/* Silver mist — one source for layout, surfaces and responsive behavior. */
:root{color-scheme:dark;--bg:#111720;--fg:#f1f5fa;--muted:#b3becc;--line:#b9c9dd26;--glass:#ffffff06;--accent:#c3d9f2;--shadow:#0002;--nav:#111720;--surface:#1a222d}
html[data-mode=light]{color-scheme:light;--bg:#f8fafc;--fg:#243247;--muted:#526176;--line:#31466324;--glass:#31466305;--accent:#395b82;--shadow:#2432470d;--nav:#f8fafc;--surface:#edf2f7}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif;-webkit-font-smoothing:antialiased;isolation:isolate}
/* Light belongs behind the content: no white overlay over the icons. */
body:before{content:'';position:absolute;inset:72px 0 auto;height:760px;max-height:90svh;z-index:-1;pointer-events:none;background:radial-gradient(ellipse 42% 44% at 50% 52%,#799dcc14,transparent 100%)}
html[data-mode=light] body:before{background:radial-gradient(ellipse 42% 44% at 50% 52%,#dbe7f36b,transparent 100%)}
a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer;color:inherit}a,button{-webkit-tap-highlight-color:transparent}button{transition:background .2s,border-color .2s,color .2s,transform .2s,box-shadow .2s}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:4px}h1,h2,h3,p{margin:0}.symbols,.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
header{position:sticky;top:0;z-index:20;width:100%;background:var(--nav);box-shadow:inset 0 -1px var(--line)}.header-inner{width:calc(100% - 64px);max-width:1160px;height:72px;margin:auto;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:9px;flex-shrink:0}.brand svg{width:29px;height:29px}.brand-type{font-size:18px;font-weight:650;line-height:1.25}.brand small{display:block;font-size:8px;font-weight:400;letter-spacing:.7px;margin-top:4px;color:var(--muted)}nav{display:flex;align-items:center;margin-left:auto;gap:28px;font-size:13px}nav button{border:0;background:none;font-size:13px}nav a,nav button{position:relative;min-height:40px;display:flex;align-items:center;padding:7px 0;transition:color .2s}nav a:after,nav button:after{content:'';position:absolute;left:0;right:0;bottom:3px;height:2px;border-radius:2px;background:var(--accent);transform:scaleX(0);transition:transform .22s}nav a[aria-current]:after,nav button[aria-expanded=true]:after{transform:scaleX(1)}nav a:hover,nav button:hover{color:var(--accent)}.preferences{display:flex;gap:7px;padding-left:22px;border-left:1px solid var(--line)}.preferences button{min-width:39px;min-height:34px;padding:7px;border:1px solid var(--line);border-radius:9px;background:var(--glass);font-size:11px;color:var(--muted)}.preferences button:hover{border-color:var(--muted);color:var(--fg)}
.hero{min-height:calc(100svh - 72px);max-width:1200px;margin:auto;padding:26px 32px 20px;display:flex;flex-direction:column;align-items:center;text-align:center;overflow:clip}.hero-copy{width:100%;position:relative;z-index:1}h1{font-size:clamp(46px,4.6vw,66px);font-weight:600;letter-spacing:-2px;line-height:1.16}.headline-lead{display:block;font-size:.47em;font-weight:450;letter-spacing:-.6px;margin-bottom:10px;color:var(--muted)}.headline-main{display:block;width:fit-content;margin:auto;color:#d2e3f5;background:linear-gradient(108deg,#f5f8fc,#b9d3ed);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;filter:none}html[data-mode=light] .headline-main{background-image:linear-gradient(108deg,#243247,#456d98);filter:none}.hero-summary{font-size:14px;line-height:1.8;color:var(--muted);max-width:540px;margin:17px auto 0;text-wrap:balance}.hero-summary span{display:inline-block}.actions{display:flex;justify-content:center;margin-top:18px}.download{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border:1px solid transparent;border-radius:11px;background:#dce8f5;color:#243348;font-size:14px;font-weight:600;box-shadow:none;transition:transform .2s,box-shadow .2s}.download:hover{transform:translateY(-2px);box-shadow:none}.download svg{width:20px;height:20px}html[data-mode=light] .download{background:#304c6d;border-color:transparent;color:white;box-shadow:none}.compat{font-size:12px;color:var(--muted);line-height:1.8;margin:12px auto 0;max-width:510px}
