:root{--ink:#15283f;--muted:#647183;--red:#b43836;--red-dark:#922b2a;--line:#dce2e8;--wash:#f2f5f8;--white:#fff;--radius:8px;--max:1264px;font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:#fff;font-synthesis:none}*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img,video{max-width:100%;display:block}button{color:inherit}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.45;font-weight:700}h1{font-size:40px;letter-spacing:-1px}h2{font-size:25px}h3{font-size:19px}p{color:var(--muted)}em{font-style:normal;color:var(--red)}small{font-size:13px}strong{font-weight:600}.icon{width:20px;height:20px;flex-shrink:0}.container{width:min(var(--max),calc(100% - 96px));margin:auto}.site-header{height:91px;border-bottom:1px solid 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var(--line);background:var(--wash);border-radius:6px;overflow:hidden;min-width:0}.slide-stage{position:relative;aspect-ratio:16/9;background:#e8edf2;display:grid;place-items:center;padding:9px}.slide-stage>.image-open{height:100%;border:0;background:transparent}.slide-stage img{width:100%;height:100%;max-height:none;object-fit:contain}.slide-toolbar{display:flex;justify-content:space-between;align-items:center;padding:12px 15px;background:white;border-top:1px solid var(--line);gap:12px}.slide-nav{display:flex;gap:8px;align-items:center}.slide-count{font-size:13px;color:var(--muted);margin:0 8px;white-space:nowrap}.slide-count select{background:white;border:1px solid var(--line);padding:3px 6px;color:var(--ink);font-size:13px;max-width:62px;border-radius:3px}.text-button{background:transparent;border:0;display:inline-flex;align-items:center;gap:7px;padding:6px;font-size:12px;white-space:nowrap}.text-button:hover{color:var(--red)}.slide-thumbs{display:flex;gap:8px;overflow:auto;padding:11px 12px;scrollbar-width:thin;max-width:100%}.slide-thumbs button{border:2px solid transparent;background:white;border-radius:3px;padding:2px;flex:0 0 105px;font-size:10px;color:var(--muted);position:relative}.slide-thumbs button[aria-current=true]{border-color:var(--red);color:var(--red)}.slide-thumbs img{width:97px;aspect-ratio:16/9;object-fit:contain}.slide-thumbs span{display:block;line-height:1.7}.resource-aside h2{font-size:21px;line-height:1.7;margin:10px 0}.resource-aside p{font-size:13px}.resource-aside .button{width:100%;font-size:13px;margin:18px 0;gap:12px;padding:11px 12px}.chapter-nav{border-top:1px solid var(--line);padding-top:17px;margin-top:6px}.chapter-nav h3{font-size:13px;color:var(--muted);font-weight:400;margin-bottom:9px}.chapter-nav button{display:flex;width:100%;justify-content:space-between;gap:8px;background:none;border:0;padding:8px 0;text-align:left;font-size:13px}.chapter-nav button:hover{color:var(--red)}.chapter-nav span{font-size:11px;color:var(--muted)}.resource-footnote{font-size:12px;color:var(--muted);margin:14px 0}.image-dialog{border:0;border-radius:7px;padding:0;max-width:96vw;max-height:94dvh;width:1440px;box-shadow:0 20px 100px #0005;overflow:hidden}.image-dialog::backdrop{background:rgba(10,22,36,.82)}.dialog-toolbar{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:12px 17px;border-bottom:1px solid var(--line);font-size:13px;background:white}.dialog-toolbar>div{display:flex;gap:12px;align-items:center}.dialog-caption{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dialog-image-wrap{height:min(78vh,1000px);overflow:auto;background:#eef1f4;padding:15px;display:flex;align-items:center;justify-content:center}.dialog-image{max-width:100%;max-height:100%;object-fit:contain}.dialog-image-wrap.zoomed{display:block}.dialog-image-wrap.zoomed .dialog-image{max-width:none;max-height:none;margin:auto}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;padding:10px 22px;border-radius:6px;font-size:13px;z-index:100;opacity:0;pointer-events:none;transition:opacity .2s;max-width:90vw}.toast.visible{opacity:1}.skip-link{position:fixed;top:-80px;background:var(--ink);color:white;z-index:1000;padding:12px 20px;left:10px}.skip-link:focus{top:5px}:focus-visible{outline:3px solid #387bc2;outline-offset:4px}button:focus:not(:focus-visible){outline:none}body.modal-open{overflow:hidden}noscript{display:block;padding:12px;border:1px solid var(--line)}
