/* Hallmark · pre-emit critique: P5 H5 E4 S5 R4 V5 */
:root {
  --color-ink: #191717;
  --color-ink-soft: #3f3837;
  --color-night: #211a20;
  --color-paper: #f4eee8;
  --color-paper-deep: #e8ddd5;
  --color-cream: #fffaf4;
  --color-light: #fffaf4;
  --color-accent: #e9a06c;
  --color-accent-deep: #a54f49;
  --color-lilac: #d8b8cf;
  --color-line: #cfc2ba;
  --color-line-light: #66575e;
  --color-muted: #766b68;
  --color-focus: #7f5f8c;
  --font-body: "Noto Sans SC", system-ui, sans-serif;
  --font-display: "Noto Serif SC", Georgia, serif;
  --font-mono: "DM Mono", ui-monospace, monospace;
  --space-1: .45rem;
  --space-2: .8rem;
  --space-3: 1.2rem;
  --space-4: 1.7rem;
  --space-5: 2.5rem;
  --space-6: 4rem;
  --space-7: 6.5rem;
  --max-width: 76rem;
  --radius-sm: 4px;
  --shadow-soft: 0 18px 45px rgba(25, 23, 23, .12);
  --shadow-card: 0 14px 28px rgba(25, 23, 23, .14);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { overflow-x: clip; scroll-behavior: smooth; }
body { overflow-x: clip; margin: 0; background: var(--color-paper); color: var(--color-ink); font: 400 1rem/1.7 var(--font-body); }
body.has-lightbox { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, textarea, select { font: inherit; }
button { color: inherit; }
h1, h2, h3, p, figure, dl, dd { margin: 0; }
h1, h2, h3 { overflow-wrap: anywhere; font-style: normal; line-height: 1.08; }
h1, h2 { font-family: var(--font-display); font-weight: 600; letter-spacing: -.045em; }
h3 { font-weight: 700; }
p { color: var(--color-ink-soft); }
ul, ol { margin: 0; padding: 0; }
.shell { width: min(calc(100% - 2rem), var(--max-width)); margin-inline: auto; }
.narrow { max-width: 55rem; }
.section { padding-block: var(--space-7); scroll-margin-top: 6rem; }
.section--light { background: var(--color-cream); }
.section--paper { background: var(--color-paper); }
.section--ink { background: var(--color-night); color: var(--color-light); }
.section--ink p { color: var(--color-paper-deep); }
.eyebrow { color: var(--color-accent-deep); font: 500 .72rem/1.2 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; }
.eyebrow--light { color: var(--color-accent); }
.micro-note { margin-top: .85rem; color: var(--color-muted); font-size: .78rem; }
.text-link { display: inline-flex; gap: .65rem; align-items: center; margin-top: 1.5rem; color: var(--color-accent-deep); font-weight: 700; text-decoration: none; }
.text-link:hover { color: var(--color-ink); }
.text-button { border: 0; border-bottom: 1px solid var(--color-line); padding: .25rem 0; background: transparent; text-align: left; cursor: pointer; }
.text-button:hover { color: var(--color-accent-deep); }

.site-header { position: relative; z-index: 10; }
.nav-float { position: fixed; z-index: 20; top: .8rem; right: 1rem; left: 1rem; display: flex; min-height: 3.6rem; align-items: center; gap: .75rem; padding: .45rem .55rem .45rem .75rem; border: 1px solid rgba(244, 238, 232, .22); background: rgba(25, 23, 23, .9); box-shadow: var(--shadow-soft); color: var(--color-light); backdrop-filter: blur(18px); }
.nav-float__brand { display: flex; min-width: 0; align-items: center; gap: .55rem; color: var(--color-light); font-weight: 700; text-decoration: none; }
.nav-float__brand img { width: 7.9rem; height: 2.5rem; object-fit: cover; object-position: left; }
.nav-float__brand span { display: none; white-space: nowrap; }
.nav-float__links { display: none; align-items: center; gap: .85rem; margin-left: auto; list-style: none; }
.nav-float__links a { color: var(--color-paper-deep); font-size: .88rem; text-decoration: none; white-space: nowrap; }
