/* Core tokens */
:root {
    --green-700:#2F6F68; --green-500:#6F9F95; --ink-950:#18211F; --ink-800:#252B29; --ink-500:#68716D;
    --paper:#F4F6F3; --panel:#E7ECE8; --white:#FFFFFF; --amber:#E6A23C; --amber-dark:#B86E12;
    --line:rgba(24,33,31,.14); --shadow:0 18px 50px rgba(24,33,31,.10); --shadow-soft:0 8px 24px rgba(24,33,31,.08);
    --radius-xl:30px; --radius-lg:22px; --radius-md:15px; --radius-sm:10px; --shell:1240px;
    --font:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink-800);font-family:var(--font);line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.shell{width:min(calc(100% - 48px),var(--shell));margin-inline:auto}.narrow-shell{width:min(calc(100% - 48px),860px)}.skip-link{position:fixed;z-index:9999;left:16px;top:12px;padding:10px 16px;border-radius:8px;background:var(--ink-950);color:#fff;transform:translateY(-180%)}.skip-link:focus{transform:none}.site-header{position:sticky;top:0;z-index:100;background:rgba(244,246,243,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.header-shell{min-height:76px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:12px;min-width:max-content}.brand img{width:118px;height:38px;object-fit:contain;object-position:left center}.brand__copy{display:flex;flex-direction:column;line-height:1.2}.brand__copy strong{font-size:16px}.brand__copy small{font-size:11px;color:var(--ink-500);margin-top:4px}.desktop-nav{margin-left:auto;display:flex;align-items:center;gap:4px}.desktop-nav a{padding:9px 12px;border-radius:10px;color:#3f4945;font-size:14px;font-weight:650}.desktop-nav a:hover,.desktop-nav a[aria-current="page"]{background:var(--panel);color:var(--green-700)}.header-actions{display:flex;align-items:center;gap:8px}.search-trigger,.menu-toggle{border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 12px;font-weight:700;font-size:14px}.menu-toggle{display:none}.mobile-menu{border-top:1px solid var(--line);background:var(--paper)}.mobile-nav{padding-block:10px 16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.mobile-nav a{padding:12px;border-radius:10px;background:#fff;border:1px solid var(--line);font-weight:650}

/* Shared typography */
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green-700);font-size:12px;line-height:1.2;letter-spacing:.12em;text-transform:uppercase;font-weight:850}.eyebrow::before{content:"";width:18px;height:2px;border-radius:10px;background:currentColor}.eyebrow--accent{color:var(--amber-dark)}.eyebrow--light{color:#9fcac1}.section{padding:86px 0}.section--tight{padding:58px 0}.section--panel{background:var(--panel)}.section--dark{background:var(--ink-950);color:#f8fbf9}.section--faq{border-top:1px solid var(--line)}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.18;letter-spacing:-.025em;color:var(--ink-950)}h1{font-size:clamp(42px,5vw,74px);margin-bottom:24px;max-width:950px}h2{font-size:clamp(28px,3.1vw,46px);margin-bottom:16px}h3{font-size:20px;margin-bottom:10px}p{color:var(--ink-500);font-size:16px}.section--dark h1,.section--dark h2,.section--dark h3{color:#fff}.section--dark p{color:#b9c5c1}.page-lead,.hero-lead{font-size:clamp(18px,2vw,22px);line-height:1.75;color:#51605b;max-width:760px}.split-heading{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px}.split-heading>div{max-width:760px}.split-heading h2{margin-top:9px}.split-heading p{margin-bottom:0}.text-link{color:var(--green-700);font-weight:800;display:inline-flex;align-items:center;gap:8px}.text-link::after{content:"→"}.text-link:hover{text-decoration:underline;text-underline-offset:4px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 20px;border-radius:12px;font-weight:800;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease}.button:hover{transform:translateY(-1px)}.button--accent{background:var(--amber);color:#2f210c;box-shadow:0 8px 24px rgba(230,162,60,.22)}.button--accent:hover{background:#efad4b}.button--ghost{border-color:var(--line);background:#fff;color:var(--ink-800)}.button--light{background:#fff;color:var(--ink-950)}.button--block{width:100%}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.chip-row{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;padding:5px 9px;border-radius:999px;background:var(--panel);color:#52635e;font-size:12px;font-weight:750}.chip-row--large .chip{padding:7px 11px}.chip--link:hover{background:#d6e2dc;color:var(--green-700)}

