:root {
    --teal: #2F6F68;
    --teal-soft: #6F9F95;
    --ink: #18211F;
    --text: #252B29;
    --muted: #68716D;
    --paper: #F4F6F3;
    --paper-2: #E7ECE8;
    --white: #FFFFFF;
    --accent: #E6A23C;
    --accent-dark: #B97715;
    --line: rgba(24, 33, 31, .12);
    --line-strong: rgba(24, 33, 31, .20);
    --shadow-sm: 0 8px 28px rgba(24, 33, 31, .06);
    --shadow-md: 0 22px 60px rgba(24, 33, 31, .12);
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 30px;
    --shell: min(1240px, calc(100vw - 40px));
    --header-h: 78px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--paper); color: var(--text); }
body { margin: 0; min-width: 320px; background: var(--paper); color: var(--text); font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.7; text-rendering: optimizeLegibility; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
::selection { background: rgba(47,111,104,.2); }
.shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: fixed; left: 12px; top: 12px; z-index: 1000; padding: 10px 14px; background: var(--ink); color: var(--white); border-radius: 10px; transform: translateY(-140%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }
.header-marker { position: absolute; width: 1px; height: 1px; top: 0; left: 0; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(244,246,243,.94); border-bottom: 1px solid transparent; backdrop-filter: blur(14px); transition: box-shadow .25s ease, border-color .25s ease, background .25s ease; }
.site-header.is-scrolled { border-color: var(--line); box-shadow: 0 10px 28px rgba(24,33,31,.06); background: rgba(244,246,243,.98); }
.site-header__inner { min-height: var(--header-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 0; }
.brand img { width: 46px; height: 46px; object-fit: cover; border-radius: 12px; background: var(--paper-2); }
.brand__text { display: grid; line-height: 1.22; gap: 4px; }
.brand__text strong { color: var(--ink); font-size: 18px; letter-spacing: .02em; }
.brand__text small { color: var(--muted); font-size: 11px; letter-spacing: .04em; }
.primary-nav { display: flex; align-items: center; gap: 4px; }
.primary-nav a { padding: 10px 13px; border-radius: 11px; color: #3c4542; font-size: 14px; font-weight: 700; transition: background .2s ease, color .2s ease, transform .2s ease; }
.primary-nav a:hover, .primary-nav a:focus-visible, .primary-nav a.is-active, .primary-nav a[aria-current="page"] { background: var(--paper-2); color: var(--teal); outline: none; }
.primary-nav__search { border: 1px solid var(--line-strong); margin-left: 5px; }
.menu-toggle { display: none; width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 12px; background: var(--white); align-items: center; justify-content: center; flex-direction: column; gap: 5px; cursor: pointer; }
.menu-toggle span { width: 20px; height: 2px; border-radius: 999px; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.eyebrow { margin: 0 0 10px; color: var(--teal); font-size: 12px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1, h2, h3 { color: var(--ink); line-height: 1.22; margin-top: 0; text-wrap: balance; }
h1 { font-size: clamp(38px, 5vw, 72px); letter-spacing: -.045em; }
h2 { font-size: clamp(26px, 3vw, 40px); letter-spacing: -.025em; }
h3 { font-size: 19px; letter-spacing: -.01em; }
p { margin-top: 0; }
.lead { font-size: clamp(17px, 2vw, 21px); line-height: 1.8; color: #4f5955; max-width: 760px; }
.button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 18px; border: 1px solid transparent; border-radius: 13px; font-weight: 800; font-size: 14px; transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button:focus-visible, .text-link:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible { outline: 3px solid rgba(230,162,60,.42); outline-offset: 3px; }
.button--accent { background: var(--accent); color: #2c220e; box-shadow: 0 10px 24px rgba(230,162,60,.18); }
.button--accent:hover { background: #edb354; }
.button--secondary { background: var(--teal); color: var(--white); box-shadow: 0 10px 24px rgba(47,111,104,.16); }
.button--secondary:hover { background: #245d57; }
.button--ghost { border-color: var(--line-strong); background: rgba(255,255,255,.48); color: var(--ink); }
.button--ghost:hover { border-color: rgba(47,111,104,.38); background: var(--white); }