.art{position:relative;width:min(920px,100%);flex:1;min-height:290px;display:flex;flex-direction:column;justify-content:center}#scene-shell{height:clamp(245px,33vh,360px);position:relative;isolation:isolate}#scene{position:absolute;inset:0;touch-action:pan-y}#scene canvas{display:block;width:100%;height:100%}#scene-fallback{position:absolute;inset:20%;pointer-events:none}#scene-fallback span{display:block;width:100%;height:100%;background-repeat:no-repeat}.scene-ready #scene-fallback{display:none}.scene-tabs{display:flex;align-self:center;position:relative;z-index:2;gap:3px;padding:4px;border:1px solid var(--line);border-radius:12px;background:transparent;box-shadow:none}.scene-tabs button{font-size:12px;padding:7px 19px;border:1px solid transparent;border-radius:8px;background:none;color:var(--muted)}.scene-tabs button[aria-pressed=true]{color:var(--fg);background:var(--line);border-color:var(--line);box-shadow:none}.scene-tabs button:hover{color:var(--fg);background:var(--glass)}
.hero-benefits{width:min(100%,960px);display:grid;grid-template-columns:repeat(4,1fr);margin-top:17px;padding-top:17px;border-top:1px solid var(--line)}.hero-benefits p{padding:0 15px;border-right:1px solid var(--line)}.hero-benefits p:last-child{border:0}.hero-benefits strong{display:block;font-size:13px;font-weight:600}.hero-benefits span{display:block;font-size:12px;line-height:1.6;margin-top:5px;color:var(--muted)}.edition{display:flex;justify-content:center;gap:26px;padding:26px 22px 12px;font-size:12px;color:var(--muted)}.edition span+span{border-left:1px solid var(--line);padding-left:26px}
.features,.page-section,footer{width:calc(100% - 64px);max-width:1080px;margin:0 auto}.features{padding:60px 0}.feature-copy{text-align:center;margin-bottom:28px}.feature-copy h2,.page-section h2{font-size:30px;line-height:1.35;font-weight:550;letter-spacing:-.8px}.demo-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px}.demo-wrap{min-width:0;padding:24px;border:1px solid transparent;border-radius:20px;background:var(--surface);box-shadow:none}.panel-heading h3{font-size:17px;font-weight:550;margin-bottom:9px}.panel-heading p{font-size:13px;line-height:1.7;color:var(--muted)}.demo-content,.custom-display{height:210px;padding:15px 5px;display:flex;align-items:center;justify-content:center}.folders{width:100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.folder{text-align:center}.folder-art{position:relative;max-width:100%;width:85px;height:70px;margin:auto}.skin-art{display:block;position:absolute;top:0;bottom:0;left:50%;height:100%;aspect-ratio:1;translate:-50% 0;background-repeat:no-repeat;opacity:0;transform:scale(.8);transition:opacity .4s,transform .5s;transition-delay:var(--delay,0ms)}.default-folder{position:absolute;inset:21px 9px 6px;border-radius:4px;background:linear-gradient(165deg,#afddf3,#83bddf 35%,#6fa1c4);border:1px solid #b6d9f16b;box-shadow:inset 0 1px 0 #ecf9ffb3,0 4px 8px #0001;transition:opacity .4s,transform .5s;transition-delay:var(--delay,0ms)}.default-folder:before{content:'';position:absolute;left:0;top:-6px;width:40%;height:9px;background:#a3cce3;border-radius:3px 3px 0 0}.changed .skin-art{opacity:1;transform:scale(1)}.changed .default-folder{opacity:0;transform:scale(.8)}.folder-name{display:block;font-size:11px;color:var(--muted);margin-top:3px}.custom-skin{width:180px;height:180px;position:relative;flex-shrink:0}.custom-art{display:block;position:absolute;inset:0;background-repeat:no-repeat;transform-origin:0 