/* BeyondGold21 · Original editorial build. No framework, remote fonts or UI dependencies. */
:root{--ink:#181818;--paper:#f4f4f4;--white:#fff;--dark:#111111;--muted:#696969;--line:#d8d8d8;--accent:#f46a31;--soft:#ebebeb;--max:1440px;--gutter:clamp(24px,5.2vw,88px);--ease:cubic-bezier(.2,.75,.25,1);color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:115px}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"Helvetica Neue",-apple-system,BlinkMacSystemFont,"PingFang TC","Microsoft JhengHei",sans-serif;-webkit-font-smoothing:antialiased}body.is-locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a,input,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}button{color:inherit}img{display:block;width:100%;height:100%;object-fit:cover}svg{display:block;width:22px;height:22px;flex:none}button svg{pointer-events:none}::selection{background:var(--accent);color:#111}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid #e56631;outline-offset:5px}p{line-height:1.8;margin:0 0 20px}h1,h2,h3,h4{font-weight:500;margin:0;text-wrap:balance}h1,h2{letter-spacing:-.058em;line-height:1.06}h3{letter-spacing:-.035em;line-height:1.24}figure{margin:0}small{font-size:12px}button{border:0}.container{width:min(100%,var(--max));padding-left:var(--gutter);padding-right:var(--gutter);margin-inline:auto}.section{padding-block:112px}.section-tight{padding-block:72px}.dark{background:var(--dark);color:#f4f4f4}.muted{color:var(--muted)}.dark .muted{color:#a3a3a3}.eyebrow{display:flex;align-items:center;gap:10px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:11px;letter-spacing:.11em;line-height:1.6;text-transform:uppercase}.eyebrow:before{content:"";width:5px;height:5px;display:block;background:var(--accent)}.eyebrow.no-dot:before{display:none}.text-accent{color:var(--accent)}.section-intro{display:grid;grid-template-columns:1fr 2.05fr;gap:48px;margin-bottom:52px}.section-intro h2{font-size:clamp(34px,4.5vw,68px);max-width:850px}.section-intro .eyebrow{align-self:start;margin-top:8px}.section-intro p{max-width:620px;color:var(--muted);margin:25px 0 0;font-size:15px}.dark .section-intro p{color:#a8a8a8}.button{border:1px solid transparent;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;gap:28px;min-height:51px;padding:14px 24px;font-size:13px;font-weight:600;line-height:1.3;transition:background .2s,color .2s,transform .25s var(--ease);width:fit-content}.button:hover{transform:translateY(-2px)}.button svg{width:18px;height:18px}.button-primary{background:var(--accent);color:#141414}.button-primary:hover{background:#ff7a44}.button-dark{background:#181818;color:white}.button-dark:hover{background:#353535}.button-light{background:#fff;color:#181818}.button-outline{background:transparent;border-color:currentColor}.button-quiet{background:transparent;padding-inline:0;border-radius:0;gap:14px;min-height:48px}.button-quiet:hover{transform:translateX(3px)}.button-small{min-height:41px;padding:10px 18px;gap:20px;font-size:12px}.actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap}.icon-button{width:46px;height:46px;display:grid;place-items:center;border-radius:50%;background:transparent;border:1px solid var(--line)}.skip-link{position:fixed;z-index:500;top:8px;left:10px;transform:translateY(-180%);background:white;color:black;padding:15px}.skip-link:focus{transform:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* Navigation: one shared responsive component. */
