/* Design tokens */
:root {
  --ocean-950: #061826;
  --ocean-900: #0b2435;
  --ocean-800: #12364a;
  --ocean-700: #174c5f;
  --teal: #1ba6a6;
  --cyan: #56d6e8;
  --sand: #d8b56d;
  --white: #f4f8fa;
  --muted: #8ca6b3;
  --ink: #031019;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.28);
  --radius: 8px;
  color-scheme: dark;
}

/* Base layout and typography */
* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
}

body {
  margin: 0;
  overflow-x: hidden;
  font-family:
    Inter,
    "Source Sans 3",
    Lato,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.6;
  color: var(--white);
  background: var(--ocean-950);
}

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

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--sand);
  outline-offset: 3px;
}

/* Shared header and navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  background: rgba(6, 24, 38, 0.92);
  border-bottom: 1px solid rgba(86, 214, 232, 0.18);
  backdrop-filter: blur(18px);
}

.brand {
  display: grid;
  text-decoration: none;
}

.brand-name {
  font-family: Montserrat, Poppins, Outfit, system-ui, sans-serif;
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-tagline {
  color: var(--muted);
  font-size: 0.78rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-nav a {
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
  padding: 0.55rem 0.75rem;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--white);
}

.site-nav a:hover {
  background: rgba(27, 166, 166, 0.16);
}

.site-nav a[aria-current="page"] {
  background: transparent;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(244, 248, 250, 0.18);
  border-radius: var(--radius);
  background: transparent;
  color: var(--white);
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

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

/* Hero sections */
.hero,
.page-hero {
  position: relative;
  isolation: isolate;
  display: grid;
  align-items: end;
  min-height: 82vh;
  padding: clamp(5rem, 10vw, 9rem) clamp(1rem, 4vw, 3rem);
  overflow: hidden;
  background: var(--ocean-900);
}

.page-hero {
  min-height: 52vh;
}

.simple-hero {
  min-height: 42vh;
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  z-index: -2;
  object-fit: cover;
}

.hero-overlay {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(6, 24, 38, 0.94), rgba(6, 24, 38, 0.42)),
    linear-gradient(0deg, rgba(6, 24, 38, 0.55), transparent 50%);
}

.object-left {
  object-position: left center;
}

.object-center {
  object-position: center center;
}

.object-top {
  object-position: center top;
}

.hero-content,
.section-inner {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.hero-content {
  margin-left: 0;
  max-width: 820px;
}

h1,
h2,
h3 {
  font-family: Montserrat, Poppins, Outfit, system-ui, sans-serif;
  line-height: 1.08;
  margin: 0;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.45rem, 7vw, 5.4rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 3rem);
}

h3 {
  font-size: 1.25rem;
}

p {
  margin: 0;
}

p + p {
  margin-top: 1rem;
}

.hero-copy,
.page-hero p,
.section-intro {
  max-width: 760px;
  color: #d7e5eb;
  font-size: 1.12rem;
  margin-top: 1.1rem;
}

.section-label {
  color: var(--sand);
  font-weight: 800;
  letter-spacing: 0.14em;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
}

/* Reusable sections, cards and grids */
.section {
  padding: clamp(3.5rem, 8vw, 6rem) clamp(1rem, 4vw, 3rem);
}

.section-muted {
  background: var(--ocean-900);
}

.macro-section {
  background:
    linear-gradient(135deg, rgba(27, 166, 166, 0.14), rgba(216, 181, 109, 0.1)),
    var(--ocean-950);
}

.section-heading {
  max-width: 840px;
  margin-bottom: 1.6rem;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button {
  border: 1px solid rgba(244, 248, 250, 0.18);
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0.7rem 1rem;
  font-weight: 800;
  text-decoration: none;
}

.button-primary {
  background: var(--sand);
  border-color: var(--sand);
  color: #14212a;
}

.button-secondary {
  background: rgba(244, 248, 250, 0.08);
}

.text-link {
  display: inline-flex;
  margin-top: 1.2rem;
  color: var(--cyan);
  font-weight: 800;
}

