:root{--bg:#0b0d12;--card:#141821;--line:#232a36;--text:#e8ecf3;--muted:#8b94a7;--acc:#7c5cff;--acc2:#22d3ee}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
a{color:inherit;text-decoration:none}.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.nav{position:sticky;top:0;background:rgba(11,13,18,.85);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:9}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;flex-wrap:wrap}.logo{font-weight:700;font-size:18px}
.nav nav a{margin-left:18px;color:var(--muted)}.nav nav a:hover{color:var(--text)}
.hero{text-align:center;padding:72px 0 40px}.hero h1{font-size:44px;margin:0 0 12px}.hero p{color:var(--muted);font-size:17px}
.grad{background:linear-gradient(90deg,var(--acc),var(--acc2));-webkit-background-clip:text;color:transparent}
.actions{margin-top:24px;display:flex;gap:12px;justify-content:center}
.btn{display:inline-block;background:linear-gradient(90deg,var(--acc),#5b8cff);color:#fff;border:0;padding:10px 22px;border-radius:10px;cursor:pointer;font-size:15px}
.btn.ghost{background:transparent;border:1px solid var(--line)}
section{margin:40px 0}h2{font-size:22px;display:flex;align-items:center;gap:10px}.more{margin-left:auto;font-size:14px;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}.grid.qrs{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;position:relative;transition:.2s;display:block}
a.card:hover{border-color:var(--acc);transform:translateY(-2px)}.card h3{margin:8px 0;font-size:17px}.card p{color:var(--muted);margin:0;font-size:14px}
.meta{display:flex;gap:6px;align-items:center;flex-wrap:wrap;font-size:12px}.tag{background:rgba(124,92,255,.15);color:#b3a2ff;padding:2px 8px;border-radius:6px}
.tag.t2{background:rgba(34,211,238,.12);color:#7fe6f5}.date{color:var(--muted);margin-left:auto}
.badge{position:absolute;top:14px;right:14px;background:#ff4d6d;color:#fff;font-size:12px;padding:2px 8px;border-radius:6px}.cta{display:inline-block;margin-top:12px;color:var(--acc2);font-size:14px}
.qr{text-align:center}.qr img{width:100%;max-width:200px;border-radius:10px;background:#fff}
.notice{background:rgba(124,92,255,.1);border:1px solid var(--acc);padding:12px 16px;border-radius:10px}
.search{display:flex;gap:10px;margin-bottom:20px}.search input{flex:1}
input,textarea,select{background:#0f1218;border:1px solid var(--line);color:var(--text);padding:9px 12px;border-radius:8px;font:inherit;width:100%}
.article{max-width:780px;margin:40px auto}.article h1{font-size:30px}.lead{color:var(--muted);font-size:17px;border-left:3px solid var(--acc);padding-left:12px}
.md img{max-width:100%}.md pre{background:#0f1218;padding:14px;border-radius:8px;overflow:auto}.md a{color:var(--acc2)}.md blockquote{border-left:3px solid var(--line);margin:0;padding-left:14px;color:var(--muted)}
.pager{display:flex;gap:20px;justify-content:center;margin-top:24px}.muted{color:var(--muted)}
.foot{color:var(--muted);font-size:13px;padding:40px 20px;border-top:1px solid var(--line);margin-top:60px}
.admin table{width:100%;border-collapse:collapse;font-size:14px}.admin td,.admin th{border-bottom:1px solid var(--line);padding:8px;text-align:left;vertical-align:top}
.admin td form{display:inline}.link-btn{background:none;border:0;color:var(--acc2);cursor:pointer;padding:0 4px}
.form{display:flex;flex-direction:column;gap:12px;margin:16px 0}.form label{display:flex;flex-direction:column;gap:4px;color:var(--muted);font-size:13px}
.row{display:flex;gap:12px}.row label{flex:1}.chk{flex-direction:row!important;align-items:center}.chk input{width:auto}
.bar{display:flex;justify-content:space-between;align-items:center}.login{max-width:360px;margin:120px auto;display:flex;flex-direction:column;gap:12px}.err{color:#ff6b81}
pre{background:#0f1218;padding:14px;border-radius:8px;overflow:auto;font-size:13px}
@media(max-width:640px){.hero h1{font-size:30px}.grid{grid-template-columns:1fr}.row{flex-direction:column}.nav nav a{margin-left:12px}}