* { box-sizing: border-box; }
body { margin: 0; background: var(--white); color: var(--ink); }
.catalog-wrap { width: min(1220px, calc(100% - 40px)); margin: 0 auto; }
.catalog-hero { padding: 52px 0 48px; background: var(--ink); color: var(--paper); }
.catalog-kicker { margin: 0 0 10px; color: var(--red); font: 700 9px/1.4 var(--font-mono); letter-spacing: .17em; text-transform: uppercase; }
.catalog-hero .catalog-kicker { color: #e59b90; }
.catalog-hero h1 { max-width: 880px; margin: 0; font: 900 clamp(40px,6vw,68px)/.98 var(--font-display); letter-spacing: -.04em; }
.catalog-hero > .catalog-wrap > p:not(.catalog-kicker) { max-width: 750px; margin: 20px 0 0; color: rgba(245,240,232,.67); font-size: 17px; line-height: 1.6; }
.catalog-hero-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.catalog-hero-meta span { padding: 6px 9px; border: 1px solid rgba(245,240,232,.2); color: rgba(245,240,232,.76); font-size: 11px; }
.catalog-shell { padding: 0 0 84px; }
.catalog-controls {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(280px,2.2fr) repeat(3,minmax(150px,1fr)) auto;
  gap: 12px;
  align-items: end;
  margin: -20px 0 28px;
  padding: 18px;
  background: var(--paper);
  border: 1px solid var(--rule);
  box-shadow: 0 10px 26px rgba(26,26,24,.07);
}
.catalog-controls label { display: block; margin-bottom: 7px; color: var(--muted); font: 700 9px/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; }
.catalog-controls input, .catalog-controls select { width: 100%; min-height: 43px; padding: 9px 11px; background: #fff; border: 1px solid var(--rule); color: var(--ink); font: 500 14px/1.2 var(--font-body); }
.catalog-controls input:focus, .catalog-controls select:focus { outline: 3px solid rgba(42,107,107,.18); border-color: var(--teal); }
.catalog-clear { min-height: 43px; padding: 9px 13px; border: 1px solid var(--ink); background: transparent; color: var(--ink); font: 700 11px/1.2 var(--font-body); cursor: pointer; }
.catalog-layout { display: grid; grid-template-columns: 250px minmax(0,1fr); gap: 38px; align-items: start; }
.subject-sidebar { position: sticky; top: 82px; max-height: calc(100vh - 100px); overflow-y: auto; padding-right: 14px; scrollbar-width: thin; }
.subject-sidebar-heading { display: flex; align-items: end; justify-content: space-between; margin-bottom: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--rule); }
.subject-sidebar-heading h2 { margin: 0; font: 700 27px/1 var(--font-display); }
.subject-sidebar-heading .catalog-kicker { margin: 0 0 4px; }
.subject-mobile-toggle { display: none; }
.subject-all, .subject-button {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 9px;
  border: 0;
  border-left: 3px solid transparent;
  background: transparent;
  color: var(--muted);
  text-align: left;
  font: 500 13px/1.3 var(--font-body);
  cursor: pointer;
}
.subject-all { margin-bottom: 15px; color: var(--ink); font-weight: 700; }
.subject-button:hover, .subject-all:hover { background: var(--paper); color: var(--ink); }
.subject-button.is-active, .subject-all.is-active { border-left-color: var(--red); background: var(--paper); color: var(--ink); font-weight: 700; }
.subject-button strong, .subject-all strong { min-width: 24px; color: #8a8179; text-align: right; font: 700 10px/1 var(--font-mono); }
.subject-group + .subject-group { margin-top: 18px; }
.subject-group h3 { margin: 0 0 6px; padding: 0 9px; color: #8a8179; font: 700 9px/1.3 var(--font-mono); letter-spacing: .13em; text-transform: uppercase; }
.catalog-results-heading { display: flex; justify-content: space-between; gap: 28px; align-items: end; min-height: 96px; margin-bottom: 16px; padding-bottom: 18px; border-bottom: 1px solid var(--rule); }
.catalog-results-heading h2 { margin: 0; font: 700 clamp(30px,4vw,43px)/1.04 var(--font-display); letter-spacing: -.02em; }
.catalog-results-heading > div > p:last-child { max-width: 650px; margin: 9px 0 0; color: var(--muted); font-size: 14px; line-height: 1.55; }
#catalogCount { flex: 0 0 auto; margin: 0 0 3px; color: var(--muted); font: 700 10px/1.3 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.catalog-grid { border-top: 1px solid var(--rule); }
.catalog-result { border-bottom: 1px solid var(--rule); background: #fff; }
.catalog-result[open] { background: #fdfbf7; box-shadow: inset 3px 0 0 var(--teal); }
.catalog-result-summary {
  display: grid;
