:root{--c-primary:#e94b6b;--c-primary-dark:#c93354;--c-primary-light:#f7a8b8;--c-secondary:#7bb7e8;--c-accent:#f2b84b;--c-green:#8ccf9a;--bg:#fff8f9;--bg-alt:#ffffff;--bg-soft:#fdeef1;--text:#2a2230;--text-soft:#6b6172;--text-mute:#9a8fa3;--border:#f0dfe4;--shadow-sm:0 2px 8px rgba(233,75,107,.08);--shadow-md:0 8px 24px rgba(233,75,107,.12);--shadow-lg:0 16px 48px rgba(233,75,107,.18);--radius-sm:10px;--radius:18px;--radius-lg:28px;--glass:rgba(255,255,255,.65);--glass-border:rgba(255,255,255,.7);--header-h:72px;--maxw:1180px;--ease:cubic-bezier(.22,.61,.36,1);--font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif}
[data-theme="dark"]{--bg:#17131c;--bg-alt:#1f1a26;--bg-soft:#241d2e;--text:#f3ecf5;--text-soft:#c3b8cc;--text-mute:#8d8199;--border:#332a3f;--glass:rgba(31,26,38,.6);--glass-border:rgba(255,255,255,.08);--shadow-sm:0 2px 8px rgba(0,0,0,.3);--shadow-md:0 8px 24px rgba(0,0,0,.4);--shadow-lg:0 16px 48px rgba(0,0,0,.5)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);transition:background .4s var(--ease),color .4s var(--ease);overflow-x:hidden}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .25s var(--ease)}
a:hover{color:var(--c-primary-dark)}
h1,h2,h3,h4{line-height:1.3;margin:0 0 .6em;font-weight:700;letter-spacing:.01em}
h1{font-size:clamp(1.6rem,4vw,2.6rem)}
h2{font-size:clamp(1.4rem,3vw,2rem);position:relative;padding-bottom:.5em}
h3{font-size:clamp(1.15rem,2.2vw,1.4rem);margin-top:1.6em}
h4{font-size:1.05rem;margin-top:1.2em;color:var(--c-primary)}
p{margin:0 0 1em}
ul,ol{margin:0 0 1.2em;padding-left:1.4em}
li{margin-bottom:.5em}
ul li::marker{color:var(--c-primary)}
ol li::marker{color:var(--c-primary);font-weight:700}
strong{color:var(--text);font-weight:700}
time{color:var(--text-mute);font-size:.88em}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
#site-header{position:sticky;top:0;z-index:100;background:var(--glass);backdrop-filter:blur(18px) saturate(180%);-webkit-backdrop-filter:blur(18px) saturate(180%);border-bottom:1px solid var(--glass-border);box-shadow:var(--shadow-sm)}
.header-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;height:var(--header-h);display:flex;align-items:center;gap:16px}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;font-weight:800;font-size:1.25rem;color:var(--text)}
.logo:hover{color:var(--c-primary)}
.logo svg{transition:transform .4s var(--ease)}
.logo:hover svg{transform:scale(1.15) rotate(-8deg)}
.logo-text{background:linear-gradient(120deg,var(--c-primary),var(--c-primary-dark));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
#main-nav{flex:1}
#main-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px}
#main-nav li{margin:0}
#main-nav a{display:block;padding:8px 12px;border-radius:999px;font-size:.92rem;color:var(--text-soft);font-weight:500;transition:all .25s var(--ease)}
#main-nav a:hover{color:var(--c-primary);background:var(--bg-soft);transform:translateY(-1px)}
#site-search{display:flex;align-items:center;gap:6px;flex-shrink:0}
#site-search input{width:180px;padding:9px 14px;border:1px solid var(--border);border-radius:999px;background:var(--bg-alt);color:var(--text);font-size:.88rem;font-family:inherit;transition:all .3s var(--ease)}
#site-search input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(233,75,107,.15);width:220px}
#site-search button{padding:9px 16px;border:none;border-radius:999px;background:linear-gradient(120deg,var(--c-primary),var(--c-primary-dark));color:#fff;font-size:.88rem;font-family:inherit;cursor:pointer;transition:all .25s var(--ease)}
#site-search button:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
