/* =============================================================================
   components.css — parts that appear on more than one page
   Nav · bag panel · buttons · artwork card · toolbar · filter drawer ·
   quick view · footer
   ========================================================================== */

/* -------------------------------------------------------------------- nav */

header.nav {
  position: fixed;
  top: 0;
  inset-inline: 0;
  z-index: 80;
  background: var(--nav-bg);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid var(--hairline);
  transform: translateY(0);
  transition: transform .55s var(--ease);
}
header.nav.hidden { transform: translateY(-101%); }

.nav-inner {
  max-width: var(--max);
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 22px var(--gutter);
}

.logo {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 300;
  letter-spacing: var(--track-nav);
  text-transform: lowercase;
  white-space: nowrap;
}

.nav-menu { display: flex; gap: 34px; list-style: none; justify-content: center; }
.nav-menu a {
  font-size: var(--size-sm);
  letter-spacing: var(--track-nav);
  position: relative;
  padding-bottom: 4px;
  transition: opacity var(--dur-fast) var(--ease);
}
.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  inset-inline-start: 0;
  width: 0;
  height: 1px;
  background: var(--ink);
  transition: width .35s var(--ease);
}
.nav-menu a:hover { opacity: .6; }
.nav-menu a:hover::after,
.nav-menu a.current::after { width: 100%; }

.nav-right { display: flex; gap: 22px; align-items: center; justify-content: flex-end; }

.icon-btn {
  background: none; border: none; padding: 0; line-height: 0;
  transition: opacity var(--dur-fast) var(--ease);
}
.icon-btn:hover { opacity: .5; }
.icon-btn svg { width: 19px; height: 19px; stroke: var(--ink); fill: none; stroke-width: 1.5; }

/* Language switcher. These are real links, so switching language works
   without JavaScript and each language is a crawlable URL. */
/* Language switcher — a native <details> dropdown, so it needs no script. */

.lang { position: relative; }
.lang > summary {
  display: flex; align-items: center; gap: 5px;
  padding: 6px 9px 6px 11px;
  border: 1px solid var(--hairline-firm);
  font-size: var(--size-micro);
  font-weight: var(--weight-med);
  letter-spacing: .08em;
  color: var(--ink);
  cursor: pointer;
  list-style: none;                 /* Safari shows a marker without this */
  transition: background var(--dur-fast) var(--ease);
}
.lang > summary::-webkit-details-marker { display: none; }
.lang > summary:hover { background: rgba(17, 17, 17, .05); }
.lang > summary:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

.lang-caret {
  width: 12px; height: 12px; fill: none; stroke: currentColor;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
  transition: transform var(--dur-fast) var(--ease);
}
.lang[open] .lang-caret { transform: rotate(180deg); }

.lang-list {
  position: absolute;
  top: calc(100% + 6px);
  inset-inline-end: 0;
  z-index: 95;
  min-width: 168px;
  list-style: none;
  background: var(--white);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-panel);
  padding: 5px;
  animation: langDrop var(--dur-fast) var(--ease) both;
}
@keyframes langDrop {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: none; }
}

.lang-list a {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px;
  font-size: var(--size-xs);
  color: var(--text-muted);
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.lang-list a:hover { background: rgba(17, 17, 17, .05); color: var(--ink); }
.lang-list a.active { color: var(--ink); font-weight: var(--weight-bold); }
.lang-list .lang-code {
  font-size: var(--size-micro); letter-spacing: .08em;
  min-width: 22px; color: var(--text-muted);
}
.lang-list a.active .lang-code { color: var(--ink); }
.lang-list .lang-name { flex: 1; }

@media (prefers-reduced-motion: reduce) {
  .lang-list { animation: none; }
  .lang-caret { transition: none; }
}

/* ------------------------------------------------------------- bag panel */

.bag-backdrop { position: fixed; inset: 0; z-index: 85; display: none; }
.bag-backdrop.open { display: block; }

.bag-panel {
  position: fixed;
  top: 74px;
  inset-inline-end: 34px;
  z-index: 90;
  width: min(360px, calc(100% - 44px));
  background: var(--white);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-panel);
  padding: 30px 28px 18px;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity .35s var(--ease), transform .35s var(--ease);
}
.bag-panel.open { opacity: 1; transform: none; pointer-events: auto; }
.bag-panel h3 { font-size: 19px; font-weight: var(--weight-med); letter-spacing: -.01em; }
.bag-signin { font-size: var(--size-xs); color: var(--text-muted); margin-top: 8px; }
.bag-signin a { border-bottom: 1px solid var(--text-muted); transition: opacity var(--dur-fast) var(--ease); }
.bag-signin a:hover { opacity: .55; }
.bag-panel .label { display: block; margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--rule); }
.bag-list { list-style: none; margin-top: 6px; }
.bag-list a {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 2px; font-size: var(--size-sm);
  transition: opacity var(--dur-fast) var(--ease);
}
.bag-list a:hover { opacity: .55; }
.bag-list svg {
  width: 18px; height: 18px; stroke: var(--ink); fill: none;
  stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto;
}

