:root{
  --ink:#0d1220;
  --ink-2:#39435a;
  --ink-3:#6b7794;
  --ink-4:#9aa5bd;
  --line:#e6eaf2;
  --line-2:#f0f3f8;
  --bg:#ffffff;
  --bg-soft:#f7f9fc;
  --bg-soft2:#f1f5fb;

  --brand:#2b5cff;
  --brand-2:#7b5cff;
  --brand-3:#12b5cb;
  --brand-ink:#1b3fc4;
  --grad:linear-gradient(120deg,#2b5cff 0%,#5b6cff 45%,#8b5cff 100%);
  --grad-soft:linear-gradient(120deg,#eef2ff 0%,#f3efff 50%,#eafafd 100%);

  --ok:#0e9f6e;
  --warn:#e08a00;
  --danger:#e5484d;
  --tv:#7b5cff;

  --r-xs:8px; --r-sm:12px; --r-md:16px; --r-lg:22px; --r-xl:30px; --r-full:999px;

  --sh-1:0 1px 2px rgba(16,26,50,.04), 0 2px 8px rgba(16,26,50,.04);
  --sh-2:0 4px 12px rgba(16,26,50,.06), 0 12px 28px rgba(16,26,50,.06);
  --sh-3:0 10px 24px rgba(16,26,50,.08), 0 30px 60px rgba(16,26,50,.10);
  --sh-brand:0 10px 24px rgba(43,92,255,.22);

  --ease:cubic-bezier(.22,.68,.28,1);
  --fast:.22s var(--ease);
  --mid:.4s var(--ease);

  --maxw:1240px;
  --font:"Inter","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.2;letter-spacing:-.02em;font-weight:800}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:rgba(43,92,255,.18)}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:var(--bg-soft)}
::-webkit-scrollbar-thumb{background:#cfd7e6;border-radius:99px;border:3px solid var(--bg-soft)}
::-webkit-scrollbar-thumb:hover{background:#b6c1d6}

/

.lang-btn{width:auto;padding:0 12px;font-size:12.5px;font-weight:700;letter-spacing:.04em;white-space:nowrap;flex:0 0 auto}
.lang-btn span{color:var(--ink-4);margin:0 1px;font-weight:500}

/

.search-clear{
  width:28px;height:28px;border-radius:50%;border:0;background:var(--bg-soft2);color:var(--ink-3);
  cursor:pointer;font-size:17px;line-height:1;display:none;place-items:center;
}
.search-clear.show{display:grid}

/* =========================================================
   按钮
   ========================================================= */
.btn{
  --btn-h:44px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:var(--btn-h);padding:0 20px;border-radius:var(--r-full);
  border:1px solid transparent;font-size:14.5px;font-weight:650;cursor:pointer;
  white-space:nowrap;position:relative;overflow:hidden;
  transition:transform var(--fast),box-shadow var(--fast),background var(--fast),border-color var(--fast),color var(--fast);
}
.btn:active{transform:translateY(1px) scale(.99)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh-brand)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(43,92,255,.3)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink);box-shadow:var(--sh-1)}
.btn-ghost:hover{border-color:#c3d0e6;transform:translateY(-2px);box-shadow:var(--sh-2);color:var(--brand-ink)}
.btn-text{background:transparent;color:var(--ink-3);font-weight:600}
.btn-text:hover{color:var(--ink);background:var(--bg-soft2)}
.btn-white{background:#fff;color:var(--brand-ink);box-shadow:0 12px 28px rgba(4,12,40,.24)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(4,12,40,.3)}
.btn-outline-light{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.36);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.6)}
.btn-sm{--btn-h:38px;padding:0 18px;font-size:13.5px}
.btn-lg{--btn-h:52px;padding:0 28px;font-size:15.5px}
.btn-block{width:100%}

/* =========================================================
   Hero
   ========================================================= */
.hero{position:relative;padding:80px 0 0;overflow:hidden;background:#000;
}
.hero-grid{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(43,92,255,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(43,92,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(1000px 620px at 60% 0%,#000 0%,transparent 72%);
  mask-image:radial-gradient(1000px 620px at 60% 0%,#000 0%,transparent 72%);
}
.hero-orb{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none;opacity:.55;animation:float 14s ease-in-out infinite}
.hero-orb-a{width:420px;height:420px;background:#c7d4ff;top:-120px;right:6%}
.hero-orb-b{width:320px;height:320px;background:#bdeaf2;top:180px;right:32%;animation-delay:-4s}
.hero-orb-c{width:280px;height:280px;background:#e0d2ff;top:60px;left:-80px;animation-delay:-8s}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(24px,-28px)}}

.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.18fr);gap:clamp(48px,4.6vw,68px);align-items:center;padding-bottom:64px}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;padding:6px 15px 6px 11px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-full);
  font-size:12.5px;font-weight:600;color:var(--ink-2);box-shadow:var(--sh-1);
}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--ok);position:relative}
.pulse-dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;border:2px solid var(--ok);opacity:.5;animation:ring 2s ease-out infinite}
@keyframes ring{0%{transform:scale(.6);opacity:.7}100%{transform:scale(1.5);opacity:0}}

.hero h1{font-size: clamp(36px, 4.7vw, 45px);
    line-height: 1.06;
    margin: 22px 0 0;
    letter-spacing: 0.038em;
    font-weight: 800;
    color: #fff;}
.grad-text{
  background:linear-gradient(100deg,#2b5cff 0%,#7b5cff 45%,#12b5cb 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  -webkit-box-decoration-break:clone;box-decoration-break:clone;
  padding:0 .06em;
}
.hero-lede{margin-top:20px;font-size:16.5px;line-height:1.8;color:#eeeeee;max-width:560px;padding-bottom: 30px;}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap}
.hero-stats{display:flex;gap:42px;margin:46px 0 0;flex-wrap:wrap}
.hero-stats dt{font-size:31px;font-weight:800;letter-spacing:-.03em;line-height:1}
.hero-stats dt small{font-size:15px;font-weight:700;color:var(--brand-ink);margin-left:1px}
.hero-stats dd{margin:7px 0 0;font-size:12.5px;color:var(--ink-3);font-weight:600}

/* Hero 视觉：客户端界面主图 + 浮动卡片 */
.hero-visual{position:relative;z-index:1;width:100%;margin-right:0}
@media (min-width:1301px){
  /* 宽屏下右栏向右出血，超出容器右侧（父级 .hero overflow 隐藏 + body overflow-x:hidden 兜底，不产生横向滚动条） */
  .hero-visual{width:calc(100% + 56px);margin-right:-56px}
}
.dl-hero-image-wrap{position:relative;width:100%;max-width:760px;margin-inline:auto;isolation:isolate}
/* 主图与纯黑 Hero 背景衔接：与 ugnas.com download.php 一致，仅用窄幅羽化遮罩 + 投影，不叠环境光 */
.dl-hero-image{
  position:relative;z-index:1;display:block;width:100%;height:auto;margin-inline:auto;
  filter:drop-shadow(0 32px 70px rgba(16,26,50,.18));
  /* 四周窄幅渐隐过渡到页面黑底，消除图片矩形边界与背景的割裂感 */
  -webkit-mask-image:
    linear-gradient(to right, transparent 0, rgba(0,0,0,.55) 3.5%, #000 8%, #000 92%, rgba(0,0,0,.55) 96.5%, transparent 100%),
    linear-gradient(to bottom, transparent 0, rgba(0,0,0,.55) 3%, #000 7%, #000 93%, rgba(0,0,0,.55) 97%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-image:
    linear-gradient(to right, transparent 0, rgba(0,0,0,.55) 3.5%, #000 8%, #000 92%, rgba(0,0,0,.55) 96.5%, transparent 100%),
    linear-gradient(to bottom, transparent 0, rgba(0,0,0,.55) 3%, #000 7%, #000 93%, rgba(0,0,0,.55) 97%, transparent 100%);
  mask-composite: intersect;
}
.dl-float-card{
  position:absolute;z-index:2;display:flex;align-items:center;gap:.75rem;
  padding:0.5rem 0.8rem;border-radius:1rem;
  background:rgb(255 255 255 / 42%);border:1px solid #f1f5f9;
  box-shadow:0 20px 25px -5px rgba(0,0,0,.1),0 8px 10px -6px rgba(0,0,0,.1);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);will-change:transform;
}
.dl-float-card--bl{bottom:1.5rem;left:18%;animation:floatReverse 7s ease-in-out infinite}
.dl-float-card--br{bottom:-1rem;right:-.5rem;animation:floatSlow 6s ease-in-out infinite}
.dl-float-card--tr{top:1.5rem;right:-.5rem;animation:floatReverse 7s ease-in-out infinite}
.dl-float-icon{
  display:flex;align-items:center;justify-content:center;
  border-radius:.75rem;color:#fff;
}