body{min-height:100vh;display:flex;flex-direction:column}main.container{flex:1}.site-header,.site-footer{flex-shrink:0}.resource-layout>*,.split>*,.testing-grid>*,.hero>*,.comparison>*{min-width:0}.slide-thumbs{position:relative}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(min-width:1500px){.hero{padding-top:85px;padding-bottom:65px}.hero h1{font-size:49px}}
@media(max-width:1150px){.container{width:calc(100% - 56px)}.header-inner{width:calc(100% - 48px);gap:22px}nav{gap:24px}.header-note{display:none}.hero{gap:34px;padding-top:50px}.hero h1{font-size:39px}.hero-description{font-size:15px}.desktop-break{display:none}.hero-actions .button{padding:11px 15px;gap:12px}.workflow{gap:12px}.workflow article{padding:18px 13px}.workflow article:not(:last-child):after{right:-11px;font-size:12px}.testing-grid{gap:32px}.resource-layout{grid-template-columns:minmax(0,1fr) 240px;gap:24px}.credentials{grid-template-columns:1fr}.partners{gap:30px}.split{gap:25px}}
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@media(max-width:1150px) and (min-width:801px){.advantages{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:28px}.advantages article:nth-child(3){border-left:0;padding-left:0}.hero h1{font-size:37px}}
@media(max-width:800px){.hero h1{font-size:31px}.advantages{grid-template-columns:1fr}.advantages article{padding-left:0;padding-right:0}.scan-panel{gap:12px}.qr-button{flex-basis:108px}.qr-button img{width:108px;height:108px}.scan-panel strong{font-size:14px}.scan-panel p,.scan-panel a{font-size:12px}.comparison-table{font-size:13px}.comparison-table th,.comparison-table td{padding:13px 10px}.comparison-table th:first-child{width:22%;white-space:normal}.comparison-table thead th{font-size:13px}.comparison-table td{width:39%}.return-flow{justify-content:flex-start;font-size:13px;gap:9px;padding:16px}.transcoding-grid,.encyclopedia-layout{grid-template-columns:1fr;gap:26px}.transcoding-grid h3{font-size:18px}.transcoding-grid p{font-size:13px}.manual-example{max-width:340px}.transcoding-after .gallery-view>.image-open img{height:380px}.volume-list article{padding:19px 15px}.volume-list h3{font-size:22px}.medium-meta{gap:12px}.medium-meta span{font-size:11px}}
.version-overview{border:1px solid #dfc7c5;border-top:4px solid var(--red);border-radius:6px;margin-bottom:26px;background:#fff;overflow:hidden}.version-overview-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 24px;background:#fcf7f7}.version-overview-heading h2{font-size:21px}.version-badge{font-size:12px;font-weight:600;color:var(--red);border:1px solid #e6cbc8;padding:4px 10px;border-radius:3px;white-space:nowrap;background:white}.version-comparison{display:grid;grid-template-columns:1fr 1fr;padding:21px 24px;gap:28px}.version-comparison article+article{border-left:1px solid var(--line);padding-left:28px}.version-comparison h3{font-size:17px;margin-bottom:10px}.version-comparison h3 span{color:var(--red);margin-right:7px;font-size:21px}.version-comparison p{font-size:14px;line-height:1.9}.version-comparison p+p{margin-top:8px}.version-comparison p strong{color:var(--ink)}.version-current{display:flex;align-items:start;gap:23px;background:var(--wash);padding:15px 24px;border-top:1px solid var(--line)}.version-current>strong{font-size:14px;white-space:nowrap;color:var(--red)}.version-current p{font-size:13px;line-height:1.85}.version-current b{font-weight:600;color:var(--ink)}
@media(max-width:800px){.version-overview{margin-bottom:20px}.version-overview-heading{display:block;padding:15px 17px}.version-overview-heading h2{font-size:18px}.version-badge{display:inline-block;margin-top:10px;font-size:11px}.version-comparison{grid-template-columns:1fr;padding:17px;gap:17px}.version-comparison article+article{border-left:0;border-top:1px solid var(--line);padding:16px 0 0}.version-comparison h3{font-size:16px;margin-bottom:8px}.version-comparison h3 span{font-size:19px}.version-comparison p{font-size:13px}.version-current{display:block;padding:14px 17px}.version-current>strong{font-size:13px}.version-current p{font-size:12px;margin-top:6px}}
