/* ============================================================================
 * apprun.icu — hub pages (home, sitemap, error pages)
 * Built on assets/css/ds.css (Brickyard): materials, extruded blocks, strata.
 * ==========================================================================*/

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
[hidden] { display: none !important; }
body { font-size: 17px; line-height: 1.6; overflow-x: hidden; min-height: 100vh; }
a { color: var(--m-ink); text-decoration: none; }
a:hover { color: var(--ink); }
ul { list-style: none; }
.wrap { width: min(calc(100% - 2.5rem), 1240px); margin: 0 auto; }
.sec-h { font-size: clamp(1.9rem, 3.8vw, 3rem); line-height: 1; letter-spacing: -0.02em; }
.sec-sub { margin-top: 0.7rem; color: var(--ink-3); font-size: 1.05rem; max-width: 34em; }
.eyebrow { display: inline-flex; align-items: center; flex-wrap: wrap; gap: 0.5em; font-weight: 700; font-size: 0.95rem; color: var(--ink); margin-bottom: 1.1rem; }
.eyebrow .cube { --s: 1.15em; }
[class="eyebrow-by"] { color: var(--ink-3); font-weight: 500; }

/* ----------------------------------------------------------- top bar ----- */
.top { position: sticky; top: 0; z-index: 70; background: var(--page); transition: box-shadow 0.2s; }
.is-scrolled .top { box-shadow: 0 3px 0 var(--line-2); }
.top-in { display: flex; align-items: center; gap: 1.2rem; min-height: 4.2rem; }
.brand { display: inline-flex; align-items: center; gap: 0.65rem; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand-mark { width: 38px; height: 38px; flex: none; transition: transform 0.4s var(--ease-pop); }
.brand:hover .brand-mark { transform: rotate(-8deg) translateY(-2px); }
.brand-name { font: 900 1.35rem/1 var(--display); font-stretch: 122%; letter-spacing: -0.02em; }
.brand-name span { color: var(--lava); }
.top-nav { display: flex; gap: 0.15rem; margin-left: auto; }
.top-nav a { position: relative; padding: 0.55rem 0.8rem; font-weight: 700; font-size: 0.95rem; color: var(--ink-2); }
.top-nav a::after { content: ""; position: absolute; left: 0.8rem; right: 0.8rem; bottom: 0.2rem; height: 4px; background: var(--c, var(--water)); transform: scaleX(0); transform-origin: left; transition: transform 0.25s var(--ease); }
.top-nav a:nth-child(1) { --c: var(--water); } .top-nav a:nth-child(2) { --c: var(--sand); } .top-nav a:nth-child(3) { --c: var(--grass); }
.top-nav a:nth-child(4) { --c: var(--lava); } .top-nav a:nth-child(5) { --c: var(--rose); } .top-nav a:nth-child(6) { --c: var(--diamond); }
.top-nav a:hover, .top-nav a[aria-current="page"] { color: var(--ink); }
.top-nav a:hover::after, .top-nav a[aria-current="page"]::after { transform: scaleX(1); }
.top-act { display: flex; align-items: center; gap: 0.5rem; }
.sound-toggle, .top-rss, .menu-toggle { display: inline-flex; align-items: center; gap: 0.45rem; border: 2px solid var(--ink); background: #fff; color: var(--ink); font: 700 0.85rem/1 var(--font-ui); padding: 0.5rem 0.75rem; cursor: pointer; transition: background 0.15s, transform 0.15s var(--ease); }
.sound-toggle:hover, .top-rss:hover, .menu-toggle:hover { background: var(--sand-soft); transform: translateY(-2px); color: var(--ink); }
.sound-toggle[aria-pressed="true"] { background: var(--grass); border-color: var(--grass-side); color: #fff; }
.top-rss svg { width: 15px; height: 15px; }
.menu-toggle { display: none; }
.menu-icon { width: 16px; height: 10px; border-top: 2px solid currentColor; border-bottom: 2px solid currentColor; position: relative; }
.menu-icon::after { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 2px; background: currentColor; transform: translateY(-50%); }

