:root{--primary:#6C63FF;--secondary:#A78BFA;--ink:#22232B;--muted:#6F7280;--dark:#171821;--bg:#F7F7FA;--soft:#ECECF3;--accent:#F59E5B;--line:#DADBE5;--white:#fff;--radius:22px;--shadow:0 18px 44px rgba(23,24,33,.10);--shell:min(1180px,calc(100% - 40px));font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color-scheme:light}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.75}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.shell{width:var(--shell);margin-inline:auto}.narrow-shell{max-width:860px}.skip-link{position:fixed;left:16px;top:-80px;z-index:1000;background:var(--white);color:var(--dark);padding:10px 16px;border-radius:10px;box-shadow:var(--shadow)}.skip-link:focus{top:16px}.site-header{position:sticky;top:0;z-index:50;background:rgba(247,247,250,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(218,219,229,.9)}.site-header__inner{min-height:76px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:11px;min-width:220px}.brand img{width:44px;height:44px;object-fit:cover;border-radius:13px;background:var(--soft)}.brand span{display:grid;line-height:1.15}.brand strong{font-size:1.08rem;letter-spacing:.02em}.brand small{margin-top:5px;color:var(--muted);font-size:.72rem}.main-nav{justify-self:center;display:flex;align-items:center;gap:8px;padding:6px;background:var(--soft);border-radius:999px}.main-nav a{padding:8px 14px;border-radius:999px;color:#4b4e5d;font-size:.92rem}.main-nav a:hover,.main-nav a:focus-visible{background:#fff}.main-nav a[aria-current="page"]{background:var(--dark);color:#fff}.header-cta{padding:10px 16px;background:var(--primary);color:#fff;border-radius:12px;font-weight:700}.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px}.hero-section{padding:56px 0 46px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:46px;align-items:center}.eyebrow{margin:0 0 10px;color:var(--primary);font-size:.78rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.hero-copy h1,.page-title-row h1,.official-hero h1,.web-hero h1{margin:0;max-width:800px;font-size:clamp(2.35rem,5vw,4.8rem);line-height:1.05;letter-spacing:-.045em}.hero-lead{margin:22px 0 0;max-width:760px;color:#555867;font-size:1.08rem}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:12px;font-weight:800;transition:transform 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0}.section--compact{padding-top:34px}.section--soft{background:var(--soft)}.section--dark{background:var(--dark);color:#f7f7fa}.section--dark .eyebrow{color:#c7c2ff}.section--dark p{color:#c9cad3}.section-heading{max-width:780px;margin-bottom:30px}.section-heading h2,.feature-band__copy h2,.reading-panel h2,.official-split h2,.web-steps h2{margin:0;font-size:clamp(1.8rem,3vw,2.8rem);line-height:1.15;letter-spacing:-.03em}.section-heading>p:last-child{color:var(--muted);margin:12px 0 0}.split-heading{max-width:none;display:grid;grid-template-columns:1fr .9fr;gap:32px;align-items:end}.split-heading>p{margin:0;color:var(--muted)}.collection-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.collection-card{overflow:hidden;background:#fff;border:1px solid #e0e1e9;border-radius:20px}.collection-card>img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#dedfe8}.collection-card__body{padding:20px}.collection-card h3{margin:0 0 8px;font-size:1.18rem}.collection-card p{margin:0;color:var(--muted)}.tag-row{display:flex;flex-wrap:wrap;gap:7px;list-style:none;margin:16px 0 0;padding:0}.tag-row li{padding:5px 9px;border-radius:999px;background:var(--soft);color:#565968;font-size:.75rem}.media-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.media-grid--dense{grid-template-columns:repeat(3,1fr)}.media-card{overflow:hidden;background:#fff;border:1px solid #e1e2e9;border-radius:18px;transition:transform .2s ease,box-shadow .2s