:root{font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:#d9dce5;background:#191a1f;--panel:#202127;--muted:#a8adba;--accent:#53d6c7;--accent2:#8d7cf6;--max:1160px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#191a1f;color:#d9dce5}a{color:inherit;text-decoration:none}.topbar{height:58px;background:#17181d;border-bottom:1px solid #292b31;position:sticky;top:0;z-index:10}.nav-inner{height:100%;max-width:var(--max);padding:0 20px;margin:auto;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:8px;font-size:14px}.brand-dot{width:25px;height:25px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#53d6c7,#8d7cf6);color:#11141a;font-size:13px;font-weight:800}.topbar nav{display:flex;align-items:center;gap:28px;font-size:13px;color:#d3d5dc}.topbar nav a{padding:20px 0 17px}.topbar nav a:hover,.topbar nav .active{color:#63ded0}.topbar nav .active{border-bottom:2px solid #63ded0}.hero{max-width:var(--max);margin:auto;min-height:420px;padding:72px 85px 54px;display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:50px;background:transparent}.hero h1{font-size:52px;line-height:1.1;margin:0 0 18px;letter-spacing:-.03em;color:#f1f2f5}.hero h1 span{background:linear-gradient(90deg,#53d6c7,#9a86ff);-webkit-background-clip:text;background-clip:text;color:transparent}.hero h1 small{display:block;margin-top:12px;font-size:25px;line-height:1.35;letter-spacing:0;color:#f1f2f5;font-weight:700}.hero p{font-size:16px;line-height:1.8;color:#b7bbc6;margin:0;max-width:560px}.hero-actions{display:flex;gap:12px;margin-top:28px}.hero-actions a{font-size:13px;border:1px solid #666b76;border-radius:22px;padding:9px 20px}.hero-actions .primary{background:#5571d8;border-color:#5571d8;color:white}.hero-mark{display:flex;justify-content:center}.hero-mark>div{width:165px;height:165px;border-radius:50%;background:#f4f4f4;color:#67d8ce;display:grid;place-items:center;font-size:78px;font-weight:800;box-shadow:0 0 70px rgba(103,122,225,.18)}.content{max-width:920px;margin:0 auto;padding:30px 28px 100px;font-size:15px;line-height:1.9;color:#c4c8d2}.tip{background:#24262d;border-left:4px solid #62d7ca;padding:12px 16px;border-radius:4px;color:#cfd2dc;margin:0 0 34px}.content h2{font-size:29px;color:#f0f1f4;margin:28px 0 12px;padding-bottom:10px;border-bottom:1px solid #30323a}.content h3{font-size:20px;color:#eceef3;margin:38px 0 8px}.content p{margin:8px 0;color:#b7bbc6}.footer{border-top:1px solid #2d2f36;max-width:var(--max);margin:auto;padding:28px 20px 40px;text-align:center;color:#777d89;font-size:12px}@media(max-width:760px){.topbar nav{gap:15px}.topbar nav a:nth-child(2){display:none}.hero{grid-template-columns:1fr;padding:58px 24px 45px;min-height:auto}.hero h1{font-size:42px}.hero-mark{display:none}.content{padding:25px 20px 70px}.content h2{font-size:25px}}
.brand{font-weight:700;font-size:15px;color:#f1f2f5}.brand-avatar{width:30px;height:30px;border-radius:50%;object-fit:cover;border:1px solid #3a3d46}.hero-single{grid-template-columns:1fr;min-height:360px}.hero-single .hero-copy{max-width:700px}.bili-card{display:grid;grid-template-columns:54px 1fr;gap:16px;align-items:start;margin-top:46px;padding:22px 24px;background:var(--panel);border:1px solid #2d3038;border-radius:12px;transition:.18s ease}.bili-card:hover{transform:translateY(-2px);border-color:#53d6c7}.bili-icon{width:46px;height:46px;border-radius:9px;background:#2a2d35;display:grid;place-items:center;color:#53d6c7;font-size:27px}.bili-card strong{display:block;color:#f0f1f4;font-size:18px;margin:1px 0 5px}.bili-card p{margin:0 0 8px;color:#aeb3bf}.bili-card span{font-size:13px;color:#73ddd1;font-weight:600}
@media(max-width:760px){.brand span{display:inline}.brand-avatar{width:28px;height:28px}.topbar nav a:nth-child(3){display:none}.hero-single{padding-top:52px}.bili-card{grid-template-columns:44px 1fr;padding:18px}.bili-icon{width:40px;height:40px}}
.card-area{max-width:var(--max);margin:0 auto;padding:8px 85px 100px}.link-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.link-card{min-height:238px;padding:26px 24px;background:var(--panel);border:1px solid #2d3038;border-radius:12px;display:flex;flex-direction:column;transition:transform .18s ease,border-color .18s ease,background .18s ease}.link-card:hover{transform:translateY(-3px);border-color:#53d6c7;background:#22242b}.card-icon{width:48px;height:48px;border-radius:9px;background:#2a2d35;display:grid;place-items:center;font-size:26px;margin-bottom:24px}.link-card h2{font-size:18px;color:#f0f1f4;margin:0 0 10px}.link-card p{font-size:14px;line-height:1.75;color:#aeb3bf;margin:0 0 22px}.link-card span{margin-top:auto;font-size:13px;color:#73ddd1;font-weight:600}.link-card .bili-icon{color:#00aeec}@media(max-width:900px){.card-area{padding:8px 28px 80px}.link-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.card-area{padding:4px 20px 65px}.link-grid{grid-template-columns:1fr}.link-card{min-height:210px}}
.project-doc{max-width:980px;margin:0 auto;padding:64px 28px 110px;color:#c4c8d2}.project-head{padding:18px 0 34px}.back-link{display:inline-block;color:#79ddd2;font-size:13px;margin-bottom:32px}.project-kicker{font-size:12px;letter-spacing:.16em;color:#777f90;margin-bottom:12px}.project-head h1{font-size:44px;line-height:1.16;margin:0;color:#f3f4f7;letter-spacing:-.025em}.project-head h1 span{display:block;margin-top:7px;font-size:25px;color:#b9beca;letter-spacing:0}.project-lead{max-width:760px;font-size:17px;line-height:1.85;color:#aeb4c0;margin:22px 0}.project-tags{display:flex;flex-wrap:wrap;gap:8px}.project-tags span{padding:6px 10px;border:1px solid #343842;background:#202229;border-radius:6px;font-size:12px;color:#aeb4c0}.project-toc{position:sticky;top:58px;z-index:5;display:flex;gap:6px;overflow-x:auto;background:rgba(25,26,31,.94);backdrop-filter:blur(10px);border-top:1px solid #2d3038;border-bottom:1px solid #2d3038;padding:10px 0;margin-bottom:42px}.project-toc a{white-space:nowrap;padding:6px 11px;border-radius:6px;font-size:12px;color:#9da3b0}.project-toc a:hover{background:#252830;color:#72ddd1}.doc-section{scroll-margin-top:120px;margin:0 0 66px}.doc-section h2{font-size:28px;color:#f0f1f4;margin:0 0 18px;padding-bottom:12px;border-bottom:1px solid #30333b}.doc-section p,.doc-section li{font-size:15px;line-height:1.9;color:#aeb4c0}.doc-section code{background:#242730;border:1px solid #30343e;padding:2px 6px;border-radius:5px;color:#d7dbe4}.video-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}.video-wrap{aspect-ratio:16/9;background:#101116;border:1px solid #30333b;border-radius:12px;overflow:hidden}.video-wrap iframe{width:100%;height:100%;border:0}.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}.feature-grid>div{background:#202229;border:1px solid #2e323b;border-radius:10px;padding:20px;font-size:22px}.feature-grid strong,.feature-grid span{display:block}.feature-grid strong{font-size:15px;color:#edf0f4;margin:10px 0 5px}.feature-grid span{font-size:13px;line-height:1.6;color:#9299a7}.notice-box{border-left:4px solid #e7b65c;background:#24242a;border-radius:5px;padding:15px 18px;margin:20px 0}.notice-box strong{color:#f1d08e}.notice-box p{margin:4px 0 0}.hardware-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.hardware-list>div{padding:20px;background:#202229;border:1px solid #2e323b;border-radius:10px}.hardware-list strong{color:#eef0f4}.hardware-list p{margin:7px 0 0;font-size:13px}.resource-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.resource-grid a{padding:20px;background:#202229;border:1px solid #2e323b;border-radius:10px;transition:.18s}.resource-grid a:hover{border-color:#53d6c7;transform:translateY(-2px)}.resource-grid strong,.resource-grid span{display:block}.resource-grid strong{color:#edf0f4;margin-bottom:7px}.resource-grid span{font-size:13px;color:#77dcd1}.gallery-placeholder{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}.gallery-placeholder div{aspect-ratio:4/3;border:1px dashed #414652;border-radius:10px;background:#1e2026;display:grid;place-items:center;color:#666e7c;font-size:13px}.steps{display:grid;gap:12px}.steps>div{display:grid;grid-template-columns:54px 1fr;gap:16px;padding:18px 20px;background:#202229;border:1px solid #2e323b;border-radius:10px}.steps b{font-size:22px;color:#5fd9cb}.steps section strong{color:#edf0f4}.steps section p{margin:5px 0 0;font-size:13px}@media(max-width:700px){.project-doc{padding:40px 20px 80px}.project-head h1{font-size:35px}.project-head h1 span{font-size:21px}.video-grid,.feature-grid,.hardware-list,.resource-grid{grid-template-columns:1fr}.gallery-placeholder{grid-template-columns:1fr}.project-toc{margin-left:-20px;margin-right:-20px;padding-left:14px;padding-right:14px}.steps>div{grid-template-columns:40px 1fr}}

