:root {
  --bg: #101217;
  --panel: #1a1d24;
  --panel-2: #222734;
  --text: #f4f6fb;
  --muted: #aab2c0;
  --accent: #7dd3fc;
  --border: #313746;
  --shadow: rgba(0, 0, 0, 0.35);
  --warning: #facc15;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(125, 211, 252, 0.14), transparent 34rem),
    var(--bg);
}

.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 24px 28px;
}

.compactHero { padding-bottom: 18px; }

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 800;
  font-size: 0.78rem;
  margin: 0 0 10px;
}

.eyebrow a {
  color: var(--accent);
  text-decoration: none;
}

.eyebrow a:hover { text-decoration: underline; }

h1 {
  font-size: clamp(2.25rem, 6vw, 4.75rem);
  line-height: 0.95;
  margin: 0;
}

.subtitle {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.6;
  margin-top: 18px;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 56px;
}

.controls {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  padding: 16px;
  background: rgba(26, 29, 36, 0.82);
  border: 1px solid var(--border);
  border-radius: 18px;
  position: sticky;
  top: 12px;
  backdrop-filter: blur(12px);
  z-index: 10;
}

input,
button {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel-2);
  color: var(--text);
  padding: 12px 14px;
  font: inherit;
}

button {
  cursor: pointer;
  font-weight: 800;
}

button:hover,
.card:hover { border-color: var(--accent); }

.summary {
  color: var(--muted);
  margin: 22px 4px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 18px;
}

.galleryGrid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

.card {
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 18px 40px var(--shadow);
  color: inherit;
  text-decoration: none;
  display: block;
  transition: transform 140ms ease, border-color 140ms ease;
}

.card:hover { transform: translateY(-3px); }

.previewWrap {
  aspect-ratio: 1 / 1;
  background: #0c0e12;
  display: grid;
  place-items: center;
}

.preview {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cardBody { padding: 16px; }

.card h2 {
  margin: 0;
  font-size: 1.08rem;
}

.meta {
  color: var(--muted);
  margin: 8px 0 0;
}

.warning {
  color: var(--warning);
}

.imageButton {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  text-align: left;
  border-radius: 0;
}

.empty { color: var(--muted); }

dialog {
  width: min(94vw, 1100px);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 18px;
  background: var(--panel);
  color: var(--text);
}

dialog::backdrop { background: rgba(0, 0, 0, 0.75); }

#dialogTitle {
  margin: 0 48px 4px 0;
}

#dialogMeta {
  color: var(--muted);
  margin: 0 48px 16px 0;
}

#dialogImage {
  width: 100%;
  max-height: 76vh;
  object-fit: contain;
  display: block;
  background: #0c0e12;
  border-radius: 14px;
}

.closeButton {
  float: right;
  margin-bottom: 10px;
  font-size: 1.3rem;
  line-height: 1;
}

@media (max-width: 720px) {
  .controls {
    grid-template-columns: 1fr;
    position: static;
  }
}