:root {
  --color-navy: #03173a;
  --color-navy-dark: #020c22;
  --color-navy-mid: #05234f;
  --color-gold: #d6b674;
  --color-gold-bright: #f0d58c;
  --color-white: #f5f5f8;
  --color-gray: #a7b4c9;
  --color-soft-blue: rgba(40, 79, 136, 0.45);
  --font-sans: 'Poppins', 'Open Sans', sans-serif;
  --max-width: 1200px;
  --border-radius: 18px;
  --shadow-soft: 0 20px 40px rgba(2, 16, 34, 0.35);
  --transition: 200ms ease-in-out;

  --bg-page: #001b38;
  --bg-panel: #001f3f;
  --bg-panel-alt: #001933;
  --bg-overlay: rgba(0, 15, 40, 0.65);
  --bg-gradient: radial-gradient(circle at top, #08275d 0%, #020c22 55%, #010611 100%);
  --text-primary: #f1f5ff;
  --text-secondary: #d3dcf9;
  --text-muted: #9fb6d8;
  --border-color: rgba(148, 163, 184, 0.35);
  --accent-primary: #ffd700;
  --accent-contrast: #001f3f;
}

.theme-dark {
  --bg-page: #001b38;
  --bg-panel: #001f3f;
  --bg-panel-alt: #001933;
  --bg-overlay: rgba(0, 15, 40, 0.65);
  --bg-gradient: radial-gradient(circle at top, #08275d 0%, #020c22 55%, #010611 100%);
  --text-primary: #f1f5ff;
  --text-secondary: #d3dcf9;
  --text-muted: #9fb6d8;
  --border-color: rgba(148, 163, 184, 0.35);
  --accent-primary: #ffd700;
  --accent-contrast: #001f3f;
}

.theme-light {
  --bg-page: #f6f8fc;
  --bg-panel: #ffffff;
  --bg-panel-alt: #edf2ff;
  --bg-overlay: rgba(255, 255, 255, 0.7);
  --bg-gradient: linear-gradient(180deg, #ffffff 0%, #f1f5ff 100%);
  --text-primary: #102540;
  --text-secondary: #2f3c50;
  --text-muted: #4a5568;
  --border-color: rgba(15, 23, 42, 0.12);
  --accent-primary: #d29500;
  --accent-contrast: #ffffff;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg-gradient);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  transition: background 350ms ease, color 350ms ease;
}

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

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

.bg-theme-panel-alt {
  background-color: var(--bg-panel-alt);
}

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

.text-theme-primary {
  color: var(--text-primary);
}

.text-theme-secondary {
  color: var(--text-secondary);
}

.text-theme-muted {
  color: var(--text-muted);
}

.border-theme {
  border-color: var(--border-color);
}

.accent-bar {
  background-color: var(--accent-primary);
}

.text-accent {
  color: var(--accent-primary);
}

.border-accent {
  border-color: var(--accent-primary);
}

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

.button-theme {
  background-color: var(--bg-panel-alt);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: background-color 200ms ease, color 200ms ease, border-color 200ms ease;
}

.button-theme:hover,
.button-theme:focus-visible {
  background-color: var(--accent-primary);
  color: var(--accent-contrast);
  border-color: transparent;
}

.select-theme {
  background-color: var(--bg-panel-alt);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 9999px;
  padding: 0.4rem 2.25rem 0.4rem 0.9rem;
  font-size: 0.95rem;
  appearance: none;
  transition: border-color 200ms ease, background-color 200ms ease, color 200ms ease;
}

.select-theme:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent-primary) 35%, transparent);
}

.select-wrapper {
  position: relative;
}

.select-wrapper::after {
  content: '';
  position: absolute;
  pointer-events: none;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid var(--text-muted);
}

.sr-only {
  border: 0;
  clip: rect(0 0 0 0);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  width: 1px;
}

.header-surface {
  transition: background-color 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
  border-bottom: 1px solid transparent;
}

