:root{color-scheme:light;--ink:#111;--muted:#737373;--line:#e8e8e8;--soft:#f6f6f6;--font:Arial,"PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:98px}
body{margin:0;color:var(--ink);background:#fff;font-family:var(--font);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit;color:inherit}
button,a,input,select,summary{-webkit-tap-highlight-color:transparent}
button,a{touch-action:manipulation}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
button{border:0;background:none}
img{display:block;max-width:100%}
[hidden]{display:none!important}
:focus-visible{outline:2px solid #555;outline-offset:5px}
::selection{background:#d8e8ff}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.skip-link{position:fixed;top:8px;left:8px;z-index:20;background:#111;color:#fff;padding:10px 18px;transform:translateY(-150%)}
.skip-link:focus{transform:translateY(0)}
.header{height:80px;padding:0 36px;display:flex;align-items:center;gap:44px;position:relative;z-index:5;background:#fff}
.brand{display:flex;align-items:center;gap:10px;white-space:nowrap;font-size:20px;font-weight:650;letter-spacing:-.7px}
.brand-divider{font-weight:400;color:#9b9b9b;margin:0 3px}
.navigation{display:flex;align-items:center;gap:30px;font-size:14px}
.navigation a,.footer-links a{transition:color .16s}
.navigation a:hover,.footer-links a:hover{color:var(--muted)}
.header-action{margin-left:auto;display:flex;align-items:center;gap:17px;background:#111;color:#fff;border-radius:30px;padding:9px 19px;font-size:14px;white-space:nowrap}
.header-action:hover,.button-dark:hover{background:#333}
.menu-button{display:none;width:40px;height:40px;padding:10px}
.menu-button span{display:block;width:21px;height:1px;background:#111;margin:6px 0;transition:transform .2s}
.mobile-navigation{position:absolute;top:72px;left:0;right:0;padding:12px 24px 22px;background:#fff;border-bottom:1px solid var(--line);z-index:4}
.mobile-navigation a{display:flex;justify-content:space-between;padding:13px 0;font-size:17px}
.hero{text-align:center;padding:81px 24px 76px}
.eyebrow{margin:0;color:var(--muted);font-size:11px;font-weight:500;letter-spacing:1.6px;line-height:1.5}
h1{font-size:clamp(38px,4.4vw,62px);font-weight:500;letter-spacing:-2.5px;line-height:1.19;margin:22px 0 21px}
.hero-description{font-size:17px;color:#777;margin:0 0 32px;font-weight:400}
.search{margin:0 auto;max-width:640px;position:relative;display:flex;align-items:center;height:76px;border:1px solid #dedede;border-radius:21px;padding:10px 13px 10px 23px;box-shadow:0 2px 7px #00000004;transition:box-shadow .2s,border-color .2s}
.search:focus-within{border-color:#aaa;box-shadow:0 2px 12px #00000008}
.search input{width:100%;height:100%;border:0;background:transparent;outline:none;min-width:0;font-size:16px}
.search input::placeholder{color:#888}
.search-submit{flex-shrink:0;width:39px;height:39px;border-radius:50%;background:#f2f2f2;color:#656565;font-size:25px;line-height:1;transition:background .2s,color .2s}
.search-submit:hover{background:#111;color:#fff}
.filter-pills{display:flex;justify-content:center;gap:9px;margin-top:19px;flex-wrap:wrap}
.filter-pills button{border:1px solid var(--line);border-radius:28px;padding:7px 16px;color:#666;background:#fff;font-size:13px;transition:background .16s,color .16s,border-color .16s}
.filter-pills button:hover{background:var(--soft)}
.filter-pills button[aria-pressed=true]{background:#111;color:#fff;border-color:#111}
.filter-pills span{margin-left:5px;font-size:11px;opacity:.65}
.section-shell{max-width:1208px;margin:0 auto;padding-left:32px;padding-right:32px}
.catalog{scroll-margin-top:30px;padding-bottom:80px}
.section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:27px}
