:root {
  --color-museum-ink: #20262B;
  --color-gallery-navy: #263C46;
  --color-deep-green: #29483F;
  --color-warm-ivory: #F4F0E6;
  --color-museum-paper: #E8E1D2;
  --color-limestone: #D3CEC1;
  --color-soft-white: #FAF9F5;
  --color-venetian-terracotta: #B85F4A;
  --color-burgundy: #713F46;
  --color-ochre: #C59A4A;
  --color-muted-sage: #829080;
  --color-antique-gold: #B08A4A;
  --color-mediterranean-blue: #537D88;
  
  --color-text-main: #20262B;
  --color-text-muted: #526068;
  --color-text-light: #FAF9F5;
  --color-surface-card: #FAF9F5;
  --color-surface-glass: rgba(250, 249, 245, 0.88);
  --color-border: #D3CEC1;
  --color-border-subtle: rgba(32, 38, 43, 0.12);

  --font-serif: "Georgia", "Cambria", "Times New Roman", serif;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 40px;
  --space-6: 64px;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;

  --shadow-sm: 0 2px 8px rgba(32, 38, 43, 0.05);
  --shadow-md: 0 8px 24px rgba(32, 38, 43, 0.08);
  --shadow-lg: 0 16px 36px rgba(32, 38, 43, 0.12);

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

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

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text-main);
  background-color: var(--color-warm-ivory);
  background-image: radial-gradient(var(--color-limestone) 0.75px, transparent 0.75px);
  background-size: 24px 24px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-museum-ink);
  overflow-wrap: anywhere;
}

h1 { font-size: clamp(2rem, 4vw + 1rem, 3.25rem); }
h2 { font-size: clamp(1.6rem, 2.5vw + 0.8rem, 2.35rem); }
h3 { font-size: clamp(1.25rem, 1.5vw + 0.5rem, 1.65rem); }
h4 { font-size: 1.2rem; }

p, li, blockquote, label {
  overflow-wrap: anywhere;
}

a {
  color: var(--color-deep-green);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

a:hover {
  color: var(--color-venetian-terracotta);
}

:focus-visible {
  outline: 3px solid var(--color-venetian-terracotta);
  outline-offset: 3px;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.site-header {
  height: 64px;
  background-color: var(--color-soft-white);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  z-index: 100;
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-museum-ink);
  letter-spacing: -0.01em;
}

.brand-link svg {
  color: var(--color-deep-green);
  flex-shrink: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-4);
  align-items: center;
}

.nav-link {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-gallery-navy);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--color-deep-green);
  background-color: var(--color-museum-paper);
}

.nav-link[aria-current="page"] {
  font-weight: 600;
  box-shadow: inset 0 -2px 0 var(--color-venetian-terracotta);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 8px 16px;
  background-color: var(--color-deep-green);
  color: var(--color-soft-white);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.header-cta:hover {
  background-color: var(--color-gallery-navy);
  color: var(--color-soft-white);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-border);
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  color: var(--color-museum-ink);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* Hero Section */
.hero {
  padding: var(--space-6) 0;
  background: linear-gradient(180deg, var(--color-soft-white) 0%, var(--color-warm-ivory) 100%);
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-5);
  align-items: center;
}

.hero-content {
  min-width: 0;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-deep-green);
  margin-bottom: var(--space-3);
  padding: 4px 12px;
  background-color: var(--color-museum-paper);
  border-radius: var(--radius-pill);
}

.hero-title {
  margin-bottom: var(--space-3);
  color: var(--color-museum-ink);
}

.hero-lead {
  font-size: 1.15rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--color-venetian-terracotta);
  color: var(--color-soft-white);
}

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

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-gallery-navy);
  color: var(--color-gallery-navy);
}

.btn-secondary:hover {
  background-color: var(--color-gallery-navy);
  color: var(--color-soft-white);
}

.hero-metadata {
  display: flex;
  gap: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.hero-meta-item strong {
  display: block;
  font-size: 1.1rem;
  color: var(--color-museum-ink);
  font-family: var(--font-serif);
}

.hero-visual {
  min-width: 0;
  position: relative;
}

.atlas-map-card {
  background-color: var(--color-soft-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
  position: relative;
}

.map-svg-wrap {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  background-color: var(--color-museum-paper);
  border: 1px solid var(--color-border);
  padding: var(--space-3);
}

