:root{--brand:#ff6b9d;--brand-2:#6b8cff;--brand-3:#9b6bff;--accent:#ffb347;--bg:#fff;--bg-2:#f7f8fb;--bg-3:#eef1f8;--text:#1c1f26;--muted:#5b6272;--line:#e6e8ef;--glass:rgba(255,255,255,.72);--glass-border:rgba(255,255,255,.6);--radius:16px;--radius-sm:12px;--radius-lg:22px;--shadow:0 6px 24px rgba(28,31,38,.08);--shadow-lg:0 16px 48px rgba(28,31,38,.14);--grad:linear-gradient(135deg,#ff6b9d 0%,#9b6bff 50%,#6b8cff 100%);--grad-soft:linear-gradient(135deg,#fff0f6 0%,#f1eeff 50%,#eef1ff 100%);--ease:cubic-bezier(.22,.61,.36,1)}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;color:var(--text);background:var(--bg);line-height:1.75;font-size:16px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .25s var(--ease)}
a:hover{color:var(--brand-3);text-decoration:underline}
::selection{background:rgba(255,107,157,.28);color:var(--text)}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px;width:100%}
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);transition:background .3s var(--ease),box-shadow .3s var(--ease)}
header.site::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:var(--grad);opacity:.35}
.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:19px;color:var(--text);letter-spacing:.3px;transition:transform .3s var(--ease)}
.logo:hover{text-decoration:none;transform:translateY(-1px)}
.logo svg{width:34px;height:34px;filter:drop-shadow(0 3px 8px rgba(255,107,157,.4));transition:transform .5s var(--ease)}
.logo:hover svg{transform:rotate(18deg) scale(1.06)}
.logo span{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.nav ul{display:flex;gap:22px;list-style:none;font-size:15px;align-items:center}
.nav ul a{color:var(--text);position:relative;padding:4px 0;font-weight:500}
.nav ul a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--grad);border-radius:2px;transition:width .3s var(--ease)}
.nav ul a:hover{color:var(--brand);text-decoration:none}
.nav ul a:hover::after{width:100%}
.tools{display:flex;gap:10px;align-items:center}
.search{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:5px 6px 5px 14px;background:var(--bg-2);transition:border-color .3s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease)}
.search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,107,157,.14);background:var(--bg)}
.search input{border:0;background:transparent;outline:none;font-size:14px;width:150px;color:var(--text);font-family:inherit}
.search input::placeholder{color:var(--muted)}
.search .btn{padding:6px 14px}
.btn{border:0;cursor:pointer;border-radius:999px;padding:9px 18px;font-size:14px;background:var(--grad);background-size:180% 180%;color:#fff;font-weight:600;font-family:inherit;position:relative;overflow:hidden;transition:transform .25s var(--ease),box-shadow .3s var(--ease),background-position .5s var(--ease);box-shadow:0 4px 14px rgba(255,107,157,.3)}
.btn:hover{transform:translateY(-2px);background-position:100% 0;box-shadow:0 8px 22px rgba(255,107,157,.4);text-decoration:none;color:#fff}
.btn:active{transform:translateY(0) scale(.98)}
.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line);box-shadow:none}
.btn.ghost:hover{border-color:var(--brand);color:var(--brand);background:rgba(255,107,157,.06);box-shadow:0 6px 18px rgba(255,107,157,.12)}
.menu-toggle{display:none}
main{display:block}
section{padding:64px 0;border-bottom:1px solid var(--line);position:relative}
section:nth-child(even){background:var(--bg-2)}
h1{font-size:36px;line-height:1.28;margin-bottom:16px;letter-spacing:.4px;font-weight:800}
h2{font-size:27px;margin-bottom:22px;padding-left:16px;border-left:5px solid transparent;border-image:var(--grad) 1;line-height:1.4;font-weight:700;letter-spacing:.3px}
h3{font-size:20px;margin:26px 0 12px;font-weight:700}
h4{font-size:17px;margin:16px 0 8px;color:var(--brand-2);font-weight:700}
p{margin-bottom:12px;color:var(--text)}
.muted{color:var(--muted);font-size:14px}
.hero{background:var(--grad-soft);border-bottom:1px solid var(--line);padding:72px 0 64px;position:relative;overflow:hidden}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;pointer-events:none}
.hero::before{width:420px;height:420px;background:radial-gradient(circle,#ff6b9d 0%,transparent 70%);top:-160px;right:-80px;animation:floatY 12s ease-in-out infinite}
.hero::after{width:360px;height:360px;background:radial-gradient(circle,#6b8cff 0%,transparent 70%);bottom:-140px;left:-60px;animation:floatY 15s ease-in-out infinite reverse}
@keyframes floatY{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-26px) scale(1.06)}}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:44px;align-items:center;position:relative;z-index:1}
.hero .lead{font-size:17px;color:var(--muted);margin-bottom:20px;line-height:1.85}
.pill{display:inline-block;background:var(--glass);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid var(--glass-border);border-radius:999px;padding:5px 14px;font-size:13px;color:var(--brand);margin-bottom:16px;font-weight:600;box-shadow:0 4px 14px rgba(255,107,157,.14);transition:transform .3s var(--ease)}
