.download-page{background:#fff}.download-main{background:linear-gradient(180deg,#edf7ff 0%,#f5faff 70%,#fff 100%);padding-bottom:54px}.download-hero{padding:66px max(5%,calc((100% - 1280px)/2)) 0;background:radial-gradient(ellipse at 80% 5%,#def5ff80,transparent 50%)}.download-heading{text-align:center}.download-heading h1{font-size:clamp(32px,3.4vw,49px);letter-spacing:-1.3px;line-height:1.45;font-weight:600;margin-top:20px;color:#233b55}.download-heading h1 em{background:linear-gradient(105deg,#057bff,#00b9d1);color:transparent;background-clip:text;-webkit-background-clip:text}.download-heading>p{font-size:15px;line-height:1.9;color:#7c91a5;margin-top:19px}.download-platform-list{display:flex;justify-content:center;align-items:center;gap:16px;margin-top:23px;font-size:11px;color:#8ca6bd}.download-platform-list i{height:3px;width:3px;background:#b4cce0;border-radius:50%}.download-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin-top:48px}.download-card{padding:22px 24px 18px;border:1px solid #dfebf6;border-radius:15px;background:#fff;box-shadow:0 10px 35px #326b9910;transition:transform .2s,box-shadow .2s,border-color .2s}.download-card:hover{transform:translateY(-5px);box-shadow:0 17px 35px #2f7abc13;border-color:#b7d7f5}.download-card-top{display:flex;justify-content:space-between;align-items:center;font-size:9px;letter-spacing:1px;color:#a0b3c6}.download-number{font-size:11px;font-variant-numeric:tabular-nums;color:#c3d3e2}.download-os-icon{width:69px;height:69px;display:grid;place-items:center;margin:27px auto 17px;border-radius:17px;color:#368ed7;background:linear-gradient(140deg,#eef7ff,#e3f1ff);border:1px solid #dfedfa}.download-os-icon svg{width:43px;height:43px}.download-os-icon .linux-terminal,.centos-mark svg{stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.mac-mark>span{display:flex;flex-direction:column;align-items:center;line-height:1;font-size:16px;font-weight:450;letter-spacing:-.6px}.mac-mark>span>span{font-size:27px;margin-top:2px;font-weight:500}.download-card h2{text-align:center;font-size:24px;font-weight:550;letter-spacing:-.4px;color:#304d69}.download-card-description{font-size:12px;color:#9aafc2;line-height:1.8;text-align:center;margin-top:10px}.download-divider{height:1px;background:#edf2f7;margin:25px 0 21px}.download-product{display:flex;align-items:center;gap:9px}.download-product-icon{height:29px;width:29px;border:1px solid #dbeafa;background:#f3f9ff;border-radius:7px;display:grid;place-items:center;font-size:16px;color:#3694e5;font-weight:600}.download-product strong{font-size:12px;font-weight:500;color:#5b7b98;display:block}.download-product>div>span{font-size:10px;color:#a5b6c7;margin-top:4px;display:block}.download-product-arrow{margin-left:auto;color:#b0c5d9;font-size:18px}.download-button{width:100%;display:flex;align-items:center;justify-content:center;gap:9px;border-radius:7px;padding:12px 8px;background:#087bff;color:white;margin-top:22px;font-size:13px;font-weight:500}.download-button svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.download-button[aria-disabled=true]{background:#edf5fd;color:#7fabcF;cursor:not-allowed;border:1px solid #dcebf9}.download-button:not([aria-disabled=true]):hover{background:#006ce4}.download-availability{text-align:center;color:#a6b8c9;font-size:10px;line-height:1.7;margin-top:10px}.download-meta{display:flex;align-items:center;justify-content:center;gap:30px;margin-top:28px;font-size:11px;color:#95aabe;line-height:1.8}.download-meta>div{display:flex;align-items:center;gap:16px}.download-meta i{height:11px;width:1px;background:#c5d8e8}.download-meta button{border:0;padding:0;background:transparent;color:#759dc2;font:inherit;cursor:pointer}.download-meta button>span{color:#a8c3d9;margin-left:5px}.download-meta button:hover{color:#087bff}.download-help{display:flex;align-items:center;gap:20px;max-width:1280px;margin:54px auto 0;border:1px solid #e0ecf7;border-radius:12px;background:#ffffffba;padding:26px 