.dl-float-icon img{display:block;width:2rem;height:2rem;object-fit:contain}
.dl-float-text{text-align:left}
.dl-float-title{margin:0;font-size:.75rem;font-weight:900;color:#0f172a}
@keyframes floatSlow{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-12px) rotate(1deg)}}
@keyframes floatReverse{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(10px) rotate(-1.5deg)}}
.trust-strip{
  position:relative;display:flex;align-items:center;gap:30px;flex-wrap:wrap;
  padding:26px 0 34px;border-top:1px solid var(--line-2);
}
.trust-label{font-size:12px;color:var(--ink-4);font-weight:700;letter-spacing:.1em;white-space:nowrap}
.trust-logos{display:flex;gap:38px;flex-wrap:wrap;align-items:center}
.trust-logos span{font-size:15px;font-weight:800;letter-spacing:.06em;color:#b9c3d6;transition:color var(--fast)}
.trust-logos span:hover{color:var(--ink-3)}

/* =========================================================
   通用区块
   ========================================================= */
.section{padding: 50px 0;position:relative}
.section-soft{background:var(--bg-soft);border-block:1px solid var(--line-2)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:36px;margin-bottom:38px;flex-wrap:wrap}
.section-head.center{justify-content:center;text-align:center;max-width:680px;margin-inline:auto}
.kicker{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--brand-ink);
  background:linear-gradient(120deg,rgba(43,92,255,.09),rgba(123,92,255,.09));
  padding:5px 12px;border-radius:var(--r-full);margin-bottom:14px;
}
.kicker.light{color:#fff;background:rgba(255,255,255,.16)}
.section-head h2{font-size:clamp(25px,3vw,30px)}
.section-head p{margin-top:13px;color:var(--ink-3);font-size:15.5px;max-width:640px;line-height:1.75}
.section-head-aside{display:flex;gap:12px}
.mini-stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:12px 18px;
  box-shadow:var(--sh-1);min-width:120px;
}
.mini-stat strong{display:block;font-size:17px;font-weight:800;letter-spacing:0.02em}
.mini-stat span{font-size:11.5px;color:var(--ink-4);font-weight:600}

/* =========================================================
   客户端下载模块
   ========================================================= */
.client-module{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--sh-2);overflow:hidden;
}
.client-tabs{
  display:grid;grid-template-columns:repeat(7,1fr);gap:6px;padding:12px;
  background:var(--bg-soft);border-bottom:1px solid var(--line);
}
.ctab{
  position:relative;display:flex;flex-direction:column;align-items:center;gap:7px;
  padding:14px 6px 12px;border:0;background:transparent;border-radius:var(--r-md);
  cursor:pointer;color:var(--ink-3);font-size:12.5px;font-weight:650;
  transition:all var(--fast);
}
.ctab:hover{background:#fff;color:var(--ink);box-shadow:var(--sh-1)}
.ctab .ct-ico{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);transition:all var(--fast);
}
.ctab .ct-ico svg{width:21px;height:21px}
.ctab:hover .ct-ico{transform:translateY(-2px)}
.ctab.active{color:var(--brand-ink);background:#fff;box-shadow:var(--sh-2)}
.ctab.active .ct-ico{background:var(--brand);border-color:transparent;box-shadow:var(--sh-brand)}
.ctab.active .ct-ico svg{color:#fff}
.ctab .ct-new{
  position:absolute;top:8px;right:8px;font-size:9.5px;font-weight:800;padding:2px 6px;
  border-radius:99px;background:#e3f7ef;color:var(--ok);letter-spacing:.04em;
}
.ctab .ct-latest{
  position:absolute;top:8px;right:8px;font-size:9.5px;font-weight:800;padding:2px 6px;
  border-radius:99px;background:rgba(43,92,255,.12);color:var(--brand-ink);
}

.client-detail{padding:34px 30px 32px;min-height:430px}
.cd-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.35fr);gap:32px;align-items:stretch}
.cd-left{display:flex;flex-direction:column;gap:18px;min-width:0;justify-content:flex-start;align-content:flex-start}
.cd-icon-row{display:flex;align-items:center;gap:16px}
.cd-icon{
  width:62px;height:62px;border-radius:18px;display:grid;place-items:center;
  background:var(--grad);box-shadow:var(--sh-brand);color:#fff;flex:0 0 auto;
}
.cd-icon svg{width:30px;height:30px}
.cd-title h3{font-size:23px}
.cd-title p{margin-top:4px;font-size:13.5px;color:var(--ink-3);font-weight:600}
.cd-version{
  display:inline-flex;align-items:center;gap:8px;align-self:flex-start;
  padding:6px 13px;border-radius:var(--r-full);background:#e9f9f1;color:var(--ok);
  font-size:12.5px;font-weight:800;
  margin-top:-8px;
}
.cd-version.latest{background:rgba(43,92,255,.1);color:var(--brand-ink)}
.cd-meta{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
}
.cd-meta div{background:#fff;padding:13px 15px}
.cd-meta dt{font-size:11.5px;color:var(--ink-4);font-weight:700;letter-spacing:.04em}
.cd-meta dd{margin:3px 0 0;font-size:14px;font-weight:700;letter-spacing:-.01em}

.cd-dl-card{
  background:var(--grad-soft);border:1px solid #e2e8fb;border-radius:var(--r-lg);padding:20px;
}
.cd-dl-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.cd-dl-title h4{font-size:15px}
.cd-dl-title span{font-size:12px;color:var(--ink-3);font-weight:600}
.cd-files{display:flex;flex-direction:column;gap:9px}
.cd-file{
  display:flex;align-items:center;gap:13px;padding:12px 14px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-sm);transition:all var(--fast);
}
.cd-file:hover{border-color:#c3d0e6;box-shadow:var(--sh-1);transform:translateX(3px)}
.cd-file-ico{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;flex:0 0 auto;
  background:var(--bg-soft2);color:var(--ink-2);font-size:10.5px;font-weight:800;letter-spacing:.02em;
}
.cd-file-ico.fw{background:linear-gradient(135deg,#e6f0ff,#eef2ff);color:#2b5cff}
.cd-file-ico.dc{background:linear-gradient(135deg,#e9f9f1,#e6f7fb);color:#0e9f6e}
.cd-file-ico.dr{background:linear-gradient(135deg,#fdf0e6,#fdeef4);color:#d1660f}
.cd-file-body{flex:1;min-width:0}
.cd-file-body strong{display:block;font-size:13.5px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cd-file-body span{font-size:11.5px;color:var(--ink-4);font-weight:600}
.cd-file .btn{--btn-h:34px;padding:0 15px;font-size:13px}
.cd-note{margin-top:12px;font-size:12px;color:var(--ink-3);line-height:1.6;display:flex;gap:7px}
.cd-note svg{flex:0 0 auto;margin-top:2px}