/* ---------------------------------------------------------------- buttons */

.btn {
  display: inline-block;
  background: var(--btn-bg);
  color: var(--btn-text);
  border: 1px solid var(--ink);
  padding: 15px 20px;
  font-size: 13px;
  letter-spacing: var(--track-btn);
  text-transform: uppercase;
  text-align: center;
  transition: opacity var(--dur-fast) var(--ease);
}
.btn:hover { opacity: .75; }
.btn.ghost { background: transparent; color: var(--ink); }
.btn[disabled] { opacity: .35; cursor: not-allowed; }

.link-arrow {
  font-size: var(--size-sm);
  letter-spacing: var(--track-nav);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 3px;
  transition: opacity var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.link-arrow:hover { opacity: .55; }

/* ---------------------------------------------------------- artwork card */

.work-card { position: relative; }
.work-img {
  aspect-ratio: 4 / 5;
  background: var(--bg-sunk);
  overflow: hidden;
  position: relative;
}
.work-img .ph { width: 100%; height: 100%; transition: transform var(--dur-slow) var(--ease); }
.work-card:hover .work-img .ph { transform: scale(1.02); }

.feat-tag {
  position: absolute;
  top: 12px;
  inset-inline-start: 12px;
  background: var(--card-veil);
  border: 1px solid var(--rule);
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 5px 10px;
  color: var(--ink);
}

.quick-view {
  position: absolute;
  bottom: 0;
  inset-inline: 0;
  background: var(--card-veil);
  border: 0;
  border-top: 1px solid var(--rule);
  padding: 13px;
  font-size: var(--size-2xs);
  letter-spacing: var(--track-btn);
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.work-card:hover .quick-view,
.work-card:focus-within .quick-view { opacity: 1; transform: none; }
.quick-view:hover { background: var(--ink); color: var(--white); }

.work-meta { margin-top: 16px; }
.work-artist { font-size: 15px; font-weight: var(--weight-med); }
.work-title { font-size: var(--size-sm); color: var(--text-muted); margin-top: 2px; }
.work-specs { font-size: var(--size-2xs); color: var(--text-muted); margin-top: 6px; line-height: 1.5; }
.work-price-row {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-top: 10px; gap: 10px;
}
.work-price { font-size: 15px; }
.avail { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--text-muted); }
.avail.sold { text-decoration: line-through; }

@media (max-width: 760px) {
  .work-artist { font-weight: var(--weight-bold); }
  .quick-view { opacity: 1; transform: none; padding: 11px; font-size: var(--size-micro); }
  .work-meta { margin-top: 12px; }
}

/* ---------------------------------------------------------------- toolbar */

.toolbar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--toolbar-bg);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-block: 1px solid var(--rule);
}
.toolbar-inner {
  max-width: var(--content);
  margin-inline: auto;
  padding: 14px var(--gutter);
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
}
.tb-btn {
  display: inline-flex; align-items: center; gap: 9px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  padding: 11px 20px;
  font-size: var(--size-2xs);
  letter-spacing: var(--track-btn);
  text-transform: uppercase;
  transition: all var(--dur-fast) var(--ease);
}
.tb-btn:hover { background: var(--ink); color: var(--white); }
.tb-btn svg { width: 15px; height: 15px; stroke: currentColor; fill: none; stroke-width: 1.6; }
.tb-count {
  min-width: 19px; height: 19px; border-radius: 50%;
  background: var(--ink); color: var(--white);
  font-size: 11px; font-weight: var(--weight-bold);
  display: none; align-items: center; justify-content: center; line-height: 1;
}
.tb-btn:hover .tb-count { background: var(--white); color: var(--ink); }
.tb-count.show { display: inline-flex; }
.result-count { margin-inline-start: auto; font-size: var(--size-xs); color: var(--text-muted); }