/* Header and home hero */
.home-intro{padding:54px 0 34px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.03fr) minmax(420px,.97fr);align-items:center;gap:44px}.hero-copy h1{margin-top:14px}.hero-visual{position:relative;display:block;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow);background:var(--ink-950);aspect-ratio:4/3}.hero-visual img{width:100%;height:100%;object-fit:cover;opacity:.92}.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 48%,rgba(24,33,31,.74))}.hero-visual__overlay{position:absolute;z-index:2;left:24px;bottom:22px;color:#fff;font-weight:800}.hero-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}.hero-stats span{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;font-weight:750;color:#4c5954}

/* Cards and grids */
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.feature-grid--three{grid-template-columns:repeat(3,minmax(0,1fr))}.media-card{overflow:hidden;border-radius:var(--radius-lg);background:#fff;border:1px solid var(--line);box-shadow:0 1px 0 rgba(24,33,31,.02);transition:transform .24s ease,box-shadow .24s ease}.media-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft)}.media-card__image{position:relative;display:block;aspect-ratio:16/10;overflow:hidden;background:#d9e0dc}.media-card__image img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}.media-card:hover .media-card__image img{transform:scale(1.025)}.media-card__badge{position:absolute;left:12px;top:12px;padding:5px 9px;border-radius:999px;background:rgba(24,33,31,.86);color:#fff;font-size:11px;font-weight:800}.media-card__body{padding:18px}.media-card__body .eyebrow{font-size:10px;margin-bottom:8px}.media-card h3{font-size:21px;margin-bottom:9px}.media-card h3 a:hover{color:var(--green-700)}.media-card p{font-size:14px;line-height:1.65;margin-bottom:14px}.compact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.media-card--compact{display:grid;grid-template-columns:190px 1fr}.media-card--compact .media-card__image{aspect-ratio:auto;min-height:185px}.media-card--compact .media-card__body{padding:18px}.media-card--compact h3{font-size:19px}.media-card--compact p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}

/* Discovery */
.discovery-layout{display:grid;grid-template-columns:minmax(250px,.72fr) minmax(0,1.28fr);gap:48px;align-items:start}.discovery-copy{position:sticky;top:120px}.discovery-copy h2{margin-top:10px}.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.guide-card{padding:24px;border-radius:var(--radius-lg);background:#fff;border:1px solid rgba(24,33,31,.09)}.guide-card h3{font-size:22px}.guide-card p{margin-bottom:0}.content-rail-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:30px;align-items:start}.ranking-panel{position:sticky;top:112px;padding:24px;border-radius:var(--radius-lg);background:var(--ink-950);color:#fff}.ranking-panel h2{color:#fff;font-size:30px;margin-top:9px}.ranking-list{list-style:none;margin:20px 0 24px;padding:0}.ranking-list li{display:grid;grid-template-columns:38px 1fr;gap:12px;padding:15px 0;border-top:1px solid rgba(255,255,255,.12)}.ranking-index{color:#79aa9f;font-size:13px;font-weight:900}.ranking-list a{font-weight:800}.ranking-list small{display:block;color:#9ca9a5;line-height:1.5;margin-top:4px}.ranking-panel .text-link{color:#d2e8e2}.dark-feature{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:center}.dark-feature__copy h2{margin-top:11px}.mini-stack{display:grid;gap:12px}.mini-story{display:grid;grid-template-columns:180px 1fr;gap:16px;align-items:center;padding:12px;border-radius:16px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08)}.mini-story img{width:180px;aspect-ratio:16/9;object-fit:cover;border-radius:11px}.mini-story strong{display:block;color:#fff;font-size:18px;margin-bottom:4px}.mini-story small{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:#aebbb7;line-height:1.55}.highlight-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.highlight-link{padding:28px;border:1px solid var(--line);border-radius:var(--radius-lg);background:#fff}.highlight-link h2{font-size:24px}.highlight-link span{color:var(--green-700);font-weight:800}.highlight-link:hover{box-shadow:var(--shadow-soft)}

