*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;color:#1f2d2b;background:#f5f8f7;line-height:1.8;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:#0b6b5c;text-decoration:none;transition:color .25s ease}
a:hover{text-decoration:underline}
img,svg{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}
.skip-link{position:absolute;left:-9999px;top:0;background:#0b6b5c;color:#fff;padding:10px 16px;z-index:9999;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.72);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);border-bottom:1px solid rgba(220,231,228,.9);transition:background .3s ease,box-shadow .3s ease}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:#0b6b5c;transition:transform .3s ease}
.brand:hover{text-decoration:none;transform:translateY(-1px)}
.brand svg{width:36px;height:36px;border-radius:11px;box-shadow:0 6px 16px rgba(11,107,92,.28)}
.main-nav ul{display:flex;gap:18px;list-style:none;flex-wrap:wrap}
.main-nav a{font-size:15px;color:#2c3e3b;padding:6px 4px;border-bottom:2px solid transparent;transition:border-color .25s ease,color .25s ease}
.main-nav a:hover{border-bottom-color:#0b6b5c;text-decoration:none;color:#0b6b5c}
.header-tools{display:flex;align-items:center;gap:10px}
.search-box{display:flex;align-items:center;border:1px solid #cfdedb;border-radius:22px;overflow:hidden;background:rgba(255,255,255,.85);transition:box-shadow .25s ease,border-color .25s ease}
.search-box:focus-within{border-color:#0b6b5c;box-shadow:0 0 0 3px rgba(11,107,92,.12)}
.search-box input{border:0;outline:0;padding:8px 12px;font-size:14px;width:150px;background:transparent;color:inherit}
.search-box button{border:0;background:#0b6b5c;color:#fff;padding:8px 14px;cursor:pointer;font-size:14px;transition:background .25s ease}
.search-box button:hover{background:#0e8a73}
.icon-btn{border:1px solid #cfdedb;background:rgba(255,255,255,.85);border-radius:50%;width:38px;height:38px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:#0b6b5c;transition:transform .25s ease,box-shadow .25s ease,background .25s ease}
.icon-btn:hover{transform:translateY(-2px) rotate(6deg);box-shadow:0 8px 18px rgba(11,107,92,.18)}
.menu-toggle{display:none}
main{display:block}
section{padding:48px 0}
.section-title{font-size:26px;color:#0b3d35;margin-bottom:8px;position:relative;padding-left:14px;letter-spacing:.2px}
.section-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:3px;background:linear-gradient(180deg,#0b6b5c,#3fae8f)}
.section-sub{color:#5d716d;margin-bottom:28px;font-size:15px}
.breadcrumb{font-size:13px;color:#6b7d79;margin:16px 0 0}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.breadcrumb li::after{content:"›";margin-left:6px;color:#9fb0ad}
.breadcrumb li:last-child::after{content:""}
.breadcrumb a{color:#0b6b5c}
.hero{background:linear-gradient(135deg,#0b6b5c 0%,#0e8a73 55%,#3fae8f 100%);color:#fff;padding:0;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-140px;right:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,229,138,.28),transparent 68%);pointer-events:none}
.hero::after{content:"";position:absolute;bottom:-160px;left:-100px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.16),transparent 70%);pointer-events:none}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;padding:56px 0;position:relative;z-index:2}
.hero h1{font-size:34px;line-height:1.4;margin-bottom:16px;letter-spacing:.3px}
.hero h1 strong{color:#ffe58a}
.hero p{font-size:16px;color:#e6f5f1;margin-bottom:20px}
.hero .tag{background:rgba(255,255,255,.18);color:#ffe58a;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border:1px solid rgba(255,229,138,.35)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 26px;border-radius:26px;font-size:15px;font-weight:600;transition:transform .25s ease,box-shadow .25s ease,background .25s ease;cursor:pointer;border:0;position:relative;overflow:hidden}
.btn-primary{background:#ffe58a;color:#0b3d35;box-shadow:0 10px 24px rgba(0,0,0,.16)}