#menu-toggle,#theme-toggle{display:none;padding:8px 14px;border:1px solid var(--border);border-radius:999px;background:var(--bg-alt);color:var(--text);font-size:.85rem;font-family:inherit;cursor:pointer;transition:all .25s var(--ease)}
#theme-toggle{display:block;flex-shrink:0}
#menu-toggle:hover,#theme-toggle:hover{border-color:var(--c-primary);color:var(--c-primary)}
#theme-toggle::before{content:"🌙 "}
[data-theme="dark"] #theme-toggle::before{content:"☀️ "}
main{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.breadcrumb{margin:20px 0;font-size:.85rem}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0}
.breadcrumb li{margin:0;color:var(--text-mute)}
.breadcrumb li+li::before{content:"/";margin-right:8px;color:var(--text-mute)}
.breadcrumb a{color:var(--text-soft)}
.breadcrumb a:hover{color:var(--c-primary)}
#hero{margin:0 -20px 40px;padding:0 20px}
.hero-inner{position:relative;border-radius:var(--radius-lg);padding:clamp(28px,5vw,64px);overflow:hidden;background:linear-gradient(135deg,#ffe3ea 0%,#ffd0dc 30%,#f9c6e0 60%,#e8d4f5 100%);box-shadow:var(--shadow-lg)}
[data-theme="dark"] .hero-inner{background:linear-gradient(135deg,#3a1f2c 0%,#3d2138 30%,#33204a 60%,#241d3a 100%)}
.hero-inner::before{content:"";position:absolute;top:-30%;right:-10%;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(233,75,107,.35),transparent 70%);filter:blur(20px);animation:float 12s ease-in-out infinite}
.hero-inner::after{content:"";position:absolute;bottom:-30%;left:-10%;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(123,183,232,.35),transparent 70%);filter:blur(20px);animation:float 15s ease-in-out infinite reverse}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-30px) scale(1.1)}}
#hero-title{position:relative;z-index:1;color:var(--text);margin-bottom:.5em}
[data-theme="dark"] #hero-title{color:#fff}
.hero-lead{position:relative;z-index:1;max-width:760px;font-size:clamp(.95rem,1.5vw,1.08rem);color:var(--text-soft);margin-bottom:1.6em}
[data-theme="dark"] .hero-lead{color:#e2d6e8}
.hero-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;margin-bottom:2.4em}
.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:13px 30px;border-radius:999px;font-weight:600;font-size:.96rem;transition:all .3s var(--ease);position:relative;overflow:hidden}
.btn-primary{background:linear-gradient(120deg,var(--c-primary),var(--c-primary-dark));color:#fff;box-shadow:0 6px 20px rgba(233,75,107,.4)}
.btn-primary:hover{color:#fff;transform:translateY(-3px);box-shadow:0 12px 30px rgba(233,75,107,.5)}
.btn-primary::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent,rgba(255,255,255,.4),transparent);transform:translateX(-100%);transition:transform .6s var(--ease)}
.btn-primary:hover::after{transform:translateX(100%)}
.btn-secondary{background:rgba(255,255,255,.7);color:var(--c-primary-dark);border:1px solid rgba(233,75,107,.3);backdrop-filter:blur(8px)}
[data-theme="dark"] .btn-secondary{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.2)}
.btn-secondary:hover{color:var(--c-primary);transform:translateY(-3px);box-shadow:var(--shadow-md);background:#fff}
[data-theme="dark"] .btn-secondary:hover{background:rgba(255,255,255,.18);color:#fff}
.hero-slider{position:relative;z-index:1;border-radius:var(--radius);overflow:hidden;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--shadow-md);margin-bottom:2.4em}
.hero-slider .slide{display:none;padding:0;animation:fadeSlide .6s var(--ease)}
.hero-slider .slide.active{display:block}
.hero-slider .slide svg{width:100%;height:auto;border-radius:var(--radius) var(--radius) 0 0}
.hero-slider .slide p{margin:0;padding:18px 24px;font-weight:600;text-align:center;color:var(--text);font-size:clamp(.9rem,1.6vw,1.05rem)}
