:root {
  color-scheme: dark;
  --bg: #030508;
  --panel: #080b10;
  --panel-2: #0d1219;
  --panel-3: #121923;
  --text: #f4f6f8;
  --muted: #929da8;
  --soft: #cbd3da;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);
  --green: #9bf2c3;
  --blue: #a8cfff;
  --violet: #d4b8ff;
  --amber: #f3d18b;
  --red: #ffb2bd;
  --content: 1440px;
  --radius: 18px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }
html { background: var(--bg); scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 78% -8%, rgba(65, 122, 255, 0.11), transparent 32rem),
    radial-gradient(circle at 15% 32%, rgba(76, 228, 169, 0.055), transparent 36rem),
    var(--bg);
  color: var(--text);
  font: 15px/1.5 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
button, input, select { font: inherit; }
button, select { cursor: pointer; }
:focus-visible { outline: 3px solid var(--green); outline-offset: 3px; }
.wrap { width: min(var(--content), calc(100% - 40px)); margin-inline: auto; }
.visually-hidden {
  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: 10px; left: 14px; padding: 10px 14px;
  border-radius: 10px; background: var(--text); color: var(--bg); font-weight: 800;
  transform: translateY(-180%); transition: transform 0.15s ease;
}
.skip-link:focus {
  transform: translateY(0);
  transition: none;
  outline: 3px solid var(--green);
  outline-offset: 3px;
}

.site-header {
  position: sticky; z-index: 20; top: 0; min-height: 64px;
  border-bottom: 1px solid var(--line); background: rgba(3, 5, 8, 0.86);
  backdrop-filter: blur(18px) saturate(130%);
}
.header-inner {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center; gap: 24px; min-height: 64px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 820; }
.brand-mark {
  display: grid; place-items: center; width: 28px; height: 28px; border-radius: 9px;
  background: conic-gradient(from 205deg, #9bf2c3, #81a8ff, #d3a9ff, #9bf2c3);
  color: #020507; font-size: 12px; font-weight: 950; box-shadow: 0 0 24px rgba(126, 207, 255, 0.18);
}
.market-nav { display: flex; justify-content: center; gap: 6px; margin: 0; }
.market-nav a, .language a {
  padding: 8px 11px; border: 1px solid transparent; border-radius: 10px;
  color: var(--muted); text-decoration: none; font-size: 13px; transition: 0.16s ease;
}
.market-nav a:hover, .language a:hover { color: var(--text); background: rgba(255, 255, 255, 0.035); }
.market-nav a[aria-current] { color: var(--text); background: rgba(255, 255, 255, 0.055); border-color: var(--line); }
.language { display: flex; align-items: center; gap: 2px; margin: 0; padding: 3px; border: 1px solid var(--line); border-radius: 12px; }
.language a { padding: 5px 7px; font-size: 11px; font-weight: 760; }
.language a[aria-current] { color: #06100c; background: var(--green); }

.page-hero { position: relative; overflow: hidden; padding: 54px 0 26px; }
.page-hero::after {
  content: ""; position: absolute; z-index: -1; right: 1%; top: 10px; width: min(44vw, 620px); height: 260px;
  border-radius: 50%; background: radial-gradient(ellipse, rgba(66, 132, 255, 0.15), transparent 68%); filter: blur(6px);
}
.hero-eyebrow { margin: 0 0 12px; color: var(--green); font-size: 11px; font-weight: 850; letter-spacing: 0.13em; text-transform: uppercase; }
h1 { max-width: 930px; margin: 0; font-size: clamp(2.35rem, 6vw, 5.8rem); line-height: 0.96; letter-spacing: -0.055em; }
.lede { max-width: 760px; margin: 18px 0 0; color: var(--muted); font-size: clamp(1rem, 2vw, 1.22rem); }

.searchbox {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 12px;
  max-width: 1050px; margin-top: 26px; padding: 8px; border: 1px solid var(--line-strong); border-radius: 17px;
  background: linear-gradient(135deg, rgba(18, 24, 34, 0.96), rgba(8, 11, 16, 0.96)); box-shadow: var(--shadow);
}
.ai-badge { padding: 7px 9px; color: var(--blue); font-size: 11px; font-weight: 840; letter-spacing: 0.07em; text-transform: uppercase; white-space: nowrap; }
.searchbox input {
  min-width: 0; min-height: 46px; border: 0; background: transparent; color: var(--text); outline: 0;
}
.searchbox input::placeholder { color: #76818d; }
.search-button, .primary-button {
  display: inline-flex; justify-content: center; align-items: center; min-height: 44px; padding: 0 18px;
  border: 1px solid #eaf3ef; border-radius: 11px; background: #eef4f1; color: #07100d;
  font-weight: 820; text-decoration: none;
}
.search-hint { margin: 10px 4px 0; color: #74808c; font-size: 12px; }