.header-surface.solid {
  background-color: color-mix(in srgb, var(--bg-panel) 92%, transparent);
  border-bottom-color: var(--border-color);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.24);
}

.theme-light .header-surface.solid {
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.12);
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  padding-bottom: 0.3rem;
  border-bottom: 2px solid transparent;
  transition: color 150ms ease, border-color 150ms ease, transform 150ms ease;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--text-primary);
  border-bottom-color: var(--accent-primary);
}

.accordion-card {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  transition: border-color 200ms ease, transform 200ms ease;
}

.accordion-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-4px);
}

.accordion-button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: none;
  border: none;
  padding: 1.2rem 1.4rem;
  cursor: pointer;
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  transition: background-color 180ms ease;
}

.accordion-button:hover,
.accordion-button:focus-visible {
  background-color: color-mix(in srgb, var(--bg-panel-alt) 65%, transparent);
  outline: none;
}

.accordion-content {
  background-color: color-mix(in srgb, var(--bg-panel-alt) 80%, transparent);
  padding: 1.2rem 1.4rem;
  color: var(--text-secondary);
}

.gallery-card {
  position: relative;
  border: 2px solid transparent;
  border-radius: 18px;
  overflow: hidden;
  transition: transform 240ms ease, border-color 240ms ease, box-shadow 240ms ease;
  background-color: var(--bg-panel);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.gallery-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-6px);
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.38);
}

.gallery-card img {
  width: 100%;
  height: 20rem;
  object-fit: cover;
  transition: transform 300ms ease;
}

.gallery-card:hover img {
  transform: scale(1.06);
}

.gallery-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1rem;
  color: #ffffff;
  font-weight: 600;
  transition: transform 200ms ease;
}

.gallery-card:hover .gallery-caption {
  transform: translateY(-8px);
}

.video-frame {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
}

.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 12px 12px 0 0;
}

.voyage-intro {
  max-width: 720px;
  margin: 0 auto 2.75rem;
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
}

.voyage-timeline {
  position: relative;
  display: grid;
  gap: 2.75rem;
}

.voyage-timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-primary), transparent 80%);
  opacity: 0.6;
}

@media (min-width: 768px) {
  .voyage-timeline::before {
    left: 40px;
  }
}

.timeline-card {
  position: relative;
  padding: 2rem 2rem 2.4rem 6.25rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.28);
  display: grid;
  gap: 1.5rem;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.timeline-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-6px);
  box-shadow: 0 28px 56px rgba(0, 0, 0, 0.32);
}

@media (min-width: 1024px) {
  .timeline-card {
    grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
    padding-left: 7.5rem;
  }
}

.timeline-marker {
  position: absolute;
  left: 0;
  top: 2rem;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 2px solid var(--accent-primary);
  background: var(--bg-page);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--accent-primary);
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.28);
}

.timeline-marker span {
  font-size: 1.15rem;
}

.timeline-media img {
  width: 100%;
  border-radius: 16px;
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.26);
}

.timeline-credit {
  margin-top: 0.6rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.timeline-content {
  display: grid;
  gap: 0.55rem;
  color: var(--text-secondary);
}

.timeline-date {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-primary);
  font-weight: 600;
}

.timeline-title {
  font-size: 1.45rem;
  color: var(--text-primary);
  font-weight: 700;
}

.timeline-location {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
}

.timeline-description {
  font-size: 1rem;
  line-height: 1.7;
}

img {
  max-width: 100%;
  display: block;
  height: auto;
  border-radius: 12px;
}

a {
  color: inherit;
  text-decoration: none;
}

p {
  margin: 0 0 1rem;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 1rem;
  font-weight: 600;
  line-height: 1.2;
}

.page-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: linear-gradient(135deg, rgba(3, 23, 58, 0.94), rgba(3, 23, 58, 0.7));
  border-bottom: 1px solid rgba(214, 182, 116, 0.35);
  transition: background 250ms ease, box-shadow 250ms ease;
}

