```css
*{margin:0;padding:0;box-sizing:border-box}
:root{--brand:#e94560;--brand2:#0f3460;--bg:#ffffff;--fg:#1a1a2e;--muted:#5a5a72;--card:#f7f7fb;--line:#e6e6ef;--glass:rgba(255,255,255,.72);--glass-line:rgba(255,255,255,.5);--shadow:0 8px 30px rgba(15,52,96,.08);--shadow-hover:0 16px 44px rgba(233,69,96,.18);--grad:linear-gradient(135deg,#0f3460 0%,#1a1a2e 55%,#e94560 100%);--grad2:linear-gradient(120deg,#e94560,#0f3460)}
html[data-theme="dark"]{--bg:#12121c;--fg:#e8e8f0;--muted:#a0a0b8;--card:#1c1c2b;--line:#2a2a3d;--glass:rgba(28,28,43,.72);--glass-line:rgba(255,255,255,.08);--shadow:0 8px 30px rgba(0,0,0,.35);--shadow-hover:0 16px 44px rgba(233,69,96,.28);--grad:linear-gradient(135deg,#0a1f3c 0%,#12121c 55%,#8f2540 100%)}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--fg);line-height:1.8;font-size:16px;overflow-x:hidden;transition:background .4s ease,color .4s ease;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none;transition:color .25s ease,opacity .25s ease}
a:hover{text-decoration:underline;opacity:.9}
img,svg{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
header.site{position:sticky;top:0;z-index:100;background:var(--glass);backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border-bottom:1px solid var(--line);box-shadow:0 2px 20px rgba(0,0,0,.06);transition:background .4s ease}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--fg);letter-spacing:.5px}
.logo svg{width:34px;height:34px;transition:transform .5s cubic-bezier(.34,1.56,.64,1)}
.logo:hover svg{transform:rotate(90deg) scale(1.08)}
.logo:hover{text-decoration:none}
nav.main ul{display:flex;gap:22px;list-style:none;flex-wrap:wrap}
nav.main a{color:var(--fg);font-size:15px;position:relative;padding:4px 0}
nav.main a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--brand);border-radius:2px;transition:width .3s ease}
nav.main a:hover{color:var(--brand);text-decoration:none}
nav.main a:hover::after{width:100%}
.tools{display:flex;align-items:center;gap:10px}
.search-box{display:flex;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--card);transition:box-shadow .3s ease,border-color .3s ease}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(233,69,96,.15)}
.search-box input{border:0;background:transparent;padding:6px 12px;color:var(--fg);outline:none;width:130px;font-size:14px}
.search-box input::placeholder{color:var(--muted)}
.search-box button{border:0;background:var(--brand);color:#fff;padding:6px 14px;cursor:pointer;font-size:14px;transition:background .25s ease}
.search-box button:hover{background:#d13350}
.icon-btn{border:1px solid var(--line);background:var(--card);color:var(--fg);border-radius:20px;padding:6px 12px;cursor:pointer;font-size:14px;transition:transform .3s ease,background .3s ease,border-color .3s ease}
.icon-btn:hover{transform:translateY(-2px) rotate(-12deg);border-color:var(--brand)}
.menu-toggle{display:none;border:1px solid var(--line);background:var(--card);color:var(--fg);border-radius:8px;padding:6px 10px;cursor:pointer;font-size:16px;transition:background .3s ease}
.menu-toggle:hover{background:var(--brand);color:#fff}
.breadcrumb{padding:14px 0;font-size:14px;color:var(--muted)}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.hero{position:relative;background:var(--grad);background-size:200% 200%;animation:gradShift 12s ease infinite;color:#fff;border-radius:20px;margin:20px 0;overflow:hidden;box-shadow:var(--shadow)}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 15%,rgba(233,69,96,.45),transparent 55%),radial-gradient(circle at 10% 90%,rgba(15,52,96,.6),transparent 50%);pointer-events:none}
@keyframes gradShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.slides{position:relative;min-height:320px}
.slide{position:absolute;inset:0;opacity:0;transition:opacity .8s ease;padding:48px 40px;display:flex;flex-direction:column;justify-content:center;pointer-events:none}
.slide.active{opacity:1;position:relative;pointer-events:auto}
.slide h1,.slide h2{font-size:30px;margin-bottom:14px;line-height:1.4;text-shadow:0 2px 20px rgba(0,0,0,.25)}
.slide p{max-width:640px;color:#e6e6f0;margin-bottom:18px;text-shadow:0 1px 8px rgba(0,0,0,.2)}
.slide .cta{display:inline-block;background:rgba(255,255,255,.92);color:#0f3460;padding:10px 24px;border-radius:24px;font-weight:600;width:max-content;backdrop-filter:blur(6px);transition:transform .3s ease,box-shadow .3s ease,background .3s ease}
.slide .cta:hover{text-decoration:none;transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,.3);background:#fff}
.dots{position:absolute;bottom:16px;right:24px;display:flex;gap:8px;z-index:2}
.dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.4);cursor:pointer;transition:background .3s ease,transform .3s ease}
.dots span:hover{transform:scale(1.3)}
.dots span.on{background:#fff;transform:scale(1.15)}
section{padding:34px 0;border-bottom:1px solid var(--line)}
section h2{font-size:26px;margin-bottom:16px;position:relative;padding-left:14px;line-height:1.4}
section h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:3px;background:var(--brand);transition:height .3s ease}
section h3{font-size:20px;margin:22px 0 10px}
section h4{font-size:17px;margin:16px 0 8px;color:var(--brand2)}
html[data-theme="dark"] section h4{color:#7fb0ff}
p{margin-bottom:14px;color:var(--fg)}
.muted{color:var(--muted)}
.grid{display:grid;gap:18px}
.grid.g2{grid-template-columns:repeat(2,1fr)}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.grid.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--glass);backdrop-filter:blur(12px) saturate(150%);-webkit-backdrop-filter:blur(12px) saturate(150%);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow);transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s ease,border-color .35s ease;position:relative;overflow:hidden}
