:root{--bg: #f6f8fb;--surface: #ffffff;--surface-soft: #eef3f8;--text: #152133;--muted: #5e6b7d;--line: #d9e1eb;--blue: #17518f;--blue-dark: #0d3766;--blue-soft: #e7f0f9;--radius: 8px;--shadow: 0 14px 32px rgba(21, 33, 51, .08);font-family:Inter,Noto Sans SC,PingFang SC,Microsoft YaHei,system-ui,sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg);color:var(--text);line-height:1.75}a{color:var(--blue);text-decoration:none}a:hover{color:var(--blue-dark)}main{min-height:70vh}.site-header,.site-footer,.section,.hero,.article-layout{width:min(1120px,calc(100% - 32px));margin-inline:auto}.site-header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:20px 0}.brand{display:inline-flex;align-items:center;gap:12px;color:var(--text)}.brand-mark{display:inline-grid;width:42px;height:42px;place-items:center;border-radius:var(--radius);background:var(--blue);color:#fff}.brand-mark svg{width:22px;height:22px}.brand strong,.brand small{display:block;line-height:1.2}.brand small{margin-top:3px;color:var(--muted);font-size:12px}.main-nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px 16px;font-size:14px}.main-nav a{color:var(--muted)}.main-nav a:hover{color:var(--blue)}.hero{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,.8fr);gap:32px;align-items:stretch;padding:64px 0 36px}.hero h1,.page-title h1,.article-content h1{margin:0;color:var(--text);font-size:clamp(34px,5vw,56px);line-height:1.12;letter-spacing:0}.hero p,.page-title p{max-width:720px;margin:18px 0 0;color:var(--muted);font-size:18px}.fact-panel{display:grid;gap:12px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.fact-row{display:grid;gap:4px;padding-bottom:12px;border-bottom:1px solid var(--line)}.fact-row:last-child{padding-bottom:0;border-bottom:0}.fact-row span{color:var(--muted);font-size:13px}.fact-row strong{font-size:16px}.section{padding:42px 0}.section-header{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:20px}.section-header h2,.page-title h1{margin:0}.section-header p{max-width:620px;margin:8px 0 0;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.info-card,.article-card,.empty-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:22px}.info-card svg{width:28px;height:28px;color:var(--blue)}.info-card h3,.article-card h2{margin:12px 0 8px;font-size:20px;line-height:1.35}.info-card p,.article-card p,.empty-card p{margin:0;color:var(--muted)}.article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.article-card__meta,.article-meta{display:flex;flex-wrap:wrap;gap:8px 14px;color:var(--muted);font-size:14px}.article-card__meta a,.category-nav a,.tag{display:inline-flex;align-items:center;min-height:30px;padding:4px 10px;border-radius:var(--radius);background:var(--blue-soft);color:var(--blue-dark);font-size:13px}.text-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-weight:700}.text-link svg{width:16px;height:16px}.page-title{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:46px 0 26px}.category-nav{display:flex;flex-wrap:wrap;gap:10px;width:min(1120px,calc(100% - 32px));margin:0 auto 22px}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:36px;padding:34px 0 52px}.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;color:var(--muted);font-size:14px}.article-content{min-width:0;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:28px}.article-content h1{font-size:clamp(30px,4vw,46px)}.article-content h2{margin-top:34px;color:var(--blue-dark);font-size:24px;line-height:1.35}.article-content p{margin:16px 0}.article-content table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;margin:20px 0}.article-content th,.article-content td{min-width:140px;padding:10px 12px;border:1px solid var(--line);text-align:left;vertical-align:top}.article-content th{background:var(--surface-soft)}.article-content ul{padding-left:1.2em}.sidebar{display:grid;align-content:start;gap:16px}.side-box{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:18px}.side-box h2{margin:0 0 12px;font-size:18px}.side-box ul{display:grid;gap:10px;margin:0;padding:0;list-style:none}.site-footer{display:flex;justify-content:space-between;gap:24px;padding:34px 0 42px;border-top:1px solid var(--line);color:var(--muted)}.site-footer p{margin:6px 0 0}.footer-meta{display:grid;gap:4px;text-align:right}.footer-meta a{color:var(--muted)}@media(max-width:860px){.site-header,.site-footer,.hero,.section-header{align-items:flex-start;flex-direction:column}.hero,.article-layout,.grid,.article-grid{grid-template-columns:1fr}.main-nav{justify-content:flex-start}.footer-meta{text-align:left}}