.cd-right{display:flex;flex-direction:column;gap:18px;min-width:0}
.changelog{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-lg);padding:18px}
.changelog h4{font-size:14px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.changelog h4 .tag{font-size:11px;font-weight:800;padding:2px 8px;border-radius:99px;background:var(--grad);color:#fff}
.cl-list{display:flex;flex-direction:column;gap:9px}
.cl-item{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--ink-2);line-height:1.65;word-break:break-word}
.cl-item>span{position:relative;padding-left:14px}
.cl-item>span::before{content:"";position:absolute;left:2px;top:9px;width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.5}
.cl-item.new{color:var(--ink)}
.cl-item b{flex:0 0 auto;font-size:11.5px;font-weight:800;color:var(--brand-ink);background:rgba(43,92,255,.1);padding:2px 8px;border-radius:99px;height:fit-content}
.cl-item.new b{background:#e3f7ef;color:var(--ok)}
.cl-more{margin-top:12px;display:inline-flex;align-items:center;gap:6px;padding:6px 12px;font-size:12.5px;font-weight:700;color:var(--brand-ink);background:#fff;border:1px solid var(--line);border-radius:99px;cursor:pointer;transition:.18s;align-self:flex-start}
.cl-more:hover{border-color:var(--brand);background:rgba(43,92,255,.06)}
.cl-more svg{flex:0 0 auto}

/* =========================================================
   优势
   ========================================================= */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.adv-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;
  box-shadow:var(--sh-1);transition:all var(--mid);position:relative;overflow:hidden;
}
.adv-card::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity var(--mid);
  background:radial-gradient(420px 200px at 100% 0%,rgba(43,92,255,.07),transparent 70%);
}
.adv-card:hover{transform:translateY(-6px);box-shadow:var(--sh-3);border-color:#d3ddf0}
.adv-card:hover::before{opacity:1}
.adv-ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:19px;font-weight:700;box-shadow:var(--sh-brand);
  margin-bottom:16px;position:relative;
}
.adv-card h3{font-size:17px;margin-bottom:9px;position:relative}
.adv-card p{font-size:13.5px;color:var(--ink-3);line-height:1.72;position:relative}

/* =========================================================
   筛选面板
   ========================================================= */
.filter-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:var(--sh-2);padding:26px 26px 20px;margin-bottom:26px;
}
.filter-grid{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:18px;align-items:end}
.filter-field label{
  display:flex;align-items:center;gap:8px;font-size:12.5px;font-weight:750;
  color:var(--ink-2);margin-bottom:9px;letter-spacing:.01em;
}
.fl-dot{width:8px;height:8px;border-radius:50%;flex:0 0 auto}
.dot-series{background:#2b5cff}
.dot-model{background:#7b5cff}
.dot-type{background:#12b5cb}
.select-wrap{position:relative}
.select-wrap select{
  width:100%;height:50px;padding:0 42px 0 16px;appearance:none;-webkit-appearance:none;
  background:#fff;border:1.5px solid var(--line);border-radius:var(--r-md);
  font-size:14.5px;font-weight:650;cursor:pointer;outline:none;
  transition:border-color var(--fast),box-shadow var(--fast);
}
.select-wrap select:hover{border-color:#c8d4e8}
.select-wrap select:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(43,92,255,.1)}
.select-wrap > svg{
  position:absolute;right:14px;top:50%;transform:translateY(-50%);
  color:var(--ink-3);pointer-events:none;transition:transform var(--fast);
}
.select-wrap:focus-within > svg{transform:translateY(-50%) rotate(180deg)}
.select-wrap select:disabled{background:var(--bg-soft);color:var(--ink-4);cursor:not-allowed}
.field-hint{margin-top:7px;font-size:11.5px;color:var(--ink-4);font-weight:600}
.filter-actions{display:flex;flex-direction:column;gap:8px;min-width:170px}

.active-filters{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:20px;padding-top:18px;
  border-top:1px dashed var(--line);
}
.af-label{font-size:12px;font-weight:750;color:var(--ink-4);letter-spacing:.06em}
.af-chips{display:flex;gap:8px;flex-wrap:wrap;flex:1}
.af-chip{
  display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:var(--r-full);
  background:var(--bg-soft2);border:1px solid var(--line);font-size:12.5px;font-weight:650;color:var(--ink-2);
  animation:pop .28s var(--ease) both;
}
.af-chip b{color:var(--brand-ink);font-weight:800}
.af-chip button{
  border:0;background:transparent;color:var(--ink-4);cursor:pointer;font-size:15px;line-height:1;
  padding:0 0 0 2px;transition:color var(--fast);
}
.af-chip button:hover{color:var(--danger)}
.af-clear{border:0;background:transparent;color:var(--ink-3);font-size:12.5px;font-weight:650;cursor:pointer;padding:5px 4px}
.af-clear:hover{color:var(--danger);text-decoration:underline}
@keyframes pop{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}

/* =========================================================
   资源区
   ========================================================= */
.resource-layout{display:block}
.resource-main{width:100%}

.resource-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:13px 18px;box-shadow:var(--sh-1);margin-bottom:16px;
}
.rb-search{
  position:relative;display:flex;align-items:center;gap:9px;
  flex:1 1 320px;max-width:430px;min-width:220px;
  height:38px;padding:0 12px;background:var(--bg-soft);
  border:1px solid var(--line);border-radius:var(--r-sm);
  color:var(--ink-4);transition:all var(--fast);
}
.rb-search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(43,92,255,.12);color:var(--brand)}
.rb-search > svg{flex:none}
.rb-search input{
  flex:1;min-width:0;height:100%;border:0;background:transparent;outline:none;
  font-size:13.5px;font-weight:600;color:var(--ink);font-family:inherit;
}
.rb-search input::placeholder{color:var(--ink-4);font-weight:600}
.rb-clear{
  flex:none;display:grid;place-items:center;width:22px;height:22px;border:0;
  border-radius:50%;background:rgba(90,102,128,.14);color:var(--ink-3);
  cursor:pointer;transition:all var(--fast);
}
.rb-clear:hover{background:rgba(90,102,128,.26);color:var(--ink)}
.rb-clear[hidden]{display:none}
.rb-right{display:flex;align-items:center;gap:10px}
.sort-label{font-size:12.5px;color:var(--ink-4);font-weight:700}
.select-sm select{height:38px;font-size:13px;border-radius:var(--r-sm);padding:0 38px 0 12px}
.select-sm > svg{right:12px;width:15px;height:15px}

.resource-list{display:flex;flex-direction:column;gap:12px}
.res-item{
  display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:16px 18px;
  box-shadow:var(--sh-1);transition:all var(--fast);position:relative;overflow:hidden;
  animation:resIn .42s var(--ease) both;
}
@keyframes resIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.res-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--rc,#2b5cff);
  opacity:0;transition:opacity var(--fast);
}
.res-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#d3ddf0}
.res-item:hover::before{opacity:1}