.nav-float__links a:hover, .nav-float__links a[aria-current="page"] { color: var(--color-accent); }
.menu-toggle { margin-left: auto; border: 1px solid var(--color-line-light); padding: .55rem .7rem; background: transparent; color: var(--color-light); cursor: pointer; }
.nav-download { display: none; }
.nav-float__links.is-open { position: absolute; top: calc(100% + .45rem); right: 0; left: 0; display: grid; gap: .7rem; padding: 1rem; border: 1px solid var(--color-line-light); background: var(--color-night); }

.button { position: relative; display: inline-flex; min-height: 2.8rem; align-items: center; justify-content: center; gap: .55rem; overflow: clip; border: 1px solid var(--color-line); border-radius: var(--radius-sm); padding: .7rem 1rem; background: transparent; color: var(--color-ink); font-weight: 700; line-height: 1.1; text-decoration: none; white-space: nowrap; transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease, color 180ms ease; }
.button:hover { transform: translateY(-2px); box-shadow: var(--shadow-card); }
.button:focus-visible, .filter-tabs button:focus-visible, summary:focus-visible, .lightbox button:focus-visible, .modal button:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; }
.button:active { transform: translateY(0); }
.button--accent { border-color: var(--color-accent); background: var(--color-accent); color: var(--color-ink); }
.button--accent::after { position: absolute; top: 0; bottom: 0; left: -45%; width: 30%; background: rgba(255, 250, 244, .52); content: ""; transform: skewX(-22deg); animation: sheen 3.4s ease-in-out infinite; }
.button--line-light { border-color: var(--color-line-light); color: var(--color-light); }
.button--line-light:hover { border-color: var(--color-accent); background: rgba(233, 160, 108, .12); }
.button--large { min-height: 3.7rem; padding-inline: 1.35rem; font-size: 1rem; }
@keyframes sheen { 0%, 45% { left: -45%; } 72%, 100% { left: 125%; } }

.hero { position: relative; min-height: 100svh; overflow: clip; background: var(--color-night); color: var(--color-light); isolation: isolate; }
.hero__image { position: absolute; z-index: -2; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; opacity: .62; filter: saturate(.82) contrast(1.04); }
.hero::before { position: absolute; inset: 0; z-index: -3; background: radial-gradient(circle at 76% 24%, rgba(216, 184, 207, .4), transparent 22%), radial-gradient(circle at 75% 70%, rgba(233, 160, 108, .28), transparent 31%), linear-gradient(115deg, var(--color-night) 0%, var(--color-ink) 52%, var(--color-accent-deep) 100%); content: ""; }
.hero__texture { position: absolute; inset: 0; z-index: -2; opacity: .38; background-image: linear-gradient(90deg, transparent 0 49%, rgba(244, 238, 232, .14) 49.2% 49.4%, transparent 49.6%), linear-gradient(rgba(244, 238, 232, .09) 1px, transparent 1px), linear-gradient(90deg, rgba(244, 238, 232, .09) 1px, transparent 1px); background-size: 100% 100%, 5rem 5rem, 5rem 5rem; transform: rotate(-4deg) scale(1.1); }
.hero__gridline { position: absolute; top: 23%; right: -8rem; width: 45rem; height: 45rem; z-index: -1; border: 1px solid rgba(244, 238, 232, .25); border-radius: 50%; box-shadow: 0 0 0 4rem rgba(244, 238, 232, .035), 0 0 0 8rem rgba(244, 238, 232, .025); }
.hero__inner { display: grid; min-height: 100svh; grid-template-columns: 1.8rem minmax(0, 1fr); gap: 1rem; align-items: end; padding-block: 8rem 3rem; }
.hero__rail { display: flex; height: 100%; flex-direction: column; justify-content: space-between; padding-block: 1rem .2rem; border-right: 1px solid rgba(244, 238, 232, .24); color: var(--color-lilac); font: .61rem/1.2 var(--font-mono); letter-spacing: .12em; writing-mode: vertical-rl; }