/* mobile sheet */
.mast-sheet { position: fixed; inset: 4.2rem 0 0 0; z-index: 65; background: var(--page); display: grid; grid-template-rows: 0fr; visibility: hidden; transition: grid-template-rows 0.4s var(--ease), visibility 0s 0.4s; }
.mast-sheet.open { grid-template-rows: 1fr; visibility: visible; transition: grid-template-rows 0.4s var(--ease), visibility 0s; }
.sheet-clip { overflow: hidden; min-height: 0; }
.sheet-inner { padding: 1.2rem 1.25rem 3rem; max-height: calc(100vh - 4.2rem); overflow-y: auto; }
.sheet-group { font-weight: 800; font-size: 0.85rem; color: var(--ink-3); margin: 1.2rem 0 0.4rem; }
.sheet-link { display: flex; align-items: center; gap: 0.9rem; padding: 0.8rem 0; border-bottom: 1px solid var(--line); color: var(--ink); }
.sheet-title { display: block; font: 850 1.25rem/1.1 var(--display); font-stretch: 115%; }
.sheet-desc { display: block; font-size: 0.9rem; color: var(--ink-3); }
.sheet-worlds { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.sheet-cat { display: inline-flex; align-items: center; gap: 0.45rem; padding: 0.5rem 0.8rem; background: var(--m-soft); color: var(--m-ink); font-weight: 700; }
.sheet-foot { display: flex; justify-content: space-between; margin-top: 1.6rem; font-size: 0.9rem; color: var(--ink-3); }

/* release bar */
.rv-bar { background: var(--ink); color: #dbe6fb; font-size: 0.92rem; }
.rv-bar-inner { display: flex; align-items: center; gap: 1rem; padding: 0.55rem 0; }
.rv-bar p { flex: 1; min-width: 0; display: flex; align-items: center; gap: 0.7rem; margin: 0; line-height: 1.35; white-space: nowrap; }
.rv-bar-sub { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.rv-bar strong { overflow: hidden; text-overflow: ellipsis; }
.rv-bar-cover { width: 26px; height: 34px; object-fit: cover; flex: none; box-shadow: 3px 3px 0 var(--sand); }
.rv-bar-flag { background: var(--sand); color: var(--ink); font-weight: 800; font-size: 0.75rem; padding: 0.15rem 0.5rem; }
.rv-bar strong { color: #fff; }
.rv-bar-cta { color: var(--sand-top); font-weight: 800; white-space: nowrap; }
.rv-bar-cta:hover { color: #fff; }
.rv-bar-x { background: none; border: 0; color: #9fb2d8; font-size: 1.5rem; line-height: 1; cursor: pointer; padding: 0 0.3rem; }
.rv-bar-x:hover { color: #fff; }

/* -------------------------------------------------------------- hero ----- */
.hero { position: relative; isolation: isolate; overflow: clip; background: linear-gradient(180deg, var(--sky-a) 0%, var(--sky-b) 82%, var(--page) 100%); }
.hero-inner { display: grid; grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr); align-items: center; gap: clamp(1rem, 3vw, 3rem); padding: clamp(2rem, 5vw, 4.2rem) 0 clamp(3.4rem, 6vw, 5.2rem); }
.hero h1 { font-size: clamp(2.2rem, 4.3vw, 3.9rem); line-height: 1; letter-spacing: -0.028em; font-weight: 900; font-stretch: 120%; }
.hero h1 .hl { background: var(--sand); color: var(--ink); padding: 0 0.12em 0.04em; margin: 0 -0.04em; box-shadow: 0.07em 0.07em 0 var(--sand-side); -webkit-box-decoration-break: clone; box-decoration-break: clone; }
.hero .lede { margin-top: 1.3rem; font-size: clamp(1.02rem, 1.5vw, 1.2rem); line-height: 1.55; color: var(--ink-2); max-width: 33em; }
.hero .lede strong { color: var(--ink); }
.search { margin-top: 1.7rem; max-width: 33rem; }
.search-box { --d: 5px; --face: #fff; --side: var(--water-side); --under: var(--water); color: var(--ink); display: flex; align-items: center; gap: 0.7rem; padding: 0.2rem 1rem; }
.search-box svg { width: 20px; height: 20px; color: var(--water-ink); flex: none; }
.search-box input { flex: 1; min-width: 0; border: 0; background: transparent; font: 600 1.02rem/1.2 var(--font-ui); color: var(--ink); padding: 0.95rem 0; outline: none; }
.search-box input::placeholder { color: var(--ink-3); font-weight: 500; }
.search-box:focus-within { --d: 8px; transform: translate(-3px, -3px); }
.search-kbd { border: 2px solid var(--line-2); color: var(--ink-3); font: 800 0.8rem/1 var(--font-ui); padding: 0.28rem 0.5rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.3rem 1rem; margin-top: 1.5rem; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 0.5rem 1.3rem; margin-top: 1.1rem; font-size: 0.92rem; color: var(--ink-2); }
.hero-meta li { display: inline-flex; align-items: center; gap: 0.45rem; }
.hero-meta b { color: var(--ink); font-weight: 800; }
.hero .strata { position: absolute; left: 0; right: 0; bottom: -1px; z-index: 0; background: var(--page); }

