:root{--primary:#5B8C7E;--primary-dark:#4A7368;--dark:#2C3E50;--mint:#EFF8F5;--gold:#E8C547;--gray-900:#111827;--gray-700:#374151;--gray-600:#4b5563;--gray-500:#6b7280;--gray-400:#9ca3af;--gray-100:#f3f4f6;--gray-50:#f9fafb;--radius:12px;--maxw:1120px}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--gray-700);background:#fff;line-height:1.7;font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-dark)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 16px}
.site-header{background:#fff;border-bottom:1px solid var(--gray-100);position:sticky;top:0;z-index:50;box-shadow:0 1px 3px rgba(0,0,0,.05)}
.header-inner{display:flex;align-items:center;gap:12px;height:64px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{height:38px;width:auto}
.brand-name{font-weight:700;color:var(--gray-900);font-size:15px;line-height:1.3}
.brand-sub{font-size:11px;color:var(--gray-500)}
.main-nav{margin-left:auto;display:flex;gap:4px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.main-nav::-webkit-scrollbar{display:none}
.main-nav a{padding:8px 10px;border-radius:8px;font-size:13px;color:var(--gray-600);white-space:nowrap}
.main-nav a:hover{background:var(--mint);color:var(--primary-dark)}
.main-nav a.active{background:var(--mint);color:var(--primary);font-weight:600}
.hero{background:linear-gradient(135deg,var(--mint) 0%,#dcefe9 100%);padding:48px 0 40px;text-align:center}
.hero h1{font-size:32px;color:var(--gray-900);margin-bottom:12px;line-height:1.3}
.hero p{color:var(--gray-600);max-width:640px;margin:0 auto;font-size:15px}
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:32px 0}
.cat-card{display:block;background:#fff;border:1px solid var(--gray-100);border-radius:var(--radius);padding:20px;transition:all .3s}
.cat-card:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(91,140,126,.14);border-color:var(--primary)}
.cat-card h2,.cat-card h3{font-size:17px;color:var(--gray-900);margin-bottom:6px}
.cat-card .count{display:inline-block;font-size:12px;color:var(--primary);background:var(--mint);border-radius:999px;padding:1px 10px;margin-bottom:8px}
.cat-card p{font-size:13px;color:var(--gray-500);line-height:1.6}
.section-title{font-size:24px;color:var(--gray-900);margin:40px 0 20px;display:flex;align-items:center;gap:10px}
.section-title::before{content:"";width:4px;height:22px;background:var(--primary);border-radius:2px}
.post-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:40px}
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--gray-100);border-radius:var(--radius);overflow:hidden;transition:all .3s}
.post-card:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(91,140,126,.14);border-color:var(--primary)}
.post-card .thumb{aspect-ratio:2/1;object-fit:cover;width:100%;background:var(--mint)}
.post-card .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.post-card h3{font-size:16px;color:var(--gray-900);line-height:1.5}
.post-card h3 a{color:inherit}
.post-card h3 a:hover{color:var(--primary)}
.post-card .excerpt{font-size:13px;color:var(--gray-500);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:12px;color:var(--gray-400);margin-top:auto}
.badge{display:inline-block;font-size:12px;color:var(--primary);background:var(--mint);border-radius:999px;padding:2px 10px}
.breadcrumb{font-size:13px;color:var(--gray-500);padding:20px 0 0}
.breadcrumb a{color:var(--gray-500)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span{margin:0 6px;color:var(--gray-400)}
.article{max-width:800px;margin:0 auto;padding:16px 16px 48px}
.article h1{font-size:28px;color:var(--gray-900);line-height:1.45;margin:14px 0 12px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:13px;color:var(--gray-500);padding-bottom:16px;border-bottom:1px solid var(--gray-100);margin-bottom:24px}
.article-hero{border-radius:var(--radius);overflow:hidden;margin-bottom:24px}
.article-content{font-size:16px;color:var(--gray-700);line-height:1.85;word-wrap:break-word}
.article-content h2{font-size:22px;color:var(--gray-900);margin:32px 0 14px;line-height:1.4}
.article-content h3{font-size:18px;color:var(--gray-900);margin:24px 0 10px}
.article-content h4{font-size:16px;color:var(--gray-900);margin:20px 0 8px}