0}#custom-label{position:absolute;top:52%;left:18%;width:64%;height:21%;font-family:-apple-system,BlinkMacSystemFont,sans-serif;font-size:31.62px;line-height:1.21;text-align:left;color:rgb(255,250,232);text-shadow:0 .408px 1.428px rgba(38,43,61,.5);font-weight:700;overflow:hidden;white-space:nowrap}.demo-toolbar,.text-edit{min-height:118px;border-top:1px solid var(--line);padding:15px 0 0;display:flex;flex-direction:column;align-items:flex-start;gap:10px;font-size:12px;color:var(--muted)}.demo-toolbar button,#use-theme{min-height:39px;padding:9px 17px;border:1px solid var(--line);border-radius:9px;background:var(--glass);color:var(--fg);font-size:12px}.demo-toolbar button:hover,#use-theme:hover{border-color:var(--muted);background:var(--line)}.text-edit label{color:var(--fg)}.text-edit input{width:100%;height:39px;padding:8px 12px;border:1px solid var(--line);border-radius:9px;background:var(--glass);color:var(--fg);font-size:14px;transition:border-color .2s,box-shadow .2s}.text-edit input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--glass)}.text-edit>span{font-size:11px;line-height:1.5}.text-edit #editable-choice{border:0;background:none;color:var(--accent);padding:0;text-decoration:underline;font-size:12px}.text-edit:has(#editable-choice:not([hidden])) input{display:none}
.page-section{padding:56px 0;border-top:1px solid var(--line)}.section-description{font-size:14px;color:var(--muted);line-height:1.9;margin-top:12px}.collection-tools{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:25px 0}.collection-tools #gallery-status{font-size:12px;color:var(--muted);white-space:nowrap}#filters{display:flex;flex-wrap:wrap;gap:5px}#filters button{background:none;border:1px solid transparent;border-radius:9px;padding:8px 11px;font-size:12px;color:var(--muted)}#filters button[aria-pressed=true]{border-color:var(--line);color:var(--fg);background:var(--glass)}#filters button:hover{color:var(--fg);background:var(--glass)}#gallery{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:28px 18px}.theme-card{text-align:left;min-width:0;border:0;padding:0;background:none;color:var(--fg)}.theme-cover{position:relative;display:block;aspect-ratio:1.18;background:var(--surface);border:1px solid transparent;border-radius:14px;overflow:hidden;transition:box-shadow .25s,transform .25s}.gallery-icon{position:absolute;top:50%;left:16%;width:68%;aspect-ratio:1;translate:0 -50%;display:block;background-repeat:no-repeat;transition:opacity .3s,transform .3s}.gallery-icon.alternate{opacity:0}.theme-card:hover .gallery-icon:first-child{opacity:0}.theme-card:hover .gallery-icon.alternate{opacity:1;transform:translateY(-3px)}.theme-card:focus-visible .theme-cover,.theme-card:hover .theme-cover{box-shadow:none;transform:translateY(-2px)}.theme-name{display:block;font-size:14px;margin-top:12px;font-weight:500}.theme-meta{display:block;font-size:12px;color:var(--muted);margin-top:5px}.download-section{text-align:center}.download-section .download{margin-top:23px}.download-meta{font-size:12px;margin-top:15px;color:var(--muted)}.install-notes{max-width:620px;margin:28px auto 0;text-align:left;padding:22px;border:1px solid var(--line);border-radius:14px;background:var(--glass)}.install-notes h3{font-size:15px;font-weight:550}.install-notes p{font-size:13px;line-height:1.9;color:var(--muted);margin-top:9px}.faq{max-width:800px}.faq h2{margin-bottom:18px}.faq details{border-bottom:1px solid var(--line);padding:18px 0}.faq summary{font-size:15px;cursor:pointer;min-height:28px}.faq details p{font-size:14px;color:var(--muted);line-height:1.9;margin-top:13px}.faq details[open]{background:var(--glass)}footer{padding:26px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;font-size:12px;color:var(--muted)}footer>div{display:flex;gap:20px;flex-wrap:wrap}footer a:hover{text-decoration:underline}.footer-brand{font-weight:550;color:var(--fg)}