.link-card .bili-icon{background:rgba(0,174,236,.10)}.link-card .bili-icon img{width:34px;height:34px;display:block}.nav-bili{display:flex;align-items:center;gap:5px}.nav-bili img{width:19px;height:19px;display:block}

/* Theme toggle */
.theme-toggle{width:34px;height:34px;border:1px solid #343740;border-radius:50%;background:#202127;color:#d9dce5;display:grid;place-items:center;cursor:pointer;padding:0;font-size:17px;line-height:1}.theme-toggle:hover{border-color:#53d6c7}.theme-sun{display:none}.theme-moon{display:block}
html[data-theme="light"]{color-scheme:light}html[data-theme="light"] body{background:#f7f8fa;color:#272a31}html[data-theme="light"] .topbar{background:#fff;border-bottom-color:#e5e7eb}html[data-theme="light"] .brand{color:#20232a}html[data-theme="light"] .topbar nav{color:#50545d}html[data-theme="light"] .hero h1,html[data-theme="light"] .link-card h2{color:#20232a}html[data-theme="light"] .hero h1 small{color:#2d3139}html[data-theme="light"] .hero p,html[data-theme="light"] .link-card p{color:#666b75}html[data-theme="light"] .link-card{background:#fff;border-color:#e1e4e8}html[data-theme="light"] .link-card:hover{background:#fff;border-color:#36b8aa}html[data-theme="light"] .card-icon{background:#f0f2f5}html[data-theme="light"] .footer{border-top-color:#e1e4e8;color:#7b8089}html[data-theme="light"] .theme-toggle{background:#f3f4f6;border-color:#d9dce2;color:#32363e}html[data-theme="light"] .theme-sun{display:block}html[data-theme="light"] .theme-moon{display:none}

/* Unified top navigation: icon + text. Brand icons keep their own colors. */
.topbar nav .nav-item{display:flex;align-items:center;gap:6px}.nav-icon{width:18px;height:18px;display:block;flex:0 0 18px}.nav-icon-ui{color:currentColor}.nav-icon-oshw{border-radius:4px}.nav-icon-chip{width:20px;height:20px;border-radius:50%;background:#fff;display:grid;place-items:center;flex:0 0 20px}.nav-icon-chip .nav-icon-github{width:17px;height:17px}.topbar nav .nav-item:hover .nav-icon-ui{opacity:.9}

/* Site visit statistics (Busuanzi) */
.footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px}.visit-stats{display:inline-flex;align-items:center;gap:8px}.visit-stats strong{font-weight:600;color:#aeb4c0}.stat-sep{opacity:.55}html[data-theme="light"] .visit-stats strong{color:#555b65}@media(max-width:560px){.footer{flex-direction:column;gap:6px}.visit-stats{gap:6px}}