.article-content p{margin:0 0 16px}
.article-content ul,.article-content ol{margin:0 0 16px;padding-left:24px}
.article-content li{margin-bottom:8px}
.article-content strong{color:var(--gray-900)}
.article-content a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-content blockquote{border-left:4px solid var(--primary);background:var(--gray-50);padding:12px 16px;border-radius:0 8px 8px 0;margin:0 0 16px;color:var(--gray-600)}
.article-content table{width:100%;border-collapse:collapse;margin:0 0 16px;font-size:14px}
.article-content th,.article-content td{border:1px solid var(--gray-100);padding:8px 12px;text-align:left}
.article-content th{background:var(--gray-50);color:var(--gray-900)}
.disclaimer{background:var(--gray-50);border:1px solid var(--gray-100);border-radius:var(--radius);padding:14px 18px;font-size:13px;color:var(--gray-500);margin:32px 0;line-height:1.7}
.related{margin-top:40px;border-top:1px solid var(--gray-100);padding-top:24px}
.related h2{font-size:18px;color:var(--gray-900);margin-bottom:14px}
.related ul{list-style:none}
.related li{padding:8px 0;border-bottom:1px dashed var(--gray-100);font-size:14px}
.related li a{color:var(--gray-700)}
.related li a:hover{color:var(--primary)}
.cta-banner{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);border-radius:16px;padding:32px 28px;text-align:center;color:#fff;margin:40px 0}
.cta-banner h2{font-size:22px;margin-bottom:8px;color:#fff}
.cta-banner p{font-size:14px;opacity:.92;margin-bottom:18px}
.cta-btn{display:inline-block;background:#fff;color:var(--primary);font-weight:600;padding:12px 28px;border-radius:8px;font-size:15px}
.cta-btn:hover{color:var(--primary-dark);transform:translateY(-2px)}
.cta-btn-ghost{display:inline-block;border:2px solid #fff;color:#fff;font-weight:600;padding:10px 26px;border-radius:8px;font-size:15px;margin-left:10px}
.site-footer{background:var(--dark);color:#9ca3af;margin-top:56px;padding:36px 0 28px;font-size:13px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px;margin-bottom:24px}
.site-footer h4{color:#fff;font-size:14px;margin-bottom:10px}
.site-footer a{color:#9ca3af}
.site-footer a:hover{color:#fff}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:6px}
.footer-bottom{border-top:1px solid #374151;padding-top:18px;text-align:center;line-height:1.9}
.footer-bottom a{color:#9ca3af}
.notfound{min-height:60vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:40px 16px}
.notfound .code{font-size:88px;font-weight:800;color:rgba(91,140,126,.22);line-height:1}
.notfound h1{font-size:26px;color:var(--gray-900);margin:10px 0 12px}
.notfound p{color:var(--gray-500);margin-bottom:24px}
.btn{display:inline-block;background:var(--primary);color:#fff;padding:11px 26px;border-radius:8px;font-weight:600;font-size:14px}
.btn:hover{background:var(--primary-dark);color:#fff}
.page-head{padding:28px 0 8px}
.page-head h1{font-size:26px;color:var(--gray-900);margin-bottom:8px}
.page-head p{font-size:14px;color:var(--gray-500);max-width:720px}
.mb-1{margin-bottom:4px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.mb-8{margin-bottom:32px}
.mt-4{margin-top:16px}.mt-6{margin-top:24px}.mt-8{margin-top:32px}
.p-4{padding:16px}
.text-xs{font-size:12px}.text-sm{font-size:14px}.text-xl{font-size:20px}.text-2xl{font-size:24px}
.font-semibold{font-weight:600}.font-bold{font-weight:700}
.text-gray-900{color:var(--gray-900)}.text-gray-700{color:var(--gray-700)}.text-gray-600{color:var(--gray-600)}.text-gray-500{color:var(--gray-500)}.text-gray-400{color:var(--gray-400)}
.list-disc{list-style:disc}.list-inside{list-style-position:inside}
.space-y-2>*+*{margin-top:8px}
.bg-gray-50{background:var(--gray-50)}
.border-l-4{border-left-width:4px;border-left-style:solid}
.border-\[\#3A9B8A\]{border-color:#3A9B8A}
.rounded-r-lg{border-radius:0 8px 8px 0}
@media (max-width:900px){.cat-grid{grid-template-columns:repeat(2,1fr)}.post-list{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}}
@media (max-width:640px){body{font-size:15px}.hero h1{font-size:24px}.hero{padding:32px 0 28px}.cat-grid{grid-template-columns:1fr}.article h1{font-size:22px}.header-inner{height:56px}.brand-name{font-size:14px}.cta-btn-ghost{margin-left:0;margin-top:10px}}