.site-header{position:sticky;top:0;z-index:50;background:rgba(246,245,241,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}.header-inner{height:84px;display:flex;align-items:center;justify-content:space-between;gap:36px}.brand{display:inline-flex;align-items:center;flex-shrink:0;min-width:180px;max-width:240px}.brand-text{font-size:22px;font-weight:700;letter-spacing:-1px;line-height:1;white-space:nowrap}.brand img{width:auto;max-width:220px;max-height:40px;object-fit:contain;object-position:left center}.nav-main{display:flex;align-items:center;gap:30px;margin-left:auto}.nav-main a{font-size:12px;color:#424242;position:relative;white-space:nowrap}.nav-main a:after{content:"";position:absolute;left:0;right:0;height:2px;bottom:-9px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .25s}.nav-main a:hover:after,.nav-main a[aria-current=page]:after{transform:scaleX(1)}.header-actions{display:flex;align-items:center;gap:18px}.lang-link{font-family:ui-monospace,monospace;font-size:11px;display:flex;gap:7px;align-items:center}.lang-link svg{width:16px;height:16px}.menu-toggle{display:none;background:transparent;width:40px;height:40px;padding:10px;flex-direction:column;justify-content:center;gap:6px}.menu-toggle span{height:1px;width:22px;background:#181818;transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
/* Product imagery always references real source files. */
.media{position:relative;overflow:hidden;background:#1b1b1b}.media>img{transition:transform 1s var(--ease);position:absolute;inset:0}.media:hover>img{transform:scale(1.018)}.media-fallback{display:none;position:absolute;inset:0;padding:30px;color:#b5b5b5;background:#191919;justify-content:center;align-items:center;flex-direction:column;text-align:center;gap:12px;font-size:12px;line-height:1.8}.media-fallback p{margin:0}.media-fallback a{text-decoration:underline;text-underline-offset:4px;z-index:4}.media.unavailable .media-fallback{display:flex}.media.unavailable>img{visibility:hidden}.media-meta{position:absolute;bottom:24px;left:24px;right:24px;display:flex;justify-content:space-between;gap:16px;font-size:10px;letter-spacing:.07em;color:#ddd;font-family:ui-monospace,monospace;z-index:2}.media-label{position:absolute;z-index:2;left:22px;top:22px;background:rgba(20,20,20,.58);border:1px solid #ffffff35;color:white;backdrop-filter:blur(8px);border-radius:100px;padding:9px 12px;font-family:ui-monospace,monospace;font-size:9px;letter-spacing:.08em}.media figcaption{position:absolute;bottom:20px;left:22px;z-index:2;color:#ddd;font-size:11px}
/* Home */
.hero{background:#111111;color:var(--paper);position:relative;overflow:hidden}.hero-layout{min-height:724px;display:grid;grid-template-columns:1fr 1fr;align-items:center;position:relative}.hero-copy{position:relative;z-index:3;padding-block:86px 80px;pointer-events:none}.hero-copy a,.hero-copy button{pointer-events:auto}.hero h1{font-size:clamp(72px,7.8vw,121px);font-weight:400;letter-spacing:-.069em;line-height:.97;max-width:680px;margin-top:29px}.hero .hero-subtitle{font-size:18px;color:#e3e3e3;letter-spacing:.05em;margin-top:30px;margin-bottom:8px}.hero-copy>p{color:#a3a3a3;font-size:13px;max-width:400px;line-height:1.85}.hero .actions{margin-top:30px}.hero-visual{height:100%;min-height:724px;position:absolute;width:58%;right:-4%;top:0;overflow:hidden}.hero-visual img{object-position:47% 48%;opacity:.95;mask-image:linear-gradient(90deg,transparent,#000 13%,#000 91%,transparent)}.hero-visual:after{position:absolute;inset:0;content:"";background:linear-gradient(90deg,#10111100 60%,#10111133),linear-gradient(0deg,#111111 0%,#10111100 18%,#10111100 92%,#111111 100%);pointer-events:none}.hero-visual .media-fallback{inset:90px 0 90px 90px;border-left:1px solid #303030;background:transparent}.hero-coordinate{position:absolute;bottom:38px;right:26px;z-index:3;display:flex;gap:18px;align-items:center;font-family:ui-monospace,monospace;color:#b2b2b2;font-size:10px;letter-spacing:.07em}.hero-coordinate b{font-size:29px;color:var(--paper);font-weight:400;letter-spacing:-.04em}.hero-scroll{display:flex;align-items:center;gap:12px;font-size:10px;color:#7f7f7f;font-family:ui-monospace,monospace;letter-spacing:.12em;margin-top:59px}.hero-scroll