/* === Design System === */
:root{
  --primary:#00b67a;
  --primary-dark:#009462;
  --primary-light:#e6faf3;
  --secondary:#00b8d4;
  --accent:#6366f1;
  --dark:#0f172a;
  --text:#1e293b;
  --muted:#64748b;
  --light:#f8fafc;
  --bg-soft:#f1f5f9;
  --white:#ffffff;
  --radius-sm:10px;
  --radius-md:18px;
  --radius-lg:28px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.05);
  --shadow:0 8px 24px rgba(15,23,42,.08);
  --shadow-lg:0 24px 60px rgba(15,23,42,.12);
  --transition:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter','Noto Sans SC',-apple-system,BlinkMacSystemFont,sans-serif;color:var(--text);line-height:1.65;background:var(--white)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1200px,92%);margin:0 auto}
.section{padding:90px 0}
.section-alt{background:var(--bg-soft)}
.section-title{text-align:center;max-width:700px;margin:0 auto 56px}
.section-title h2{font-size:clamp(2rem,5vw,2.75rem);margin:0 0 14px;color:var(--dark);font-weight:700;letter-spacing:-.02em}
.section-title p{font-size:1.1rem;color:var(--muted);margin:0}
.brand{display:flex;align-items:center;gap:14px}
.brand-logo{width:46px;height:46px;object-fit:contain;transition:transform .4s var(--transition)}
.brand:hover .brand-logo{transform:rotate(-8deg) scale(1.05)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:1.25rem;font-weight:700;color:var(--dark);letter-spacing:.02em}
.brand-text span{font-size:.78rem;color:var(--muted);margin-top:2px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:999px;font-weight:600;font-size:.95rem;border:none;cursor:pointer;transition:all .35s var(--transition);position:relative;overflow:hidden}
.btn-primary{background:linear-gradient(135deg,var(--primary),#00d092);color:#fff;box-shadow:0 8px 20px rgba(0,182,122,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,182,122,.36)}
.btn-primary::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent,rgba(255,255,255,.25));opacity:0;transition:opacity .3s}
.btn-primary:hover::after{opacity:1}
.btn-outline{border:1.5px solid var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px)}
.btn-ghost{color:var(--text);background:var(--white);box-shadow:var(--shadow)}
.btn-sm{padding:8px 18px;font-size:.85rem}
.tag{display:inline-block;padding:4px 12px;border-radius:999px;font-size:.75rem;font-weight:600;background:var(--primary-light);color:var(--primary-dark)}

/* Header */
.site-header{position:fixed;inset:0 0 auto 0;z-index:100;background:rgba(255,255,255,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(226,232,240,.7);transition:all .35s var(--transition)}
.site-header.scrolled{background:rgba(255,255,255,.96);box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{padding:10px 14px;font-size:.95rem;font-weight:500;color:var(--text);border-radius:999px;transition:color .25s,background .25s}
.main-nav a:hover,.main-nav a.active{color:var(--primary);background:var(--primary-light)}
.has-dropdown{position:relative}
.has-dropdown>a::after{content:'▾';margin-left:4px;font-size:.7rem;opacity:.6}
.dropdown{position:absolute;top:120%;left:0;min-width:180px;background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s var(--transition)}
.has-dropdown:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:10px 14px;border-radius:var(--radius-sm);font-size:.9rem}
.dropdown a:hover{background:var(--primary-light);color:var(--primary-dark)}
.header-cta{margin-left:16px}
.mobile-toggle{display:none;flex-direction:column;gap:5px;padding:8px;background:none;border:none;cursor:pointer}
.mobile-toggle span{display:block;width:24px;height:2.5px;background:var(--dark);border-radius:2px;transition:.3s}
.mobile-menu{position:fixed;inset:76px 0 auto 0;background:#fff;box-shadow:var(--shadow-lg);padding:20px;display:none;flex-direction:column;gap:8px;z-index:99;transform:translateY(-10px);opacity:0;transition:.3s}
.mobile-menu.open{display:flex;opacity:1;transform:translateY(0)}
.mobile-menu a{padding:12px;font-size:1.05rem;font-weight:500;border-radius:var(--radius-sm)}
.mobile-menu a:hover{background:var(--primary-light);color:var(--primary)}
@media(max-width:940px){.main-nav,.header-cta{display:none}.mobile-toggle{display:flex}}