.res-type{
  display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:var(--r-full);
  font-size:11.5px;font-weight:800;white-space:nowrap;
  background:var(--tbg,#eef2ff);color:var(--tc,#2b5cff);
}
.res-type svg{width:13px;height:13px}
.res-main{min-width:0}
.res-title{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.res-title h3{font-size:15px;font-weight:750;letter-spacing:-.01em}
.res-title .ver{font-size:11.5px;font-weight:700;color:var(--ink-3);background:var(--bg-soft2);padding:2px 8px;border-radius:99px}
.res-title .res-chip{
  display:inline-flex;align-items:center;font-size:10.5px;font-weight:800;letter-spacing:.02em;
  padding:2px 8px;border-radius:99px;white-space:nowrap;
}
.res-title .res-chip.apple{background:#eef1ff;color:#3a4fd8}
.res-title .res-chip.intel{background:#eef2f7;color:#2196F3}
.res-title .hot{
  font-size:10.5px;font-weight:800;padding:2px 8px;border-radius:99px;
  background:#e3f7ef;color:var(--ok);letter-spacing:.03em;
}
.res-meta{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:12px;color:var(--ink-4);font-weight:600}
.res-meta span{display:inline-flex;align-items:center;gap:5px}
.res-meta svg{width:13px;height:13px;opacity:.75}
.res-model{
  display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:700;
  color:var(--brand-ink);background:rgba(43,92,255,.07);padding:2px 9px;border-radius:99px;
}
.res-side{display:flex;align-items:center;gap:14px;flex:0 0 auto}
/* NAS 固件：最新固件 / 历史版本 分栏 */
.fw-tabs{
  display:flex;width:fit-content;align-items:center;gap:6px;margin:0 0 16px;padding:4px;
  background:var(--bg-soft,#f4f6fa);border:1px solid var(--line);border-radius:var(--r-full);
  max-width:100%;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.fw-tabs::-webkit-scrollbar{display:none}
.fw-tabs[hidden]{display:none}
.fw-tab{
  flex:none;display:inline-flex;align-items:center;justify-content:center;gap:7px;
  height:36px;padding:0 16px;white-space:nowrap;
  appearance:none;border:1px solid transparent;background:transparent;color:var(--ink-3);
  font-family:inherit;font-size:13px;font-weight:700;line-height:1;border-radius:var(--r-full);
  cursor:pointer;transition:color var(--fast),background var(--fast),border-color var(--fast),box-shadow var(--fast);
}
.fw-tab:hover{color:var(--brand-ink);background:#fff;box-shadow:0 1px 3px rgba(20,32,66,.08)}
.fw-tab:focus-visible{outline:2px solid rgba(43,92,255,.45);outline-offset:2px}
.fw-tab.is-active{
  background:#fff;color:#292929;;
  box-shadow:0 4px 12px rgba(43,92,255,.26);
}
.fw-tab-ico{width:17px;height:17px;flex:none;display:block;object-fit:contain;border-radius:3px}
.res-size{font-size:12.5px;font-weight:700;color:var(--ink-3);font-variant-numeric:tabular-nums;min-width:64px;text-align:right}
.res-ico{
  flex:none;width:44px;height:44px;border-radius:var(--r-md);display:grid;place-items:center;
  background:var(--tbg,#eef2ff);color:var(--tc,#2b5cff);
}
.res-ico svg{width:21px;height:21px}
.res-notes{
  display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 15px;border-radius:var(--r-full);
  border:1px dashed var(--line);background:var(--bg-soft);color:var(--ink-2);
  font-size:12.5px;font-weight:700;cursor:pointer;white-space:nowrap;transition:all var(--fast);
}
.res-notes:hover{border-style:solid;border-color:var(--brand);color:var(--brand-ink);background:rgba(43,92,255,.06)}
.res-notes svg{width:15px;height:15px;opacity:.8}
/* 根密钥：MD5 复制标签 */
.res-md5{
  display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;border-radius:var(--r-full);
  border:1px solid var(--line);background:#fff;color:var(--ink-2);
  font-size:12.5px;font-weight:700;letter-spacing:.3px;cursor:pointer;white-space:nowrap;transition:all var(--fast);
}
.res-md5:hover{border-color:var(--brand);color:var(--brand-ink);background:rgba(43,92,255,.06)}
.res-md5 svg{width:14px;height:14px;opacity:.8}
.res-dl{
  display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 18px;border-radius:var(--r-full);
  border:1px solid var(--line);background:#fff;font-size:13.5px;font-weight:700;cursor:pointer;
  color:var(--ink);transition:all var(--fast);white-space:nowrap;
}
.res-dl:hover{border-color:var(--brand);color:var(--brand-ink);background:var(--grad-soft);box-shadow:var(--sh-1)}
.res-dl svg{width:16px;height:16px}
.res-dl.downloading{pointer-events:none;background:var(--grad);color:#fff;border-color:transparent}
/* 下载按钮右侧：二维码悬浮扫码 */
.dl-qr-wrapper{position:relative;display:inline-flex;align-items:center}
.dl-qr-btn{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;
  padding:0;border-radius:var(--r-full);border:1px solid var(--line);background:#fff;
  color:var(--ink-2);cursor:pointer;transition:all var(--fast);
}
.dl-qr-btn svg{width:16px;height:16px}
.dl-qr-btn:hover,.dl-qr-wrapper.is-open .dl-qr-btn{
  border-color:var(--brand);color:var(--brand-ink);background:var(--grad-soft);box-shadow:var(--sh-1);
}
.dl-qr-popover{
  position:fixed;left:0;top:0;display:none;flex-direction:column;
  align-items:center;gap:8px;width:170px;padding:14px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-3);z-index:9999;
  --ar:14px;
}
.dl-qr-popover.is-open{display:flex}
.dl-qr-popover::after{
  content:'';position:absolute;top:100%;left:var(--ar);width:10px;height:10px;
  background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line);
  transform:translateY(-5px) rotate(45deg);
}
.dl-qr-popover.is-below::after{
  top:auto;bottom:100%;border-right:none;border-bottom:none;
  border-left:1px solid var(--line);border-top:1px solid var(--line);
  transform:translateY(5px) rotate(45deg);
}
.dl-qr-popover img{width:132px;height:132px;display:block;object-fit:contain;border-radius:4px}
.dl-qr-fallback{font-size:11px;color:var(--ink-4);padding:24px 0}
.dl-qr-label{font-size:11px;font-weight:700;color:var(--ink-3);white-space:nowrap}

.empty-state{
  background:#fff;border:1px dashed #ccd5e6;border-radius:var(--r-lg);padding:56px 24px;text-align:center;
}
.empty-ico{
  width:60px;height:60px;margin:0 auto 18px;border-radius:50%;display:grid;place-items:center;
  background:var(--bg-soft2);color:var(--ink-4);font-size:26px;
}
.empty-state h3{font-size:18px;margin-bottom:8px}
.empty-state p{color:var(--ink-3);font-size:14px;margin-bottom:20px}

/* =========================================================
   FAQ
   ========================================================= */
.faq-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:48px;align-items:start}
.faq-intro{position:sticky;top:100px}
.faq-intro h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:14px}
.faq-intro p{color:var(--ink-3);font-size:14.5px;line-height:1.75;margin-bottom:22px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;transition:border-color var(--fast),box-shadow var(--fast)}
.faq-item.open{border-color:#c8d6f5;box-shadow:var(--sh-2)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;padding:18px 20px;border:0;background:transparent;
  cursor:pointer;text-align:left;font-size:15px;font-weight:700;letter-spacing:-.01em;
}
.faq-q:hover{color:var(--brand-ink)}
.faq-num{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:var(--bg-soft2);color:var(--ink-4);font-size:11.5px;font-weight:800;transition:all var(--fast);
}
.faq-item.open .faq-num{background:var(--grad);color:#fff}
.faq-q-text{flex:1}
.faq-arrow{
  flex:0 0 auto;width:22px;height:22px;color:var(--ink-4);transition:transform var(--mid),color var(--fast);
}
.faq-item.open .faq-arrow{transform:rotate(180deg);color:var(--brand-ink)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows var(--mid)}
.faq-item.open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a-inner div{padding:0 20px 20px 62px;font-size:14px;color:var(--ink-3);line-height:1.8}
.faq-a-inner p + p{margin-top:10px}
.faq-a-inner code{background:var(--bg-soft2);padding:2px 7px;border-radius:5px;font-size:12.5px;font-weight:700;color:var(--brand-ink)}
.faq-a-inner ul{margin:10px 0 0;display:flex;flex-direction:column;gap:6px}
.faq-a-inner li{padding-left:16px;position:relative}
.faq-a-inner li::before{content:"";position:absolute;left:0;top:10px;width:5px;height:5px;border-radius:50%;background:var(--brand)}