/* Homepage: compact maker-world background, original content hierarchy */
.home-page main{min-height:calc(100vh - 58px - 48px)}
.home-page .footer{min-height:48px;padding:12px 20px 14px;background:#17181d;border-top:1px solid rgba(255,255,255,.08);position:relative;z-index:2}
.home-stage{position:relative;min-height:calc(100vh - 58px - 48px);overflow:hidden;background:#79cef5 url('/assets/maker-bg-night-v2.webp') center center/cover no-repeat}
.home-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(18,21,28,.93) 0%,rgba(18,21,28,.82) 38%,rgba(18,21,28,.34) 61%,rgba(18,21,28,.08) 100%)}
.home-content{position:relative;z-index:1;max-width:var(--max);margin:0 auto;padding:clamp(28px,5vh,54px) 85px 28px}
.home-hero{min-height:0;padding:0;margin:0;background:none}.home-hero .hero-copy{max-width:650px}.home-hero h1{font-size:clamp(42px,4.2vw,58px);margin-bottom:16px;text-shadow:0 2px 14px rgba(0,0,0,.3)}.home-hero h1 small{font-size:clamp(23px,2vw,28px)}.home-hero p{font-size:16px;color:#e1e5ed;text-shadow:0 1px 8px rgba(0,0,0,.55)}
.home-cards{padding:clamp(26px,4vh,42px) 0 0;margin:0;max-width:650px}.home-cards .link-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.home-cards .link-card{min-height:228px;padding:22px;background:rgba(27,30,38,.91);backdrop-filter:none;border-color:rgba(255,255,255,.12);box-shadow:0 10px 28px rgba(0,0,0,.22)}.home-cards .card-icon{margin-bottom:18px}.home-cards .link-card p{line-height:1.65;margin-bottom:16px}
html[data-theme="light"] .home-stage{background-color:#79cef5}html[data-theme="light"] .home-shade{background:linear-gradient(90deg,rgba(248,250,252,.94) 0%,rgba(248,250,252,.84) 38%,rgba(248,250,252,.34) 61%,rgba(248,250,252,.06) 100%)}html[data-theme="light"] .home-hero p{color:#4d5561;text-shadow:0 1px 6px rgba(255,255,255,.8)}html[data-theme="light"] .home-cards .link-card{background:rgba(255,255,255,.91);border-color:rgba(40,50,65,.12);box-shadow:0 10px 28px rgba(33,54,72,.14)}html[data-theme="light"] .home-page .footer{background:#fff}
@media(max-width:900px){.home-content{padding:38px 28px 28px}.home-shade{background:rgba(18,21,28,.76)}html[data-theme="light"] .home-shade{background:rgba(248,250,252,.76)}}
@media(max-width:620px){.home-stage{overflow:visible;background-position:62% center}.home-content{padding:34px 20px 28px}.home-cards .link-grid{grid-template-columns:1fr}.home-cards .link-card{min-height:190px}.home-page main{min-height:auto}.home-stage{min-height:auto}}

/* Homepage background v2: show the complete maker illustration and let it remain visible through cards. */
.home-stage{background-color:#163d75;background-image:url('/assets/maker-bg-night-v2.webp');background-position:center center;background-size:contain;background-repeat:no-repeat}
.home-shade{background:linear-gradient(90deg,rgba(18,21,28,.70) 0%,rgba(18,21,28,.48) 39%,rgba(18,21,28,.13) 67%,rgba(18,21,28,.02) 100%)}
.home-cards .link-card{background:rgba(27,30,38,.58);backdrop-filter:none;-webkit-backdrop-filter:none;border-color:rgba(255,255,255,.18);box-shadow:0 8px 22px rgba(0,0,0,.16)}
.home-cards .link-card:hover{background:rgba(27,30,38,.68)}
html[data-theme="light"] .home-stage{background-color:#8bc9ef;background-image:url('/assets/maker-bg-night-v2.webp')}
html[data-theme="light"] .home-shade{background:linear-gradient(90deg,rgba(248,250,252,.70) 0%,rgba(248,250,252,.48) 39%,rgba(248,250,252,.12) 67%,rgba(248,250,252,.02) 100%)}
html[data-theme="light"] .home-cards .link-card{background:rgba(255,255,255,.60);backdrop-filter:none;-webkit-backdrop-filter:none;border-color:rgba(40,50,65,.16);box-shadow:0 8px 22px rgba(33,54,72,.12)}
html[data-theme="light"] .home-cards .link-card:hover{background:rgba(255,255,255,.70)}
@media(max-width:620px){.home-stage{background-size:contain;background-position:center top;background-repeat:no-repeat}}

/* Homepage background v3: keep the full illustration, while extending it naturally across widescreens. */
.home-stage{isolation:isolate;background:#163d75;overflow:hidden}
.home-stage::before{content:"";position:absolute;inset:-32px;z-index:-2;background:url('/assets/maker-bg-night-v2.webp') center center/cover no-repeat;filter:blur(24px);transform:scale(1.06);opacity:.88}
.home-stage::after{content:"";position:absolute;inset:0;z-index:-1;background:url('/assets/maker-bg-night-v2.webp') center center/contain no-repeat}
.home-shade{z-index:0;background:linear-gradient(90deg,rgba(18,21,28,.62) 0%,rgba(18,21,28,.38) 38%,rgba(18,21,28,.08) 68%,rgba(18,21,28,.01) 100%)}
.home-content{z-index:1}
.home-cards .link-card{background:rgba(18,22,30,.45);backdrop-filter:none;-webkit-backdrop-filter:none;border-color:rgba(255,255,255,.20);box-shadow:0 8px 22px rgba(0,0,0,.14)}
.home-cards .link-card:hover{background:rgba(18,22,30,.55)}
html[data-theme="light"] .home-stage{background:#8bc9ef}
html[data-theme="light"] .home-stage::before{opacity:.78}
html[data-theme="light"] .home-shade{background:linear-gradient(90deg,rgba(248,250,252,.58) 0%,rgba(248,250,252,.34) 38%,rgba(248,250,252,.07) 68%,rgba(248,250,252,.01) 100%)}
html[data-theme="light"] .home-cards .link-card{background:rgba(255,255,255,.48);backdrop-filter:none;-webkit-backdrop-filter:none;border-color:rgba(40,50,65,.18);box-shadow:0 8px 22px rgba(33,54,72,.10)}
html[data-theme="light"] .home-cards .link-card:hover{background:rgba(255,255,255,.60)}
@media(max-width:620px){.home-stage::before{inset:-20px;filter:blur(18px)}.home-stage::after{background-position:center top;background-size:contain}}

/* Homepage background v5: day/night artwork follows the site's theme. */
.home-stage::before{background-image:url('/assets/maker-bg-night-v2.webp')}
.home-stage::after{background-image:url('/assets/maker-bg-night-v2.webp')}
html[data-theme="light"] .home-stage::before{background-image:url('/assets/maker-bg-day-v2.webp')}
html[data-theme="light"] .home-stage::after{background-image:url('/assets/maker-bg-day-v2.webp')}

/* Homepage v6: fill widescreens naturally, improve dark nav icons, reveal more artwork through cards. */
.home-stage::after{background-size:cover;background-position:center center}
.home-stage::before{opacity:.42;filter:blur(18px);transform:scale(1.03)}
.home-cards .link-card{background:rgba(18,22,30,.34);border-color:rgba(255,255,255,.22);box-shadow:0 8px 22px rgba(0,0,0,.12)}
.home-cards .link-card:hover{background:rgba(18,22,30,.44)}
html[data-theme="light"] .home-cards .link-card{background:rgba(255,255,255,.36);border-color:rgba(40,50,65,.18)}
html[data-theme="light"] .home-cards .link-card:hover{background:rgba(255,255,255,.48)}
html:not([data-theme="light"]) .nav-icon-ui{filter:brightness(0) invert(1);opacity:.9}
html:not([data-theme="light"]) .topbar nav .active .nav-icon-ui{filter:brightness(0) saturate(100%) invert(81%) sepia(25%) saturate(1107%) hue-rotate(120deg) brightness(93%) contrast(91%);opacity:1}
@media(max-width:620px){.home-stage::after{background-size:cover;background-position:center top}}