span{display:inline-block;width:33px;height:1px;background:#626262}.spec-strip{border-top:1px solid #303030;border-bottom:1px solid #303030}.spec-strip .container{display:grid;grid-template-columns:repeat(4,1fr)}.spec-metric{padding:31px 0 33px;border-right:1px solid #303030;padding-left:35px}.spec-metric:first-child{padding-left:0}.spec-metric:last-child{border:0}.spec-metric b{font-size:24px;font-weight:400;letter-spacing:-.04em;display:block}.spec-metric span{font-size:10px;color:#949494;display:block;margin-top:8px;letter-spacing:.07em}.intro-statement{padding:115px 0 95px}.intro-statement h2{font-size:clamp(33px,4.6vw,70px);line-height:1.15;max-width:1000px;margin:35px 0}.intro-statement h2 span{color:#838383}.intro-bottom{display:flex;justify-content:space-between;align-items:flex-end;gap:40px}.intro-bottom p{max-width:550px;font-size:14px;color:var(--muted);margin:0}.product-editorial{display:grid;grid-template-columns:1.13fr 1fr;min-height:640px}.product-editorial .media{min-height:580px}.editorial-copy{padding:68px clamp(36px,5vw,84px);background:#e6e6e6;display:flex;flex-direction:column;justify-content:center}.editorial-copy h2{font-size:clamp(46px,5.6vw,84px);margin:29px 0 24px}.editorial-copy p{font-size:14px;color:#656565;max-width:415px}.editorial-copy .button{margin-top:12px}.mini-specs{display:flex;gap:30px;border-top:1px solid #c4c4c4;margin-top:37px;padding-top:22px}.mini-specs b{font-size:21px;font-weight:400;display:block}.mini-specs span{font-size:10px;color:#6c6c6c;margin-top:7px;display:block}.feature-lines{display:grid;grid-template-columns:repeat(3,1fr);gap:48px;margin-top:80px}.feature-line{border-top:1px solid var(--line);padding-top:24px}.feature-line .feature-number{font-family:ui-monospace,monospace;font-size:10px;color:#898989}.feature-line h3{font-size:27px;margin:26px 0 13px}.feature-line p{font-size:13px;color:var(--muted);max-width:360px;margin:0}.film-layout{display:grid;grid-template-columns:.87fr 1.4fr;gap:80px;align-items:center}.film-copy h2{font-size:clamp(37px,4vw,60px);margin:26px 0;line-height:1.12}.film-copy p{color:#a3a3a3;font-size:13px;max-width:370px}.film-poster{height:410px;cursor:pointer}.film-poster:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#0009,transparent 55%);pointer-events:none}.film-play{position:absolute;inset:0;z-index:3;background:transparent;display:grid;place-items:center;width:100%;height:100%;color:#fff}.film-play>span{width:68px;height:68px;border-radius:100%;border:1px solid #ffffff90;display:grid;place-items:center;background:#ffffff10;backdrop-filter:blur(10px);transition:background .2s,transform .3s}.film-play:hover>span{background:var(--accent);border-color:var(--accent);transform:scale(1.08)}.film-play svg{margin-left:4px;width:20px;height:20px}.film-caption{display:flex;justify-content:space-between;gap:16px;border-top:1px solid #313131;margin-top:18px;padding-top:14px;font-size:10px;font-family:ui-monospace,monospace;color:#a2a2a2}.integrity-note{margin-top:26px;font-size:11px;color:#a3a3a3;max-width:570px}.duo-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.story-card .media{height:360px}.story-card .card-caption{display:flex;justify-content:space-between;gap:32px;padding:25px 0}.story-card .card-caption h3{font-size:29px}.story-card .card-caption p{font-size:12px;color:var(--muted);margin:10px 0 0;max-width:370px}.story-card .round-arrow{border:1px solid var(--line);border-radius:100%;display:grid;place-items:center;min-width:45px;height:45px}.standard-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-block:40px;display:grid;grid-template-columns:1.15fr 2fr;gap:55px;align-items:center}.standard-band h3{font-size:27px}.standard-band p{font-size:13px;color:var(--muted);margin:0}.standard-labels{display:flex;gap:28px;align-items:center;font-family:ui-monospace,monospace;flex-wrap:wrap;margin-top:21px;color:#343434;font-size:11px}.cta-section{padding:100px 0;background:#e2e2e2}.cta-layout{display:flex;align-items:center;justify-content:space-between;gap:70px}.cta-layout h2{font-size:clamp(47px,6vw,86px);max-width:740px}.cta-layout p{color:var(--muted);font-size:14px;margin:25px 0 0;max-width:520px}.cta-layout .button{flex-shrink:0}.cta-kicker{margin-bottom:26px}