.split,
.media-split,
.cert-feature,
.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 1.05fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.media-split.reverse {
  grid-template-columns: minmax(280px, 1.05fr) minmax(0, 0.95fr);
}

.media-split.reverse .image-card {
  order: 2;
}

.stat-grid,
.card-grid,
.cert-grid,
.story-grid,
.gallery-grid,
.video-grid {
  display: grid;
  gap: 1rem;
}

.stat-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cert-grid,
.story-grid,
.video-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.gallery-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stat-card,
.info-card,
.story-card,
.video-card,
.gallery-card,
/* Image handling */
.image-card,
.cta-panel {
  border: 1px solid rgba(244, 248, 250, 0.12);
  border-radius: var(--radius);
  background: rgba(244, 248, 250, 0.06);
  box-shadow: var(--shadow);
}

.stat-card,
.info-card,
.story-card {
  padding: 1.25rem;
}

.stat-card strong {
  display: block;
  color: var(--cyan);
  font-size: 2.3rem;
  line-height: 1;
}

.stat-card span,
.info-card p,
.story-card p,
.info-card li {
  color: #d7e5eb;
}

.info-card h2,
.story-card h2,
.video-card h2 {
  color: var(--cyan);
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

.info-card h3 {
  color: var(--cyan);
  margin-bottom: 0.7rem;
}

.highlight-card {
  background: linear-gradient(
    135deg,
    rgba(27, 166, 166, 0.18),
    rgba(216, 181, 109, 0.1)
  );
}

.info-card ul {
  margin: 0.75rem 0 0;
  padding-left: 1.1rem;
}

.image-card,
.gallery-card,
.feature-card,
.video-card {
  overflow: hidden;
}

.image-card img,
.gallery-card img,
.feature-card img,
.video-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-card img {
  aspect-ratio: 4 / 3;
}

.portrait-card img {
  aspect-ratio: 4 / 5;
}

.image-card figcaption,
.gallery-card figcaption {
  color: var(--muted);
  font-size: 0.9rem;
  padding: 0.8rem 1rem 1rem;
}

.feature-card {
  position: relative;
  min-height: 320px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-decoration: none;
}

.compact-feature {
  min-height: 260px;
}

.feature-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent, rgba(6, 24, 38, 0.9));
}

.feature-card span {
  position: absolute;
  left: 1.2rem;
  right: 1.2rem;
  bottom: 1.2rem;
  z-index: 1;
  font-size: 1.25rem;
  font-weight: 800;
}

.prose {
  max-width: 830px;
  color: #d7e5eb;
  font-size: 1.08rem;
}

.prose.wide {
  max-width: 920px;
}

/* Places Dived regions */
.travel-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.travel-map div {
  border-bottom: 3px solid var(--teal);
  background: var(--ocean-900);
  border-radius: var(--radius);
  padding: 1.2rem;
}

.travel-map strong,
.travel-map span {
  display: block;
}

.travel-map span {
  color: var(--sand);
  font-size: 1.7rem;
  font-weight: 800;
}

.region-list {
  display: grid;
  gap: 1.2rem;
}

.region-card {
  display: grid;
  grid-template-columns: minmax(220px, 0.85fr) minmax(0, 1.15fr);
  gap: 1.2rem;
  align-items: stretch;
  border: 1px solid rgba(244, 248, 250, 0.12);
  border-radius: var(--radius);
  background: rgba(244, 248, 250, 0.06);
  overflow: hidden;
}

.region-card img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
}

.region-card div {
  padding: 1.4rem 1.4rem 1.4rem 0;
}

.region-card h2 {
  color: var(--cyan);
  font-size: clamp(1.35rem, 3vw, 2rem);
  margin-bottom: 0.7rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.tag-list span {
  border: 1px solid rgba(86, 214, 232, 0.24);
  border-radius: var(--radius);
  background: rgba(86, 214, 232, 0.09);
  padding: 0.65rem 0.85rem;
}