/* ----------------------------------------------------- the island --------- */
.world { position: relative; z-index: 1; min-width: 0; }
.world-stage { position: relative; }
.world-plane { transform: translate3d(var(--px, 0px), var(--py, 0px), 0) rotate(var(--pr, 0deg)); transition: transform 0.7s var(--ease); will-change: transform; }
.world-svg { display: block; width: 100%; height: auto; overflow: visible; }
.world-svg path { stroke: rgba(12, 21, 53, 0.2); stroke-width: 1; stroke-linejoin: round; }
.world-svg ellipse { stroke: none; }
.world-svg .w-base path { stroke: rgba(12, 21, 53, 0.32); }
.world-svg .w-sky path { stroke: rgba(80, 120, 190, 0.22); }
.world-svg .w-island { animation: world-float 9s ease-in-out infinite alternate; }
@keyframes world-float { from { transform: translateY(0); } to { transform: translateY(-9px); } }
.world-svg .w-cloud { animation: cloud-drift 34s ease-in-out infinite alternate; }
.world-svg .c2 { animation-duration: 46s; animation-delay: -14s; }
.world-svg .c3 { animation-duration: 28s; animation-delay: -21s; }
@keyframes cloud-drift { from { transform: translate(-16px, 3px); } to { transform: translate(22px, -5px); } }
.world-svg .w-shimmer { animation: water-sheen 4.5s ease-in-out infinite alternate; }
@keyframes water-sheen { from { opacity: 0.25; } to { opacity: 0.95; } }
.plot { cursor: pointer; transform-box: view-box; transform-origin: var(--ox, 0) var(--oy, 0); transition: transform 0.22s var(--ease-pop), opacity 0.22s ease; }
.plot:hover, .plot:focus-visible { transform: translateY(-7px); }
.plot:focus { outline: none; }
.plot-glow { opacity: 0; transition: opacity 0.2s ease; }
.plot:hover .plot-glow, .plot:focus-visible .plot-glow { opacity: 1; }
.plot.is-dim { opacity: 0.16; }
.plot.is-dim .plot-glow { opacity: 0; }
.world.is-live .plot { animation: plot-grow 0.6s var(--ease-pop) backwards; animation-delay: calc(var(--i, 0) * 26ms + 160ms); }
@keyframes plot-grow { from { opacity: 0; transform: translateY(-26px) scale(0.9); } to { opacity: 1; transform: none; } }
.world-gl { position: absolute; inset: 0; z-index: 3; width: 100%; height: 100%; pointer-events: none; }
.world-caption { position: relative; z-index: 4; display: flex; flex-direction: column; align-items: center; gap: 0.2rem; margin-top: 0.2rem; text-align: center; color: var(--ink-3); font-size: 0.85rem; }
.world-caption .wc-hint { font-weight: 800; font-size: 0.95rem; color: var(--ink); }
.world-caption .wc-hint-touch { display: none; }
@media (hover: none) {
  .world-caption .wc-hint-touch { display: inline; }
  .world-caption .wc-hint-pointer { display: none; }
}

/* ----------------------------------------------------------- catalog ----- */
.catalog { padding: 3.2rem 0 0; }
.cat-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem 2rem; flex-wrap: wrap; margin-bottom: 1.6rem; }
.filter-row { display: flex; flex-wrap: wrap; gap: 0.2rem 0.3rem; max-width: 46rem; }
.chip, .filter-row button { --d: 3px; --face: #fff; --side: var(--m); --under: var(--m-side); color: var(--ink); display: inline-flex; align-items: center; gap: 0.45em; margin: 0 6px 6px 0; padding: 0.5em 0.85em 0.5em 0.7em; font: 750 0.9rem/1 var(--font-ui); border: 0; cursor: pointer; }
.filter-row button .cube { --s: 1.1em; }
.filter-row button:hover { --d: 6px; }
.filter-row button[aria-pressed="true"] { --face: var(--m); --side: var(--m-side); --under: var(--m-side); color: var(--on-m); --d: 2px; transform: translate(2px, 2px); }
.filter-row button[aria-pressed="true"] .cube { --m-top: #fff; --m: rgba(255, 255, 255, 0.7); --m-side: rgba(255, 255, 255, 0.45); }
.matches-line { font-weight: 800; color: var(--ink); margin-bottom: 1rem; }