@keyframes fadeSlide{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.slider-dots{display:flex;justify-content:center;gap:10px;padding:0 0 18px}
.slider-dots button{width:34px;height:34px;border-radius:50%;border:1px solid var(--border);background:var(--bg-alt);color:var(--text-soft);font-size:.8rem;font-family:inherit;cursor:pointer;transition:all .25s var(--ease)}
.slider-dots button[aria-selected="true"]{background:linear-gradient(120deg,var(--c-primary),var(--c-primary-dark));color:#fff;border-color:transparent;transform:scale(1.1)}
.slider-dots button:hover{transform:translateY(-2px);border-color:var(--c-primary)}
.hero-stats{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:0}
.hero-stats>div{padding:18px 14px;border-radius:var(--radius);background:rgba(255,255,255,.55);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);text-align:center;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
[data-theme="dark"] .hero-stats>div{background:rgba(255,255,255,.06)}
.hero-stats>div:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.hero-stats dt{font-size:.82rem;color:var(--text-soft);margin-bottom:6px}
.hero-stats dd{margin:0;font-size:clamp(1.3rem,2.6vw,1.9rem);font-weight:800;background:linear-gradient(120deg,var(--c-primary),var(--c-primary-dark));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
#anchor-nav{margin:0 0 40px;padding:22px 24px;border-radius:var(--radius);background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--glass-border);box-shadow:var(--shadow-sm)}
#anchor-nav h2{font-size:1rem;margin:0 0 14px;padding:0;color:var(--text-soft)}
#anchor-nav h2::after{display:none}
#anchor-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
#anchor-nav li{margin:0}
#anchor-nav a{display:inline-block;padding:6px 14px;border-radius:999px;font-size:.84rem;background:var(--bg-soft);color:var(--text-soft);transition:all .25s var(--ease)}
#anchor-nav a:hover{background:var(--c-primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-sm)}
section[id]{margin-bottom:56px;scroll-margin-top:calc(var(--header-h) + 20px)}
section[id]>h2{color:var(--text)}
section[id]>h2::after{content:"";display:block;width:64px;height:4px;margin-top:.5em;border-radius:2px;background:linear-gradient(90deg,var(--c-primary),var(--c-primary-light),transparent)}
section[id]>p,section[id]>h3,section[id]>h4,section[id]>ul,section[id]>ol,section[id]>table,section[id]>blockquote,section[id]>article,section[id]>details,section[id]>address,section[id]>dl{max-width:900px}
#brand,#history,#culture,#products,#advantages,#solutions,#applications,#cases,#testimonials,#news,#articles,#knowledge,#faq,#howto,#contact,#sitemap,#links{padding:clamp(20px,3vw,36px);border-radius:var(--radius-lg);background:var(--bg-alt);box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:box-shadow .3s var(--ease)}
#brand:hover,#history:hover,#culture:hover,#products:hover,#advantages:hover,#solutions:hover,#applications:hover,#cases:hover,#testimonials:hover,#news:hover,#articles:hover,#knowledge:hover,#faq:hover,#howto:hover,#contact:hover{box-shadow:var(--shadow-md)}
table{width:100%;border-collapse:separate;border-spacing:0;margin:1.2em 0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);font-size:.94rem}
caption{caption-side:top;text-align:left;font-weight:700;padding:0 0 10px;color:var(--text-soft)}
th,td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border)}
thead th{background:linear-gradient(120deg,var(--c-primary),var(--c-primary-dark));color:#fff}
tbody th{background:var(--bg-soft);font-weight:600;color:var(--text);width:34%}