.action-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--teal); font-weight: 800; }
.text-link::after { content: "→"; transition: transform .2s ease; }
.text-link:hover::after { transform: translateX(4px); }
.text-link--strong { font-size: 16px; }
.home-lead { padding: 46px 0 52px; }
.home-lead__grid { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(360px, .96fr); gap: 34px; align-items: stretch; }
.home-lead__copy { padding: 54px 0 40px; align-self: center; }
.home-lead__copy h1 { max-width: 760px; margin-bottom: 24px; }
.home-lead__copy .lead { margin-bottom: 28px; }
.home-lead__visual { position: relative; min-height: 560px; border-radius: var(--radius-lg); overflow: hidden; background: var(--ink); box-shadow: var(--shadow-md); }
.home-lead__visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 46%, rgba(24,33,31,.82) 100%); }
.home-lead__visual img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.78) contrast(.96); transition: transform .7s ease; }
.home-lead__visual:hover img { transform: scale(1.025); }
.visual-caption { position: absolute; z-index: 2; left: 24px; right: 24px; bottom: 24px; color: var(--white); display: grid; gap: 4px; }
.visual-caption small { color: #d7e1dd; }
.visual-caption strong { font-size: 28px; line-height: 1.2; }
.visual-caption em { font-style: normal; color: #d7e1dd; font-size: 13px; }
.quick-types { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.quick-types a { border: 1px solid var(--line); background: rgba(255,255,255,.5); padding: 7px 12px; border-radius: 999px; color: #48524e; font-size: 13px; font-weight: 700; }
.quick-types a:hover { border-color: rgba(47,111,104,.35); color: var(--teal); background: var(--white); }
.content-section { padding: 78px 0; }
.content-section--tight { padding-top: 36px; }
.content-section--catalog { padding-top: 36px; }
.soft-section { background: var(--paper-2); border-block: 1px solid rgba(24,33,31,.05); }
.split-heading { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr); gap: 30px; align-items: end; margin-bottom: 30px; }
.split-heading h2 { margin-bottom: 0; max-width: 760px; }
.split-heading > p { margin-bottom: 4px; color: var(--muted); max-width: 520px; justify-self: end; }
.card-grid { display: grid; gap: 18px; }
.card-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.content-card { min-width: 0; background: rgba(255,255,255,.72); border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; box-shadow: 0 8px 28px rgba(24,33,31,.025); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.content-card:hover { transform: translateY(-4px); border-color: rgba(47,111,104,.26); box-shadow: var(--shadow-sm); }
.content-card__media { position: relative; display: block; aspect-ratio: 16/10; background: #dfe5e1; overflow: hidden; }
.content-card__media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.78); transition: transform .45s ease, filter .3s ease; }
.content-card:hover .content-card__media img { transform: scale(1.03); filter: saturate(.9); }
.content-card__type { position: absolute; left: 12px; top: 12px; padding: 5px 9px; border-radius: 999px; background: rgba(24,33,31,.84); color: var(--white); font-size: 11px; font-weight: 800; backdrop-filter: blur(6px); }
.content-card__body { padding: 18px 18px 20px; }
.content-card__body h3 { margin-bottom: 9px; }
.content-card__body h3 a:hover { color: var(--teal); }
.content-card__body p { color: var(--muted); font-size: 14px; line-height: 1.7; margin-bottom: 15px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.content-card--large .content-card__media { aspect-ratio: 16/9; }
.content-card--large .content-card__body h3 { font-size: 21px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 7px; }
.tag-row span { display: inline-flex; padding: 4px 8px; border-radius: 999px; background: var(--paper-2); color: #59635f; font-size: 11px; font-weight: 700; }
.tag-row--large span { padding: 7px 11px; font-size: 12px; background: rgba(231,236,232,.92); }
.featured-layout { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 20px; align-items: start; }
.rank-panel { position: sticky; top: calc(var(--header-h) + 18px); background: var(--ink); color: #dce5e1; padding: 24px; border-radius: var(--radius-md); box-shadow: var(--shadow-md); }
.rank-panel h2 { color: var(--white); font-size: 24px; margin-bottom: 18px; }
