:root{
    color-scheme:light;
    --ink:#1b1f24;
    --ink-soft:#4a5560;
    --muted:#8a94a0;
    --paper:#f5f1e8;
    --paper-2:#ece6d5;
    --accent:#9a3412;
    --accent-soft:rgba(154,52,18,.10);
    --line:rgba(27,31,36,.12);
    --code-bg:#1b1f24;
    --code-ink:#f1ede2;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:"Noto Serif SC","Songti SC","Source Han Serif SC","STSong",serif;color:var(--ink);background:radial-gradient(1200px 600px at 12% -10%,rgba(154,52,18,.10),transparent 60%),radial-gradient(900px 600px at 110% 110%,rgba(21,92,124,.10),transparent 55%),linear-gradient(180deg,var(--paper) 0%,var(--paper-2) 100%);}
body{display:flex;flex-direction:column;min-height:100vh;padding:32px 24px}
header.brand{display:flex;align-items:center;gap:12px;font-size:13px;letter-spacing:.18em;color:var(--ink-soft);text-transform:uppercase}
header.brand .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(154,52,18,.12)}
header.brand a{color:inherit;text-decoration:none}
main{flex:1;display:flex;justify-content:center;padding:48px 0}
.card{width:min(100%,820px);padding:56px clamp(28px,6vw,64px) 48px;background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:24px;box-shadow:0 1px 0 rgba(255,255,255,.6) inset,0 30px 80px -30px rgba(27,31,36,.25);backdrop-filter:blur(12px)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:12px;letter-spacing:.2em;margin-bottom:20px}
h1{margin:0;font-size:clamp(32px,5.4vw,48px);line-height:1.18;font-weight:600;letter-spacing:.02em}
h1 .accent{color:var(--accent)}
h2{margin:40px 0 12px;font-size:clamp(20px,2.8vw,24px);line-height:1.35;font-weight:600;letter-spacing:.01em}
h3{margin:28px 0 8px;font-size:17px;font-weight:600;color:var(--ink)}
p,li{font-size:clamp(15px,1.5vw,16px);line-height:1.85;color:var(--ink-soft)}
.lead{margin:18px 0 0;font-size:clamp(15px,1.6vw,17px);line-height:1.85;color:var(--ink-soft);max-width:60ch}
ul,ol{padding-left:1.4em;margin:8px 0 16px}
li{margin:6px 0}
strong{color:var(--ink);font-weight:600}
code{font-family:"JetBrains Mono","SFMono-Regular",Consolas,Menlo,monospace;font-size:.92em;padding:1px 6px;border-radius:6px;background:var(--accent-soft);color:var(--accent)}
pre{margin:16px 0;padding:16px 18px;border-radius:12px;background:var(--code-bg);color:var(--code-ink);overflow-x:auto;font-family:"JetBrains Mono","SFMono-Regular",Consolas,Menlo,monospace;font-size:13.5px;line-height:1.7}
pre code{background:transparent;color:inherit;padding:0}
blockquote{margin:18px 0;padding:12px 18px;border-left:3px solid var(--accent);background:rgba(154,52,18,.05);color:var(--ink-soft);border-radius:0 10px 10px 0}
.meta{margin-top:36px;display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px 24px;padding-top:24px;border-top:1px solid var(--line);font-size:14px;color:var(--ink-soft)}
.meta dt{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}
.meta dd{margin:0;font-feature-settings:"tnum"}
.article-list{margin:32px 0 0;padding:0;list-style:none;display:grid;gap:16px}
.article-list li{margin:0;padding:18px 22px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.5);transition:border-color .18s ease,transform .18s ease}
.article-list li:hover{border-color:rgba(154,52,18,.4);transform:translateY(-1px)}
.article-list a{display:block;color:var(--ink);text-decoration:none;font-size:17px;font-weight:600;letter-spacing:.01em}
.article-list .summary{margin:6px 0 0;font-size:14.5px;color:var(--ink-soft);line-height:1.7}
.tag-row{margin:8px 0 0;display:flex;flex-wrap:wrap;gap:6px}
.tag{font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:3px 9px;border-radius:999px}
.back-link{display:inline-flex;align-items:center;gap:6px;margin-bottom:20px;font-size:13px;letter-spacing:.06em;color:var(--ink-soft);text-decoration:none;border-bottom:1px dashed transparent}
.back-link:hover{color:var(--accent);border-bottom-color:currentColor}
footer.legal{margin-top:32px;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px 18px;font-size:13px;color:var(--muted);text-align:center}
footer.legal .police-beian{display:inline-flex;align-items:center;gap:5px}
footer.legal .police-beian img{width:20px;height:20px;flex:0 0 auto}
footer.legal a{color:var(--ink-soft);text-decoration:none;border-bottom:1px solid rgba(27,31,36,.2);padding-bottom:1px}
footer.legal a:hover,footer.legal a:focus-visible{color:var(--accent);border-bottom-color:currentColor;outline:none}
footer.legal .sep{color:var(--line)}
@media (max-width:560px){body{padding:20px 14px}.card{padding:40px 22px 32px;border-radius:20px}.meta{grid-template-columns:1fr 1fr}}