.project-hero{padding:45px 0 38px}.project-heading{padding-bottom:26px;border-bottom:1px solid var(--line)}.project-heading>.eyebrow{font-size:12px;letter-spacing:1.5px}.project-heading h1{font-size:clamp(34px,3.25vw,46px);line-height:1.5;letter-spacing:.2px;margin:19px 0 21px;font-weight:700}.project-title-line{display:block}.project-title-line:last-child{color:var(--red)}.project-capabilities{display:grid;grid-template-columns:auto auto minmax(0,1fr);align-items:center;gap:14px;font-size:15px;font-weight:600;color:var(--ink)}.capability-source{background:var(--red);color:white;padding:5px 12px;border-radius:3px;white-space:nowrap}.capability-link{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:12px;font-weight:400;white-space:nowrap}.capability-link .icon{width:20px;height:20px}.capability-results{display:flex;align-items:center;flex-wrap:wrap;gap:5px 15px;list-style:none;margin:0;padding:0}.capability-results li{display:flex;align-items:center;gap:7px;line-height:1.8}.capability-results li:before{content:"";width:4px;height:4px;flex-shrink:0;border-radius:50%;background:var(--red)}.project-intro{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:32px;padding-top:28px;align-items:start}.project-intro>*{min-width:0}.project-access{margin-top:34px;padding:22px;background:var(--wash);border:1px solid var(--line);border-radius:7px}.project-access h2{font-size:20px;line-height:1.5;margin:0 0 17px}.access-links{display:grid;gap:11px}.access-link{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 16px;background:white;border:1px solid var(--line);border-radius:4px;transition:background .15s,border-color .15s}.access-link strong{display:block;font-size:15px;font-weight:600}.access-link small{display:block;margin-top:4px;font-size:12px;line-height:1.6;color:var(--muted)}.access-link>.icon{width:18px;height:18px}.access-link:hover{border-color:var(--red)}.access-link.primary{background:var(--red);border-color:var(--red);color:white}.access-link.primary small{color:#fff;opacity:.9}.access-link.primary:hover{background:var(--red-dark);border-color:var(--red-dark)}.project-access .scan-panel{gap:15px;margin-top:21px;padding-top:21px}.project-access .qr-button{flex:0 0 116px}.project-access .qr-button img{width:116px;height:116px}.project-access .scan-panel strong{display:block;font-size:14px;line-height:1.7}.project-access .scan-panel p{font-size:12px;line-height:1.8;margin:5px 0}.project-access .scan-panel a{font-size:12px}.project-video .video-stage{box-shadow:0 8px 28px #15283f14}.project-video .media-eyebrow{font-size:12px}.project-video .video-block figcaption{font-size:11px}
@media(max-width:1150px){.project-intro{grid-template-columns:minmax(0,1fr) 330px;gap:24px}.project-access{padding:18px}.project-access .qr-button{flex-basis:102px}.project-access .qr-button img{width:102px;height:102px}.project-capabilities{font-size:15px;gap:11px}.project-heading h1{font-size:38px}}
@media(max-width:800px){.project-hero{padding:29px 0 28px}.project-heading{padding-bottom:22px}.project-heading>.eyebrow{font-size:10px;letter-spacing:.6px}.project-heading h1{font-size:30px;line-height:1.5;letter-spacing:.5px;margin:17px 0 19px}.project-title-line>span{display:block}.project-capabilities{grid-template-columns:auto minmax(0,1fr);gap:12px;font-size:13px;line-height:1.9}.capability-source{padding:3px 10px}.capability-link{justify-content:flex-start}.capability-results{grid-column:1/-1;gap:5px 16px;padding:2px 0 2px 13px;border-left:2px solid #e2c8c4}.project-intro{grid-template-columns:minmax(0,1fr);gap:22px;padding-top:24px}.project-access{margin-top:0;padding:20px}.project-access h2{font-size:19px}.project-access .qr-button{flex-basis:112px}.project-access .qr-button img{width:112px;height:112px}}