31px}.download-help-icon{width:47px;height:47px;display:grid;place-items:center;border:1px solid #e0effb;background:#edf7ff;border-radius:12px;flex-shrink:0}.download-help-icon svg{width:28px;height:28px;fill:none;stroke:#67a7d8;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}.download-help h2{font-size:17px;color:#4b708f;font-weight:500}.download-help p{font-size:12px;line-height:1.8;color:#96adc0;margin-top:7px}.download-help>a{margin-left:auto;padding-left:30px;border-left:1px solid #e3edf6;white-space:nowrap}.download-help small{display:block;font-size:10px;color:#9fb4c5;margin-bottom:7px}.download-help strong{font-size:20px;color:#3a7eb4;letter-spacing:.3px;font-weight:500}.download-help strong>span{font-size:17px;color:#85b6da;margin-left:12px}.download-page .download-footer{max-width:1280px;display:flex;align-items:center;justify-content:space-between;padding:26px 0 34px;gap:20px;margin:auto;border-top:1px solid #e8eff6;font-size:11px;color:#93a9bd}.download-footer>div{display:flex;align-items:center;gap:23px}.download-footer .brand-link{font-size:23px;color:#3289d2}.download-footer>a:hover{color:#087bff}
@media(max-width:1400px){.download-help{margin-left:5%;margin-right:5%}.download-page .download-footer{margin-left:5%;margin-right:5%}}@media(max-width:1100px){.download-grid{gap:16px}.download-card{padding:20px 17px 16px}.download-heading h1{font-size:41px}.download-page .header-phone{display:none}.download-card-description{font-size:11px}}
@media(max-width:850px){.download-hero{padding:49px 7% 0}.download-grid{grid-template-columns:1fr 1fr;gap:20px;margin-top:34px}.download-card{padding:23px}.download-heading h1{font-size:35px}.download-heading>p{font-size:14px}.download-meta{flex-direction:column;gap:12px}.download-help{margin:35px 7% 0;padding:23px;gap:15px}.download-help strong{font-size:17px}.download-help h2{font-size:15px}.download-help p{font-size:11px}.download-page .download-footer{margin:0 7%;align-items:flex-start}.download-footer>div{flex-direction:column;align-items:flex-start;gap:12px}.download-card-description{font-size:12px}}
@media(max-width:540px){.download-page .header-demo{display:none}.download-hero{padding:35px 6% 0}.download-heading h1{font-size:31px;line-height:1.45;letter-spacing:-.7px;margin-top:15px}.download-heading h1 em{display:block}.download-heading>p{font-size:12px;line-height:1.9;margin-top:16px}.download-platform-list{gap:12px;font-size:10px;margin-top:19px}.download-grid{gap:12px;margin-top:30px}.download-card{padding:15px 12px 13px;border-radius:11px}.download-card-top{font-size:7px;letter-spacing:.5px}.download-number{font-size:9px}.download-os-icon{width:55px;height:55px;border-radius:13px;margin:22px auto 15px}.download-os-icon svg{width:36px;height:36px}.mac-mark>span{font-size:13px}.mac-mark>span>span{font-size:23px}.download-card h2{font-size:21px}.download-card-description{font-size:9px;line-height:1.8;margin-top:8px}.download-divider{margin:18px 0 16px}.download-product{gap:7px}.download-product-icon{width:25px;height:25px;font-size:14px}.download-product strong{font-size:10px}.download-product>div>span{font-size:8px}.download-product-arrow{display:none}.download-button{font-size:10px;gap:5px;padding:11px 4px;margin-top:17px}.download-button svg{width:14px;height:14px}.download-availability{font-size:9px}.download-meta{font-size:10px;margin-top:23px;gap:11px}.download-help{margin:29px 6% 0;padding:20px 17px;flex-wrap:wrap;gap:14px}.download-help h2{font-size:14px}.download-help p{font-size:10px}.download-help-icon{width:38px;height:38px;border-radius:9px}.download-help-icon svg{width:23px}.download-help>a{border-left:0;border-top:1px solid #e3edf6;margin-left:0;width:100%;padding:16px 0 0;display:flex;align-items:center;justify-content:space-between}.download-help small{margin:0}.download-help strong{font-size:17px}.download-main{padding-bottom:29px}.download-page .download-footer{margin:0 6%;padding:23px 0;display:block;font-size:10px}.download-footer>div{gap:10px}.download-footer>a{display:block;margin-top:17px}.download-footer .brand-link{font-size:22px}}
