:root{--cream:#F7F2E7;--cream2:#EFE7D6;--green:#1D3A2A;--green2:#2C5440;--gold:#E8B33C;--orange:#E07B39;--ink:#2B2B27;--muted:#7A776D;--line:#E3DAC5}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--cream);line-height:1.8}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;z-index:100;background:rgba(247,242,231,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px}
.brand-icon{width:44px;height:44px;border-radius:50%;background:#fff;box-shadow:0 2px 8px rgba(29,58,42,.12)}
.brand-name{font-family:"Noto Serif SC","Songti SC",serif;font-size:22px;font-weight:800;color:var(--green);display:flex;flex-direction:column;line-height:1.15}
.brand-name small{font-size:12px;font-weight:400;color:var(--muted)}
.nav{display:flex;gap:4px}
.nav a{padding:8px 13px;border-radius:20px;font-size:15px;color:var(--ink);transition:.2s}
.nav a:hover{background:var(--cream2)}
.nav a.active{background:var(--green);color:#fff}
.menu-btn{display:none;background:none;border:0;cursor:pointer;padding:8px}
.menu-btn span{display:block;width:22px;height:2px;background:var(--green);margin:5px 0;border-radius:2px}
.hero{position:relative;min-height:560px;display:flex;align-items:center;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.45)}
.hero-inner{position:relative;text-align:center;padding:80px 20px}
.hero-logo{width:110px;height:110px;border-radius:50%;margin:0 auto 20px;box-shadow:0 8px 30px rgba(0,0,0,.35)}
.hero h1{font-family:"Noto Serif SC","Songti SC",serif;font-size:44px;letter-spacing:2px;text-shadow:0 2px 12px rgba(0,0,0,.4)}
.hero-sub{margin:14px 0 30px;font-size:17px;opacity:.92}
.hero-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 30px;border-radius:30px;font-size:16px;font-weight:600;transition:.2s;cursor:pointer}
.btn-gold{background:var(--gold);color:#3A2B00}
.btn-gold:hover{filter:brightness(1.08)}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green2)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.7);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.15)}
.section{padding:64px 0}
.section-alt{background:var(--cream2)}
.sec-head{text-align:center;margin-bottom:40px}
.sec-head img{width:72px;height:72px;margin:0 auto 12px;border-radius:50%;background:#fff;box-shadow:0 3px 12px rgba(29,58,42,.1)}
.sec-head h2{font-family:"Noto Serif SC","Songti SC",serif;font-size:30px;color:var(--green)}
.sec-head p{color:var(--muted);margin-top:4px}
.sec-more{text-align:center;margin-top:32px}
.about-flex{display:grid;grid-template-columns:1fr 1.2fr;gap:36px;align-items:center}
.about-img{border-radius:14px;box-shadow:0 8px 24px rgba(29,58,42,.14);width:100%;height:100%;object-fit:cover;max-height:420px}
.about-text p{margin-bottom:14px}
.about-stats{display:flex;gap:14px;margin:20px 0 24px;flex-wrap:wrap}
.about-stats div{background:#fff;border-radius:12px;padding:14px 20px;text-align:center;box-shadow:0 3px 10px rgba(29,58,42,.08);flex:1;min-width:100px}
.about-stats strong{display:block;font-size:26px;color:var(--green)}
.about-stats span{font-size:13px;color:var(--muted)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.product-card{background:#fff;border-radius:14px;padding:26px 22px;box-shadow:0 3px 14px rgba(29,58,42,.07);transition:.25s;display:flex;flex-direction:column}
.product-card:hover{transform:translateY(-4px);box-shadow:0 10px 26px rgba(29,58,42,.13)}
.product-card img{width:64px;height:64px;border-radius:50%;background:var(--cream);margin-bottom:14px}
.product-card h3{font-size:18px;color:var(--green);margin-bottom:6px}
.price{color:var(--orange);font-weight:800;font-size:17px;margin-bottom:10px}
.product-card p{font-size:14px;color:#555;flex:1}
