*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;background:#f7f8fa;color:#222;line-height:1.7}
a{color:#0b57d0;text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1040px;margin:0 auto;padding:0 16px}
.site-header{background:#fff;border-bottom:1px solid #e8ebf0;position:sticky;top:0;z-index:10}
.nav-wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:64px}
.brand{font-size:20px;font-weight:700;color:#111;text-decoration:none}
.nav{display:flex;flex-wrap:wrap;gap:16px}
.nav a{color:#333}
.main-content{padding:28px 16px 40px}
.hero{background:linear-gradient(135deg,#ffffff,#f3f7ff);border:1px solid #e5ebf5;border-radius:18px;padding:32px;box-shadow:0 12px 32px rgba(20,31,56,.05)}
.hero h1{margin:0 0 12px;font-size:32px;line-height:1.25}
.hero p{margin:0 0 16px;color:#4e5665}
.button-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;border:1px solid #d0d7e2;background:#111;color:#fff;text-decoration:none}
.btn.secondary{background:#fff;color:#111}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;margin-top:22px}
.card{background:#fff;border:1px solid #e8ebf0;border-radius:16px;padding:20px;box-shadow:0 8px 24px rgba(0,0,0,.03)}
.card h2,.card h3{margin-top:0}
.muted{color:#667085}
.list{display:grid;gap:14px}
.article-item{background:#fff;border:1px solid #e8ebf0;border-radius:14px;padding:18px}
.article-item h3{margin:0 0 8px;font-size:20px}
.meta{font-size:13px;color:#667085}
.notice{padding:14px 16px;background:#fff8e6;border:1px solid #f0d99e;border-radius:12px;color:#7b5b00;margin-bottom:18px}
.form-card{background:#fff;border:1px solid #e8ebf0;border-radius:16px;padding:20px;max-width:760px}
.form-group{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
label{font-weight:600}
input[type=text],input[type=password],textarea{width:100%;padding:12px 14px;border:1px solid #d6dbe6;border-radius:10px;font:inherit;background:#fff}
textarea{min-height:180px;resize:vertical}
button{padding:10px 16px;border:0;border-radius:10px;background:#111;color:#fff;font:inherit;cursor:pointer}
button.secondary{background:#eef2f7;color:#111}
.table{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden;border:1px solid #e8ebf0}
.table th,.table td{padding:12px;border-bottom:1px solid #eef2f7;text-align:left;vertical-align:top}
.table tr:last-child td{border-bottom:none}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#eef4ff;color:#2754c5;font-size:12px}
.site-footer{background:#111827;color:#f0f3f8;padding:28px 0 18px}
.site-footer h4{margin-top:0;margin-bottom:10px}
.site-footer p{margin:6px 0;color:#dbe4f0}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;border-top:1px solid rgba(255,255,255,.12);margin-top:20px;padding-top:14px;font-size:14px;color:#cbd5e1}
.empty{padding:24px;background:#fff;border:1px dashed #d6dbe6;border-radius:14px;color:#667085}
@media (max-width:720px){.hero{padding:24px}.hero h1{font-size:26px}.nav-wrap{align-items:flex-start;padding:12px 16px}.nav{gap:12px}}