*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#070b0e;--panel:#0e151a;--panel2:#121b21;--line:rgba(255,255,255,.08);
--txt:#e6f0ea;--dim:#8fa39a;--mute:#5d6f67;--green:#10b981;--cyan:#22d3ee;--amber:#f59e0b;--red:#ef4444}
html{scroll-behavior:smooth}
body{font:16px/1.75 system-ui,-apple-system,"Microsoft YaHei",sans-serif;background:var(--bg);color:var(--txt);-webkit-font-smoothing:antialiased}
a{color:var(--cyan);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.hd{position:sticky;top:0;z-index:50;background:rgba(7,11,14,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd .bar{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:10px;color:var(--txt);font-weight:600}
.brand img{width:26px;height:26px}
.brand:hover{text-decoration:none}
.nav{display:flex;align-items:center;gap:4px}
.nav a{color:var(--dim);font-size:14px;padding:7px 11px;border-radius:7px}
.nav a:hover{color:var(--txt);background:var(--panel)}
.nav .cta{background:var(--green);color:#04150f;font-weight:600;margin-left:8px}
.nav .cta:hover{background:#0ea472;color:#04150f}
.mbtn{display:none;background:none;border:1px solid var(--line);color:var(--txt);border-radius:7px;padding:5px 10px;font-size:17px;cursor:pointer}
.hero{padding:78px 0 66px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(560px 260px at 18% 0%,rgba(16,185,129,.14),transparent 70%)}
.hero .in{position:relative}
.hero h1{font-size:40px;line-height:1.32;letter-spacing:-.5px;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--green)}
.hero p.lead{font-size:17px;color:var(--dim);max-width:44em;margin-bottom:26px}
.acts{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 28px;border-radius:9px;font-weight:600;font-size:15px;border:1px solid var(--line);color:var(--txt);background:var(--panel)}
.btn:hover{text-decoration:none;border-color:var(--green);color:var(--green)}
.btn.p{background:var(--green);color:#04150f;border-color:var(--green)}
.btn.p:hover{background:#0ea472;color:#04150f}
.dlbox{margin:0 0 26px;padding:22px 24px;border-radius:12px;background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--green)}
.dlbox.warn{border-left-color:var(--amber);background:#1a1408}
.dlbox.warn b{color:var(--amber);display:block;margin-bottom:8px}
.dlbox.warn p{color:var(--dim);font-size:14.5px;margin:0}
.dlbox>p{color:var(--dim);font-size:14px;margin-top:12px;line-height:1.75}
code{background:var(--panel2);border:1px solid var(--line);border-radius:5px;padding:1px 6px;font-size:13.5px;color:var(--cyan);font-family:Consolas,Menlo,monospace}
/* ---- 下载中心 ---- */
.dlhero{position:relative;overflow:hidden;border:1px solid rgba(16,185,129,.26);border-radius:16px;
padding:30px 32px;background:linear-gradient(158deg,rgba(16,185,129,.10),rgba(14,21,26,.92) 48%),var(--panel)}
.dlhero::before{content:"";position:absolute;width:440px;height:440px;right:-150px;top:-200px;
background:radial-gradient(circle,rgba(34,211,238,.17),transparent 68%);pointer-events:none}
.dlhero::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
background-image:linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
background-size:34px 34px}
.dlhero .top{display:flex;align-items:flex-start;gap:22px;position:relative;z-index:1}
.dlhero .ico{flex:0 0 76px;height:76px;border-radius:18px;background:#0a1114;
border:1px solid rgba(16,185,129,.35);display:flex;align-items:center;justify-content:center}
.dlhero .ico img{width:52px;height:52px;display:block}
.dlhero h2{font-size:25px;letter-spacing:-.3px;margin-bottom:7px}
.dlhero h2 .ver{color:var(--green);font-weight:600;font-size:17px;margin-left:9px;white-space:nowrap}
.dlhero .sub{color:var(--dim);font-size:14.5px;line-height:1.7}
.dlhero .acts{margin-top:24px;display:flex;gap:13px;flex-wrap:wrap;align-items:center;position:relative;z-index:1}