.pnote{margin-top:10px;font-size:13px;color:var(--muted);background:var(--cream);border-radius:8px;padding:6px 10px}
.purpose-card{background:#fff;border-radius:14px;padding:26px 18px;text-align:center;box-shadow:0 3px 14px rgba(29,58,42,.07)}
.purpose-card img{width:60px;height:60px;border-radius:50%;margin:0 auto 12px;background:var(--cream)}
.purpose-card h3{color:var(--green);font-size:18px;margin-bottom:8px}
.purpose-card p{font-size:14px;color:#555}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:s}
.step{background:#fff;border-radius:14px;padding:26px 22px;position:relative;box-shadow:0 3px 14px rgba(29,58,42,.07)}
.step-num{position:absolute;top:-14px;left:22px;background:var(--gold);color:#3A2B00;font-weight:800;border-radius:20px;padding:4px 14px;font-size:14px;box-shadow:0 3px 8px rgba(232,179,60,.4)}
.step img{width:56px;height:56px;border-radius:50%;background:var(--cream);margin:10px 0 12px}
.step h3{color:var(--green);font-size:17px;margin-bottom:6px}
.step p{font-size:14px;color:#555}
.g-card{background:#fff;border-radius:14px;padding:26px 22px;box-shadow:0 3px 14px rgba(29,58,42,.07)}
.g-card img{width:56px;height:56px;border-radius:50%;background:var(--cream);margin-bottom:12px}
.g-card h3{color:var(--green);font-size:17px;margin-bottom:8px}
.g-card p{font-size:14px;color:#555}
.g-card.big{text-align:left;margin-bottom:24px;padding:30px}
.g-card.big h2{font-size:20px;color:var(--green);margin-bottom:10px}
.gallery{columns:4;column-gap:14px}
.gallery img{width:100%;margin-bottom:14px;border-radius:10px;box-shadow:0 3px 10px rgba(29,58,42,.1);break-inside:avoid;transition:.25s}
.gallery img:hover{transform:scale(1.02)}
.news-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 3px 14px rgba(29,58,42,.07);transition:.25s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-4px);box-shadow:0 10px 26px rgba(29,58,42,.13)}
.news-card img{height:180px;object-fit:cover;width:100%}
.news-card-body{padding:18px 18px 20px;flex:1;display:flex;flex-direction:column}
.news-card h3{font-size:16px;color:var(--ink);line-height:1.5;flex:1;margin:8px 0 10px}
.news-card time{font-size:13px;color:var(--muted)}
.tag{display:inline-block;background:var(--cream);color:var(--green2);font-size:12px;padding:3px 10px;border-radius:12px;font-weight:600}
.news-row{display:flex;gap:20px;background:#fff;border-radius:14px;padding:18px;box-shadow:0 3px 14px rgba(29,58,42,.07);margin-bottom:18px;align-items:center;transition:.2s}
.news-row:hover{transform:translateX(4px);box-shadow:0 8px 22px rgba(29,58,42,.12)}
.news-row img{width:200px;height:130px;object-fit:cover;border-radius:10px;flex-shrink:0}
.news-row h3{font-size:18px;color:var(--ink);margin:6px 0}
.news-row p{font-size:14px;color:#666;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row .meta{display:flex;gap:10px;align-items:center;font-size:13px;color:var(--muted)}
.news-row .arrow{color:var(--green2);font-size:14px;white-space:nowrap}
.news-list{max-width:900px;margin:0 auto}
.page-hero{background:linear-gradient(120deg,var(--green) 0%,var(--green2) 100%);color:#fff;padding:64px 0;text-align:center}
.page-hero h1{font-family:"Noto Serif SC","Songti SC",serif;font-size:34px;letter-spacing:2px}
.page-hero p{margin-top:8px;opacity:.85}
.article{max-width:860px}
.article h1{font-family:"Noto Serif SC","Songti SC",serif;font-size:30px;color:var(--ink);margin:10px 0 4px;line-height:1.5}
.article h2{font-family:"Noto Serif SC","Songti SC",serif;font-size:22px;color:var(--green);margin:30px 0 12px;padding-left:12px;border-left:4px solid var(--gold)}
.article p{margin-bottom:16px;font-size:16px;color:#3D3B34}
.article b,.article strong{color:var(--green)}
