:root{
  --brand:#FF6B9D;
  --brand-dark:#E8558A;
  --brand-light:#FFF0F5;
  --brand-glow:rgba(255,107,157,.35);
  --text:#2C2C2C;
  --text-sub:#666;
  --bg:#FFFFFF;
  --bg-alt:#FFF8FA;
  --border:#F0E0E6;
  --glass:rgba(255,255,255,.65);
  --glass-border:rgba(255,255,255,.6);
  --shadow:0 4px 20px rgba(255,107,157,.12);
  --shadow-lg:0 18px 50px rgba(255,107,157,.18);
  --radius:14px;
  --radius-lg:22px;
  --grad:linear-gradient(135deg,#FF6B9D 0%,#FF9EBB 50%,#FFB88C 100%);
  --grad-soft:linear-gradient(135deg,#FFF0F5 0%,#FFF8FA 55%,#FFF3EE 100%);
  --ease:cubic-bezier(.22,.61,.36,1);
}
[data-theme="dark"]{
  --brand:#FF85AF;
  --brand-dark:#FF6B9D;
  --brand-light:#2A1A22;
  --brand-glow:rgba(255,133,175,.28);
  --text:#EAEAEA;
  --text-sub:#A8A8A8;
  --bg:#1A1418;
  --bg-alt:#221A1F;
  --border:#3A2A32;
  --glass:rgba(34,26,31,.6);
  --glass-border:rgba(255,255,255,.08);
  --shadow:0 4px 20px rgba(0,0,0,.4);
  --shadow-lg:0 18px 50px rgba(0,0,0,.55);
  --grad:linear-gradient(135deg,#FF6B9D 0%,#B85C86 55%,#8A4A6B 100%);
  --grad-soft:linear-gradient(135deg,#2A1A22 0%,#221A1F 55%,#26191F 100%);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.8;
  font-size:16px;
  overflow-x:hidden;
  transition:background .35s var(--ease),color .35s var(--ease);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand-dark);text-decoration:none;transition:color .25s var(--ease),opacity .25s var(--ease)}
a:hover{color:var(--brand)}
img,svg{max-width:100%;display:block}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:var(--brand);color:#fff}
.container{max-width:1180px;margin:0 auto;padding:0 20px}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#fff;padding:10px 16px;z-index:9999;border-radius:0 0 8px 0;font-weight:600}
.skip-link:focus{left:0}

header.site-header{
  position:sticky;top:0;z-index:1000;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(160%);
  backdrop-filter:blur(18px) saturate(160%);
  border-bottom:1px solid var(--glass-border);
  box-shadow:0 2px 20px rgba(0,0,0,.05);
  transition:background .35s var(--ease),border-color .35s var(--ease);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:800;color:var(--brand-dark);white-space:nowrap;letter-spacing:.5px}
.logo svg{width:36px;height:36px;border-radius:10px;transition:transform .4s var(--ease)}
.logo:hover svg{transform:rotate(-8deg) scale(1.08)}
nav.main-nav{display:flex;gap:4px;flex-wrap:wrap}
nav.main-nav a{padding:8px 12px;border-radius:10px;color:var(--text);font-size:15px;font-weight:500;position:relative;transition:background .25s var(--ease),color .25s var(--ease)}
nav.main-nav a::after{content:"";position:absolute;left:50%;bottom:2px;width:0;height:2px;background:var(--brand);border-radius:2px;transform:translateX(-50%);transition:width .3s var(--ease)}
nav.main-nav a:hover,nav.main-nav a.active{background:var(--brand-light);color:var(--brand-dark)}
nav.main-nav a:hover::after,nav.main-nav a.active::after{width:22px}
.nav-actions{display:flex;align-items:center;gap:8px}
.search-box{display:flex;align-items:center;background:var(--bg-alt);border:1px solid var(--border);border-radius:22px;padding:4px 6px 4px 14px;transition:box-shadow .3s var(--ease),border-color .3s var(--ease)}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-glow)}
.search-box input{border:none;background:transparent;outline:none;color:var(--text);width:130px;font-size:14px}
.search-box input::placeholder{color:var(--text-sub);opacity:.8}
.search-box button{border:none;background:var(--grad);color:#fff;border-radius:16px;padding:6px 14px;cursor:pointer;font-size:13px;font-weight:600;transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.search-box button:hover{transform:translateY(-1px);box-shadow:0 6px 16px var(--brand-glow)}
.icon-btn{background:var(--bg-alt);border:1px solid var(--border);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text);transition:background .25s var(--ease),transform .25s var(--ease),border-color .25s var(--ease)}
.icon-btn:hover{background:var(--brand-light);border-color:var(--brand);transform:translateY(-2px) rotate(6deg)}
.menu-toggle{display:none}
@media(max-width:960px){
  nav.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--glass);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);flex-direction:column;padding:12px 20px;border-bottom:1px solid var(--border);box-shadow:var(--shadow-lg);animation:fadeIn .3s var(--ease)}
  nav.main-nav.open{display:flex}
  nav.main-nav a{padding:12px 14px}
  .menu-toggle{display:flex}
  .search-box{display:none}
}