h2{font-weight:500;font-size:27px;letter-spacing:-.8px;line-height:1.4;margin:0}
.section-heading p:not(.eyebrow){font-size:12px;color:var(--muted);margin:8px 0 0}
.sort-label{position:relative;font-size:13px;display:flex;align-items:center;gap:10px;color:#777}
.sort-label select{appearance:none;background:#fff;border:0;padding:8px 26px 8px 8px;cursor:pointer;max-width:145px}
.sort-label>span:last-child{position:absolute;right:8px;pointer-events:none;font-size:18px}
.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:38px 26px}
.card{min-width:0}
.cover-button{display:block;position:relative;width:100%;padding:0;border-radius:9px;overflow:hidden;background:#f5f5f5;text-align:left;isolation:isolate}
.card-cover{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .45s cubic-bezier(.2,.6,.3,1)}
.cover-button:hover .card-cover{transform:scale(1.025)}
.cover-app-icon{position:absolute;left:50%;top:46.6%;width:19%;aspect-ratio:1;border-radius:23%;transform:translate(-50%,-50%);object-fit:cover;box-shadow:0 12px 30px #304e6926;pointer-events:none}
.cover-badge{position:absolute;left:22px;top:20px;font-size:11px;letter-spacing:.2px;background:#ffffffbd;backdrop-filter:blur(8px);padding:5px 11px;border-radius:30px;color:#424242}
.cover-arrow{position:absolute;right:22px;bottom:20px;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:#ffffffb0;font-size:19px}
.card-body{padding:18px 2px 0}
.card-meta{margin:0 0 8px;font-size:12px;color:var(--muted);line-height:1.6}
.card h3{margin:0;font-size:23px;line-height:1.35;font-weight:500;letter-spacing:-.5px}
.card-title{padding:0;text-align:left;font-size:inherit;font-weight:inherit;letter-spacing:inherit}
.card-title:hover{text-decoration:underline;text-underline-offset:5px}
.card-description{color:#737373;font-size:14px;margin:10px 0 17px;line-height:1.85;min-height:26px}
.card-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px}
.details-link{padding:8px 0;display:flex;gap:10px;align-items:center;font-size:13px;color:#5e5e5e}
.details-link:hover{color:#111}
.download-link{display:flex;align-items:center;gap:18px;padding:8px 18px;border-radius:25px;background:#f3f3f3;font-size:13px;transition:background .16s}
.download-link:hover{background:#e9e9e9}
.empty-state{padding:62px 20px 86px;background:#fafafa;text-align:center;border-radius:10px}
.empty-symbol{font-size:40px;color:#888;font-family:Arial,sans-serif}
.empty-state h3{font-size:23px;font-weight:500;margin:7px 0}
.empty-state p{font-size:14px;color:#777;margin:9px 0 24px}
.button{display:inline-flex;justify-content:center;align-items:center;gap:20px;padding:12px 23px;border-radius:30px;font-size:14px;line-height:1.4;white-space:nowrap;transition:background .16s}
.button-dark{background:#111;color:#fff}
.button-light{background:#f3f3f3;color:#111}
.button-light:hover{background:#e8e8e8}
.feed-notice,.noscript{color:#777;font-size:13px;padding:10px 0;margin:0 0 15px}
.noscript a{text-decoration:underline}
.updates{padding-top:47px;padding-bottom:63px;position:relative}
.updates:before,.help:before,.footer:before{position:absolute;top:0;left:32px;right:32px;height:1px;background:var(--line);content:""}
.updates .eyebrow{margin-bottom:13px}
.section-note{font-size:13px;color:#888;align-self:flex-end;margin-bottom:7px}
.update-row{display:grid;grid-template-columns:130px 1fr auto;align-items:center;gap:24px;width:100%;padding:22px 0;border-bottom:1px solid var(--line);text-align:left}
.update-row:last-child{border-bottom:0}
.update-row time{font-size:13px;color:#7b7b7b}
.update-row strong{font-weight:500;font-size:16px;display:block}
.update-row p{margin:4px 0 0;color:#888;font-size:12px;max-width:600px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}
