.private-page {
  --gallery-ink: #f5efe0;
  --gallery-muted: #c8d1c2;
  --gallery-line: #496254;
  --gallery-accent: #d6dcad;
  background: #0d1b16;
  color: var(--gallery-ink);
}
.private-page .actions a#bag {
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid #d2e89a;
  border-radius: 999px;
  font-size: .86rem;
  font-weight: 600;
}
.private-cover {
  display: grid;
  grid-template-columns: .88fr 1.12fr;
  min-height: clamp(430px, 49vw, 740px);
  background: radial-gradient(ellipse at 64% 60%, #1b372d 0%, #0d1b16 72%);
}
.private-cover-copy {
  align-self: center;
  padding: clamp(36px, 7vw, 100px) clamp(24px, 4vw, 64px) clamp(36px, 7vw, 100px) 7vw;
}
.private-cover .eyebrow { color: var(--gallery-accent); margin: 0 0 17px; }
.private-cover h1 {
  margin: 0;
  font: 500 clamp(3.7rem, 8vw, 8.5rem)/.79 var(--serif);
  letter-spacing: -.052em;
}
.private-cover h1 em { display: block; color: var(--gallery-accent); font-weight: 500; }
.private-cover-copy > p:not(.eyebrow) { color: var(--gallery-muted); max-width: 33ch; margin: 24px 0; }
.private-cover figure { position: relative; isolation: isolate; overflow: hidden; margin: 0; }
.private-cover figure img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 54%; }
.private-cover figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,#10201980,transparent 30%), linear-gradient(0deg,#0d1b16a8,transparent 20%);
  pointer-events: none;
}
.private-cover figcaption { position: absolute; z-index: 1; right: 6%; bottom: 20px; color: #e3e6d7; letter-spacing: .12em; font-size: .65rem; }
.private-cta {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 46px;
  padding: 8px 17px;
  border: 1px solid #b3c095;
  border-radius: 99px;
  color: var(--gallery-ink);
  font-size: .88rem;
  font-weight: 700;
  transition: color var(--motion), background var(--motion), border-color var(--motion);
}
.private-cta:hover, .private-cta:focus-visible { color: #142a20; background: var(--gallery-accent); }
.private-exhibition { max-width: 1480px; padding: clamp(40px, 7vw, 96px) 7vw; margin-inline: auto; scroll-margin-top: var(--header-height); }
.private-exhibition-heading { display: flex; justify-content: space-between; align-items: end; gap: 22px; border-bottom: 1px solid var(--gallery-line); padding-bottom: 16px; margin-bottom: 24px; }
.private-exhibition h2 { font-size: clamp(3.1rem, 6.2vw, 6.4rem); letter-spacing: -.037em; }
.private-exhibition-heading p { max-width: 36ch; color: var(--gallery-muted); margin: 0; }
.private-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: clamp(18px, 3vw, 35px) clamp(12px, 2.1vw, 26px); }
.stone-card { position: relative; min-width: 0; }
.stone-card > img { display: block; width: 100%; height: auto; aspect-ratio: 4/5; object-fit: cover; border-radius: 8px; background: #16332a; }
.stone-card-info { padding: 12px 29px 12px 1px; border-bottom: 1px solid var(--gallery-line); }
.stone-ref { color: var(--gallery-accent); font-size: .68rem; font-weight: 700; letter-spacing: .13em; }
.stone-card h3 { margin: 6px 0; font-size: clamp(1.47rem, 2.7vw, 2.45rem); }
.stone-card h3 button { line-height: inherit; text-align: left; }
.stone-card h3 button::after { content: ""; position: absolute; inset: 0; border-radius: 8px; }
.stone-card p { margin: 0; color: var(--gallery-muted); font-size: .79rem; }
.stone-arrow { position: absolute; bottom: 17px; right: 3px; color: var(--gallery-accent); font-size: 1.5rem; transition: transform var(--motion); }
.stone-card:has(button:focus-visible) { outline: 2px solid var(--gallery-accent); outline-offset: 5px; border-radius: 8px; }
.stone-card button:focus-visible { outline: 0; box-shadow: none; }
@media (hover:hover) and (pointer:fine) {
  .stone-card:hover .stone-arrow { transform: translateX(3px); }
  .stone-card:hover h3 { color: var(--gallery-accent); }
}
#stone-detail {
  width: min(94vw, 865px);
  max-height: 92dvh;
  padding: clamp(16px, 4vw, 36px);
  background: #172a22;
  color: var(--gallery-ink);
  border: 1px solid #698573;
  border-radius: 17px;
}
#stone-detail::backdrop { background: #06120ec4; backdrop-filter: blur(4px); }
.stone-modal-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(20px, 4vw, 45px); }
.stone-modal-info { padding-top: 30px; }
#stone-detail .stone-modal-info h2 { margin: 8px 0 12px; font-size: clamp(2.7rem, 6vw, 5rem); }
.stone-view { margin: 0; }
.stone-view img { display: block; width: 100%; height: auto; max-height: 58dvh; aspect-ratio: 4/5; object-fit: contain; background: #10261e; border-radius: 9px; }
.stone-view figcaption { color: var(--gallery-muted); margin-top: 7px; font-size: .64rem; }
.stone-close {
  position: absolute; top: 7px; right: 7px; z-index: 1;
  width: 44px; height: 44px; border: 1px solid #789183; border-radius: 50%;
  color: var(--gallery-ink); background: #1e342b; font-size: 1.3rem;
}
.stone-views { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.stone-views button { min-height: 44px; padding: 4px 10px; color: var(--gallery-ink); border: 1px solid #708777; border-radius: 7px; font-size: .77rem; }
.stone-views button[aria-pressed="true"], .stone-views button:hover, .stone-close:hover { background: var(--gallery-accent); color: #142a20; }
.stone-facts { margin: 19px 0; }
.stone-facts div { display: flex; justify-content: space-between; gap: 9px; padding: 9px 0; border-top: 1px solid var(--gallery-line); }
.stone-facts dt { color: var(--gallery-muted); }
.stone-facts dd { text-align: right; margin: 0; }
.private-page :focus-visible { outline-color: var(--gallery-accent); box-shadow: none; }
@media (max-width: 800px) {
  .private-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}
@media (max-width: 620px) {
  .private-cover, .stone-modal-layout { grid-template-columns: 1fr; }
  .private-cover figure { aspect-ratio: 1.18; }
  .private-cover-copy { padding: 42px 6vw 28px; }
  .private-exhibition { padding-inline: 5vw; }
  .private-exhibition-heading { align-items: start; flex-direction: column; gap: 8px; }
  .private-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .stone-view img { max-height: 46dvh; }
  .stone-modal-info { padding-top: 0; }
}
@media (max-width: 440px) {
  .private-page .actions a#bag { padding-inline: 9px; font-size: .79rem; }
}
@media (prefers-reduced-motion: reduce) {
  .stone-card:hover .stone-arrow { transform: none; }
}