.article-head .tag{margin-right:8px}
.article-head time,.article-head span{font-size:14px;color:var(--muted)}
.lead-img{border-radius:14px;margin:20px 0;box-shadow:0 6px 20px rgba(29,58,42,.12)}
.article-contact{background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:24px 26px;margin:32px 0}
.article-contact h3{color:var(--green);margin-bottom:10px;font-size:18px}
.article-contact ul{list-style:none}
.article-contact li{padding:4px 0;font-size:15px;color:#555}
.phone{color:var(--orange);font-weight:800}
.big-phone{font-size:28px}
.intro-box{background:#fff;border-radius:14px;padding:24px 28px;box-shadow:0 3px 14px rgba(29,58,42,.07);margin-bottom:30px;font-size:16px}
.product-detail{display:grid;grid-template-columns:1fr 1.4fr;gap:26px;background:#fff;border-radius:16px;padding:26px;margin-bottom:26px;box-shadow:0 3px 14px rgba(29,58,42,.07);align-items:center}
.product-detail img{border-radius:12px;height:240px;width:100%;object-fit:cover}
.pd-body h2{color:var(--green);font-size:22px;margin-bottom:8px}
.pd-body p{margin-bottom:10px;font-size:15px;color:#555}
.pcontact{background:var(--cream);border-radius:10px;padding:10px 14px;font-size:14px!important}
.process-detail{display:grid;grid-template-columns:auto 1fr auto;gap:20px;background:#fff;border-radius:16px;padding:24px;margin-bottom:22px;box-shadow:0 3px 14px rgba(29,58,42,.07);align-items:center}
.pd-icon{width:64px;height:64px;border-radius:50%;background:var(--cream)}
.pd-photo{width:220px;height:140px;object-fit:cover;border-radius:10px}
.process-detail h2{font-size:20px;color:var(--green);margin-bottom:6px}
.process-detail p{font-size:15px;color:#555}
.purpose-big{background:#fff;border-radius:16px;padding:34px 30px;margin-bottom:24px;box-shadow:0 3px 14px rgba(29,58,42,.07);text-align:center}
.purpose-big img{width:72px;height:72px;border-radius:50%;background:var(--cream);margin:0 auto 14px}
.purpose-big h2{color:var(--green);font-size:22px;margin-bottom:10px}
.purpose-big p{color:#555;font-size:15px}
.cta-box{background:linear-gradient(135deg,#264B38 0%,#1D3A2A 55%,#16301F 100%);color:#fff;border-radius:18px;padding:42px 44px;margin-top:40px;display:flex;gap:26px;align-items:flex-start;box-shadow:0 16px 36px rgba(29,58,42,.24);position:relative;overflow:hidden;border:1px solid rgba(232,179,60,.28)}
.cta-box::before{content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(232,179,60,.18),transparent 70%);pointer-events:none}
.cta-icon{width:66px;height:66px;border-radius:50%;background:#fff;flex-shrink:0;box-shadow:0 4px 14px rgba(0,0,0,.28);position:relative}
.cta-body{flex:1;position:relative}
.cta-box h3{font-family:"Noto Serif SC","Songti SC",serif;font-size:26px;letter-spacing:1.5px;margin-bottom:6px;color:#FFF}
.cta-box h3::after{content:"";display:block;width:46px;height:3px;background:var(--gold);border-radius:2px;margin-top:10px}
.cta-box p{color:rgba(255,255,255,.85);font-size:15.5px;line-height:1.9;margin-bottom:20px;max-width:640px}
.cta-actions{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.cta-actions .btn-gold{box-shadow:0 6px 18px rgba(232,179,60,.35);padding:12px 34px}
.cta-alt{font-size:14px;color:rgba(255,255,255,.72);letter-spacing:.5px}
.cta-alt b{color:var(--gold);font-weight:700}
.cta-box .phone{color:var(--gold);font-weight:800}
.contact-strip{background:var(--cream2);padding:44px 0}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.contact-item{display:flex;gap:14px;align-items:center;background:#fff;border-radius:14px;padding:20px;box-shadow:0 3px 12px rgba(29,58,42,.07)}
.contact-item img{width:56px;height:56px;border-radius:50%;background:var(--cream)}