/* FAQ */
.faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:50px}.accordion{border-top:1px solid var(--line)}.accordion-item{border-bottom:1px solid var(--line)}.accordion-item h3{margin:0}.accordion-item button{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 0;border:0;background:transparent;text-align:left;color:var(--ink-950);font-size:18px;font-weight:800}.accordion-item button span{font-size:24px;color:var(--green-700);transition:transform .2s ease}.accordion-item button[aria-expanded="true"] span{transform:rotate(45deg)}.accordion-item [role="region"]{padding:0 0 20px}.accordion-item p{margin:0}

/* Page hero and breadcrumbs */
.page-hero{padding:64px 0 34px}.page-hero--brand{background:linear-gradient(180deg,#edf3ef 0%,var(--paper) 100%)}.page-hero--watch{background:linear-gradient(180deg,#edf3ef 0%,var(--paper) 100%)}.page-hero--download{background:linear-gradient(180deg,#edf3ef 0%,var(--paper) 100%)}.page-hero-grid{display:grid;grid-template-columns:1fr 430px;gap:46px;align-items:center}.page-hero-grid img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-xl);box-shadow:var(--shadow-soft)}.page-hero h1{font-size:clamp(38px,4.4vw,64px);margin-top:12px}.breadcrumbs{margin-bottom:24px}.breadcrumbs ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0;color:#77817d;font-size:13px}.breadcrumbs li{display:flex;align-items:center;gap:8px}.breadcrumbs li:not(:last-child)::after{content:"/";color:#a7afac}.breadcrumbs a:hover{color:var(--green-700)}.type-switcher{display:flex;flex-wrap:wrap;gap:10px}.type-switcher a{display:inline-flex;padding:10px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:800}.type-switcher a:hover{background:var(--green-700);color:#fff;border-color:var(--green-700)}.watch-section{scroll-margin-top:100px}.watch-section:nth-of-type(even){background:rgba(231,236,232,.45)}.watch-note{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:center}.watch-note h2{margin-top:10px}.watch-note p{margin:0;font-size:18px}

/* Official page */
.official-grid{display:grid;grid-template-columns:minmax(0,1.4fr) 340px;gap:28px;align-items:start}.official-intro{overflow:hidden;border-radius:var(--radius-xl);background:#fff;border:1px solid var(--line)}.official-intro img{width:100%;aspect-ratio:16/8;object-fit:cover}.official-intro>div{padding:30px}.official-intro h2{margin-top:10px}.official-aside{position:sticky;top:110px;padding:22px;border-radius:var(--radius-lg);background:var(--ink-950);color:#fff}.official-aside h2{color:#fff;font-size:25px}.official-aside a{display:block;padding:15px 0;border-top:1px solid rgba(255,255,255,.12)}.official-aside strong{display:block}.official-aside span{display:block;color:#99a8a3;font-size:13px;margin-top:4px}.three-column-copy{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.three-column-copy article{padding:26px;border-radius:var(--radius-lg);background:#fff;border:1px solid rgba(24,33,31,.08)}.three-column-copy article>span{display:inline-block;color:var(--amber-dark);font-size:13px;font-weight:900;margin-bottom:18px}.brand-cta{display:flex;align-items:center;justify-content:space-between;gap:36px;padding:34px;border-radius:var(--radius-xl);background:#fff;border:1px solid var(--line)}.brand-cta h2{margin-top:9px}.brand-cta p{margin-bottom:0;max-width:760px}