/

@keyframes pulse{0%{transform:scale(.45);opacity:0}30%{opacity:.9}100%{transform:scale(1);opacity:0}}

/

/* =========================================================
   Toast / 弹窗
   ========================================================= */
.toast-wrap{position:fixed;right:24px;bottom:24px;z-index:200;display:flex;flex-direction:column;gap:10px;pointer-events:none}
.toast{
  display:flex;align-items:center;gap:11px;padding:13px 18px;min-width:250px;max-width:400px;
  background:rgba(13,18,32,.95);color:#fff;border-radius:var(--r-md);box-shadow:var(--sh-3);
  font-size:13.5px;font-weight:600;pointer-events:auto;animation:toastIn .35s var(--ease) both;
}
.toast.out{animation:toastOut .3s var(--ease) both}
.toast-ico{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:800;flex:0 0 auto;background:var(--ok)}
.toast.warn .toast-ico{background:var(--warn)}
.toast.info .toast-ico{background:var(--brand)}
.toast span{word-break:break-all}
@keyframes toastIn{from{opacity:0;transform:translateX(28px)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateX(28px)}}

.modal{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:24px}
.modal[hidden]{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(13,18,32,.5);backdrop-filter:blur(4px);animation:fade .25s ease both}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal-box{
  position:relative;width:min(520px,100%);max-height:88vh;overflow:auto;background:#fff;
  border-radius:var(--r-xl);padding:32px;box-shadow:var(--sh-3);animation:modalIn .35s var(--ease) both;
}
@keyframes modalIn{from{opacity:0;transform:translateY(22px) scale(.97)}to{opacity:1;transform:none}}
.modal-close{
  position:absolute;right:18px;top:16px;width:32px;height:32px;border-radius:50%;border:0;
  background:var(--bg-soft2);color:var(--ink-3);font-size:19px;cursor:pointer;line-height:1;transition:all var(--fast);
}
.modal-close:hover{background:#fee2e2;color:var(--danger)}
.modal-box h3{font-size:21px;margin-bottom:7px}
.modal-sub{font-size:13.5px;color:var(--ink-3);margin-bottom:22px}

/* =========================================================
   进场动画
   ========================================================= */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:var(--d,0s)}
.reveal.in{opacity:1;transform:none}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width:1180px){
  .client-tabs{grid-template-columns:repeat(4,1fr)}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero-visual{order:-1;width:100%;margin-right:0}
  .dl-hero-image-wrap{max-width:640px}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .faq-intro{position:static}
  .filter-grid{grid-template-columns:1fr 1fr}
  .filter-actions{flex-direction:row;min-width:0}
  .filter-actions .btn{flex:1}
  .cd-grid{grid-template-columns:minmax(0,1fr)}
}
/* ---------------- 更新日志 & Hash 弹窗 ---------------- */
.res-modal{
  width:min(680px,100%);max-height:88vh;display:flex;flex-direction:column;
  padding:30px 32px 22px;
}
.rm-head{display:flex;align-items:center;gap:14px;padding-right:44px;margin-bottom:20px}
.rm-ico{
  flex:none;width:48px;height:48px;border-radius:var(--r-md);display:grid;place-items:center;
  background:var(--tbg,#eef2ff);color:var(--tc,#2b5cff);
}
.rm-ico svg{width:22px;height:22px}
.rm-headtext{min-width:0}
.rm-headtext h3{font-size:19px;margin-bottom:5px;line-height:1.3}
.rm-headtext .modal-sub{margin-bottom:0;font-size:12.5px;font-weight:600}
.rm-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:10px;
  margin-bottom:22px;
}
.rm-cell{
  display:flex;flex-direction:column;gap:4px;padding:10px 12px;
  background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-sm);
}
.rm-cell span{font-size:11.5px;font-weight:700;color:var(--ink-4)}
.rm-cell strong{font-size:13px;font-weight:750;color:var(--ink);word-break:break-word}
.rm-block{margin-bottom:20px}
.rm-block-h{
  font-size:12.5px;font-weight:800;color:var(--ink-2);letter-spacing:.02em;
  margin-bottom:10px;display:flex;align-items:center;gap:8px;
}
.rm-block-h::before{content:"";width:3px;height:13px;border-radius:2px;background:var(--brand)}
.rm-log{
  flex:1;min-height:120px;max-height:300px;overflow:auto;
  border:1px solid var(--line);border-radius:var(--r-md);background:#fbfcfe;
  padding:14px 16px;font-size:13px;line-height:1.75;color:var(--ink-2);
}
.rm-log-h{
  font-size:12.5px;font-weight:800;color:var(--brand-ink);
  background:rgba(43,92,255,.07);border-radius:6px;padding:4px 9px;
  margin:12px 0 7px;
}
.rm-log-h:first-child{margin-top:0}
.rm-log-li{padding-left:10px;position:relative}
.rm-log-li::before{content:"";position:absolute;left:0;top:11px;width:4px;height:4px;border-radius:50%;background:var(--ink-4)}
.rm-log-p{margin:0 0 6px}
.rm-empty{margin:0;color:var(--ink-4);font-weight:600}
.rm-hash{display:flex;flex-direction:column;gap:8px}
.rm-hrow{
  display:flex;align-items:center;gap:10px;padding:9px 12px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;
}
.rm-hlabel{flex:none;font-size:11.5px;font-weight:800;color:var(--ink-4);min-width:52px}
.rm-hrow code{
  flex:1;min-width:0;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;
  font-size:12.5px;color:var(--ink);word-break:break-all;
}
.rm-copy{
  flex:none;height:30px;padding:0 12px;border-radius:var(--r-full);
  border:1px solid var(--line);background:var(--bg-soft);color:var(--ink-2);
  font-size:12px;font-weight:700;cursor:pointer;transition:all var(--fast);
}
.rm-copy:hover:not(:disabled){border-color:var(--brand);color:var(--brand-ink);background:rgba(43,92,255,.06)}
.rm-copy:disabled{opacity:.45;cursor:default}
.rm-foot{
  position:sticky;bottom:-22px;z-index:2;
  display:flex;gap:10px;justify-content:flex-end;padding:16px 0 4px;
  border-top:1px solid var(--line);margin-top:auto;background:#fff;
}
.rm-btn{
  height:42px;padding:0 20px;border-radius:var(--r-full);border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:13.5px;font-weight:700;cursor:pointer;
  transition:all var(--fast);
}
.rm-btn.ghost:hover{background:var(--bg-soft);border-color:#cfd8e8}
.rm-btn.primary{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 6px 16px rgba(43,92,255,.24)}
.rm-btn.primary:hover{filter:brightness(1.04);transform:translateY(-1px)}

@media (max-width:860px){
  .hero-visual{width:100%;margin-right:0}
  .dl-hero-image-wrap{max-width:480px}
  .lang-btn{display:none}
  .client-tabs{grid-template-columns:repeat(3,1fr)}
  .res-item{grid-template-columns:auto 1fr;row-gap:12px}
  .res-side{grid-column:2;justify-content:flex-end;flex-wrap:wrap}
}
@media (max-width:640px){
  body{font-size:14.5px}
  .container{padding:0 18px}
  .section{padding: 44px 0;}

