:root{
  --brand:#2557d6;
  --brand-d:#1a3f9e;
  --brand-l:#eef3ff;
  --ink:#111827;
  --ink-2:#374151;
  --ink-3:#6b7280;
  --line:#e5e7eb;
  --bg:#f7f8fb;
  --ok:#0f9d58;
  --warn:#b45309;
  --err:#dc2626;
  --radius:14px;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.7;font-size:15px;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}

/* header */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.topbar .wrap{display:flex;align-items:center;gap:28px;height:66px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink)}
.logo:hover{text-decoration:none}
.logo .mark{
  width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,#2557d6,#4f8cff);
  color:#fff;display:grid;place-items:center;font-size:16px;font-weight:800;letter-spacing:-.5px;
}
.logo small{display:block;font-size:11px;color:var(--ink-3);font-weight:400;letter-spacing:.3px}
.nav{display:flex;gap:22px;margin-left:8px}
.nav a{color:var(--ink-2);font-size:14.5px;padding:6px 0;border-bottom:2px solid transparent}
.nav a:hover{color:var(--brand);text-decoration:none}
.nav a.on{color:var(--brand);border-bottom-color:var(--brand);font-weight:600}
.actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:9px 18px;border-radius:10px;border:1px solid transparent;font-size:14.5px;
  cursor:pointer;font-family:inherit;transition:.15s;white-space:nowrap}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-d)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink-2)}
.btn-ghost:hover{border-color:#c9d3e6;color:var(--brand)}
.btn-sm{padding:6px 12px;font-size:13px;border-radius:8px}
.btn-block{width:100%}

/* hero */
.hero{background:linear-gradient(180deg,#fff 0%,#f2f6ff 100%);border-bottom:1px solid var(--line)}
.hero .wrap{padding:64px 20px 56px;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{font-size:38px;line-height:1.25;margin:0 0 16px;letter-spacing:-.5px}
.hero h1 span{color:var(--brand)}
.hero p.lead{font-size:16px;color:var(--ink-2);margin:0 0 26px;max-width:34em}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.hero .facts{display:flex;gap:34px;margin-top:34px;padding-top:22px;border-top:1px solid #e3e9f6}
.hero .facts div b{display:block;font-size:22px;color:var(--brand)}
.hero .facts div span{font-size:13px;color:var(--ink-3)}
.panel{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:22px}
.panel h4{margin:0 0 14px;font-size:14px;color:var(--ink-3);font-weight:600;letter-spacing:.4px}
.flow{display:flex;flex-direction:column;gap:14px}
.flow .step{display:flex;gap:12px;align-items:flex-start}
.flow .n{flex:0 0 26px;height:26px;border-radius:8px;background:var(--brand-l);color:var(--brand);
  font-size:13px;font-weight:700;display:grid;place-items:center}
.flow .step b{font-size:14.5px;display:block}
.flow .step span{font-size:13px;color:var(--ink-3)}

/* sections */
section.blk{padding:56px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:26px;gap:20px}
.sec-head h2{font-size:24px;margin:0;letter-spacing:-.3px}
.sec-head p{margin:6px 0 0;color:var(--ink-3);font-size:14.5px}
.grid{display:grid;gap:18px}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card h3{margin:0 0 8px;font-size:16.5px}
.card p{margin:0;color:var(--ink-3);font-size:14px}
.card .ic{width:38px;height:38px;border-radius:10px;background:var(--brand-l);color:var(--brand);
  display:grid;place-items:center;font-size:18px;margin-bottom:12px}

/* info list */
.item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;
  display:flex;gap:16px;justify-content:space-between;align-items:flex-start;transition:.15s}
.item:hover{border-color:#c7d6f7;box-shadow:var(--shadow)}
.item .body{min-width:0}
.item h3{margin:0 0 6px;font-size:16px;line-height:1.5}
.item h3 a{color:var(--ink)}
.item h3 a:hover{color:var(--brand);text-decoration:none}
.item .meta{font-size:12.5px;color:var(--ink-3);display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}
.item .sum{color:var(--ink-3);font-size:13.5px;margin:6px 0 0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tag{display:inline-block;font-size:12px;padding:2px 9px;border-radius:999px;background:var(--brand-l);
  color:var(--brand);margin-right:8px;vertical-align:middle;white-space:nowrap}
.tag.gray{background:#f1f3f7;color:var(--ink-2)}
.tag.green{background:#e8f7ef;color:#0b7a44}
.tag.orange{background:#fff5e6;color:#a35b00}
.tag.red{background:#fdeaea;color:#b91c1c}

