:root{--brand: #2e7d32;--brand-light: #e8f0e8;--brand-dark: #1b5e20;--text-main: #2b2b2b;--text-sub: #6b7280;--bg-page: #f6f8f6;--bg-card: #ffffff;--border: #e5e7eb;--shadow: 0 2px 12px rgba(0, 0, 0, .06);--radius: 8px;--header-h: 64px;--max-w: 1200px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:PingFang SC,Microsoft YaHei,system-ui,-apple-system,sans-serif;color:var(--text-main);background:var(--bg-page);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.container{max-width:var(--max-w);margin:0 auto;padding:0 16px}.portal-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 1px 4px #0000000a}.portal-header .container{display:flex;align-items:center;justify-content:space-between;height:var(--header-h)}.logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--brand-dark);white-space:nowrap;overflow:hidden}.logo img{height:40px;width:auto;border-radius:4px}.nav{display:flex;align-items:center;gap:4px;height:100%}.nav a{position:relative;display:flex;align-items:center;height:100%;padding:0 14px;font-size:15px;color:var(--text-main);transition:color .2s}.nav a:hover,.nav a.active{color:var(--brand)}.nav a.active:after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--brand)}.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;background:none;border:none;cursor:pointer}.nav-toggle span{display:block;height:2px;width:24px;margin:0 auto;background:var(--text-main);border-radius:1px;transition:.2s}.portal-footer{margin-top:48px;background:#22352a;color:#ffffffd9;padding:40px 0 24px}.portal-footer .footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}.portal-footer h4{font-size:15px;margin-bottom:12px;color:#fff}.portal-footer p{font-size:13px;line-height:1.9;color:#ffffffb3}.portal-footer .footer-links a{display:block;font-size:13px;padding:3px 0;color:#ffffffb3}.portal-footer .footer-links a:hover{color:#fff}.portal-footer .qr{width:96px;height:96px;background:#fff;border-radius:6px;padding:4px;margin-top:4px}.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:16px;text-align:center;font-size:12px;color:#ffffff8c}main{padding-top:24px}.section{padding:40px 0}.section-title{text-align:center;margin-bottom:28px}.section-title h2{font-size:26px;color:var(--text-main);position:relative;display:inline-block}.section-title h2:after{content:"";display:block;width:44px;height:4px;border-radius:2px;background:var(--brand);margin:10px auto 0}.section-title p{color:var(--text-sub);margin-top:8px;font-size:14px}.card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;border:1px solid var(--border)}.card-img{width:100%;aspect-ratio:3 / 2;object-fit:contain;background:var(--brand-light)}.card-media{position:relative;aspect-ratio:1 / 1;overflow:hidden;background:var(--brand-light)}.card-media:before{content:"";position:absolute;top:-24px;right:-24px;bottom:-24px;left:-24px;background-image:var(--media-bg);background-size:cover;background-position:center;filter:blur(18px) saturate(1.05)}.card-media .card-img{position:relative;width:100%;height:100%;object-fit:contain;background:transparent}.card-body{padding:14px 16px}.card-body h3{font-size:16px;margin-bottom:6px;color:var(--text-main);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.card-body p{font-size:13px;color:var(--text-sub);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.grid{display:grid;gap:20px}.grid-4{grid-template-columns:repeat(4,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-2{grid-template-columns:repeat(2,1fr)}.empty{text-align:center;padding:48px 16px;color:var(--text-sub);font-size:14px;background:var(--bg-card);border-radius:var(--radius);border:1px dashed var(--border)}.detail{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px;border:1px solid var(--border)}.detail h1{font-size:24px;margin-bottom:10px}.detail .meta{color:var(--text-sub);font-size:13px;padding-bottom:16px;border-bottom:1px solid var(--border);margin-bottom:20px}.detail .content{font-size:15px;line-height:1.9}.detail .content p{margin-bottom:12px}.crumb{font-size:13px;color:var(--text-sub);padding:16px 0 4px}.crumb a:hover{color:var(--brand)}.pager{display:flex;justify-content:center;gap:8px;margin-top:24px}.pager button{padding:6px 14px;border:1px solid var(--border);background:#fff;border-radius:4px;cursor:pointer;font-size:13px}.pager button:disabled{opacity:.4;cursor:not-allowed}.pager button:not(:disabled):hover{border-color:var(--brand);color:var(--brand)}@media(max-width:768px){.nav-toggle{display:flex}.nav{position:absolute;top:var(--header-h);left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 8px 16px #00000014;height:auto;max-height:0;overflow:hidden;transition:max-height .25s ease}.nav.open{max-height:480px}.nav a{height:46px;padding:0 20px;border-top:1px solid var(--border)}.nav a.active:after{display:none}.nav a.active{background:var(--brand-light)}.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}.portal-footer .footer-grid{grid-template-columns:1fr;gap:20px}.section{padding:28px 0}.detail{padding:20px 16px}}@media(max-width:375px){.grid-4,.grid-3{grid-template-columns:1fr}}.topbar{background:var(--brand-dark);color:#ffffffeb;font-size:13px;height:36px;display:flex;align-items:center}.topbar-inner{display:flex;gap:28px;align-items:center;width:100%}.topbar-item{display:flex;align-items:center;gap:6px}.topbar-item svg{color:var(--brand-light);flex-shrink:0}.topbar-item a{color:inherit}.topbar-item a:hover{color:#fff;text-decoration:underline}.section-title .sec-en{display:block;font-size:13px;letter-spacing:4px;text-transform:uppercase;color:var(--brand);margin-bottom:6px;font-weight:600}.section-title .sec-cn{display:flex;align-items:center;justify-content:center;gap:18px}.section-title .sec-cn:before,.section-title .sec-cn:after{content:"";height:1px;width:56px;background:var(--brand);opacity:.55}.section-title .sec-cn h2:after{display:none}.sec-more{text-align:center;margin-top:24px}.sec-more a{display:inline-block;padding:10px 34px;border:1px solid var(--brand);color:var(--brand);border-radius:999px;font-size:14px;transition:all .2s}.sec-more a:hover{background:var(--brand);color:#fff}.totop{position:fixed;right:24px;bottom:40px;width:44px;height:44px;border:none;border-radius:50%;background:var(--brand);color:#fff;font-size:20px;line-height:1;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(8px);transition:all .25s;z-index:90;box-shadow:0 4px 12px #0000002e}.totop.show{opacity:1;visibility:visible;transform:translateY(0)}.totop:hover{background:var(--brand-dark)}@media(max-width:768px){.topbar{height:32px;font-size:12px}.topbar-inner{gap:14px;overflow:hidden}.topbar-item:nth-child(2){display:none}.nav.open{max-height:480px}.totop{right:16px;bottom:24px;width:40px;height:40px;font-size:18px}.about-wrap{flex-direction:column;gap:20px}.about-img{width:100%;max-height:220px}}