:root{--bg:#f5f3ff;--bg-2:#ffffff;--bg-3:#ede9fe;--text:#1e1b2e;--text-2:#4b4563;--text-3:#7a7392;--primary:#5b2bd6;--primary-2:#7c3aed;--primary-3:#a78bfa;--accent:#4dd0e1;--accent-2:#ffd54f;--border:rgba(91,43,214,.14);--card:rgba(255,255,255,.72);--glass:rgba(255,255,255,.55);--glass-border:rgba(255,255,255,.65);--shadow:0 8px 32px rgba(91,43,214,.12);--shadow-lg:0 20px 60px rgba(91,43,214,.2);--radius:20px;--radius-sm:12px;--radius-lg:28px;--header-h:auto;--ease:cubic-bezier(.22,.61,.36,1);--grad:linear-gradient(135deg,#5b2bd6 0%,#7c3aed 40%,#4dd0e1 100%);--grad-soft:linear-gradient(135deg,rgba(91,43,214,.12),rgba(77,208,225,.12));}
@media (prefers-color-scheme:dark){:root{--bg:#0d0a1a;--bg-2:#15122a;--bg-3:#1d1838;--text:#f0edff;--text-2:#c4bde0;--text-3:#948cb5;--border:rgba(167,139,250,.18);--card:rgba(30,25,55,.65);--glass:rgba(30,25,55,.5);--glass-border:rgba(167,139,250,.22);--shadow:0 8px 32px rgba(0,0,0,.4);--shadow-lg:0 20px 60px rgba(0,0,0,.5);}}
html[data-theme="dark"]{--bg:#0d0a1a;--bg-2:#15122a;--bg-3:#1d1838;--text:#f0edff;--text-2:#c4bde0;--text-3:#948cb5;--border:rgba(167,139,250,.18);--card:rgba(30,25,55,.65);--glass:rgba(30,25,55,.5);--glass-border:rgba(167,139,250,.22);--shadow:0 8px 32px rgba(0,0,0,.4);--shadow-lg:0 20px 60px rgba(0,0,0,.5);}
html[data-theme="light"]{--bg:#f5f3ff;--bg-2:#ffffff;--bg-3:#ede9fe;--text:#1e1b2e;--text-2:#4b4563;--text-3:#7a7392;--border:rgba(91,43,214,.14);--card:rgba(255,255,255,.72);--glass:rgba(255,255,255,.55);--glass-border:rgba(255,255,255,.65);--shadow:0 8px 32px rgba(91,43,214,.12);--shadow-lg:0 20px 60px rgba(91,43,214,.2);}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);line-height:1.75;font-size:16px;overflow-x:hidden;transition:background .4s var(--ease),color .4s var(--ease);}
body::before{content:"";position:fixed;inset:0;z-index:-1;background:radial-gradient(circle at 15% 10%,rgba(91,43,214,.1),transparent 45%),radial-gradient(circle at 85% 20%,rgba(77,208,225,.1),transparent 45%),radial-gradient(circle at 50% 90%,rgba(167,139,250,.1),transparent 50%);pointer-events:none;}
img,svg{max-width:100%;height:auto;display:block;}
a{color:var(--primary-2);text-decoration:none;transition:color .25s var(--ease);}
a:hover{color:var(--primary);}
ul,ol{list-style:none;}
h1,h2,h3,h4{line-height:1.35;font-weight:700;color:var(--text);}
h1{font-size:clamp(1.7rem,4vw,2.75rem);letter-spacing:-.02em;}
h2{font-size:clamp(1.4rem,3vw,2rem);letter-spacing:-.01em;}
h3{font-size:clamp(1.1rem,2vw,1.35rem);}
p{margin-bottom:1rem;color:var(--text-2);}
strong{color:var(--text);font-weight:700;}
small{font-size:.85rem;color:var(--text-3);}
time{color:var(--text-3);font-size:.9rem;}
blockquote{border-left:4px solid var(--primary-2);background:var(--grad-soft);padding:1rem 1.25rem;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:1rem 0;}
blockquote p{margin-bottom:.5rem;font-style:italic;color:var(--text-2);}
blockquote p:last-child{margin-bottom:0;}
#site-header{position:sticky;top:0;z-index:100;background:var(--glass);-webkit-backdrop-filter:blur(18px) saturate(160%);backdrop-filter:blur(18px) saturate(160%);border-bottom:1px solid var(--glass-border);transition:background .4s var(--ease),box-shadow .3s var(--ease);}
#site-header.scrolled{box-shadow:var(--shadow);}
.brand-bar{max-width:1240px;margin:0 auto;padding:.85rem 1.5rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap;}
.brand-logo{display:flex;align-items:center;gap:.6rem;font-weight:800;color:var(--text);flex-shrink:0;}
.brand-logo svg{border-radius:10px;transition:transform .35s var(--ease);}
.brand-logo:hover svg{transform:rotate(-6deg) scale(1.06);}
.brand-name{font-size:1.2rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;}
.brand-slogan{font-size:.85rem;color:var(--text-3);flex:1;min-width:140px;}
#main-nav{order:3;width:100%;}
#main-nav ul{display:flex;flex-wrap:wrap;gap:.25rem .35rem;}
