse {
    direction: ltr;
  }

  .two-col-img img {
    height: 280px;
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .concept-diagram {
    grid-template-columns: 1fr;
  }

  .glossary-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .hero {
    min-height: 460px;
  }

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

  .card-grid-4 {
    grid-template-columns: 1fr;
  }

  .stat-strip-inner {
    grid-template-columns: repeat(2, 1fr);
  }

  .timeline-matrix {
    grid-template-columns: 1fr;
  }

  .image-block img {
    height: 260px;
  }

  .two-col-img img {
    height: 240px;
  }

  .cookie-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 540px) {
  .hero-cta-group {
    flex-direction: column;
  }

  .hero-cta-group .btn {
    width: 100%;
    text-align: center;
  }

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

  .stat-strip-inner {
    grid-template-columns: 1fr;
  }

  .page-404-code {
    font-size: 4rem;
  }
}

/* UTILITY */
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.mt-sm { margin-top: var(--spacing-sm); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mb-md { margin-bottom: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.fw-bold { font-weight: 700; }

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}