/* Refined download center */
.download-main{background:linear-gradient(180deg,#edf7ff 0,#f6fbff 660px,#fff 1000px);padding-bottom:60px}.download-hero{padding-top:72px;background:radial-gradient(ellipse at 70% 0,#d7f5ff9c,transparent 60%)}.download-heading h1{font-size:clamp(34px,3.7vw,54px);font-weight:650;letter-spacing:-1.6px;margin-top:24px;color:#19334e}.download-heading>p{color:#657e96;font-size:16px;line-height:1.95;margin-top:21px}.download-platform-list{color:#6f8ba4;font-size:12px;gap:19px;margin-top:25px}.download-section-label{display:flex;justify-content:space-between;align-items:center;margin-top:58px;color:#7b93a9;font-size:12px}.download-section-label>div{display:flex;align-items:center;gap:10px}.download-section-label strong{font-size:15px;font-weight:550;color:#345775}.download-label-line{height:14px;width:3px;border-radius:3px;background:#1188ff}.download-grid{margin-top:20px;gap:20px}.download-card{position:relative;padding:24px 25px 19px;border-radius:18px;border-color:#dce9f5;box-shadow:0 12px 26px #25578007;overflow:hidden}.download-card:before{content:'';position:absolute;left:24px;right:24px;top:0;height:2px;background:linear-gradient(90deg,#268cff,#5fd4e6);opacity:0;transition:opacity .2s}.download-card:hover:before{opacity:1}.download-card:hover{transform:translateY(-4px);border-color:#9bcafa;box-shadow:0 15px 35px #2562a013}.download-card-top{font-size:11px;color:#8298ac;letter-spacing:.5px}.download-number{font-size:12px;color:#9bb4ca}.download-os-icon{height:76px;width:76px;border-radius:21px;margin-top:30px;margin-bottom:20px;color:#2084e7;background:linear-gradient(145deg,#f3faff,#e4f1ff);box-shadow:inset 0 1px #fff,0 7px 16px #278aff09}.download-card h2{font-size:25px;color:#25455f;font-weight:600}.download-card-description{color:#7d94a8;font-size:12px;margin-top:9px}.download-divider{margin:26px 0 21px;background:#e7eff6}.download-product strong{color:#4c6a84;font-size:12px}.download-product>div>span{color:#7d94a8}.download-product-icon{color:#1486f4}.download-button{border-radius:9px;padding:13px 8px;margin-top:23px;min-height:45px}.download-button[aria-disabled=true]{color:#4e7da6;background:#ecf5ff;border-color:#d4e6f7}.download-availability{color:#8299ad;font-size:11px;margin-top:12px}.download-availability:before{content:'';display:inline-block;width:5px;height:5px;border-radius:50%;background:#a5b8ca;margin-right:6px;vertical-align:2px}.download-meta{color:#8094a7;font-size:11px;margin-top:26px}.download-meta button{color:#487fab}.download-guide,.download-faq{max-width:1280px;margin:0 auto}.download-guide{padding-top:82px}.guide-heading{display:flex;justify-content:space-between;align-items:end}.guide-heading h2,.download-faq h2{font-size:29px;color:#23415d;font-weight:600;letter-spacing:-.6px;margin-top:14px}.guide-heading>p,.download-faq>div>p{font-size:13px;line-height:1.9;color:#7c91a4}.guide-steps{display:grid;grid-template-columns:repeat(3,1fr);margin-top:32px;border-top:1px solid #e1edf7;border-bottom:1px solid #e1edf7;padding:31px 0;gap:32px}.guide-steps article{display:flex;gap:18px}.guide-steps article+article{border-left:1px solid #e4edf5;padding-left:30px}.guide-steps article>span{font-size:15px;color:#268bdf;font-weight:550;padding-top:3px}.guide-steps h3{font-size:16px;font-weight:550;color:#365974}.guide-steps p{font-size:12px;color:#7b90a3;line-height:1.95;margin-top:11px}.download-faq{display:grid;grid-template-columns:1fr 2fr;gap:60px;padding-top:70px}.download-faq>div>p{margin-top:15px}.faq-items details{border-bottom:1px solid #e4edf6}.faq-items summary{list-style:none;display:flex;justify-content:space-between;gap:16px;font-size:15px;color:#375b78;padding:22px 0;cursor:pointer}.faq-items summary::-webkit-details-marker{display:none}.faq-items summary span{font-size:19px;color:#6b9cbe;transition:transform .2s}.faq-items details[open] summary span{transform:rotate(45deg)}.faq-items details p{font-size:13px;color:#6e879c;line-height:1.95;padding:0 36px 22px 0}.faq-items summary:focus-visible{outline:2px solid #138bff;outline-offset:4px}.download-help{margin-top:56px;background:linear-gradient(100deg,#f0f7ff,#eefaff);border-color:#d8eaf7;padding:28px 32px}.download-help h2{font-size:18px;color:#355a78}.download-help p{color:#708fa7}.download-help small{color:#7292ab}.download-help strong{color:#087bdf;font-size:22px}.download-page .download-footer{color:#7b93a8}@media(min-width:1401px){.download-hero{padding-left:max(5%,calc((100% - 1200px)/2));padding-right:max(5%,calc((100% - 1200px)/2))}.download-guide,.download-faq,.download-help,.download-page .download-footer{max-width:1200px}}@media(max-width:1400px){.download-guide,.download-faq{margin-left:5%;margin-right:5%}}@media(max-width:1000px){.download-card{padding:22px 17px 18px}.guide-steps{gap:18px}.guide-steps article{gap:12px}.guide-steps article+article{padding-left:18px}.guide-steps p br{display:none}.download-faq{gap:35px}}@media(max-width:850px){.download-hero{padding-top:48px}.download-heading h1{font-size:38px}.download-section-label{margin-top:38px}.download-grid{gap:20px}.download-card{padding:24px}.download-guide,.download-faq{margin-left:7%;margin-right:7%}.download-guide{padding-top:56px}.guide-steps{grid-template-columns:1fr;padding:10px 0;gap:0}.guide-steps article,.guide-steps article+article{border:0;padding:20px 0;gap:20px}.guide-steps article+article{border-top:1px solid #e5eef6}.download-faq{padding-top:48px;grid-template-columns:1fr;gap:15px}.guide-heading>p{display:none}.download-help strong{font-size:18px}}@media(max-width:540px){.download-heading h1{font-size:32px;letter-spacing:-1px}.download-heading>p{font-size:12px}.download-section-label{margin-top:32px}.download-section-label strong{font-size:13px}.download-section-label>span{display:none}.download-card{padding:17px 12px}.download-grid{gap:12px;margin-top:16px}.download-card-top{font-size:9px}.download-os-icon{width:60px;height:60px;margin-top:23px;border-radius:17px}.download-card h2{font-size:22px}.download-card-description{font-size:9px}.download-product strong{font-size:10px}.download-button{font-size:10px;min-height:40px;padding:10px 3px}.download-availability{font-size:9px}.download-meta{font-size:10px;gap:10px}.download-guide,.download-faq{margin-left:6%;margin-right:6%}.download-guide{padding-top:44px}.guide-heading h2,.download-faq h2{font-size:25px}.guide-steps{margin-top:24px}.download-faq{padding-top:36px}.faq-items summary{font-size:14px}.download-help{padding:22px 17px;margin-top:35px}.download-help h2{font-size:14px}.download-help strong{font-size:17px}.download-main{padding-bottom:30px}}@media(prefers-reduced-motion:reduce){.download-card,.faq-items summary span{transition:none}}
@media(max-width:540px){.download-page .site-header nav>a[href="partners.html"]{display:block}.download-page .site-header nav>a[href="experience.html"]{display:none}}

/* Download reference layout, scoped to the client download page. */
.download-reference .download-main{background:radial-gradient(ellipse at 82% 20%,#e6f8ff 0,transparent 65%),linear-gradient(180deg,#f1faff,#f5fbff 70%,#fff);padding-bottom:32px}.download-reference .download-hero{padding-top:32px;padding-left:max(5%,calc((100% - 1200px)/2));padding-right:max(5%,calc((100% - 1200px)/2));background:none}.download-reference .download-heading h1{font-size:clamp(34px,3.7vw,50px);line-height:1.45;color:#050505;margin-top:32px;font-weight:650;letter-spacing:-1px}.download-reference .download-heading h1 em{background-image:linear-gradient(100deg,#087bff,#00c8df)}.download-reference .download-heading>p{color:#7c93a9;font-size:18px;line-height:1.6;margin-top:25px}.download-reference .download-platform-list{font-size:13px;margin-top:20px;gap:17px}.download-reference .download-section-label{margin-top:50px;font-size:13px}.download-reference .download-section-label strong{font-size:15px}.download-reference .download-grid{gap:28px;margin-top:27px}.download-reference .download-card{padding:18px 18px 19px;border-radius:13px;box-shadow:none}.download-reference .download-card-top{font-size:12px;letter-spacing:0}.download-reference .download-os-icon{margin:32px auto 20px;width:72px;height:72px;border-radius:18px;box-shadow:inset 0 1px #fff}.download-reference .download-os-icon svg{width:39px;height:39px}.download-reference .download-card h2{font-size:24px}.download-reference .download-card-description{font-size:11px;margin-top:7px}.download-reference .download-divider{margin:30px 0 21px}.download-reference .download-product-icon{width:26px;height:26px;border-radius:6px;flex-shrink:0}.download-kimpo-mark{display:block;position:relative;overflow:hidden;width:19px;aspect-ratio:142/98}.download-kimpo-mark img{position:absolute;max-width:none;width:508.451%;height:auto;left:-74.648%;top:-58.163%}.download-reference .download-product strong{font-size:11px}.download-reference .download-product>div>span{font-size:8px}.download-reference .download-button{font-size:12px;min-height:46px;border-radius:7px;margin-top:20px}.download-reference .download-availability{font-size:9px;color:#9fb5c9;margin-top:10px}.download-reference .download-meta{margin-top:24px;font-size:11px;gap:40px}.download-reference .download-help{max-width:1200px;margin-top:50px;background:#edfaff;border:0;border-radius:10px;padding:25px 20px;gap:14px}.download-reference .download-help-icon{width:39px;height:39px;border-radius:7px;background:transparent;border-color:#dceeff}.download-reference .download-help h2{font-size:16px}.download-reference .download-help p{font-size:12px}.download-reference .download-help small{font-size:12px}.download-reference .download-help strong{font-size:21px}
@media(max-width:1000px){.download-reference .download-grid{gap:16px}.download-reference .download-card{padding:18px 14px}.download-reference .download-heading>p{font-size:16px}.download-reference .download-help{margin-left:5%;margin-right:5%}}
@media(max-width:850px){.download-reference .download-heading h1{font-size:36px}.download-reference .download-hero{padding-top:30px}.download-reference .download-grid{gap:20px}.download-reference .download-card{padding:22px}.download-reference .download-heading>p{font-size:14px}.download-reference .download-meta{gap:12px}.download-reference .download-section-label{margin-top:36px}}
@media(max-width:540px){.download-reference .download-heading h1{font-size:30px;margin-top:22px}.download-reference .download-heading>p{font-size:12px}.download-reference .download-grid{gap:12px;margin-top:20px}.download-reference .download-card{padding:15px 11px}.download-reference .download-card-top{font-size:9px}.download-reference .download-os-icon{width:58px;height:58px;margin:23px auto 16px}.download-reference .download-card h2{font-size:21px}.download-reference .download-card-description{font-size:9px}.download-reference .download-section-label>span{display:none}.download-reference .download-product strong{font-size:10px}.download-reference .download-button{font-size:10px;gap:4px}.download-reference .download-meta{font-size:10px}.download-reference .download-help{margin-top:30px;padding:20px 16px}.download-reference .download-help h2{font-size:14px}.download-reference .download-help p{font-size:10px}.download-reference .download-help strong{font-size:18px}}

/* Keep all four download cards equally spaced after removing product rows. */
.download-reference .download-card .download-button{margin-top:30px}
@media(max-width:540px){.download-reference .download-card .download-button{margin-top:24px}}

/* More breathing room between download cards. */
.download-reference .download-grid{gap:40px}
@media(max-width:1100px){.download-reference .download-grid{gap:26px}}
@media(max-width:850px){.download-reference .download-grid{gap:28px}}