dialog{color:var(--fg);background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 100px #0005}dialog::backdrop{background:#080e18b3}body:has(dialog[open]){overflow:hidden}#about-dialog{width:min(540px,calc(100% - 36px));padding:38px;max-height:85svh}#about-close{display:block;margin-left:auto;background:none;border:0;color:var(--muted);font-size:12px;padding:0 0 20px}.about-kicker{font-size:10px!important;letter-spacing:1.2px}#about-title{font-size:27px;line-height:1.5;font-weight:550;letter-spacing:-.5px;margin:20px 0 24px}#about-dialog p{font-size:13px;line-height:2;color:var(--muted);margin:12px 0}#theme-dialog{width:min(900px,calc(100% - 36px));max-height:85svh;overflow:auto;padding:24px}.theme-dialog-top{display:flex;align-items:center;justify-content:space-between;gap:16px;position:sticky;top:-24px;background:var(--surface);padding:10px 0;z-index:2}.theme-dialog-top h2{font-size:25px;font-weight:550}#theme-close{padding:9px 14px;border:1px solid var(--line);border-radius:9px;background:var(--glass);font-size:13px}#theme-subtitle{font-size:13px;line-height:1.8;color:var(--muted);margin:10px 0 20px}#theme-icons{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}#theme-icons button{border:1px solid var(--line);border-radius:12px;background:var(--glass);aspect-ratio:1;position:relative}#theme-icons button:hover{transform:translateY(-3px);border-color:var(--muted)}#theme-icons button[aria-pressed=true]{border-color:var(--accent);box-shadow:0 0 0 2px var(--line)}#theme-icons button span{display:block;position:absolute;inset:6%;background-repeat:no-repeat}.theme-dialog-bottom{position:sticky;bottom:-24px;display:flex;gap:15px;justify-content:space-between;align-items:center;background:var(--surface);border-top:1px solid var(--line);padding:18px 0 7px;margin-top:20px}
button:active,.download:active{transform:scale(.97)}.ui-feedback{animation:control-response .3s ease-out}@keyframes control-response{0%{transform:scale(.96)}65%{transform:scale(1.025)}100%{transform:scale(1)}}
@media(min-width:801px) and (max-height:760px){.hero{padding-top:18px;padding-bottom:15px}h1{font-size:49px}.headline-lead{margin-bottom:7px}.hero-summary{margin-top:12px}.actions{margin-top:15px}.compat{margin-top:10px}.art{min-height:270px}#scene-shell{height:230px}.hero-benefits{margin-top:10px;padding-top:12px}.hero-benefits span{margin-top:4px}}
@media(max-width:1100px){#gallery{grid-template-columns:repeat(4,minmax(0,1fr))}.collection-tools{align-items:flex-start;flex-direction:column;gap:10px}}
@media(max-width:800px){.header-inner{width:calc(100% - 40px);height:66px;gap:17px}.brand-type{font-size:16px}.brand svg{width:25px;height:25px}nav{gap:18px;font-size:12px}nav button{font-size:12px}.preferences{padding-left:13px;gap:5px}.preferences button{font-size:11px;min-width:32px;min-height:36px}.hero{min-height:calc(100svh - 66px);padding:24px 22px 18px}h1{font-size:46px;letter-spacing:-1.4px}.hero-summary{font-size:13px;max-width:440px}.art{min-height:280px;max-width:660px}#scene-shell{height:245px}.hero-benefits p{padding:0 7px}.hero-benefits span{font-size:11px}.features,.page-section,footer{width:calc(100% - 44px)}.features{padding:42px 0}.demo-wrap{padding:18px}.demo-content,.custom-display{height:190px}.folder-art{width:70px;height:58px}.folders{gap:12px 6px}.page-section{padding:42px 0}.feature-copy h2,.page-section h2{font-size:27px}.edition{font-size:11px;gap:16px}.edition span+span{padding-left:16px}}
