*,*::before,*::after{box-sizing:border-box}
:root{
  --bg:#f7f8fb; --panel:#fff; --ink:#12161f; --muted:#6b7688; --line:#e5e8ef;
  --accent:#0f766e; --accent-2:#14b8a6; --accent-soft:#e6f6f4;
  --radius:14px; --shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px -12px rgba(16,24,40,.16);
}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font:15px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
a:hover{color:var(--accent)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}
.accent{color:var(--accent)}

/* header */
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:22px;height:62px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand__mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;display:grid;place-items:center;font-size:12px;letter-spacing:.5px}
.brand__text{display:flex;flex-direction:column;line-height:1.1;font-size:15px}
.brand__text small{font-size:10px;color:var(--muted);font-weight:400;letter-spacing:.6px}
.nav{display:flex;gap:20px;font-size:14px;color:#39424f}
.nav a:hover{color:var(--accent)}
.search-btn{margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:9px;
  padding:7px 14px;font-size:13px;color:#39424f;cursor:pointer}
.search-btn:hover{border-color:var(--accent);color:var(--accent)}

/* hero */
.hero{background:linear-gradient(180deg,#fff,#f2f7f6 70%,var(--bg));border-bottom:1px solid var(--line);
  padding:52px 0 40px;text-align:center}
.hero h1{font-size:32px;line-height:1.3;margin:0 0 12px;letter-spacing:-.4px}
.lead{color:var(--muted);margin:0 auto 24px;max-width:620px;font-size:15px}
.hero__search{display:flex;gap:8px;max-width:540px;margin:0 auto 18px}
.hero__search input{flex:1;padding:12px 16px;border:1px solid var(--line);border-radius:11px;font-size:14px;
  background:#fff;box-shadow:var(--shadow)}
.hero__search input:focus{outline:2px solid var(--accent-soft);border-color:var(--accent)}
.hero__search button{padding:12px 22px;border:0;border-radius:11px;cursor:pointer;font-size:14px;font-weight:600;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.chips{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.chip{padding:5px 13px;border-radius:999px;border:1px solid var(--line);background:#fff;font-size:13px;color:#39424f}
.chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}

/* blocks */
.block{margin:38px 0}
.block__head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:16px}
.block__head h2{font-size:19px;margin:0;letter-spacing:-.2px}
.more{font-size:13px;color:var(--muted)}
.more:hover{color:var(--accent)}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(258px,1fr));gap:16px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;
  box-shadow:var(--shadow);transition:.18s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-2px);border-color:#cfe3e0;box-shadow:0 12px 32px -16px rgba(15,118,110,.28)}
.card__top{display:flex;gap:12px;align-items:center}
.card__icon{width:42px;height:42px;border-radius:11px;background:var(--accent-soft);color:var(--accent);
  display:grid;place-items:center;font-weight:700;font-size:14px;flex:none}
.card__title{font-size:15px;margin:0 0 2px;line-height:1.35}
.card__meta{font-size:11px;color:var(--muted);display:flex;gap:8px}
.card__desc{font-size:13px;color:#54606f;margin:12px 0 14px;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card__foot{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.platforms{display:flex;gap:4px;flex-wrap:wrap;min-width:0}
.pf{font-size:10px;padding:2px 7px;border-radius:5px;background:#eef1f6;color:#4a5568;font-weight:600;letter-spacing:.2px}
.pf--windows{background:#e8f1ff;color:#1e5bb8}
.pf--macos{background:#eef0f4;color:#3b4453}
.pf--linux{background:#fff4e0;color:#9a6206}
.pf--android{background:#e8f7ea;color:#2b7a37}
.pf--ios{background:#eaeef4;color:#3a4a63}
.card__size{font-size:11px;color:var(--muted);white-space:nowrap;flex:none;margin-left:auto}

/* categories */
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}
.cat{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;
  display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow)}
.cat:hover{border-color:var(--accent);color:var(--accent)}
.cat__name{font-weight:600;font-size:14px}
.cat__count{font-size:12px;color:var(--muted)}

/* values */
.values{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.value{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px}
.value h3{margin:0 0 6px;font-size:14px;color:var(--accent)}
.value p{margin:0;font-size:13px;color:#54606f}

/* ads */
.adslot{margin:26px 0;border:1px dashed #cdd6e3;border-radius:12px;background:
  repeating-linear-gradient(45deg,#fbfcfe,#fbfcfe 10px,#f4f7fb 10px,#f4f7fb 20px);
  display:flex;align-items:center;justify-content:center;gap:10px;color:#8a95a6;font-size:12px;min-height:90px}
.adslot--sidebar{min-height:250px;margin:0 0 16px}
.adslot--footer{min-height:90px;margin:0 0 24px}
.adslot__tag{background:#e8edf5;color:#6b7688;border-radius:4px;padding:1px 6px;font-size:10px}

