:root {
  --green: #0A3C28;
  --green-deep: #062A1D;
  --offwhite: #F7F6F0;
  --cream: #FFFDF7;
  --sage: #DDE6D7;
  --sage-soft: #EDF1E8;
  --charcoal: #252923;
  --muted: #62675E;
  --line: #D4D8CD;
  --focus: #F0B429;
  --shadow: 0 12px 34px rgba(6, 42, 29, .08);
  --radius-panel: 24px;
  --radius-card: 16px;
  --radius-control: 8px;
}

* { box-sizing: border-box; }

html {
  background: var(--offwhite);
  color: var(--charcoal);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 0;
  background:
    radial-gradient(circle at 92% 16%, rgba(221, 230, 215, .42), transparent 27rem),
    var(--offwhite);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .18em; }
img { display: block; max-width: 100%; }
button, input { font: inherit; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

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

.skip-link {
  position: fixed;
  z-index: 100;
  top: .5rem;
  left: .5rem;
  padding: .7rem 1rem;
  background: var(--cream);
  color: var(--green);
  border-radius: var(--radius-control);
  transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }

.masthead {
  position: sticky;
  z-index: 30;
  top: 0;
  background: rgba(247, 246, 240, .97);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 4px 20px rgba(6, 42, 29, .05);
  backdrop-filter: blur(10px);
}

.brand-strip {
  min-height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: .28rem 1rem;
  background: var(--green);
  color: #fff;
  font-size: .74rem;
  letter-spacing: .1em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-main,
.site-main,
.footer-inner {
  width: min(100% - 2rem, 1200px);
  margin-inline: auto;
}

.header-main {
  min-height: 66px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.5rem);
}

.site-logo { display: inline-flex; align-items: center; min-height: 44px; }
.site-logo img { width: clamp(215px, 24vw, 300px); height: auto; }

.site-nav ul {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(.75rem, 2vw, 1.6rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--charcoal);
  font-size: .92rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--green); }
.site-nav a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--green); text-decoration-thickness: 2px; }

.search-disclosure {
  position: relative;
  justify-self: end;
}
.search-disclosure > summary {
  border-radius: var(--radius-control);
  min-height: 44px;
  min-width: 112px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .45rem;
  padding: .55rem .8rem;
  border: 1px solid var(--green);
  background: transparent;
  color: var(--green);
  font-weight: 750;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.search-disclosure > summary::-webkit-details-marker { display: none; }
.search-disclosure > summary::after { content: "⌄"; font-size: .9em; }
.search-disclosure[open] > summary::after { content: "×"; }

.search-panel {
  border-radius: var(--radius-card);
  position: absolute;
  top: calc(100% + .6rem);
  right: 0;
  width: min(88vw, 420px);
  padding: 1rem;
  border: 1px solid var(--line);
  background: var(--cream);
  box-shadow: var(--shadow);
}
.search-panel label { display: block; font-weight: 750; color: var(--green); }
.search-scope { margin: .15rem 0 .7rem; color: var(--muted); font-size: .8rem; }
.search-row { display: flex; gap: .5rem; }
.search-row input {
  border-radius: var(--radius-control);
  min-width: 0;
  flex: 1;
  min-height: 44px;
  padding: .55rem .7rem;
  border: 1px solid #9AA194;
  background: #fff;
  color: var(--charcoal);
}
.search-row button {
  border-radius: var(--radius-control);
  min-height: 44px;
  padding: .55rem .9rem;
  border: 1px solid var(--green);
  background: var(--green);
  color: #fff;
  font-weight: 750;
  cursor: pointer;
}

.search-status,
.filter-note {
  margin: 1rem 0 0;
  color: var(--green-deep);
  font-size: .9rem;
  font-weight: 700;
}

.hero {
  border-radius: var(--radius-panel);
  display: grid;
  text-decoration: none;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  min-height: 0;
  margin-top: clamp(1.25rem, 3vw, 2.4rem);
  overflow: hidden;
  background: var(--green);
  box-shadow: var(--shadow);
  scroll-margin-top: 150px;
}
.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: clamp(1.5rem, 3.1vw, 3rem);
  min-width: 0;
  color: #fff;
}
.eyebrow {
  margin: 0 0 1rem;
  color: var(--sage);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
}
.hero h1 {
  max-width: 100%;
  margin: 0;
  font-size: clamp(1.375rem, 2.3vw, 2.25rem);
  line-height: 1.35;
  letter-spacing: -.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hero-short {
  max-width: 24em;
  margin: 1.4rem 0 0;
  color: #EEF4EA;
  font-size: clamp(1rem, 1.6vw, 1.22rem);
  width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hero-figure {
  min-height: 0;
  margin: 0;
}
.hero-figure img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.hero-figure figcaption {
  padding: .6rem 1rem;
  color: #EEF4EA;
  font-size: .75rem;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}

