@charset "UTF-8";
:root{color-scheme:light;--paper:#f7f8fa;--ink:#18242d;--muted:#54646f;--line:#dce2e8;--blue:#214ef0;--soft:#edf1ff;--white:#fff;--radius:20px;font-family:Inter,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}a,button{touch-action:manipulation}a:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}a:hover{color:var(--blue)}.wrap{max-width:1120px;margin:auto;padding:0 36px}.skip{position:absolute;top:-100px;left:20px;background:var(--ink);color:white;padding:12px;z-index:10}.skip:focus{top:12px}.header{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:104px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:750;letter-spacing:-.6px}.brand-mark{display:grid;place-items:center;width:34px;height:34px;background:var(--blue);color:white;border-radius:10px;font-size:22px;font-weight:800;line-height:1}.brand span:last-child{color:var(--blue)}nav{display:flex;gap:32px}nav a{padding:10px 0;font-size:15px;color:var(--muted)}nav a[aria-current=page]{color:var(--ink);box-shadow:0 2px var(--blue)}.hero{padding:88px 0 82px;display:grid;grid-template-columns:1.5fr 1fr;align-items:center;gap:56px}.eyebrow{display:block;font-size:12px;letter-spacing:2.2px;font-weight:700;color:var(--blue);margin-bottom:22px}.hero h1{font-size:clamp(42px,5.8vw,68px);font-weight:750;line-height:1.2;letter-spacing:-2.5px;margin:0 0 24px}.hero h1 em{font-style:normal;color:var(--blue)}.lead{max-width:560px;color:var(--muted);font-size:17px;margin:0;line-height:1.95}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:10px 22px;border-radius:9px;background:var(--blue);color:white;font-size:15px;font-weight:650}.button:hover{background:#193bc4;color:white}.button.secondary{background:transparent;color:var(--ink);border:1px solid #b8c2ce}.button.secondary:hover{background:var(--white)}.index-card{background:var(--ink);color:white;border-radius:var(--radius);padding:32px;transform:rotate(2deg);box-shadow:0 16px 35px #15273a12}.index-top{display:flex;justify-content:space-between;font-size:11px;letter-spacing:1.5px;color:#bfced7;border-bottom:1px solid #40505b;padding-bottom:20px}.index-title{font-size:38px;letter-spacing:-1.3px;font-weight:650;line-height:1.2;margin:30px 0}.index-title span{color:#a8bcff}.index-row{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #40505b;padding:14px 0;font-size:13px}.index-row span:last-child{color:#bfced7}.index-foot{font-family:Consolas,monospace;font-size:11px;color:#bfced7;margin-top:18px}.section{padding:48px 0 58px;border-top:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;gap:24px;align-items:baseline;margin-bottom:26px}.section h2{font-size:26px;letter-spacing:-.6px;margin:0}.section-heading p{font-size:13px;color:var(--muted);margin:0}.text-link{font-size:14px;color:var(--blue);text-decoration:underline;text-underline-offset:5px}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.card{border:1px solid var(--line);border-radius:var(--radius);padding:30px;background:var(--white)}.card-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:26px}.icon{font-family:Consolas,monospace;display:grid;place-items:center;height:48px;min-width:48px;padding:0 8px;font-size:21px;font-weight:700;background:var(--soft);color:var(--blue);border-radius:12px}.tag{font-size:12px;line-height:1.5;padding:5px 10px;border:1px solid var(--line);border-radius:6px;color:var(--muted)}.card h3{font-size:22px;letter-spacing:-.5px;margin:0 0 10px}.card p{color:var(--muted);font-size:15px;margin:0 0 22px}.card-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted)}.download-strip{display:flex;justify-content:space-between;align-items:center;gap:28px;background:var(--soft);padding:34px;border-radius:var(--radius);margin-bottom:64px}.download-strip h2{font-size:24px;margin:0 0 4px}.download-strip p{font-size:15px;color:var(--muted);margin:0}.footer{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding:25px 0 32px;font-size:12px;color:var(--muted)}.page-head{padding:66px 0 42px;max-width:730px}.page-head h1{font-size:46px;line-height:1.25;letter-spacing:-1.7px;margin:0 0 20px}.page-head .eyebrow{margin-bottom:18px}.project-list{padding-bottom:70px}.project-detail{margin-top:28px;padding-top:20px;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}.project-detail p{font-size:14px;margin:6px 0 0}.download-layout{display:grid;grid-template-columns:1.4fr 1fr;gap:28px;padding-bottom:65px}.empty-download{padding:42px;background:white;border:1px solid var(--line);border-radius:var(--radius)}.empty-download h2{font-size:26px;margin:26px 0 12px}.empty-download p{color:var(--muted);font-size:15px}.unavailable{display:inline-flex;align-items:center;min-height:46px;padding:8px 20px;border-radius:8px;background:#e9edf2;color:#52616e;font-size:14px;margin-top:15px}.help{padding:10px 0}.help h2{font-size:19px;margin:0 0 12px}.help details{border-bottom:1px solid var(--line);padding:16px 0}.help summary{cursor:pointer;font-size:15px;font-weight:600;min-height:30px}.help details p{font-size:14px;color:var(--muted);margin:12px 0 0}.note{font-size:13px;color:var(--muted);border-left:3px solid var(--blue);padding-left:14px;margin-top:26px}code{font-size:.9em;overflow-wrap:anywhere}main{min-height:65vh}
@media(max-width:760px){.wrap{padding:0 24px}.header{min-height:88px;gap:15px}nav{gap:20px}.hero{padding:56px 0;grid-template-columns:1fr;gap:40px}.hero h1{font-size:48px}.index-card{transform:none;max-width:440px;width:100%}.index-title{font-size:32px;margin:24px 0}.cards,.download-layout{grid-template-columns:1fr}.section{padding:34px 0 40px}.download-strip{align-items:flex-start;flex-direction:column;padding:26px;margin-bottom:40px}.page-head{padding:48px 0 32px}.page-head h1{font-size:38px}.empty-download{padding:28px}.download-layout{gap:20px}.footer{flex-wrap:wrap;gap:6px}.footer span{display:block}.section-heading{gap:14px}.card{padding:25px}}
@media(max-width:420px){.wrap{padding:0 20px}.header{flex-wrap:wrap;padding:20px 0;gap:12px}.brand{font-size:18px}nav{gap:24px;width:100%;justify-content:flex-start}nav a{font-size:14px;padding:6px 0}.hero h1{font-size:41px;letter-spacing:-1.8px}.lead{font-size:16px}.section-heading{align-items:flex-start}.section-heading p{max-width:125px;text-align:right}.card-bottom{align-items:flex-start;flex-wrap:wrap;gap:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}