.update-row>span{font-size:21px}
.update-row:hover strong{text-decoration:underline;text-underline-offset:4px}
.help{position:relative;display:grid;grid-template-columns:1fr 1.15fr;gap:70px;padding-top:55px;padding-bottom:75px}
.help-intro h2{font-size:30px;line-height:1.5;margin:17px 0 15px}
.help-intro>p:last-child{font-size:14px;color:#888;line-height:1.9;margin:0}
.questions details{border-bottom:1px solid var(--line)}
.questions details:first-child{border-top:1px solid var(--line)}
.questions summary{cursor:pointer;list-style:none;padding:22px 0;font-size:15px;display:flex;justify-content:space-between;gap:15px;align-items:center}
.questions summary::-webkit-details-marker{display:none}
.questions summary span{font-size:24px;font-weight:300;line-height:1;transition:transform .2s}
.questions details[open] summary span{transform:rotate(45deg)}
.questions details p{color:#777;font-size:14px;line-height:1.9;margin:0 24px 23px 0}
.footer{position:relative;padding-top:36px;padding-bottom:35px;display:grid;grid-template-columns:1fr auto;gap:26px}
.footer-brand{font-size:17px;font-weight:500;letter-spacing:-.3px}
.footer p{font-size:12px;color:#888;margin:9px 0 0}
.footer-links{display:flex;gap:26px;font-size:12px;padding-top:4px}
.footer small{grid-column:1/-1;color:#888;font-size:11px}
.footer-entrances{display:inline-flex;gap:17px;margin-left:25px}
.detail-dialog{border:0;border-radius:20px;padding:28px 34px 31px;width:min(680px,calc(100vw - 40px));max-height:calc(100dvh - 64px);box-shadow:0 20px 90px #00000024;overscroll-behavior:contain}
.detail-dialog::backdrop{background:#00000047;backdrop-filter:blur(5px)}
body:has(.detail-dialog[open]){overflow:hidden}
.dialog-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.close-button{font-size:27px;font-weight:300;width:35px;height:35px;line-height:1;background:#f3f3f3;border-radius:50%;color:#555}
.detail-heading{display:flex;align-items:center;gap:18px;margin-bottom:23px}
.detail-heading img{width:64px;height:64px;border-radius:14px;flex-shrink:0}
.detail-heading h2{font-size:28px}
.detail-heading p{margin:5px 0 0;font-size:12px;color:#777}
.detail-description{font-size:15px;color:#686868;line-height:1.95;margin:0 0 17px;white-space:pre-line}
.detail-tags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:26px}
.detail-tags span{font-size:11px;padding:4px 10px;border:1px solid var(--line);border-radius:20px;color:#777}
.detail-metadata{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:23px 14px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;margin:0 0 24px}
.detail-metadata div{min-width:0}
.detail-metadata dt{font-size:11px;color:#888;margin-bottom:6px}
.detail-metadata dd{margin:0;font-size:13px;overflow-wrap:anywhere;line-height:1.7}
.detail-section{margin:0 0 23px}
.detail-section h3{font-size:13px;font-weight:500;margin:0 0 9px}
.release-notes{white-space:pre-line;font-size:13px;line-height:1.95;color:#777;margin:0}
.checksum-heading{display:flex;justify-content:space-between;align-items:baseline;gap:15px}
.checksum-heading button{font-size:11px;color:#777;padding:0}
.detail-section code{display:block;background:#f6f6f6;border-radius:7px;padding:12px;color:#666;font-size:11px;line-height:1.8;overflow-wrap:anywhere;font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.detail-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:28px}
.preview-link{margin-left:auto;font-size:12px;color:#777;padding:12px 0}
.requirements{font-size:11px;color:#888;margin:15px 0 0;line-height:1.8}
.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%);border-radius:30px;background:#111;color:#fff;font-size:13px;padding:12px 22px;z-index:30;max-width:calc(100vw - 40px);text-align:center;white-space:nowrap}