ease}.media-card:hover{transform:translateY(-3px);box-shadow:0 15px 32px rgba(23,24,33,.08)}.media-card__visual{position:relative}.media-card__visual img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--soft)}.media-card__badge{position:absolute;left:10px;top:10px;background:rgba(23,24,33,.88);color:#fff;padding:4px 9px;border-radius:999px;font-size:.72rem;font-weight:700}.media-card__body{padding:17px}.media-card__meta{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:.72rem}.media-card h3{margin:8px 0 7px;font-size:1.1rem}.media-card p{margin:0;color:var(--muted);font-size:.9rem}.media-card__fit{padding-top:9px!important;margin-top:9px!important;border-top:1px dashed var(--line)}.text-link{display:inline-block;margin-top:13px;color:var(--primary);font-weight:800;font-size:.88rem}.section-more{display:flex;justify-content:center;margin-top:28px}.feature-band{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:center}.feature-band__image img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px}.feature-band__copy p{max-width:720px}.check-list{display:grid;gap:8px;margin:20px 0 26px;padding:0;list-style:none}.check-list li{position:relative;padding-left:28px}.check-list 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small{margin-top:5px;color:var(--muted);line-height:1.5}.faq-list{display:grid;gap:10px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 18px}.faq-list summary{cursor:pointer;padding:16px 0;font-weight:800}.faq-list p{margin:0 0 18px;color:var(--muted)}.page-top{padding-top:28px}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0;color:var(--muted);font-size:.85rem}.breadcrumb li:not(:last-child)::after{content:"/";margin-left:8px;color:#aaa}.page-title-row{display:grid;grid-template-columns:1fr 280px;gap:40px;align-items:center;margin-top:24px}.page-title-row h1{font-size:clamp(2rem,4vw,3.6rem)}.page-title-row p{color:var(--muted)}.page-title-row img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:22px}.filter-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:30px}.filter-panel{position:sticky;top:100px;align-self:start;display:grid;gap:7px;padding:16px;background:#fff;border:1px solid var(--line);border-radius:16px}.filter-title{margin:0 0 4px;font-weight:900}.filter-panel a{padding:9px 10px;border-radius:9px;color:#525565}.filter-panel a:hover,.filter-panel a:focus-visible{background:var(--soft);color:var(--dark)}.content-stream{display:grid;gap:60px}.stream-group{scroll-margin-top:100px}.stream-group__heading{display:flex;justify-content:space-between;gap:26px;align-items:end;margin-bottom:20px}.stream-group__heading h2{margin:0;font-size:2rem}.stream-group__heading>p{max-width:520px;margin:0;color:var(--muted)}.time-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.time-grid article{padding:22px;background:#fff;border:1px solid #dedfe7;border-radius:16px}.time-grid span{display:inline-flex;padding:4px 9px;border-radius:999px;background:#edeaff;color:#5149bd;font-size:.78rem;font-weight:800}.time-grid h3{margin:14px 0 8px}.time-grid p{margin:0;color:var(--muted)}.editorial-list{display:grid;gap:0;border-top:1px solid var(--line)}.editorial-list 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var(--line);border-radius:12px;background:#fff}.path-list span{color:var(--muted);font-size:.88rem}.