#main-nav a{display:block;padding:.45rem .8rem;border-radius:999px;font-size:.92rem;color:var(--text-2);font-weight:500;transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease);}
#main-nav a:hover,#main-nav a:focus-visible{background:var(--grad-soft);color:var(--primary-2);transform:translateY(-2px);}
#site-search{display:flex;align-items:center;gap:.4rem;order:2;}
#site-search label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
#site-search input[type="search"]{width:200px;padding:.55rem .9rem;border-radius:999px;border:1px solid var(--border);background:var(--bg-2);color:var(--text);font-size:.9rem;transition:box-shadow .25s var(--ease),border-color .25s var(--ease),width .3s var(--ease);}
#site-search input[type="search"]:focus{outline:none;border-color:var(--primary-2);box-shadow:0 0 0 4px rgba(124,58,237,.15);width:240px;}
#site-search button{padding:.55rem 1.1rem;border:none;border-radius:999px;background:var(--grad);color:#fff;font-weight:600;font-size:.9rem;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease);}
#site-search button:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(91,43,214,.35);}
#site-search button:active{transform:translateY(0);}
#theme-toggle,#menu-toggle{padding:.55rem 1rem;border-radius:999px;border:1px solid var(--border);background:var(--bg-2);color:var(--text-2);font-size:.88rem;font-weight:600;cursor:pointer;transition:all .25s var(--ease);white-space:nowrap;}
#theme-toggle:hover,#menu-toggle:hover{background:var(--grad-soft);color:var(--primary-2);border-color:var(--primary-3);transform:translateY(-2px);}
#menu-toggle{display:none;}
main{max-width:1240px;margin:0 auto;padding:1.5rem 1.5rem 4rem;}
main>nav[aria-label="面包屑导航"] ol{display:flex;flex-wrap:wrap;gap:.4rem;font-size:.88rem;color:var(--text-3);padding:.5rem 0 1.25rem;}
main>nav[aria-label="面包屑导航"] li+li::before{content:"/";margin-right:.4rem;color:var(--text-3);}
main>nav[aria-label="面包屑导航"] a{color:var(--text-3);}
main>nav[aria-label="面包屑导航"] a:hover{color:var(--primary-2);}
main>nav[aria-label="面包屑导航"] [aria-current="page"]{color:var(--text-2);font-weight:500;}
section{margin-bottom:3rem;scroll-margin-top:90px;}
section>h2{position:relative;padding-bottom:.6rem;margin-bottom:1.25rem;}
section>h2::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:4px;border-radius:4px;background:var(--grad);}
section>h3{margin:1.5rem 0 .6rem;color:var(--text);}
#hero{position:relative;padding:2.5rem 2rem;border-radius:var(--radius-lg);background:var(--grad);color:#fff;overflow:hidden;box-shadow:var(--shadow-lg);}
#hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 20%,rgba(255,255,255,.22),transparent 50%),radial-gradient(circle at 10% 90%,rgba(255,213,79,.25),transparent 55%);pointer-events:none;}
#hero h1{color:#fff;position:relative;margin-bottom:1rem;text-shadow:0 2px 20px rgba(0,0,0,.15);}
#hero .hero-lead{color:rgba(255,255,255,.92);font-size:1.02rem;max-width:900px;position:relative;}
.hero-carousel{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.25rem;margin-top:2rem;position:relative;}
.hero-carousel .slide{background:rgba(255,255,255,.16);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.28);border-radius:var(--radius);padding:1rem;transition:transform .4s var(--ease),box-shadow .4s var(--ease),background .4s var(--ease);}
.hero-carousel .slide:hover{transform:translateY(-8px) scale(1.02);background:rgba(255,255,255,.24);box-shadow:0 20px 50px rgba(0,0,0,.25);}
.hero-carousel .slide svg{width:100%;height:auto;border-radius:var(--radius-sm);margin-bottom:.85rem;}
.hero-carousel .slide h2{color:#fff;font-size:1.15rem;margin-bottom:.35rem;}
.hero-carousel .slide p{color:rgba(255,255,255,.88);font-size:.9rem;margin:0;}
#stats{background:var(--card);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);}
#stats ul{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1.25rem;text-align:center;}