@media(max-width:700px){#gallery{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px 12px}.theme-name{font-size:13px}.theme-meta{font-size:11px;line-height:1.6}#theme-icons{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.demo-pair{grid-template-columns:1fr}.folder-art{width:85px;height:70px}.demo-content,.custom-display{height:210px}}
@media(max-width:480px){.header-inner{width:calc(100% - 28px);gap:8px;height:62px}.brand{gap:5px}.brand-type{font-size:13px}.brand small{display:none}.brand svg{width:21px;height:23px}nav{gap:9px;font-size:11px}nav button{font-size:11px}.preferences{padding-left:7px;gap:4px}.preferences button{min-width:31px;padding:5px 3px}.hero{min-height:calc(100svh - 62px);padding:27px 16px 18px}h1{font-size:41px}.hero-summary{max-width:300px;font-size:13px;line-height:1.75}.compat{max-width:310px;font-size:11px}.art{min-height:270px;max-width:400px}#scene-shell{height:235px}.hero-benefits{grid-template-columns:repeat(2,1fr);gap:13px 0}.hero-benefits p:nth-child(2){border:0}.hero-benefits strong{font-size:12px}.scene-tabs button{padding:7px 15px;font-size:11px}.features,.page-section,footer{width:calc(100% - 36px)}.demo-wrap{padding:18px}.edition{gap:12px;font-size:10px;line-height:1.8}.edition span+span{padding-left:12px}.section-description{font-size:13px}#filters button{min-height:40px;padding:7px 9px}.faq summary{font-size:14px}.theme-dialog-top h2{font-size:21px}.theme-dialog-bottom{gap:8px}.theme-dialog-bottom .download,#use-theme{font-size:12px;padding:10px}footer>div{flex-direction:column;gap:8px}#about-dialog{padding:24px}#about-title{font-size:24px}}
@media(max-width:360px){#gallery{grid-template-columns:repeat(2,minmax(0,1fr))}.brand svg{display:none}.header-inner{gap:5px}.preferences{padding-left:5px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}button:active,.download:active{transform:none}}

/* Local polish: interactive demos only. */
#features .demo-pair{gap:24px}
#features .demo-wrap{padding:28px 28px 22px;background:linear-gradient(150deg,#ffffff05,transparent 65%),var(--surface);border:1px solid var(--line);box-shadow:inset 0 1px 0 #ffffff08}
html[data-mode=light] #features .demo-wrap{background:linear-gradient(155deg,#ffffff,#f2f6fb);border-color:#31466314;box-shadow:inset 0 1px 0 #fff,0 8px 28px #24324704}
#features .panel-heading{min-height:68px}
#features .panel-heading p{max-width:35em}
#features .demo-content,#features .custom-display{height:240px;padding:20px 4px}
#features .folder-art{width:96px;height:80px}
#features .folders{gap:20px 16px}
#features .folder-name{margin-top:6px}
#features .custom-skin{width:204px;height:204px}
#features .demo-toolbar{min-height:94px;flex-direction:row;align-items:center;justify-content:space-between;gap:12px;padding-top:18px}
#features .demo-toolbar button{flex-shrink:0;min-height:42px}
#features .text-edit{min-height:94px;display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;column-gap:16px;row-gap:8px;padding-top:18px}
#features .text-edit>span,#features .text-edit #editable-choice{grid-column:1/-1}
#features .text-edit input{height:42px;background:var(--bg)}
#features .demo-toolbar,#features .text-edit{border-top-color:var(--line)}
@media(min-width:601px) and (max-width:900px){#features .demo-wrap{padding:22px 20px 18px}#features .demo-content,#features .custom-display{height:220px}#features .folders{gap:18px 8px}#features .folder-art{width:78px;height:68px}#features .demo-toolbar{flex-wrap:wrap}#features .text-edit{column-gap:10px}}
@media(max-width:600px){#features .demo-pair{gap:20px}#features .demo-wrap{padding:24px 20px 20px}#features .panel-heading{min-height:0}#features .demo-content,#features .custom-display{height:232px}#features .folders{gap:18px 8px}#features .folder-art{width:86px;height:74px}#features .demo-toolbar{flex-wrap:wrap}#features .text-edit{column-gap:12px}}