.intro-band {
  border-radius: var(--radius-panel);
  display: grid;
  grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
  margin-top: clamp(2.5rem, 6vw, 5rem);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--cream);
  border-left: 5px solid var(--green);
}
.intro-band h2 {
  margin: 0;
  color: var(--green);
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.intro-band p { margin: 0; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.intro-band .eyebrow { color: var(--green); }
.intro-band > div { min-width: 0; }

.section {
  padding-top: clamp(3rem, 7vw, 6.5rem);
  scroll-margin-top: 150px;
}
.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 1.4rem;
  border-bottom: 1px solid var(--line);
}
.section-heading h2 {
  margin: 0;
  padding-bottom: .65rem;
  color: var(--green);
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.section-heading > div { min-width: 0; max-width: 100%; }
.section-kicker {
  margin: 0 0 .65rem;
  color: var(--muted);
  font-size: .78rem;
  font-weight: 750;
  letter-spacing: .08em;
  white-space: nowrap;
}

.chip-bar { display: flex; flex-wrap: wrap; gap: .6rem; }
.chip {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: .55rem .9rem;
  border: 1px solid var(--green);
  border-radius: var(--radius-control);
  background: var(--cream);
  color: var(--green);
  font-size: .9rem;
  font-weight: 750;
  cursor: pointer;
}
.chip:hover, .chip[aria-pressed="true"] { background: var(--green); color: #fff; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.5rem);
}
.selection-card {
  min-width: 0;
  border-bottom: 1px solid var(--line);
  border-radius: var(--radius-card);
}
.selection-card > summary {
  min-height: 44px;
  display: block;
  cursor: pointer;
  list-style: none;
}
.selection-card > summary::-webkit-details-marker { display: none; }
.selection-card > summary:focus-visible { outline-offset: -4px; }
.card-media { aspect-ratio: 16 / 9; overflow: hidden; background: var(--sage-soft); border-radius: var(--radius-card); }
.card-media img { width: 100%; height: 100%; object-fit: cover; }
.card-summary { padding: 1rem 1.1rem 1.15rem; }
.card-chip {
  display: block;
  margin-bottom: .48rem;
  color: var(--green);
  font-size: .74rem;
  font-weight: 850;
  letter-spacing: .08em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-title-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .65rem; align-items: start; }
.card-title {
  min-width: 0;
  margin: 0;
  color: var(--charcoal);
  font-size: 1.05rem;
  line-height: 1.38;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.card-state {
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  color: var(--green);
  font-size: 0;
  line-height: 1;
}
.card-state::before { content: "+"; font-size: 1rem; }
.selection-card[open] .card-state::before { content: "−"; }
.selection-card { scroll-margin-top: 160px; }
.card-summary-line {
  display: block;
  margin-top: .45rem;
  color: var(--muted);
  font-size: .88rem;
  line-height: 1.55;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}
.card-detail {
  border-radius: 0 0 var(--radius-card) var(--radius-card);
  margin: 0;
  padding: .9rem 1.1rem 1.2rem;
  background: var(--sage-soft);
  border-top: 1px solid var(--line);
  color: var(--charcoal);
  font-size: .9rem;
}
.card-detail strong { display: block; margin-bottom: .35rem; color: var(--green); font-size: .78rem; letter-spacing: .08em; }
.card-detail h4 { margin: 0 0 .5rem; font-size: 1rem; color: var(--green); }
.card-detail p { margin: 0; }

.clue-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.clue-list li {
  min-width: 0;
}
.clue-list a { display: flex; align-items: center; gap: .9rem; min-width: 0; width: 100%; min-height: 74px; padding: .7rem; border-bottom: 1px solid var(--line); text-decoration: none; border-radius: var(--radius-card); }
.clue-list a:hover .clue-title, .hero:hover h1 { text-decoration: underline; text-underline-offset: .2em; }
.clue-list img { flex: 0 0 76px; width: 76px; height: 43px; object-fit: cover; aspect-ratio: 16 / 9; border-radius: 10px; }
.clue-text { min-width: 0; }
.clue-title, .clue-line { display: block; white-space: nowrap; text-overflow: ellipsis; overflow: hidden; }
.clue-title { color: var(--green); font-weight: 800; }
.clue-line { color: var(--muted); font-size: .8rem; }

.photo-credits {
  margin-top: clamp(3rem, 6vw, 5rem);
  padding: 1rem 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: .75rem;
}
.photo-credits h2 { margin: 0 0 .35rem; color: var(--green); font-size: .8rem; }

.site-footer {
  margin-top: clamp(3rem, 7vw, 6rem);
  background: var(--green-deep);
  color: #E9EEE7;
}
.footer-inner {
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 2rem;
}
.footer-domain { margin: 0; font-weight: 800; letter-spacing: .04em; }
.footer-note { margin: .35rem 0 0; color: #BFCABC; font-size: .8rem; }
.back-top { min-height: 44px; display: inline-flex; align-items: center; padding: .55rem .85rem; color: #fff; border: 1px solid #839789; text-decoration: none; font-weight: 750; border-radius: var(--radius-control); }