.partners{grid-template-columns:1.2fr 1fr;gap:30px;align-items:center}.lead-partner{padding:24px 27px;border-left:4px solid var(--red);background:#fcf7f7}.lead-partner .small-label{color:var(--red);font-weight:600;letter-spacing:1px}.lead-partner h3{font-size:25px;margin:8px 0}.lead-partner p{font-size:13px}.tabs{gap:24px}.tabs button{font-size:14px}
@media(max-width:800px){.partners{grid-template-columns:1fr;gap:24px}.lead-partner{padding:20px}.lead-partner h3{font-size:22px}.lead-partner p{font-size:12px}.tabs{gap:20px}.tabs button{font-size:13px}}
.gallery-jump{display:flex;align-items:center;gap:12px;margin-bottom:13px;font-size:12px;color:var(--muted)}.gallery-jump>span{white-space:nowrap}.gallery-jump select{min-width:0;width:100%;font-size:12px;color:var(--ink);background:white;border:1px solid var(--line);border-radius:4px;padding:7px 8px;text-overflow:ellipsis}.sample-picker{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:0 0 24px}.sample-picker button{text-align:left;padding:12px 16px;border:1px solid var(--line);border-radius:5px;background:#fff;min-width:0}.sample-picker button strong{font-size:14px;display:block}.sample-picker button span{font-size:11px;display:block;color:var(--muted);margin-top:3px}.sample-picker button[aria-pressed=true]{border-color:var(--red);background:#fcf7f7;box-shadow:inset 3px 0 var(--red)}.sample-picker button[aria-pressed=true] strong{color:var(--red)}.sample-view[hidden]{display:none!important}.sample-book-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:34px;align-items:start}.sample-book-layout>.gallery-view>.image-open img{height:450px;max-height:none}.sample-book-copy{padding:18px 0}.sample-book-copy h2{font-size:25px;line-height:1.65;margin:10px 0 16px}.sample-book-copy>p{font-size:14px;line-height:1.95}.sample-reading-note{font-size:12px;color:var(--muted);padding:17px 0;margin:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.sample-book-copy .download-row{border-bottom:0}.version-screens{border:1px solid var(--line);border-radius:5px;padding:0 20px;margin:-10px 0 25px}.version-screens>summary{cursor:pointer;padding:14px 0;color:var(--red);font-size:14px}.version-screens>summary strong{font-weight:600}.version-screens>summary>span{font-size:12px;color:var(--muted);margin-left:18px}.version-screens[open]>summary{border-bottom:1px solid var(--line);margin-bottom:18px}.version-screen-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.version-screen-column{min-width:0}.version-screen-column h3{font-size:17px}.version-screen-column h3 span{font-size:12px;font-weight:400;color:var(--muted);margin-left:8px}.version-screen-column>p{font-size:12px;margin:5px 0 14px}.version-screen-column .gallery-view>.image-open img{height:265px;object-fit:contain}.version-screens>.note{margin:12px 0 17px}.gallery-buttons{flex-shrink:0}
@media(max-width:800px){.sample-picker{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:20px}.sample-picker button{padding:10px 11px}.sample-picker button strong{font-size:12px}.sample-picker button span{font-size:10px}.sample-book-layout,.version-screen-grid{grid-template-columns:1fr;gap:20px}.sample-book-layout>.gallery-view>.image-open img{height:370px}.sample-book-copy{padding:0}.sample-book-copy h2{font-size:21px;margin:7px 0 12px}.sample-book-copy>p{font-size:13px}.gallery-jump{display:block}.gallery-jump>span{display:block;margin-bottom:5px}.gallery-jump select{font-size:12px}.version-screens{padding:0 13px;margin:-5px 0 22px}.version-screens>summary{font-size:13px}.version-screens>summary>span{display:block;margin:4px 0 0 16px;font-size:11px}.version-screen-column .gallery-view>.image-open img{height:200px}}
.version-current .trial-focus{display:inline-block;background:var(--red);color:white;font-size:17px;font-weight:700;line-height:1.65;padding:1px 8px;border-radius:3px;margin:0 3px}.trial-notice{padding:15px 20px;margin:-9px 0 23px;border:1px solid #e6d3d0;border-left:3px solid var(--red);border-radius:3px;background:#fcf7f7}.trial-notice>strong{display:block;font-size:14px;color:var(--red);margin-bottom:4px}.trial-notice>p{font-size:13px;line-height:1.9;color:#665856}