/* Homepage v7: keep the daytime artwork clear and improve text/card readability. */
html[data-theme="light"] .home-shade{background:linear-gradient(90deg,rgba(255,255,255,.12) 0%,rgba(255,255,255,.06) 34%,rgba(255,255,255,0) 58%)}
html[data-theme="light"] .home-hero h1 small{color:#111820;text-shadow:0 1px 2px rgba(255,255,255,.95),0 0 8px rgba(255,255,255,.75)}
html[data-theme="light"] .home-hero p{color:#17202b;font-weight:500;text-shadow:0 1px 2px rgba(255,255,255,.95),0 0 7px rgba(255,255,255,.8)}
html[data-theme="light"] .home-cards .link-card{background:rgba(255,255,255,.34);border-color:rgba(28,38,52,.22);box-shadow:0 8px 22px rgba(25,45,65,.12)}
html[data-theme="light"] .home-cards .link-card:hover{background:rgba(255,255,255,.44)}
html[data-theme="light"] .home-cards .link-card h2{color:#111820;text-shadow:none}
html[data-theme="light"] .home-cards .link-card p{color:#34404d;text-shadow:none}
html[data-theme="light"] .home-cards .link-card .card-link{color:#087f73;font-weight:700}

/* Homepage v8: keep the complete 5F→1F artwork visible in one screen.
   The source artwork is much taller than a desktop viewport, so `cover` crops 1F.
   Stretch only the display layer to the stage bounds; the blurred cover layer remains behind it. */
.home-stage::after{
  background-size:100% 100%;
  background-position:center center;
  background-repeat:no-repeat;
}
.home-stage::before{
  background-size:cover;
  background-position:center center;
  opacity:.28;
}
@media(max-width:900px){
  .home-stage::after{background-size:100% 100%;background-position:center center}
}
@media(max-width:620px){
  .home-stage::after{background-size:100% 100%;background-position:center top}
}

/* v9: improve light-theme hero copy readability over detailed pixel background */
html[data-theme="light"] .home-hero .hero-copy{position:relative;z-index:1}
html[data-theme="light"] .home-hero p{display:inline-block;width:fit-content;max-width:620px;padding:8px 12px;border-radius:8px;background:rgba(255,255,255,.72);color:#111820;font-weight:600;line-height:1.75;text-shadow:none;box-shadow:0 2px 12px rgba(20,45,70,.10);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}

/* Homepage v10: preserve the daytime artwork's original brightness across the full width.
   Readability is handled locally by hero text/card backgrounds instead of a page-wide left-side veil. */
html[data-theme="light"] .home-shade{background:transparent}
@media(max-width:900px){html[data-theme="light"] .home-shade{background:transparent}}


/* Homepage v11: compact hero title with strong day/night readability. */
.home-hero h1{font-size:clamp(38px,3.65vw,50px);font-weight:800;color:#f7f9fc;text-shadow:0 2px 5px rgba(0,0,0,.78),0 0 18px rgba(0,0,0,.38)}
.home-hero h1 span{background:linear-gradient(90deg,#63e4d5,#a99aff);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 2px 3px rgba(0,0,0,.62))}
html[data-theme="light"] .home-hero h1{color:#111820;text-shadow:0 1px 2px rgba(255,255,255,.98),0 0 10px rgba(255,255,255,.92),0 2px 4px rgba(0,0,0,.18)}
html[data-theme="light"] .home-hero h1 span{filter:drop-shadow(0 1px 2px rgba(255,255,255,.9)) drop-shadow(0 1px 1px rgba(0,0,0,.22))}
@media(max-width:620px){.home-hero h1{font-size:clamp(34px,10vw,43px)}}

/* Homepage title sizing: English tagline matches Chinese subtitle */
.home-hero h1{font-size:clamp(23px,2vw,28px)}
.home-hero h1 small{font-size:1em}
@media(max-width:620px){.home-hero h1{font-size:clamp(20px,6vw,25px)}}

/* Homepage title refinement: unified white title + subtle heart */
.home-hero h1 .love-word{position:relative;display:inline-block;background:none;-webkit-background-clip:initial;background-clip:initial;color:inherit;filter:none}
.home-hero h1 .love-heart{position:absolute;right:-.72em;top:-.28em;font-size:.48em;line-height:1;color:#ff6475;text-shadow:0 1px 3px rgba(0,0,0,.45);transform:rotate(8deg)}
html[data-theme="light"] .home-hero h1 .love-word{color:inherit;filter:none}
html[data-theme="light"] .home-hero h1 .love-heart{color:#e74f63;text-shadow:0 1px 2px rgba(255,255,255,.9),0 1px 2px rgba(0,0,0,.18)}

/* Homepage v12: mobile-first layout cleanup. */
@media(max-width:620px){
  .topbar{height:56px}
  .nav-inner{padding:0 12px;gap:8px}
  .brand{gap:0;flex:0 0 auto}
  .brand-avatar{width:34px;height:34px}
  .brand span{display:none}

  /* Keep all main destinations on mobile, but use icons only. */
  .topbar nav{display:flex;flex:1;justify-content:flex-end;gap:5px;font-size:0;min-width:0}
  .topbar nav a:nth-child(2),.topbar nav a:nth-child(3){display:flex}
  .topbar nav .nav-item{width:39px;height:56px;padding:0;display:flex;align-items:center;justify-content:center;gap:0;border-bottom-width:2px}
  .topbar nav .nav-icon{width:21px;height:21px;flex-basis:21px}
  .topbar nav .nav-icon-chip{width:24px;height:24px;flex-basis:24px}
  .topbar nav .nav-icon-chip .nav-icon-github{width:20px;height:20px}
  .topbar nav .nav-icon-oshw{width:23px;height:23px}
  .theme-toggle{width:38px;height:38px;margin-left:3px;flex:0 0 38px}

  .home-content{padding:24px 16px 24px}
  .home-hero h1{font-size:22px;line-height:1.2;margin-bottom:12px}
  .home-hero h1 small{margin-top:9px;font-size:20px;line-height:1.3}
  .home-hero p{font-size:14px;line-height:1.65;max-width:100%}
  html[data-theme="light"] .home-hero p{display:block;width:100%;padding:10px 12px;border-radius:10px;background:rgba(255,255,255,.66);font-weight:550}