.modebar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin: 12px 0 18px; }
.modes { display: flex; align-items: center; gap: 7px; padding: 3px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.02); }
.mode { padding: 8px 12px; border-radius: 9px; color: var(--muted); text-decoration: none; font-size: 13px; }
.mode.active { background: rgba(255,255,255,.075); color: var(--text); box-shadow: inset 0 0 0 1px var(--line); }
.mode.disabled { opacity: 0.52; cursor: not-allowed; }
.browse-link { color: var(--green); font-weight: 760; text-decoration: none; }

.marketplace-library-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 0 0 30px; }
.marketplace-library-card {
  display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 14px;
  min-height: 92px; padding: 16px 18px; border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(18,22,29,.96), rgba(10,13,18,.96)); text-decoration: none;
  transition: transform .16s ease, border-color .16s ease;
}
.marketplace-library-card:hover { transform: translateY(-2px); border-color: rgba(155,242,195,.34); }
.library-icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; background: rgba(155,242,195,.1); color: var(--green); font-size: 20px; }
.marketplace-library-card:nth-child(2) .library-icon { color: var(--blue); background: rgba(120,155,255,.12); }
.marketplace-library-card strong, .marketplace-library-card small { display: block; }
.marketplace-library-card small { margin-top: 3px; color: var(--muted); }
.library-arrow { color: #66737e; font-size: 20px; }

.content-section { margin: 34px 0 48px; }
.section-copy { max-width: 650px; margin: 7px 0 0; color: var(--muted); font-size: 13px; }
.section-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.section-card {
  position: relative; display: grid; min-height: 150px; padding: 18px; overflow: hidden;
  border: 1px solid var(--line); border-radius: 16px; background: linear-gradient(145deg, #0d131b, #080b10);
  text-decoration: none;
}
.section-card::after {
  content: ""; position: absolute; right: -30px; bottom: -40px; width: 110px; height: 110px;
  border-radius: 50%; background: rgba(155,242,195,.055);
}
.section-card:hover { border-color: var(--line-strong); transform: translateY(-1px); }
.section-card strong { position: relative; z-index: 1; font-size: 16px; }
.section-card span { position: relative; z-index: 1; margin-top: 9px; color: var(--muted); font-size: 12px; line-height: 1.45; }
.section-card small { position: relative; z-index: 1; align-self: end; color: var(--green); font-weight: 800; }
.section-contract { display: grid; gap: 12px; margin: 22px 0; }
.facet-row { display: flex; flex-wrap: wrap; gap: 7px; }
.facet-row span {
  padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px;
  background: rgba(255,255,255,.025); color: var(--soft); font-size: 11px;
}
.planned-facets { color: var(--muted); font-size: 12px; }
.planned-facets summary { margin-bottom: 10px; cursor: pointer; }
.category-tree { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 25px 0 42px; }
.category-group { padding: 16px; border: 1px solid var(--line); border-radius: 15px; background: rgba(8,11,16,.86); }
.category-group h3 { display: flex; justify-content: space-between; gap: 10px; margin: 0 0 12px; font-size: 14px; }
.category-group h3 a { text-decoration: none; }
.category-group h3 small { color: var(--green); }
.subcategory-list { display: flex; flex-wrap: wrap; gap: 6px; }
.subcategory-chip {
  display: inline-flex; gap: 6px; padding: 6px 8px; border: 1px solid var(--line); border-radius: 9px;
  color: var(--muted); font-size: 11px; text-decoration: none;
}
.subcategory-chip:hover { color: var(--text); border-color: var(--line-strong); }
.subcategory-chip small { color: var(--green); }
.category-graph .category-group { position: relative; border-color: rgba(120,155,255,.18); }
.category-graph .category-group::before {
  content: ""; position: absolute; left: 24px; top: 48px; bottom: 17px; width: 1px; background: rgba(120,155,255,.2);
}
.category-graph .subcategory-list { position: relative; padding-left: 13px; }
.section-search { grid-template-columns: minmax(0, 1fr) auto; margin-top: 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 18px; margin-bottom: 15px; }
.section-head h2, .catalog-head h2 { margin: 0; font-size: clamp(1.35rem, 3vw, 2rem); letter-spacing: -0.025em; }
.section-meta { color: var(--muted); font-size: 13px; }
.grid, .cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.card {
  min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(13,18,25,.98), rgba(7,10,14,.98)); box-shadow: 0 18px 45px rgba(0,0,0,.16);
}
.card-cover { position: relative; display: flex; justify-content: space-between; align-items: end; min-height: 112px; padding: 16px; overflow: hidden; border-bottom: 1px solid var(--line); }
.card-cover::before { content: ""; position: absolute; inset: -45%; background: radial-gradient(circle, rgba(255,255,255,.2), transparent 34%); transform: translate(23%, -6%); }
.card-cover span, .card-cover strong { position: relative; z-index: 1; }
.card-cover span { padding: 5px 8px; border: 1px solid rgba(255,255,255,.1); border-radius: 999px; background: rgba(2,5,8,.46); color: var(--soft); font-size: 10px; font-weight: 800; text-transform: uppercase; }
.card-cover strong { font-size: 28px; letter-spacing: -0.06em; }
.cover-0 { background: linear-gradient(135deg, #13274c, #071019 62%); }
.cover-1 { background: linear-gradient(135deg, #381f4d, #0b0b14 62%); }
.cover-2 { background: linear-gradient(135deg, #0d402d, #07120e 62%); }
.cover-3 { background: linear-gradient(135deg, #4a3213, #130e07 62%); }
.cover-4 { background: linear-gradient(135deg, #173b45, #071115 62%); }
.cover-5 { background: linear-gradient(135deg, #4a1f2b, #14090d 62%); }
.card-body { padding: 16px; }
.eyebrow { margin: 0 0 8px; color: var(--green); font-size: 10px; font-weight: 820; letter-spacing: .08em; text-transform: uppercase; }
.card h3 { margin: 0; font-size: 18px; line-height: 1.16; letter-spacing: -.025em; }
.card h3 {
  display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 3;
}
.card h3 a { text-decoration: none; }
.card h3 a:hover { color: var(--green); }
.card-summary {
  display: -webkit-box; min-height: 57px; margin: 10px 0 14px; overflow: hidden;
  color: var(--soft); font-size: 13px; line-height: 1.45; -webkit-box-orient: vertical; -webkit-line-clamp: 3;
}
.facts { display: grid; gap: 7px; margin: 0; padding-top: 12px; border-top: 1px solid var(--line); }
.facts div { display: flex; justify-content: space-between; gap: 12px; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; font-weight: 720; text-align: right; }
.price { color: var(--text); font-size: 18px; }
.notice { padding: 15px 17px; border: 1px solid rgba(155,242,195,.15); border-radius: 14px; background: rgba(155,242,195,.065); color: var(--soft); }

