:root{--bg: #f4f6f8;--paper: #ffffff;--ink: #1b2430;--muted: #5d6b7a;--faint: #8b97a3;--line: #e4e8ed;--brand: #0f2740;--brand-2: #163653;--accent: #0e7c73;--topbar: #0c1c2e;--max: 1180px;--pad: clamp(16px, 3vw, 28px);--sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--ink);background:var(--bg);font-family:var(--sans);font-size:15px;line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%}button,input,textarea{font:inherit;color:inherit}::selection{background:#d5ebe8}.skip{position:absolute;left:12px;top:-48px;z-index:30;padding:8px 12px;background:#fff;color:var(--brand)}.skip:focus{top:12px}.wrap{width:min(var(--max),calc(100% - var(--pad) * 2));margin-inline:auto}.topbar{background:var(--topbar);color:#ffffffc7;font-size:12px}.topbar-inner,.headbar-inner,.section-head,.band-inner,.foot-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px}.topbar-inner{min-height:34px}.topbar a:hover{color:#fff}.headbar{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}.headbar-inner{min-height:68px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand);font-size:20px;font-weight:700;letter-spacing:.04em}.brand-mark{height:48px;width:auto;display:block}.site-nav{display:flex;align-items:center;gap:4px}.site-nav a{padding:8px 14px;color:#314155;font-size:15px}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--brand)}.site-nav a[aria-current=page]{box-shadow:inset 0 -2px 0 var(--accent)}.nav-toggle{display:none;border:1px solid var(--line);background:#fff;padding:6px 12px;cursor:pointer}.hero{background:linear-gradient(90deg,#08162ab8,#08162a47 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alternate}.pcard-shade{position:absolute;inset:0;background:linear-gradient(90deg,#061020c7,#0610206b 46%,#06102014 78%);transition:background .45s ease}.pcard:hover .pcard-shade,.pcard:focus-visible .pcard-shade{background:linear-gradient(90deg,#061020db,#0610208c 52%,#06102029 82%)}.pcard-copy{position:absolute;left:0;right:38%;bottom:0;z-index:1;display:flex;flex-direction:column;padding:28px 8px 26px 28px}.pcard-kicker{font-size:13px;letter-spacing:.08em;color:#ffffffd1}.pcard-name{margin-top:6px;font-size:clamp(28px,3vw,40px);font-weight:700;line-height:1.15}.pcard-detail{display:flex;flex-direction:column;gap:8px;max-height:0;margin-top:0;overflow:hidden;opacity:0;transform:translateY(16px);transition:max-height .45s ease,margin-top .45s ease,opacity .4s ease,transform .45s ease}.pcard-detail strong{font-size:16px;font-weight:600;line-height:1.45}.pcard-detail span{color:#ffffffdb;font-size:14px;line-height:1.6}.pcard-detail em{margin-top:4px;color:#fff;font-style:normal;font-size:14px}.pcard:hover .pcard-detail,.pcard:focus-visible .pcard-detail{max-height:220px;margin-top:12px;opacity:1;transform:translateY(0)}@keyframes pcard-drift{0%{transform:scale(1.04) translateZ(0)}to{transform:scale(1.1) translate3d(-1.5%,-1%,0)}}.band{background:var(--brand);color:#fff}.band-inner{padding:36px 0}.band h2{margin:0;font-size:24px;font-weight:700}.band p{margin:8px 0 0;color:#ffffffc7}#site-footer{background:#0c1c2e;color:#ffffffc7}.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1.3fr;gap:32px;padding:40px 0 28px}.foot-grid h2{margin:0 0 12px;color:#fff;font-size:14px;font-weight:600}.foot-grid a,.foot-grid p{display:block;margin:0 0 8px;font-size:14px}.foot-grid p a{display:inline;margin:0}.foot-grid a:hover{color:#fff}.slot{color:var(--faint)}.foot-bottom{padding:14px 0 18px;border-top:1px solid 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var(--pad)}.catalog,.detail,.point-grid,.foot-grid,.card-grid{grid-template-columns:1fr}.pcard{min-height:280px}.pcard-copy{right:8%}.mast-top{flex-direction:column;align-items:flex-start}.download-row{grid-template-columns:1fr auto;gap:4px 12px}.download-row span:nth-child(2),.download-row span:nth-child(3){grid-column:1}.download-size{grid-column:1}.download-row .btn,.download-pending{grid-column:2;grid-row:1}.filters{display:flex;overflow-x:auto}.filters button{width:auto;border-bottom:0;border-right:1px solid var(--line);white-space:nowrap}.cat{border-left:0;border-top:1px solid var(--line)}.cat:first-child{border-top:0}}@media(hover:none){.pcard-detail{max-height:220px;margin-top:12px;opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.pcard-bg{animation:none}.pcard-detail,.pcard-shade{transition:none}}