.contact-item img.qr-thumb{width:58px;height:66px;border-radius:10px;object-fit:cover;background:#fff;box-shadow:0 2px 8px rgba(29,58,42,.15)}
.contact-item h4{color:var(--green);font-size:16px}
.contact-item p{font-size:14px;color:#666}
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:24px 0}
.c-card{background:#fff;border-radius:14px;padding:26px 22px;text-align:center;box-shadow:0 3px 14px rgba(29,58,42,.07)}
.c-card img{width:64px;height:64px;border-radius:50%;background:var(--cream);margin:0 auto 12px}
.c-card .qr-img{width:150px;height:auto;border-radius:10px;margin:0 auto 14px;box-shadow:0 4px 14px rgba(29,58,42,.16);border:4px solid #fff}
.c-card h3{color:var(--green);font-size:17px;margin-bottom:8px}
.c-card p{font-size:14px;color:#555}
.site-footer{background:var(--green);color:#EDE8D9;padding:48px 0 0;font-size:14px}
.footer-top{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap;padding-bottom:30px}
.footer-brand{display:flex;gap:16px;max-width:480px}
.footer-brand img{width:64px;height:64px;border-radius:50%;background:#fff}
.footer-brand strong{font-size:18px}
.footer-brand p{margin-top:8px;opacity:.85;line-height:1.9}
.footer-brand a{color:var(--gold)}
.footer-nav{display:flex;flex-direction:column;gap:8px}
.footer-nav a:hover{color:var(--gold)}
.friend-links{border-top:1px solid rgba(255,255,255,.15);padding:22px 0}
.friend-links h4{color:var(--gold);margin-bottom:12px;font-size:15px}
.fl-list{display:flex;flex-wrap:wrap;gap:6px 16px;opacity:.85;max-height:60px;overflow:hidden;transition:max-height .4s ease;position:relative}
.fl-list::after{content:"";position:absolute;left:0;right:0;bottom:0;height:26px;background:linear-gradient(rgba(29,58,42,0),rgba(29,58,42,.95));pointer-events:none;transition:opacity .3s}
.fl-list.open{max-height:1400px;overflow-y:auto}
.fl-list.open::after{opacity:0}
.fl-toggle{margin-top:12px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.28);color:#EDE8D9;padding:7px 20px;border-radius:20px;font-size:13px;cursor:pointer;transition:.2s;letter-spacing:1px}
.fl-toggle:hover{background:rgba(255,255,255,.16);color:var(--gold);border-color:var(--gold)}
.fl-toggle i{font-style:normal;display:inline-block;margin-left:4px;transition:transform .3s}
.fl-toggle.open i{transform:rotate(180deg)}
.fl-list a:hover{color:var(--gold)}
.copyright{text-align:center;padding:18px 0;border-top:1px solid rgba(255,255,255,.12);opacity:.65;font-size:13px}
.prev-next{display:flex;justify-content:space-between;margin:36px 0 10px}
.pn{color:var(--green2);font-weight:600}
.pn.muted{color:var(--muted);font-weight:400}
.rel-title{color:var(--green);margin:26px 0 14px;font-size:19px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rel-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 3px 10px rgba(29,58,42,.08)}
.rel-card img{height:110px;width:100%;object-fit:cover}
.rel-card h4{font-size:14px;padding:10px 12px 14px;line-height:1.5;color:var(--ink)}
.back-top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;background:var(--green);color:#fff;border:0;cursor:pointer;font-size:13px;opacity:0;pointer-events:none;transition:.3s;box-shadow:0 6px 16px rgba(29,58,42,.3);z-index:99}
.back-top.show{opacity:1;pointer-events:auto}
/* ---- 移动端底部快捷联系条 ---- */
.mobile-bar{display:none}
.copy-toast{position:fixed;left:50%;bottom:110px;transform:translateX(-50%) translateY(10px);background:rgba(29,58,42,.94);color:#fff;padding:11px 22px;border-radius:24px;font-size:14px;opacity:0;pointer-events:none;transition:.3s;z-index:200;max-width:86vw;text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.3)}
.copy-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media(max-width:900px){
