:root{--navy:#182e48;--gold:#aa7b39;--ink:#263342;--muted:#747e88;--line:#e5e7ea;--paper:#f5f5f3}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}a:hover{color:var(--gold)}button,input,textarea{font:inherit}button{cursor:pointer}button,a,input,textarea{outline-offset:5px}img{max-width:100%;height:auto}h1,h2,h3,p{margin:0}.masthead{background:#fff;border-top:4px solid var(--navy);border-bottom:1px solid var(--line)}.header-inner{max-width:1180px;margin:auto;padding:20px;display:flex;align-items:center;gap:32px}.brand{display:flex;align-items:center;flex-shrink:0}.company-logo{display:block;width:310px;height:59px;object-fit:contain;object-position:left}.primary{display:flex;align-items:center;gap:28px;margin-left:auto;white-space:nowrap;font-size:14px}.primary a{padding:11px 0;position:relative}.primary a[aria-current=page]{color:var(--navy);font-weight:650}.primary a[aria-current=page]:after{content:"";height:2px;background:var(--gold);position:absolute;left:0;right:0;bottom:1px}.search{display:flex;align-items:center;background:#f6f7f8;border:1px solid var(--line);border-radius:3px}.search input{width:135px;min-width:0;border:0;background:transparent;padding:9px 12px;font-size:13px;color:var(--ink)}.search button{display:grid;place-items:center;width:38px;align-self:stretch;border:0;background:transparent;color:var(--navy)}.search svg{width:17px;height:17px}.menu-toggle{display:none}.portal-layout{max-width:1140px;margin:28px auto 42px;display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:26px;align-items:start}.main-panel{min-width:0;background:#fff;border:1px solid var(--line);padding:0 26px}.list-heading{display:flex;align-items:center;gap:10px;padding:18px 0 16px;border-bottom:1px solid var(--line);font-size:18px;font-weight:650;color:var(--navy)}.list-heading:before{content:"";width:3px;height:18px;background:var(--gold)}.article-grid{display:block}.article-card{display:flex;gap:22px;padding:25px 0;border-bottom:1px solid var(--line)}.article-card:last-child{border:0}.cover{display:flex;width:180px;height:122px;flex-shrink:0;overflow:hidden;align-items:center;justify-content:center;background:#eef0f2;color:var(--muted);font-size:12px}.cover img{width:100%;height:100%;object-fit:cover;transition:transform .2s}.cover:hover img{transform:scale(1.035)}.card-copy{min-width:0;flex:1}.category{font-size:11px;letter-spacing:.5px;color:var(--gold)}.card-copy h2{font-size:18px;font-weight:600;line-height:1.65;margin:5px 0 8px}.card-copy>p{font-size:13px;line-height:1.85;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.meta{display:flex;gap:22px;margin-top:12px;font-size:11px;color:#87909a}.sidebar 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a{display:grid;place-items:center;width:36px;height:36px;background:#fff;border:1px solid var(--line);color:var(--navy)}.portal-banner{max-width:1140px;margin:26px auto 0;font-size:22px;font-weight:600;color:var(--navy);border-left:3px solid var(--gold);padding-left:15px}.portal-space{display:none}.breadcrumb-line{display:flex;gap:12px;font-size:12px;color:var(--muted);padding-top:19px}.article-detail{padding:24px 0 30px;overflow-wrap:anywhere}.article-detail h1{font-size:29px;font-weight:650;line-height:1.55;color:var(--navy)}.detail-meta{display:flex;flex-wrap:wrap;gap:17px;font-size:11px;color:var(--muted);padding-bottom:21px;margin-top:19px;border-bottom:1px solid var(--line)}.rich-content{font-size:16px;line-height:1.95;margin:27px 0;overflow-wrap:anywhere}.rich-content h2{font-size:21px;color:var(--navy);margin:28px 0 13px}.rich-content p{margin:17px 0}.rich-content blockquote{margin:20px 0;padding:17px 22px;background:#f7f5ef;border-left:3px solid var(--gold);color:#6d614f}.rich-content video,.rich-content iframe{max-width:100%}.rich-content pre,.rich-content table{max-width:100%;overflow:auto}.keywords,.prevnext{font-size:13px;color:var(--muted);margin-top:23px}.section-title{font-size:18px;color:var(--navy);margin:28px 0 14px}.related{display:grid;gap:11px;font-size:14px}.message-form label{display:block;font-size:13px;margin:13px 0 5px}.message-form textarea,.message-form input{width:100%;border:1px solid #ccd2d9;border-radius:2px;padding:9px;background:#fafbfc}.captcha{display:flex;align-items:center;gap:10px;max-width:300px}.captcha img{height:35px;cursor:pointer}.message-form button{margin-top:15px;border:0;background:var(--navy);color:#fff;padding:10px 25px;border-radius:2px}.message{padding:15px 0;border-bottom:1px solid var(--line)}.pagination{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:25px 0;font-size:13px}.pagination a{padding:5px 11px;border:1px solid var(--line)}.pagination 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@media(max-width:1200px){.portal-layout,.portal-banner{margin-left:20px;margin-right:20px}}@media(max-width:980px){.header-inner{gap:20px;flex-wrap:wrap}.company-logo{width:280px;height:54px}.primary{gap:20px}.search input{width:110px}.portal-layout{grid-template-columns:minmax(0,1fr) 230px;gap:20px}.main-panel{padding:0 20px}.cover{width:145px;height:112px}.article-card{gap:17px}.card-copy h2{font-size:17px}}
@media(max-width:700px){.header-inner{padding:14px 16px;gap:10px}.brand{max-width:calc(100% - 49px)}.company-logo{width:270px;height:51px}.menu-toggle{display:block;margin-left:auto;border:1px solid var(--line);background:#fff;color:var(--navy);padding:4px 9px;border-radius:2px}.primary{display:none;order:3;width:100%;margin:0;flex-wrap:wrap;padding:5px 0;gap:25px}.primary.open{display:flex}.search{display:none}.primary.open+.search{display:flex;order:4;width:100%;margin-top:4px}.primary.open+.search input{width:auto;flex:1}.portal-layout{display:block;margin:17px 12px 28px}.main-panel{padding:0 15px}.list-heading{font-size:16px;padding:14px 0}.article-card{gap:13px;padding:20px 0}.cover{width:95px;height:84px;margin-top:5px}.card-copy h2{font-size:16px;margin:3px 0 7px;line-height:1.6}.card-copy>p{font-size:12px}.category{font-size:10px}.meta{gap:14px;margin-top:9px;font-size:10px}.sidebar{margin-top:20px}.sidebar section{padding:15px 18px;margin-bottom:16px}.footer-inner{display:block}.footer-links{margin-top:16px;gap:20px}.site-footer{padding:25px 18px}.floating{right:10px;bottom:12px}.portal-banner{margin:20px 16px 0;font-size:20px}.article-detail{padding:20px 0 25px}.article-detail h1{font-size:23px}.rich-content{font-size:15px}.rich-content h2{font-size:19px}.detail-meta{gap:10px}.breadcrumb-line{padding-top:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}