  .hero{padding-top:56px}
  .hero h1{font-size:clamp(28px,8vw,38px)}
  .hero-lede{font-size:15px}
  .hero-stats{gap:22px 30px}
  .hero-stats dt{font-size:24px}
  .hero-actions .btn{flex:1;justify-content:center}
  .dl-hero-image-wrap{max-width:420px}
  .dl-float-card{display:none}
  .trust-logos{gap:22px}
  .trust-logos span{font-size:13px}
  .section-head{gap:18px}
  .section-head-aside{width:100%}
  .mini-stat{flex:1;min-width:0}
  .client-tabs{grid-template-columns: repeat(3,1fr);gap:8px}
  .client-detail{padding:24px 18px}
  .cd-meta{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:1fr}
  .filter-panel{padding:20px 16px 16px;border-radius:var(--r-lg)}
  .filter-grid{grid-template-columns:1fr;gap:16px}
  .res-item{padding:14px}
  .res-title h3{font-size:14px}
  .res-side{gap:10px}
  .res-size{display:none}
  .toast-wrap{left:16px;right:16px;bottom:16px}
  .toast{min-width:0;width:100%}

  .modal-box{padding:26px 20px}
  .res-modal{padding:24px 18px 16px}
  .rm-log{max-height:230px}
  .rm-grid{grid-template-columns:1fr 1fr}
  .rm-foot .rm-btn{flex:1;padding:0 12px}
  .faq-a-inner div{padding-left:20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* =========================================================
   NAS 应用：网格卡片（参照官方 inc/app.php 结构）
   ========================================================= */
.resource-list.app-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}
.app-card{
  display:flex;flex-direction:column;min-width:0;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:18px;box-shadow:var(--sh-1);
  transition:all var(--fast);animation:resIn .42s var(--ease) both;
}
.app-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#d3ddf0}
.ac-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.ac-icon{
  width:44px;height:44px;border-radius:12px;background:var(--bg-soft2);
  display:grid;place-items:center;flex:0 0 auto;overflow:hidden;
}
.ac-icon img{width:100%;height:100%;object-fit:contain}
.ac-icon.ph{font-size:18px;font-weight:800;color:var(--brand-ink);background:rgba(43,92,255,.08)}
.ac-name-wrap{min-width:0;display:flex;flex-direction:column;gap:3px}
.ac-name{font-size:15px;font-weight:800;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ac-ver{font-size:11.5px;font-weight:700;color:var(--ink-4);font-variant-numeric:tabular-nums}
.ac-desc{
  font-size:12.8px;line-height:1.7;color:var(--ink-3);margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;word-break:break-word;
}
.ac-tips{
  display:flex;flex-direction:column;gap:3px;margin-top:auto;padding-top:12px;
  border-top:1px dashed var(--line);font-size:12px;color:var(--ink-4);font-weight:600;
}
.ac-tips span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ac-btns{display:flex;gap:10px;margin-top:14px}
.ac-btn{
  flex:1 1 0;height:38px;border-radius:var(--r-full);border:1px solid var(--line);background:#fff;
  color:var(--ink);font-size:13px;font-weight:700;cursor:pointer;display:inline-flex;
  align-items:center;justify-content:center;gap:6px;transition:all var(--fast);
}
.ac-btn:hover{border-color:var(--brand);color:var(--brand-ink);background:var(--grad-soft)}
.ac-btn svg{width:15px;height:15px}
.ac-btn-primary{border-color:rgba(43,92,255,.45);color:var(--brand-ink);background:rgba(43,92,255,.05)}
.ac-btn-primary:hover{border-color:var(--brand);background:var(--brand);color:#fff}
.ac-btns .dl-qr-wrapper{flex:0 0 auto}
.ac-btns .dl-qr-btn{width:38px;height:38px}
@media (max-width:1024px){.resource-list.app-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:680px){.resource-list.app-grid{grid-template-columns:1fr}}

/* ---------------- 客户端平台 PNG 图标（参考 download/index.html） ---------------- */
.res-ico.has-img,
.ctab .ct-ico.has-img,
.cd-icon.has-img,
.rm-ico.has-img{
  background:transparent;border:0;box-shadow:none;overflow:hidden;padding:0;
}
.cd-icon.has-img{box-shadow:none}
.plat-ico-img{display:block;width:100%;height:100%;object-fit:contain}
.res-ico.has-img .plat-ico-img{border-radius:calc(var(--r-md) - 1px)}
.ctab.active .ct-ico.has-img{background:transparent;border-color:transparent;box-shadow:none}