@media(min-width:1600px){.hero{padding-top:105px;padding-bottom:90px}.section-shell{max-width:1310px}}
@media(max-width:1000px){.header{padding:0 26px;gap:30px}.navigation{gap:20px}.brand{font-size:18px}.hero{padding-top:72px}.section-shell{padding-left:26px;padding-right:26px}.help{gap:42px}.updates:before,.help:before,.footer:before{left:26px;right:26px}}
@media(max-width:760px){.header{height:72px;padding:0 22px;gap:14px}.brand{font-size:18px;gap:8px}.brand img{width:23px;height:23px}.navigation,.header-action{display:none}.menu-button{display:block;margin-left:auto}.menu-button[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.menu-button[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}.hero{padding:54px 22px 58px}.hero .eyebrow{font-size:10px}h1{font-size:43px;letter-spacing:-1.9px;margin:21px 0 19px}.hero-description{font-size:14px;margin-bottom:27px}.search{height:67px;border-radius:18px;padding-left:17px}.search input{font-size:14px}.search-submit{width:35px;height:35px;font-size:22px}.filter-pills{margin-top:17px;gap:8px}.filter-pills button{font-size:12px;padding:7px 13px}.section-shell{padding-left:22px;padding-right:22px}.section-heading{margin-bottom:21px;gap:12px}h2{font-size:23px}.cards{gap:32px 18px}.card h3{font-size:20px}.card-description{font-size:13px}.cover-badge{left:14px;top:13px;font-size:10px;padding:4px 9px}.cover-arrow{right:14px;bottom:13px;width:29px;height:29px;font-size:17px}.card-body{padding-top:14px}.card-meta{font-size:11px}.catalog{padding-bottom:55px}.updates{padding-top:34px;padding-bottom:39px}.section-note{display:none}.update-row{grid-template-columns:82px 1fr auto;gap:13px;padding:19px 0}.update-row time{font-size:11px}.update-row strong{font-size:14px}.update-row p{font-size:11px;max-width:100%;white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.help{display:block;padding-top:37px;padding-bottom:43px}.help-intro h2{font-size:27px;line-height:1.5;margin:13px 0}.help-intro>p:last-child{font-size:13px}.questions{margin-top:28px}.questions summary{font-size:14px;padding:20px 0}.questions details p{font-size:13px}.updates:before,.help:before,.footer:before{left:22px;right:22px}.footer{padding-top:29px;padding-bottom:27px;gap:25px}.footer-links{gap:18px}.footer-brand{font-size:15px}.footer p{font-size:11px}.detail-dialog{width:calc(100vw - 24px);padding:22px;max-height:calc(100dvh - 36px);border-radius:18px}.detail-heading{gap:13px}.detail-heading h2{font-size:25px}.detail-heading img{width:54px;height:54px}.detail-description{font-size:14px}.detail-metadata{grid-template-columns:repeat(2,minmax(0,1fr));gap:19px 16px}.detail-actions .button{padding:12px 18px;font-size:13px}.preview-link{margin-left:0;padding-left:4px}.requirements{font-size:10px}}
@media(max-width:560px){.cards{grid-template-columns:1fr;gap:34px}.card h3{font-size:23px}.card-meta{font-size:12px}.card-description{font-size:14px}.card-cover{aspect-ratio:16/10}.cover-badge{left:18px;top:17px;font-size:11px}.cover-arrow{right:18px;bottom:17px;width:31px;height:31px}.footer{grid-template-columns:1fr}.footer-links{padding-top:0}.footer small{grid-column:auto}.sort-label{font-size:12px}.sort-label select{padding-right:22px}.hero{padding-bottom:49px}}
@media(max-width:360px){.header{padding:0 17px}.hero{padding-left:17px;padding-right:17px}h1{font-size:37px}.section-shell{padding-left:17px;padding-right:17px}.updates:before,.help:before,.footer:before{left:17px;right:17px}.brand{font-size:17px}.detail-actions{gap:8px}.detail-actions .button{padding:11px 13px;gap:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}