.hero__copy { padding-bottom: 1rem; }
.hero__tags { display: flex; flex-wrap: wrap; gap: .5rem; margin-block: 1.15rem 1.1rem; }
.hero__tags span { border: 1px solid var(--color-line-light); padding: .28rem .55rem; color: var(--color-paper-deep); font: .7rem/1 var(--font-mono); white-space: nowrap; }
.hero h1 { max-width: 11ch; color: var(--color-light); font-size: clamp(3rem, 13vw, 8rem); letter-spacing: -.09em; }
.hero h1 span { display: block; margin-top: .8rem; color: var(--color-lilac); font: 600 clamp(1.05rem, 3vw, 2rem)/1.15 var(--font-display); letter-spacing: -.04em; }
.hero__lede { max-width: 36rem; margin-top: 1.4rem; color: var(--color-paper-deep); font-size: clamp(1rem, 2vw, 1.2rem); }
.hero__actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 1.8rem; }
.hero__note { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; margin-top: 2rem; color: var(--color-lilac); font: .67rem/1.2 var(--font-mono); letter-spacing: .06em; }

.fact-strip { position: relative; z-index: 2; border-top: 3px solid var(--color-accent); background: var(--color-cream); box-shadow: var(--shadow-soft); }
.fact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.fact { min-width: 0; border-bottom: 1px solid var(--color-line); padding: 1rem .7rem; }
.fact:nth-child(odd) { border-right: 1px solid var(--color-line); }
.fact dt { color: var(--color-muted); font: .67rem/1.2 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.fact dd { margin-top: .35rem; font-weight: 700; overflow-wrap: anywhere; }
.fact small { display: block; margin-top: .2rem; color: var(--color-muted); font-size: .7rem; }

.section-index { display: none; color: var(--color-accent-deep); font: .75rem/1 var(--font-mono); }
.story-layout, .download-band, .guide-layout, .article-layout { display: grid; gap: var(--space-5); }
.story-copy { max-width: 47rem; }
.story-copy h2, .download-band h2 { max-width: 14ch; margin-top: .7rem; font-size: clamp(2.3rem, 6vw, 5.2rem); }
.story-copy p:not(.eyebrow) { margin-top: 1.25rem; font-family: var(--font-display); font-size: clamp(1.08rem, 1.7vw, 1.3rem); line-height: 1.95; }
.story-aside { align-self: end; border-left: 3px solid var(--color-accent); padding: 1rem 0 1rem 1rem; }
.story-aside__mark { display: block; color: var(--color-accent-deep); font: 700 clamp(2rem, 7vw, 4rem)/.86 var(--font-mono); letter-spacing: -.1em; }
.story-aside p { margin-top: 1rem; font-size: .84rem; }
.section-head { margin-bottom: 2.2rem; }
.section-head h2 { max-width: 16ch; margin-top: .65rem; font-size: clamp(2.2rem, 5vw, 4.4rem); }
.section-head > p:not(.eyebrow) { max-width: 38rem; margin-top: 1rem; }
.section-head--split { display: grid; gap: 1.2rem; }
.feature-grid { display: grid; grid-template-columns: repeat(1, minmax(0, 1fr)); border-top: 1px solid var(--color-line); }
.feature { display: grid; grid-template-columns: 3.4rem minmax(0, 1fr); gap: 1rem; border-bottom: 1px solid var(--color-line); padding: 1.35rem 0; transition: background-color 180ms ease, padding-inline 180ms ease, transform 180ms ease; }
.feature__index { color: var(--color-accent-deep); font: .75rem/1.2 var(--font-mono); }
.feature h3 { font-size: 1.4rem; }
.feature p { margin-top: .5rem; max-width: 42rem; }
.feature:hover { background: var(--color-paper-deep); padding-inline: .7rem; transform: translateY(-2px); }

.gallery-tease { display: grid; gap: 2rem; align-items: center; }
