/* VR Digi VET — palette matched to client logo (logo.png) */

:root {
  --color-blue: #0a4fa8;
  --color-blue-dark: #003d7a;
  --color-blue-bright: #0056b3;
  --color-green: #8cd44a;
  --color-green-dark: #76c045;
  --color-green-bright: #6bb83a;
  --color-red: #e4312b;
  --color-yellow: #fdb813;
  --color-primary: var(--color-blue);
  --color-primary-dark: var(--color-blue-dark);
  --color-primary-light: var(--color-blue-bright);
  --color-secondary: var(--color-green);
  --color-accent: var(--color-green-dark);
  --color-accent-soft: #c5eb9a;
  --color-highlight: #f0f9f4;
  --color-mint: #eaf8ef;
  --color-lime: #d4f0a8;
  --color-bg: #ffffff;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #4a5568;
  --color-border: #d8e8dc;
  --color-footer: #00334d;
  --font-sans: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --font-heading: "Segoe UI", system-ui, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 8px 24px rgba(10, 79, 168, 0.12);
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --header-height: 88px;
  --max-width: 1200px;
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
}

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

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color var(--transition);
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary-dark);
  line-height: 1.25;
  margin-top: 0;
}

h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h2 { font-size: clamp(1.4rem, 3vw, 1.85rem); margin-bottom: 1rem; }
h3 { font-size: 1.2rem; margin-bottom: 0.75rem; }

p { margin: 0 0 1rem; }

ul, ol {
  margin: 0 0 1rem;
  padding-left: 1.35rem;
}

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 1rem;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}

.logo-link img {
  height: auto;
  max-height: 72px;
  width: auto;
  max-width: min(220px, 50vw);
  object-fit: contain;
}

/* Navigation */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

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

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.main-nav {
  position: fixed;
  inset: var(--header-height) 0 auto 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem;
  transform: translateY(-120%);
  opacity: 0;
  visibility: hidden;
  transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s;
  max-height: calc(100vh - var(--header-height));
  overflow-y: auto;
}

.main-nav.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

@media (min-width: 992px) {
  .nav-toggle { display: none; }

  .main-nav {
    position: static;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0;
    border: none;
    transform: none;
    opacity: 1;
    visibility: visible;
    max-height: none;
    overflow: visible;
  }
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 992px) {
  .nav-list {
    display: flex;
    align-items: center;
    gap: 0.15rem;
  }
}

.nav-list > li {
  position: relative;
}

.nav-list a {
  display: block;
  padding: 0.65rem 0.85rem;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.92rem;
  border-radius: var(--radius);
}

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

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--color-blue-dark) 0%, var(--color-blue) 45%, var(--color-green-dark) 100%);
  color: #fff;
  padding: 3.5rem 0 4rem;
}

.hero h1,
.hero .hero-subtitle,
.hero h2 {
  color: #fff;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2.5vw, 1.35rem);
  font-weight: 400;
  opacity: 0.95;
  margin-bottom: 1.5rem;
}

.hero p {
  max-width: 52rem;
  opacity: 0.92;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.92rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
  color: inherit;
}

.btn-primary {
  background: var(--color-green-dark);
  color: var(--color-blue-dark);
  border-color: var(--color-green-dark);
}

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

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.btn-secondary {
  background: var(--color-blue);
  color: #fff;
  border-color: var(--color-blue);
}

.btn-secondary:hover {
  background: var(--color-blue-dark);
  color: #fff;
}

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

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

.btn-lg {
  padding: 0.85rem 2rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
}

/* Sections */
.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: var(--color-highlight);
}

.section-title {
  text-align: center;
  margin-bottom: 0.5rem;
}

.section-intro {
  text-align: center;
  max-width: 42rem;
  margin: 0 auto 2.5rem;
  color: var(--color-text-muted);
}