tbody tr{transition:background .25s var(--ease)}
tbody tr:hover{background:var(--bg-soft)}
tbody tr:last-child th,tbody tr:last-child td{border-bottom:none}
blockquote{margin:0 0 18px;padding:20px 24px;border-radius:var(--radius);background:linear-gradient(135deg,var(--bg-soft),var(--bg-alt));border-left:4px solid var(--c-primary);box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
blockquote:hover{transform:translateX(6px);box-shadow:var(--shadow-md)}
blockquote p{margin:0 0 10px;font-style:italic;color:var(--text)}
blockquote footer{font-size:.88rem;color:var(--text-mute);font-style:normal}
blockquote footer::before{content:"— ";color:var(--c-primary)}
article{margin-bottom:20px;padding:20px 24px;border-radius:var(--radius);background:var(--bg-alt);border:1px solid var(--border);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease)}
article:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--c-primary-light)}
article h3{margin-top:0;color:var(--text)}
article h3::before{content:"❤ ";color:var(--c-primary);font-size:.9em}
article a{display:inline-block;margin-top:6px;font-weight:600;font-size:.9rem}
article a::after{content:" →";transition:margin .25s var(--ease)}
article a:hover::after{margin-left:4px}
#news article{background:linear-gradient(135deg,var(--bg-soft),var(--bg-alt))}
#articles article{background:var(--bg-alt)}
#articles article p:first-of-type{font-size:.85rem;color:var(--text-mute);margin-bottom:.8em}
details{margin-bottom:12px;padding:0;border-radius:var(--radius);background:var(--bg-alt);border:1px solid var(--border);overflow:hidden;transition:box-shadow .3s var(--ease),border-color .3s var(--ease)}
details[open]{box-shadow:var(--shadow-sm);border-color:var(--c-primary-light)}
details summary{padding:16px 20px;font-weight:600;cursor:pointer;list-style:none;position:relative;padding-right:48px;color:var(--text);transition:background .25s var(--ease),color .25s var(--ease)}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:1.4rem;font-weight:400;color:var(--c-primary);transition:transform .3s var(--ease)}
details[open] summary::after{content:"−";transform:translateY(-50%) rotate(180deg)}
details summary:hover{background:var(--bg-soft);color:var(--c-primary)}
details p{margin:0;padding:0 20px 18px;color:var(--text-soft);animation:fadeSlide .4s var(--ease)}
address{font-style:normal;padding:20px 24px;border-radius:var(--radius);background:linear-gradient(135deg,var(--bg-soft),var(--bg-alt));border:1px dashed var(--c-primary-light);margin-bottom:1.2em}
address p{margin:0 0 8px}
address p:last-child{margin-bottom:0}
address a{font-weight:600}
#howto ol{list-style:none;padding:0;counter-reset:step}
#howto ol li{counter-increment:step;position:relative;padding:12px 16px 12px 56px;border-radius:var(--radius-sm);background:var(--bg-soft);margin-bottom:10px;transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
#howto ol li::before{content:counter(step);position:absolute;left:14px;top:50%;transform:translateY(-50%);width:30px;height:30px;border-radius:50%;background:linear-gradient(120deg,var(--c-primary),var(--c-primary-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.85rem}
#howto ol li:hover{transform:translateX(6px);box-shadow:var(--shadow-sm)}
#howto ul li{padding:6px 0}
#sitemap ul,#links ul{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
#sitemap li,#links li{margin:0}
#sitemap a,#links a{display:block;padding:10px 14px;border-radius:var(--radius-sm);background:var(--bg-soft);color:var(--text-soft);font-size:.9rem;transition:all .25s var(--ease)}
#sitemap a:hover,#links a:hover{background:linear-gradient(120deg,var(--c-primary),var(--c-primary-dark));color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-sm)}