.gallery-tease h2 { max-width: 11ch; margin-top: .65rem; color: var(--color-light); font-size: clamp(2.4rem, 6vw, 5.4rem); }
.gallery-tease > div:first-child p:not(.eyebrow) { max-width: 33rem; margin-top: 1rem; }
.tease-poster { position: relative; display: grid; min-height: 20rem; place-items: center; overflow: clip; border: 1px solid var(--color-line-light); background: linear-gradient(145deg, rgba(216, 184, 207, .14), rgba(233, 160, 108, .18)); }
.tease-poster::before, .tease-poster::after { position: absolute; width: 75%; height: 75%; border: 1px solid rgba(244, 238, 232, .32); content: ""; transform: rotate(18deg); }
.tease-poster::after { transform: rotate(-28deg) scale(.8); }
.tease-poster span { z-index: 1; color: var(--color-paper-deep); font: .8rem/1.6 var(--font-mono); letter-spacing: .23em; text-align: center; }
.tease-poster--image { padding: 0; }
.tease-poster--image img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.9) contrast(1.02); }

.download-band { align-items: end; }
.download-band h2 { color: var(--color-ink); }
.download-band > div > p:not(.eyebrow) { max-width: 42rem; margin-top: 1rem; }
.fit-grid { display: grid; grid-template-columns: repeat(1, minmax(0, 1fr)); border-top: 1px solid var(--color-line); }
.fit-card { border-bottom: 1px solid var(--color-line); padding: 1.35rem 0; }
.fit-card > span { color: var(--color-accent-deep); font: .75rem/1 var(--font-mono); }
.fit-card h3 { margin-top: .7rem; font-size: 1.45rem; }
.fit-card p { margin-top: .45rem; }
.article-list { display: grid; border-top: 1px solid var(--color-line); }
.article-row { display: grid; grid-template-columns: 7rem minmax(0, 1fr) auto; gap: 1rem; align-items: center; border-bottom: 1px solid var(--color-line); padding: 1rem 0; text-decoration: none; transition: background-color 180ms ease, padding-inline 180ms ease; }
.article-row:hover { background: var(--color-paper-deep); padding-inline: .7rem; }
.article-row span, .article-row em { color: var(--color-accent-deep); font: .72rem/1.2 var(--font-mono); font-style: normal; }
.article-row strong { min-width: 0; overflow-wrap: anywhere; }
.faq-list { border-top: 1px solid var(--color-line); }
.faq-item { border-bottom: 1px solid var(--color-line); }
.faq-item summary { display: flex; min-height: 4rem; align-items: center; justify-content: space-between; gap: 1rem; cursor: pointer; font-weight: 700; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { color: var(--color-accent-deep); content: "+"; font: 1.3rem/1 var(--font-mono); }
.faq-item[open] summary::after { content: "−"; }
.faq-item__answer { max-width: 48rem; padding: 0 2rem 1.2rem 0; }
.final-cta { background: var(--color-accent-deep); color: var(--color-light); }
.final-cta__inner { min-height: 28rem; display: grid; align-content: center; justify-items: start; }
.final-cta h2 { max-width: 13ch; margin-top: .7rem; color: var(--color-light); font-size: clamp(2.8rem, 7vw, 6.2rem); }
.final-cta p:not(.eyebrow) { max-width: 36rem; margin-top: 1rem; color: var(--color-paper-deep); }
.final-cta small { margin-top: 1.2rem; color: var(--color-paper-deep); }

.footer { background: var(--color-ink); color: var(--color-light); padding-block: 1.4rem 2.2rem; }
.footer__mast { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .8rem; border-block: 1px solid var(--color-line-light); padding-block: .8rem; color: var(--color-accent); font: .68rem/1.2 var(--font-mono); letter-spacing: .08em; }
.footer__grid { display: grid; gap: 2rem; padding-block: 2.2rem; }
.footer__brand img { width: 11rem; height: 3.5rem; object-fit: cover; object-position: left; }
