/* ---- variables ---- */
:root {
  --bg: #0a0908;
  --ink: #e8e4db;
  --sub: #504a42;
  --cap: #7a7268;
  --hl: #c4b49a;
  --div: rgba(196, 180, 154, .12);
  --gap: clamp(1.1rem, 3vw, 2.5rem);
  --font-display: 'Cutive Mono', 'Courier Prime', 'Courier New', monospace;
  --font-main: 'Courier Prime', 'Courier New', monospace;
  --font-ui: 'IBM Plex Mono', 'Courier New', monospace;
}

@view-transition { navigation: auto; }

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 5.5rem; background: var(--bg); color: var(--ink); overflow-x: clip; }
body { min-width: 320px; font-family: var(--font-main); background: var(--bg); color: var(--ink); overflow-x: hidden; }
body.scroll-locked { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; -webkit-user-drag: none; }
a { color: inherit; text-decoration: none; }
button { background: none; border: 0; color: inherit; font: inherit; }

.skip-link { position: fixed; top: .75rem; left: .75rem; z-index: 1000; transform: translateY(-140%); background: var(--ink); color: var(--bg); padding: .6rem .8rem; font-family: var(--font-ui); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }

#main-nav { position: fixed; inset: 0 0 auto; z-index: 100; display: flex; justify-content: center; padding: 1rem var(--gap); background: rgba(10, 9, 8, .82); border-bottom: 1px solid rgba(80, 74, 66, .45); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; max-width: 1400px; min-width: 0; gap: 1rem; }
.nav-name { font-size: clamp(.98rem, 1.8vw, 1.16rem); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.nav-links { display: flex; align-items: center; gap: clamp(.9rem, 2.2vw, 1.6rem); }
.nav-links a, .lang-btn, .lang-sep, .mob-menu-btn, .mob-close-btn { font-family: var(--font-ui); font-weight: 300; font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--ink); }
.nav-links a, .lang-btn { opacity: .82; transition: opacity .2s ease, color .2s ease; cursor: pointer; }
.nav-links a:hover, .lang-btn:hover, .lang-btn.active, .nav-links a.active { opacity: 1; }
.nav-links a.active { color: var(--hl); }
.lang-sep { opacity: .4; }
.mob-menu-btn { display: none; opacity: .9; cursor: pointer; }
.mob-overlay { display: none; position: fixed; inset: 0; z-index: 200; background: var(--bg); flex-direction: column; align-items: center; justify-content: center; gap: 2.2rem; }
.mob-overlay.open { display: flex; }
.mob-overlay a { font-size: clamp(2rem, 8vw, 4rem); opacity: .88; }
.mob-close-btn { position: absolute; top: 1.1rem; right: var(--gap); color: var(--cap); cursor: pointer; }
.mob-lang { display: flex; gap: 1.5rem; margin-top: .5rem; }
.mob-lang button { font-family: var(--font-ui); font-size: .72rem; letter-spacing: .12em; color: var(--cap); cursor: pointer; }
.mob-lang button.active { color: var(--ink); }

.page-head { position: relative; padding: calc(5rem + clamp(2.5rem, 6vw, 5rem)) var(--gap) clamp(1.5rem, 3vw, 2.5rem); border-bottom: 1px solid var(--div); }
.page-head-inner { max-width: 1380px; margin: 0 auto; display: grid; gap: clamp(1.4rem, 3vw, 2.4rem); }
.page-title { font-family: var(--font-display); font-weight: 400; font-size: clamp(2.8rem, 7vw, 6rem); line-height: 1; }

.catalog-chips { display: flex; flex-wrap: wrap; gap: .55rem .7rem; }
.catalog-chip { display: inline-flex; align-items: center; padding: .5rem .95rem; border: 1px solid rgba(196, 180, 154, .22); border-radius: 999px; font-family: var(--font-ui); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink); opacity: .82; transition: opacity .2s ease, border-color .2s ease, color .2s ease, background .2s ease; cursor: pointer; }
.catalog-chip:hover { opacity: 1; border-color: rgba(196, 180, 154, .5); }
.catalog-chip.active { color: var(--bg); background: var(--hl); border-color: var(--hl); opacity: 1; }

.selection-page { padding: clamp(2rem, 4vw, 3.5rem) 0 clamp(5rem, 9vw, 8rem); }
.selection-catalogs { display: grid; gap: clamp(4rem, 8vw, 7rem); }
.catalog-section { scroll-margin-top: 6rem; }
.catalog-section-head { display: flex; align-items: end; justify-content: space-between; gap: 1.5rem; max-width: 1380px; margin: 0 auto clamp(1rem, 2.4vw, 1.8rem); padding: 0 var(--gap); }
.catalog-section-title { font-family: var(--font-display); font-weight: 400; font-size: clamp(2rem, 5vw, 4rem); line-height: 1; }
.catalog-section-meta { font-family: var(--font-ui); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--cap); margin-top: .5rem; }

.catalog-controls { display: flex; align-items: center; gap: .9rem; font-family: var(--font-ui); font-size: .72rem; letter-spacing: .14em; color: var(--cap); }
.catalog-counter { min-width: 4.5rem; text-align: center; }
.catalog-nav { width: 2.4rem; height: 2.4rem; border: 1px solid rgba(196, 180, 154, .22); border-radius: 999px; cursor: pointer; transition: border-color .2s ease, color .2s ease; }
.catalog-nav:hover { border-color: rgba(196, 180, 154, .55); color: var(--ink); }