.rank-panel .eyebrow { color: #91b8af; }
.rank-panel .text-link { color: #f0b75c; margin-top: 12px; }
.rank-list { list-style: none; padding: 0; margin: 0; display: grid; }
.rank-list li { display: grid; grid-template-columns: 34px 1fr; gap: 10px; align-items: start; padding: 12px 0; border-top: 1px solid rgba(255,255,255,.09); }
.rank-list li:first-child { border-top: 0; }
.rank-list__num { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 9px; background: rgba(111,159,149,.16); color: #9fc5bc; font-size: 12px; font-weight: 900; }
.rank-list a { display: block; color: var(--white); font-size: 14px; font-weight: 800; line-height: 1.35; }
.rank-list a:hover { color: #f0b75c; }
.rank-list small { display: block; color: #93a19c; margin-top: 4px; font-size: 11px; }
.type-panels { display: grid; grid-template-columns: repeat(6, 1fr); gap: 12px; }
.type-panels article { grid-column: span 2; min-height: 260px; padding: 26px; border-radius: var(--radius-md); background: rgba(255,255,255,.68); border: 1px solid rgba(24,33,31,.08); display: flex; flex-direction: column; }
.type-panels article:nth-child(4), .type-panels article:nth-child(5) { grid-column: span 3; min-height: 220px; }
.type-panels article > span { width: fit-content; padding: 4px 9px; border-radius: 999px; color: var(--teal); background: rgba(47,111,104,.1); font-size: 11px; font-weight: 900; }
.type-panels h2 { margin: 26px 0 10px; font-size: 25px; }
.type-panels p { color: var(--muted); font-size: 14px; }
.type-panels a { margin-top: auto; color: var(--teal); font-size: 13px; font-weight: 900; }
.watch-promise { background: var(--ink); color: #c9d3cf; }
.watch-promise h2 { color: var(--white); max-width: 640px; }
.watch-promise .eyebrow { color: #87b0a7; }
.watch-promise__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 62px; align-items: center; }
.watch-promise__grid p:not(.eyebrow) { color: #aebbb6; max-width: 650px; }
.check-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.check-list li { position: relative; padding: 14px 16px 14px 44px; border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.035); border-radius: 14px; }
.check-list li::before { content: "✓"; position: absolute; left: 15px; top: 13px; width: 20px; height: 20px; display: grid; place-items: center; border-radius: 7px; background: rgba(230,162,60,.16); color: #f0b75c; font-weight: 900; }
.check-list--compact li { border-color: var(--line); background: var(--white); padding: 12px 12px 12px 40px; font-size: 13px; color: var(--muted); }
.check-list--compact li::before { top: 11px; background: rgba(47,111,104,.1); color: var(--teal); }
.download-teaser { padding: 42px 0; }
.download-teaser__inner { display: flex; align-items: end; justify-content: space-between; gap: 28px; border-bottom: 1px solid var(--line-strong); padding-bottom: 42px; }
.download-teaser h2 { max-width: 720px; font-size: clamp(24px, 3vw, 34px); margin-bottom: 12px; }
.download-teaser p:not(.eyebrow) { margin-bottom: 0; color: var(--muted); max-width: 800px; }
.page-hero { padding: 56px 0 58px; }
.page-hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 50px; }
.page-hero__grid h1 { margin-bottom: 20px; }
.page-hero__grid > img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); filter: saturate(.8); }
.page-hero--official { background: linear-gradient(180deg, var(--paper), #eef2ef); }
.page-hero--download { background: linear-gradient(180deg, var(--paper), #edf1ee); }
.prose-grid { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 28px; align-items: start; }
.prose-card { padding: 34px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); }
.prose-card h2 { max-width: 780px; }
.prose-card p:not(.eyebrow) { color: #4f5955; font-size: 16px; max-width: 860px; }
.info-rail { padding: 22px; border-radius: var(--radius-md); background: var(--paper-2); }
.info-rail h2 { font-size: 20px; margin: 4px 0 12px; }
.info-rail a { display: grid; gap: 3px; padding: 14px 0; border-top: 1px solid var(--line); }
.info-rail a:first-of-type { border-top: 0; }
.info-rail strong { font-size: 14px; }
.info-rail span { color: var(--muted); font-size: 12px; }
.info-rail a:hover strong { color: var(--teal); }
.faq-layout { display: grid; grid-template-columns: 360px 1fr; gap: 56px; align-items: start; }