/* Interior pages */
.page-head{padding:69px 0 70px}.breadcrumbs{display:flex;gap:10px;font-size:10px;color:#737373;margin-bottom:35px}.page-head h1{font-size:clamp(48px,6vw,90px);max-width:1050px;margin-top:27px}.page-head p{max-width:625px;margin:29px 0 0;font-size:15px;color:var(--muted)}.dark .page-head p{color:#a0a0a0}.page-label{font-size:10px;font-family:ui-monospace,monospace;letter-spacing:.1em;color:#6e6e6e}.page-tabs{display:flex;gap:32px;overflow-x:auto;border-bottom:1px solid var(--line);padding-bottom:20px;font-size:12px;scrollbar-width:none}.page-tabs a{white-space:nowrap}.product-top{padding-block:46px 90px;display:grid;grid-template-columns:1.24fr 1fr;gap:70px;align-items:start}.product-top .breadcrumbs{margin-bottom:22px}.gallery-stage{height:595px;position:relative}.gallery-stage .media{height:100%}.gallery-open{position:absolute;bottom:20px;right:20px;z-index:4;background:#f6f5f1e6;border-color:transparent;backdrop-filter:blur(8px)}.gallery-count{position:absolute;top:24px;right:24px;color:#e2e2e2;font-family:ui-monospace,monospace;z-index:2;font-size:10px}.gallery-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:14px}.gallery-thumb{padding:0;background:#e5e5e5;position:relative;aspect-ratio:1.3;border:2px solid transparent}.gallery-thumb[aria-pressed=true]{border-color:var(--accent)}.gallery-thumb img{opacity:.8}.gallery-thumb[aria-pressed=true] img,.gallery-thumb:hover img{opacity:1}.gallery-thumb span{position:absolute;bottom:6px;left:7px;font-size:8px;color:white;text-shadow:0 1px 4px #000}.product-panel{position:sticky;top:115px;padding-top:8px}.product-panel h1{font-size:78px;letter-spacing:-.07em;margin:23px 0 15px}.product-panel .product-subtitle{font-size:22px;letter-spacing:-.025em;line-height:1.35;margin:0 0 22px}.product-panel .product-description{font-size:13px;color:var(--muted);max-width:430px}.product-pills{display:flex;gap:8px;flex-wrap:wrap;margin-block:24px 31px}.product-pills span{font-family:ui-monospace,monospace;font-size:10px;border:1px solid var(--line);border-radius:30px;padding:7px 10px}.product-form{border-top:1px solid var(--line);padding-top:27px}.form-label{display:flex;justify-content:space-between;gap:20px;font-size:11px;margin-bottom:13px}.variants{display:grid;grid-template-columns:1fr 1fr;gap:10px}.variant{display:block;cursor:pointer}.variant input{position:absolute;opacity:0;width:1px;height:1px}.variant span{border:1px solid #cccccc;padding:20px 19px;display:block;position:relative;font-size:15px;transition:background .2s,border-color .2s}.variant small{display:block;color:var(--muted);margin-top:8px;font-size:10px}.variant input:checked+span{border-color:#181818;background:#e9e9e9}.variant input:checked+span:after{content:"";width:7px;height:7px;border-radius:50%;background:#181818;position:absolute;top:19px;right:16px}.variant input:focus-visible+span{outline:3px solid var(--accent);outline-offset:3px}.quantity-row{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:24px 0}.quantity-control{height:43px;border:1px solid #cccccc;display:flex;align-items:center;justify-content:center}.quantity-control button{background:transparent;width:38px;height:100%;font-size:19px}.quantity-control input{width:44px;border:0;background:transparent;text-align:center;appearance:textfield;-moz-appearance:textfield;font-size:12px;padding:0}.quantity-control input::-webkit-inner-spin-button{appearance:none}.product-form>.button{width:100%;justify-content:space-between}.micro-copy{font-size:10px;color:#757575;line-height:1.7;margin:15px 