.footer__brand p { max-width: 29rem; margin-top: .8rem; color: var(--color-paper-deep); }
.footer__legal { color: var(--color-lilac) !important; font-size: .75rem; }
.footer h2 { color: var(--color-accent); font: .72rem/1.2 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; }
.footer__links { display: grid; gap: .35rem; margin-top: .8rem; list-style: none; }
.footer__links a { color: var(--color-paper-deep); text-decoration: none; }
.footer__links a:hover { color: var(--color-accent); }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .8rem; border-top: 1px solid var(--color-line-light); padding-top: 1rem; color: var(--color-lilac); font-size: .72rem; }

.page-hero, .article-hero { padding-block: 9rem 4rem; background: var(--color-night); color: var(--color-light); }
.page-hero h1, .article-hero h1 { max-width: 14ch; margin-top: .7rem; color: var(--color-light); font-size: clamp(2.8rem, 8vw, 6.2rem); }
.page-hero p:not(.eyebrow), .article-hero p:not(.eyebrow) { max-width: 44rem; margin-top: 1rem; color: var(--color-paper-deep); font-size: 1.05rem; }
.filter-tabs { display: flex; flex-wrap: wrap; gap: .45rem; margin-bottom: 1.5rem; }
.filter-tabs button { border: 1px solid var(--color-line); border-radius: var(--radius-sm); padding: .55rem .8rem; background: transparent; cursor: pointer; white-space: nowrap; }
.filter-tabs button[aria-selected="true"] { border-color: var(--color-accent-deep); background: var(--color-accent-deep); color: var(--color-light); }
.gallery-grid { display: grid; grid-template-columns: repeat(1, minmax(0, 1fr)); gap: 1rem; }
.gallery-card { min-width: 0; margin: 0; }
.gallery-card button { position: relative; display: block; width: 100%; overflow: clip; border: 0; padding: 0; background: var(--color-night); cursor: zoom-in; }
.gallery-card img { width: 100%; aspect-ratio: 1.6; object-fit: cover; transition: transform 260ms ease, filter 260ms ease; }
.gallery-card__shade { position: absolute; inset: 0; background: linear-gradient(135deg, transparent 45%, rgba(233, 160, 108, .35)); opacity: 0; transition: opacity 260ms ease; }
.gallery-card figcaption { display: flex; justify-content: space-between; padding-block: .6rem; color: var(--color-muted); font: .68rem/1.2 var(--font-mono); letter-spacing: .08em; }
.gallery-card:hover img { transform: scale(1.035); filter: saturate(1.06); }
.gallery-card:hover .gallery-card__shade { opacity: 1; }
.gallery-empty { display: grid; min-height: 25rem; align-content: center; justify-items: start; border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); padding-block: 3rem; }
.gallery-empty__code { color: var(--color-accent-deep); font: .72rem/1.2 var(--font-mono); letter-spacing: .14em; }
.gallery-empty h2 { max-width: 18ch; margin-top: .8rem; font-size: clamp(2rem, 5vw, 4.2rem); }
.gallery-empty p { max-width: 42rem; margin-top: 1rem; }
.platform-grid { display: grid; grid-template-columns: repeat(1, minmax(0, 1fr)); gap: 1rem; }
.platform-card { position: relative; min-height: 20rem; border-top: 3px solid var(--color-line); padding: 1.5rem; background: var(--color-paper); }
.platform-card--feature { border-top-color: var(--color-accent-deep); }
.platform-card__label { color: var(--color-accent-deep); font: .72rem/1.2 var(--font-mono); letter-spacing: .12em; }
.platform-card h2 { margin-top: .8rem; font-size: clamp(2.2rem, 6vw, 4rem); }
.platform-card p:not(.platform-card__label) { max-width: 36rem; margin-top: .8rem; }
.platform-card .button { position: absolute; bottom: 1.5rem; left: 1.5rem; }
.steps { display: grid; list-style: none; }