.gallery-card img {
  aspect-ratio: 4 / 3;
}

/* Photography gallery and previews */
.preview-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.preview-card {
  position: relative;
  min-height: 230px;
  overflow: hidden;
  border: 1px solid rgba(244, 248, 250, 0.12);
  border-radius: var(--radius);
  background: rgba(244, 248, 250, 0.06);
  box-shadow: var(--shadow);
  text-decoration: none;
}

.preview-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(6, 24, 38, 0.92));
}

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

.preview-card span {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 1;
  font-weight: 800;
}

.compact-actions {
  margin-top: 1.25rem;
}

.gallery-note {
  max-width: 760px;
  margin-top: 1.4rem;
  color: #d7e5eb;
}

.gallery-card figcaption strong,
.gallery-card figcaption span {
  display: block;
}

.video-card {
  display: grid;
  grid-template-columns: minmax(160px, 0.75fr) minmax(0, 1fr);
  align-items: stretch;
}

.video-card img {
  min-height: 220px;
}

.video-card div {
  padding: 1.2rem;
}

.play-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 56px;
  height: 40px;
  margin-bottom: 1rem;
  border-radius: var(--radius);
  background: var(--sand);
  color: var(--ocean-950);
  font-weight: 900;
}

/* Contact and calls to action */
.contact-email {
  font-size: clamp(1.3rem, 4vw, 2rem);
  font-weight: 800;
  margin-top: 1rem;
}

.link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1rem;
}

.link-list a,
.link-list span {
  border: 1px solid rgba(86, 214, 232, 0.24);
  border-radius: var(--radius);
  padding: 0.55rem 0.75rem;
  text-decoration: none;
}

.cta-section {
  background:
    linear-gradient(
      135deg,
      rgba(216, 181, 109, 0.16),
      rgba(27, 166, 166, 0.12)
    ),
    var(--ocean-900);
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: clamp(1.25rem, 4vw, 2rem);
}

/* Shared footer */
.site-footer {
  padding: 1.8rem clamp(1rem, 4vw, 3rem) 1rem;
  color: var(--muted);
  background: #04111b;
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.8fr) minmax(
      240px,
      0.85fr
    );
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
}

.footer-main p {
  margin: 0;
}

.footer-identity,
.footer-project,
.footer-links {
  display: grid;
  align-content: start;
  gap: 0.5rem;
}

.footer-name {
  color: var(--white);
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  font-weight: 750;
  line-height: 1.1;
}

.footer-brand {
  color: var(--cyan);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-heading {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-link-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.4rem 1rem;
}

.site-footer a {
  color: var(--white);
  text-decoration: none;
  text-underline-offset: 0.2em;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--cyan);
  text-decoration: underline;
}

.footer-project-link {
  justify-self: start;
  margin-top: 0.25rem;
  font-weight: 700;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.4rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(244, 248, 250, 0.12);
  font-size: 0.9rem;
}

.footer-bottom p {
  margin: 0;
}

.not-found {
  min-height: 100vh;
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 1rem;
  padding: clamp(2rem, 8vw, 5rem);
  background: var(--ocean-950);
}

/* Responsive layout */
@media (max-width: 1050px) {
  .card-grid.four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .preview-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    background: var(--ocean-950);
    border-bottom: 1px solid rgba(86, 214, 232, 0.18);
  }

  .site-nav.is-open {
    display: flex;
  }

  .split,
  .media-split,
  .media-split.reverse,
  .cert-feature,
  .card-grid,
  .card-grid.three,
  .cert-grid,
  .story-grid,
  .gallery-grid,
  .preview-grid,
  .video-grid,
  .footer-main {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .media-split.reverse .image-card {
    order: 0;
  }

  .travel-map {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .region-card div {
    padding: 0 1.2rem 1.2rem;
  }

  .cta-panel {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .brand-tagline {
    display: none;
  }

  .hero {
    min-height: 78vh;
  }

  .page-hero {
    min-height: 48vh;
  }

  .stat-grid,
  .travel-map,
  .card-grid.four {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(2.15rem, 13vw, 3.3rem);
  }
}