#stats li{font-size:.92rem;color:var(--text-2);}
#stats strong{display:block;font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;line-height:1.2;margin-bottom:.25rem;}
#about,#products,#services,#scenarios,#cases,#news,#articles,#knowledge,#faq,#howto,#contact,#sitemap,#links{background:var(--card);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);}
#about h3,#products h3,#services h3,#scenarios h3,#cases h3,#howto h3,#contact h3{border-left:3px solid var(--primary-3);padding-left:.75rem;}
#news ul{display:grid;gap:.75rem;}
#news li{padding:.85rem 1.1rem;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.95rem;color:var(--text-2);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);}
#news li:hover{transform:translateX(6px);box-shadow:var(--shadow);border-color:var(--primary-3);}
#news time{display:inline-block;margin-right:.6rem;font-weight:600;color:var(--primary-2);font-variant-numeric:tabular-nums;}
#articles>p{margin-bottom:1.5rem;}
#articles article{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius);padding:1.35rem 1.5rem;margin-bottom:1.25rem;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);position:relative;overflow:hidden;}
#articles article::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad);opacity:0;transition:opacity .35s var(--ease);}
#articles article:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary-3);}
#articles article:hover::before{opacity:1;}
#articles article h3{margin:0 0 .35rem;font-size:1.12rem;}
#articles article p{margin-bottom:.5rem;font-size:.95rem;}
#articles article a{display:inline-flex;align-items:center;gap:.35rem;font-weight:600;font-size:.9rem;padding:.35rem .85rem;border-radius:999px;background:var(--grad-soft);transition:all .25s var(--ease);}
#articles article a::after{content:"→";transition:transform .25s var(--ease);}
#articles article a:hover{background:var(--grad);color:#fff;}
#articles article a:hover::after{transform:translateX(4px);}
#faq details{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:.75rem;overflow:hidden;transition:box-shadow .3s var(--ease),border-color .3s var(--ease);}
#faq details[open]{border-color:var(--primary-3);box-shadow:var(--shadow);}
#faq summary{padding:1rem 1.25rem;font-weight:600;color:var(--text);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1rem;transition:background .25s var(--ease);}
#faq summary::-webkit-details-marker{display:none;}
#faq summary::after{content:"+";font-size:1.4rem;font-weight:400;color:var(--primary-2);transition:transform .3s var(--ease);line-height:1;flex-shrink:0;}
#faq details[open] summary::after{transform:rotate(45deg);}
#faq summary:hover{background:var(--grad-soft);}
#faq details p{padding:0 1.25rem 1.1rem;margin:0;font-size:.95rem;animation:fadeIn .35s var(--ease);}
#howto ol{counter-reset:step;display:grid;gap:.75rem;margin:1rem 0;}
#howto ol li{counter-increment:step;position:relative;padding:.85rem 1rem .85rem 3.2rem;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.95rem;color:var(--text-2);transition:transform .3s var(--ease),box-shadow .3s var(--ease);}
#howto ol li::before{content:counter(step);position:absolute;left:.9rem;top:50%;transform:translateY(-50%);width:1.7rem;height:1.7rem;border-radius:50%;background:var(--grad);color:#fff;font-weight:700;font-size:.85rem;display:flex;align-items:center;justify-content:center;}
#howto ol li:hover{transform:translateX(6px);box-shadow:var(--shadow);}
#contact address{font-style:normal;display:grid;gap:.5rem;margin-bottom:1.5rem;}
#contact address p{margin:0;padding:.7rem 1rem;background:var(--bg-2);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.95rem;transition:border-color .25s var(--ease);}
#contact address p:hover{border-color:var(--primary-3);}
#sitemap ul,#links ul{display:flex;flex-wrap:wrap;gap:.5rem;}