.shelves { display: block; }
.shelf { position: relative; isolation: isolate; display: grid; grid-template-columns: minmax(240px, 320px) minmax(0, 1fr); gap: clamp(1.5rem, 4vw, 3.5rem); padding: clamp(2.2rem, 5vw, 3.6rem) 0; align-items: start; }
.shelf::before { content: ""; position: absolute; z-index: -1; top: 0; bottom: 0; left: 50%; width: 100vw; transform: translateX(-50%); background: var(--m-soft); opacity: 0.55; }
.shelf:nth-child(even)::before { opacity: 0.28; }
.shelf-head { position: sticky; top: 5.6rem; }
.shelf-portal { --face: var(--m-top); --side: var(--m-side); --under: var(--m); --d: 6px; display: block; aspect-ratio: 1.22; margin-bottom: 1.2rem; overflow: visible; background: linear-gradient(180deg, var(--sky-a), var(--sky-b)); }
.shelf-scene { position: absolute; inset: 0; display: block; }
.shelf-scene .vx-canvas { position: absolute; inset: 0; }
.shelf-head h2 { display: flex; align-items: center; gap: 0.45em; font-size: clamp(1.45rem, 2.4vw, 1.95rem); line-height: 1.05; letter-spacing: -0.015em; }
.shelf-head h2 .cube { --s: 0.9em; }
.shelf-blurb { margin-top: 0.6rem; color: var(--ink-2); font-size: 0.98rem; line-height: 1.5; }
.shelf-count { display: inline-block; margin-top: 0.8rem; font-weight: 800; font-size: 0.85rem; color: var(--m-ink); }
.shelf-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); gap: 1.4rem 1.5rem; }

.tile { --d: 5px; --face: #fff; --side: var(--m); --under: var(--m-side); color: var(--ink); display: flex; flex-direction: column; text-decoration: none; margin-bottom: 8px; min-width: 0; }
.tile:hover { color: var(--ink); }
.tile-scene { position: relative; display: block; aspect-ratio: 1.55; overflow: hidden; background: linear-gradient(180deg, var(--sky-a), var(--sky-b)); }
.tile-scene .vx-canvas { position: absolute; inset: 0; transition: transform 0.45s var(--ease); }
.tile:hover .tile-scene .vx-canvas { transform: scale(1.1) translateY(-2px); }
.tile-body { display: block; padding: 0.9rem 1rem 2.8rem; flex: 1; }
.row-name { display: block; font: 850 1.12rem/1.1 var(--display); font-stretch: 118%; letter-spacing: -0.01em; }
.row-desc { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin-top: 0.45rem; font-size: 0.9rem; line-height: 1.45; color: var(--ink-2); }
.tile > svg { position: absolute; right: 0.85rem; bottom: 0.85rem; width: 22px; height: 22px; padding: 3px; background: var(--m); color: var(--on-m); transition: transform 0.2s var(--ease-pop); }
.tile:hover > svg { transform: translateX(3px); }
.shelf-grid:not(:has(.tile:nth-child(2))) { grid-template-columns: minmax(0, 560px); }
.shelf-grid:not(:has(.tile:nth-child(2))) .tile { flex-direction: row; align-items: stretch; }
.shelf-grid:not(:has(.tile:nth-child(2))) .tile-scene { flex: 0 0 46%; aspect-ratio: auto; min-height: 190px; }
.shelf-grid:not(:has(.tile:nth-child(2))) .tile-body { align-self: center; padding-bottom: 3rem; }
.empty-state { display: flex; align-items: center; gap: 0.7rem; padding: 3rem 0; font-weight: 700; color: var(--ink-2); }
.empty-state svg { width: 22px; height: 22px; }