/* Interactive photography gallery */
.gallery-card {
  position: relative;
  cursor: zoom-in;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.gallery-card::after {
  content: "View larger";
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  z-index: 2;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 999px;
  background: rgba(6, 24, 38, 0.78);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  opacity: 0;
  transform: translateY(-5px);
  transition:
    opacity 180ms ease,
    transform 180ms ease;
  pointer-events: none;
}

.gallery-card img {
  transition:
    transform 260ms ease,
    filter 260ms ease;
}

.gallery-card:hover,
.gallery-card:focus-visible {
  z-index: 1;
  transform: translateY(-5px) scale(1.025);
  border-color: rgba(86, 214, 232, 0.55);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.38);
  outline: none;
}

.gallery-card:hover::after,
.gallery-card:focus-visible::after {
  opacity: 1;
  transform: translateY(0);
}

.gallery-card:hover img,
.gallery-card:focus-visible img {
  transform: scale(1.055);
  filter: saturate(1.08) contrast(1.04);
}

.photo-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: clamp(1rem, 3vw, 2rem);
  background: rgba(2, 12, 20, 0.94);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 180ms ease,
    visibility 180ms ease;
}

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

.photo-lightbox-dialog {
  position: relative;
  display: grid;
  width: min(1180px, 100%);
  max-height: calc(100vh - 2rem);
  grid-template-rows: minmax(0, 1fr) auto;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: var(--ocean-950);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.62);
}

.photo-lightbox-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: min(72vh, 760px);
  padding: 1rem 4.5rem;
  background: #020b12;
}

.photo-lightbox-image {
  display: block;
  max-width: 100%;
  max-height: 72vh;
  width: auto;
  height: auto;
  object-fit: contain;
}

.photo-lightbox-caption {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.2rem;
  color: #d7e5eb;
}

.photo-lightbox-caption strong {
  color: #fff;
}

.photo-lightbox-count {
  white-space: nowrap;
  color: var(--muted);
}

.photo-lightbox-close,
.photo-lightbox-prev,
.photo-lightbox-next {
  position: absolute;
  z-index: 3;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(6, 24, 38, 0.78);
  color: #fff;
  cursor: pointer;
  transition:
    background 160ms ease,
    transform 160ms ease;
}

.photo-lightbox-close:hover,
.photo-lightbox-prev:hover,
.photo-lightbox-next:hover,
.photo-lightbox-close:focus-visible,
.photo-lightbox-prev:focus-visible,
.photo-lightbox-next:focus-visible {
  background: rgba(27, 166, 166, 0.92);
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.photo-lightbox-close {
  top: 0.85rem;
  right: 0.85rem;
  width: 2.8rem;
  height: 2.8rem;
  border-radius: 50%;
  font-size: 1.65rem;
  line-height: 1;
}

.photo-lightbox-prev,
.photo-lightbox-next {
  top: 50%;
  width: 3rem;
  height: 4.5rem;
  transform: translateY(-50%);
  border-radius: 0.55rem;
  font-size: 2rem;
}

.photo-lightbox-prev:hover,
.photo-lightbox-next:hover {
  transform: translateY(-50%) scale(1.05);
}

.photo-lightbox-prev {
  left: 0.8rem;
}

.photo-lightbox-next {
  right: 0.8rem;
}

body.lightbox-open {
  overflow: hidden;
}

@media (max-width: 700px) {
  .photo-lightbox {
    padding: 0;
  }

  .photo-lightbox-dialog {
    width: 100%;
    height: 100%;
    max-height: none;
    border: 0;
    border-radius: 0;
  }

  .photo-lightbox-stage {
    min-height: 0;
    padding: 4rem 0.5rem 1rem;
  }

  .photo-lightbox-image {
    max-height: calc(100vh - 10rem);
  }

  .photo-lightbox-prev,
  .photo-lightbox-next {
    top: auto;
    bottom: 5.7rem;
    width: 3.2rem;
    height: 3.2rem;
    transform: none;
    border-radius: 50%;
  }

  .photo-lightbox-prev:hover,
  .photo-lightbox-next:hover {
    transform: scale(1.05);
  }