.map-svg-wrap svg {
  width: 100%;
  height: auto;
  display: block;
}

/* Sections */
.section {
  padding: var(--space-6) 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-5) auto;
}

.section-tag {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-venetian-terracotta);
  margin-bottom: var(--space-2);
}

.section-title {
  margin-bottom: var(--space-3);
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 1.05rem;
}

/* Glass Overlay Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-4);
}

.cards-grid-5 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-4);
}

.cards-grid-5 > .glass-card:nth-child(1),
.cards-grid-5 > .glass-card:nth-child(2) {
  grid-column: span 6;
}

.cards-grid-5 > .glass-card:nth-child(3),
.cards-grid-5 > .glass-card:nth-child(4),
.cards-grid-5 > .glass-card:nth-child(5) {
  grid-column: span 4;
}

.glass-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-gallery-navy);
  display: flex;
  flex-direction: column;
  min-height: 400px;
  text-decoration: none;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.glass-card-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.glass-card:hover .glass-card-img {
  transform: scale(1.03);
}

.glass-card-overlay {
  position: relative;
  z-index: 2;
  margin-top: auto;
  padding: var(--space-4);
  background: rgba(250, 249, 245, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-md);
  margin-left: var(--space-3);
  margin-right: var(--space-3);
  margin-bottom: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.glass-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background-color: var(--color-deep-green);
  color: var(--color-soft-white);
}

.glass-badge-terracotta {
  background-color: var(--color-venetian-terracotta);
}

.glass-badge-blue {
  background-color: var(--color-mediterranean-blue);
}

.glass-badge-gold {
  background-color: var(--color-antique-gold);
}

.glass-card-title {
  color: var(--color-museum-ink);
  font-size: 1.35rem;
  margin: 0;
}

.glass-card-desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
}

.glass-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border-subtle);
  font-size: 0.8rem;
  color: var(--color-gallery-navy);
}

.glass-card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Feature/Explainer Layouts */
.content-box {
  background-color: var(--color-soft-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-5);
}

.content-box h2, .content-box h3 {
  margin-bottom: var(--space-3);
}

.content-box p {
  margin-bottom: var(--space-3);
  color: var(--color-text-main);
}

.content-box p:last-child {
  margin-bottom: 0;
}

.editorial-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-5);
}

.editorial-main {
  min-width: 0;
}

.editorial-sidebar {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.sidebar-panel {
  background-color: var(--color-soft-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}

.sidebar-panel h4 {
  margin-bottom: var(--space-2);
  color: var(--color-deep-green);
}

.sidebar-panel ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sidebar-panel li {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding-left: 16px;
  position: relative;
}

.sidebar-panel li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-venetian-terracotta);
  font-weight: bold;
}

/* Comparison and Detail Blocks */
.movement-card, .artist-card, .museum-card, .city-card {
  background-color: var(--color-soft-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}

.card-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.badge-tag {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background-color: var(--color-museum-paper);
  color: var(--color-gallery-navy);
}

.spec-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
  margin: var(--space-3) 0;
  background-color: var(--color-warm-ivory);
  padding: var(--space-3);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
}

.spec-list div strong {
  display: block;
  color: var(--color-gallery-navy);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Table styles */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: var(--space-4) 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-soft-white);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.data-table th, .data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
}

.data-table th {
  background-color: var(--color-museum-paper);
  font-family: var(--font-serif);
  font-weight: 600;
  color: var(--color-museum-ink);
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background-color: rgba(232, 225, 210, 0.4);
}

/* Forms */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-museum-ink);
  margin-bottom: var(--space-1);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-soft-white);
  color: var(--color-text-main);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-deep-green);
  outline: none;
  box-shadow: 0 0 0 3px rgba(41, 72, 63, 0.2);
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: 0.88rem;
  color: var(--color-text-muted);
  cursor: pointer;
}

.form-checkbox-label input[type="checkbox"] {
  margin-top: 3px;
  flex-shrink: 0;
  accent-color: var(--color-deep-green);
  width: 18px;
  height: 18px;
}

.form-feedback {
  margin-top: var(--space-1);
  font-size: 0.82rem;
  color: var(--color-burgundy);
  display: none;
}

.is-invalid .form-input,
.is-invalid .form-select,
.is-invalid .form-textarea {
  border-color: var(--color-burgundy);
  background-color: rgba(113, 63, 70, 0.03);
}