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.device-grid article{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden}.device-grid img{width:100%;aspect-ratio:16/10;object-fit:cover}.device-grid h3,.device-grid p{margin-left:18px;margin-right:18px}.device-grid p{color:var(--muted);margin-bottom:20px}.web-steps{display:grid;grid-template-columns:1fr 420px;gap:42px;align-items:center}.web-steps img{border-radius:24px;width:100%;aspect-ratio:4/3;object-fit:cover}.web-steps ol{padding-left:20px}.web-steps li+li{margin-top:12px}.mini-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.mini-feature-grid article{padding:20px;border:1px solid #353743;border-radius:15px;background:#20212b}.mini-feature-grid h3{margin-top:0;color:#fff}.mini-feature-grid p{margin-bottom:0}.error-page{min-height:62vh;display:grid;align-items:center;text-align:center}.error-code{margin:0;color:var(--primary)!important;font-size:5rem;font-weight:900;line-height:1}.error-page h1{margin:8px 0;font-size:2.4rem}.error-page .hero-actions{justify-content:center}.site-footer{padding:42px 0;background:#111218;color:#d8d9e1}.footer-grid{display:grid;grid-template-columns:1.2fr .6fr .8fr;gap:34px}.footer-grid p{margin-top:0;color:#aeb0bd}.footer-brand{color:#fff!important;font-size:1.2rem;font-weight:900}.footer-grid nav{display:grid;align-content:start;gap:8px}.footer-grid nav a{color:#f4f4f7}.footer-note{text-align:right}.site-footer a:focus-visible,.site-header a:focus-visible,.button:focus-visible,.menu-toggle:focus-visible,summary:focus-visible{outline:3px solid rgba(245,158,91,.65);outline-offset:3px}
@media(max-width:1080px){.collection-grid,.media-grid{grid-template-columns:repeat(2,1fr)}.media-grid--dense{grid-template-columns:repeat(2,1fr)}.hero-grid,.official-hero,.web-hero{grid-template-columns:1fr 380px}.time-grid,.official-grid{grid-template-columns:repeat(2,1fr)}.header-cta{display:none}.site-header__inner{grid-template-columns:auto 1fr}.main-nav{justify-self:end}}
@media(max-width:820px){:root{--shell:min(100% - 28px,1180px)}.site-header__inner{grid-template-columns:1fr auto;min-height:68px}.menu-toggle{display:inline-flex}.main-nav{position:absolute;left:14px;right:14px;top:72px;display:none;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow)}.main-nav.is-open{display:flex}.main-nav a{border-radius:10px}.hero-section{padding-top:34px}.hero-grid,.official-hero,.web-hero,.feature-band,.two-column,.official-split,.web-steps{grid-template-columns:1fr}.hero-visual{max-width:620px}.hero-visual img{aspect-ratio:16/11}.split-heading{grid-template-columns:1fr;gap:10px}.collection-grid,.media-grid,.media-grid--dense{grid-template-columns:repeat(2,1fr)}.info-link-grid,.device-grid,.mini-feature-grid{grid-template-columns:1fr}.reading-panel,.filter-panel{position:static}.filter-layout{grid-template-columns:1fr}.filter-panel{display:flex;overflow-x:auto}.filter-panel .filter-title{display:none}.stream-group__heading{display:block}.stream-group__heading>p{margin-top:8px}.page-title-row{grid-template-columns:1fr}.page-title-row img{display:none}.footer-grid{grid-template-columns:1fr 1fr}.footer-note{text-align:left}.official-hero img,.web-hero img,.web-steps img{max-width:620px}.editorial-list article{grid-template-columns:1fr;gap:8px}}
@media(max-width:560px){body{font-size:15px}.brand small{display:none}.brand{min-width:0}.brand img{width:38px;height:38px}.hero-copy h1,.page-title-row h1,.official-hero h1,.web-hero h1{font-size:2.25rem}.hero-facts{grid-template-columns:1fr}.hero-actions{display:grid}.button{width:100%}.section{padding:52px 0}.collection-grid,.media-grid,.media-grid--dense,.stack-cards,.time-grid,.official-grid{grid-template-columns:1fr}.collection-card{display:grid;grid-template-columns:120px 1fr}.collection-card>img{height:100%;aspect-ratio:auto}.collection-card__body{padding:15px}.info-link-card{grid-template-columns:68px 1fr}.info-link-card img{width:68px;height:68px}.footer-grid{grid-template-columns:1fr}.section-heading h2,.feature-band__copy h2,.reading-panel h2,.official-split h2,.web-steps h2{font-size:1.85rem}.hero-visual{padding:8px}.hero-visual figcaption{font-size:.78rem}.media-card__visual img{aspect-ratio:16/10}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}