.site-header.scrolled {
  background: linear-gradient(135deg, rgba(3, 23, 58, 0.98), rgba(2, 12, 34, 0.92));
  box-shadow: 0 18px 30px rgba(2, 12, 34, 0.35);
}

.site-header__inner {
  margin: 0 auto;
  max-width: var(--max-width);
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.branding {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gold-bright);
}

.branding svg {
  width: 40px;
  height: 40px;
  fill: var(--color-gold);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(245, 245, 248, 0.25);
  color: var(--color-white);
  border-radius: 10px;
  padding: 0.55rem 0.75rem;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.nav-toggle:hover,
.nav-toggle:focus {
  background: rgba(214, 182, 116, 0.15);
  color: var(--color-gold-bright);
}

.site-nav {
  display: flex;
  gap: clamp(1rem, 2vw, 1.75rem);
  align-items: center;
}

.site-nav a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(245, 245, 248, 0.78);
  transition: color var(--transition);
  padding: 0.25rem 0;
}

.site-nav a::after {
  content: '';
  position: absolute;
  inset: auto 0 -0.45rem;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold-bright), transparent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}

.site-nav a:hover,
.site-nav a:focus {
  color: var(--color-white);
}

.site-nav a:hover::after,
.site-nav a:focus::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.site-nav a.is-active {
  color: var(--color-gold-bright);
}

main {
  flex: 1 0 auto;
}

.section {
  padding: clamp(3rem, 7vw, 5rem) 1.5rem;
}

.section__inner {
  margin: 0 auto;
  max-width: var(--max-width);
}

.section-header {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.section-label {
  font-size: 0.8rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-gray);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(2.1rem, 4vw, 2.75rem);
  display: inline-flex;
  align-items: center;
  gap: 1.25rem;
  position: relative;
}

.section-title::after {
  content: '';
  width: clamp(50px, 13vw, 120px);
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
  display: inline-block;
}

.section-text {
  max-width: 720px;
  color: rgba(245, 245, 248, 0.84);
  font-size: 1.05rem;
}

.hero {
  position: relative;
  padding: clamp(4rem, 12vw, 8rem) 1.5rem clamp(3rem, 10vw, 6rem);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(3, 23, 58, 0.95), rgba(2, 12, 34, 0.6));
  z-index: 1;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  filter: saturate(1.05) contrast(1.1);
  transform: scale(1.02);
  transition: transform 20s ease;
}

.hero:hover .hero__bg {
  transform: scale(1.08);
}

.hero__content {
  position: relative;
  z-index: 2;
  margin: 0 auto;
  max-width: var(--max-width);
  display: grid;
  gap: clamp(1.75rem, 4vw, 2.75rem);
}

.hero__eyebrow {
  font-size: 0.82rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.hero__title {
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
}

.hero__title span {
  position: relative;
  display: inline-block;
}

.hero__title span::after {
  content: '';
  position: absolute;
  height: 5px;
  background: linear-gradient(90deg, var(--color-gold), rgba(214, 182, 116, 0.25));
  left: 0;
  right: -12px;
  bottom: -12px;
  border-radius: 999px;
}

.hero__quote {
  max-width: 620px;
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  color: rgba(245, 245, 248, 0.88);
  font-weight: 300;
  line-height: 1.5;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, rgba(214, 182, 116, 0.95), rgba(214, 182, 116, 0.7));
  color: var(--color-navy-dark);
  padding: 0.85rem 1.8rem;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.9rem;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  box-shadow: 0 12px 24px rgba(214, 182, 116, 0.3);
}

.btn:hover,
.btn:focus {
  transform: translateY(-2px);
  box-shadow: 0 18px 28px rgba(214, 182, 116, 0.45);
  background: linear-gradient(135deg, rgba(240, 213, 140, 1), rgba(214, 182, 116, 0.9));
}