  .home-cards{padding:18px 0 0;max-width:none}
  .home-cards .link-grid{grid-template-columns:1fr;gap:12px}
  .home-cards .link-card{min-height:0;padding:14px 16px;border-radius:14px;display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto auto;column-gap:13px;row-gap:4px;align-items:center}
  .home-cards .card-icon{grid-row:1 / 3;width:44px;height:44px;margin:0;border-radius:10px;font-size:23px}
  .home-cards .link-card h2{font-size:17px;line-height:1.3;margin:0;align-self:end}
  .home-cards .link-card p{font-size:12.5px;line-height:1.55;margin:0;color:#c5cad3;align-self:start}
  html[data-theme="light"] .home-cards .link-card p{color:#34404d}

  /* Do not stretch the square-ish artwork to the tall mobile document. */
  .home-stage::after{background-size:cover;background-position:center top;background-attachment:scroll}
  .home-stage::before{inset:-12px;background-size:cover;background-position:center top;filter:blur(12px);opacity:.30}
  .home-stage{min-height:calc(100vh - 56px);overflow:hidden}
}

@media(max-width:390px){
  .nav-inner{padding:0 8px}
  .topbar nav{gap:2px}
  .topbar nav .nav-item{width:36px}
  .theme-toggle{width:36px;height:36px;flex-basis:36px}
  .home-content{padding-left:14px;padding-right:14px}
  .home-hero h1{font-size:20px}
  .home-hero h1 small{font-size:18px}
}
\n\n/* Homepage v13: minimal card cleanup only. Keep all existing background/nav behavior unchanged. */
.home-cards .link-grid{grid-template-columns:minmax(0,520px)}
.home-cards .link-card{min-height:0;padding:20px 22px}
.home-cards .card-icon{margin-bottom:14px}
.home-cards .link-card p{margin-bottom:0}
@media(max-width:620px){
  .home-cards .link-grid{grid-template-columns:1fr}
  .home-cards .link-card{min-height:0;padding:13px 16px;display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto;column-gap:13px;align-items:center}
  .home-cards .card-icon{grid-row:auto;width:44px;height:44px;margin:0}
  .home-cards .link-card h2{margin:0;font-size:18px;align-self:center}
  .home-cards .link-card p{display:none}
}

/* Tools hub: same site shell and visual language as the homepage. */
.tools-stage{min-height:calc(100vh - 58px)}.tools-content{position:relative;z-index:1}.tools-hero{min-height:250px;padding-bottom:18px}.tools-hero h1{font-size:34px}.tools-hero h1 small{font-size:18px;font-weight:600;color:#f1f2f5}.tools-cards{padding-top:0}.tools-grid{grid-template-columns:repeat(3,minmax(0,1fr));max-width:900px}.tools-grid .tool-card{min-height:170px}.tool-card-icon{font-family:Consolas,monospace;font-weight:700;color:#73ddd1}.tool-app-frame-wrap{height:calc(100vh - 58px);min-height:520px;background:#07131d}.tool-app-frame{display:block;width:100%;height:100%;border:0;background:#07131d}@media(max-width:900px){.tools-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:620px){.tools-stage{min-height:calc(100vh - 56px)}.tools-hero{min-height:150px;padding-top:34px;padding-bottom:12px}.tools-hero h1{font-size:25px}.tools-hero h1 small{font-size:17px}.tools-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.tools-cards .tool-card{display:flex;min-height:126px;padding:14px;align-items:center;text-align:center}.tools-cards .tool-card .card-icon{width:42px;height:42px;margin:0 auto 8px}.tools-cards .tool-card h2{font-size:16px}.tools-cards .tool-card p{display:none}.tool-app-frame-wrap{height:calc(100vh - 56px);min-height:480px;overflow:auto}.tool-app-frame{min-width:var(--tool-min-width,0px)}}

/* Tools hub v2: use exactly the same one-screen stage geometry as the homepage. */
.tools-stage{min-height:unset}
.tools-content{position:relative;z-index:1}
.tools-hero{min-height:0;padding:0;margin:0}
.tools-hero h1{font-size:inherit}
.tools-hero h1 small{font-size:1em}
.tools-cards{padding:clamp(26px,4vh,42px) 0 0}
.tools-grid{grid-template-columns:minmax(0,520px);max-width:none}
.tools-grid .tool-card{min-height:0}
@media(max-width:620px){
  .tools-stage{min-height:unset}
  .tools-hero{min-height:0;padding:0}
  .tools-hero h1{font-size:inherit}
  .tools-hero h1 small{font-size:1em}
  .tools-grid{grid-template-columns:1fr;gap:18px}
  .tools-cards .tool-card{min-height:0}
}

/* Tool detail shell: shared read-only location + the site's existing footer. */
.tool-page-shell{max-width:var(--max);margin:0 auto;padding:0 20px}.tool-location{height:42px;display:flex;align-items:center;gap:8px;color:#8f96a3;font-size:13px;border-bottom:1px solid #2d2f36;user-select:text}.tool-location span{pointer-events:none}.tool-location-arrow{opacity:.55}.tool-page-shell .tool-app-frame-wrap{height:calc(100vh - 58px - 42px - 82px);min-height:520px;margin:0 -20px;background:#07131d}.tool-page-shell .tool-app-frame{display:block;width:100%;height:100%;border:0;background:#07131d}html[data-theme="light"] .tool-location{color:#737984;border-bottom-color:#e5e7eb}@media(max-width:620px){.tool-page-shell{padding:0 12px}.tool-location{height:38px;font-size:12px}.tool-page-shell .tool-app-frame-wrap{height:calc(100vh - 56px - 38px - 104px);min-height:480px;margin:0 -12px}}
\n\n/* Tool detail v3: present the embedded app as one clean application card. */
.tool-page-shell{padding-bottom:14px}
.tool-page-shell .tool-app-frame-wrap{
  margin:12px 0 0;
  height:calc(100vh - 58px - 42px - 82px - 26px);
  min-height:520px;
  overflow:hidden;
  border:1px solid #29343d;
  border-radius:12px;
  background:#07131d;
  box-shadow:0 8px 28px rgba(0,0,0,.16);
}
.tool-page-shell .tool-app-frame{border-radius:11px}
html[data-theme="light"] .tool-page-shell .tool-app-frame-wrap{border-color:#d9dee5;background:#f7f8fa;box-shadow:0 8px 24px rgba(25,35,45,.08)}
@media(max-width:620px){
  .tool-page-shell .tool-app-frame-wrap{margin-top:10px;height:calc(100vh - 56px - 38px - 104px - 22px);border-radius:10px}
  .tool-page-shell .tool-app-frame{border-radius:9px}
}