/* Hero refinement: all rules are scoped to the opening section. */
#home{position:relative;isolation:isolate;padding-top:clamp(32px,5vh,56px);padding-bottom:26px}
#home::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse 38% 38% at 23% 36%,#668ddc24,transparent 100%),radial-gradient(ellipse 33% 39% at 78% 42%,#ae88d922,transparent 100%),radial-gradient(ellipse 55% 24% at 50% 78%,#8fbfdf16,transparent 100%)}
html[data-mode=light] #home::before{background:radial-gradient(ellipse 38% 38% at 23% 36%,#aac9f638,transparent 100%),radial-gradient(ellipse 33% 39% at 78% 42%,#d8c7ed40,transparent 100%),radial-gradient(ellipse 55% 24% at 50% 78%,#b9dfef30,transparent 100%)}
#home h1{font-size:clamp(48px,5.1vw,74px);font-weight:650;line-height:1.18;letter-spacing:-2px}
#home .headline-lead{font-size:.43em;letter-spacing:-.6px;margin-bottom:12px;font-weight:450}
#home .headline-main{padding:0 .06em .06em;background-image:linear-gradient(112deg,#b7e6ff 6%,#d5ceff 49%,#f0c8e5 94%);filter:drop-shadow(0 4px 24px #ada0ed26)}
html[data-mode=light] #home .headline-main{background-image:linear-gradient(112deg,#276b91 6%,#6858a2 49%,#9a4b7d 94%);filter:drop-shadow(0 4px 20px #a4b3de20)}
#home .hero-summary{font-size:15px;line-height:1.8;margin-top:15px}
#home .actions{margin-top:22px}
#home .download{min-height:48px;padding:12px 24px;gap:9px;border-radius:12px;background:linear-gradient(155deg,#f6faff,#ccdceb);border:1px solid #ffffff8c;color:#25384b;box-shadow:inset 0 1px 0 #fff,0 5px 20px #0002;transition:transform .2s,box-shadow .2s}
#home .download svg{width:23px;height:23px;flex-shrink:0}
#home .download:hover{transform:translateY(-2px);box-shadow:inset 0 1px 0 #fff,0 8px 24px #0003}
html[data-mode=light] #home .download{background:linear-gradient(150deg,#4b617a,#293b52);color:#fff;border-color:#526780;box-shadow:inset 0 1px 0 #ffffff40,0 5px 18px #23334624}
html[data-mode=light] #home .download:hover{box-shadow:inset 0 1px 0 #ffffff50,0 8px 24px #23334630}
#home .compat{margin-top:13px;line-height:1.6}
#home .art{margin-top:5px;min-height:280px}
#home .hero-benefits{margin-top:12px;padding-top:20px}
@media(min-width:801px) and (max-height:800px){#home{padding-top:24px;padding-bottom:20px}#home h1{font-size:58px}#home .headline-lead{margin-bottom:8px}#home .hero-summary{margin-top:10px}#home .actions{margin-top:15px}#home .art{min-height:248px}#home #scene-shell{height:218px}#home .hero-benefits{padding-top:14px}}
@media(max-width:800px){#home{padding-top:32px;padding-bottom:24px}#home h1{font-size:56px}#home .hero-summary{font-size:14px;max-width:430px}#home .hero-benefits{padding-top:17px}}
@media(max-width:480px){#home{padding:30px 18px 22px}#home h1{font-size:clamp(37px,10.8vw,50px);letter-spacing:-1.4px}#home .headline-lead{font-size:.5em;letter-spacing:-.4px;margin-bottom:12px}#home .hero-summary{font-size:13px;max-width:300px;margin-top:14px}#home .actions{margin-top:19px}#home .download{font-size:14px;min-height:48px}#home .art{min-height:252px;margin-top:0}#home #scene-shell{height:218px}#home .hero-benefits{margin-top:13px;gap:16px 0}#home .compat{font-size:11px}}
@media(prefers-reduced-motion:reduce){#home .download:hover{transform:none}}

/* Secondary help entry beside the existing installation guidance. */
.download-help{margin-top:12px;font-size:13px;color:var(--muted)}
.download-help a{display:inline-block;padding:7px 10px;text-decoration:underline;text-underline-offset:4px}
.download-help a:hover{color:var(--fg)}

/* Give the wider hero orbit room without changing the other demos. */
#home #scene-shell{height:clamp(280px,36vh,330px)}
#home .art{min-height:325px}