.faq-layout > div:first-child { position: sticky; top: calc(var(--header-h) + 24px); }
.faq-layout > div:first-child p:not(.eyebrow) { color: var(--muted); }
.faq-list { display: grid; gap: 10px; }
.faq-list details { border: 1px solid var(--line); border-radius: 15px; background: var(--white); overflow: clip; }
.faq-list summary { list-style: none; cursor: pointer; padding: 18px 50px 18px 18px; color: var(--ink); font-weight: 900; position: relative; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%); width: 24px; height: 24px; border-radius: 8px; display: grid; place-items: center; background: var(--paper-2); color: var(--teal); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { padding: 0 18px 18px; margin: 0; color: var(--muted); }
.catalog-hero { padding: 52px 0 24px; }
.catalog-hero__grid { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 50px; align-items: end; }
.catalog-hero h1 { margin-bottom: 16px; }
.catalog-hero .lead { margin-bottom: 0; }
.search-box { padding: 18px; border-radius: var(--radius-md); background: var(--ink); color: var(--white); box-shadow: var(--shadow-md); }
.search-box label { display: block; font-size: 12px; color: #c4d0cb; font-weight: 800; margin-bottom: 8px; }
.search-box > div { display: flex; gap: 8px; }
.search-box input { flex: 1; min-width: 0; border: 1px solid rgba(255,255,255,.14); border-radius: 11px; background: rgba(255,255,255,.08); color: var(--white); min-height: 46px; padding: 9px 12px; }
.search-box input::placeholder { color: #9daba6; }
.search-box button { min-width: 72px; border: 0; border-radius: 11px; background: var(--accent); color: #2f240d; font-weight: 900; cursor: pointer; padding: 9px 13px; }
.search-box--large { max-width: 760px; margin-top: 26px; }
.filter-bar { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: thin; padding-block: 16px 18px; border-bottom: 1px solid var(--line); }
.filter-bar a { flex: 0 0 auto; padding: 8px 13px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.58); color: #55605b; font-size: 13px; font-weight: 800; }
.filter-bar a:hover, .filter-bar a[aria-current="page"] { background: var(--teal); border-color: var(--teal); color: var(--white); }
.catalog-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 24px; align-items: start; }
.catalog-meta { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 22px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.catalog-meta h2 { margin: 0; font-size: 27px; }
.catalog-meta span { flex: 0 0 auto; color: var(--muted); font-size: 12px; font-weight: 800; }
.catalog-aside { min-width: 0; }
.sticky-card { position: sticky; top: calc(var(--header-h) + 18px); padding: 22px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--paper-2); }
.sticky-card h2 { font-size: 22px; margin-bottom: 15px; }
.sticky-card .text-link { margin-top: 18px; font-size: 13px; }
.detail-hero { padding: 50px 0 62px; }
.detail-hero__grid { display: grid; grid-template-columns: minmax(360px, .92fr) minmax(0, 1.08fr); gap: 50px; align-items: center; }
.detail-hero__media { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); background: var(--paper-2); }
.detail-hero__media img { width: 100%; aspect-ratio: 4/3; object-fit: cover; filter: saturate(.82); }
.detail-hero__copy h1 { margin-bottom: 20px; }
.detail-hero__copy .lead { max-width: 700px; }
.detail-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.availability-note { margin: 18px 0 0; color: var(--muted); font-size: 12px; max-width: 680px; }
.detail-body { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 52px; align-items: start; }
.detail-prose { max-width: 820px; }
.detail-prose h2 { margin-bottom: 24px; }
.detail-prose > p:not(.eyebrow) { font-size: 17px; line-height: 1.95; color: #3f4945; margin-bottom: 22px; }
.editorial-note { margin-top: 34px; padding: 22px; border-left: 4px solid var(--accent); border-radius: 0 14px 14px 0; background: #f0eee7; }
.editorial-note strong { color: var(--ink); }
.editorial-note p { margin: 7px 0 0; color: #59615e; }
.detail-facts { position: sticky; top: calc(var(--header-h) + 18px); padding: 22px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-md); }
.detail-facts h2 { font-size: 20px; margin-bottom: 10px; }
.detail-facts dl { margin: 0; }
.detail-facts dl > div { padding: 12px 0; border-top: 1px solid var(--line); }