/* Hero Banner Carousel */
.hero{position:relative;height:min(92vh,760px);overflow:hidden;margin-top:76px}
.hero-slide{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity 1.2s var(--transition),visibility 1.2s;z-index:1}
.hero-slide.active{opacity:1;visibility:visible;z-index:2}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.08);transition:transform 8s ease}
.hero-slide.active .hero-bg{transform:scale(1)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.92) 0%,rgba(255,255,255,.55) 55%,rgba(255,255,255,.1) 100%)}
.hero-content{position:relative;z-index:3;height:100%;display:flex;align-items:center}
.hero-text{max-width:640px;transform:translateY(30px);opacity:0;transition:all 1s var(--transition) .3s}
.hero-slide.active .hero-text{transform:translateY(0);opacity:1}
.hero-text .eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:18px;font-weight:700;color:var(--primary);font-size:.9rem;text-transform:uppercase;letter-spacing:.08em}
.hero-text .eyebrow::before{content:'';width:28px;height:3px;background:var(--primary);border-radius:2px}
.hero-text h1{font-size:clamp(2.4rem,5.5vw,3.8rem);line-height:1.15;color:var(--dark);margin:0 0 20px;font-weight:700;letter-spacing:-.03em}
.hero-text h1 span{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-text p{font-size:1.2rem;color:var(--muted);margin:0 0 34px;max-width:520px;line-height:1.7}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-dots{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);z-index:10;display:flex;gap:10px}
.hero-dot{width:12px;height:12px;border-radius:50%;background:rgba(15,23,42,.2);cursor:pointer;transition:.3s;border:2px solid transparent}
.hero-dot.active{background:var(--primary);transform:scale(1.25);border-color:rgba(255,255,255,.6)}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(40px) scale(.98);transition:opacity .8s var(--transition),transform .8s var(--transition)}
.reveal.visible{opacity:1;transform:translateY(0) scale(1)}
.reveal-left{transform:translateX(-50px)}
.reveal-right{transform:translateX(50px)}
.reveal-left.visible,.reveal-right.visible{transform:translateX(0)}
.reveal-scale{transform:scale(.9)}
.reveal-scale.visible{transform:scale(1)}

/* Stats strip */
.stats-strip{background:linear-gradient(135deg,var(--primary),#00c896);padding:44px 0;color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-item h3{font-size:clamp(2rem,4vw,2.8rem);margin:0;font-weight:700}
.stat-item p{margin:8px 0 0;opacity:.92;font-size:.95rem}
@media(max-width:720px){.stats-grid{grid-template-columns:repeat(2,1fr)}}

/* Feature cards */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.feature-card{background:#fff;border-radius:var(--radius-md);padding:34px 28px;box-shadow:var(--shadow);border:1px solid rgba(226,232,240,.6);transition:all .4s var(--transition)}
.feature-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:transparent}
.feature-icon{width:54px;height:54px;border-radius:14px;background:var(--primary-light);display:grid;place-items:center;margin-bottom:20px;font-size:1.5rem;color:var(--primary);transition:transform .4s}
.feature-card:hover .feature-icon{transform:scale(1.1) rotate(-6deg)}
.feature-card h3{font-size:1.15rem;margin:0 0 10px;color:var(--dark)}
.feature-card p{margin:0;color:var(--muted);font-size:.94rem;line-height:1.7}