.btn--ghost {
  background: rgba(3, 23, 58, 0.45);
  color: var(--color-white);
  box-shadow: inset 0 0 0 1px rgba(214, 182, 116, 0.45);
}

.btn--ghost:hover,
.btn--ghost:focus {
  background: rgba(3, 23, 58, 0.75);
  color: var(--color-gold-bright);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: linear-gradient(145deg, rgba(5, 35, 79, 0.85), rgba(3, 23, 58, 0.9));
  padding: 1.75rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(214, 182, 116, 0.18);
  box-shadow: 0 15px 30px rgba(2, 12, 34, 0.2);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.feature-card:hover,
.feature-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(214, 182, 116, 0.4);
  box-shadow: 0 25px 38px rgba(2, 12, 34, 0.35);
}

.timeline {
  position: relative;
  padding-left: clamp(1.25rem, 3vw, 2.75rem);
  border-left: 2px solid rgba(214, 182, 116, 0.35);
  display: grid;
  gap: 2.5rem;
}

.timeline__marker {
  position: absolute;
  left: -12px;
  top: 0;
  width: 20px;
  height: 20px;
  background: var(--color-gold);
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(214, 182, 116, 0.2);
}

.timeline-card {
  position: relative;
  background: linear-gradient(140deg, rgba(5, 35, 79, 0.9), rgba(2, 12, 34, 0.9));
  padding: 1.75rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(214, 182, 116, 0.2);
  box-shadow: 0 18px 30px rgba(2, 12, 34, 0.25);
}

.timeline-card h3 {
  font-size: 1.25rem;
  color: var(--color-gold-bright);
}

.timeline-card__year {
  font-size: 0.85rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-gray);
  margin-bottom: 1rem;
}

.timeline-card__media {
  margin-top: 1.25rem;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(214, 182, 116, 0.25);
}

.audio-grid {
  display: grid;
  gap: 1.5rem;
}

.audio-card {
  display: grid;
  gap: 1.25rem;
  background: linear-gradient(160deg, rgba(5, 35, 79, 0.95), rgba(2, 12, 34, 0.92));
  border: 1px solid rgba(214, 182, 116, 0.25);
  border-radius: var(--border-radius);
  padding: clamp(1.25rem, 3vw, 1.85rem);
  box-shadow: 0 18px 34px rgba(2, 12, 34, 0.28);
}

.audio-card__header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.audio-card__meta span {
  display: block;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.audio-card audio {
  width: 100%;
  filter: drop-shadow(0 12px 18px rgba(2, 16, 34, 0.4));
}

.playlist {
  margin-top: 2rem;
  padding: 1.75rem;
  border-radius: var(--border-radius);
  background: linear-gradient(160deg, rgba(3, 23, 58, 0.9), rgba(5, 35, 79, 0.7));
  border: 1px solid rgba(214, 182, 116, 0.2);
}

.playlist__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.playlist__list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.playlist__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  background: rgba(5, 35, 79, 0.55);
  border: 1px solid rgba(214, 182, 116, 0.12);
  transition: transform var(--transition), border-color var(--transition);
}

.playlist__item:hover {
  transform: translateX(4px);
  border-color: rgba(214, 182, 116, 0.35);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
}

.video-card {
  background: linear-gradient(165deg, rgba(5, 35, 79, 0.92), rgba(2, 12, 34, 0.9));
  padding: 1.5rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(214, 182, 116, 0.22);
  box-shadow: 0 18px 32px rgba(2, 12, 34, 0.3);
  display: grid;
  gap: 1rem;
}

.video-card iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: 12px;
  box-shadow: 0 12px 20px rgba(2, 12, 34, 0.35);
}

.gallery-grid {
  column-count: 3;
  column-gap: 1.25rem;
}

.gallery-item {
  position: relative;
  margin-bottom: 1.25rem;
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid rgba(214, 182, 116, 0.18);
  box-shadow: 0 16px 30px rgba(2, 12, 34, 0.35);
  break-inside: avoid;
  cursor: zoom-in;
}

