:root{--bg:#0c1117;--panel:#151c25;--edge:#293342;--text:#eaf0f5;--muted:#9aa9ba;--mint:#b9ef75}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.65 "Microsoft YaHei",system-ui,sans-serif}button,input,select{font:inherit}a{color:inherit;text-decoration:none}button,a.primary{cursor:pointer}button{background:transparent;color:var(--text);border:1px solid var(--edge);border-radius:8px;padding:12px 20px}button:hover{border-color:var(--mint)}header{height:88px;display:flex;align-items:center;justify-content:space-between;max-width:1200px;margin:auto;padding:0 28px;border-bottom:1px solid var(--edge)}.brand{font-size:19px;letter-spacing:2px}.brand b{color:var(--mint)}nav{display:flex;align-items:center;gap:30px}nav a{color:var(--muted);font-size:14px}.small{padding:8px 16px}main{max-width:1144px;margin:auto;padding:0 0 65px}.hero{padding:76px 0 72px;position:relative;background:radial-gradient(ellipse at 90% 30%,#2334217a,transparent 50%)}.hero:after{content:"◈";position:absolute;right:70px;top:40px;font-size:270px;line-height:1.2;color:#b9ef7518;transform:rotate(-12deg);pointer-events:none}.eyebrow{font-size:11px;letter-spacing:2.5px;font-weight:700;color:var(--mint)}h1{font-size:54px;line-height:1.3;letter-spacing:-2px;margin:18px 0 22px}h1 span{color:var(--mint)}p{color:var(--muted)}.hero p{font-size:17px}.actions{display:flex;gap:16px;margin-top:28px}.primary{display:inline-block;border:0;border-radius:8px;background:var(--mint);color:#14200d;font-weight:700;padding:13px 23px}.primary:hover{background:#d0ff97}.hero-note{color:var(--muted);font-size:12px;margin-top:28px}.hero-note i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--mint);margin-right:6px}.section-head{display:flex;justify-content:space-between;align-items:end}h2{font-size:27px;line-height:1.35;margin:9px 0 15px}.section-head>span{color:var(--muted);font-size:12px;margin-bottom:18px}.toolbar{display:flex;gap:12px;padding:18px 0 25px}.search{background:var(--panel);border:1px solid var(--edge);border-radius:8px;padding:9px 14px;display:flex;gap:10px;align-items:center;flex:1;max-width:440px;color:var(--muted)}input,select{background:var(--panel);color:var(--text);border:1px solid var(--edge);border-radius:7px;padding:10px 12px;outline-color:var(--mint)}.search input{padding:0;background:transparent;border:0;width:100%}select{font-size:13px}.chip{border:1px solid var(--edge);border-radius:30px;padding:9px 16px;margin-left:auto;font-size:12px;color:var(--muted)}.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.card{border:1px solid var(--edge);border-radius:12px;overflow:hidden;background:var(--panel)}.card button{display:block;text-align:left;width:100%;padding:0;border:0;border-radius:0}.cover{aspect-ratio:1.5;background:#0d1722;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}.cover img{width:86%;border-radius:6px;box-shadow:0 12px 30px #0009}.cover .abstract{font-size:55px;letter-spacing:6px;color:var(--mint)}.cover .badge{position:absolute;top:12px;left:12px;font-size:10px;letter-spacing:1px;background:#0c1117df;padding:3px 8px;border-radius:4px;color:var(--mint)}.card-body{padding:17px 20px}.card h3{font-size:19px;margin:0 0 6px}.card p{font-size:12px;margin:0 0 17px;min-height:38px}.card-meta{display:flex;justify-content:space-between;font-size:11px;color:var(--muted)}.card:hover{border-color:#87ac58}.guide{display:grid;grid-template-columns:1fr 1fr;gap:75px;border-top:1px solid var(--edge);padding:50px 0;margin-top:55px}.guide>div>p{max-width:380px}.guide ol{list-style:none;padding:0;margin:0}.guide li{display:flex;gap:22px;margin-bottom:23px}.guide li>b{color:var(--mint);font-size:15px;padding-top:2px}.guide h3{font-size:15px;margin:0 0 4px}.guide li p{font-size:13px;margin:0}.contribute{padding:33px 38px;background:linear-gradient(110deg,#1b2b20,#18212b);border:1px solid #374836;border-radius:12px;display:flex;justify-content:space-between;align-items:center;gap:20px}.contribute h2{font-size:24px}.contribute p{font-size:13px;margin:0}footer{max-width:1200px;margin:auto;padding:25px 28px;border-top:1px solid var(--edge);display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--muted)}footer button{padding:5px 10px;font-size:11px}dialog{width:min(580px,calc(100% - 32px));max-height:90vh;overflow:auto;background:var(--panel);border:1px solid var(--edge);border-radius:14px;color:var(--text);padding:28px}dialog::backdrop{background:#000b;backdrop-filter:blur(4px)}dialog p{font-size:13px}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:20px}.dialog-head h2{font-size:24px}.close{border:0;font-size:28px;padding:0 8px}dialog label{display:block;margin:15px 0;font-size:13px}dialog label input:not([type=checkbox]){display:block;width:100%;margin-top:7px}.check{display:flex!important;gap:9px;align-items:start}.check input{margin-top:5px}dl{font-size:13px}dt{color:var(--muted);margin-top:12px}dd{margin:3px 0;overflow-wrap:anywhere}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--mint);color:#14200d;padding:12px 23px;border-radius:8px;z-index:10}.pending-row{border-top:1px solid var(--edge);padding:15px 0}.pending-row button{padding:6px 14px;margin-right:8px}.muted{font-size:12px}@media(max-width:1200px){main{margin:0 28px}}@media(max-width:760px){header{height:72px;padding:0 20px}nav{gap:12px}nav>a{display:none}main{margin:0 20px}.hero{padding:48px 0}.hero:after{display:none}h1{font-size:37px}.hero p{font-size:14px}.gallery{grid-template-columns:1fr}.toolbar{flex-wrap:wrap}.search{max-width:none;min-width:100%}.chip{margin-left:0}.guide{grid-template-columns:1fr;gap:25px}.contribute{display:block;padding:25px}.contribute button{margin-top:20px}.section-head{align-items:start;gap:15px}h2{font-size:22px}.section-head>span{white-space:nowrap;margin-top:30px}footer{padding:20px;gap:20px}footer>span:nth-child(2){display:none}.actions{gap:10px}.actions>*{padding:11px 15px;font-size:13px}}
dialog#preview{width:min(780px,calc(100% - 24px))}#preview-canvas{display:block;width:100%;height:auto;background:#090f17;border:1px solid var(--edge);border-radius:8px}.preview-controls{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}#preview-slider{display:block;width:100%;padding:0;margin-top:12px}.local-preview{display:block;margin-top:24px;color:var(--muted);font-size:12px}.local-preview input{max-width:100%;margin-left:8px;font-size:12px}