  .photo-lightbox-caption {
    min-height: 5rem;
    padding-right: 5rem;
    font-size: 0.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .gallery-card,
  .gallery-card img,
  .gallery-card::after,
  .photo-lightbox {
    transition: none;
  }
}

/* Professional interaction system — tactile, restrained and site-specific */
:root {
  --line-soft: rgba(244, 248, 250, 0.12);
  --line-active: rgba(86, 214, 232, 0.58);
  --surface: rgba(244, 248, 250, 0.055);
  --surface-raised: rgba(244, 248, 250, 0.085);
  --shadow-rest: 0 12px 34px rgba(0, 0, 0, 0.22);
  --shadow-raised: 0 22px 55px rgba(0, 0, 0, 0.34);
  --ease-out: cubic-bezier(0.2, 0.72, 0.22, 1);
}

/* A faint underwater grain and contour line prevents the dark layout feeling flat. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.36;
  background:
    radial-gradient(
      circle at 16% 12%,
      rgba(86, 214, 232, 0.055),
      transparent 24rem
    ),
    radial-gradient(
      circle at 88% 42%,
      rgba(216, 181, 109, 0.045),
      transparent 26rem
    ),
    repeating-linear-gradient(
      118deg,
      transparent 0 56px,
      rgba(255, 255, 255, 0.012) 57px 58px
    );
}

.section-inner {
  position: relative;
}

.section-heading::after {
  content: "";
  display: block;
  width: 4.5rem;
  height: 2px;
  margin-top: 1.15rem;
  background: linear-gradient(90deg, var(--sand), rgba(216, 181, 109, 0));
}

/* Shared interactive surfaces. The glow follows the pointer when JavaScript is available. */
.stat-card,
.info-card,
.story-card,
.video-card,
.gallery-card,
.image-card,
.feature-card,
.preview-card,
.region-card,
.travel-map div,
.cta-panel,
.link-list a,
.tag-list span {
  --pointer-x: 50%;
  --pointer-y: 50%;
  position: relative;
  border-color: var(--line-soft);
  background-color: var(--surface);
  box-shadow: var(--shadow-rest);
  transform: translateZ(0);
  transition:
    transform 240ms var(--ease-out),
    border-color 240ms ease,
    background-color 240ms ease,
    box-shadow 240ms var(--ease-out),
    color 180ms ease;
}

.stat-card::before,
.info-card::before,
.story-card::before,
.video-card::before,
.image-card::before,
.region-card::before,
.travel-map div::before,
.cta-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(
    300px circle at var(--pointer-x) var(--pointer-y),
    rgba(86, 214, 232, 0.12),
    transparent 64%
  );
  transition: opacity 220ms ease;
}

.stat-card > *,
.info-card > *,
.story-card > *,
.video-card > *,
.image-card > *,
.region-card > *,
.travel-map div > *,
.cta-panel > * {
  position: relative;
  z-index: 1;
}

.stat-card:hover,
.info-card:hover,
.story-card:hover,
.video-card:hover,
.image-card:hover,
.region-card:hover,
.travel-map div:hover,
.cta-panel:hover,
.stat-card:focus-within,
.info-card:focus-within,
.story-card:focus-within,
.video-card:focus-within,
.image-card:focus-within,
.region-card:focus-within,
.cta-panel:focus-within {
  border-color: var(--line-active);
  background-color: var(--surface-raised);
  box-shadow: var(--shadow-raised);
  transform: translateY(-5px);
}

.stat-card:hover::before,
.info-card:hover::before,
.story-card:hover::before,
.video-card:hover::before,
.image-card:hover::before,
.region-card:hover::before,
.travel-map div:hover::before,
.cta-panel:hover::before,
.stat-card:focus-within::before,
.info-card:focus-within::before,
.story-card:focus-within::before,
.video-card:focus-within::before,
.image-card:focus-within::before,
.region-card:focus-within::before,
.cta-panel:focus-within::before {
  opacity: 1;
}

/* Avoid a uniform tile effect: adjacent cards rise by subtly different amounts. */
.card-grid > :nth-child(3n + 2):hover,
.gallery-grid > :nth-child(3n + 2):hover,
.preview-grid > :nth-child(2n):hover {
  transform: translateY(-7px);
}

