:root{color-scheme:light dark;--bg:#f7faf9;--surface:#fff;--ink:#192a26;--muted:#52645f;--accent:#087e5d;--line:#dce7e2}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.8 system-ui,-apple-system,sans-serif}a{color:var(--accent);text-underline-offset:4px}header,main,footer{max-width:960px;margin:auto;padding:28px}header{display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--line)}nav{display:flex;gap:20px;flex-wrap:wrap}.brand{font-weight:800;text-decoration:none;font-size:23px}.hero{padding:44px 0 32px;border-bottom:1px solid var(--line)}.app-icon{width:104px;height:104px;border-radius:22px;display:block}.eyebrow{color:var(--accent);font-weight:650;margin-top:22px}h1{font-size:44px;line-height:1.25;margin:14px 0 24px;overflow-wrap:anywhere}h2{font-size:24px;line-height:1.4;margin-top:34px}p,li{max-width:760px}.lead{font-size:22px;color:var(--muted)}.grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.tile{padding:20px 0;border-bottom:1px solid var(--line)}.tile h2{margin-top:0}.actions{display:flex;gap:24px;flex-wrap:wrap}.notice{border-left:3px solid var(--accent);padding-left:18px;color:var(--muted)}article{padding:20px 0}footer{border-top:1px solid var(--line);font-size:14px;color:var(--muted)}@media(prefers-color-scheme:dark){:root{--bg:#101916;--surface:#18251f;--ink:#ecf4ef;--muted:#b0c4b8;--accent:#57dab0;--line:#304239}}@media(max-width:600px){header{align-items:flex-start;flex-direction:column}main,header,footer{padding:20px}.hero{padding:24px 0}h1{font-size:34px}.grid{grid-template-columns:1fr;gap:8px}}
.actions{align-items:center}
.download-link{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:10px 20px;background:#087e5d;color:#fff;border-radius:6px;text-decoration:none;font-weight:700;line-height:1.5;text-align:center}
.download-link:hover{background:#06694e;color:#fff}
a:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
.download-note,figcaption{font-size:14px;color:var(--muted)}
.story{padding:12px 0 28px;border-bottom:1px solid var(--line)}
.story figure{margin:20px 0}
.story figure a{display:block}
.story img{display:block;width:100%;height:auto;aspect-ratio:3/2}
figcaption{margin-top:12px;line-height:1.6}
.story-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;list-style:none;padding:0;margin:28px 0 0}
.story-steps li{min-width:0;border-top:2px solid var(--line);padding-top:14px}
.story-steps strong,.story-steps span{display:block}
.story-steps span{color:var(--muted);font-size:15px}
@media(max-width:600px){.story-steps{grid-template-columns:1fr;gap:16px}.download-link{width:100%}.story h2{font-size:23px}}