:root {
  --bg: #0d1b2a;
  --bg-elevated: #152238;
  --text: #e8eef7;
  --text-muted: #8ca0be;
  --accent: #8ecae6;
  --accent-hover: #b8e3ff;
  --border: #2a3f63;
  --focus: #5eb8e8;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  min-height: 100svh;
  overflow-x: hidden;
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial,
    sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  display: flex;
  flex-direction: column;
}

.site-header {
  text-align: center;
  padding: 2.5rem 1.25rem 1.5rem;
  padding-top: max(2.5rem, calc(1.25rem + env(safe-area-inset-top, 0px)));
  padding-left: max(1.25rem, env(safe-area-inset-left, 0px));
  padding-right: max(1.25rem, env(safe-area-inset-right, 0px));
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg) 100%);
}

.site-title {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.site-tagline {
  margin: 0.35rem 0 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

main {
  flex: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1rem 2.5rem;
  padding-left: max(1rem, env(safe-area-inset-left, 0px));
  padding-right: max(1rem, env(safe-area-inset-right, 0px));
}

.carousel[hidden],
.gallery-empty[hidden],
.gallery-error[hidden] {
  display: none !important;
}

.carousel {
  outline: none;
}

.carousel:focus-visible {
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--focus);
  border-radius: 12px;
}

.carousel__viewport {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.carousel__track-wrap {
  flex: 1;
  min-width: 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  aspect-ratio: 16 / 10;
  max-height: min(70vh, 720px);
  max-height: min(70dvh, 720px);
  margin: 0 auto;
  touch-action: pan-y pinch-zoom;
}

.carousel__track {
  display: flex;
  height: 100%;
  transition: transform 0.35s ease;
  will-change: transform;
}

.carousel__slide {
  flex: 0 0 100%;
  height: 100%;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  list-style: none;
}

.carousel__slide picture {
  display: contents;
}

.carousel__slide img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

.carousel__btn {
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease;
}

.carousel__btn:hover {
  background: #1e304f;
  border-color: var(--accent);
  color: var(--accent);
}

.carousel__btn:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.carousel__btn:active:not(:disabled) {
  background: #243a5a;
}

.carousel__btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  border-color: var(--border);
  color: var(--text-muted);
}

.carousel__btn:disabled:hover {
  background: var(--bg-elevated);
  color: var(--text-muted);
}

.carousel__autoplay {
  margin-top: 0.85rem;
  text-align: center;
}

.carousel__autoplay[hidden] {
  display: none !important;
}

.carousel__autoplay-btn {
  padding: 0.4rem 1rem;
  font-size: 0.875rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  transition:
    background 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease;
}

.carousel__autoplay-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.carousel__autoplay-btn:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.carousel__autoplay-btn:active {
  background: #1e304f;
}

.carousel__dots {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  align-items: center;
  margin-top: 1rem;
  padding: 0 0.5rem;
}

.carousel__dot {
  width: 0.55rem;
  height: 0.55rem;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: var(--border);
  cursor: pointer;
  transition:
    background 0.15s ease,
    transform 0.15s ease;
}

.carousel__dot:hover {
  background: var(--text-muted);
}

.carousel__dot[aria-selected="true"] {
  background: var(--accent);
  transform: scale(1.25);
}

.carousel__dot:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

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

.gallery-empty,
.gallery-error {
  text-align: center;
  padding: 3rem 1.25rem;
  padding-left: max(1.25rem, env(safe-area-inset-left, 0px));
  padding-right: max(1.25rem, env(safe-area-inset-right, 0px));
  color: var(--text-muted);
  max-width: 36rem;
  margin: 0 auto;
}

.gallery-empty code,
.gallery-error code {
  font-size: 0.9em;
  color: var(--accent);
}

.site-footer {
  margin-top: auto;
  padding: 2rem 1.25rem 2.5rem;
  padding-left: max(1.25rem, env(safe-area-inset-left, 0px));
  padding-right: max(1.25rem, env(safe-area-inset-right, 0px));
  padding-bottom: max(2.5rem, calc(1.5rem + env(safe-area-inset-bottom, 0px)));
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
}

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

.contact__heading {
  margin: 0 0 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.contact__line {
  margin: 0.5rem 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.35rem 0.65rem;
}

.contact__handle {
  font-weight: 600;
  color: var(--accent);
}

.contact__link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.contact__link:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

@media (max-width: 768px) {
  .carousel__track-wrap {
    aspect-ratio: 4 / 5;
    max-height: min(78dvh, 720px);
  }

  .carousel__dot {
    width: 8px;
    height: 8px;
    padding: 18px;
    box-sizing: content-box;
    background-clip: content-box;
  }

  .carousel__dot:hover {
    background-clip: content-box;
  }

  .carousel__dot[aria-selected="true"] {
    background-clip: content-box;
  }

  .carousel__autoplay-btn {
    min-height: 2.75rem;
    padding: 0.5rem 1.15rem;
    font-size: 0.9375rem;
    touch-action: manipulation;
  }
}

@media (max-width: 540px) {
  .site-header {
    padding-bottom: 1.25rem;
  }

  .site-tagline {
    font-size: 0.9rem;
  }

  main {
    padding-top: 1rem;
    padding-bottom: 1.75rem;
  }

  .carousel__viewport {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
  }

  .carousel__btn--prev {
    order: 2;
  }

  .carousel__track-wrap {
    order: 1;
    width: 100%;
    flex: 1 1 100%;
    border-radius: 10px;
  }

  .carousel__btn--next {
    order: 3;
  }

  .carousel__btn {
    margin-top: 0.25rem;
    width: 3rem;
    height: 3rem;
    min-width: 3rem;
    min-height: 3rem;
    font-size: 1.85rem;
    touch-action: manipulation;
  }
}