/* filters */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.filters a{padding:7px 15px;border-radius:999px;background:#fff;border:1px solid var(--line);
  color:var(--ink-2);font-size:13.5px}
.filters a:hover{text-decoration:none;border-color:#c7d6f7;color:var(--brand)}
.filters a.on{background:var(--brand);border-color:var(--brand);color:#fff}
.search{display:flex;gap:8px;margin-bottom:18px}
.search input{flex:1}

/* forms */
.form-card{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);
  padding:32px;max-width:620px;margin:0 auto}
.form-card.wide{max-width:820px}
.form-card h2{margin:0 0 6px;font-size:22px}
.form-card .sub{color:var(--ink-3);font-size:14px;margin:0 0 24px}
label.fl{display:block;font-size:14px;color:var(--ink-2);margin:0 0 7px;font-weight:500}
label.fl em{color:var(--err);font-style:normal;margin-left:2px}
input[type=text],input[type=password],input[type=email],input[type=tel],input[type=date],select,textarea{
  width:100%;padding:11px 13px;border:1px solid #d7dce5;border-radius:10px;font-size:14.5px;
  font-family:inherit;background:#fff;color:var(--ink);outline:none;transition:.15s}
input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(37,87,214,.10)}
textarea{min-height:180px;resize:vertical;line-height:1.8}
.fg{margin-bottom:18px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hint{font-size:12.5px;color:var(--ink-3);margin-top:6px}
.check{display:flex;gap:8px;align-items:flex-start;font-size:13.5px;color:var(--ink-2)}
.check input{margin-top:4px}

/* flash */
.flash{border-radius:10px;padding:11px 15px;font-size:14px;margin-bottom:18px;border:1px solid}
.flash.ok{background:#eaf8f0;border-color:#bce8cd;color:#0b7a44}
.flash.err{background:#fdeeee;border-color:#f6c9c9;color:#b91c1c}
.flash.warn{background:#fff8e8;border-color:#f3ddae;color:#8a5a00}

/* article */
.article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:40px;box-shadow:var(--shadow)}
.article h1{font-size:26px;margin:0 0 10px;line-height:1.4}
.article .meta{color:var(--ink-3);font-size:13px;display:flex;gap:16px;flex-wrap:wrap;
  padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:22px}
.article .content{font-size:15.5px;color:var(--ink-2);white-space:pre-wrap;line-height:1.9}
.side{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.side h4{margin:0 0 12px;font-size:14px;color:var(--ink-3)}
.side a{display:block;font-size:13.5px;color:var(--ink-2);padding:7px 0;border-bottom:1px dashed #eef1f6}
.side a:last-child{border:0}

/* table */
table.tb{width:100%;border-collapse:collapse;background:#fff;font-size:14px}
table.tb th,table.tb td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.tb th{background:#f8fafc;color:var(--ink-3);font-weight:600;font-size:13px}

/* footer */
footer.site{background:#0f172a;color:#c3cad8;margin-top:60px;padding:52px 0 26px;font-size:13.5px}
footer.site .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
footer.site h5{color:#fff;font-size:14px;margin:0 0 14px;letter-spacing:.4px}
footer.site a{color:#c3cad8}
footer.site a:hover{color:#fff}
footer.site ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
footer.site .brandline{display:flex;align-items:center;gap:10px;color:#fff;font-weight:600;font-size:16px;margin-bottom:12px}
footer.site .legal{border-top:1px solid #1f2937;margin-top:36px;padding-top:20px;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;color:#8b95a7;font-size:12.5px;line-height:1.9}
footer.site .legal .l span{margin-right:14px}

/* misc */
.crumb{font-size:13px;color:var(--ink-3);padding:18px 0 0}
.crumb a{color:var(--ink-3)}
.empty{background:#fff;border:1px dashed #d9dfe9;border-radius:14px;padding:46px;text-align:center;color:var(--ink-3)}
.pager{display:flex;justify-content:center;gap:8px;margin-top:26px}
.pager a,.pager span{padding:7px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;font-size:13.5px;color:var(--ink-2)}
.pager .cur{background:var(--brand);border-color:var(--brand);color:#fff}
.note{background:var(--brand-l);border:1px solid #d8e3ff;border-radius:12px;padding:14px 16px;
  font-size:13.5px;color:#24407d}
hr.sep{border:0;border-top:1px solid var(--line);margin:34px 0}

@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;gap:32px;padding:40px 20px}
  .hero h1{font-size:30px}
  .grid.c3,.grid.c4{grid-template-columns:1fr 1fr}
  footer.site .cols{grid-template-columns:1fr 1fr}
  .nav{display:none}
}
@media (max-width:620px){
  .grid.c3,.grid.c4,.row2{grid-template-columns:1fr}
  .row2{gap:0}
  .article,.form-card{padding:24px}
  .item{flex-direction:column}
  footer.site .cols{grid-template-columns:1fr}
}