.steps li { display: grid; grid-template-columns: 3.2rem minmax(0, 1fr); gap: 1rem; border-top: 1px solid var(--color-line); padding-block: 1.35rem; }
.steps li > span { color: var(--color-accent-deep); font: .8rem/1 var(--font-mono); }
.steps h3 { font-size: 1.45rem; }
.steps p { margin-top: .45rem; }
.notice-block { display: grid; gap: .55rem; border-left: 3px solid var(--color-accent-deep); padding: 1.2rem 1.3rem; background: var(--color-paper-deep); }
.notice-block strong { color: var(--color-accent-deep); }
.guide-table { border-top: 1px solid var(--color-line); }
.guide-table > div { display: grid; grid-template-columns: 8rem minmax(0, 1fr); gap: 1rem; border-bottom: 1px solid var(--color-line); padding: .9rem 0; }
.guide-table span { color: var(--color-muted); }
.guide-table strong { overflow-wrap: anywhere; }
.guide-grid { display: grid; grid-template-columns: repeat(1, minmax(0, 1fr)); gap: 1px; border-top: 1px solid var(--color-line); border-left: 1px solid var(--color-line); }
.guide-card { display: grid; min-height: 16rem; align-content: start; border-right: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); padding: 1.4rem; text-decoration: none; transition: background-color 180ms ease, transform 180ms ease; }
.guide-card > span { color: var(--color-accent-deep); font: .76rem/1 var(--font-mono); }
.guide-card h2 { margin-top: 2.5rem; font-size: 1.6rem; }
.guide-card p { margin-top: .55rem; }
.guide-card strong { align-self: end; margin-top: 1.2rem; color: var(--color-accent-deep); }
.guide-card:hover { background: var(--color-paper-deep); transform: translateY(-2px); }
.guide-layout { align-items: start; }
.toc { display: grid; align-content: start; gap: .65rem; border-bottom: 1px solid var(--color-line); padding-bottom: 1.3rem; }
.toc a { color: var(--color-ink-soft); text-decoration: none; }
.toc a:hover { color: var(--color-accent-deep); }
.guide-copy { max-width: 50rem; }
.guide-copy article { scroll-margin-top: 6rem; border-bottom: 1px solid var(--color-line); padding-bottom: 2.5rem; margin-bottom: 2.5rem; }
.guide-copy h2 { margin-top: .65rem; font-size: clamp(2rem, 4vw, 3.5rem); }
.guide-copy p:not(.eyebrow) { margin-top: 1rem; }
.guide-copy ul, .article-body ul { display: grid; gap: .55rem; margin-top: 1rem; padding-left: 1.25rem; }
.guide-copy table { width: 100%; margin-top: 1.2rem; border-collapse: collapse; }
.guide-copy th, .guide-copy td { border: 1px solid var(--color-line); padding: .7rem; text-align: left; vertical-align: top; }
.article-layout { align-items: start; }
.article-aside { display: grid; gap: .55rem; align-content: start; border-top: 3px solid var(--color-accent-deep); padding-top: 1rem; }
.article-aside span { color: var(--color-accent-deep); font: .75rem/1.2 var(--font-mono); letter-spacing: .1em; }
.article-aside a { color: var(--color-ink-soft); text-decoration: none; }
.article-aside a:hover { color: var(--color-accent-deep); }
.article-body { max-width: 51rem; }
.article-body section { border-bottom: 1px solid var(--color-line); padding-bottom: 2.2rem; margin-bottom: 2.2rem; }
.article-body h2 { margin-top: .7rem; font-size: clamp(2rem, 4vw, 3.3rem); }
.article-body ul { padding-left: 1.25rem; }
.direct-answer { border-left: 3px solid var(--color-accent); padding: 1rem 1.2rem; background: var(--color-paper-deep); color: var(--color-ink); font-weight: 700; }
.data-table { margin-top: 1.1rem; border-top: 1px solid var(--color-line); }
.data-table__row { display: grid; grid-template-columns: 8rem minmax(0, 1fr); gap: 1rem; border-bottom: 1px solid var(--color-line); padding: .8rem 0; }
.data-table__row span { color: var(--color-muted); }