.card-grid > :nth-child(3n):hover,
.gallery-grid > :nth-child(3n):hover {
  transform: translateY(-4px);
}

/* Photographic cards stay image-led, with restrained movement rather than a generic glow box. */
.feature-card img,
.preview-card img,
.image-card img,
.region-card img,
.video-card img {
  transition:
    transform 420ms var(--ease-out),
    filter 300ms ease;
}

.feature-card:hover,
.feature-card:focus-visible,
.preview-card:hover,
.preview-card:focus-visible {
  border-color: var(--line-active);
  box-shadow: var(--shadow-raised);
  transform: translateY(-6px);
  outline: none;
}

.feature-card:hover img,
.feature-card:focus-visible img,
.preview-card:hover img,
.preview-card:focus-visible img,
.image-card:hover img,
.region-card:hover img,
.video-card:hover img {
  transform: scale(1.035);
  filter: saturate(1.06) contrast(1.025);
}

.feature-card::before,
.preview-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  border: 1px solid transparent;
  border-radius: inherit;
  background: linear-gradient(
      135deg,
      rgba(86, 214, 232, 0.28),
      transparent 30%,
      transparent 72%,
      rgba(216, 181, 109, 0.22)
    )
    border-box;
  -webkit-mask:
    linear-gradient(#fff 0 0) padding-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 240ms ease;
}

.feature-card:hover::before,
.feature-card:focus-visible::before,
.preview-card:hover::before,
.preview-card:focus-visible::before {
  opacity: 1;
}

/* Links use a deliberate animated rule instead of generic colour-only hover. */
.text-link,
.prose a,
.contact-email a,
.site-footer a:not(.button),
.footer-project-link {
  position: relative;
  width: fit-content;
  text-decoration: none;
  background-image: linear-gradient(90deg, var(--sand), var(--cyan));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 2px;
  transition:
    color 180ms ease,
    background-size 260ms var(--ease-out);
}

.text-link:hover,
.text-link:focus-visible,
.prose a:hover,
.prose a:focus-visible,
.contact-email a:hover,
.contact-email a:focus-visible,
.site-footer a:not(.button):hover,
.site-footer a:not(.button):focus-visible,
.footer-project-link:hover,
.footer-project-link:focus-visible {
  color: var(--cyan);
  background-size: 100% 2px;
  text-decoration: none;
}

/* Primary navigation states are deliberately distinct:
   - current page: bright typography with a quiet gold underline
   - hover: a compact teal pill with lift, but no active-page underline
   - keyboard focus: a visible cyan outline
   This ensures only one item ever reads as the current page. */
.site-nav a {
  position: relative;
  overflow: hidden;
  border-radius: 0.48rem;
  padding-block: 0.56rem;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    transform 180ms var(--ease-out),
    box-shadow 180ms ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0.72rem;
  right: 0.72rem;
  bottom: 0.22rem;
  height: 2px;
  background: var(--sand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms var(--ease-out);
}

.site-nav a[aria-current="page"] {
  color: var(--white);
  background: transparent;
  font-weight: 800;
  box-shadow: none;
}

.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.site-nav a:not([aria-current="page"]):hover {
  color: var(--white);
  background: rgba(27, 166, 166, 0.14);
  transform: translateY(-1px);
  box-shadow: 0 5px 14px rgba(0, 0, 0, 0.14);
}

.site-nav a:not([aria-current="page"]):hover::after {
  transform: scaleX(0);
}

.site-nav a:focus-visible {
  color: var(--white);
  background: rgba(27, 166, 166, 0.08);
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.site-nav a:focus-visible::after {
  transform: scaleX(0);
}

.site-nav a[aria-current="page"]:focus-visible::after {
  transform: scaleX(1);
}

/* Buttons feel solid and purposeful, not glossy or over-animated. */
.button {
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.18);
  transition:
    transform 200ms var(--ease-out),
    box-shadow 200ms ease,
    border-color 180ms ease,
    background-color 180ms ease;
}