/* =========================================================
   补齐组件样式（对齐 ugnas.com 主题 addons.css）
   来源：themes/default/css/addons.css（验证码弹窗 / PDF 预览 / 自定义下拉 / 生态 TAB / FAQ 操作区）
   ========================================================= */
#dl-center .fw-tab-ico {
  width: 25px;
  height: 25px;
  flex:none;
  display:block;
  object-fit:contain;
  border-radius:3px;
}
#dl-center .faq-actions {
  display:flex;flex-wrap:wrap;align-items:center;gap:12px
}
#dl-center .select-wrap.has-cs > svg {
  display:none
}
#dl-center .select-wrap select.cs-native {
  position:absolute;left:0;top:0;width:1px;height:1px;min-width:0;padding:0;margin:0;
  border:0;opacity:0;pointer-events:none;appearance:none;-webkit-appearance:none;
}
#dl-center .cs-trigger {
  width:100%;height:48px;display:flex;align-items:center;gap:10px;padding:0 14px 0 16px;
  background:#fff;border:1.5px solid var(--line);border-radius:var(--r-md);
  font-family:inherit;font-size:14px;font-weight:650;color:var(--ink);text-align:left;cursor:pointer;
  transition:border-color var(--fast),box-shadow var(--fast),background var(--fast);
}
#dl-center .cs-trigger:hover {
  border-color:#c8d4e8;background:#fcfdff
}
#dl-center .cs-trigger:focus,
#dl-center .cs-trigger:focus-visible {
  outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(43,92,255,.1)
}
#dl-center .select-wrap.is-open .cs-trigger {
  border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(43,92,255,.1)
}
#dl-center .cs-trigger:disabled {
  background:var(--bg-soft);color:var(--ink-4);cursor:not-allowed;border-color:var(--line)
}
#dl-center .cs-value {
  flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap
}
#dl-center .cs-trigger.is-placeholder .cs-value {
  color:var(--ink-4);font-weight:600
}
#dl-center .cs-caret {
  flex:0 0 auto;color:var(--ink-3);transition:transform var(--fast),color var(--fast)
}
#dl-center .select-wrap.is-open .cs-caret {
  transform:rotate(180deg);color:var(--brand)
}
#dl-center .cs-panel {
  position:absolute;left:0;right:0;top:calc(100% + 8px);z-index:80;min-width:190px;
  display:flex;flex-direction:column;padding:6px;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:0 12px 24px rgba(16,26,50,.08),0 30px 60px rgba(16,26,50,.12);
  animation:dlk_csIn .18s var(--ease) both;transform-origin:top center;
}
#dl-center .cs-panel[hidden] {
  display:none
}
#dl-center .cs-search {
  flex:0 0 auto;padding:6px 6px 5px
}
#dl-center .cs-search-in {
  display:flex;align-items:center;gap:8px;height:36px;padding:0 11px;
  background:var(--bg-soft);border:1px solid transparent;border-radius:10px;
  transition:background var(--fast),border-color var(--fast),box-shadow var(--fast);
}
#dl-center .cs-search-in:focus-within {
  background:#fff;border-color:rgba(43,92,255,.45);box-shadow:0 0 0 3px rgba(43,92,255,.08)
}
#dl-center .cs-search-ico {
  flex:0 0 auto;color:var(--ink-4)
}
#dl-center .cs-search-in:focus-within .cs-search-ico {
  color:var(--brand)
}
#dl-center .cs-input {
  flex:1;min-width:0;height:100%;border:0;background:transparent;outline:none;
  font-family:inherit;font-size:13px;font-weight:600;color:var(--ink)
}
#dl-center .cs-input::placeholder {
  color:var(--ink-4);font-weight:500
}
#dl-center .cs-list {
  overflow-y:auto;overscroll-behavior:contain;padding:2px 2px 4px;max-height:246px;
  scrollbar-width:thin
}
#dl-center .cs-panel.has-search .cs-list {
  max-height:206px
}
#dl-center .cs-list::-webkit-scrollbar {
  width:6px
}
#dl-center .cs-list::-webkit-scrollbar-thumb {
  background:#dfe6f2;border-radius:99px
}
#dl-center .cs-list::-webkit-scrollbar-thumb:hover {
  background:#cbd6e8
}
#dl-center .cs-group {
  position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:9px 10px 5px;background:#fff;font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--ink-4)
}
#dl-center .cs-group small {
  font-size:10.5px;font-weight:700;letter-spacing:0;color:#c3cbdd
}
#dl-center .cs-opt {
  width:100%;height:36px;display:flex;align-items:center;gap:8px;padding:0 10px;
  border:0;background:transparent;border-radius:10px;cursor:pointer;text-align:left;
  font-family:inherit;font-size:13.5px;font-weight:600;color:var(--ink-2);
  transition:background var(--fast),color var(--fast);
}
#dl-center .cs-opt:hover,
#dl-center .cs-opt.is-active,
#dl-center .cs-opt:focus-visible {
  background:var(--bg-soft2);color:var(--brand-ink);outline:none
}
#dl-center .cs-opt.is-sel {
  background:rgba(43,92,255,.08);color:var(--brand-ink);font-weight:750
}
#dl-center .cs-opt-txt {
  flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap
}
#dl-center .cs-opt mark {
  background:rgba(43,92,255,.16);color:var(--brand-ink);border-radius:4px;padding:0 1px
}
#dl-center .cs-check {
  flex:0 0 auto;color:var(--brand);opacity:0;transition:opacity var(--fast)
}
#dl-center .cs-opt.is-sel .cs-check {
  opacity:1
}
#dl-center .cs-empty {
  padding:20px 10px;text-align:center;font-size:12.5px;font-weight:600;color:var(--ink-4)
}
#dl-center .cs-empty[hidden] {
  display:none
}
#dl-center .select-sm .cs-trigger {
  height:38px;padding:0 11px;border-radius:var(--r-sm);font-size:13px;gap:6px
}
#dl-center .select-sm .cs-caret {
  width:15px;height:15px
}
#dl-center .select-sm .cs-panel {
  left:auto;right:0;min-width:156px
}
#dl-center .select-sm .cs-opt {
  height:34px;font-size:13px
}
#dl-center .dc-box {
  width:min(460px,100%)
}
#dl-center .dc-row {
  display:flex;gap:12px;align-items:center
}
#dl-center .dc-input {
  flex:1;min-width:0;height:46px;padding:0 16px;border:1px solid var(--line);border-radius:var(--r-md);
  font-size:16px;letter-spacing:3px;color:var(--ink);background:#fff;outline:none;
  transition:border-color var(--fast),box-shadow var(--fast)
}
#dl-center .dc-input::placeholder {
  letter-spacing:0;font-size:13.5px;color:var(--ink-4)
}
#dl-center .dc-input:focus {
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(43,92,255,.12)
}
#dl-center .dc-imgbtn {
  width:132px;height:46px;flex:0 0 132px;padding:0;overflow:hidden;cursor:pointer;
  border:1px solid var(--line);border-radius:var(--r-md);background:var(--bg-soft2);
  display:flex;align-items:center;justify-content:center;transition:border-color var(--fast)
}
#dl-center .dc-imgbtn:hover {
  border-color:#cfd8e8
}
#dl-center .dc-imgbtn img {
  width:100%;height:100%;object-fit:contain;display:block
}
#dl-center .dc-err {
  margin-top:12px;font-size:13px;color:var(--danger);text-align:center
}
#dl-center .dc-err[hidden] {
  display:none
}
#dl-center .dc-hint {
  margin-top:10px;font-size:12.5px;color:var(--ink-3);text-align:right
}
#dl-center .dc-form .rm-foot {
  margin-top:18px;position:static;background:transparent;padding:16px 0 0
}
#dl-center .pdf-box {
  width:min(1080px,100%);height:min(86vh,880px);max-height:88vh;padding:0;
  display:flex;flex-direction:column;overflow:hidden
}
#dl-center .pdf-head {
  flex:none;display:flex;align-items:center;gap:12px;
  padding:16px 18px;border-bottom:1px solid var(--line);background:#fff
}
#dl-center .pdf-headtext {
  min-width:0;flex:1
}
#dl-center .pdf-headtext h3 {
  font-size:17px;line-height:1.35;margin:0 0 4px;word-break:break-word
}
#dl-center .pdf-headtext .modal-sub {
  margin:0;font-size:12.5px
}
#dl-center .pdf-tools {
  display:flex;align-items:center;gap:8px;flex:none
}
#dl-center .pdf-btn {
  display:inline-flex;align-items:center;gap:6px;height:36px;padding:0 13px;
  border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;
  color:var(--ink-2);font-size:13px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:all var(--fast)
}
#dl-center .pdf-btn:hover {
  border-color:#cfd8e8;color:var(--ink)
}
#dl-center .pdf-btn.primary {
  background:var(--brand,#2b5cff);border-color:transparent;color:#fff
}
#dl-center .pdf-btn.primary:hover {
  color:#fff;filter:brightness(1.06)
}
#dl-center .pdf-box .modal-close {
  position:static;flex:none;margin-left:2px
}
#dl-center .pdf-body {
  flex:1;min-height:0;position:relative;background:var(--bg-soft2,#f4f6fa)
}
#dl-center .pdf-body iframe {
  position:absolute;inset:0;width:100%;height:100%;border:0;display:block;background:#fff
}
#dl-center .pdf-tip {
  flex:none;padding:9px 18px;font-size:12px;line-height:1.5;color:var(--ink-3);
  border-top:1px solid var(--line);background:#fff;text-align:center
}
@media (max-width:751px) {
  #dl-center .fw-tab-ico {
    width:25px;height:25px
  }
  #dl-center .cs-trigger {
    height:46px
  }
  #dl-center .cs-list {
    max-height:220px
  }
  #dl-center .cs-panel.has-search .cs-list {
    max-height:400px
  }
  #dl-center .faq-actions {gap:8px}
  #dl-center .faq-actions .btn {padding:0 16px;font-size: 15px;}
  #dl-center .faq-actions .btn svg {width:15px;height:15px}
  #dl-center .cs-input,#dl-center .rb-search input,#dl-center .rb-search input[type=text] {font-size:27px}
  #dl-center .cs-trigger {font-size: 14px;}
  #dl-center .cs-input {font-size: 14px;}
  #dl-center .cs-group {font-size: 14px;}
  #dl-center .cs-group small {font-size:20.5px}
  #dl-center .cs-opt {font-size: 15px;}
  #dl-center .cs-empty {font-size:24px}
  #dl-center .select-sm .cs-trigger {font-size:24px}
  #dl-center .select-sm .cs-opt {font-size:24px}
  #dl-center .cs-trigger {height:auto;min-height: 40px;padding:0 28px}
  #dl-center .cs-opt {min-height: 50px;padding: 14px 18x;}
  #dl-center .cs-group {padding:10px 24px 6px}
  #dl-center .fw-tab-ico {width:25px;height:25px;border-radius:3px}
  #dl-center .pdf-head {
    padding:20px 24px 16px
  }
  #dl-center .pdf-headtext {
    padding-right:80px
  }
  #dl-center .pdf-headtext h3 {
    font-size:26px;line-height:1.3
  }
  #dl-center .pdf-headtext .modal-sub {
    font-size:19px;line-height:1.4
  }
  #dl-center .pdf-tools {
    gap:16px
  }
  #dl-center .pdf-btn {
    height:auto;min-height:66px;padding:0 26px;font-size:22px;gap:10px;border-radius:14px
  }
  #dl-center .pdf-btn svg {
    width:22px;height:22px
  }
  #dl-center .pdf-box .modal-close {
    width:76px;height:76px;top:14px;right:14px;font-size:36px;border-radius:18px
  }
  #dl-center .pdf-tip {
    font-size:18px;line-height:1.5;padding:14px 24px
  }
}
@media (max-width: 751px) {
  #dl-center .cs-search-in {
    height: 40px;
  }
}
@media (max-width:860px) {
  #dl-center .dc-row {flex-direction:column;align-items:stretch}
  #dl-center .dc-imgbtn {width:100%;flex:0 0 auto;height:60px}
  #dl-center .dc-box .rm-head {padding-right:56px}
  #dl-center .dc-box .rm-headtext h3 {font-size:26px;line-height:1.25}
  #dl-center .dc-box .rm-headtext .modal-sub {font-size:19px;line-height:1.5}
  #dl-center .dc-box .modal-close {width:44px;height:44px;top:12px;right:12px;font-size:26px;border-radius:12px}
  #dl-center .dc-input {height:56px;font-size:22px}
  #dl-center .dc-input::placeholder {font-size:19px}
  #dl-center .dc-hint {font-size:18px}
  #dl-center .dc-err {font-size:19px}
  #dl-center .pdf-modal {
    padding:0
  }
  #dl-center .pdf-box {
    width:100%;height:100%;max-height:100%;border-radius:0
  }
  #dl-center .pdf-head {
    padding:12px 16px 10px;gap:10px;flex-wrap:wrap;align-items:flex-start
  }
  #dl-center .pdf-headtext {
    flex:1 1 100%;order:1;padding-right:52px
  }
  #dl-center .pdf-tools {
    flex:1 1 100%;order:3;justify-content:flex-start;gap:10px
  }
  #dl-center .pdf-box .modal-close {
    position:absolute;top:12px;right:12px;width:40px;height:40px;font-size:24px;border-radius:12px
  }
  #dl-center .pdf-headtext h3 {
    font-size:16px
  }
  #dl-center .pdf-headtext .modal-sub {
    font-size:12px
  }
  #dl-center .pdf-btn {
    height:40px;padding:0 14px;font-size:13.5px
  }
  #dl-center .pdf-tip {
    font-size:11.5px;padding:8px 14px
  }
}