.pill:hover{transform:translateY(-2px)}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}
.hero-figure{background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:18px;transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.hero-figure:hover{transform:translateY(-6px) rotate(-.6deg);box-shadow:0 24px 60px rgba(107,140,255,.22)}
.hero-figure svg{border-radius:var(--radius-sm)}
.breadcrumb{font-size:13px;color:var(--muted);margin:0 0 18px;position:relative;z-index:1}
.breadcrumb a{color:var(--muted);transition:color .25s var(--ease)}
.breadcrumb a:hover{color:var(--brand)}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);position:relative;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease)}
.card::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .35s var(--ease);pointer-events:none}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:transparent}
.card:hover::before{opacity:1}
.card h3{margin-top:0}
.card h3:first-child{margin-top:0}
.stat{display:flex;flex-direction:column;gap:4px;text-align:center;align-items:center}
.stat b{font-size:30px;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;font-weight:800;line-height:1.3}
.stat span{font-size:13px;color:var(--muted)}
.article-item{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;gap:8px;position:relative;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease)}
.article-item::after{content:"";position:absolute;left:22px;right:22px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease)}
.article-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,107,157,.4)}
.article-item:hover::after{transform:scaleX(1)}
.article-item time{font-size:12px;color:var(--muted);letter-spacing:.4px}
.article-item h3{font-size:17px;margin:0;transition:color .25s var(--ease)}
.article-item:hover h3{color:var(--brand)}
.article-item p{font-size:14px;color:var(--muted);margin:0;line-height:1.8}
.article-item a.more{font-size:14px;font-weight:600;margin-top:6px;display:inline-block;transition:transform .3s var(--ease)}
.article-item:hover a.more{transform:translateX(4px)}
.faq details{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 20px;margin-bottom:12px;transition:box-shadow .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease)}
.faq details:hover{border-color:rgba(255,107,157,.35);box-shadow:0 6px 20px rgba(28,31,38,.07)}
.faq details[open]{border-color:rgba(255,107,157,.5);box-shadow:0 10px 30px rgba(255,107,157,.1);background:linear-gradient(180deg,rgba(255,107,157,.04),transparent)}
.faq summary{cursor:pointer;font-weight:600;font-size:15px;list-style:none;display:flex;align-items:flex-start;gap:6px;transition:color .25s var(--ease)}
.faq summary:hover{color:var(--brand)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"＋";color:var(--brand);margin-right:8px;font-weight:700;transition:transform .3s var(--ease);display:inline-block}
.faq details[open] summary::before{content:"−";transform:rotate(180deg)}
.faq details p{margin-top:12px;font-size:14px;color:var(--muted);line-height:1.85;animation:fadeDown .35s var(--ease)}
@keyframes fadeDown{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}
.steps{list-style:none;counter-reset:s}
.steps li{counter-increment:s;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 20px 18px 60px;position:relative;margin-bottom:14px;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease)}
.steps li:hover{transform:translateX(6px);box-shadow:var(--shadow);border-color:rgba(107,140,255,.4)}
.steps li::before{content:counter(s);position:absolute;left:16px;top:18px;width:30px;height:30px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;box-shadow:0 4px 12px rgba(255,107,157,.35);transition:transform .3s var(--ease)}
.steps li:hover::before{transform:scale(1.12) rotate(-8deg)}
.steps li strong{color:var(--text)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.contact-list{list-style:none}
.contact-list li{padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;transition:padding-left .25s var(--ease),color .25s var(--ease)}
.contact-list li:hover{padding-left:6px}
.contact-list li b{display:inline-block;min-width:88px;color:var(--muted);font-weight:600}
.contact-list li a{word-break:break-all}
.banner{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--bg);border:1px solid var(--line);box-shadow:var(--shadow)}
.slides{display:flex;transition:transform .5s var(--ease)}
.slide{min-width:100%;padding:28px}
.slide h3{margin:0 0 8px;color:var(--brand)}
.dots{display:flex;gap:8px;justify-content:center;padding:12px}
.dots button{width:9px;height:9px;border-radius:50%;border:0;background:#d8dbe4;cursor:pointer;transition:background .3s var(--ease),width .3s var(--ease)}
.dots button.active{background:var(--brand);width:22px;border-radius:999px}
footer.site{background:#14161c;color:#c9cdd8;padding:52px 0 26px;font-size:14px;position:relative;overflow:hidden}