/* Tool detail v4: exact viewport layout + stronger 3D application card. */
@media(min-width:621px){
  body.tool-detail-page{height:100dvh;min-height:0;overflow:hidden;display:flex;flex-direction:column}
  body.tool-detail-page>.topbar{flex:0 0 58px}
  body.tool-detail-page>main{flex:1 1 auto;min-height:0;display:flex}
  body.tool-detail-page>.footer{flex:0 0 auto;width:100%}
  body.tool-detail-page .tool-page-shell{height:100%;min-height:0;flex:1;display:flex;flex-direction:column;padding-bottom:14px}
  body.tool-detail-page .tool-location{flex:0 0 42px}
  body.tool-detail-page .tool-app-frame-wrap{
    flex:1 1 auto;height:auto;min-height:0;margin-top:12px;
    border:1px solid rgba(93,132,151,.48);
    border-radius:14px;
    background:#07131d;
    box-shadow:
      0 1px 0 rgba(255,255,255,.055) inset,
      0 -1px 0 rgba(0,0,0,.42) inset,
      0 8px 18px rgba(0,0,0,.18),
      0 22px 48px rgba(0,0,0,.24);
    transform:translateZ(0);
  }
  body.tool-detail-page .tool-app-frame{height:100%;border-radius:13px}
  html[data-theme="light"] body.tool-detail-page .tool-app-frame-wrap{
    border-color:rgba(96,113,128,.28);
    box-shadow:
      0 1px 0 rgba(255,255,255,.96) inset,
      0 -1px 0 rgba(90,105,120,.10) inset,
      0 8px 18px rgba(35,50,65,.10),
      0 22px 48px rgba(35,50,65,.13);
  }
}

/* Tools hub background fix: keep exactly the same stage height/background geometry as homepage. */
.tools-stage{min-height:calc(100vh - 58px - 48px)}
@media(max-width:620px){.tools-stage{min-height:calc(100vh - 56px)}}

/* v25: tools use the same card language as the homepage, especially on phones. */
@media(max-width:620px){
  .tools-cards{padding:18px 0 0;max-width:none}
  .tools-grid{grid-template-columns:1fr;gap:12px}
  .tools-cards .tool-card{min-height:0;padding:13px 16px;border-radius:14px;display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto auto;column-gap:13px;row-gap:4px;align-items:center;text-align:left}
  .tools-cards .tool-card .card-icon{grid-row:1 / 3;width:44px;height:44px;margin:0;border-radius:10px;font-size:23px}
  .tools-cards .tool-card h2{font-size:17px;line-height:1.3;margin:0;align-self:end}
  .tools-cards .tool-card p{display:block;font-size:12.5px;line-height:1.55;margin:0;align-self:start}

  body.tool-detail-page{overflow-x:hidden}
  .tool-page-shell{width:100%;padding:0 10px 12px}
  .tool-page-shell .tool-app-frame-wrap{margin:10px 0 0;height:calc(100dvh - 56px - 38px - 104px - 20px);min-height:520px;border:1px solid rgba(93,132,151,.42);border-radius:12px;overflow:hidden;box-shadow:0 8px 22px rgba(0,0,0,.18)}
  .tool-page-shell .tool-app-frame{min-width:0!important;width:100%;border-radius:11px}
}

/* v26: mobile tool cards exactly follow the homepage compact card pattern: icon + title only. */
@media(max-width:620px){
  .tools-cards{padding:18px 0 0;max-width:none}
  .tools-grid{grid-template-columns:1fr;gap:12px}
  .tools-cards .tool-card{min-height:0;padding:13px 16px;border-radius:14px;display:grid;grid-template-columns:44px 1fr;grid-template-rows:auto;column-gap:13px;align-items:center;text-align:left}
  .tools-cards .tool-card .card-icon{grid-row:auto;width:44px;height:44px;margin:0;border-radius:10px;font-size:23px}
  .tools-cards .tool-card h2{margin:0;font-size:18px;line-height:1.3;align-self:center}
  .tools-cards .tool-card p{display:none}
}


/* Unified home/tools hero + footer motto */
.home-hero .hero-copy h1,.tools-hero .hero-copy h1{font-size:clamp(23px,2vw,28px);line-height:1.35;letter-spacing:0;font-weight:700;margin:0;color:#f1f2f5;text-shadow:0 2px 14px rgba(0,0,0,.3)}
.footer-motto{font-weight:600;letter-spacing:.02em}.footer-heart{color:#ff5f73;margin:0 .12em}
html[data-theme="light"] .home-hero .hero-copy h1,html[data-theme="light"] .tools-hero .hero-copy h1{color:#2d3139;text-shadow:0 1px 6px rgba(255,255,255,.8)}
@media(max-width:620px){.home-hero .hero-copy h1,.tools-hero .hero-copy h1{font-size:23px}.tools-hero{min-height:150px;padding-top:34px;padding-bottom:12px}}

/* v20: compact the shared site footer globally so content gets more viewport space. */
.footer{
  min-height:48px;
  padding:10px 20px 12px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:center;
  gap:10px;
}
.home-stage,.tools-stage{min-height:calc(100vh - 58px - 48px)}
@media(max-width:620px){
  .footer{min-height:44px;padding:8px 12px 10px;gap:8px}
  .home-stage,.tools-stage{min-height:calc(100dvh - 56px - 44px)}
  body.tool-detail-page .footer{min-height:44px}
}


/* v21: move home/tools page descriptions into the shared top bar. */
.header-tagline{margin-left:30px;margin-right:auto;min-width:0;color:#aeb4bf;font-size:15px;font-weight:600;line-height:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.header-tagline-short{display:none}
html[data-theme="light"] .header-tagline{color:#68707c}
.home-content>.home-cards,.tools-content>.tools-cards{padding-top:clamp(28px,5vh,54px)}
@media(max-width:900px){
  .header-tagline{margin-left:22px;font-size:14px}
  .header-tagline-full{display:none}
  .header-tagline-short{display:inline}
}
@media(max-width:620px){
  .header-tagline{margin-left:12px;margin-right:6px;font-size:12px;font-weight:600;max-width:108px}
  .home-content>.home-cards,.tools-content>.tools-cards{padding-top:0}
}
@media(max-width:500px){.header-tagline{display:none}}

/* Keep the entire home page, including its footer, inside the mobile visual viewport. */
@media(max-width:620px){
  body.home-page{height:100vh;height:100dvh;min-height:0;display:flex;flex-direction:column;overflow:hidden}
  .home-page>.topbar{flex:0 0 56px}
  .home-page>main{flex:1 1 0;min-height:0;overflow:hidden}
  .home-page .home-stage{height:100%;min-height:0;overflow:hidden}
  .home-page>.footer{flex:0 0 44px;min-height:44px;width:100%;padding:6px 10px;flex-direction:row;flex-wrap:nowrap;gap:7px;font-size:11px;white-space:nowrap}
}