/* Product cards */
.product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px}
.product-card{position:relative;background:#fff;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(226,232,240,.6);transition:all .45s var(--transition)}
.product-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-lg)}
.product-image{height:220px;background:linear-gradient(135deg,#f1f5f9,#e2e8f0);display:grid;place-items:center;overflow:hidden}
.product-image img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--transition)}
.product-card:hover .product-image img{transform:scale(1.08)}
.img-placeholder{color:var(--muted);font-size:.9rem;text-align:center;padding:20px}
.product-body{padding:24px}
.product-body .category{margin-bottom:10px}
.product-body h3{font-size:1.15rem;margin:0 0 10px;color:var(--dark)}
.product-body p{margin:0 0 18px;color:var(--muted);font-size:.92rem;line-height:1.65}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:.92rem}
.link-arrow svg{width:18px;height:18px;transition:transform .3s}
.product-card:hover .link-arrow svg{transform:translateX(4px)}

/* Application cards */
.app-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.app-card{position:relative;border-radius:var(--radius-md);overflow:hidden;height:360px;box-shadow:var(--shadow)}
.app-card img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--transition)}
.app-card:hover img{transform:scale(1.1)}
.app-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(15,23,42,.85));display:flex;flex-direction:column;justify-content:end;padding:28px;color:#fff}
.app-overlay h3{font-size:1.35rem;margin:0 0 8px}
.app-overlay p{margin:0 0 16px;opacity:.9;font-size:.93rem;line-height:1.6}

/* Lists */
.check-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.check-list li{position:relative;padding-left:32px;color:var(--muted)}
.check-list li::before{content:'✓';position:absolute;left:0;top:0;width:22px;height:22px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:grid;place-items:center;font-size:.8rem;font-weight:700}

/* News — 列表式 */
.news-list{max-width:900px;margin:0 auto}
.news-list-item{display:flex;align-items:flex-start;gap:24px;padding:26px 8px;border-bottom:1px solid var(--border);text-decoration:none;transition:background .3s;border-radius:var(--radius-sm)}
.news-list-item:hover{background:var(--primary-light)}
.news-list-date{flex:0 0 76px;text-align:center;background:#fff;border:1px solid var(--primary-light);border-radius:var(--radius-md);padding:12px 6px;box-shadow:var(--shadow-sm)}
.news-list-day{display:block;font-size:1.6rem;font-weight:700;color:var(--primary);line-height:1.1}
.news-list-month{display:block;font-size:.75rem;color:var(--muted);margin-top:4px}
.news-list-main{flex:1;min-width:0}
.news-list-meta{margin-bottom:8px}
.news-list-main h3{font-size:1.15rem;margin:0 0 8px;color:var(--dark);line-height:1.45;transition:color .25s}
.news-list-item:hover h3{color:var(--primary)}
.news-list-main p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-list-arrow{flex:0 0 34px;height:34px;margin-top:6px;display:grid;place-items:center;color:var(--muted);border:1px solid var(--border);border-radius:50%;transition:all .3s}
.news-list-arrow svg{width:16px;height:16px}
.news-list-item:hover .news-list-arrow{background:var(--primary);color:#fff;border-color:var(--primary)}
@media(max-width:640px){.news-list-item{flex-wrap:wrap;gap:14px}.news-list-date{flex:0 0 100%;display:flex;align-items:center;justify-content:center;gap:10px;padding:8px}.news-list-day{font-size:1.2rem}.news-list-arrow{display:none}}