/* Cards grid */
.cards-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}

@media (min-width: 600px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 900px) {
  .cards-grid.three-col { grid-template-columns: repeat(2, 1fr); }
  .cards-grid.four-col { grid-template-columns: repeat(4, 1fr); }
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-green);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-blue), var(--color-green));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.05rem;
}

/* Consortium logos */
.consortium-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  align-items: center;
  justify-items: center;
  gap: 2rem 1.5rem;
  margin-top: 2rem;
}

.consortium-partner {
  margin: 0;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100px;
  width: 100%;
  max-width: 220px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.consortium-partner:hover {
  border-color: var(--color-green);
  box-shadow: var(--shadow-sm);
}

.consortium-partner--leader {
  border-color: var(--color-blue);
  box-shadow: var(--shadow-sm);
}

.consortium-partner img {
  width: auto;
  height: auto;
  max-height: 72px;
  max-width: 100%;
  object-fit: contain;
}

.consortium-partner--leader img {
  max-height: 64px;
}

@media (min-width: 768px) {
  .consortium-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Page header (inner pages) */
.page-hero {
  background: linear-gradient(135deg, var(--color-blue-dark), var(--color-blue));
  color: #fff;
  padding: 2.5rem 0;
}

.page-hero h1 {
  color: #fff;
  margin-bottom: 0.35rem;
}

.page-hero .breadcrumb {
  font-size: 0.88rem;
  opacity: 0.85;
  margin: 0;
}

.page-hero .breadcrumb a {
  color: #fff;
  text-decoration: none;
}

.page-hero .breadcrumb a:hover {
  text-decoration: underline;
}

/* Content blocks */
.content-block {
  margin-bottom: 2.5rem;
}

.content-block h2 {
  padding-bottom: 0.5rem;
  border-bottom: 3px solid var(--color-accent-soft);
  margin-bottom: 1.25rem;
}

.objectives-list {
  list-style: none;
  padding: 0;
  counter-reset: obj;
}

.objectives-list li {
  position: relative;
  padding: 1rem 1rem 1rem 3rem;
  margin-bottom: 0.75rem;
  background: var(--color-surface);
  border-radius: var(--radius);
  border-left: 4px solid var(--color-green);
}

.objectives-list.numbered li::before {
  counter-increment: obj;
  content: counter(obj);
  position: absolute;
  left: 1rem;
  top: 1rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* Publications */
.publication-list {
  list-style: none;
  padding: 0;
}

.publication-list li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

.publication-list li:last-child {
  border-bottom: none;
}

.publication-list .coming-soon {
  color: var(--color-text-muted);
  font-style: italic;
}

/* Training page — immersive sections */
.training-section {
  padding: 3.5rem 0;
}

.training-section--mint {
  background: var(--color-mint);
}

.training-section--lime {
  background: var(--color-lime);
}

.training-section--blue {
  background: var(--color-blue-bright);
  color: #fff;
}

.training-section--blue h2,
.training-section--blue h3,
.training-section--blue p,
.training-section--blue li {
  color: #fff;
}

.training-section-header {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .training-section-header {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.training-section-header h2 {
  margin: 0;
  border: none;
  padding: 0;
}

.training-section-header h2 .accent {
  color: var(--color-blue);
}

.training-section--blue .training-section-header h2 .accent {
  color: var(--color-green);
}

.training-section-header p {
  margin: 0;
}

.training-roadmap-img {
  border-radius: var(--radius-lg);
  width: 100%;
}

.training-modules-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.training-module-card {
  text-align: center;
}

.module-thumb {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-xl);
  margin-bottom: 0.75rem;
  background: #fff;
}

.title-accent-blue {
  color: var(--color-blue);
}

.training-module-card .module-label {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.training-module-card .module-title {
  font-weight: 700;
  color: var(--color-blue);
  font-size: 1rem;
  margin: 0;
}

.training-module-card .module-title a {
  color: inherit;
  text-decoration: none;
}

.training-module-card .module-title a:hover {
  color: var(--color-green-dark);
}