/* ------------------------------------------------------------- desk ------ */
.desk, .how, .about, .faq, .showcase { position: relative; }
.desk { background: var(--m-soft); margin-top: 2.5rem; padding: 3.5rem 0 4.5rem; }
.desk .strata { position: absolute; left: 0; right: 0; bottom: 100%; top: auto; background: var(--m-soft); transform: none; }
.desk-split { display: grid; grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr); gap: clamp(1.5rem, 4vw, 4rem); align-items: start; }
.desk-copy { position: sticky; top: 6rem; }
.desk-copy p { margin-top: 1rem; color: var(--ink-2); }
.desk-copy .btn { margin-top: 0.5rem; }
.desk-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem; }
.desk-row { display: flex; flex-direction: column; gap: 0.7rem; background: #fff; padding: 1.1rem 1.15rem; border: 2px solid var(--ink); position: relative; transition: transform 0.2s var(--ease), box-shadow 0.2s; box-shadow: 5px 5px 0 var(--sand-side); }
.desk-row:hover { transform: translate(-3px, -3px); box-shadow: 8px 8px 0 var(--sand-side); }
.desk-featured { grid-column: 1 / -1; display: grid; grid-template-columns: 150px minmax(0, 1fr) auto; align-items: center; gap: 1.4rem; background: var(--sand); box-shadow: 6px 6px 0 var(--ink); }
.desk-featured:hover { box-shadow: 9px 9px 0 var(--ink); }
.desk-cover { display: block; line-height: 0; box-shadow: 6px 6px 0 var(--ink); transform: rotate(-2.5deg); transition: transform 0.3s var(--ease-pop); }
.desk-featured:hover .desk-cover { transform: rotate(0) scale(1.03); }
.desk-cover img { width: 100%; height: auto; display: block; border: 2px solid var(--ink); }
.desk-flag { display: inline-block; background: var(--ink); color: #fff; font-weight: 800; font-size: 0.75rem; padding: 0.2rem 0.55rem; margin-bottom: 0.5rem; }
.desk-main h3 { font-size: 1.15rem; line-height: 1.15; letter-spacing: -0.01em; }
.desk-featured .desk-main h3 { font-size: clamp(1.25rem, 2.2vw, 1.7rem); }
.desk-main h3 a { color: var(--ink); }
.desk-main h3 a:hover { text-decoration: underline; text-decoration-thickness: 3px; text-underline-offset: 3px; }
.desk-tag { margin-top: 0.35rem; font-weight: 600; color: var(--ink-2); font-size: 0.95rem; }
.desk-main details { margin-top: 0.7rem; }
.desk-main summary { cursor: pointer; font-weight: 800; font-size: 0.9rem; color: var(--ink); list-style: none; display: inline-flex; align-items: center; gap: 0.4rem; }
.desk-main summary::-webkit-details-marker { display: none; }
.desk-main summary::before { content: "+"; display: grid; place-items: center; width: 1.2em; height: 1.2em; background: var(--ink); color: #fff; font-weight: 800; line-height: 1; }
.desk-main details[open] summary::before { content: "−"; }
.desk-inside, .desk-pairs { margin-top: 0.6rem; font-size: 0.9rem; line-height: 1.5; color: var(--ink-2); }
.desk-pairs a { font-weight: 700; color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }
.desk-buy { display: flex; align-items: center; justify-content: space-between; gap: 0.7rem; margin-top: auto; flex-wrap: wrap; }
.desk-featured .desk-buy { flex-direction: column; align-items: flex-end; margin-top: 0; }
.desk-price { font: 900 1.5rem/1 var(--display); font-stretch: 120%; color: var(--ink); }
.desk-price s { font-size: 0.9rem; font-weight: 600; color: var(--ink-3); margin-right: 0.4rem; }
.desk-cta { --face: var(--ink); --side: #050a1f; --under: #1a2550; color: #fff; font-size: 0.85rem; padding: 0.7em 1em; }
.desk-cta:hover { color: #fff; }

/* ---------------------------------------------------------- showcase ----- */
.showcase { padding: 5rem 0 4.5rem; overflow: clip; }
.showcase-head { max-width: 40rem; margin-bottom: 2.6rem; }
.showcase-head p { margin-top: 0.9rem; color: var(--ink-2); font-size: 1.05rem; }
.showcase-cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; align-items: start; }
.showcase-col { display: flex; flex-direction: column; gap: 2rem; will-change: transform; }
.shot { --d: 6px; --face: #fff; --side: var(--m); --under: var(--m-side); display: block; color: var(--ink); overflow: visible; margin-bottom: 8px; }
.shot:hover { color: var(--ink); }
.shot-bar { display: flex; gap: 6px; padding: 0.55rem 0.7rem; background: var(--m-soft); border-bottom: 2px solid var(--ink); }
.shot-bar i { width: 10px; height: 10px; background: var(--m); clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%); }
.shot-bar i:nth-child(2) { background: var(--m-top); } .shot-bar i:nth-child(3) { background: var(--m-side); }
.shot img { display: block; width: 100%; height: auto; }
.shot-caption { display: flex; flex-direction: column; padding: 0.8rem 1rem 0.95rem; border-top: 2px solid var(--ink); }
.shot-name { font: 850 1.1rem/1.1 var(--display); font-stretch: 118%; }
.shot-desc { font-size: 0.88rem; color: var(--ink-3); margin-top: 0.15rem; }
.shot-facts { display: flex; flex-wrap: wrap; gap: 1rem 2.4rem; margin-top: 3rem; padding-top: 1.6rem; border-top: 2px solid var(--line); }
.shot-facts li { display: flex; align-items: center; gap: 0.55rem; color: var(--ink-2); font-size: 0.95rem; }
.shot-facts b { color: var(--ink); }