@media(max-width:800px){.version-current>strong{white-space:normal;line-height:2}.version-current .trial-focus{font-size:16px;padding:0 7px}.trial-notice{padding:13px 15px}.trial-notice>strong{font-size:13px}.trial-notice>p{font-size:12px}}
.word-conversion-note{padding:17px 22px;margin:0 0 25px;border:1px solid #e2c8c4;border-left:4px solid var(--red);border-radius:4px;background:#fcf7f7}.word-conversion-note>strong{display:block;font-size:17px;font-weight:700;color:var(--red);margin-bottom:5px}.word-conversion-note p{font-size:14px;line-height:1.9;color:var(--ink)}.word-conversion-note b{font-weight:700}.project-hero>.word-conversion-note{margin:22px 0 0}.project-hero>.word-conversion-note+.project-intro{padding-top:25px}
@media(max-width:800px){.word-conversion-note{padding:14px 16px;margin-bottom:20px}.word-conversion-note>strong{font-size:15px}.word-conversion-note p{font-size:13px}.project-hero>.word-conversion-note{margin-top:18px}}
.transcoding-cases{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.transcoding-cases>article{display:flex;flex-direction:column;min-width:0}.transcoding-cases h3{font-size:20px}.transcoding-cases article>p{font-size:14px;line-height:1.9;margin:11px 0 20px}.transcoding-cases .gallery-view{margin-top:auto}.transcoding-cases .gallery-view>.image-open img{height:355px;object-fit:contain}.transcoding-method{margin:0 0 26px;padding:0 20px;border:1px solid #e2c8c4;border-left:3px solid var(--red);border-radius:5px;background:#fcf7f7}.transcoding-method summary{padding:14px 0;font-size:15px;color:var(--red);cursor:pointer}.transcoding-method summary strong{font-weight:600}.transcoding-method summary>span{margin-left:20px;font-size:12px;font-weight:400;color:var(--muted)}.transcoding-method[open]{padding-bottom:20px}.transcoding-method[open] summary{border-bottom:1px solid #e2c8c4}.transcoding-manual{display:grid;grid-template-columns:minmax(0,330px) minmax(0,1fr);gap:27px;margin-top:20px;align-items:center}.transcoding-manual h3{font-size:19px}.transcoding-manual p{font-size:14px;margin-top:10px;line-height:1.9}
@media(max-width:800px){.transcoding-method{padding:0 14px;margin-bottom:22px}.transcoding-method summary{font-size:14px}.transcoding-method summary>span{display:block;margin:4px 0 0 18px}.transcoding-method[open]{padding-bottom:16px}.transcoding-cases{grid-template-columns:1fr;gap:30px}.transcoding-cases h3{font-size:18px}.transcoding-cases article>p{font-size:13px}.transcoding-cases .gallery-view>.image-open img{height:310px}.transcoding-manual{grid-template-columns:1fr;gap:18px}.transcoding-manual p{font-size:13px}}
.project-heading-row{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:42px;align-items:center;padding-bottom:26px;border-bottom:1px solid var(--line)}.project-heading-row>.project-heading{min-width:0;padding-bottom:0;border-bottom:0}.project-heading-row>.word-conversion-note{margin:0;padding:18px 20px}.project-heading-row>.word-conversion-note>strong{font-size:16px;line-height:1.6}.project-heading-row>.word-conversion-note p{font-size:13px;line-height:1.9}
@media(max-width:1150px) and (min-width:901px){.project-heading-row{grid-template-columns:minmax(0,1fr) 270px;gap:26px}.project-heading-row .project-capabilities{gap:8px}.project-heading-row>.word-conversion-note{padding:16px}}
@media(max-width:900px){.project-heading-row{grid-template-columns:minmax(0,1fr);gap:20px;padding-bottom:22px}.project-heading-row>.word-conversion-note{padding:14px 16px}.project-heading-row>.word-conversion-note>strong{font-size:15px}}
@media(min-width:601px) and (max-width:900px){.project-intro{grid-template-columns:minmax(0,1fr);gap:22px}.project-access{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px 22px;margin-top:0}.project-access h2{grid-column:1/-1;margin:0}.project-access .scan-panel{margin:0;padding:0 0 0 20px;border-top:0;border-left:1px solid var(--line);gap:12px}.project-access .qr-button{flex-basis:104px}.project-access .qr-button img{width:104px;height:104px}.project-access .scan-panel strong{font-size:13px}}