.btn-primary:hover{background:#ffd75e;text-decoration:none;transform:translateY(-3px);box-shadow:0 16px 30px rgba(0,0,0,.22)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1.5px solid rgba(255,255,255,.7);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.btn-ghost:hover{background:rgba(255,255,255,.18);text-decoration:none;transform:translateY(-3px)}
.hero-stats{display:flex;gap:28px;margin-top:26px;flex-wrap:wrap}
.hero-stats .stat b{font-size:24px;display:block;color:#ffe58a;font-variant-numeric:tabular-nums}
.hero-stats .stat span{font-size:13px;color:#d4ece6}
.carousel{position:relative;border-radius:18px;overflow:hidden;background:rgba(255,255,255,.1);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.22);min-height:280px;box-shadow:0 20px 44px rgba(0,0,0,.2)}
.slide{display:none;padding:28px}
.slide.active{display:block;animation:fade .6s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.slide svg{width:100%;height:170px;border-radius:12px}
.slide h3{margin:14px 0 6px;font-size:18px;color:#fff}
.slide p{font-size:14px;color:#dcf0eb}
.carousel-dots{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:8px}
.carousel-dots button{width:10px;height:10px;border-radius:50%;border:0;background:rgba(255,255,255,.45);cursor:pointer;transition:background .25s ease,transform .25s ease}
.carousel-dots button:hover{transform:scale(1.25)}
.carousel-dots button.active{background:#ffe58a;transform:scale(1.15)}
.anchor-nav{background:rgba(255,255,255,.78);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(220,231,228,.9);border-radius:14px;padding:16px 20px;margin-top:-26px;position:relative;z-index:5;box-shadow:0 12px 30px rgba(11,107,92,.1)}
.anchor-nav ul{list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px}
.anchor-nav a{font-size:14px;color:#0b6b5c;transition:color .25s ease,transform .25s ease;display:inline-block}
.anchor-nav a:hover{color:#3fae8f;transform:translateX(2px)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid #e3ece9;border-radius:14px;padding:22px;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(11,107,92,.12);border-color:rgba(63,174,143,.5)}
.card h3{font-size:17px;color:#0b3d35;margin-bottom:10px}
.card h4{font-size:15px;color:#0b6b5c;margin:12px 0 6px}
.card p{font-size:14px;color:#4d615d}
.tag{display:inline-block;font-size:12px;background:#e6f5f1;color:#0b6b5c;padding:3px 10px;border-radius:12px;margin:0 6px 6px 0;transition:background .25s ease,color .25s ease}
.tag:hover{background:#0b6b5c;color:#fff}
.article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.article-item{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid #e3ece9;border-radius:14px;padding:20px;display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.article-item:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(11,107,92,.12);border-color:rgba(63,174,143,.5)}
.article-item h3{font-size:17px;color:#0b3d35;margin-bottom:8px;transition:color .25s ease}
.article-item:hover h3{color:#0b6b5c}
.article-meta{font-size:12px;color:#8a9a96;margin-bottom:10px}
.article-item p{font-size:14px;color:#4d615d;flex:1}
.read-more{margin-top:12px;font-size:14px;font-weight:600;display:inline-block;transition:transform .25s ease}
.read-more:hover{text-decoration:none;transform:translateX(4px)}
.faq-item{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid #e3ece9;border-radius:12px;margin-bottom:12px;overflow:hidden;transition:box-shadow .3s ease,border-color .3s ease}
.faq-item:hover{box-shadow:0 10px 24px rgba(11,107,92,.08);border-color:rgba(63,174,143,.45)}
.faq-q{width:100%;text-align:left;background:transparent;border:0;padding:18px 22px;font-size:16px;font-weight:600;color:#0b3d35;cursor:pointer;display:flex;justify-content:space-between;gap:12px;align-items:center;font-family:inherit}
.faq-q::after{content:"+";font-size:20px;color:#0b6b5c;transition:transform .3s ease}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease;padding:0 22px;font-size:14px;color:#4d615d}