/* V2.5 - mobile tool detail uses the outer document as the only vertical scroller. */
@media(max-width:620px){
  body.tool-detail-page{height:auto!important;min-height:100dvh!important;overflow-x:hidden!important;overflow-y:auto!important;display:block!important}
  body.tool-detail-page>main{display:block!important;min-height:0!important;overflow:visible!important}
  body.tool-detail-page .tool-page-shell{height:auto!important;min-height:0!important;padding-bottom:12px!important}
  body.tool-detail-page .tool-app-frame-wrap{height:auto!important;min-height:0!important;overflow:visible!important}
  body.tool-detail-page .tool-app-frame{display:block!important;height:auto;min-height:0!important;overflow:hidden!important}
  body.tool-detail-page>.footer{position:static!important}
}


/* V2.5.16 - mobile tools have two explicit height modes.
   viewport: workstation tools (serial) stay tied to the visible phone viewport.
   content: document-like tools (device activation) grow to their reported content height. */
@media(max-width:620px){
  body.tool-detail-page .tool-page-shell.tool-height-viewport .tool-app-frame-wrap{
    height:calc(100dvh - 56px - 38px - 104px - 20px)!important;
    min-height:480px!important;
    overflow:hidden!important;
  }
  body.tool-detail-page .tool-page-shell.tool-height-viewport .tool-app-frame{
    height:100%!important;
    min-height:0!important;
  }
  body.tool-detail-page .tool-page-shell.tool-height-content .tool-app-frame-wrap{
    height:auto!important;
    min-height:0!important;
    overflow:visible!important;
  }
  body.tool-detail-page .tool-page-shell.tool-height-content .tool-app-frame{
    /* Height is supplied by ToolFrame from the child page's measured content.
       Do not force height:auto!important here: that overrides the inline measured
       height and collapses the iframe back to its browser default (~150px). */
    min-height:320px!important;
  }
}


/* V2.5.20 - real mobile viewport host for dialogs inside workstation iframes. */
@media(max-width:620px){
  html.tool-modal-host-open,body.tool-modal-host-open{overflow:hidden!important}
  body.tool-detail-page .tool-app-frame.tool-frame-modal-host{
    position:fixed!important;
    inset:0!important;
    z-index:10000!important;
    width:100vw!important;
    height:100dvh!important;
    min-width:0!important;
    min-height:0!important;
    border:0!important;
    border-radius:0!important;
    background:#07131d!important;
  }
}

/* Android USB serial app download entry */
.serial-tool-wrap{position:relative;width:100%}
.android-download-entry{position:absolute;z-index:8;top:8px;right:max(20px,calc((100vw - var(--max))/2 + 20px));height:27px;padding:0 9px;display:inline-flex;align-items:center;gap:5px;border:1px solid rgba(115,221,209,.34);border-radius:7px;background:rgba(17,31,42,.78);color:#9ee9df;text-decoration:none;font-size:12px;line-height:1;backdrop-filter:blur(8px);transition:border-color .16s ease,background .16s ease,color .16s ease}
.android-download-entry:hover{border-color:rgba(115,221,209,.72);background:rgba(24,48,59,.94);color:#c7fff7}
.android-download-icon{font-family:Consolas,monospace;font-size:15px;font-weight:700}
.android-download-qr{position:absolute;top:34px;right:0;width:176px;padding:9px 9px 8px;border:1px solid rgba(115,221,209,.35);border-radius:11px;background:#fff;box-shadow:0 12px 32px rgba(0,0,0,.3);opacity:0;visibility:hidden;transform:translateY(-4px);pointer-events:none;transition:opacity .15s ease,transform .15s ease,visibility .15s ease;color:#343a40;text-align:center}
.android-download-qr::before{content:"";position:absolute;right:20px;top:-6px;width:10px;height:10px;background:#fff;border-left:1px solid rgba(115,221,209,.35);border-top:1px solid rgba(115,221,209,.35);transform:rotate(45deg)}
.android-download-qr img{display:block;width:158px;height:158px;object-fit:contain;margin:0 auto 5px}
.android-download-qr small{display:block;font-size:11px;line-height:1.35;white-space:nowrap}
.android-download-entry:hover .android-download-qr,.android-download-entry:focus-visible .android-download-qr{opacity:1;visibility:visible;transform:translateY(0)}
html[data-theme="light"] .android-download-entry{background:rgba(255,255,255,.82);border-color:rgba(36,145,133,.28);color:#287e75}
html[data-theme="light"] .android-download-entry:hover{background:#fff;border-color:rgba(36,145,133,.55);color:#17675f}
@media(max-width:620px){.android-download-entry{position:absolute;top:6px;right:10px;height:26px;font-size:11px;padding:0 8px}.android-download-entry:hover .android-download-qr,.android-download-entry:focus-visible .android-download-qr{opacity:0;visibility:hidden}.android-download-qr{display:none}}

/* Unify Online Serial and Android download icons with the Android app launcher artwork. */
.tool-card-icon img{width:100%;height:100%;display:block;object-fit:cover;border-radius:9px}
/* Shared home card feedback also applies to touch and keyboard interaction. */
.home-cards .link-card{transition:background .18s,border-color .18s,box-shadow .18s,transform .18s}
.home-cards .link-card:is(:hover,:focus-visible,:active){background:rgba(18,22,30,.44);border-color:#67dfd2;box-shadow:0 0 0 2px rgba(103,223,210,.45),0 0 24px rgba(57,213,195,.28),0 12px 24px rgba(0,0,0,.20);transform:translateY(-4px)}
.home-cards .link-card .card-icon{transition:background .18s,box-shadow .18s,color .18s}
.home-cards .link-card:is(:hover,:focus-visible,:active) .card-icon{background:rgba(73,220,201,.32);color:#b4fff5;box-shadow:inset 0 0 0 1px rgba(115,244,226,.45),0 0 14px rgba(73,220,201,.25)}
html[data-theme="light"] .home-cards .link-card:is(:hover,:focus-visible,:active){background:rgba(255,255,255,.44);border-color:#087f78;box-shadow:0 0 0 2px rgba(8,127,120,.36),0 0 24px rgba(8,127,120,.22),0 12px 24px rgba(24,52,69,.18)}
html[data-theme="light"] .home-cards .link-card:is(:hover,:focus-visible,:active) .card-icon{background:#bce9e1;color:#045d56;box-shadow:inset 0 0 0 1px rgba(8,127,120,.35),0 0 14px rgba(8,151,137,.20)}
.home-cards .link-card:active{transform:translateY(-1px)}
@media(prefers-reduced-motion:reduce){.home-cards .link-card,.home-cards .link-card .card-icon{transition:none}.home-cards .link-card:is(:hover,:focus-visible,:active){transform:none}}
.android-download-icon{width:22px;height:22px;display:block;object-fit:cover;border-radius:5px}