.market-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 16px; align-items: start; }
.filter-panel { position: sticky; top: 82px; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(8,11,16,.9); }
.filter-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 17px; }
.filter-heading strong { font-size: 16px; }
.reset-link { color: var(--muted); font-size: 12px; }
.filters { display: grid; gap: 16px; }
.filters label { display: grid; gap: 6px; color: var(--muted); font-size: 11px; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.filters input, .filters select {
  width: 100%; min-height: 42px; padding: 9px 11px; border: 1px solid var(--line); border-radius: 10px;
  background: #0b1016; color: var(--text); text-transform: none; letter-spacing: normal;
}
.filters .primary-button { width: 100%; border: 0; }
.catalog-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 48px; margin-bottom: 13px; }
.pagination { margin-top: 22px; }
.button { display: inline-flex; padding: 10px 14px; border: 1px solid var(--line-strong); border-radius: 11px; text-decoration: none; }

.detail { display: grid; grid-template-columns: minmax(0, 1.8fr) minmax(280px, .8fr); gap: 16px; }
.prose, .purchase { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(8,11,16,.92); }
.prose { color: var(--soft); }
.prose h2 { margin-top: 30px; color: var(--text); }
.purchase { position: sticky; top: 82px; align-self: start; }
.purchase .facts { margin-bottom: 18px; }

.site-footer { margin-top: 64px; border-top: 1px solid var(--line); }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; padding: 28px 0 42px; color: var(--muted); font-size: 12px; }
.footer-links { display: flex; gap: 16px; }
.footer-links a { color: var(--muted); }

@media (max-width: 1050px) {
  .grid, .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .section-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .category-tree { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .market-layout { grid-template-columns: 220px minmax(0, 1fr); }
}
@media (max-width: 780px) {
  .wrap { width: min(100% - 28px, var(--content)); }
  .site-header, .header-inner { min-height: 56px; }
  .header-inner { grid-template-columns: 1fr auto; }
  .market-nav { display: none; }
  .language a { padding-inline: 6px; }
  .page-hero { padding-top: 36px; }
  h1 { font-size: clamp(2.4rem, 13vw, 4.4rem); }
  .marketplace-library-links, .market-layout, .detail { grid-template-columns: 1fr; }
  .section-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filter-panel, .purchase { position: static; }
  .modebar { align-items: flex-start; }
}
@media (max-width: 560px) {
  .language a { min-width: 29px; padding-inline: 5px; font-size: 0; text-align: center; }
  .language a::after { content: attr(lang); font-size: 10px; text-transform: uppercase; }
  .searchbox { grid-template-columns: 1fr auto; }
  .ai-badge { grid-column: 1 / -1; padding-bottom: 0; }
  .grid, .cards { grid-template-columns: 1fr; }
  .section-grid, .category-tree { grid-template-columns: 1fr; }
  .section-head, .catalog-head, .footer-inner { align-items: flex-start; flex-direction: column; }
  .modebar { display: grid; }
  .card-summary { min-height: auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}