.sort-wrap { position: relative; }
.sort-menu {
  position: absolute;
  top: calc(100% + 8px);
  inset-inline-start: 0;
  z-index: 70;
  background: var(--white);
  border: 1px solid var(--rule);
  min-width: 230px;
  box-shadow: var(--shadow-menu);
  opacity: 0; transform: translateY(6px); pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}
.sort-wrap.open .sort-menu { opacity: 1; transform: none; pointer-events: auto; }
.sort-menu a {
  display: flex; justify-content: space-between; align-items: center; gap: 14px;
  padding: 13px 18px; font-size: var(--size-sm); color: var(--ink);
  transition: background .25s var(--ease);
}
.sort-menu a:hover { background: var(--bg-sunk); }
.sort-menu a.active { font-weight: var(--weight-bold); }
.sort-menu a .tick { opacity: 0; font-size: 13px; }
.sort-menu a.active .tick { opacity: 1; }

/* ------------------------------------------------------------------ chips */

.chips { display: flex; gap: 8px; flex-wrap: wrap; padding: 0 0 4px; }
.chips:empty { display: none; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--rule);
  background: var(--bg-sunk);
  padding: 6px 12px;
  font-size: var(--size-2xs);
  color: var(--ink);
  transition: border-color .25s var(--ease);
}
.chip a { font-size: 13px; line-height: 1; color: var(--text-muted); }
.chip a:hover { color: var(--ink); }

/* ---------------------------------------------------------- filter drawer */

.flt-backdrop {
  position: fixed; inset: 0; z-index: 100;
  background: var(--scrim);
  opacity: 0; pointer-events: none;
  transition: opacity .4s var(--ease);
}
.flt-backdrop.open { opacity: 1; pointer-events: auto; }

.flt {
  position: fixed; z-index: 110;
  background: var(--white);
  display: flex; flex-direction: column;
  top: 0; bottom: 0; inset-inline-end: 0;
  width: min(440px, 100%);
  transform: translateX(102%);
  transition: transform .5s var(--ease);
}
.flt.open { transform: none !important; }

.flt-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 26px 30px; border-bottom: 1px solid var(--rule); flex: 0 0 auto;
}
.flt-head h3 { font-size: 15px; font-weight: var(--weight-bold); letter-spacing: .12em; text-transform: uppercase; }
.flt-close {
  background: none; border: 0; font-size: 15px; letter-spacing: .08em;
  color: var(--text-muted); transition: color var(--dur-fast) var(--ease);
}
.flt-close:hover { color: var(--ink); }

.flt-body { flex: 1 1 auto; overflow-y: auto; padding: 8px 30px 30px; overscroll-behavior: contain; }
.flt-group { border-bottom: 1px solid var(--rule); padding: 22px 0; }
.flt-group:last-child { border-bottom: 0; }
.flt-group > .label { display: block; margin-bottom: 16px; }

.flt-opt {
  display: flex; align-items: center; gap: 13px;
  padding: 9px 0; cursor: pointer; user-select: none; font-size: 15px;
}
.flt-opt input { position: absolute; opacity: 0; pointer-events: none; }
.box {
  width: 18px; height: 18px; border: 1.5px solid var(--checkbox); flex: 0 0 auto;
  display: flex; align-items: center; justify-content: center;
  transition: all .25s var(--ease);
}
.box svg { width: 11px; height: 11px; stroke: var(--white); fill: none; stroke-width: 2.4; opacity: 0; }
.flt-opt input:checked + .box { background: var(--ink); border-color: var(--ink); }
.flt-opt input:checked + .box svg { opacity: 1; }
.flt-opt:hover .box { border-color: var(--ink); }
.flt-opt input:focus-visible + .box { outline: 1.5px solid var(--ink); outline-offset: 3px; }
.flt-opt .opt-count { margin-inline-start: auto; font-size: var(--size-2xs); color: var(--text-muted); }

.flt-foot {
  flex: 0 0 auto;
  display: grid; grid-template-columns: 1fr 1.6fr; gap: 12px;
  padding: 20px 30px; border-top: 1px solid var(--rule); background: var(--white);
}

