:root{
  --ink:#172033;
  --muted:#5e6878;
  --line:#dfe5ec;
  --soft:#f4f7fa;
  --paper:#ffffff;
  --navy:#143550;
  --blue:#2f6388;
  --gold:#a77b2d;
  --green:#2c6b56;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans CJK SC","Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75}
a{color:inherit}
img{max-width:100%;height:auto}
.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.header-inner{max-width:var(--max);margin:auto;display:flex;align-items:center;justify-content:space-between;padding:14px 24px}
.brand{text-decoration:none;display:flex;align-items:baseline;gap:12px}
.brand-mark{font-size:21px;font-weight:800;color:var(--navy)}
.brand-sub{font-size:12px;color:var(--muted)}
.main-nav{display:flex;gap:22px;align-items:center}
.main-nav a{text-decoration:none;font-size:14px;color:#344054}
.main-nav a:hover{color:var(--blue)}
.nav-toggle{display:none;border:0;background:none;font-size:24px}
main{min-height:72vh}
.hero{background:linear-gradient(135deg,#eef4f8 0%,#fff 55%,#f6f2e9 100%);border-bottom:1px solid var(--line)}
.hero-inner{max-width:var(--max);margin:auto;padding:84px 24px 74px}
.kicker,.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:12px;font-weight:700;color:var(--blue)}
.hero h1{max-width:940px;margin:14px 0 24px;font-size:clamp(36px,6vw,66px);line-height:1.12;letter-spacing:-.03em;color:var(--navy)}
.hero-lead{max-width:850px;font-size:20px;color:#425466}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:6px;background:var(--navy);color:#fff;text-decoration:none;font-weight:700}
.btn.secondary{background:#fff;color:var(--navy);border:1px solid #aebbc8}
.btn.ghost{background:transparent;color:var(--navy);border:1px solid #9cadba}
.section{max-width:var(--max);margin:auto;padding:68px 24px}
.section.tight{padding-top:35px;padding-bottom:35px}
.section-head{max-width:820px;margin-bottom:30px}
.section h2{font-size:34px;line-height:1.2;margin:8px 0 14px;color:var(--navy)}
.section h3{line-height:1.35}
.section-intro{font-size:18px;color:var(--muted)}
.grid{display:grid;gap:18px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card,.doc-card,.panel{border:1px solid var(--line);background:#fff;border-radius:10px;padding:22px}
.card h3,.doc-card h3{margin:8px 0 10px;color:var(--navy)}
.card p,.doc-card p{color:var(--muted)}
.card a,.doc-card h3 a{text-decoration:none}
.card:hover,.doc-card:hover{border-color:#aab9c6;box-shadow:0 10px 28px rgba(20,53,80,.08)}
.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
.meta-row span{font-size:12px;background:var(--soft);border:1px solid var(--line);padding:4px 8px;border-radius:20px;color:#526273}
.card-actions{display:flex;gap:18px;flex-wrap:wrap;margin-top:15px}
.text-link{font-weight:700;color:var(--blue);text-decoration:none}
.text-link:hover{text-decoration:underline}
.band{background:var(--navy);color:#fff}
.band .section h2,.band .section-intro{color:#fff}
.goal{border-left:3px solid var(--gold);padding-left:17px}
.path-line{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;align-items:stretch}
.path-node{padding:15px 10px;background:#fff;border:1px solid var(--line);border-radius:8px;text-align:center;font-weight:700;color:var(--navy)}
.path-arrow{display:none}
.map-panel{border:1px solid var(--line);padding:16px;background:#fff;border-radius:10px}
.map-panel figcaption{padding:14px 4px 4px;color:var(--muted)}
.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:18px}
.page-header{max-width:var(--max);margin:auto;padding:58px 24px 34px;border-bottom:1px solid var(--line)}
.page-header h1{font-size:44px;line-height:1.18;margin:10px 0;color:var(--navy)}
.page-header p{max-width:850px;font-size:18px;color:var(--muted)}
.content-layout{max-width:var(--max);margin:auto;padding:46px 24px 72px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:36px}
.prose h2{margin-top:38px;color:var(--navy)}
.prose h3{margin-top:28px;color:var(--navy)}
.prose p{font-size:16px}
.sidebar{align-self:start;position:sticky;top:88px}
.sidebar .panel{margin-bottom:16px}
.sidebar h3{margin-top:0;color:var(--navy)}
.definition-list{display:grid;grid-template-columns:150px 1fr;border-top:1px solid var(--line)}
.definition-list dt,.definition-list dd{margin:0;padding:12px;border-bottom:1px solid var(--line)}
.definition-list dt{font-weight:700;color:var(--navy)}
.notice{padding:18px 20px;border-left:4px solid var(--gold);background:#faf7f0;color:#5e4a28}
.notice.info{border-color:var(--blue);background:#f3f7fa;color:#35536a}
.notice.good{border-color:var(--green);background:#f1f7f4;color:#2a5c4b}
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:25px}
.filters input,.filters select{border:1px solid #b9c4ce;border-radius:6px;padding:10px 12px;background:#fff;font:inherit}
.filters input{min-width:270px;flex:1}
.hidden{display:none!important}
.site-footer{border-top:1px solid var(--line);background:#f7f9fb;padding:34px max(24px,calc((100vw - var(--max))/2));display:flex;justify-content:space-between;gap:30px;color:var(--muted)}
.site-footer strong{color:var(--navy)}
.footer-links{display:flex;flex-direction:column;gap:8px}
.footer-links a{text-decoration:none;color:var(--blue)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px}
table{width:100%;border-collapse:collapse;background:#fff}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#f0f4f7;color:var(--navy)}
.status-open{color:var(--green);font-weight:700}
.status-pending{color:#8a681f;font-weight:700}
.quote{font-family:serif;font-size:28px;line-height:1.5;color:var(--navy);border-left:3px solid var(--gold);padding-left:24px}
.list-clean{padding-left:20px}
.list-clean li{margin:8px 0}
@media (max-width:900px){
  .grid.three,.grid.four{grid-template-columns:repeat(2,minmax(0,1fr))}
  .content-layout{grid-template-columns:1fr}
  .sidebar{position:static}
  .path-line{grid-template-columns:1fr 1fr}
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:18px 24px;flex-direction:column;align-items:flex-start}
  .main-nav.open{display:flex}
  .nav-toggle{display:block}
}
@media (max-width:620px){
  .grid.two,.grid.three,.grid.four{grid-template-columns:1fr}
  .hero-inner{padding-top:60px}
  .hero h1{font-size:40px}
  .page-header h1{font-size:34px}
  .brand-sub{display:none}
  .site-footer{flex-direction:column}
  .path-line{grid-template-columns:1fr}
}