.button::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    110deg,
    transparent 20%,
    rgba(255, 255, 255, 0.17),
    transparent 58%
  );
  transform: translateX(-125%);
  transition: transform 480ms var(--ease-out);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.28);
}

.button:hover::after,
.button:focus-visible::after {
  transform: translateX(125%);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #e3c37e;
  border-color: #e3c37e;
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(86, 214, 232, 0.56);
  background: rgba(86, 214, 232, 0.11);
}

.link-list a:hover,
.link-list a:focus-visible,
.tag-list span:hover {
  border-color: var(--line-active);
  background: rgba(86, 214, 232, 0.14);
  color: var(--white);
  transform: translateY(-2px);
}

/* Make destination cards feel editorial rather than like repeated app tiles. */
.region-card:nth-child(even) {
  grid-template-columns: minmax(0, 1.15fr) minmax(220px, 0.85fr);
}

.region-card:nth-child(even) img {
  order: 2;
}

.region-card:nth-child(even) div {
  padding: 1.4rem 0 1.4rem 1.4rem;
}

/* Footer links retain the cleaner interaction treatment without reintroducing underlines. */
.site-footer a:hover,
.site-footer a:focus-visible {
  text-decoration: none;
}

@media (max-width: 900px) {
  .region-card:nth-child(even) {
    grid-template-columns: 1fr;
  }

  .region-card:nth-child(even) img {
    order: 0;
  }

  .region-card:nth-child(even) div {
    padding: 0 1.2rem 1.2rem;
  }
}

@media (hover: none) {
  .stat-card:hover,
  .info-card:hover,
  .story-card:hover,
  .video-card:hover,
  .image-card:hover,
  .region-card:hover,
  .travel-map div:hover,
  .cta-panel:hover,
  .feature-card:hover,
  .preview-card:hover,
  .gallery-card:hover {
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* --------------------------------------------------------------------------
   Release-candidate accessibility and performance safeguards
   -------------------------------------------------------------------------- */

/* The skip link stays visually hidden until reached by keyboard navigation. */
.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 2000;
  padding: 0.7rem 1rem;
  border: 2px solid var(--sand);
  border-radius: var(--radius);
  background: var(--ocean-950);
  color: var(--white);
  font-weight: 800;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* Programmatically focused main content should not receive a visual outline. */
main:focus {
  outline: none;
}

/* Keep dynamically hidden dialogs out of both layout and the accessibility tree. */
.photo-lightbox[hidden] {
  display: none;
}

.photo-lightbox-backdrop {
  position: absolute;
  inset: 0;
}

.photo-lightbox-dialog {
  z-index: 1;
}

/* A failed image remains understandable without collapsing the surrounding card. */
.missing-image {
  display: grid;
  min-height: 14rem;
  place-items: center;
  padding: 1rem;
  background: rgba(244, 248, 250, 0.06);
  color: var(--muted);
  text-align: center;
}

/* Delay rendering of below-the-fold sections while reserving stable layout space. */
@supports (content-visibility: auto) {
  main > .section {
    content-visibility: auto;
    contain-intrinsic-size: auto 760px;
  }
}

/* Print output strips interaction chrome and keeps essential content legible. */
@media print {
  .site-header,
  .site-footer,
  .button-row,
  .photo-lightbox,
  .skip-link {
    display: none !important;
  }

  body {
    background: #fff;
    color: #111;
  }

  .hero,
  .page-hero,
  .section,
  .section-muted,
  .macro-section,
  .cta-section {
    min-height: 0;
    padding: 1rem 0;
    background: #fff !important;
    color: #111;
  }