/* -------------------------------------------------------- how / about ---- */
.how { background: var(--m-soft); padding: 4rem 0 4.5rem; margin-top: 1rem; }
.how::before { content: ""; position: absolute; left: 0; right: 0; bottom: 100%; height: 28px; background: var(--m-soft); -webkit-mask: var(--strata-mask) repeat-x bottom / 520px 28px; mask: var(--strata-mask) repeat-x bottom / 520px 28px; --strata-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 520 28' preserveAspectRatio='none'%3E%3Cpath d='M0 28V10h20V18h20V24h20V20h20V20h20V24h20V24h20V12h20V20h20V12h20V20h20V12h20V24h20V24h20V24h20V24h20V20h20V16h20V4h20V8h20V16h20V24h20V24h20V24h20V24h20V12h20V28H0z'/%3E%3C/svg%3E"); }
.how-lede { margin: 0.8rem 0 2rem; font-size: 1.15rem; font-weight: 600; color: var(--ink-2); }
.about { padding: 5rem 0; }
.about-split { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.about-copy p { margin-top: 1.1rem; color: var(--ink-2); font-size: 1.04rem; }
.about-copy strong { color: var(--ink); }
.about-copy a { color: var(--rose-ink); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.ledger { display: grid; gap: 1.3rem; }
.ledger-row { --d: 5px; --face: #fff; --side: var(--m); --under: var(--m-side); color: var(--ink); display: flex; gap: 1rem; padding: 1.2rem 1.3rem; margin-bottom: 8px; }
.ledger-row .cube { --s: 2rem; margin-top: 0.1rem; }
.ledger-row b { font: 850 1.1rem/1.2 var(--display); font-stretch: 115%; color: var(--ink); }
.ledger-row p { margin-top: 0.3rem; font-size: 0.93rem; line-height: 1.5; color: var(--ink-2); }
.ledger-row a { color: var(--ink); font-weight: 700; text-decoration: underline; }

/* -------------------------------------------------------------- faq ------ */
.faq { background: var(--m-soft); padding: 4.5rem 0 5rem; }
.faq::before { content: ""; position: absolute; left: 0; right: 0; bottom: 100%; height: 28px; background: var(--m-soft); -webkit-mask: var(--strata-mask) repeat-x bottom / 520px 28px; mask: var(--strata-mask) repeat-x bottom / 520px 28px; --strata-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 520 28' preserveAspectRatio='none'%3E%3Cpath d='M0 28V18h20V24h20V24h20V24h20V24h20V24h20V24h20V24h20V24h20V24h20V20h20V16h20V24h20V24h20V24h20V12h20V20h20V24h20V20h20V12h20V16h20V16h20V12h20V4h20V12h20V24h20V28H0z'/%3E%3C/svg%3E"); }
.faq-split { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(1.5rem, 4vw, 4rem); align-items: start; }
.faq-side { position: sticky; top: 6rem; }
.faq-scene { position: relative; aspect-ratio: 1.15; margin-top: 1.5rem; max-width: 340px; }
.faq-scene .vx-canvas { position: absolute; inset: 0; }
.faq-list { display: grid; gap: 0.9rem; }
.faq-item { background: #fff; border: 2px solid var(--ink); box-shadow: 4px 4px 0 var(--m); transition: box-shadow 0.2s, transform 0.2s var(--ease); }
.faq-item[open] { box-shadow: 7px 7px 0 var(--m); transform: translate(-2px, -2px); }
.faq-item summary { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.05rem 1.2rem; cursor: pointer; list-style: none; font: 800 1.05rem/1.3 var(--display); font-stretch: 108%; color: var(--ink); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: ""; flex: none; width: 1.3rem; height: 1.3rem; background: linear-gradient(var(--ink), var(--ink)) center / 100% 3px no-repeat, linear-gradient(var(--ink), var(--ink)) center / 3px 100% no-repeat; transition: transform 0.3s var(--ease-pop); }
.faq-item[open] summary::after { transform: rotate(135deg); }
.faq-item p { padding: 0 1.2rem 1.2rem; color: var(--ink-2); }

/* --------------------------------------------------------- cta band ------ */
.cta-band { position: relative; background: var(--m); color: var(--on-m); padding: 4.5rem 0 4.2rem; margin-top: 3rem; }
.cta-band .strata { position: absolute; left: 0; right: 0; bottom: 100%; top: auto; background: var(--m); }
.cta-in { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 2rem; align-items: center; }
.cta-band h2 { color: #fff; font-size: clamp(2rem, 4.4vw, 3.6rem); line-height: 0.98; letter-spacing: -0.025em; font-weight: 900; font-stretch: 125%; }
.cta-band p { margin-top: 1rem; max-width: 34em; font-size: 1.1rem; color: #fff; }
.cta-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 0.5rem 1.4rem; margin-top: 1.6rem; }
.cta-actions .btn svg { width: 16px; height: 16px; }
.cta-alt, .cta-alt a { color: #fff; }
.cta-alt a { text-decoration: underline; text-underline-offset: 3px; font-weight: 700; }
.cta-scene { position: relative; aspect-ratio: 1.25; }
.cta-scene .vx-canvas { position: absolute; inset: 0; }