/* =========================================================
   TAB 控件统一（分段胶囊）：固件分栏 / 双生态机型 / 客户端生态
   ========================================================= */
#dl-center .fw-tabs.client-eco-tabs{margin-bottom:30px}
/* TAB 属交互控件，不参与进场位移：避免初始 hidden / 筛选后重新显示时残留 opacity:0 导致按钮不可见 */
#dl-center .fw-tabs.reveal{opacity:1;transform:none;transition:none}
@media (max-width:751px){
  #dl-center .fw-tabs{gap:4px;padding:3px;margin-bottom:14px}
  #dl-center .fw-tab{height:34px;padding:0 13px;gap:6px;font-size:14px}
  #dl-center .fw-tabs.client-eco-tabs{margin-bottom:16px}
}
@media (prefers-reduced-motion: reduce){
  #dl-center .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- 安全：蜜罐诱饵链接（正常用户不可见/不可点） ---------- */
.dl-hp-trap{
  position:absolute!important;
  left:-9999px!important;
  top:auto!important;
  width:1px;height:1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  pointer-events:none;
  opacity:0;
}

/* ================= 演示数据下载提示 ================= */
.dl-demo-mask{
  position:fixed;inset:0;z-index:10060;
  display:flex;align-items:center;justify-content:center;padding:20px;
  background:rgba(6,8,12,.66);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  animation:dlDemoFade .18s ease-out;
}
@keyframes dlDemoFade{from{opacity:0}to{opacity:1}}
.dl-demo-card{
  width:min(430px,100%);
  padding:26px 24px 20px;border-radius:18px;
  background:linear-gradient(160deg,#161b24,#0c0f14);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 26px 70px rgba(0,0,0,.6);
  text-align:center;color:#fff;font-family:inherit;
}
.dl-demo-ico{
  width:54px;height:54px;margin:0 auto 14px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,176,32,.15);color:#ffb020;
}
.dl-demo-title{margin:0 0 9px;font-size:17px;font-weight:700;letter-spacing:.2px}
.dl-demo-desc{margin:0 0 20px;font-size:13.5px;line-height:1.7;color:rgba(255,255,255,.7)}
.dl-demo-desc b{color:#ffb020;font-weight:700}
.dl-demo-btns{display:flex;gap:10px}
.dl-demo-btn{
  flex:1;height:42px;border-radius:11px;cursor:pointer;
  border:1px solid rgba(255,255,255,.16);background:transparent;color:#fff;
  font-size:14px;font-family:inherit;transition:opacity .16s,transform .16s;
}
.dl-demo-btn:hover{opacity:.88}
.dl-demo-btn:active{transform:scale(.985)}
.dl-demo-btn-primary{background:#ffb020;border-color:#ffb020;color:#1a1305;font-weight:700}
@media (max-width:751px){
  .dl-demo-card{padding:22px 18px 16px;border-radius:16px}
  .dl-demo-title{font-size:16px}
  .dl-demo-desc{font-size:13px}
}


/* ================= 站点头部（静态示例） ================= */
.site-header{
  position:sticky;top:0;z-index:60;background:#000;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:clamp(20px,2.6vw,36px);height:64px}
.header-logo{display:flex;align-items:center;flex:0 0 auto;line-height:0}
.header-logo img{display:block;width:152px;height:auto;filter:brightness(0) invert(1)}

.header-nav{display:flex;align-items:center;gap:clamp(16px,1.9vw,30px);margin:0 auto}
.header-nav-item{
  position:relative;display:inline-flex;align-items:center;height:64px;
  font-size:14px;font-weight:500;color:rgba(255,255,255,.7);
  transition:color var(--fast);white-space:nowrap;
}
.header-nav-item:hover{color:#fff}
.header-nav-item.is-active{color:#fff;font-weight:600}
.header-nav-item.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  border-radius:2px 2px 0 0;background:#fff;
}

.header-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.header-icon-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;
  color:rgba(255,255,255,.7);transition:color var(--fast),opacity var(--fast);
  white-space:nowrap;
}
.header-icon-link img{width:16px;height:16px;display:block;opacity:.85}
.header-icon-link:hover{color:#fff}
.header-icon-link:hover img{opacity:1}
.header-divider{width:1px;height:16px;background:rgba(255,255,255,.16)}
.header-login{
  display:inline-flex;align-items:center;justify-content:center;height:32px;padding:0 15px;
  border:1px solid rgba(255,255,255,.26);border-radius:var(--r-full);
  font-size:13.5px;font-weight:500;color:#fff;transition:background var(--fast),border-color var(--fast);
}
.header-login:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.42)}
.header-search{
  display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;
  border:0;background:transparent;border-radius:50%;cursor:pointer;
  color:rgba(255,255,255,.72);transition:color var(--fast),background var(--fast);
}
.header-search:hover{color:#fff;background:rgba(255,255,255,.1)}

@media (max-width:960px){
  .header-nav{display:none}
  .header-actions{margin-left:auto}
}
@media (max-width:640px){
  .header-inner{height:56px;gap:14px}
  .header-logo img{width:120px}
  .header-icon-link span{display:none}
  .header-nav-item{height:56px}
}