/* Preview hub */
.hub-main { padding: clamp(2rem, 6vw, 5rem) 0 1rem; }
.hub-head { max-width: 760px; }
.hub-badge { display: inline-block; margin: 0 0 1rem; padding: .4rem .65rem; background: var(--green); color: #fff; font-size: .8rem; font-weight: 800; letter-spacing: .08em; }
.hub-head h1 { margin: 0; color: var(--green); font-size: clamp(2.3rem, 7vw, 4.7rem); line-height: 1.05; }
.hub-head p { color: var(--muted); font-size: 1.05rem; }
.hub-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; margin-top: 2.5rem; }
.hub-card { min-width: 0; display: flex; flex-direction: column; padding: clamp(1.2rem, 3vw, 2rem); background: var(--cream); border-top: 5px solid var(--green); box-shadow: var(--shadow); }
.hub-card img { width: min(100%, 300px); height: auto; margin-bottom: 1rem; }
.hub-card h2 { margin: 0; color: var(--charcoal); font-size: 1.35rem; }
.hub-card p { margin: .35rem 0; color: var(--muted); }
.hub-domain { color: var(--green) !important; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .88rem; }
.hub-card a { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; align-self: flex-start; margin-top: auto; padding: .7rem 1rem; background: var(--green); color: #fff; text-decoration: none; font-weight: 800; }
.hub-card a:hover { background: var(--green-deep); }
.owner-note { margin-top: 1.5rem; padding: 1rem 1.2rem; background: var(--sage-soft); border-left: 4px solid var(--green); }
.owner-note strong { color: var(--green); }

.js .site-nav[data-enhanced],
.js .chip-bar[data-enhanced],
.js .search-status[data-enhanced],
.js .filter-note[data-enhanced] { display: none; }
.js .site-nav[data-enhanced].is-ready,
.js .chip-bar[data-enhanced].is-ready,
.js .search-status[data-enhanced].is-ready,
.js .filter-note[data-enhanced].is-ready { display: revert; }
.js .chip-bar[data-enhanced].is-ready { display: flex; }
.js .site-nav[data-enhanced].is-ready { display: block; }
.search-disclosure, .chip-bar[data-enhanced], .search-status[data-enhanced], .filter-note[data-enhanced] { display: none; }
.js .search-disclosure.is-ready { display: block; }
.search-status { margin-bottom: 1.2rem; }
.filter-note.is-ready { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }

@media (max-width: 900px) {
  .header-main { grid-template-columns: auto auto; justify-content: space-between; gap: .75rem; }
  .site-nav { grid-column: 1 / -1; grid-row: 2; border-top: 1px solid var(--line); }
  .site-nav ul { justify-content: flex-start; overflow-x: auto; padding-bottom: .15rem; scrollbar-width: thin; }
  .search-disclosure { grid-column: 2; grid-row: 1; }
  .hero { grid-template-columns: 1fr; min-height: 0; }
  .hero-copy { min-height: 230px; }
  .hero-figure { min-height: 0; }
  .intro-band { grid-template-columns: 1fr; gap: .8rem; }
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .clue-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
  :root { --radius-panel: 20px; --radius-card: 12px; }
  .header-main, .site-main, .footer-inner { width: min(100% - 1.25rem, 1200px); }
  .site-logo img { width: min(215px, 57vw); }
  .search-disclosure > summary { min-width: auto; padding-inline: .7rem; }
  .search-panel { position: fixed; top: 104px; left: .625rem; right: .625rem; width: auto; }
  .hero { margin-top: .8rem; }
  .hero-copy { min-height: 210px; padding: 1.6rem 1.35rem; }
  .hero h1 { font-size: clamp(1.375rem, 6.4vw, 1.875rem); }
  .section-heading { align-items: start; flex-direction: column; gap: 0; }
  .section-kicker { margin-top: .5rem; white-space: nowrap; max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
  .card-grid, .clue-list, .hub-grid { grid-template-columns: 1fr; }
  .selection-card summary { display: grid; grid-template-columns: minmax(112px, 36%) minmax(0, 1fr); }
  .selection-card .card-media { height: auto; min-height: 0; align-self: center; aspect-ratio: 16 / 9; }
  .selection-card .card-summary { padding: .75rem .8rem; }
  .card-title, .card-summary-line { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .card-detail { grid-column: 1 / -1; }
  .footer-inner { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

.public-photo-credits{width:min(calc(100% - 2.5rem),1200px);margin:0 auto;font-size:.75rem;padding:12px 0 20px;line-height:1.8}.public-photo-credits summary{cursor:pointer;min-height:44px;line-height:44px}.public-photo-credits a{text-decoration:underline}.public-photo-credits li{margin:6px 0}