/* ------------------------------------------------------------ footer ----- */
.foot { position: relative; background: var(--ink); color: #b4c3e6; padding: 3.6rem 0 2.4rem; margin-top: 3.4rem; }
.foot .strata { position: absolute; left: 0; right: 0; bottom: 100%; top: auto; background: var(--ink); }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; }
.foot-brand { display: flex; align-items: center; gap: 0.7rem; }
.foot-brand .brand-mark { width: 40px; height: 40px; }
.foot-brand-name { font: 900 1.4rem/1 var(--display); font-stretch: 122%; color: #fff; letter-spacing: -0.02em; }
.foot-brand-name span { color: var(--lava-top); }
.foot-about { margin-top: 1rem; max-width: 26em; font-size: 0.95rem; line-height: 1.55; }
.foot-col h3 { font: 800 0.9rem/1 var(--font-ui); color: var(--sand-top); margin-bottom: 1rem; }
.foot-links { display: grid; gap: 0.55rem; }
.foot-links a { color: #dbe6fb; font-size: 0.95rem; }
.foot-links a:hover { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.foot-note { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem 2rem; margin-top: 2.6rem; padding-top: 1.3rem; border-top: 1px solid #25325f; font-size: 0.85rem; color: #8ea1cc; }

/* ----------------------------------------- sitemap + error pages (hub) ---- */
.sm-page { background: var(--page); }
.sm-page .masthead { background: var(--page); border-bottom: 1px solid var(--line); }
.sm-page .flag-inner { display: flex; align-items: center; gap: 1rem; min-height: 4.2rem; }
.flag-brand { display: inline-flex; align-items: center; gap: 0.65rem; color: var(--ink); }
.flag-name { font: 900 1.3rem/1 var(--display); font-stretch: 122%; letter-spacing: -0.02em; }
.flag-note { color: var(--ink-3); font-size: 0.9rem; }
.sm-page main { padding: 3rem 0 4rem; }
.sm-page h1 { font-size: clamp(2.2rem, 5vw, 4rem); line-height: 0.98; letter-spacing: -0.03em; font-weight: 900; font-stretch: 125%; }
.sm-page .meta { margin-top: 1rem; max-width: 42em; color: var(--ink-2); }
.sm-page .actions { display: flex; flex-wrap: wrap; gap: 0.3rem 0.9rem; margin: 1.6rem 0 2.4rem; }
.sm-page .actions .btn { font-size: 0.88rem; }
.sm-head { margin: 2.6rem 0 1rem; font-size: 1.6rem; letter-spacing: -0.015em; }
.sm-page .list { display: grid; gap: 0.7rem; }
.sm-page .item { background: #fff; border: 2px solid var(--ink); padding: 0.9rem 1.1rem; box-shadow: 4px 4px 0 var(--water); transition: transform 0.18s var(--ease), box-shadow 0.18s; }
.sm-page .item:hover { transform: translate(-2px, -2px); box-shadow: 7px 7px 0 var(--water); }
.sm-page .item .url { font-weight: 800; color: var(--ink); word-break: break-all; }
.sm-page .item .url:hover { text-decoration: underline; }
.sm-page .details { display: flex; flex-wrap: wrap; gap: 0.3rem 1.2rem; margin-top: 0.3rem; font-size: 0.85rem; color: var(--ink-3); }