.faq-item.open .faq-a{max-height:600px;padding:0 22px 18px}
.steps{counter-reset:step;list-style:none}
.steps li{position:relative;padding:16px 18px 16px 62px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid #e3ece9;border-radius:12px;margin-bottom:12px;font-size:14px;color:#4d615d;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.steps li:hover{transform:translateX(4px);box-shadow:0 10px 24px rgba(11,107,92,.1);border-color:rgba(63,174,143,.5)}
.steps li::before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#0b6b5c,#3fae8f);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;box-shadow:0 6px 14px rgba(11,107,92,.28)}
.steps li b{color:#0b3d35}
table{width:100%;border-collapse:collapse;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:12px;overflow:hidden;font-size:14px;box-shadow:0 6px 18px rgba(11,107,92,.06)}
th,td{padding:12px 16px;border-bottom:1px solid #e3ece9;text-align:left}
th{background:linear-gradient(135deg,#0b6b5c,#0e8a73);color:#fff;font-weight:600}
tr{transition:background .25s ease}
tr:hover td{background:#f2f9f7}
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:26px}
.contact-info{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid #e3ece9;border-radius:14px;padding:24px}
.contact-info h3{color:#0b3d35;margin-bottom:12px;font-size:17px}
.contact-info dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;font-size:14px}
.contact-info dt{color:#6b7d79}
.contact-info dd{color:#1f2d2b}
.map-box{background:linear-gradient(135deg,#0b6b5c,#3fae8f);border-radius:14px;min-height:240px;display:flex;align-items:center;justify-content:center;color:#fff;text-align:center;padding:24px;position:relative;overflow:hidden;box-shadow:0 16px 34px rgba(11,107,92,.22)}
.map-box::before{content:"";position:absolute;top:-60px;right:-60px;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(255,229,138,.3),transparent 70%)}
.map-box h3{position:relative;z-index:2;margin-bottom:8px}
.map-box p{position:relative;z-index:2;font-size:14px;color:#e6f5f1}
.author-box{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid #e3ece9;border-radius:14px;padding:22px;display:flex;gap:18px;align-items:flex-start;transition:transform .3s ease,box-shadow .3s ease}
.author-box:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(11,107,92,.12)}
.author-box svg{width:64px;height:64px;flex-shrink:0;border-radius:50%;box-shadow:0 8px 18px rgba(11,107,92,.2)}
.author-box h3{font-size:16px;color:#0b3d35;margin-bottom:6px}
.author-box p{font-size:14px;color:#4d615d}
.news-list{list-style:none}
.news-list li{display:flex;gap:16px;padding:14px 0;border-bottom:1px dashed #dce7e4;font-size:14px;transition:transform .25s ease,color .25s ease}
.news-list li:hover{transform:translateX(4px);color:#0b6b5c}
.news-list time{color:#8a9a96;flex-shrink:0;width:100px;font-variant-numeric:tabular-nums}
.sitemap-links{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.sitemap-links h4{font-size:15px;color:#0b3d35;margin-bottom:10px}
.sitemap-links ul{list-style:none;font-size:14px}
.sitemap-links li{margin-bottom:6px}
.sitemap-links a{transition:color .25s ease,transform .25s ease;display:inline-block}
.sitemap-links a:hover{color:#3fae8f;transform:translateX(3px)}
.friend-links{display:flex;flex-wrap:wrap;gap:12px 24px;font-size:14px}
.friend-links a{padding:6px 14px;border:1px solid #dce7e4;border-radius:20px;background:rgba(255,255,255,.7);transition:all .25s ease}
.friend-links a:hover{background:#0b6b5c;color:#fff;border-color:#0b6b5c;text-decoration:none;transform:translateY(-3px);box-shadow:0 10px 20px rgba(11,107,92,.2)}
.site-footer{background:#0b3d35;color:#c8ddd8;padding:44px 0 22px;font-size:14px;position:relative;overflow:hidden}
.site-footer::before{content:"";position:absolute;top:-120px;left:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(63,174,143,.22),transparent 70%)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:26px;margin-bottom:28px;position:relative;z-index:2}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:12px}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:8px}