@media(min-width:801px) and (max-height:800px){#home #scene-shell{height:250px}#home .art{min-height:295px}}
@media(max-width:800px){#home #scene-shell{height:280px}#home .art{min-height:325px}}
@media(max-width:480px){#home #scene-shell{height:244px}#home .art{min-height:290px}}

/* Compact theme collection, within the shared 1080px content boundary. */
#collection{width:calc(100% - 96px);max-width:1080px;scroll-margin-top:88px}
#collection>h2,#collection>.section-description{text-align:center}
#collection .collection-tools{margin:28px 0 24px;gap:14px}
#collection #gallery{grid-template-columns:repeat(6,minmax(0,1fr));gap:26px 18px}
#collection .theme-cover{border-radius:12px;aspect-ratio:1.12}
#collection .theme-name{font-size:13px;line-height:1.5;margin-top:10px}
#collection .theme-meta{font-size:11px;line-height:1.6;margin-top:3px}
@media(max-width:1100px){#collection #gallery{grid-template-columns:repeat(5,minmax(0,1fr))}}
@media(max-width:900px){#collection{width:calc(100% - 64px)}#collection #gallery{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px 16px}}
@media(max-width:680px){#collection{width:calc(100% - 44px)}#collection #gallery{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:480px){#collection{width:calc(100% - 36px);scroll-margin-top:78px}#collection #gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 14px}#collection .collection-tools{margin:22px 0}#collection .theme-name{font-size:13px}}



/* Match the shared content edge; compensate Chinese terminal punctuation optically. */
.header-inner{max-width:1080px}
html[lang=zh-CN] #home .headline-main{transform:translateX(calc(.5em - 1px))}
html[lang=zh-CN] #home .headline-lead{transform:translateX(calc(.5em - .3px))}
@media(max-width:480px){html[lang=zh-CN] #home .headline-main{transform:translateX(calc(.5em - .7px))}html[lang=zh-CN] #home .headline-lead{transform:translateX(calc(.5em - .2px))}}


/* Quiet native disclosure controls with keyboard and expanded-state semantics. */
#download .install-notes{max-width:560px;margin:32px auto 0;padding:0;border:0;border-radius:0;background:none;text-align:center}
#download .install-notes summary{display:block;list-style:none;cursor:pointer;width:fit-content;min-width:120px;margin:auto;padding:8px 14px;font-size:15px;font-weight:550;line-height:1.6}
#download .install-notes summary::-webkit-details-marker,#faq summary::-webkit-details-marker{display:none}
#download .install-notes summary::after{content:"";display:block;width:7px;height:7px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg);margin:9px auto 3px;opacity:.65}
#download .install-notes[open] summary::after{transform:rotate(225deg);margin-top:13px;margin-bottom:0}
#download .install-notes p{font-size:13px;line-height:1.9;margin:16px 0 0;text-wrap:pretty}
#faq{max-width:680px;text-align:left}
#faq h2{text-align:center;margin-bottom:28px}
#faq .faq-item,#faq .faq-item[open]{margin:0;padding:0;border:0;border-radius:0;background:none;box-shadow:none}
#faq .faq-item summary{list-style:none;display:grid;grid-template-columns:30px minmax(0,1fr) 16px;column-gap:12px;align-items:start;cursor:pointer;padding:17px 0;font-size:15px;font-weight:500;line-height:1.6;min-height:54px}
#faq .faq-item summary::before{content:attr(data-number);font-size:11px;line-height:24px;color:var(--muted);font-weight:400}
#faq .faq-item summary::after{content:"+";font-size:20px;font-weight:300;line-height:24px;text-align:center;color:var(--muted)}
#faq .faq-item[open] summary::after{content:"−"}
#faq .faq-item p{margin:0 28px 20px 42px;font-size:14px;color:var(--muted);line-height:1.9;text-wrap:pretty}
#faq summary:focus-visible,#installation summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:4px}