0 0}.product-proofs{display:flex;justify-content:space-between;gap:10px;font-size:10px;color:#6c6c6c;margin-top:27px;padding-top:22px;border-top:1px solid var(--line)}.product-proofs span{display:flex;gap:7px;align-items:center}.product-proofs svg{height:15px;width:15px}.spec-table{border-collapse:collapse;width:100%;font-size:13px}.spec-table th{text-align:left;font-weight:400;color:var(--muted);width:30%}.spec-table td,.spec-table th{border-top:1px solid var(--line);padding:22px 0;vertical-align:top;line-height:1.7}.spec-table td{padding-left:30px}.box-section{display:grid;grid-template-columns:1.1fr 1fr;gap:80px;align-items:center}.box-section .media{height:555px}.box-content h2{font-size:clamp(38px,4vw,58px);margin:25px 0 36px}.box-list{list-style:none;padding:0;margin:0}.box-list li{border-top:1px solid var(--line);padding:16px 0;display:flex;justify-content:space-between;font-size:12px;gap:20px}.box-list li span:last-child{color:var(--muted);font-family:ui-monospace,monospace}.box-content .micro-copy{margin-top:20px}.security-hero{display:grid;grid-template-columns:1.05fr 1fr;gap:80px;align-items:center;padding-bottom:90px}.security-hero h1{font-size:clamp(46px,5.1vw,78px);margin:30px 0}.security-hero p{color:#a1a1a1;font-size:14px;max-width:500px}.security-hero .media{height:570px}.security-hero .actions{margin-top:30px}.tests-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.test-media{height:310px}.test-card h3{font-size:22px;margin:20px 0 10px}.test-card p{font-size:12px;color:var(--muted);margin:0}.test-card .test-index{font-family:ui-monospace,monospace;font-size:9px;color:#767676;margin-top:17px}.test-open{position:absolute;bottom:15px;right:15px;z-index:3;color:#fff;border-color:#ffffff50;background:#0003;width:35px;height:35px}.comparison-wrap{overflow-x:auto;overscroll-behavior-inline:contain}.comparison-table{border-collapse:collapse;width:100%;min-width:590px;font-size:12px;line-height:1.6}.comparison-table th,.comparison-table td{text-align:left;padding:24px 20px;border-bottom:1px solid var(--line);width:25%;vertical-align:top}.comparison-table th{font-weight:500;font-size:17px;letter-spacing:-.02em}.comparison-table td:first-child{color:var(--muted)}.comparison-table .highlight{background:#e5e5e5}.comparison-table .highlight b{font-weight:500}.principles{display:grid;grid-template-columns:1fr 1fr;gap:0 65px}.principle{padding:31px 0;border-top:1px solid #353535}.principle h3{font-size:25px;margin:22px 0 14px}.principle p{font-size:13px;color:#a1a1a1;max-width:480px;margin:0}.principle svg{color:var(--accent);width:24px;height:24px}.source-note{padding-top:22px;margin-top:32px;border-top:1px solid var(--line);font-size:10px;color:var(--muted);line-height:1.8}.source-note a{text-decoration:underline;text-underline-offset:4px}.guide-video{position:relative}.guide-video .film-poster{height:600px}.guide-video .film-play>span{width:90px;height:90px}.guide-video .media-meta{font-size:11px;left:30px;right:30px;bottom:28px}.steps{display:grid;grid-template-columns:.8fr 1.5fr;gap:90px}.steps-intro{position:sticky;top:130px;align-self:start}.steps-intro h2{font-size:46px;margin:27px 0}.steps-intro p{font-size:13px;color:var(--muted);max-width:330px}.step{display:grid;grid-template-columns:45px 1fr;gap:25px;border-top:1px solid var(--line);padding:30px 0}.step-number{font-family:ui-monospace,monospace;font-size:12px;color:var(--accent);padding-top:7px}.step h3{font-size:25px;margin-bottom:16px}.step p{font-size:13px;color:var(--muted);margin:0}.checklist-card{background:#e7e7e7;padding:36px;max-width:760px}.checklist-top{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}.checklist-top h3{font-size:27px}.checklist-count{font-family:ui-monospace,monospace;font-size:12px}.progress-track{height:3px;background:#c9c9c9;margin-bottom:25px;overflow:hidden}.progress-track