.gallery-keyboard-hint{margin-top:9px;font-size:11px;line-height:1.6;color:var(--muted)}
.image-dialog[open]{display:flex;flex-direction:column}.dialog-toolbar{flex-shrink:0}.dialog-image-wrap{flex-shrink:1;min-height:0}.dialog-navigation{display:flex;align-items:center;justify-content:center;gap:12px;flex-shrink:0;padding:10px 16px;border-top:1px solid var(--line);background:white}.dialog-navigation[hidden]{display:none}.dialog-count{min-width:64px;text-align:center;font-size:13px;font-variant-numeric:tabular-nums}.dialog-keyboard-hint{font-size:12px;color:var(--muted);margin-left:9px}
@media(max-width:800px){.dialog-navigation{gap:9px;padding:9px 12px}.dialog-count{min-width:54px;font-size:12px}.dialog-keyboard-hint{font-size:11px;margin-left:3px}}
.gallery-touch-hint,.dialog-touch-hint{display:none}.gallery-view>.image-open,#slide-open,.dialog-image-wrap:not(.zoomed){touch-action:pan-y pinch-zoom}.dialog-image-wrap.zoomed{touch-action:auto}.gallery-view>.image-open img,#slide-open img,.dialog-image{-webkit-user-select:none;user-select:none;-webkit-user-drag:none}
@media(max-width:800px),(hover:none) and (pointer:coarse) and (max-height:600px){
  .image-dialog{position:fixed;inset:0;width:100vw;max-width:100vw;height:100vh;height:100dvh;max-height:none;margin:0;border:0;border-radius:0;padding:0;padding-bottom:env(safe-area-inset-bottom,0px);box-shadow:none;background:#0d1723;color:#f4f7fb;overflow:hidden}
  .image-dialog::backdrop{background:#0d1723}
  .dialog-toolbar{gap:8px;padding:4px 10px;padding-top:calc(4px + env(safe-area-inset-top,0px));padding-left:max(10px,env(safe-area-inset-left,0px));padding-right:max(10px,env(safe-area-inset-right,0px));border-bottom:1px solid #334252;background:#13202e;font-size:13px;flex-shrink:0}
  .dialog-caption{flex:1;min-width:0;line-height:1.5;color:#f4f7fb}
  .dialog-toolbar>div{gap:5px;flex-shrink:0}
  .image-dialog button{min-width:44px;min-height:44px;flex-shrink:0}
  .image-dialog .icon-button{width:44px;height:44px;background:#203143;border-color:#415368;color:#f4f7fb}
  .image-dialog .dialog-zoom{padding:8px 10px;border:1px solid #415368;border-radius:4px;background:#203143;color:#f4f7fb;font-size:12px}
  .dialog-image-wrap{flex:1 1 0;min-height:0;width:100%;height:0;max-height:none;padding:0;padding-left:env(safe-area-inset-left,0px);padding-right:env(safe-area-inset-right,0px);overflow:hidden;background:#0d1723;display:flex;align-items:center;justify-content:center;overscroll-behavior:contain}
  .dialog-image-wrap:not(.zoomed) .dialog-image{display:block;width:100%;height:100%;max-width:100%;max-height:100%;object-fit:contain}
  .dialog-image-wrap.zoomed{display:block;overflow:auto;-webkit-overflow-scrolling:touch;touch-action:auto}
  .dialog-image-wrap.zoomed .dialog-image{width:auto;height:auto;max-width:none;max-height:none;margin:auto}
  .dialog-navigation{gap:9px;padding:4px 10px;padding-left:max(10px,env(safe-area-inset-left,0px));padding-right:max(10px,env(safe-area-inset-right,0px));border-top:1px solid #334252;background:#13202e;color:#f4f7fb;flex-shrink:0}
  .dialog-count{min-width:48px;font-size:12px;color:#f4f7fb}
  .gallery-keyboard-hint,.dialog-keyboard-hint{display:none}
  .gallery-touch-hint{display:block;margin-top:9px;font-size:11px;line-height:1.6;color:var(--muted)}
  .dialog-touch-hint{display:inline;font-size:11px;line-height:1.5;color:#b9c8d8;margin-left:3px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media print{.site-header,.site-footer,.tabs,.button,.image-expand,.slide-thumbs,.image-dialog,.toast{display:none!important}.container{width:100%}.tab-panel[hidden]{display:block!important}video{display:none}.hero,.split,.testing-grid,.resource-layout{display:block}.page-heading{padding:10px 0}.tab-panel{break-inside:avoid}}