/* Category */
.catalog-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px;padding-bottom:18px;border-bottom:1px solid var(--line)}.catalog-toolbar p{margin:0}.category-footer-note{text-align:center}.category-footer-note .type-switcher{justify-content:center;margin-top:22px}

/* Detail */
.detail-hero{padding:52px 0 38px;background:linear-gradient(180deg,#eef3f0 0%,var(--paper) 100%)}.detail-hero-grid{display:grid;grid-template-columns:1fr 520px;gap:46px;align-items:center}.detail-copy h1{font-size:clamp(40px,5vw,68px);margin:12px 0}.detail-subtitle{font-size:20px;color:#40504a;font-weight:700}.detail-image{margin:0}.detail-image img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--radius-xl);box-shadow:var(--shadow)}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:40px;align-items:start}.detail-main{display:grid;gap:48px}.detail-main h2{margin-top:10px}.detail-main p{font-size:18px;line-height:1.9;color:#4e5b56}.note-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}.note-list li{position:relative;padding:18px 18px 18px 48px;border-radius:14px;background:#fff;border:1px solid var(--line)}.note-list li::before{content:"✓";position:absolute;left:18px;top:17px;color:var(--green-700);font-weight:900}.play-panel{position:sticky;top:110px;padding:26px;border-radius:var(--radius-lg);background:var(--ink-950);color:#fff}.play-panel h2{color:#fff;font-size:28px}.play-panel p{color:#aeb9b5}.play-icon{display:grid;place-items:center;width:54px;height:54px;border-radius:50%;background:var(--amber);color:#2d210f;margin-bottom:20px}.play-panel .text-link{margin-top:16px;color:#d3e8e3}

/* Search */
.search-page{padding:62px 0 30px;background:linear-gradient(180deg,#eef3f0 0%,var(--paper) 100%)}.search-page h1{font-size:clamp(38px,4.4vw,60px);margin-top:12px}.search-form{margin-top:28px}.search-form label{display:block;font-weight:800;margin-bottom:8px}.search-form>div{display:grid;grid-template-columns:1fr auto;gap:10px}.search-form input{width:100%;min-height:52px;padding:0 16px;border:1px solid rgba(24,33,31,.22);border-radius:12px;background:#fff;color:var(--ink-950);outline:none}.search-form input:focus{border-color:var(--green-700);box-shadow:0 0 0 4px rgba(47,111,104,.12)}.search-empty{display:grid;grid-template-columns:320px 1fr;gap:34px;align-items:center;padding:30px;border-radius:var(--radius-xl);background:#fff;border:1px solid var(--line)}.search-empty img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px}.search-empty h2{font-size:32px}

/* Download */
.download-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:start}.download-layout>div:first-child{padding:10px 0}.download-layout h2{margin-top:10px}.download-checklist{padding:26px;border-radius:var(--radius-xl);background:#fff;border:1px solid var(--line)}.download-checklist h2{margin-top:0}.download-checklist ol{list-style:none;margin:0;padding:0}.download-checklist li{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:17px 0;border-top:1px solid var(--line)}.download-checklist strong{color:var(--ink-950)}.download-checklist span{color:var(--ink-500)}

/* 404 */
.error-page{min-height:68vh;display:grid;align-items:center;padding:80px 0;text-align:center}.error-page .breadcrumbs ol{justify-content:center}.error-code{display:block;font-size:clamp(80px,13vw,160px);line-height:.9;font-weight:950;letter-spacing:-.08em;color:#d3ded9}.error-page h1{font-size:clamp(36px,4vw,58px);margin:24px auto 18px}.error-page p{max-width:680px;margin:0 auto;font-size:18px}.error-page .hero-actions{justify-content:center}