.reaction-row{display:flex;gap:10px;padding:0 18px 18px}.reaction-row button{font-size:12px;padding:7px 13px}.selected{color:var(--mint);border-color:var(--mint)}[hidden]{display:none!important}header nav{gap:16px}#account-form button{margin:8px 8px 0 0}@media(max-width:760px){#account-open{max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}header{padding:0 12px}.brand{font-size:15px}}
textarea{display:block;width:100%;min-height:110px;background:var(--bg);color:var(--text);border:1px solid var(--edge);padding:10px;font:inherit}.download-card{padding:24px;background:var(--panel);border:1px solid var(--edge);border-radius:10px;margin-bottom:16px}.download-card code{display:block;overflow-wrap:anywhere;color:var(--muted);font-size:11px;margin-bottom:18px}#author-works button{display:block;margin:12px 0}.reaction-row{flex-wrap:wrap}#recovery-result{overflow-wrap:anywhere;color:var(--mint)}hr{border:0;border-top:1px solid var(--edge);margin:24px 0}
@media(max-width:760px){header{height:auto;min-height:72px;flex-wrap:wrap;padding:14px 18px;gap:12px}header nav{width:100%;gap:12px;flex-wrap:wrap}header nav a[href="/downloads"]{display:block}header nav button{flex:1;padding:8px 12px}}

#firmware-form{max-width:720px;background:var(--panel);border:1px solid var(--edge);border-radius:12px;padding:24px;margin:24px 0 40px}#firmware-form label{display:block;margin:14px 0}#firmware-form input:not([type=checkbox]),#firmware-form textarea{display:block;width:100%;margin-top:7px}.card p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.download-card p{white-space:pre-wrap;overflow-wrap:anywhere}

.wiring-image{display:block;max-width:100%;max-height:320px;object-fit:contain;margin:20px 0 8px;border-radius:12px;background:#fff}