.detail-facts dt { color: var(--muted); font-size: 11px; font-weight: 800; }
.detail-facts dd { margin: 3px 0 0; color: var(--ink); font-size: 13px; font-weight: 800; }
.detail-facts .text-link { margin-top: 14px; font-size: 12px; }
.download-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.download-steps article { padding: 25px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); }
.download-steps article > span { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 11px; background: var(--paper-2); color: var(--teal); font-weight: 900; }
.download-steps h2 { margin: 28px 0 10px; font-size: 21px; }
.download-steps p { margin-bottom: 0; color: var(--muted); font-size: 14px; }
.safe-use { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.safe-use h2 { max-width: 640px; }
.safe-use > div:first-child p:not(.eyebrow) { color: #56605c; }
.safe-use__panel { padding: 28px; border-radius: var(--radius-md); background: var(--ink); color: #c7d2cd; }
.safe-use__panel h2 { color: var(--white); font-size: 24px; }
.safe-use__panel ul { margin: 0; padding-left: 20px; display: grid; gap: 10px; }
.download-return { display: flex; justify-content: space-between; align-items: center; gap: 30px; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); }
.download-return h2 { margin-bottom: 8px; }
.download-return p:not(.eyebrow) { margin: 0; color: var(--muted); }
.search-page-hero { padding: 58px 0 34px; background: linear-gradient(180deg, var(--paper), #eef2ef); }
.search-page-hero h1 { margin-bottom: 0; }
.search-suggestions { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--white); }
.search-suggestions h2 { font-size: 22px; }
.search-suggestions > div { display: flex; gap: 8px; flex-wrap: wrap; }
.search-suggestions a { padding: 8px 13px; border-radius: 999px; background: var(--paper-2); color: var(--teal); font-weight: 800; font-size: 13px; }
.search-suggestions a:hover { background: var(--teal); color: var(--white); }
.empty-state { padding: 54px 28px; text-align: center; border: 1px dashed var(--line-strong); border-radius: var(--radius-md); background: rgba(255,255,255,.52); }
.empty-state h2 { font-size: 28px; margin-bottom: 10px; }
.empty-state p { color: var(--muted); max-width: 640px; margin: 0 auto 22px; }
.error-page { min-height: 62vh; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; padding-block: 70px; }
.error-page__code { font-size: clamp(76px, 15vw, 180px); line-height: .8; font-weight: 900; letter-spacing: -.07em; color: var(--paper-2); text-shadow: 0 0 0 var(--line); }
.error-page h1 { font-size: clamp(34px, 5vw, 60px); margin: 30px 0 12px; }
.error-page > p { max-width: 670px; color: var(--muted); font-size: 17px; }
.site-footer { margin-top: 40px; padding-top: 64px; background: var(--ink); color: #aebbb6; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 60px; padding-bottom: 46px; }
.site-footer .eyebrow { color: #8bb4ab; }
.site-footer h2 { color: var(--white); max-width: 650px; font-size: 30px; }
.site-footer p:not(.eyebrow) { max-width: 700px; }
.footer-links { display: grid; align-content: start; }
.footer-links a { padding: 11px 0; border-top: 1px solid rgba(255,255,255,.08); color: #dce4e1; font-size: 13px; font-weight: 800; }
.footer-links a:hover { color: #f0b75c; }
.footer-bottom { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid rgba(255,255,255,.08); color: #83918b; font-size: 12px; }
.reveal-ready { opacity: 0; transform: translateY(12px); }
.reveal-in { opacity: 1; transform: translateY(0); transition: opacity .5s ease, transform .5s ease; }
@media (max-width: 1120px) {
    :root { --shell: min(100% - 32px, 1100px); }
    .home-lead__grid { grid-template-columns: 1fr .8fr; }
    .home-lead__visual { min-height: 500px; }
    .card-grid--4 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .catalog-layout { grid-template-columns: minmax(0, 1fr) 260px; }
    .download-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
    .featured-layout, .catalog-layout { grid-template-columns: 1fr; }
    .rank-panel, .sticky-card { position: static; }
    .card-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .type-panels { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .type-panels article, .type-panels article:nth-child(4), .type-panels article:nth-child(5) { grid-column: auto; min-height: 230px; }