.site-footer a{color:#c8ddd8;transition:color .25s ease,transform .25s ease;display:inline-block}
.site-footer a:hover{color:#ffe58a;transform:translateX(3px);text-decoration:none}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:18px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:#9db8b2;position:relative;z-index:2}
.back-top{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#0b6b5c,#3fae8f);color:#fff;border:0;cursor:pointer;display:none;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(11,107,92,.4);z-index:900;transition:transform .3s ease,box-shadow .3s ease}
.back-top:hover{transform:translateY(-4px) scale(1.06);box-shadow:0 16px 32px rgba(11,107,92,.5)}
.back-top.show{display:flex}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
body.dark{background:#0f1a18;color:#d6e5e1}
body.dark .site-header{background:rgba(15,26,24,.78);border-bottom-color:#1f3531}
body.dark .brand,body.dark .main-nav a{color:#d6e5e1}
body.dark .main-nav a:hover{border-bottom-color:#3fae8f;color:#3fae8f}
body.dark .card,body.dark .article-item,body.dark .faq-item,body.dark .faq-q,body.dark .contact-info,body.dark .author-box,body.dark .anchor-nav,body.dark .steps li,body.dark table{background:rgba(21,36,34,.92);border-color:#223936;color:#cfe0dc}
body.dark .section-title,body.dark .card h3,body.dark .article-item h3,body.dark .faq-q,body.dark .contact-info dd,body.dark .author-box h3,body.dark .contact-info h3,body.dark .sitemap-links h4,body.dark .steps li b{color:#e6f5f1}
body.dark .card p,body.dark .article-item p,body.dark .faq-a,body.dark .contact-info dt,body.dark .author-box p,body.dark .steps li{color:#a9c2bc}
body.dark .search-box,body.dark .icon-btn{background:rgba(21,36,34,.85);border-color:#223936;color:#d6e5e1}
body.dark .search-box input{color:#d6e5e1}
body.dark .search-box input::placeholder{color:#6f8a84}
body.dark th{background:linear-gradient(135deg,#0e8a73,#3fae8f)}
body.dark td{border-bottom-color:#223936}
body.dark tr:hover td{background:#1a2e2b}
body.dark .site-footer{background:#08110f}
body.dark .news-list li{border-bottom-color:#223936}
body.dark .friend-links a{background:rgba(21,36,34,.85);border-color:#223936;color:#c8ddd8}
body.dark .friend-links a:hover{background:#0b6b5c;color:#fff}
body.dark .anchor-nav a{color:#5fd0b0}
body.dark .breadcrumb{color:#7f938f}
body.dark .breadcrumb a{color:#5fd0b0}
body.dark .section-sub{color:#8fa8a2}
@media(max-width:960px){
.hero-inner{grid-template-columns:1fr}
.grid-3,.grid-4,.grid-2,.article-list,.contact-grid,.sitemap-links,.footer-grid{grid-template-columns:1fr 1fr}
.main-nav{display:none}
.main-nav.open{display:block;position:absolute;top:100%;left:0;right:0;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid #dce7e4;padding:12px 20px;animation:slideDown .3s ease;box-shadow:0 16px 30px rgba(11,107,92,.12)}
body.dark .main-nav.open{background:rgba(15,26,24,.96);border-bottom-color:#1f3531}
@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}
.main-nav.open ul{flex-direction:column;gap:8px}
.menu-toggle{display:flex}
.search-box input{width:110px}
}
@media(max-width:600px){
.hero h1{font-size:24px}
.hero p{font-size:15px}
.grid-3,.grid-4,.grid-2,.article-list,.contact-grid,.sitemap-links,.footer-grid{grid-template-columns:1fr}
.section-title{font-size:21px}
.hero-inner{padding:36px 0}
.search-box{display:none}
.hero-stats{gap:18px}
.hero-stats .stat b{font-size:20px}
.contact-info dl{grid-template-columns:1fr;gap:2px 0}
.contact-info dt{margin-top:8px;font-weight:600}
.news-list li{flex-direction:column;gap:4px}
.news-list time{width:auto}
.author-box{flex-direction:column;align-items:center;text-align:center}
.back-top{right:14px;bottom:14px;width:42px;height:42px}
.btn{padding:11px 20px;font-size:14px}
}
@media(prefers-reduced-motion:reduce){
*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
.reveal{opacity:1;transform:none}
}