:root {
  color-scheme: dark;
  --bg: #090b10;
  --panel: #10141d;
  --panel-hover: #151b27;
  --text: #f0f2f7;
  --muted: #929bad;
  --line: #252c39;
  --accent: #b8c8e8;
  --max: 1240px;
}
* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0; min-height: 100vh; background: var(--bg); color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6; -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.site-header {
  min-height: 76px; padding: 18px max(24px, calc((100vw - var(--max)) / 2));
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  border-bottom: 1px solid var(--line);
}
.wordmark { font-size: .85rem; letter-spacing: .19em; font-weight: 800; white-space: nowrap; }
.wordmark span { color: #94a7cb; font-weight: 400; }
.header-note, .back-link { color: var(--muted); font-size: .84rem; margin: 0; }
.back-link:hover, .text-link:hover, .viewer-back:hover { color: var(--text); }
.page-wrap { max-width: var(--max); padding: 0 24px 80px; margin: 0 auto; }
.intro { padding: 66px 0 30px; }
.eyebrow { margin: 0 0 12px; font-size: .68rem; letter-spacing: .2em; color: #a7b9dc; font-weight: 700; }
h1 { margin: 0; font-size: clamp(2.2rem, 5vw, 4rem); line-height: 1.1; letter-spacing: -.045em; font-weight: 600; }
.intro-copy { color: var(--muted); margin: 17px 0 0; font-size: 1rem; }
.gallery-count { color: var(--muted); font-size: .78rem; margin: 12px 0 17px; }
.photo-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px 22px; }
.photo-card { display: block; min-width: 0; }
.thumb-frame { aspect-ratio: 4 / 3; overflow: hidden; background: #0f131b; border: 1px solid #202633; border-radius: 5px; }
.thumb-frame img { display: block; width: 100%; height: 100%; object-fit: contain; transition: transform .28s ease, opacity .28s ease; }
.photo-card:hover .thumb-frame img { transform: scale(1.025); opacity: .9; }
.card-caption { padding: 11px 2px 0; }
.card-caption h2 { margin: 0; font-size: .96rem; line-height: 1.4; font-weight: 550; }
.card-caption p { margin: 4px 0 0; font-size: .77rem; color: var(--muted); }
.empty-state { margin: 35px 0; padding: 26px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); }
.empty-state h2 { color: var(--text); margin-top: 0; }
.empty-state code { color: var(--accent); }
.site-footer { max-width: var(--max); margin: 0 auto; padding: 22px 24px 30px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 20px; color: #717b8e; font-size: .75rem; }
.detail-wrap { max-width: 1000px; padding: 44px 24px 80px; margin: 0 auto; }
.detail-title { font-size: clamp(1.9rem, 4vw, 3rem); margin-bottom: 28px; }
.detail-image-link { display: block; position: relative; background: #050609; border: 1px solid var(--line); border-radius: 5px; overflow: hidden; }
.detail-image { display: block; width: 100%; max-height: min(68vh, 760px); object-fit: contain; margin: 0 auto; }
.image-hint { position: absolute; right: 12px; bottom: 12px; padding: 6px 10px; background: rgb(5 7 11 / 78%); border: 1px solid #394152; border-radius: 4px; font-size: .75rem; color: #e4e9f3; opacity: .9; }
.description-block { max-width: 760px; margin-top: 35px; }
.description-block h2 { font-size: .78rem; text-transform: uppercase; letter-spacing: .14em; color: #a7b9dc; margin: 0 0 10px; }
.description-block p { white-space: normal; color: #c4cad6; margin: 0; }
.spec-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; max-width: 760px; margin: 28px 0 0; border-top: 1px solid var(--line); }
.spec-list div { display: grid; grid-template-columns: minmax(90px, .7fr) 1.3fr; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.spec-list dt { color: var(--muted); font-size: .82rem; }
.spec-list dd { margin: 0; font-size: .86rem; }
.detail-actions { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; margin-top: 32px; }
.text-link { color: #bdcbe5; font-size: .88rem; }
.viewer-page { height: 100vh; overflow: hidden; background: #030406; }
.viewer-toolbar { position: relative; z-index: 2; height: 58px; display: flex; align-items: center; gap: 20px; padding: 0 18px; background: #0b0d12; border-bottom: 1px solid #20232b; }
.viewer-back { color: #c1c9d9; font-size: .82rem; white-space: nowrap; }
.viewer-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #dfe4ee; font-size: .83rem; }
.zoom-controls { margin-left: auto; display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.zoom-controls button { min-width: 34px; height: 30px; border: 1px solid #343b49; border-radius: 4px; background: #151923; color: #f0f2f7; font-size: 1rem; cursor: pointer; }
.zoom-controls button:hover { background: #252c3a; }
#zoom-level { min-width: 42px; text-align: right; color: #9ca6b8; font-size: .72rem; }
.viewer-stage { height: calc(100vh - 58px); width: 100vw; overflow: auto; display: block; position: relative; overscroll-behavior: contain; }
.full-image { display: block; max-width: none; height: auto; width: auto; cursor: grab; user-select: none; -webkit-user-drag: none; }
.full-image:active { cursor: grabbing; }
.viewer-help { position: fixed; z-index: 3; left: 50%; bottom: 12px; transform: translateX(-50%); margin: 0; padding: 5px 10px; border-radius: 4px; background: rgb(9 11 16 / 82%); color: #929bad; font-size: .7rem; pointer-events: none; white-space: nowrap; }
.viewer-error { padding: 50px 24px; color: var(--muted); }
.viewer-error h1 { color: var(--text); font-size: 2rem; }
.viewer-error a { color: var(--accent); }
@media (max-width: 900px) { .photo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 25px 16px; } .intro { padding-top: 48px; } }
@media (max-width: 560px) {
  .site-header { min-height: 64px; padding: 14px 18px; }
  .header-note { display: none; }
  .page-wrap { padding: 0 16px 55px; }
  .intro { padding: 42px 0 25px; }
  .photo-grid { grid-template-columns: 1fr; gap: 24px; }
  .thumb-frame { aspect-ratio: 4 / 3; }
  .detail-wrap { padding: 32px 16px 60px; }
  .detail-image { max-height: 58vh; }
  .spec-list { grid-template-columns: 1fr; }
  .viewer-toolbar { gap: 10px; padding: 0 10px; }
  .viewer-name { display: none; }
  .zoom-controls { gap: 4px; }
  .viewer-help { font-size: .64rem; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; } }