/* Additional layout refinements for long-form browsing and large displays */
@media(min-width:1280px){
  .hero-grid{grid-template-columns:minmax(0,1.15fr) minmax(380px,.85fr);gap:64px}
  .media-grid{gap:22px}.collection-grid{gap:22px}.section{padding:82px 0}
  .content-stream{gap:72px}.stream-group__heading{margin-bottom:26px}
}
@media(min-width:1500px){
  :root{--shell:min(1260px,calc(100% - 64px))}
  .hero-copy h1{max-width:920px}.hero-lead{max-width:820px}
  .media-card__body{padding:20px}.collection-card__body{padding:22px}
}
.media-card:focus-within,.collection-card:focus-within,.info-link-card:focus-visible,.path-list a:focus-visible{outline:3px solid rgba(108,99,255,.25);outline-offset:3px}
.info-link-card,.path-list a,.device-grid article,.official-grid article,.time-grid article{transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.info-link-card:hover,.path-list a:hover,.device-grid article:hover,.official-grid article:hover,.time-grid article:hover{transform:translateY(-2px);border-color:#c9c6ff;box-shadow:0 14px 30px rgba(23,24,33,.07)}
.stream-group:target{scroll-margin-top:104px}.stream-group:target>.stream-group__heading h2{color:var(--primary)}
.editorial-list article:hover h3{color:var(--primary)}
.faq-list details[open]{border-color:#c9c6ff;box-shadow:0 10px 24px rgba(23,24,33,.05)}
.faq-list summary::marker{color:var(--primary)}
.site-header__inner,.hero-grid,.section-heading,.collection-grid,.media-grid,.feature-band,.two-column,.info-link-grid,.footer-grid{min-width:0}
.media-card__body,.collection-card__body,.info-link-card span,.footer-grid>*,.feature-band>*,.two-column>*{min-width:0}
.media-card h3,.collection-card h3,.info-link-card strong{overflow-wrap:anywhere}
@supports(text-wrap:balance){.hero-copy h1,.page-title-row h1,.official-hero h1,.web-hero h1,.section-heading h2{text-wrap:balance}}
@supports(text-wrap:pretty){p{ text-wrap:pretty }}
@media(hover:hover){.main-nav a,.header-cta,.button,.text-link,.footer-grid a{transition:color .18s ease,background-color .18s ease,transform .18s ease,box-shadow .18s ease}.text-link:hover{color:#4d45d4}.footer-grid a:hover{color:#fff}.header-cta:hover{box-shadow:0 10px 24px rgba(108,99,255,.25);transform:translateY(-1px)}}
@media(max-width:420px){
  :root{--shell:min(100% - 22px,1180px)}
  .site-header__inner{gap:10px}.brand strong{font-size:1rem}.menu-toggle{padding:7px 10px}
  .hero-section{padding-top:26px}.hero-copy h1,.official-hero h1,.web-hero h1{font-size:2rem}
  .hero-lead{font-size:1rem}.section{padding:46px 0}.section-heading{margin-bottom:22px}
  .collection-card{grid-template-columns:96px 1fr}.collection-card__body{padding:13px}.collection-card .eyebrow{display:none}
  .media-card__body{padding:14px}.page-top{padding-top:20px}.breadcrumb{overflow:auto;white-space:nowrap;padding-bottom:4px}
  .filter-panel{margin-inline:-2px;padding:10px}.filter-panel a{white-space:nowrap;padding:8px 10px}
  .time-grid article,.official-grid article{padding:18px}.footer-grid{gap:24px}
}
@media print{
  .site-header,.site-footer,.hero-actions,.menu-toggle,.header-cta,.filter-panel,.section-more{display:none!important}
  body{background:#fff;color:#000;font-size:11pt;line-height:1.5}.shell{width:100%;max-width:none}.section,.hero-section{padding:20px 0}.section--soft,.section--dark{background:#fff!important;color:#000!important}.section--dark p{color:#333}.hero-grid,.feature-band,.two-column,.official-hero,.web-hero,.official-split,.web-steps{grid-template-columns:1fr}.media-grid,.collection-grid,.time-grid,.official-grid,.device-grid,.mini-feature-grid{grid-template-columns:repeat(2,1fr)}a{text-decoration:underline}.hero-visual,.reading-panel{box-shadow:none}.media-card,.collection-card,.reading-panel,.time-grid article,.official-grid article{break-inside:avoid}}