  grid-template-columns: minmax(0,1.3fr) minmax(160px,.7fr) auto 28px;
  gap: 18px;
  align-items: center;
  min-height: 82px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}
.catalog-result-summary::-webkit-details-marker { display: none; }
.catalog-result-summary:hover { background: var(--paper); }
.catalog-result-summary:focus-visible { outline: 3px solid rgba(42,107,107,.35); outline-offset: -3px; }
.catalog-result-title { min-width: 0; }
.catalog-result-title strong { display: block; color: var(--ink); font: 700 18px/1.25 var(--font-display); }
.catalog-result-title span { display: block; margin-top: 5px; overflow: hidden; color: var(--muted); font-size: 12px; line-height: 1.35; text-overflow: ellipsis; white-space: nowrap; }
.catalog-result-meta { display: flex; flex-direction: column; gap: 5px; color: var(--muted); font-size: 11px; }
.catalog-result-meta strong { color: var(--red); font: 700 9px/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; }
.catalog-languages { display: flex; gap: 5px; }
.catalog-languages span { padding: 4px 6px; background: var(--paper); color: var(--muted); font: 700 9px/1 var(--font-mono); }
.catalog-chevron { width: 10px; height: 10px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg); transition: transform .15s; }
.catalog-result[open] .catalog-chevron { transform: rotate(225deg); }
.catalog-result-panel { display: grid; grid-template-columns: 132px minmax(0,1fr) auto; gap: 24px; align-items: start; padding: 0 58px 24px 16px; }
.catalog-preview-thumb { position: relative; display: block; width: 132px; min-height: 170px; padding: 0; overflow: hidden; border: 1px solid var(--rule); background: var(--paper); cursor: pointer; box-shadow: 0 5px 14px rgba(26,26,24,.1); }
.catalog-preview-thumb img { display: block; width: 100%; height: auto; pointer-events: none; user-select: none; }
.catalog-preview-thumb span { position: absolute; right: 0; bottom: 0; left: 0; padding: 8px 5px; background: rgba(26,26,24,.92); color: #fff; text-align: center; font: 700 9px/1.25 var(--font-mono); letter-spacing: .07em; text-transform: uppercase; }
.catalog-preview-thumb:focus-visible { outline: 3px solid rgba(42,107,107,.42); outline-offset: 3px; }
.catalog-preview-placeholder { display: grid; width: 132px; min-height: 170px; place-items: center; border: 1px solid var(--rule); background: var(--paper); color: var(--muted); text-align: center; }
.catalog-preview-placeholder span { padding: 12px; font: 700 9px/1.4 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; }
.catalog-result-copy > p { max-width: 680px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.catalog-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.catalog-tags span { padding: 4px 7px; border: 1px solid var(--rule); color: var(--muted); font-size: 10px; }
.catalog-card-actions { display: flex; flex-direction: column; gap: 7px; min-width: 165px; }
.catalog-card-actions a { padding: 9px 11px; background: var(--ink); color: #fff; text-align: center; text-decoration: none; font-size: 11px; font-weight: 700; }
.catalog-card-actions a.secondary { background: transparent; border: 1px solid var(--ink); color: var(--ink); }
.catalog-more { width: 100%; margin-top: 18px; min-height: 46px; border: 1px solid var(--ink); background: transparent; color: var(--ink); font-weight: 700; cursor: pointer; }
.catalog-more:hover { background: var(--ink); color: #fff; }
.catalog-empty { padding: 70px 24px; border: 1px dashed #aaa097; text-align: center; }
.catalog-empty h2 { margin: 0 0 10px; font: 700 32px/1.1 var(--font-display); }
.catalog-empty p { max-width: 600px; margin: 0 auto; color: var(--muted); }
.catalog-guidance { padding: 72px 0; background: var(--teal-dk); color: var(--paper); }
.catalog-guidance-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: end; }
.catalog-guidance h2 { margin: 0; font: 700 clamp(34px,4.5vw,52px)/1.03 var(--font-display); }
.catalog-guidance-grid > p { margin: 0; color: rgba(245,240,232,.74); line-height: 1.75; }
.preview-dialog { width: min(1120px, calc(100% - 28px)); height: min(92vh, 960px); max-width: none; max-height: none; padding: 0; overflow: hidden; border: 0; background: #ece8df; color: var(--ink); box-shadow: 0 22px 70px rgba(0,0,0,.42); }
.preview-dialog::backdrop { background: rgba(17,17,16,.82); backdrop-filter: blur(3px); }
.preview-dialog-shell { display: grid; grid-template-rows: auto auto minmax(0,1fr) auto; height: 100%; }