/* detail */
.crumb{font-size:12px;color:var(--muted);margin:24px 0 14px}
.detail__head{display:flex;gap:16px;align-items:flex-start;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.detail__icon{width:66px;height:66px;border-radius:16px;background:var(--accent-soft);color:var(--accent);
  display:grid;place-items:center;font-size:19px;font-weight:700;flex:none}
.detail__id h1{margin:0 0 8px;font-size:24px;letter-spacing:-.3px}
.ver{font-size:13px;color:var(--muted);font-weight:400;margin-left:8px}
.badges{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}
.badge{font-size:11px;padding:2px 8px;border-radius:5px;background:#eef1f6;color:#4a5568}
.detail__desc{margin:0;color:#54606f;font-size:14px}
.detail__layout{display:grid;grid-template-columns:1fr 300px;gap:22px;margin:22px 0 50px}
.downloads{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.downloads h2{margin:0 0 14px;font-size:16px}
.dl{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-top:1px solid var(--line)}
.dl:first-of-type{border-top:0}
.dl__info strong{display:block;font-size:14px}
.dl__info .muted{font-size:12px}
.btn{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;border-radius:10px;
  padding:9px 18px;font-size:13px;font-weight:600;white-space:nowrap}
.btn:hover{color:#fff;filter:brightness(1.06)}
.hash{font-size:11px;color:var(--muted);margin:14px 0 0;word-break:break-all}
.hash code{background:#f1f4f9;padding:2px 6px;border-radius:4px}
.prose{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-top:18px;box-shadow:var(--shadow)}
.prose h2{font-size:17px;margin:22px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:15px;margin:18px 0 8px}
.prose p,.prose li{font-size:14px;color:#3d4756}
.prose code{background:#f1f4f9;padding:2px 6px;border-radius:4px;font-size:13px}
.prose pre{background:#0f172a;color:#e2e8f0;padding:14px;border-radius:10px;overflow:auto;font-size:13px}
.prose pre code{background:none;color:inherit;padding:0}
.prose table{width:100%;border-collapse:collapse;font-size:13px;margin:10px 0}
.prose th,.prose td{border:1px solid var(--line);padding:7px 10px;text-align:left}
.prose th{background:#f7f9fc}
.facts{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-top:18px;box-shadow:var(--shadow)}
.facts h2{font-size:16px;margin:0 0 12px}
.kv{width:100%;border-collapse:collapse;font-size:13px}
.kv th{width:120px;text-align:left;color:var(--muted);font-weight:500;padding:7px 0}
.kv td{padding:7px 0;border-bottom:1px solid var(--line)}
.kv tr:last-child td{border-bottom:0}
.side-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}
.side-card h3{margin:0 0 10px;font-size:14px}
.plain{list-style:none;padding:0;margin:0;font-size:13px}
.plain li{padding:4px 0}
.plain a{color:#39424f}

/* list page */
.page-head{margin:30px 0 18px}
.page-head h1{font-size:26px;margin:0 0 6px}

/* footer */
.site-footer{border-top:1px solid var(--line);background:#fff;margin-top:50px;padding:28px 0 18px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:26px;font-size:13px}
.footer-grid strong{display:block;margin-bottom:8px;font-size:13px}
.footer-grid p{margin:0;max-width:420px}
.copy{color:var(--muted);font-size:12px;margin:22px 0 0;border-top:1px solid var(--line);padding-top:14px}

/* search modal */
.search-modal{position:fixed;inset:0;background:rgba(15,23,42,.42);z-index:60;display:flex;
  justify-content:center;align-items:flex-start;padding-top:12vh}
.search-modal[hidden]{display:none}
.search-box{width:min(620px,92vw);display:flex;gap:8px;background:#fff;border-radius:14px;padding:10px;
  box-shadow:0 30px 60px -20px rgba(15,23,42,.4)}
.search-box input{flex:1;border:0;padding:10px 12px;font-size:15px;outline:none}
.search-box button{border:0;background:#f1f4f9;border-radius:9px;width:36px;cursor:pointer;color:#64748b}
.search-results{width:min(620px,92vw);margin:10px auto 0;background:#fff;border-radius:14px;overflow:hidden;
  box-shadow:0 30px 60px -20px rgba(15,23,42,.4);max-height:56vh;overflow-y:auto}
.search-results:empty{display:none}
.sr{display:block;padding:11px 15px;border-bottom:1px solid var(--line);font-size:13px}
.sr:hover{background:var(--accent-soft)}
.sr b{font-size:14px}
.sr span{color:var(--muted);margin-left:8px;font-size:12px}

@media(max-width:900px){
  .detail__layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero h1{font-size:25px}
  .nav{display:none}
}

/* 软件界面截图：官方图片 + 署名 */
.shot {
  margin: 18px 0 26px;
  border: 1px solid var(--line, #e6e8ee);
  border-radius: 12px;
  overflow: hidden;
  background: #f7f8fa;
}
.shot img {
  display: block;
  width: 100%;
  height: auto;
}
.shot figcaption {
  padding: 8px 12px;
  font-size: 12px;
  color: var(--ink-2, #5b6172);
  border-top: 1px solid var(--line, #e6e8ee);
  background: #fff;
}
@media (max-width: 640px) {
  .shot { border-radius: 8px; }
}