    .page-hero__grid, .detail-hero__grid { gap: 34px; }
    .faq-layout { grid-template-columns: 300px 1fr; gap: 30px; }
}
@media (max-width: 860px) {
    :root { --header-h: 70px; }
    .site-header__inner { min-height: 70px; }
    .brand img { width: 42px; height: 42px; }
    .brand__text small { display: none; }
    .menu-toggle { display: flex; }
    .primary-nav { position: fixed; inset: 70px 12px auto 12px; display: grid; gap: 4px; padding: 12px; background: var(--ink); border: 1px solid rgba(255,255,255,.08); border-radius: 18px; box-shadow: var(--shadow-md); transform: translateY(-12px); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .2s ease, transform .2s ease, visibility .2s ease; }
    .primary-nav.is-open { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0); }
    .primary-nav a { color: #dce4e1; padding: 12px 14px; }
    .primary-nav a:hover, .primary-nav a:focus-visible, .primary-nav a.is-active, .primary-nav a[aria-current="page"] { background: rgba(111,159,149,.14); color: var(--white); }
    .primary-nav__search { margin-left: 0; border-color: rgba(255,255,255,.12); }
    html.menu-open { overflow: hidden; }
    .home-lead { padding-top: 20px; }
    .home-lead__grid { grid-template-columns: 1fr; }
    .home-lead__copy { padding: 36px 0 0; }
    .home-lead__visual { min-height: 460px; }
    .split-heading { grid-template-columns: 1fr; gap: 12px; align-items: start; }
    .split-heading > p { justify-self: start; }
    .watch-promise__grid, .safe-use, .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .page-hero__grid, .detail-hero__grid { grid-template-columns: 1fr; }
    .page-hero__grid > img { max-height: 520px; }
    .detail-hero__media { max-width: 720px; }
    .prose-grid { grid-template-columns: 1fr; }
    .faq-layout { grid-template-columns: 1fr; }
    .faq-layout > div:first-child { position: static; }
    .catalog-hero__grid { grid-template-columns: 1fr; gap: 28px; }
    .search-box { max-width: 620px; }
    .detail-body { grid-template-columns: 1fr; gap: 30px; }
    .detail-facts { position: static; }
}
@media (max-width: 680px) {
    :root { --shell: calc(100% - 24px); }
    h1 { font-size: clamp(36px, 11vw, 52px); }
    .content-section { padding: 58px 0; }
    .home-lead__visual { min-height: 420px; border-radius: 22px; }
    .visual-caption { left: 18px; right: 18px; bottom: 18px; }
    .visual-caption strong { font-size: 24px; }
    .card-grid--2, .card-grid--3, .card-grid--4 { grid-template-columns: 1fr; }
    .featured-layout__main.card-grid--2 { grid-template-columns: 1fr; }
    .type-panels { grid-template-columns: 1fr; }
    .type-panels article, .type-panels article:nth-child(4), .type-panels article:nth-child(5) { min-height: auto; }
    .download-teaser__inner { align-items: flex-start; flex-direction: column; }
    .download-steps { grid-template-columns: 1fr; }
    .download-return { align-items: flex-start; flex-direction: column; }
    .page-hero { padding-top: 36px; }
    .detail-hero { padding-top: 30px; }
    .detail-hero__media { border-radius: 20px; }
    .search-box > div { flex-direction: column; }
    .search-box button { min-height: 44px; }
    .footer-bottom { align-items: flex-start; flex-direction: column; justify-content: center; padding: 18px 0; }
}
@media (max-width: 420px) {
    .brand__text strong { font-size: 16px; }
    .menu-toggle { width: 42px; height: 42px; }
    .home-lead__visual { min-height: 360px; }
    .action-row { align-items: stretch; flex-direction: column; }
    .action-row .button { width: 100%; }
    .content-card__body { padding: 16px; }
    .prose-card, .download-steps article, .safe-use__panel { padding: 20px; }
    .detail-actions { flex-direction: column; align-items: stretch; }
    .detail-actions .button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .001ms !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; }
    .reveal-ready { opacity: 1; transform: none; }
}
@media print {
    .site-header, .site-footer, .menu-toggle, .action-row, .quick-types, .filter-bar, .catalog-aside { display: none !important; }
    body { background: #fff; color: #111; }
    .shell { width: 100%; }
    .content-card, .prose-card, .detail-facts { break-inside: avoid; box-shadow: none; }
    a { color: #111; text-decoration: underline; }
}