.is-invalid .form-feedback {
  display: block;
}

.form-alert {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
  font-size: 0.95rem;
  display: none;
}

.form-alert.is-visible {
  display: block;
}

.form-alert-success {
  background-color: #E2ECE6;
  border: 1px solid #9EBEAD;
  color: var(--color-deep-green);
}

.form-alert-error {
  background-color: #F8E8E6;
  border: 1px solid #DF9F93;
  color: var(--color-burgundy);
}

/* Callout Box */
.callout {
  padding: var(--space-4);
  border-left: 4px solid var(--color-antique-gold);
  background-color: var(--color-museum-paper);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--space-4) 0;
}

.callout h4 {
  margin-bottom: var(--space-1);
  color: var(--color-museum-ink);
}

.callout p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Footer */
.site-footer {
  background-color: var(--color-museum-ink);
  color: var(--color-limestone);
  padding: var(--space-6) 0 var(--space-4) 0;
  margin-top: auto;
  border-top: 1px solid var(--color-gallery-navy);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}

.footer-brand h3 {
  color: var(--color-soft-white);
  font-size: 1.25rem;
  margin-bottom: var(--space-2);
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--color-limestone);
  line-height: 1.6;
  margin-bottom: var(--space-3);
}

.footer-col h4 {
  color: var(--color-warm-ivory);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-3);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  color: var(--color-limestone);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-soft-white);
  text-decoration: underline;
}

.footer-legal-text {
  font-size: 0.82rem;
  color: #929D9E;
  line-height: 1.5;
}

.footer-bottom {
  padding-top: var(--space-4);
  border-top: 1px solid rgba(211, 206, 193, 0.15);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  font-size: 0.82rem;
  color: #929D9E;
}

.footer-bottom a {
  color: var(--color-limestone);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-gallery-navy);
  color: var(--color-soft-white);
  padding: var(--space-4);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
  z-index: 999;
  border-top: 2px solid var(--color-antique-gold);
}

.cookie-banner[hidden] {
  display: none !important;
}

.cookie-banner-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.cookie-banner-text {
  flex: 1 1 500px;
  font-size: 0.88rem;
  line-height: 1.5;
}

.cookie-banner-text a {
  color: var(--color-warm-ivory);
}

.cookie-banner-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.btn-cookie {
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.btn-cookie-accept {
  background-color: var(--color-venetian-terracotta);
  color: var(--color-soft-white);
}

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

.btn-cookie-reject {
  background-color: transparent;
  border-color: var(--color-limestone);
  color: var(--color-soft-white);
}

.btn-cookie-reject:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.btn-cookie-pref {
  background-color: var(--color-deep-green);
  color: var(--color-soft-white);
}

.btn-cookie-pref:hover {
  background-color: #386155;
}

/* Responsive Rules */
@media (max-width: 992px) {
  .cards-grid-5 {
    grid-template-columns: repeat(2, 1fr);
  }
  .cards-grid-5 > .glass-card:nth-child(1),
  .cards-grid-5 > .glass-card:nth-child(2),
  .cards-grid-5 > .glass-card:nth-child(3),
  .cards-grid-5 > .glass-card:nth-child(4) {
    grid-column: span 1;
  }
  .cards-grid-5 > .glass-card:nth-child(5) {
    grid-column: span 2;
  }
  .editorial-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 52px;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .site-nav {
    display: none;
    position: absolute;
    top: 52px;
    left: 0;
    right: 0;
    background-color: var(--color-soft-white);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4);
    box-shadow: var(--shadow-md);
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
  }
  .site-nav.is-open {
    display: flex;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }
  .nav-link {
    padding: 10px 14px;
  }
  .header-cta {
    justify-content: center;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .cards-grid-5 {
    grid-template-columns: 1fr;
  }
  .cards-grid-5 > .glass-card:nth-child(1),
  .cards-grid-5 > .glass-card:nth-child(2),
  .cards-grid-5 > .glass-card:nth-child(3),
  .cards-grid-5 > .glass-card:nth-child(4),
  .cards-grid-5 > .glass-card:nth-child(5) {
    grid-column: span 1;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 400px) {
  .container {
    padding-left: var(--space-3);
    padding-right: var(--space-3);
  }
  .btn {
    width: 100%;
  }
  .hero-actions {
    flex-direction: column;
  }
}

@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;
  }
}