span{display:block;height:100%;background:#181818;width:0;transition:width .25s}.checklist-item{display:flex;gap:16px;align-items:flex-start;padding:16px 0;border-bottom:1px solid #cccccc;font-size:13px;line-height:1.6;cursor:pointer}.checklist-item input{width:17px;height:17px;accent-color:#181818;margin:2px 0 0;flex-shrink:0}.checklist-item:has(input:checked) span{color:#727272}.checklist-reset{padding:16px 0 0;background:transparent;color:#6e6e6e;font-size:10px;text-decoration:underline;text-underline-offset:3px}.faq-layout{display:grid;grid-template-columns:.8fr 1.6fr;gap:90px}.faq-search{width:100%;background:#e9e9e9;border:1px solid #d0d0d0;padding:17px 19px;font-size:13px;border-radius:0}.faq-filters{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}.faq-filter{border:1px solid #cbcbcb;padding:9px 13px;border-radius:100px;background:transparent;font-size:11px}.faq-filter[aria-pressed=true]{background:#181818;color:#fff;border-color:#181818}.faq-result-count{font-family:ui-monospace,monospace;font-size:10px;color:var(--muted)}.faq-item{border-top:1px solid var(--line)}.faq-item:last-child{border-bottom:1px solid var(--line)}.faq-item summary{display:flex;justify-content:space-between;gap:28px;cursor:pointer;padding:27px 0;list-style:none;font-size:15px;font-weight:500;line-height:1.55}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font-family:Arial;font-size:23px;line-height:1.2;color:#767676;font-weight:300;flex-shrink:0}.faq-item[open] summary:after{content:"−"}.faq-item 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a{text-decoration:underline}.inline-faq{max-width:820px;margin-left:auto}.full-width{width:100%}.no-margin{margin:0}
/* Footer */
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/* Accessible, deferred media and inquiry dialogs. */
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/* Source review, never linked from customer-facing navigation. */
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/* Progressive enhancement: content remains readable if JavaScript is disabled. */
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@media(max-width:380px){:root{--gutter:19px}.brand-text{font-size:17px}.header-actions{gap:10px}.hero h1{font-size:63px}.hero .actions{gap:10px}.hero .actions .button{padding-inline:18px;font-size:11px}.hero .actions .button-quiet{padding-inline:0;font-size:10px}.hero-visual{height:330px}.spec-metric{padding-left:20px}.section-intro h2{font-size:33px}.intro-statement h2{font-size:32px}.gallery-stage{height:365px}.test-media{height:190px}.product-proofs{flex-wrap:wrap;gap:12px}.page-head h1{font-size:42px}.contact-email{font-size:24px}.footer-signature{font-size:11.5vw}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.reveal.is-observed{opacity:1;transform:none}}
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/* Final art direction and readable mobile type. Original logo pixels are untouched. */
:root{--dark:#0b0b0b;--muted:#696969;--accent:#ff682f;--line:#d7d7d7;--paper:#f4f4f4}
.hero{background:#0b0b0b}.hero-visual{background:#0b0b0b}.hero-visual:after{background:linear-gradient(90deg,transparent 60%,#0b0b0b33),linear-gradient(0deg,#0b0b0b 0%,transparent 18%,transparent 92%,#0b0b0b 100%)}