.preview-dialog-header { display: flex; align-items: start; justify-content: space-between; gap: 28px; padding: 22px 26px 18px; border-bottom: 1px solid var(--rule); background: var(--white); }
.preview-dialog-header h2 { margin: 0; font: 700 clamp(25px,3vw,36px)/1.05 var(--font-display); }
.preview-dialog-header p:last-child { margin: 7px 0 0; color: var(--muted); font-size: 12px; }
.preview-dialog-close { display: grid; width: 40px; height: 40px; flex: 0 0 auto; place-items: center; border: 1px solid var(--ink); background: transparent; color: var(--ink); font: 400 29px/1 var(--font-body); cursor: pointer; }
.preview-dialog-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 10px 26px; border-bottom: 1px solid var(--rule); background: var(--paper); }
.preview-dialog-toolbar > p { margin: 0; color: var(--muted); font-size: 11px; }
.preview-language-options { display: flex; gap: 6px; }
.preview-language-options button { min-height: 32px; padding: 7px 11px; border: 1px solid var(--ink); background: transparent; color: var(--ink); font: 700 10px/1 var(--font-mono); cursor: pointer; }
.preview-language-options button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.preview-pages { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; overflow-y: auto; overscroll-behavior: contain; padding: 24px; }
.preview-page { position: relative; align-self: start; margin: 0; }
.preview-page img { display: block; width: 100%; height: auto; pointer-events: none; user-select: none; background: #fff; box-shadow: 0 5px 20px rgba(26,26,24,.16); }
.preview-page figcaption { margin-top: 7px; color: var(--muted); text-align: center; font: 700 9px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.preview-dialog-footer { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px 26px; border-top: 1px solid var(--rule); background: var(--white); }
.preview-dialog-footer p { max-width: 760px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.5; }
.preview-dialog-footer button { flex: 0 0 auto; min-height: 38px; padding: 8px 14px; border: 0; background: var(--red); color: #fff; font-weight: 700; cursor: pointer; }
body:has(.preview-dialog[open]) { overflow: hidden; }
@media (max-width: 1000px) {
  .catalog-controls { grid-template-columns: 2fr repeat(2,1fr); }
  .catalog-clear { grid-column: 3; }
}
@media (max-width: 800px) {
  .catalog-wrap { width: min(100% - 28px,1220px); }
  .catalog-hero { padding: 44px 0 40px; }
  .catalog-layout { grid-template-columns: 1fr; gap: 24px; }
  .subject-sidebar { position: static; max-height: none; overflow: visible; padding: 0; border: 1px solid var(--rule); background: #fff; }
  .subject-mobile-toggle { display: flex; width: 100%; min-height: 48px; align-items: center; justify-content: space-between; padding: 10px 14px; border: 0; background: var(--paper); color: var(--ink); font-weight: 700; }
  .subject-navigation { display: none; max-height: 390px; overflow-y: auto; padding: 16px; }
  .subject-sidebar.is-open .subject-navigation { display: block; }
  .catalog-results-heading { min-height: auto; }
}
@media (max-width: 650px) {
  .catalog-controls { grid-template-columns: 1fr 1fr; }
  .catalog-search, .catalog-clear { grid-column: 1/-1; }
  .catalog-result-summary { grid-template-columns: minmax(0,1fr) auto 22px; gap: 10px; min-height: 74px; padding: 12px; }
  .catalog-result-meta { display: none; }
  .catalog-result-panel { grid-template-columns: 1fr; gap: 20px; padding: 0 12px 18px; }
  .catalog-preview-thumb { width: min(180px,52vw); }
  .catalog-card-actions { min-width: 0; }
  .catalog-results-heading { align-items: start; flex-direction: column; gap: 10px; }
  .catalog-guidance-grid { grid-template-columns: 1fr; }
  .preview-dialog { width: 100%; height: 100%; max-height: none; }
  .preview-dialog-header { padding: 17px 16px 14px; }
  .preview-dialog-toolbar { align-items: start; flex-direction: column; gap: 8px; padding: 10px 16px; }
  .preview-pages { grid-template-columns: 1fr; padding: 16px; }
  .preview-dialog-footer { align-items: stretch; flex-direction: column; gap: 10px; padding: 12px 16px; }
  .preview-dialog-footer button { width: 100%; }
}
@media (max-width: 450px) {
  .catalog-controls { grid-template-columns: 1fr; }
  .catalog-search, .catalog-clear { grid-column: auto; }
  .catalog-result-title strong { font-size: 16px; }
}