#sitemap a,#links a{display:inline-block;padding:.45rem 1rem;background:var(--bg-2);border:1px solid var(--border);border-radius:999px;font-size:.9rem;color:var(--text-2);transition:all .25s var(--ease);}
#sitemap a:hover,#links a:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateY(-2px);box-shadow:0 6px 18px rgba(91,43,214,.3);}
footer{background:var(--bg-3);border-top:1px solid var(--border);padding:3rem 1.5rem 2rem;}
footer>section{max-width:1240px;margin:0 auto 2rem;padding:0;}
footer h2{font-size:1.15rem;margin-bottom:.85rem;position:relative;padding-bottom:.5rem;}
footer h2::after{content:"";position:absolute;left:0;bottom:0;width:40px;height:3px;border-radius:3px;background:var(--grad);}
footer h3{font-size:.98rem;margin:1rem 0 .35rem;color:var(--text);}
footer p{font-size:.92rem;color:var(--text-2);}
footer>p{text-align:center;max-width:1240px;margin:0 auto;padding-top:1.5rem;border-top:1px solid var(--border);}
#back-to-top{position:fixed;right:1.5rem;bottom:1.5rem;z-index:90;padding:.75rem 1.1rem;border:none;border-radius:999px;background:var(--grad);color:#fff;font-size:.88rem;font-weight:600;cursor:pointer;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(20px);transition:opacity .35s var(--ease),transform .35s var(--ease),visibility .35s;pointer-events:none;}
#back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto;}
#back-to-top:hover{transform:translateY(-4px) scale(1.05);}
aside[id^="article-"]{max-width:1240px;margin:0 auto 2rem;padding:2rem;background:var(--card);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);scroll-margin-top:90px;transition:box-shadow .35s var(--ease);}
aside[id^="article-"]:target{box-shadow:var(--shadow-lg);border-color:var(--primary-3);animation:highlight 1.2s var(--ease);}
aside[id^="article-"] h2{font-size:1.35rem;margin-bottom:.85rem;padding-bottom:.5rem;border-bottom:1px solid var(--border);}
aside[id^="article-"] p{font-size:.97rem;color:var(--text-2);margin:0;}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
.reveal.is-visible{opacity:1;transform:translateY(0);}
@keyframes fadeIn{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:translateY(0);}}
@keyframes highlight{0%{box-shadow:0 0 0 0 rgba(124,58,237,.5);}100%{box-shadow:0 0 0 16px rgba(124,58,237,0);}}
@media (max-width:960px){
#site-search input[type="search"]{width:150px;}
#site-search input[type="search"]:focus{width:180px;}
}
@media (max-width:820px){
.brand-bar{padding:.75rem 1rem;gap:.6rem;}
.brand-slogan{display:none;}
#menu-toggle{display:inline-block;margin-left:auto;}
#main-nav{display:none;order:4;width:100%;margin-top:.5rem;padding-top:.75rem;border-top:1px solid var(--border);}
#main-nav.open{display:block;animation:fadeIn .3s var(--ease);}
#main-nav ul{flex-direction:column;gap:.15rem;}
#main-nav a{padding:.65rem 1rem;border-radius:var(--radius-sm);}
#site-search{order:3;width:100%;margin-top:.5rem;}
#site-search input[type="search"]{flex:1;width:100%;}
#site-search input[type="search"]:focus{width:100%;}
main{padding:1rem 1rem 3rem;}
section{margin-bottom:2rem;scroll-margin-top:120px;}
#hero{padding:1.75rem 1.25rem;border-radius:var(--radius);}
#about,#products,#services,#scenarios,#cases,#news,#articles,#knowledge,#faq,#howto,#contact,#sitemap,#links,#stats{padding:1.35rem;border-radius:var(--radius);}
aside[id^="article-"]{padding:1.35rem;border-radius:var(--radius);margin-left:1rem;margin-right:1rem;}
footer{padding:2rem 1rem 1.5rem;}
#back-to-top{right:1rem;bottom:1rem;padding:.65rem .95rem;font-size:.82rem;}
}
@media (max-width:480px){
h1{font-size:1.5rem;}
h2{font-size:1.25rem;}
#hero .hero-lead{font-size:.95rem;}
.hero-carousel{grid-template-columns:1fr;}
#stats ul{grid-template-columns:repeat(2,1fr);gap:1rem;}
#articles article{padding:1.1rem 1.15rem;}
#faq summary{padding:.85rem 1rem;font-size:.95rem;}
}
@media (prefers-reduced-motion:reduce){
*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important;}
.reveal{opacity:1;transform:none;}
}