.brand{display:flex;flex-direction:column;align-items:flex-start;gap:6px;min-width:164px}.brand img{width:166px;height:auto;max-height:none}.brand-byline{font-family:ui-monospace,Consolas,monospace;letter-spacing:.14em;font-size:8px;line-height:1;color:#626262}.footer-logo{background:var(--paper);width:200px;max-width:200px;min-width:0;padding:15px 17px}.footer-logo img{width:166px}.footer-email{font-size:12px;line-height:1.8}.hero-copy{min-width:0}.hero h1{max-width:740px}.hero:lang(zh-Hant) h1{font-size:clamp(56px,5.8vw,86px);letter-spacing:-.055em;line-height:1.18;white-space:nowrap}.hero .hero-subtitle{margin-top:28px}.hero-copy>p:not(.hero-subtitle){font-size:15px;line-height:1.85}.nav-main a{font-size:13px}.film-section{margin-top:110px}.plain-fieldset{border:0;margin:0;padding:0;min-width:0}.plain-fieldset legend{width:100%;padding:0}.quantity-row>label{font-size:13px}.gallery-help{font-size:11px;line-height:1.7;margin-top:16px;color:var(--muted)}.dark-breadcrumb{padding-top:34px;color:#9e9e9e}.dark-breadcrumb a{color:#d9d9d9}.about-product{height:500px}.compat-title{margin-top:14px}.standard-band .compat-note{margin-top:12px;font-size:12px}.text-link{display:inline-block;text-decoration:underline;text-underline-offset:5px;font-size:12px;line-height:1.8;margin-top:18px}.light-film-caption{border-color:var(--line);color:var(--muted)}.legal-copy .policy-title{font-size:38px;margin-top:23px}.legal-copy .policy-subtitle{font-size:17px;margin:27px 0 11px}.page-head h1:lang(zh-Hant),.security-hero h1:lang(zh-Hant){line-height:1.18}.page-head h1:lang(zh-Hant){font-size:clamp(42px,4.8vw,70px)}.intro-statement h2:lang(zh-Hant),.section-intro h2:lang(zh-Hant),.cta-layout h2:lang(zh-Hant){line-height:1.22}.intro-statement h2:lang(zh-Hant){font-size:clamp(34px,4.3vw,63px)}.film-copy h2:lang(zh-Hant),.box-content h2:lang(zh-Hant){line-height:1.24}.hero-coordinate{pointer-events:none}.product-editorial .media{background:#000}.button{letter-spacing:.01em}.button-outline:hover{background:#ffffff12}.button-dark:hover{background:#323232}.test-media .media-fallback{padding:12px;font-size:11px}.media-fallback a{font-size:inherit}.gallery-thumb:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.site-footer{background:#101010}.footer-signature{color:#333}.inquiry-summary{background:#e7e7e7}.toast{background:#171717;border-color:#444}.video-consent p,.video-footer,.video-consent a{color:#b5b5b5}.button-primary{font-weight:650}.legal-copy p,.faq-item .faq-answer,.step p,.product-panel .product-description,.film-copy p,.editorial-copy p,.principle p,.box-list li{font-size:14px}.legal-copy p,.step p{line-height:1.9}.product-top .breadcrumbs{line-height:1.8}.comparison-table th[scope=row]{font-size:12px;font-weight:400;color:var(--muted)}.source-note{font-size:11px}.media img{font-size:12px;color:#b3b3b3}.footer-brand p{font-size:12px}
@media(min-width:1440px){.hero-layout{min-height:725px}.hero-visual{min-height:725px}.hero-copy{padding-block:76px}}
@media(max-width:1180px) and (min-width:961px){.header-inner{gap:20px}.header-actions .button{display:none}.hero:lang(zh-Hant) h1{font-size:68px}.hero-visual{width:58%;right:-3%}}
@media(max-width:960px) and (min-width:701px){.hero:lang(zh-Hant) h1{font-size:72px}.brand img{width:154px}.brand{min-width:154px}.hero-visual{width:65%;right:-11%}.hero-visual img{opacity:.7}.hero-coordinate{right:18%}}
@media(max-width:700px){.brand{gap:5px;min-width:0;max-width:154px}.brand img{width:142px;max-width:142px;max-height:none}.brand-byline{font-size:7px;letter-spacing:.11em}.hero:lang(zh-Hant) h1{font-size:clamp(42px,11.2vw,63px);line-height:1.23;letter-spacing:-.035em}.hero-copy>p:not(.hero-subtitle){font-size:14px;line-height:1.85}.hero-copy{padding-top:43px}.hero .hero-subtitle{margin-top:20px;font-size:17px}.hero .actions{gap:15px}.hero .actions .button-quiet{font-size:12px}.hero-visual{height:330px}.hero-coordinate{bottom:19px}.hero-visual .media-fallback{inset:20px 24px}.film-section{margin-top:68px}.intro-statement h2:lang(zh-Hant){font-size:32px;line-height:1.3}.intro-bottom p,.section-intro p,.feature-line p,.editorial-copy p,.film-copy p,.story-card .card-caption p,.standard-band p,.cta-layout p,.page-head p,.product-panel .product-description,.step p,.steps-intro p,.faq-item .faq-answer,.principle p,.legal-copy p,.about-manifesto p,.contact-band