/* v22: mobile footer — keep copyright/motto on row 1 and ICP filing on row 2. */
@media(max-width:620px){
  .footer{
    flex-direction:row;
    flex-wrap:wrap;
    justify-content:center;
    align-content:center;
    column-gap:7px;
    row-gap:3px;
    min-height:58px;
    padding:7px 10px 9px;
    line-height:1.35;
    white-space:normal;
  }
  .footer>span:last-child{
    flex:0 0 100%;
    width:100%;
    text-align:center;
    white-space:nowrap;
  }
  .home-page>.footer{
    flex:0 0 58px;
    min-height:58px;
    padding:7px 10px 9px;
    flex-direction:row;
    flex-wrap:wrap;
    column-gap:7px;
    row-gap:3px;
    white-space:normal;
  }
  .home-stage,.tools-stage{min-height:calc(100dvh - 56px - 58px)}
  body.tool-detail-page .footer{min-height:58px}
}

/* Unified home and tools cards. */
.home-content>.home-cards{width:100%;max-width:840px}
.home-content .home-cards .link-grid{width:100%;max-width:none;grid-template-columns:repeat(auto-fill,minmax(min(100%,240px),1fr));gap:16px}
.home-content .home-cards .link-card{min-width:0;box-sizing:border-box;min-height:124px;padding:16px 18px;display:grid;grid-template-columns:36px minmax(0,1fr);grid-template-rows:36px 1fr;column-gap:10px;row-gap:10px;align-items:center;text-align:left;background:rgba(18,22,30,.34);backdrop-filter:none;-webkit-backdrop-filter:none;border:1px solid rgba(255,255,255,.22);border-radius:16px;box-shadow:0 8px 22px rgba(0,0,0,.12);transition:background .18s,border-color .18s,transform .18s}
.home-content .home-cards .link-card:is(:hover,:focus-visible,:active){background:rgba(18,22,30,.78);border-color:rgba(94,215,203,.6);transform:translateY(-2px)}
.home-content .home-cards .link-card:focus-visible{outline:2px solid #67dfd2;outline-offset:4px}
.home-content .home-cards .link-card .card-icon{grid-column:1;grid-row:1;width:36px;height:36px;margin:0;border-radius:11px;background:rgba(99,214,201,.10);color:#79ded3;font-size:23px}
.home-content .home-cards .link-card h2{grid-column:2;grid-row:1;margin:0;font-size:18px;font-weight:650;line-height:1.3;color:#f2f7fa;letter-spacing:.01em;align-self:center;text-shadow:0 1px 3px rgba(0,0,0,.65)}
.home-content .home-cards .link-card p{grid-column:1 / -1;grid-row:2;display:block;margin:0;font-size:14px;line-height:1.6;color:#e0e8ed;text-wrap:pretty;align-self:start;text-shadow:0 1px 3px rgba(0,0,0,.65)}
html[data-theme="light"] .home-content .home-cards .link-card{background:rgba(255,255,255,.34);border-color:rgba(28,38,52,.22);box-shadow:0 8px 22px rgba(25,45,65,.12)}
html[data-theme="light"] .home-content .home-cards .link-card:is(:hover,:focus-visible,:active){background:rgba(255,255,255,.88);border-color:#279b91}
html[data-theme="light"] .home-content .home-cards .link-card h2{color:#18313e;text-shadow:none}
html[data-theme="light"] .home-content .home-cards .link-card p{color:#344c59;text-shadow:none}
html[data-theme="light"] .home-content .home-cards .link-card .card-icon{color:#087f78;background:transparent}
@media(max-width:620px){
  .home-content .home-cards .link-grid{grid-template-columns:1fr;gap:12px}
  .home-content .home-cards .link-card{min-height:0;padding:13px 16px;column-gap:10px;row-gap:8px;grid-template-columns:36px minmax(0,1fr);grid-template-rows:36px auto}
  .home-content .home-cards .link-card .card-icon{width:36px;height:36px;font-size:23px}
  .home-content .home-cards .link-card h2{font-size:18px}
  .home-content .home-cards .link-card p{font-size:13px;line-height:1.65}
}
.home-content .home-cards .link-card{transition:background .18s,border-color .18s,box-shadow .18s,transform .18s}
.home-content .home-cards .link-card:is(:hover,:focus-visible,:active){border-color:#67dfd2;box-shadow:0 0 0 2px rgba(103,223,210,.45),0 0 24px rgba(57,213,195,.28),0 12px 24px rgba(0,0,0,.20);transform:translateY(-4px)}
html[data-theme="light"] .home-content .home-cards .link-card:is(:hover,:focus-visible,:active){border-color:#087f78;box-shadow:0 0 0 2px rgba(8,127,120,.36),0 0 24px rgba(8,127,120,.22),0 12px 24px rgba(24,52,69,.18)}
.home-content .home-cards .link-card .card-icon{transition:background .18s,box-shadow .18s,color .18s}
.home-content .home-cards .link-card .card-icon img{width:26px;height:26px;object-fit:contain;border-radius:0}
.home-content .home-cards .link-card:is(:hover,:focus-visible,:active) .card-icon{background:rgba(73,220,201,.32);color:#b4fff5;box-shadow:inset 0 0 0 1px rgba(115,244,226,.45),0 0 14px rgba(73,220,201,.25)}
html[data-theme="light"] .home-content .home-cards .link-card:is(:hover,:focus-visible,:active) .card-icon{background:#bce9e1;color:#045d56;box-shadow:inset 0 0 0 1px rgba(8,127,120,.35),0 0 14px rgba(8,151,137,.20)}
.home-content .home-cards .link-card:active{transform:translateY(-1px)}
@media(prefers-reduced-motion:reduce){.home-content .home-cards .link-card{transition:none}.home-content .home-cards .link-card:is(:hover,:focus-visible,:active){transform:none}}

/* Keep idle cards clear; reserve the solid background for real interaction. */
.home-content .home-cards .link-card{background:rgba(18,22,30,.24)!important;backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
html[data-theme="light"] .home-content .home-cards .link-card{background:rgba(255,255,255,.24)!important}
.home-content .home-cards .link-card:is(:focus-visible,:active){background:rgba(18,22,30,.78)!important}
html[data-theme="light"] .home-content .home-cards .link-card:is(:focus-visible,:active){background:rgba(255,255,255,.88)!important}
@media(hover:hover) and (pointer:fine){
.home-content .home-cards .link-card:hover{background:rgba(18,22,30,.78)!important}
html[data-theme="light"] .home-content .home-cards .link-card:hover{background:rgba(255,255,255,.88)!important}
}
/* Explicit zero blur survives production CSS prefix optimization. */
.home-content .home-cards .link-card{backdrop-filter:none!important;-webkit-backdrop-filter:none!important}