.dlhero .chips{margin-top:22px;padding-top:19px;border-top:1px solid var(--line);
display:flex;flex-wrap:wrap;gap:9px;position:relative;z-index:1}
.chip{font-size:13px;color:var(--dim);background:rgba(255,255,255,.035);border:1px solid var(--line);
border-radius:20px;padding:5px 13px;white-space:nowrap}
.chip b{color:var(--txt);font-weight:600}
.btn.xl{padding:16px 40px;font-size:16.5px;border-radius:11px;animation:dlpulse 2.8s ease-out infinite}
@keyframes dlpulse{0%{box-shadow:0 0 0 0 rgba(16,185,129,.45)}70%{box-shadow:0 0 0 15px rgba(16,185,129,0)}100%{box-shadow:0 0 0 0 rgba(16,185,129,0)}}
@media(prefers-reduced-motion:reduce){.btn.xl{animation:none}}
/* ---- 规格磁贴 ---- */
.spec{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1px;
background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:22px 0}
.spec>div{background:var(--panel2);padding:16px 18px}
.sec.b .spec>div{background:var(--bg)}
.spec dt{font-size:12.5px;color:var(--mute);margin-bottom:6px;letter-spacing:.3px}
.spec dd{font-size:15px;color:var(--txt);font-weight:600;line-height:1.5}
.spec dd a{font-weight:400;font-size:14px}
.sec.tight{padding-top:34px}
.hero .meta{margin-top:26px;color:var(--mute);font-size:13px}
.hero .meta span{margin-right:18px;white-space:nowrap}
.sec{padding:62px 0}
.sec.b{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sh{margin-bottom:34px;padding-left:16px;border-left:3px solid var(--green)}
.sh h2{font-size:25px;letter-spacing:-.3px}
.sh p{color:var(--dim);font-size:15px;margin-top:6px;max-width:52em}
h3{font-size:17px;margin-bottom:9px}
p+p{margin-top:13px}
.sec p{color:var(--dim)}
.sec p b,.sec li b{color:var(--txt)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:16px}
.cards.four{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:22px}
.card h3{font-size:16px;margin-bottom:8px}
.card p{font-size:14px;color:var(--dim);margin:0}
.card .k{display:inline-block;font-size:12px;color:var(--green);border:1px solid rgba(16,185,129,.35);border-radius:5px;padding:1px 7px;margin-bottom:10px}
.sec.b .card{background:var(--bg)}
.tblwrap{overflow-x:auto;margin:20px 0}
table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:520px}
th,td{text-align:left;padding:11px 13px;border-bottom:1px solid var(--line)}
th{color:var(--txt);background:var(--panel2);font-weight:600;white-space:nowrap}
td{color:var(--dim)}
tr:last-child td{border-bottom:none}
.mono{font-family:ui-monospace,Consolas,monospace;font-size:13.5px;color:var(--txt);word-break:break-all}
.steps{display:grid;gap:14px;margin:20px 0}
.step{display:flex;gap:15px;background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:17px 19px}
.sec.b .step{background:var(--bg)}
.step .n{flex:0 0 27px;height:27px;border-radius:50%;background:rgba(16,185,129,.13);border:1px solid rgba(16,185,129,.4);color:var(--green);font-size:13.5px;font-weight:600;display:flex;align-items:center;justify-content:center}
.step h3{font-size:15.5px;margin-bottom:5px}
.step p{font-size:14px;margin:0}
.faq{margin:20px 0}
details{border:1px solid var(--line);border-radius:10px;background:var(--panel2);margin-bottom:10px;overflow:hidden}
.sec.b details{background:var(--bg)}
summary{cursor:pointer;padding:15px 19px;font-weight:600;font-size:15px;list-style:none;position:relative;padding-right:44px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:19px;top:14px;color:var(--green);font-size:19px;font-weight:400}
details[open] summary::after{content:"\2212"}
details .ans{padding:0 19px 17px;color:var(--dim);font-size:14.5px}
.warn{list-style:none;display:grid;gap:11px;margin:18px 0}
.warn li{padding-left:27px;position:relative;color:var(--dim);font-size:14.5px}