.nav{position:fixed;top:68px;left:0;right:0;background:var(--cream);flex-direction:column;padding:16px 20px;gap:8px;display:none;box-shadow:0 10px 24px rgba(0,0,0,.12);z-index:99}
.nav.open{display:flex}
.nav a{padding:13px 16px;font-size:16px}
.menu-btn{display:block;width:44px;height:44px;margin-right:-8px}
.grid-3,.grid-4,.steps{grid-template-columns:1fr 1fr}
.gallery{columns:3}
.about-flex,.product-detail{grid-template-columns:1fr}
.process-detail{grid-template-columns:1fr;text-align:center}
.pd-photo{width:100%}
.news-row{flex-direction:column}
.news-row img{width:100%}
.news-row .arrow{display:none}
.hero{min-height:440px}
.hero h1{font-size:30px}
.hero-sub{font-size:15px}
.hero-btns .btn{padding:12px 26px;font-size:15px}
.sec-head h2{font-size:24px}
.sec-head img{width:60px;height:60px}
.page-hero{padding:44px 0}
.page-hero h1{font-size:26px}
.section{padding:46px 0}
.contact-grid,.contact-cards,.rel-grid{grid-template-columns:1fr}
.about-stats{flex-wrap:wrap}
.cta-box{flex-direction:column;padding:30px 24px;gap:16px}
.cta-box h3{font-size:22px}
.mobile-bar{display:flex;position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 -6px 20px rgba(29,58,42,.12);z-index:150;padding:8px 10px calc(8px + env(safe-area-inset-bottom))}
.mb-btn{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;background:none;border:0;font-size:12px;color:var(--ink);cursor:pointer;padding:6px 4px;border-radius:10px;font-family:inherit}
.mb-btn .mb-ico{font-size:20px;line-height:1}
.mb-call{color:#fff;background:var(--green);border-radius:12px;margin:0 4px}
.mb-call .mb-ico{font-size:18px}
.mb-wechat:active,.mb-mini:active{background:var(--cream2)}
body{padding-bottom:calc(64px + env(safe-area-inset-bottom))}
.back-top{bottom:calc(78px + env(safe-area-inset-bottom));right:16px;width:42px;height:42px}
.copy-toast{bottom:calc(80px + env(safe-area-inset-bottom))}
}
@media(max-width:560px){
.grid-3,.grid-4,.steps{grid-template-columns:1fr}
.gallery{columns:2;column-gap:10px}
.gallery img{margin-bottom:10px}
.article h1{font-size:22px}
.article h2{font-size:19px;margin:24px 0 10px}
.article p{font-size:15.5px;line-height:1.9}
.section{padding:40px 0}
.wrap{padding:0 16px}
.hero{min-height:400px}
.hero-inner{padding:60px 16px}
.hero h1{font-size:27px;letter-spacing:1px}
.hero-logo{width:92px;height:92px}
.hero-btns{flex-direction:column;align-items:center;gap:10px}
.hero-btns .btn{width:82%;max-width:320px;text-align:center}
.brand-name{font-size:19px}
.brand-icon{width:40px;height:40px}
.step-num{font-size:12px;padding:3px 12px}
.product-card,.g-card,.step,.purpose-card,.news-card{padding:20px 18px}
.product-detail{padding:20px 16px}
.product-detail img{height:200px}
.process-detail{padding:20px 16px}
.pd-photo{height:160px}
.cta-actions .btn-gold{width:100%;text-align:center}
.cta-alt{font-size:13px;line-height:1.7;text-align:center;width:100%}
.news-row{padding:14px}
.news-row h3{font-size:16px}
.rel-card h4{font-size:13px;padding:8px 10px 12px}
.about-stats div{min-width:45%}
.footer-top{flex-direction:column}
.mobile-bar{padding:6px 8px calc(6px + env(safe-area-inset-bottom))}
}
.faq-list{margin:6px 0 4px}
.faq{background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:700;color:var(--green);font-size:15.5px;list-style:none;outline:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"＋";float:right;color:var(--gold);font-weight:800}
.faq[open] summary::after{content:"－"}
.faq p{margin-top:10px;font-size:15px;color:#555;line-height:1.9}
.local-note{background:var(--cream2);border-left:4px solid var(--gold);border-radius:8px;padding:14px 18px;font-size:15px;color:#4A473F}