@media(max-width:480px){#faq .faq-item summary{font-size:14px;column-gap:8px;grid-template-columns:26px minmax(0,1fr) 16px}#faq .faq-item p{margin-left:34px;margin-right:24px;font-size:13px}}

/* A single disclosure for the complete FAQ, matching installation. */
#faq .faq-disclosure,#faq .faq-disclosure[open]{border:0;padding:0;background:none}
#faq .faq-toggle{display:block;list-style:none;width:fit-content;margin:0 auto;padding:8px 14px;text-align:center;cursor:pointer;font-size:30px;line-height:1.35;font-weight:550;letter-spacing:-.8px}
#faq .faq-toggle::before{content:none}
#faq .faq-toggle::after{content:"";display:block;width:7px;height:7px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:rotate(45deg);margin:13px auto 3px;opacity:.65}
#faq .faq-disclosure[open]>.faq-toggle::after{transform:rotate(225deg)}
#faq .faq-answers{margin-top:30px}
#faq .faq-item{margin:0 0 28px}
#faq .faq-item:last-child{margin-bottom:0}
#faq .faq-item h3{display:grid;grid-template-columns:30px minmax(0,1fr);gap:12px;margin:0 0 9px;font-size:15px;font-weight:500;line-height:1.6}
#faq .faq-item h3::before{content:attr(data-number);font-size:11px;line-height:24px;color:var(--muted);font-weight:400}
#faq .faq-item p{margin:0 0 0 42px}
@media(max-width:800px){#faq .faq-toggle{font-size:27px}}
@media(max-width:480px){#faq .faq-item h3{grid-template-columns:26px minmax(0,1fr);gap:8px;font-size:14px}#faq .faq-item p{margin-left:34px}}

/* Soft shared atmosphere below the hero; fading edges keep sections continuous. */
#features,#collection,#download,#faq{position:relative;isolation:isolate}
#features::before,#collection::before,#download::before,#faq::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse 58% 58% at 22% 42%,#658bc52e,transparent 100%),radial-gradient(ellipse 54% 62% at 80% 55%,#9675b82b,transparent 100%)}
html[data-mode=light] #features::before,html[data-mode=light] #collection::before,html[data-mode=light] #download::before,html[data-mode=light] #faq::before{background:radial-gradient(ellipse 52% 48% at 22% 42%,#b0d3f220,transparent 100%),radial-gradient(ellipse 48% 52% at 80% 55%,#d4bce91c,transparent 100%)}
#features .mood-accent{color:#d5ceef;background:linear-gradient(110deg,#b7d5e9,#c9bfe4 60%,#dec1d5);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}
html[data-mode=light] #features .mood-accent{color:#68567d;background-image:linear-gradient(110deg,#3c687e,#665782 60%,#80566f)}
@media(forced-colors:active){#features .mood-accent{background:none;-webkit-text-fill-color:currentColor}}

html[data-mode=dark] #collection::before{background-position:0 0;transform:scaleX(-1)}
html[data-mode=dark] #download::before{background:radial-gradient(ellipse 62% 62% at 38% 40%,#658bc530,transparent 100%),radial-gradient(ellipse 46% 58% at 76% 68%,#9675b82a,transparent 100%)}

html[data-mode=dark] #features::before,html[data-mode=dark] #collection::before,html[data-mode=dark] #download::before,html[data-mode=dark] #faq::before{mask-image:radial-gradient(ellipse 70% 75% at 50% 50%,#000 35%,transparent 72%)}

/* Fade only the hero light layer before its clipped side edges. */
#home::before{mask-image:linear-gradient(to right,transparent,#000 9%,#000 91%,transparent)}

/* Equal compact controls; the bulb indicates whether the light theme is on. */
.preferences button{width:34px;height:34px;min-width:34px;min-height:34px;padding:0;display:inline-flex;align-items:center;justify-content:center;font-size:11px}
#appearance svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
#appearance .bulb-rays{opacity:0}
#appearance.is-on .bulb-rays{opacity:1}
#appearance.is-on .bulb-glow{fill:currentColor;fill-opacity:.2}
@media(max-width:480px){.preferences button{width:32px;height:32px;min-width:32px;min-height:32px}}