.catalog-track { display: flex; gap: clamp(1rem, 2.2vw, 1.6rem); overflow-x: auto; overscroll-behavior-inline: contain; scroll-snap-type: x mandatory; padding: 0 var(--gap) 1.25rem; scrollbar-width: thin; scrollbar-color: rgba(196,180,154,.35) transparent; }
.catalog-slide { flex: 0 0 auto; display: grid; gap: .6rem; scroll-snap-align: center; min-width: 0; }
.carousel-slide-frame { position: relative; display: flex; align-items: center; justify-content: center; height: clamp(54svh, 70svh, 800px); padding: 0; border: 0; background: rgba(18, 16, 14, .72); cursor: zoom-in; user-select: none; overflow: hidden; }
.carousel-slide-frame::before { content: ''; position: absolute; inset: 0; background: rgba(18,16,14,.5); animation: shimmer 2.8s ease-in-out infinite; }
.carousel-slide-frame.loaded::before, .carousel-slide-frame.errored::before { opacity: 0; animation: none; transition: opacity .5s ease; }
.carousel-slide-frame img { max-height: 100%; max-width: min(92vw, 1400px); width: auto; height: auto; object-fit: contain; opacity: 0; transition: opacity .55s ease; }
.carousel-slide-frame.loaded img { opacity: 1; }
.carousel-slide-frame.errored { width: clamp(18rem, 60vw, 38rem); border: 1px solid rgba(196, 180, 154, .18); }
.catalog-slide figcaption { font-family: var(--font-ui); font-size: .72rem; line-height: 1.45; letter-spacing: .12em; text-transform: uppercase; color: var(--cap); padding: 0 .25rem; }

@keyframes shimmer { 0%, 100% { opacity: .28; } 50% { opacity: .58; } }

footer { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.75rem var(--gap); border-top: 1px solid var(--div); font-family: var(--font-ui); font-size: .62rem; letter-spacing: .1em; text-transform: uppercase; color: var(--cap); }
.footer-links { display: flex; gap: 1.4rem; }
.footer-links a:hover { color: var(--ink); }
.btt { position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 90; width: 40px; height: 40px; display: grid; place-items: center; background: rgba(10,9,8,.72); border: 1px solid rgba(196,180,154,.18); border-radius: 50%; color: var(--cap); opacity: 0; visibility: hidden; cursor: pointer; transition: opacity .25s ease, visibility .25s ease, color .2s ease; }
.btt.visible { opacity: 1; visibility: visible; }
.btt:hover { color: var(--ink); }
.photo-frame::after { content: ''; position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.load-error { max-width: 1380px; margin: 0 auto; color: #c47a6a; padding: 0 var(--gap); }

.lightbox { position: fixed; inset: 0; z-index: 500; display: none; align-items: center; justify-content: center; background: rgba(6, 5, 4, .96); padding: clamp(2rem, 5vw, 4rem); }
.lightbox.open { display: flex; }
.lightbox-figure { display: grid; gap: 1rem; max-width: 100%; max-height: 100%; align-content: center; justify-items: center; }
.lightbox-frame { position: relative; display: grid; place-items: center; max-width: min(94vw, 1600px); max-height: 84svh; }
.lightbox-frame img { max-width: 100%; max-height: 84svh; width: auto; height: auto; opacity: 0; transition: opacity .35s ease; user-select: none; }
.lightbox-frame.loaded img { opacity: 1; }
.lightbox-caption { font-family: var(--font-ui); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--cap); text-align: center; }
.lightbox-close, .lightbox-nav { position: absolute; z-index: 510; width: 2.8rem; height: 2.8rem; display: grid; place-items: center; border: 1px solid rgba(196, 180, 154, .22); border-radius: 999px; color: var(--ink); background: rgba(10, 9, 8, .35); cursor: pointer; transition: border-color .2s ease, color .2s ease, background .2s ease; }
.lightbox-close:hover, .lightbox-nav:hover { border-color: rgba(196, 180, 154, .6); background: rgba(10, 9, 8, .65); }
.lightbox-close { top: 1.2rem; right: 1.2rem; font-size: 1.4rem; line-height: 1; }
.lightbox-nav { top: 50%; transform: translateY(-50%); font-size: 1rem; }
.lightbox-prev { left: 1.2rem; }
.lightbox-next { right: 1.2rem; }
.lightbox-nav[hidden] { display: none; }

@media (max-width: 900px) {
  .nav-links { display: none; }
  .mob-menu-btn { display: block; flex: 0 0 auto; }
  .nav-name { max-width: calc(100vw - 7rem); }
  .catalog-section-head { flex-direction: column; align-items: flex-start; }
  .catalog-controls { width: 100%; justify-content: space-between; }
  .carousel-slide-frame { height: clamp(48svh, 62svh, 620px); }
  .carousel-slide-frame img { max-width: 86vw; }
  footer { align-items: flex-start; flex-direction: column; }
  .lightbox-close { top: .8rem; right: .8rem; width: 2.4rem; height: 2.4rem; }
  .lightbox-nav { width: 2.4rem; height: 2.4rem; }
  .lightbox-prev { left: .6rem; }
  .lightbox-next { right: .6rem; }
}
@media (max-width: 560px) {
  .carousel-slide-frame { height: clamp(44svh, 56svh, 520px); }
  .catalog-track { padding-inline: .85rem; }
  .catalog-section-head { padding-inline: .85rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .001ms !important; }
}