/* About / Content pages */
.page-hero{background:linear-gradient(135deg,var(--primary-light),#fff);padding:130px 0 70px;margin-top:76px}
.page-hero h1{font-size:clamp(2rem,5vw,3rem);margin:0;color:var(--dark);font-weight:700}
.page-hero p{margin:14px 0 0;color:var(--muted);font-size:1.1rem}
.content-grid{display:grid;grid-template-columns:280px 1fr;gap:40px;align-items:start}
.sidebar{position:sticky;top:100px;background:#fff;border-radius:var(--radius-md);box-shadow:var(--shadow);padding:8px;overflow:hidden}
.sidebar a{display:block;padding:14px 18px;font-weight:500;border-radius:var(--radius-sm);color:var(--text);transition:.25s;border-left:3px solid transparent}
.sidebar a:hover{background:var(--primary-light);color:var(--primary-dark)}
.sidebar a.active{background:var(--primary-light);color:var(--primary);border-left-color:var(--primary)}
.main-content{min-width:0}
.prose{color:var(--text)}
.prose h2{font-size:1.6rem;color:var(--dark);margin:34px 0 16px;padding-bottom:10px;border-bottom:2px solid var(--primary-light)}
.prose p{line-height:1.85;color:var(--muted)}
/* Quill 编辑器输出在前台的样式 */
.prose .ql-align-center{text-align:center}
.prose .ql-align-right{text-align:right}
.prose .ql-align-justify{text-align:justify}
.prose .ql-font-SimSun{font-family:'SimSun','宋体',serif}
.prose .ql-font-YaHei{font-family:'Microsoft YaHei','微软雅黑',sans-serif}
.prose .ql-font-SimHei{font-family:'SimHei','黑体',sans-serif}
.prose .ql-font-KaiTi{font-family:'KaiTi','楷体',serif}
.prose .ql-font-FangSong{font-family:'FangSong','仿宋',serif}
.prose .ql-font-Arial{font-family:Arial,sans-serif}
.prose .ql-font-Times{font-family:'Times New Roman',Times,serif}
.prose .ql-font-Georgia{font-family:Georgia,serif}
.prose .ql-font-Courier{font-family:'Courier New',Courier,monospace}
.prose .ql-font-Verdana{font-family:Verdana,sans-serif}
.prose blockquote{border-left:4px solid var(--primary);background:var(--primary-light);padding:14px 20px;margin:20px 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--muted)}
.prose pre{background:#0f172a;color:#e2e8f0;padding:18px 20px;border-radius:var(--radius-sm);overflow:auto;font-size:.9rem;margin:20px 0}
.prose code{background:var(--bg-soft);padding:2px 6px;border-radius:4px;font-size:.88em}
.prose pre code{background:none;padding:0}
.prose ol,.prose ul{padding-left:1.4em;color:var(--muted);line-height:1.9}
.prose li{margin:4px 0}
.prose a{color:var(--primary);text-decoration:underline}
.prose img{max-width:100%;border-radius:var(--radius-sm)}
@media(max-width:900px){.content-grid{grid-template-columns:1fr}.sidebar{position:static}}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info{display:grid;gap:24px}
.contact-card{background:#fff;border-radius:var(--radius-md);padding:28px;box-shadow:var(--shadow)}
.contact-card h4{margin:0 0 8px;color:var(--dark);font-size:1.1rem}
.contact-card p{margin:0;color:var(--muted)}
.form-card{background:#fff;border-radius:var(--radius-md);padding:34px;box-shadow:var(--shadow)}
.map-card{background:#fff;border-radius:var(--radius-md);padding:34px;box-shadow:var(--shadow)}
.map-img{width:100%;border-radius:var(--radius-sm);display:block}
.map-placeholder{width:100%;aspect-ratio:16/10;border:2px dashed var(--border);border-radius:var(--radius-sm);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:var(--muted);text-align:center;background:linear-gradient(135deg,#f0fdf9,#fff)}
.map-placeholder span{font-size:1.1rem;font-weight:600;color:var(--dark)}
.map-placeholder small{font-size:.82rem;padding:0 16px}
.form-group{margin-bottom:20px}
.form-group label{display:block;margin-bottom:8px;font-weight:500;font-size:.9rem;color:var(--dark)}
.form-group input,.form-group textarea{width:100%;padding:13px 16px;border:1.5px solid #e2e8f0;border-radius:var(--radius-sm);font-size:.95rem;transition:border .25s,box-shadow .25s;font-family:inherit}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,182,122,.12)}
.form-group textarea{min-height:130px;resize:vertical}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}

/* Breadcrumb */
.breadcrumb{display:flex;gap:10px;align-items:center;font-size:.88rem;color:var(--muted);margin-bottom:30px}
.breadcrumb a{color:var(--primary)}
.breadcrumb span{opacity:.5}