/* Footer */
.site-footer{padding:70px 0 28px;background:var(--ink-950);color:#fff}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:44px}.footer-grid section:first-child{max-width:520px}.footer-brand{display:inline-block;font-size:24px;font-weight:900;margin-bottom:12px}.footer-grid h2{font-size:16px;color:#fff;margin-bottom:14px}.footer-grid p{color:#aab7b2}.footer-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}.footer-grid a{color:#d9e2de}.footer-grid a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:26px;margin-top:42px;border-top:1px solid rgba(255,255,255,.12)}.footer-bottom p,.footer-bottom a{font-size:12px;color:#87948f;margin:0}

/* Interaction states */
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(230,162,60,.72);outline-offset:3px}.js .mobile-menu[hidden]{display:none}.no-scroll{overflow:hidden}

/* Responsive */
@media (max-width:1120px){.desktop-nav{display:none}.menu-toggle{display:inline-flex}.hero-grid{grid-template-columns:1fr 420px}.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-grid--three{grid-template-columns:repeat(3,minmax(0,1fr))}.content-rail-layout{grid-template-columns:1fr 300px}.compact-grid{grid-template-columns:1fr}.detail-hero-grid{grid-template-columns:1fr 430px}.official-grid{grid-template-columns:1fr 300px}}
@media (max-width:920px){.section{padding:68px 0}.shell,.narrow-shell{width:min(calc(100% - 36px),var(--shell))}.hero-grid,.page-hero-grid,.detail-hero-grid,.official-grid,.discovery-layout,.dark-feature,.faq-layout,.detail-layout,.download-layout,.watch-note{grid-template-columns:1fr}.hero-visual{aspect-ratio:16/9}.discovery-copy,.ranking-panel,.official-aside,.play-panel{position:static}.content-rail-layout{grid-template-columns:1fr}.feature-grid--three{grid-template-columns:repeat(2,minmax(0,1fr))}.three-column-copy{grid-template-columns:1fr}.highlight-links{grid-template-columns:1fr}.page-hero-grid img{max-width:620px}.detail-image{order:-1}.detail-image img{aspect-ratio:16/9}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid section:first-child{grid-column:1/-1}.brand-cta{align-items:flex-start;flex-direction:column}.search-empty{grid-template-columns:240px 1fr}}
@media (max-width:680px){.shell,.narrow-shell{width:min(calc(100% - 28px),var(--shell))}.header-shell{min-height:68px}.brand img{width:102px;height:34px}.brand__copy{display:none}.search-trigger{display:none}.section{padding:54px 0}.section--tight{padding:40px 0}.home-intro{padding-top:38px}.hero-grid{gap:28px}.hero-copy h1,.page-hero h1,.detail-copy h1{font-size:39px}.hero-lead,.page-lead{font-size:17px}.hero-actions{display:grid;grid-template-columns:1fr}.button{width:100%}.feature-grid,.feature-grid--three,.catalog-grid,.guide-grid{grid-template-columns:1fr}.media-card--compact{grid-template-columns:120px 1fr}.media-card--compact .media-card__image{min-height:160px}.media-card--compact .media-card__body{padding:14px}.media-card--compact p{display:none}.split-heading{align-items:flex-start;flex-direction:column}.mini-story{grid-template-columns:110px 1fr}.mini-story img{width:110px}.mini-story small{-webkit-line-clamp:1}.official-intro>div{padding:22px}.type-switcher{display:grid;grid-template-columns:repeat(2,1fr)}.type-switcher a{justify-content:center}.search-form>div{grid-template-columns:1fr}.search-empty{grid-template-columns:1fr;padding:20px}.download-checklist li{grid-template-columns:1fr;gap:4px}.footer-grid{grid-template-columns:1fr}.footer-grid section:first-child{grid-column:auto}.footer-bottom{flex-direction:column}.page-hero{padding-top:42px}}
@media (max-width:420px){.hero-copy h1,.page-hero h1,.detail-copy h1{font-size:34px}.header-actions{margin-left:auto}.media-card--compact{grid-template-columns:1fr}.media-card--compact .media-card__image{aspect-ratio:16/9}.mobile-nav{grid-template-columns:1fr}.hero-stats span{font-size:12px}.page-hero-grid{gap:28px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}