:root{color-scheme:dark;--bg:#0d1721;--ink:#f0f7fb;--muted:#b4c7d3;--accent:#70e2bf;--line:#2a404e}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Microsoft JhengHei","Noto Sans TC",system-ui,sans-serif;line-height:1.65}
.wrap{width:min(1020px,calc(100% - 44px));margin-inline:auto}
header{min-height:68px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}
.brand{color:var(--accent);text-decoration:none;font-size:1.3rem;font-weight:800}
header span,footer,.formats{font-size:.88rem;color:var(--muted)}
.hero{display:grid;grid-template-columns:1fr auto;gap:44px;align-items:center;padding-block:52px}
h1,h2,p,figure{margin:0}
h1{font-size:clamp(2.35rem,6vw,4.8rem);line-height:1.16;letter-spacing:-.04em}
.lead{max-width:28em;margin-top:20px;color:var(--muted);font-size:1.1rem}
.formats{margin-top:14px}
img{display:block;width:min(100%,246px);height:auto;border:1px solid var(--line);border-radius:15px}
.features{display:grid;grid-template-columns:1fr 1fr;gap:0 34px}
article{border-top:1px solid var(--line);padding:18px 0 22px}
h2{font-size:1.16rem;margin-bottom:4px}
article p{color:var(--muted)}
footer{padding-block:17px;border-top:1px solid var(--line)}
@media(max-width:650px){.hero{grid-template-columns:1fr;gap:24px;padding-block:34px}.features{grid-template-columns:1fr}img{width:min(100%,210px)}}