/* ------------------------------------------------------------- quick view */

.qv-backdrop {
  position: fixed; inset: 0; z-index: 120;
  background: var(--overlay);
  opacity: 0; pointer-events: none;
  transition: opacity var(--dur) var(--ease);
  display: flex; align-items: center; justify-content: center; padding: 24px;
}
.qv-backdrop.open { opacity: 1; pointer-events: auto; }
.qv {
  background: var(--white);
  border: 1px solid var(--rule);
  width: min(880px, 100%);
  max-height: 90vh; overflow: auto;
  display: grid; grid-template-columns: 1fr 1fr;
  transform: translateY(16px);
  transition: transform var(--dur) var(--ease);
}
.qv-backdrop.open .qv { transform: none; }
.qv-img { background: var(--bg-sunk); display: flex; align-items: center; justify-content: center; padding: 48px; }
.qv-img .ph { width: 100%; aspect-ratio: 4 / 5; }
.qv-info { padding: 52px 44px; position: relative; }
.qv-close {
  position: absolute; top: 18px; inset-inline-end: 18px;
  background: none; border: none; font-size: 15px; letter-spacing: var(--track-btn);
  color: var(--text-muted); transition: color var(--dur-fast) var(--ease);
}
.qv-close:hover { color: var(--ink); }
.qv-artist { font-size: 16px; font-weight: var(--weight-med); }
.qv-title { font-size: 24px; font-weight: 400; margin-top: 6px; line-height: 1.3; }
.qv-specs { margin-top: 28px; border-top: 1px solid var(--rule); }
.qv-row {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 11px 0; border-bottom: 1px solid var(--rule); font-size: var(--size-xs);
}
.qv-row dt { color: var(--text-muted); }
.qv-row dd { text-align: end; }
.qv-price { margin-top: 26px; font-size: 22px; font-weight: 400; }
.qv-actions { margin-top: 26px; display: grid; gap: 10px; }
.qv-actions .btn { margin-top: 0; }

@media (max-width: 760px) {
  .qv-artist, .qv-title { font-weight: var(--weight-bold); }
  .qv-price { font-weight: var(--weight-med); }
  .qv { grid-template-columns: 1fr; }
  .qv-img { padding: 28px; }
  .qv-info { padding: 36px 26px; }
}

/* ----------------------------------------------------------------- footer */

footer.site-foot { border-top: 1px solid var(--rule); padding: 90px 0 40px; }
footer.site-foot.compact { padding: 70px 0 40px; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
.foot-brand { font-family: var(--font-display); font-size: 17px; font-weight: 300; letter-spacing: var(--track-nav); }
.foot-desc { color: var(--text-muted); font-size: var(--size-sm); margin-top: 18px; max-width: 32ch; }
footer.site-foot h4 {
  font-size: var(--size-2xs); letter-spacing: var(--track-label); text-transform: uppercase;
  color: var(--text-muted); font-weight: var(--weight-med); margin-bottom: 22px;
}
footer.site-foot ul { list-style: none; }
footer.site-foot li { margin-bottom: 12px; }
footer.site-foot li a,
footer.site-foot li span { font-size: var(--size-sm); transition: opacity var(--dur-fast) var(--ease); }
footer.site-foot li a:hover { opacity: .55; }
.foot-legal {
  margin-top: 80px; padding-top: 26px; border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 14px;
  font-size: var(--size-2xs); color: var(--text-muted);
}
footer.site-foot.compact .foot-legal { margin-top: 0; padding-top: 0; border-top: 0; }
.foot-legal .links { display: flex; gap: 26px; }

/* ------------------------------------------------------------ fade-in-up */

.fade {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity var(--dur-fade) var(--ease), transform var(--dur-fade) var(--ease);
}
.fade.in { opacity: 1; transform: none; }

/* Without JavaScript nothing would ever get the .in class, so content must
   not depend on it to be visible. */
.no-js .fade { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .fade { opacity: 1; transform: none; }
  .quick-view { opacity: 1; transform: none; }
}

/* -------------------------------------------------------- small screens */

@media (max-width: 760px) {
  .nav-inner { padding: 16px var(--gutter-sm); grid-template-columns: auto 1fr; }
  .nav-menu { display: none; }
  .nav-right { gap: 14px; }
  .logo { font-weight: 400; font-size: 16px; }
  .icon-btn svg { stroke: var(--icon-sm); stroke-width: 1.4; }

  .bag-panel { top: 64px; inset-inline: 12px; width: auto; }

  .toolbar-inner { padding: 12px var(--gutter-sm); gap: 10px; }
  .tb-btn { padding: 10px 16px; }
  .result-count { width: 100%; margin: 0; order: 3; }
  .sort-menu { inset-inline-start: auto; inset-inline-end: 0; }

  /* The filter drawer becomes a bottom sheet. */
  .flt {
    top: auto; inset-inline: 0; bottom: 0; width: 100%;
    max-height: 86vh; border-top: 1px solid var(--rule);
    transform: translateY(102%);
  }
  .flt-head { padding: 20px var(--gutter-sm); }
  .flt-body { padding: 4px var(--gutter-sm) 20px; }
  .flt-foot { padding: 16px var(--gutter-sm) calc(16px + env(safe-area-inset-bottom)); }

  .foot-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}