footer.site::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
footer.site a{color:#c9cdd8;transition:color .25s var(--ease)}
footer.site a:hover{color:#fff;text-decoration:none}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}
.foot-grid h4{color:#fff;font-size:15px;margin-bottom:14px;position:relative;padding-bottom:8px}
.foot-grid h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--grad);border-radius:2px}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:9px}
.foot-grid li a{position:relative;display:inline-block;transition:transform .25s var(--ease)}
.foot-grid li a:hover{transform:translateX(4px)}
footer.site h4{color:#fff}
footer.site #copyright,footer.site #privacy,footer.site #disclaimer{font-size:13px;color:#9aa0b0;line-height:1.85}
footer.site #copyright p,footer.site #privacy p,footer.site #disclaimer p{color:#9aa0b0}
.copyright{border-top:1px solid #262a33;padding-top:22px;margin-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:#8b91a1;font-size:13px}
.back-top{position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:50%;background:var(--grad);background-size:180% 180%;color:#fff;border:0;cursor:pointer;font-size:18px;box-shadow:0 8px 24px rgba(255,107,157,.42);display:none;z-index:90;transition:transform .3s var(--ease),box-shadow .3s var(--ease),background-position .4s var(--ease)}
.back-top.show{display:flex;align-items:center;justify-content:center;animation:popIn .35s var(--ease)}
.back-top:hover{transform:translateY(-4px) scale(1.06);background-position:100% 0;box-shadow:0 12px 30px rgba(255,107,157,.55)}
@keyframes popIn{from{opacity:0;transform:scale(.6)}to{opacity:1;transform:scale(1)}}
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease);will-change:opacity,transform}
.reveal.in{opacity:1;transform:none}
body.dark{--bg:#12141a;--bg-2:#181b23;--bg-3:#1e222c;--text:#e6e8ef;--muted:#9aa0b0;--line:#2a2e3a;--glass:rgba(24,27,35,.72);--glass-border:rgba(255,255,255,.08);--shadow:0 6px 24px rgba(0,0,0,.4);--shadow-lg:0 16px 48px rgba(0,0,0,.55);--grad-soft:linear-gradient(135deg,#1a1620 0%,#171a26 50%,#161a26 100%)}
body.dark header.site{background:rgba(18,20,26,.82)}
body.dark .card,body.dark .article-item,body.dark .hero-figure,body.dark .banner,body.dark .faq details,body.dark .steps li,body.dark .search,body.dark .pill{background:var(--bg-2)}
body.dark .search:focus-within{background:var(--bg-3)}
body.dark .faq details[open]{background:linear-gradient(180deg,rgba(255,107,157,.08),transparent)}
body.dark .card:hover,body.dark .article-item:hover{box-shadow:0 18px 44px rgba(0,0,0,.6)}
body.dark .btn.ghost:hover{background:rgba(255,107,157,.12)}
body.dark .dots button{background:#3a3f4d}
body.dark .dots button.active{background:var(--brand)}
body.dark .hero::before{opacity:.32}
body.dark .hero::after{opacity:.3}
body.dark footer.site{background:#0d0f14}
@media(max-width:1024px){
h1{font-size:32px}
.hero{padding:60px 0 52px}
.g4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
.hero-grid,.g2,.g3,.g4,.contact-grid,.foot-grid{grid-template-columns:1fr}
.hero-grid{gap:32px}
.nav ul{display:none;position:absolute;top:64px;left:0;right:0;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);flex-direction:column;padding:16px 20px;border-bottom:1px solid var(--line);gap:4px;box-shadow:var(--shadow-lg);animation:fadeDown .3s var(--ease)}
.nav ul.open{display:flex}
.nav ul li{width:100%}
.nav ul a{display:block;padding:11px 4px;border-radius:10px;transition:background .25s var(--ease),padding-left .25s var(--ease)}
.nav ul a:hover{background:rgba(255,107,157,.08);padding-left:12px;text-decoration:none}
.nav ul a::after{display:none}
.menu-toggle{display:inline-block}
.search input{width:110px}
h1{font-size:27px}
h2{font-size:22px}
section{padding:52px 0}
.hero{padding:48px 0 44px}
}
@media(max-width:600px){
.wrap{padding:0 16px}
.nav{height:58px;gap:10px}
.nav ul{top:58px}
.logo{font-size:16px;gap:8px}
.logo svg{width:28px;height:28px}
.tools{gap:6px}
.search{padding:4px 4px 4px 10px}
.search input{width:76px;font-size:13px}
.search .btn{padding:5px 11px;font-size:13px}
.btn{padding:8px 14px;font-size:13px}
.btn.ghost.menu-toggle{padding:8px 11px}
h1{font-size:23px;letter-spacing:.2px}
h2{font-size:19px;padding-left:12px;border-left-width:4px}
h3{font-size:17px}
.card,.article-item{padding:18px}
section{padding:44px 0}
.hero{padding:40px 0 36px}
.hero .lead{font-size:15px}
.hero-figure{padding:12px}
.foot-grid{gap:22px}
.copyright{flex-direction:column;gap:6px;font-size:12px}
.back-top{right:16px;bottom:16px;width:42px;height:42px}
.contact-list li b{min-width:76px;font-size:14px}
}
@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}
}
@media print{
header.site,footer.site,.back-top,.tools,.hero-cta{display:none!important}
body{background:#fff;color:#000}
section{padding:16px 0;border:0;background:#fff!important}
.card,.article-item,.faq details,.steps li{box-shadow:none;border:1px solid #ccc}
.reveal{opacity:1;transform:none}
}