#site-footer{margin-top:40px;background:linear-gradient(160deg,var(--bg-soft),var(--bg-alt));border-top:1px solid var(--border);padding:48px 20px 24px}
.footer-inner{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:28px}
.footer-inner section{padding:20px;border-radius:var(--radius);background:var(--glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--glass-border);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.footer-inner section:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.footer-inner h2{font-size:1rem;margin:0 0 12px;padding:0;color:var(--c-primary)}
.footer-inner h2::after{display:none}
.footer-inner p{font-size:.86rem;color:var(--text-soft);margin:0 0 8px;line-height:1.7}
.footer-bottom{max-width:var(--maxw);margin:32px auto 0;padding-top:20px;border-top:1px solid var(--border);text-align:center;font-size:.84rem;color:var(--text-mute)}
#back-to-top{position:fixed;right:24px;bottom:24px;z-index:90;width:48px;height:48px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--c-primary),var(--c-primary-dark));color:#fff;font-size:1.3rem;cursor:pointer;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(20px) scale(.8);transition:all .35s var(--ease)}
#back-to-top.show{opacity:1;visibility:visible;transform:translateY(0) scale(1)}
#back-to-top:hover{transform:translateY(-4px) scale(1.08);box-shadow:var(--shadow-lg)}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.visible{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}
@media (max-width:1024px){
.header-inner{gap:10px}
#main-nav a{padding:6px 9px;font-size:.85rem}
#site-search input{width:140px}
#site-search input:focus{width:170px}
.hero-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
:root{--header-h:64px}
.header-inner{flex-wrap:wrap;height:auto;padding:10px 16px;gap:10px}
#menu-toggle{display:block;margin-left:auto;order:2}
#theme-toggle{order:3}
#main-nav{order:4;flex-basis:100%;max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
#main-nav.open{max-height:600px}
#main-nav ul{flex-direction:column;gap:2px;padding:8px 0}
#main-nav a{padding:10px 14px;border-radius:var(--radius-sm);font-size:.95rem}
#site-search{order:5;flex-basis:100%}
#site-search input{flex:1;width:auto}
#site-search input:focus{width:auto}
#site-search button{flex-shrink:0}
main{padding:0 16px}
#hero{margin:0 -16px 32px;padding:0 16px}
.hero-inner{padding:28px 20px}
.hero-stats{grid-template-columns:repeat(2,1fr);gap:12px}
.hero-stats>div{padding:14px 10px}
section[id]{margin-bottom:40px}
#brand,#history,#culture,#products,#advantages,#solutions,#applications,#cases,#testimonials,#news,#articles,#knowledge,#faq,#howto,#contact,#sitemap,#links{padding:22px 18px;border-radius:var(--radius)}
article{padding:16px 18px}
blockquote{padding:16px 18px}
table{font-size:.86rem}
th,td{padding:10px 12px}
tbody th{width:40%}
#sitemap ul,#links ul{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}
#back-to-top{right:16px;bottom:16px;width:44px;height:44px}
}
@media (max-width:480px){
body{font-size:15px}
.hero-actions{flex-direction:column;align-items:stretch}
.btn-primary,.btn-secondary{width:100%}
.hero-stats{grid-template-columns:1fr 1fr}
.slider-dots button{width:30px;height:30px}
#anchor-nav{padding:16px}
#anchor-nav a{font-size:.8rem;padding:5px 11px}
h2{padding-bottom:.4em}
#sitemap ul,#links ul{grid-template-columns:1fr 1fr}
}
@media print{#site-header,#back-to-top,#anchor-nav,#site-search,.hero-slider,.hero-actions{display:none!important}body{background:#fff;color:#000}section[id]{box-shadow:none;border:1px solid #ccc;page-break-inside:avoid}}