@media(max-width:540px){.download-reference .download-grid{gap:18px}}

/* Clear typography: solid colors and readable supporting text. */
.download-reference .download-main{background:#f5f9fd}
.download-reference .download-heading h1{color:#203248;font-weight:600;letter-spacing:0}
.download-reference .download-heading h1 em{background:none;color:#0866cf;-webkit-text-fill-color:currentColor}
.download-reference .download-heading>p{color:#506176;font-size:16px;line-height:1.9;font-weight:400}
.download-reference .download-platform-list{color:#58697b;font-size:13px}
.download-reference .download-section-label{color:#58697b;font-size:13px}
.download-reference .download-section-label strong{color:#263b50;font-size:16px;font-weight:600}
.download-reference .download-card-top,.download-reference .download-number{color:#607083;font-size:12px;letter-spacing:0}
.download-reference .download-card h2{color:#263b50;font-weight:600;letter-spacing:0}
.download-reference .download-card-description{color:#526478;font-size:13px;line-height:1.8;margin-top:10px}
.download-reference .download-button{font-size:14px;font-weight:500}
.download-reference .download-button[aria-disabled=true]{background:#edf2f7;color:#53667b;border-color:#d9e2eb}
.download-reference .download-meta{color:#58697b;font-size:12px;line-height:1.8}
.download-reference .download-meta button{color:#245f9f}
.download-reference .download-help{background:#eaf2fa}
.download-reference .download-help h2{color:#263b50;font-weight:600}
.download-reference .download-help p,.download-reference .download-help small{color:#526478;font-size:13px;line-height:1.8}
.download-reference .download-help strong{color:#0866cf;font-weight:600;letter-spacing:0}
@media(max-width:540px){
 .download-reference .download-heading>p{font-size:14px}
 .download-reference .download-card-top,.download-reference .download-number{font-size:11px}
 .download-reference .download-card-description{font-size:12px}
 .download-reference .download-button{font-size:12px}
 .download-reference .download-meta{font-size:12px}
 .download-reference .download-help p,.download-reference .download-help small{font-size:12px}
}

/* Match the homepage headline treatment. */
.download-reference .download-heading h1{color:#202d43}
.download-reference .download-heading h1 em{background:linear-gradient(100deg,#087bff,#00b7d2);background-clip:text;-webkit-background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
@media(forced-colors:active){.download-reference .download-heading h1 em{background:none;color:CanvasText;-webkit-text-fill-color:CanvasText}}

/* Compact card spacing after removing client labels and numbers. */
.download-reference .download-card>.download-os-icon:first-child{margin-top:16px}
@media(max-width:540px){.download-reference .download-card>.download-os-icon:first-child{margin-top:12px}}

/* Minimal support headset integrated with the help panel. */
.download-reference .download-help-icon{border:0;background:transparent;box-shadow:none;border-radius:0}
.download-reference .download-help-icon svg{width:28px;height:28px;fill:none;stroke:#2685cb;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}

/* 按架构分包：同平台多架构时为「主按钮 + 下拉切换」，默认选中 AMD64(常用)（架构来自 Cloud）。 */
.download-reference .download-actions{margin-top:30px}
.download-reference .download-actions .download-button{margin-top:0}
.download-button.is-secondary{background:#fff;color:#0866cf;border:1px solid #b9d6f3}
.download-button.is-secondary:not([aria-disabled=true]):hover{background:#eef6ff;color:#006ce4;border-color:#8fc0f0}
@media(max-width:540px){.download-reference .download-actions{margin-top:24px}}
/* 说明文字行数不同时（如 macOS Universal 说明折行），各卡片按钮仍底部对齐 */
.download-reference .download-card{display:flex;flex-direction:column}
.download-reference .download-card-description{flex:1 0 auto}
.download-availability.is-placeholder{visibility:hidden}
/* 下载加载态：点击后禁用 5 秒并显示转圈（产品下载按钮 / 插件详情下载区共用） */