.err-page { min-height: 100vh; background: linear-gradient(180deg, var(--sky-a), var(--sky-b) 70%); display: flex; flex-direction: column; position: relative; overflow: hidden; }
.err-brand { position: relative; z-index: 2; display: inline-flex; align-items: center; gap: 0.65rem; padding: 1.4rem 1.6rem; color: var(--ink); width: fit-content; }
.err-brand-name { font: 900 1.3rem/1 var(--display); font-stretch: 122%; letter-spacing: -0.02em; }
.err-page main { position: relative; z-index: 2; margin: auto; padding: 1rem 1.5rem 7rem; text-align: center; max-width: 40rem; }
.err-page main p.err-code { font: 900 clamp(5rem, 22vw, 11rem)/0.9 var(--display); font-stretch: 125%; color: var(--ink); letter-spacing: -0.04em; text-shadow: 0.04em 0.04em 0 var(--m-top), 0.08em 0.08em 0 var(--m); }
.err-page main p.err-code span { display: inline-block; animation: err-bob 2.4s ease-in-out infinite; color: var(--m); text-shadow: 0.04em 0.04em 0 var(--ink); }
@keyframes err-bob { 50% { transform: translateY(-0.12em) rotate(-4deg); } }
.err-page h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin-top: 0.8rem; }
.err-page main p { margin-top: 0.8rem; color: var(--ink-2); font-size: 1.1rem; }
.err-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.4rem 1rem; margin-top: 1.8rem; }
.err-btn { display: inline-flex; padding: 0.82em 1.25em; font: 800 0.98rem/1 var(--display); font-stretch: 108%; background: var(--m); color: var(--on-m); border: 0; position: relative; margin: 0 8px 8px 0; transition: transform 0.14s var(--ease), box-shadow 0.14s; box-shadow: 5px 5px 0 var(--m-side); }
.err-btn:hover { transform: translate(-3px, -3px); box-shadow: 8px 8px 0 var(--m-side); color: var(--on-m); }
.err-btn-ghost { background: #fff; color: var(--ink); box-shadow: 5px 5px 0 var(--line-2); }
.err-btn-ghost:hover { color: var(--ink); box-shadow: 8px 8px 0 var(--line-2); }
.err-ground { position: absolute; left: 0; right: 0; bottom: 0; height: 120px; z-index: 1; background: var(--grass); }
.err-ground::before { content: ""; position: absolute; left: 0; right: 0; bottom: 100%; height: 28px; background: var(--grass); -webkit-mask: var(--strata-mask) repeat-x bottom / 520px 28px; mask: var(--strata-mask) repeat-x bottom / 520px 28px; --strata-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 520 28' preserveAspectRatio='none'%3E%3Cpath d='M0 28V22h20V14h20V14h20V22h20V24h20V24h20V24h20V16h20V24h20V24h20V24h20V24h20V16h20V8h20V4h20V16h20V20h20V8h20V4h20V16h20V16h20V8h20V12h20V12h20V20h20V24h20V28H0z'/%3E%3C/svg%3E"); }
.err-ground::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 60px; background: var(--grass-side); }

/* --------------------------------------------------------- responsive ---- */
@media (max-width: 1020px) {
  .top-nav, .top-rss { display: none; }
  .menu-toggle { display: inline-flex; margin-left: 0; }
  .top-act { margin-left: auto; }
  .hero-inner { grid-template-columns: 1fr; padding-top: 1.6rem; }
  .world { order: -1; max-width: 640px; margin: 0 auto; width: 100%; }
  .shelf { grid-template-columns: 1fr; }
  .shelf-head { position: static; display: grid; grid-template-columns: minmax(150px, 220px) 1fr; column-gap: 1.4rem; align-items: center; }
  .shelf-portal { grid-row: 1 / span 3; margin-bottom: 0; }
  .desk-split, .about-split, .faq-split, .cta-in { grid-template-columns: 1fr; }
  .desk-copy, .faq-side { position: static; }
  .showcase-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .showcase-col:nth-child(3) { display: none; }
  .cta-scene { max-width: 420px; }
}
@media (max-width: 700px) {
  body { font-size: 16px; }
  .eyebrow .eyebrow-by { display: none; }
  .sound-toggle span { display: none; }
  .desk-list { grid-template-columns: 1fr; }
  .desk-featured { grid-template-columns: 110px minmax(0, 1fr); }
  .desk-featured .desk-buy { grid-column: 1 / -1; flex-direction: row; align-items: center; justify-content: space-between; }
  .shelf-head { grid-template-columns: 1fr; }
  .shelf-portal { grid-row: auto; margin-bottom: 1.1rem; max-width: 300px; }
  .showcase-cols { grid-template-columns: 1fr; }
  .showcase-col:nth-child(3) { display: flex; }
  .showcase-col { transform: none !important; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid > :first-child { grid-column: 1 / -1; }
  .cat-head { align-items: flex-start; }
}
@media (max-width: 480px) {
  .rv-bar-sub { display: none; }
  .brand-name { font-size: 1.15rem; }
  .hero-cta .btn { flex: 1 1 100%; }
  .search-kbd { display: none; }
}

@media print {
  .top, .rv-bar, .mast-sheet, .scroll-blocks, .world, .cta-band, .strata { display: none !important; }
  .js [data-reveal] { opacity: 1 !important; transform: none !important; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* error pages: the stray island */
.err-scene { position: absolute; right: 4%; bottom: 76px; width: min(340px, 34vw); aspect-ratio: 1.2; z-index: 2; pointer-events: auto; }
.err-scene .vx-canvas { position: absolute; inset: 0; }
@media (max-width: 760px) { .err-scene { display: none; } }