/* Pagination */
.pagination{display:flex;gap:8px;justify-content:center;margin-top:40px}
.pagination a,.pagination span{padding:10px 16px;border-radius:var(--radius-sm);background:#fff;box-shadow:var(--shadow-sm);font-size:.9rem;font-weight:500}
.pagination a:hover{background:var(--primary-light);color:var(--primary)}
.pagination span.current{background:var(--primary);color:#fff}

/* Detail pages */
.detail-hero{background:linear-gradient(135deg,var(--primary-light),#fff);padding:120px 0 60px;margin-top:76px}
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.detail-image{border-radius:var(--radius-md);overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.detail-body h1{font-size:clamp(1.8rem,4vw,2.6rem);margin:0 0 16px;color:var(--dark)}
.detail-lead{font-size:1.15rem;color:var(--muted);line-height:1.8;margin-bottom:26px}
.spec-table{width:100%;border-collapse:collapse;margin:24px 0;background:#fff;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm)}
.spec-table th,.spec-table td{padding:14px 18px;text-align:left;border-bottom:1px solid #f1f5f9}
.spec-table th{width:40%;background:var(--bg-soft);color:var(--muted);font-weight:600;font-size:.9rem}
.spec-table td{font-weight:500;color:var(--dark)}
.feature-tags{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}
.feature-tags span{padding:8px 14px;background:#fff;border:1px solid var(--primary-light);color:var(--primary-dark);border-radius:999px;font-size:.85rem}
@media(max-width:900px){.detail-grid{grid-template-columns:1fr}}

/* Article — 新闻详情单栏 */
.article-hero{background:linear-gradient(135deg,var(--primary-light),#fff);padding:120px 0 56px;margin-top:76px}
.article-hero h1{font-size:clamp(1.7rem,4vw,2.5rem);margin:14px 0 18px;color:var(--dark);font-weight:700;line-height:1.4;max-width:820px}
.article-meta{display:flex;align-items:center;gap:14px;color:var(--muted);font-size:.9rem}
.article-section{padding-top:0}
.article{max-width:820px;margin:0 auto;background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:44px 48px;margin-top:-34px;position:relative}
.article-cover{border-radius:var(--radius-md);overflow:hidden;margin-bottom:28px;background:var(--bg-soft)}
.article-cover img{width:100%;display:block;object-fit:cover}
.article .prose h2{font-size:1.45rem;margin:30px 0 14px}
.article .prose p{font-size:1.02rem;line-height:1.95;margin:0 0 18px}
.article .prose img{border-radius:var(--radius-sm);max-width:100%}
.article-foot{margin-top:36px;padding-top:26px;border-top:1px solid var(--border)}
@media(max-width:700px){.article{padding:28px 22px}}

/* Footer */
.site-footer{background:var(--dark);color:#cbd5e1;padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px}
.footer-desc{margin-top:18px;line-height:1.8;color:#94a3b8;font-size:.92rem;max-width:340px}
.footer-links h4,.footer-contact h4{color:#fff;font-size:1rem;margin:0 0 18px}
.footer-links a{display:block;color:#94a3b8;padding:6px 0;font-size:.92rem;transition:color .25s}
.footer-links a:hover{color:var(--primary)}
.footer-contact p{margin:8px 0;font-size:.92rem;color:#94a3b8}
.footer-bottom{margin-top:60px;border-top:1px solid rgba(148,163,184,.2);padding:24px 0;font-size:.85rem;color:#64748b}
.footer-bottom .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-bottom a{color:#64748b}
@media(max-width:980px){.footer-grid{grid-template-columns:1fr 1fr}}

/* Toast */
.toast{position:fixed;bottom:28px;right:28px;padding:14px 22px;border-radius:var(--radius-sm);background:var(--dark);color:#fff;box-shadow:var(--shadow-lg);transform:translateY(100px);opacity:0;transition:all .4s var(--transition);z-index:200}
.toast.show{transform:translateY(0);opacity:1}
.toast.success{background:var(--primary)}
.toast.error{background:#ef4444}