.download-button.is-loading,.detail-downloads.is-loading a,.detail-downloads.is-loading button{pointer-events:none;opacity:.7}
.download-button.is-loading>svg{display:none}
/* 插件详情按钮较窄：加载时隐去包大小，给转圈让位，避免文字折行 */
.detail-downloads.is-loading small{display:none}
.dl-spinner{width:14px;height:14px;flex:none;box-sizing:border-box;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:dl-spin .8s linear infinite}
@keyframes dl-spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.dl-spinner{animation-duration:2s}}
/* 下载按钮按 Figma Kimpo-UI设计：主按钮 4058:3700（浅蓝底）、次按钮 4058:6488（白底），
   两者同尺寸同字色：描边 #d4e6f7、字 #4d7ea6、24px 实心下载图标，圆角 8、内边距 16/24、14px Medium。禁用态保持原样。 */
.download-reference .download-button:not([aria-disabled=true]){background:#ecf5ff;color:#4d7ea6;border:1px solid #d4e6f7;border-radius:8px;padding:16px 24px;gap:12px;min-height:58px;font-size:14px;font-weight:500;line-height:normal}
.download-reference .download-button:not([aria-disabled=true]):hover{background:#e0eeff;color:#3f6f97;border-color:#b9d6f3}
.download-reference .download-button.is-secondary:not([aria-disabled=true]){background:#fff}
.download-reference .download-button.is-secondary:not([aria-disabled=true]):hover{background:#f5faff;color:#3f6f97;border-color:#b9d6f3}
.download-button svg.dl-icon{width:24px;height:24px;flex:none;fill:currentColor;stroke:none}
@media(max-width:540px){.download-reference .download-button:not([aria-disabled=true]),.download-reference .download-split .download-button:not([aria-disabled=true]){font-size:12px;min-height:48px;padding:12px 6px;gap:6px;white-space:nowrap}.download-button svg.dl-icon,.download-split .download-button svg.dl-icon{width:18px;height:18px}}
/* 分体下载按钮（多架构）：外框沿用 Figma 4058:3700 主按钮样式；左侧主按钮下载当前架构，右侧 ▾ 打开架构下拉，选中后只切换主按钮 */
.download-split{position:relative;display:flex;align-items:stretch;border:1px solid #d4e6f7;border-radius:8px;background:#ecf5ff}
.download-split:has(.download-split-more:hover),.download-split:has(.download-button:hover){border-color:#b9d6f3}
.download-reference .download-split .download-button:not([aria-disabled=true]){flex:1;min-width:0;border:0;border-radius:7px 0 0 7px;background:transparent;padding-left:12px;padding-right:12px;white-space:nowrap}
.download-reference .download-split .download-button:not([aria-disabled=true]):hover{background:#e0eeff}
.download-split-more{width:48px;flex:none;display:grid;place-items:center;padding:0;border:0;border-left:1px solid #d4e6f7;border-radius:0 7px 7px 0;background:transparent;color:#4d7ea6;cursor:pointer}
.download-split-more:hover,.download-split-more[aria-expanded=true]{background:#e0eeff;color:#3f6f97}
.download-split:has(.is-loading) .download-split-more{pointer-events:none;opacity:.7}
.download-split .download-caret{width:7px;height:7px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:translateY(-2px) rotate(45deg);transition:transform .15s}
.download-split-more[aria-expanded=true] .download-caret{transform:translateY(2px) rotate(-135deg)}
.download-split-more:focus-visible,.download-arch-option:focus-visible{outline:2px solid #087bff;outline-offset:-2px}
.download-arch-menu{position:absolute;top:calc(100% + 6px);left:0;right:0;z-index:20;padding:6px;border:1px solid #d4e6f7;border-radius:8px;background:#fff;box-shadow:0 12px 32px #17395722}
.download-arch-menu[hidden]{display:none}
/* 卡片本身 overflow:hidden，下拉展开时放开并抬高层级，避免菜单被裁切或被下一张卡片（窄屏单列）盖住 */
.download-reference .download-card:has(.download-arch-menu:not([hidden])){overflow:visible;z-index:5}
.download-arch-option{display:flex;width:100%;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border:0;border-radius:6px;background:transparent;color:#355472;font:inherit;font-size:14px;text-align:left;cursor:pointer}
.download-arch-option small{color:#7d98b2;font-size:12px}
.download-arch-option:hover{background:#f1f7ff}
.download-arch-option[aria-checked=true]{background:#ecf5ff;color:#0866cf;font-weight:500}
@media(max-width:540px){.download-split-more{width:42px}.download-arch-option{font-size:13px}}