.warn li::before{content:"!";position:absolute;left:0;top:1px;width:17px;height:17px;border-radius:50%;background:var(--amber);color:#1a1000;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;line-height:1}
.chk{list-style:none;display:grid;gap:9px;margin:16px 0}
.chk li{padding-left:24px;position:relative;color:var(--dim);font-size:14.5px}
.chk li::before{content:"\2713";position:absolute;left:0;color:var(--green)}
.note{border-left:3px solid var(--amber);background:rgba(245,158,11,.07);padding:14px 17px;border-radius:0 9px 9px 0;margin:20px 0;color:var(--dim);font-size:14.5px}
.related{margin:20px 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.related a{display:block;border:1px solid var(--line);border-radius:10px;padding:15px 17px;color:var(--txt);background:var(--panel2)}
.related a:hover{border-color:var(--green);text-decoration:none}
.sec.b .related a{background:var(--bg)}
.related a b{display:block;font-size:15px;margin-bottom:4px}
.related a span{font-size:13px;color:var(--mute)}
.crumbs{padding:16px 0;font-size:13px;color:var(--mute)}
.crumbs a{color:var(--mute)}
.crumbs .sep{margin:0 8px;color:var(--mute)}
.crumbs .cur{color:var(--dim)}
.ph{padding:44px 0 34px;border-bottom:1px solid var(--line)}
.ph h1{font-size:33px;line-height:1.35;letter-spacing:-.4px;margin-bottom:12px}
.ph p{color:var(--dim);font-size:16px;max-width:50em}
.ft{border-top:1px solid var(--line);background:var(--panel);padding:44px 0 26px;margin-top:56px}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.ft h4{font-size:13px;letter-spacing:1.5px;color:var(--mute);margin-bottom:13px;font-weight:600}
.ft ul{list-style:none;display:grid;gap:8px}
.ft a{color:var(--dim);font-size:14px}
.ft a:hover{color:var(--green)}
.ft .desc{color:var(--mute);font-size:13.5px;margin-top:12px;max-width:34em}
.base{border-top:1px solid var(--line);margin-top:30px;padding-top:18px;display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:space-between;font-size:12.5px;color:var(--mute)}
.filter{position:relative;margin-bottom:20px}
.filter input{width:100%;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 16px;color:var(--txt);font-size:15px;outline:none;font-family:inherit}
.filter input:focus{border-color:var(--green)}
.cats{display:grid;gap:26px}
.cat h3{font-size:17px;padding-bottom:9px;border-bottom:1px solid var(--line);margin-bottom:14px}
.cat h3 span{color:var(--green);font-size:13.5px;margin-right:9px}
.items{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:11px}
.item{background:var(--panel2);border:1px solid var(--line);border-radius:9px;padding:13px 15px}
.sec.b .item{background:var(--bg)}
.item b{display:block;font-size:14.5px;margin-bottom:4px}
.item span{font-size:13px;color:var(--dim)}
.nores{display:none;color:var(--mute);padding:18px 0}
@media(max-width:980px){.fgrid{grid-template-columns:1fr 1fr}}
@media(max-width:820px){.nav{display:none}.mbtn{display:block}.hero h1{font-size:30px}.hero{padding:52px 0 44px}
.nav.open{display:flex;position:absolute;top:62px;left:0;right:0;flex-direction:column;background:var(--panel);padding:14px 20px;border-bottom:1px solid var(--line);align-items:stretch}
.nav.open a{padding:11px}}
@media(max-width:560px){.fgrid{grid-template-columns:1fr}.ph h1{font-size:25px}.wrap{padding:0 18px}.card{padding:18px}
.dlhero{padding:22px 19px;border-radius:14px}
.dlhero .top{gap:15px}
.dlhero .ico{flex:0 0 56px;height:56px;border-radius:14px}
.dlhero .ico img{width:38px;height:38px}
.dlhero h2{font-size:20px}
.dlhero h2 .ver{display:block;margin:4px 0 0;font-size:15px}
.dlhero .acts{margin-top:19px}
.btn.xl{width:100%;text-align:center;padding:15px 18px;font-size:16px}
.dlhero .chips{gap:7px}
.chip{font-size:12.5px;padding:4px 11px}
.spec{margin:18px 0}}