.card::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 30%,rgba(233,69,96,.08) 50%,transparent 70%);transform:translateX(-100%);transition:transform .6s ease;pointer-events:none}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(233,69,96,.4)}
.card:hover::after{transform:translateX(100%)}
.card h3{margin-top:0}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;text-align:center;margin-top:20px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 12px;transition:transform .35s ease,box-shadow .35s ease}
.stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.stat .num{font-size:34px;font-weight:800;background:var(--grad2);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--brand)}
.stat .lbl{color:var(--muted);font-size:14px}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s cubic-bezier(.22,1,.36,1)}
.reveal.in{opacity:1;transform:none}
.article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.article-list article{background:var(--glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow);transition:transform .35s cubic-bezier(.22,1,.36,1),box-shadow .35s ease,border-color .35s ease}
.article-list article:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:rgba(233,69,96,.4)}
.article-list h3{font-size:17px;margin:0 0 8px;line-height:1.5}
.article-list .meta{font-size:13px;color:var(--muted);margin-bottom:8px}
.article-list .more{font-size:14px;font-weight:600;display:inline-block;transition:transform .3s ease}
.article-list article:hover .more{transform:translateX(4px)}
.faq-item{border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden;background:var(--glass);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:border-color .3s ease,box-shadow .3s ease}
.faq-item:hover{border-color:rgba(233,69,96,.4)}
.faq-item.open{box-shadow:var(--shadow)}
.faq-q{width:100%;text-align:left;background:transparent;border:0;padding:16px 18px;font-size:16px;font-weight:600;color:var(--fg);cursor:pointer;display:flex;justify-content:space-between;gap:12px;align-items:center;font-family:inherit;transition:color .25s ease}
.faq-q:hover{color:var(--brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 18px}
.faq-a p{padding:0 0 16px;margin:0;color:var(--muted)}
.faq-item.open .faq-a{max-height:400px}
.faq-item.open .faq-q .arrow{transform:rotate(180deg)}
.arrow{transition:transform .3s ease;color:var(--brand);font-size:14px}
ol.steps{counter-reset:s;list-style:none}
ol.steps li{counter-increment:s;position:relative;padding-left:44px;margin-bottom:16px}
ol.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--grad2);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;box-shadow:0 4px 12px rgba(233,69,96,.3)}
table{width:100%;border-collapse:collapse;margin:14px 0;font-size:15px;border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left}
th{background:var(--card);font-weight:600}
tbody tr{transition:background .25s ease}
tbody tr:hover{background:var(--card)}
blockquote{border-left:4px solid var(--brand);padding:8px 16px;background:var(--card);border-radius:0 8px 8px 0;margin:14px 0;color:var(--muted);transition:transform .3s ease,border-color .3s ease}
blockquote:hover{transform:translateX(4px)}
.tag{display:inline-block;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:2px 12px;font-size:13px;margin:0 8px 8px 0;color:var(--muted);transition:all .3s ease;cursor:default}
.tag:hover{background:var(--brand);color:#fff;border-color:var(--brand);transform:translateY(-2px)}
footer.site{background:var(--brand2);color:#d6d6e6;padding:40px 0 20px;margin-top:20px;position:relative;overflow:hidden}
footer.site::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad2)}
footer.site a{color:#d6d6e6;transition:color .25s ease}
footer.site a:hover{color:#fff}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
footer.site h4{color:#fff;margin-bottom:12px;font-size:16px}
footer.site ul{list-style:none;font-size:14px}
footer.site ul li{margin-bottom:8px}
footer.site .copy{border-top:1px solid rgba(255,255,255,.15);margin-top:24px;padding-top:16px;font-size:13px;color:#b0b0c8;text-align:center}
#toTop{position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:50%;background:var(--brand);color:#fff;border:0;font-size:20px;cursor:pointer;display:none;z-index:200;box-shadow:0 8px 22px rgba(233,69,96,.4);transition:transform .3s ease,background .3s ease}
#toTop:hover{transform:translateY(-4px) scale(1.06);background:#d13350}
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.contact-grid div{background:var(--glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:12px;padding:14px;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.contact-grid div:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(233,69,96,.4)}
.contact-grid strong{color:var(--brand)}
@media(max-width:900px){
.grid.g3,.grid.g4,.stats,.article-list,.contact-grid,.grid.g2{grid-template-columns:1fr}
footer.site .cols{grid-template-columns:1fr 1fr}
nav.main{display:none}
nav.main.open{display:block;position:absolute;top:64px;left:0;right:0;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line);padding:12px 20px;box-shadow:0 12px 30px rgba(0,0,0,.12);animation:slideDown .3s ease}
@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:none}}
nav.main.open ul{flex-direction:column;gap:12px}
.menu-toggle{display:block}
.search-box input{width:90px}
.slide h1,.slide h2{font-size:22px}
.slides{min-height:360px}
.slide{padding:32px 24px}
.hero{border-radius:14px}
}
@media(max-width:520px){
footer.site .cols{grid-template-columns:1fr}
.tools{gap:6px}
.search-box input{width:70px}
.slide h1,.slide h2{font-size:19px}
.slide p{font-size:14px}
section h2{font-size:22px}
.stats{gap:12px}
}
@media(prefers-reduced-motion:reduce){
*{animation:none!important;transition:none!important}
.reveal{opacity:1;transform:none}
}
```