  .hero-image,
  .hero-overlay {
    display: none;
  }

  a {
    color: inherit;
    text-decoration: underline;
  }
}

/* RC1.1 AGScuba brand system and image composition. */
.brand {
  display: flex;
  align-items: center;
  gap: 0.72rem;
  min-width: 0;
}
.brand-mark {
  width: clamp(92px, 9vw, 150px);
  height: auto;
  flex: 0 0 auto;
}
.brand-copy {
  display: grid;
  min-width: 0;
}
.brand-name {
  color: var(--white);
  white-space: nowrap;
}
.brand-blue {
  color: var(--cyan);
}
.brand-tagline {
  white-space: nowrap;
}
.brand-tagline span {
  color: var(--sand);
  padding-inline: 0.18em;
}
.hero-brand-mark {
  width: clamp(150px, 17vw, 230px);
  height: auto;
  margin: 0 0 0.65rem;
}
.footer-wordmark {
  display: block;
  width: min(100%, 460px);
  height: auto;
  overflow: visible;
}

/* Active is a location marker; hover is an action. */
.site-nav a[aria-current="page"]::after {
  left: 50%;
  right: auto;
  width: 74%;
  transform: translateX(-50%) scaleX(1);
  transform-origin: center;
  background: linear-gradient(90deg, var(--sand), var(--cyan));
  height: 3px;
}
.site-nav a:not([aria-current="page"]):hover {
  background: rgba(27, 166, 166, 0.14);
}
.site-nav a:not([aria-current="page"]):hover::after {
  transform: scaleX(0);
}

/* Per-image composition: adjust presentation without altering source photographs. */
.photo-tech-diver {
  object-position: 65% 35% !important;
}
.photo-freediving {
  object-position: 83% 50% !important;
  filter: contrast(1.04) saturate(1.08);
}
.photo-marine-life {
  object-position: 65% 10% !important;
}
.photo-wreck-diver {
  object-position: 35% 57% !important;
}

@media (max-width: 980px) {
  .brand-mark {
    width: 90px;
  }
  .brand-name {
    font-size: 1.12rem;
  }
  .brand-tagline {
    font-size: 0.68rem;
  }
}
@media (max-width: 700px) {
  .brand-mark {
    width: 76px;
  }
  .brand-tagline {
    white-space: normal;
  }
}

/* AGScuba mobile navigation and Places Dived readability fixes — v2. */
@media (max-width: 900px) {
  /*
   * Mobile navigation:
   * links remain content-width and the current-page marker is a short,
   * fixed rule beneath the label rather than a percentage of the menu.
   */
  .site-nav {
    align-items: flex-start;
    gap: 0.18rem;
    padding: 0.9rem 1.35rem 1.15rem;
  }

  .site-nav a {
    display: inline-block;
    flex: 0 0 auto;
    width: auto;
    max-width: max-content;
    padding: 0.68rem 0.7rem 0.82rem;
  }

  .site-nav a[aria-current="page"]::after {
    left: 0.7rem;
    right: auto;
    bottom: 0.18rem;
    width: 3rem;
    max-width: 3rem;
    height: 3px;
    transform: none;
    background: linear-gradient(90deg, var(--sand), var(--cyan));
  }

  /*
   * Places Dived cards:
   * preserve the photography but use a stronger full-card reading layer,
   * especially through the middle where the body copy sits on an iPhone.
   */
  .region-card,
  .region-card:nth-child(even) {
    display: block;
    position: relative;
    min-height: 35rem;
    isolation: isolate;
  }

  .region-card img,
  .region-card:nth-child(even) img {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    min-height: 0;
    object-fit: cover;
  }

  .region-card::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background:
      linear-gradient(
        180deg,
        rgba(3, 14, 24, 0.48) 0%,
        rgba(3, 14, 24, 0.64) 42%,
        rgba(3, 14, 24, 0.92) 100%
      );
  }

  .region-card > div,
  .region-card:nth-child(even) > div {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    padding: 2.8rem 1.35rem 1.35rem;
    background: linear-gradient(
      180deg,
      transparent 0%,
      rgba(3, 14, 24, 0.22) 28%,
      rgba(3, 14, 24, 0.52) 100%
    );
  }

  .region-card h2 {
    margin-bottom: 0.85rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.88);
  }

  .region-card p {
    color: #f4f8fa;
    line-height: 1.62;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.92);
  }
}

@media (max-width: 560px) {
  .region-card,
  .region-card:nth-child(even) {
    min-height: 37rem;
  }
}