.training-two-col {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .training-two-col {
    grid-template-columns: 1fr 1fr;
  }
}

.training-benefits {
  text-align: center;
  max-width: 36rem;
  margin: 2rem auto 0;
}

.training-benefits ul {
  list-style: disc;
  text-align: left;
  display: inline-block;
  margin-inline: auto;
}

.training-steps-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .training-steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.training-step-card h3 {
  display: inline-block;
  background: var(--color-green-dark);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.training-step-card ol,
.training-step-card ul {
  padding-left: 1.25rem;
  font-size: 0.95rem;
}

.training-warning {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-top: 1rem;
  padding: 0.75rem;
  background: rgba(253, 184, 19, 0.2);
  border-radius: var(--radius);
  font-size: 0.9rem;
}

.training-warning-icon {
  flex-shrink: 0;
  font-size: 1.25rem;
}

.training-tech-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 900px) {
  .training-tech-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.training-tech-grid h3 {
  text-decoration: underline;
  font-size: 1.05rem;
}

.training-video-frame {
  border: 3px solid var(--color-green);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: #1a1a2e;
  position: relative;
}

.training-video-frame img,
.training-video-placeholder {
  width: 100%;
  display: block;
}

.training-video-placeholder {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #1a1a2e, #2d1b69);
}

.training-video-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.25);
}

.training-video-play span {
  width: 64px;
  height: 64px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-blue-dark);
  padding-left: 4px;
}

.training-download-cta {
  text-align: center;
  margin-top: 2.5rem;
}

/* AI Assistant page */
.ai-platform-intro {
  max-width: 48rem;
  margin-bottom: 2rem;
}

.ai-avatar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0;
}

.contact-box {
  background: var(--color-highlight);
  border-left: 4px solid var(--color-blue);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 2rem 0;
}

.contact-box a {
  font-weight: 600;
}

.embed-placeholder {
  background: var(--color-highlight);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  color: var(--color-text-muted);
}

/* Footer — 3-column layout (ARIEN-style) */
.site-footer {
  background: var(--color-footer);
  color: #c8d4e0;
  padding: 2.5rem 0 1.5rem;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 992px) {
  .footer-grid {
    grid-template-columns: minmax(200px, 260px) 1fr 1fr;
    gap: 2.5rem;
  }
}

.footer-brand img.logo-project {
  height: auto;
  max-height: 100px;
  max-width: 200px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1.25rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  text-decoration: none;
  transition: background var(--transition);
}

.footer-social a:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

.footer-social svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.footer-brand img.eu-logo {
  height: auto;
  max-height: 56px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
}

.footer-meta p {
  margin-bottom: 0.45rem;
  line-height: 1.5;
}

.footer-meta strong {
  color: #fff;
}

.footer-legal-col .copyright {
  color: #fff;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-legal-col p {
  font-size: 0.82rem;
  line-height: 1.55;
  color: #9aabb8;
  margin-bottom: 0.75rem;
}

.footer-legal-col a {
  color: var(--color-accent-soft);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 1.25rem;
  margin-top: 2rem;
  font-size: 0.82rem;
  color: #9aabb8;
  text-align: center;
}

/* Utility */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ============================================================
   Document-requested additions
   ============================================================ */

/* Consortium — two rows of three logos */
.consortium-grid--three {
  max-width: 880px;
  margin-inline: auto;
}

@media (min-width: 768px) {
  .consortium-grid--three {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Footer logos on the dark background */
.footer-brand img.logo-project {
  background: #fff;
  border-radius: 50%;
  padding: 6px;
  max-height: 110px;
  max-width: 110px;
}

.footer-brand img.eu-logo {
  max-height: 46px;
  max-width: 230px;
}

/* Newsletter grid (Dissemination) */
.newsletter-grid {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
}

.newsletter-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 1.5rem 1rem;
  text-align: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-green);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform 0.15s ease;
}

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

.newsletter-issue {
  font-weight: 700;
  color: var(--color-primary-dark);
  font-size: 1.05rem;
}