.gallery-item img {
  width: 100%;
  transition: transform 600ms ease, filter 400ms ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
  filter: saturate(1.1) brightness(1.05);
}

.gallery-item__label {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
  background: rgba(3, 23, 58, 0.75);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid rgba(214, 182, 116, 0.32);
}

.documents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
}

.document-card {
  background: linear-gradient(170deg, rgba(5, 35, 79, 0.92), rgba(2, 12, 34, 0.9));
  border-radius: var(--border-radius);
  padding: 1.75rem;
  border: 1px solid rgba(214, 182, 116, 0.25);
  box-shadow: 0 18px 32px rgba(2, 12, 34, 0.28);
  display: grid;
  gap: 1.25rem;
  transition: transform var(--transition), border-color var(--transition);
}

.document-card:hover,
.document-card:focus-within {
  transform: translateY(-4px);
  border-color: rgba(214, 182, 116, 0.4);
}

.document-card__meta {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.document-card__excerpt {
  color: rgba(245, 245, 248, 0.82);
  font-size: 0.95rem;
}

.document-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--color-gold-bright);
}

.document-card__link::after {
  content: '→';
  font-size: 0.9rem;
}

.document-card__link:hover,
.document-card__link:focus {
  color: var(--color-white);
}

.anthem-hero__flags {
  display: flex;
  gap: clamp(1rem, 4vw, 1.75rem);
  align-items: center;
  flex-wrap: wrap;
  opacity: 0.9;
}

.anthem-hero__flags img {
  width: clamp(60px, 12vw, 88px);
  filter: drop-shadow(0 12px 18px rgba(2, 16, 34, 0.45));
}

.anthem-overview {
  display: grid;
  gap: 1.5rem;
}

.anthem-overview__details {
  display: grid;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: rgba(245, 245, 248, 0.85);
}

.anthem-overview__details ul {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.35rem;
}

.anthem-deck {
  display: grid;
  gap: 1.75rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.anthem-card {
  display: grid;
  gap: 1.1rem;
  background: linear-gradient(165deg, rgba(5, 35, 79, 0.96), rgba(2, 12, 34, 0.9));
  border-radius: var(--border-radius);
  padding: clamp(1.35rem, 3vw, 1.95rem);
  border: 1px solid rgba(214, 182, 116, 0.28);
  box-shadow: 0 20px 38px rgba(2, 12, 34, 0.3);
  position: relative;
  overflow: hidden;
}

.anthem-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border-left: 4px solid rgba(214, 182, 116, 0.65);
  pointer-events: none;
}

.anthem-card__flag {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  z-index: 1;
}

.anthem-card__flag img {
  width: 72px;
  max-width: 28vw;
  filter: drop-shadow(0 10px 18px rgba(2, 16, 34, 0.5));
}

.anthem-card h3 {
  margin: 0;
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  color: var(--color-gold-bright);
  z-index: 1;
}

.anthem-card p {
  margin: 0;
  z-index: 1;
}

.anthem-lyrics {
  margin: 0;
  padding-left: 1rem;
  border-left: 3px solid rgba(214, 182, 116, 0.45);
  font-style: italic;
  color: rgba(240, 213, 140, 0.92);
  z-index: 1;
}

.anthem-notes {
  font-size: 0.92rem;
  color: rgba(245, 245, 248, 0.72);
  z-index: 1;
}

.anthem-card audio {
  width: 100%;
  z-index: 1;
  filter: drop-shadow(0 12px 20px rgba(2, 16, 34, 0.42));
}

.callout {
  background: rgba(3, 23, 58, 0.65);
  padding: 1.5rem;
  border-left: 4px solid var(--color-gold);
  border-radius: 12px;
  color: rgba(245, 245, 248, 0.85);
}

