:root{--bg:#f6f7fb;--card:#fff;--line:#e5e7eb;--text:#111827;--muted:#6b7280}
*{box-sizing:border-box}body{margin:0;font-family:Arial,"Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text)}
a{color:#0b5c56;text-decoration:none}.wrap{max-width:1150px;margin:0 auto;padding:0 16px}
.header{background:#fff;border-bottom:1px solid var(--line)}
.top{display:flex;justify-content:space-between;align-items:center;padding:14px 0}.logo{font-size:26px;font-weight:700}
.nav ul{list-style:none;padding:10px 0;margin:0;display:flex;gap:16px;overflow:auto}
.layout{display:grid;grid-template-columns:2fr 1fr;gap:16px;margin:16px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px;margin-bottom:12px}
.meta{font-size:12px;color:var(--muted)}
.list-item{padding:10px 0;border-bottom:1px dashed var(--line)}.list-item:last-child{border-bottom:none}
.footer{background:#fff;border-top:1px solid var(--line);padding:20px 0;color:var(--muted)}
@media(max-width:900px){.layout{grid-template-columns:1fr}}