.data-table__head { color: var(--color-accent-deep); font: .72rem/1.2 var(--font-mono); letter-spacing: .08em; }
.article-links { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.4rem; }
.article-links a { color: var(--color-accent-deep); font-weight: 700; text-decoration: none; }
.source-note { margin-top: 1rem; color: var(--color-muted); font-size: .78rem; }
.modal { position: fixed; z-index: 50; inset: 0; display: grid; place-items: center; overflow-y: auto; padding: 1rem; background: rgba(25, 23, 23, .72); }
.modal__panel { position: relative; width: min(100%, 34rem); max-height: calc(100svh - 2rem); overflow-y: auto; padding: 2rem; background: var(--color-cream); box-shadow: var(--shadow-card); }
.modal__panel h2 { margin-top: .6rem; font-size: 2.4rem; }
.modal__panel ul { display: grid; gap: .7rem; margin-top: 1.2rem; padding-left: 1.2rem; }
.modal__close, .lightbox button { border: 1px solid var(--color-line); padding: .55rem .7rem; background: transparent; cursor: pointer; }
.modal__close { position: absolute; top: 1rem; right: 1rem; }
.lightbox { position: fixed; z-index: 60; inset: 0; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; place-items: center; gap: .8rem; padding: 1rem; background: rgba(25, 23, 23, .92); }
.lightbox figure { min-width: 0; }
.lightbox__image { max-height: 80svh; width: min(100%, 62rem); margin-inline: auto; object-fit: contain; }
.lightbox__caption { margin-top: .6rem; color: var(--color-paper-deep); text-align: center; }
.lightbox button { color: var(--color-light); }

@media (min-width: 640px) {
  .shell { width: min(calc(100% - 3.5rem), var(--max-width)); }
  .nav-float { right: 1.75rem; left: 1.75rem; }
  .nav-float__brand span { display: inline; }
  .menu-toggle { display: none; }
  .nav-float__links { display: flex; }
  .nav-download { display: inline-flex; }
  .fact-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .fact:nth-child(odd) { border-right: 0; }
  .fact:not(:nth-child(3n)) { border-right: 1px solid var(--color-line); }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 2rem; }
  .fit-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: 2rem; }
  .gallery-tease { grid-template-columns: minmax(0, 1.2fr) minmax(16rem, .8fr); }
  .platform-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .guide-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__grid { grid-template-columns: 1.4fr .7fr 1fr; }
}

@media (min-width: 768px) {
  .shell { width: min(calc(100% - 5rem), var(--max-width)); }
  .hero__inner { grid-template-columns: 3rem minmax(0, 1fr); gap: 2rem; padding-bottom: 4.5rem; }
  .hero__rail { font-size: .68rem; }
  .story-layout { grid-template-columns: 4rem minmax(0, 1fr) minmax(14rem, .6fr); gap: 2rem; }
  .section-index { display: block; padding-top: .7rem; }
  .section-head--split { grid-template-columns: minmax(0, 1fr) minmax(18rem, .65fr); align-items: end; }
  .download-band { grid-template-columns: minmax(0, 1fr) minmax(15rem, .5fr); }
  .guide-layout { grid-template-columns: 12rem minmax(0, 1fr); }
  .toc { position: sticky; top: 6rem; border-bottom: 0; }
  .article-layout { grid-template-columns: 11rem minmax(0, 1fr); }
  .article-aside { position: sticky; top: 6rem; }
  .article-hero { padding-block: 10rem 5rem; }
}

@media (min-width: 1024px) {
  .section { padding-block: 8.5rem; }
  .hero__inner { grid-template-columns: 4rem minmax(0, 1fr); }
  .feature-grid { column-gap: 4rem; }
  .story-aside { padding: 2rem; }
  .gallery-empty { min-height: 32rem; }
  .gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}