.site-footer {
  margin-top: auto;
  background: linear-gradient(135deg, rgba(2, 12, 34, 0.95), rgba(3, 23, 58, 0.92));
  border-top: 1px solid rgba(214, 182, 116, 0.22);
  padding: 2.5rem 1.5rem;
}

.site-footer__inner {
  margin: 0 auto;
  max-width: var(--max-width);
  display: grid;
  gap: 1.25rem;
  color: rgba(245, 245, 248, 0.78);
}

.site-footer__divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(214, 182, 116, 0.5), transparent);
}

.site-footer__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
}

@media (min-width: 960px) {
  .anthem-overview {
    grid-template-columns: minmax(320px, 1fr) minmax(220px, 0.8fr);
    align-items: start;
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(2, 8, 18, 0.86);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 1.5rem;
  z-index: 100;
  visibility: hidden;
  opacity: 0;
  transition: opacity 200ms ease, visibility 200ms ease;
}

.lightbox.is-open {
  visibility: visible;
  opacity: 1;
}

.lightbox__content {
  max-width: min(900px, 92vw);
  width: 100%;
  background: linear-gradient(160deg, rgba(5, 35, 79, 0.95), rgba(2, 12, 34, 0.95));
  border-radius: 18px;
  border: 1px solid rgba(214, 182, 116, 0.4);
  padding: 1.5rem;
  position: relative;
  box-shadow: 0 25px 45px rgba(2, 12, 34, 0.45);
}

.lightbox__image {
  width: 100%;
  border-radius: 12px;
}

.lightbox__caption {
  margin-top: 1rem;
  font-size: 0.95rem;
  color: rgba(245, 245, 248, 0.85);
}

.lightbox__close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--color-gold-bright);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

.meta-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.meta-list span {
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-gray);
}

.meta-list strong {
  display: block;
  margin-top: 0.35rem;
  color: var(--color-white);
  font-size: 1.1rem;
}

.document-page {
  max-width: min(860px, 92vw);
  margin: clamp(3rem, 8vw, 5rem) auto;
  background: linear-gradient(170deg, rgba(5, 35, 79, 0.95), rgba(2, 12, 34, 0.93));
  padding: clamp(2rem, 5vw, 3rem);
  border-radius: 18px;
  border: 1px solid rgba(214, 182, 116, 0.35);
  box-shadow: 0 25px 45px rgba(2, 12, 34, 0.35);
}

.document-page h1 {
  font-size: clamp(2.2rem, 4vw, 2.75rem);
  margin-bottom: 0.5rem;
}

.document-page__meta {
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gray);
  margin-bottom: 2rem;
}

.document-page p {
  font-size: 1rem;
  color: rgba(245, 245, 248, 0.86);
  margin-bottom: 1.25rem;
}

.document-page blockquote {
  margin: 2rem 0;
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--color-gold);
  background: rgba(3, 23, 58, 0.65);
  border-radius: 14px;
  font-style: italic;
  color: rgba(245, 245, 248, 0.88);
}

.document-page__actions {
  margin-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 960px) {
  .site-nav {
    position: fixed;
    inset: 0 0 auto;
    top: 72px;
    flex-direction: column;
    background: linear-gradient(160deg, rgba(3, 23, 58, 0.98), rgba(2, 12, 34, 0.95));
    padding: 1.5rem;
    border-bottom: 1px solid rgba(214, 182, 116, 0.25);
    transform: translateY(-120%);
    transition: transform 220ms ease;
  }

  .site-nav.is-open {
    transform: translateY(0);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header__inner {
    padding: 1rem 1.25rem;
  }

  .gallery-grid {
    column-count: 2;
  }
}

@media (max-width: 640px) {
  .hero__title {
    font-size: clamp(2.35rem, 9vw, 3rem);
  }

  .hero__title span::after {
    height: 4px;
    bottom: -8px;
  }

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

  .audio-card__header,
  .playlist__item {
    flex-direction: column;
    align-items: flex-start;
  }

  .gallery-grid {
    column-count: 1;
  }
}