/* News & Events — listing grid */
.news-grid {
  display: grid;
  gap: 1.75rem;
  grid-template-columns: 1fr;
  margin-top: 1.5rem;
}

@media (min-width: 600px) {
  .news-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 992px) {
  .news-grid { grid-template-columns: repeat(3, 1fr); }
}

.news-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), border-color var(--transition), transform 0.15s ease;
}

.news-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-green);
  transform: translateY(-3px);
}

.news-card-link {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-decoration: none;
  color: inherit;
}

.news-card-thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-highlight);
}

.news-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.news-card-thumb--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-blue-dark), var(--color-blue) 60%, var(--color-green-dark));
}

.news-card-thumb--placeholder img {
  width: auto;
  height: 64%;
  object-fit: contain;
  background: #fff;
  border-radius: 50%;
  padding: 8px;
}

.news-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.25rem;
  flex: 1;
}

.news-card-date {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-green-bright);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.news-card-tag {
  background: var(--color-blue);
  color: #fff;
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
}

.news-card-title {
  font-size: 1.12rem;
  margin: 0;
  color: var(--color-primary-dark);
}

.news-card-excerpt {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  margin: 0;
}

.news-card-more {
  margin-top: auto;
  padding-top: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary);
}

/* Article page */
.page-hero-date {
  margin: 0.5rem 0 0;
  font-size: 0.95rem;
  font-weight: 600;
  opacity: 0.9;
  color: #fff;
}

.article-body {
  max-width: 52rem;
}

.article-body p { font-size: 1.05rem; }

.article-body .article-lead {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.article-body h3 {
  font-size: 1.3rem;
  margin-top: 2.25rem;
  margin-bottom: 0.85rem;
  color: var(--color-primary);
}

.article-body ul {
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  padding-left: 1.1rem;
  list-style: none;
}

.article-body ul li {
  position: relative;
  padding-left: 1.1rem;
  margin-bottom: 0.4rem;
}

.article-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--color-secondary);
}

.article-back {
  margin-top: 2.5rem;
}

/* Gallery */
.gallery-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  margin-top: 1.25rem;
}

.gallery-item {
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--color-highlight);
  box-shadow: var(--shadow-sm);
  cursor: zoom-in;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-video {
  margin-top: 1.5rem;
  max-width: 720px;
}

.gallery-video video {
  width: 100%;
  border-radius: var(--radius-lg);
  background: #000;
  display: block;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.9);
  padding: 1.5rem;
}

.lightbox.is-open {
  display: flex;
}

.lightbox img {
  max-width: 95vw;
  max-height: 82vh;
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.lightbox-caption {
  position: absolute;
  bottom: 1.25rem;
  left: 0;
  right: 0;
  text-align: center;
  color: #fff;
  font-size: 0.9rem;
  opacity: 0.85;
}

.lightbox-close,
.lightbox-nav {
  position: absolute;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: none;
  cursor: pointer;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.5rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.lightbox-close:hover,
.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.3);
}

.lightbox-close { top: 1.25rem; right: 1.25rem; }
.lightbox-prev  { left: 1.25rem; top: 50%; transform: translateY(-50%); }
.lightbox-next  { right: 1.25rem; top: 50%; transform: translateY(-50%); }

/* AI Assistant — embedded avatar */
.ai-embed-frame {
  position: relative;
  width: 100%;
  height: clamp(520px, 78vh, 820px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--color-highlight);
}

.ai-embed-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.ai-embed-note {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Newsletter — issues not yet published */
.newsletter-card--soon {
  border-top-color: var(--color-border);
  background: var(--color-highlight);
  box-shadow: none;
}

.newsletter-card--soon:hover {
  transform: none;
  box-shadow: none;
}

.newsletter-card--soon .newsletter-issue {
  color: var(--color-text-muted);
}

.newsletter-soon {
  font-size: 0.82rem;
  font-style: italic;
  color: var(--color-text-muted);
}