p,.box-list li{font-size:14px}.feature-line h3{font-size:25px}.section-intro h2:lang(zh-Hant){font-size:34px;line-height:1.25}.film-copy h2:lang(zh-Hant){font-size:37px}.page-head h1:lang(zh-Hant){font-size:39px;line-height:1.25}.security-hero h1:lang(zh-Hant){font-size:42px;line-height:1.22}.cta-layout h2:lang(zh-Hant){font-size:44px;line-height:1.2}.page-head{padding-top:39px}.gallery-stage{height:410px}.gallery-thumbs{gap:9px}.product-panel .product-subtitle{font-size:23px}.product-form .micro-copy{font-size:11px;line-height:1.85}.product-pills span{font-size:10px}.product-proofs{font-size:10px}.test-card p{font-size:12px}.source-note{font-size:11px;line-height:1.85}.comparison-table{font-size:12px}.comparison-table th[scope=row]{font-size:12px}.standard-band .compat-note{font-size:12px}.faq-item summary{font-size:16px}.faq-search{font-size:16px}.checklist-item{font-size:14px}.guide-video .film-poster{height:355px}.about-product{height:410px}.about-manifesto h2:lang(zh-Hant){font-size:33px;line-height:1.3}.footer-logo{max-width:192px;width:192px;padding:15px 20px}.footer-logo img{width:150px;max-width:none}.footer-brand p{font-size:13px}.footer-column a{font-size:13px}.footer-column h3{font-size:11px}.footer-bottom{font-size:10px}.footer-bottom span:last-child{max-width:none}.footer-signature{margin-top:52px}.video-consent p{font-size:14px}.video-footer{font-size:11px}.micro-copy{font-size:11px}.inquiry-summary{font-size:14px}.legal-copy .policy-title{font-size:33px}.legal-copy .policy-subtitle{font-size:17px}.toast{font-size:13px}.nav-main a{font-size:23px}.text-link{font-size:13px}.media-meta{font-size:9px}.hero-coordinate span{font-size:9px}.security-hero .media{height:400px}.dark-breadcrumb{padding-top:25px}}
@media(max-width:380px){.hero .actions{gap:10px}.hero .actions .button{font-size:11px;padding-inline:16px}.hero .actions .button-quiet{font-size:11px;padding-inline:0}.hero:lang(zh-Hant) h1{font-size:41px}.hero-visual{height:305px}.intro-statement h2:lang(zh-Hant){font-size:30px}.section-intro h2:lang(zh-Hant){font-size:31px}.header-actions{gap:12px}.gallery-stage{height:350px}.security-hero h1:lang(zh-Hant){font-size:37px}.page-head h1:lang(zh-Hant){font-size:35px}}
@media(min-width:961px){.hero-visual{right:0;width:56%}.hero-coordinate{right:var(--gutter);max-width:calc(100% - 40px)}}
.nojs-banner{padding:14px 24px;background:#e7e7e7;color:#171717;font-size:13px;line-height:1.7}.nojs-banner a{text-decoration:underline}
/* Prevent intrinsic alt-text widths from expanding thumbnails when a remote image is unavailable. */
.gallery-thumbs{grid-template-columns:repeat(4,minmax(0,1fr))}.gallery-thumb{min-width:0;overflow:hidden}.gallery-thumb img{min-width:0}.standard-labels{gap:14px 23px;line-height:1.7}
/* Local instruction sheet + dark-footer logo treatment */
.manual-section{display:grid;grid-template-columns:.72fr 1.28fr;gap:64px;align-items:start;border-top:1px solid var(--line);padding-top:42px}.manual-copy{position:sticky;top:120px}.manual-copy h2{font-size:clamp(34px,4vw,58px);line-height:1.08;letter-spacing:-.055em;margin:24px 0}.manual-copy p{font-size:14px;line-height:1.9;color:var(--muted);max-width:430px}.manual-media{position:relative}.manual-image{background:#eaeaea;min-height:640px}.manual-image img{object-fit:contain;padding:22px;background:#f2f2f2}.manual-open{margin-top:16px}.manual-open svg{width:16px;height:16px}.footer-logo{background:transparent;padding:0}.footer-logo img{filter:invert(1);opacity:.92}.footer-logo:hover img{opacity:1}
@media(max-width:700px){.manual-section{grid-template-columns:1fr;gap:28px;padding-top:28px}.manual-copy{position:static}.manual-copy h2{font-size:35px}.manual-image{min-height:0}.manual-image img{padding:8px}.manual-open{width:100%;justify-content:center}.footer-logo{padding:0}.footer-logo img{width:150px}}