.hero{
  position:relative;overflow:hidden;
  padding:56px 0 48px;
  background:var(--grad-soft);
}
.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:var(--brand);top:-160px;right:-120px;animation:float 12s ease-in-out infinite}
.hero::after{width:340px;height:340px;background:#FFB88C;bottom:-160px;left:-100px;animation:float 15s ease-in-out infinite reverse}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(24px,-24px) scale(1.08)}}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:40px;line-height:1.3;font-weight:800;margin-bottom:18px;color:var(--text);letter-spacing:-.5px}
.hero h1 .accent{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--brand-dark)}
.hero p.lead{font-size:17px;color:var(--text-sub);margin-bottom:24px;max-width:560px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 26px;border-radius:30px;font-weight:600;font-size:15px;cursor:pointer;border:none;transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease),color .3s var(--ease)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px var(--brand-glow);background-size:180% 180%}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 30px var(--brand-glow);color:#fff}
.btn-outline{background:transparent;color:var(--brand-dark);border:2px solid var(--brand)}
.btn-outline:hover{background:var(--brand);color:#fff;transform:translateY(-3px);box-shadow:0 10px 26px var(--brand-glow)}

.hero-visual{position:relative}
.carousel{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  background:var(--glass);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid var(--glass-border);
  box-shadow:var(--shadow-lg);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.carousel:hover{transform:translateY(-4px);box-shadow:0 24px 60px var(--brand-glow)}
.slide{display:none;padding:0}
.slide.active{display:block;animation:fadeSlide .6s var(--ease)}
@keyframes fadeSlide{from{opacity:0;transform:translateX(18px)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.slide-inner{padding:24px 26px 44px}
.slide-inner svg{border-radius:12px;margin-bottom:16px}
.slide-inner h3{font-size:20px;margin-bottom:10px;color:var(--brand-dark)}
.slide-inner p{font-size:14px;color:var(--text-sub)}
.carousel-dots{position:absolute;bottom:14px;left:0;right:0;display:flex;justify-content:center;gap:8px}
.carousel-dots button{width:10px;height:10px;border-radius:50%;border:none;background:var(--border);cursor:pointer;padding:0;transition:width .3s var(--ease),background .3s var(--ease)}
.carousel-dots button:hover{background:var(--brand)}
.carousel-dots button.active{background:var(--brand);width:26px;border-radius:6px}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:40px}
.stat{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius);padding:22px;text-align:center;
  box-shadow:var(--shadow);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.stat:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.stat .num{font-size:32px;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:-.5px}
.stat .label{font-size:14px;color:var(--text-sub);margin-top:4px}
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .hero h1{font-size:30px}
  .stats{grid-template-columns:repeat(2,1fr)}
}

main section{padding:64px 0;position:relative}
main section:nth-child(even){background:var(--bg-alt)}
.section-head{text-align:center;max-width:760px;margin:0 auto 44px}
.section-head h2{font-size:32px;font-weight:800;margin-bottom:14px;position:relative;display:inline-block;letter-spacing:-.5px}
.section-head h2::after{content:"";display:block;width:56px;height:4px;background:var(--grad);border-radius:2px;margin:12px auto 0}
.section-head p{color:var(--text-sub);font-size:16px}

.breadcrumb{font-size:14px;color:var(--text-sub);padding:16px 0}
.breadcrumb a{color:var(--text-sub)}
.breadcrumb a:hover{color:var(--brand-dark)}
.breadcrumb span{color:var(--brand-dark);font-weight:600}

.anchor-nav{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px}
.anchor-nav a{padding:8px 16px;border-radius:20px;background:var(--bg);border:1px solid var(--border);font-size:14px;color:var(--text);transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease)}
.anchor-nav a:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateY(-2px);box-shadow:0 8px 18px var(--brand-glow)}

.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:900px){.card-grid{grid-template-columns:1fr}}
.card{
  background:var(--glass);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius);padding:26px;
  box-shadow:var(--shadow);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);
  position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:0;transition:opacity .35s var(--ease);pointer-events:none;mix-blend-mode:overlay}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--brand)}
.card:hover::before{opacity:.06}
.card h3{font-size:19px;margin-bottom:12px;color:var(--brand-dark)}
.card h4{font-size:16px;margin:14px 0 8px}
.card p{font-size:15px;color:var(--text-sub)}
.card ul{margin:10px 0 0 18px;font-size:15px;color:var(--text-sub)}
.card ul li{margin-bottom:6px}
.card ul li::marker{color:var(--brand)}

.article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
@media(max-width:900px){.article-list{grid-template-columns:1fr}}
.article-card{
  background:var(--glass);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);
}
.article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--brand)}
.article-card .meta{font-size:13px;color:var(--text-sub);margin-bottom:8px;display:flex;gap:14px;flex-wrap:wrap}
.article-card .meta span:first-child{color:var(--brand-dark);font-weight:600}
.article-card h3{font-size:18px;margin-bottom:10px}
.article-card h3 a{color:var(--text)}
.article-card h3 a:hover{color:var(--brand-dark)}
.article-card p{font-size:14px;color:var(--text-sub);margin-bottom:12px}
.read-more{font-size:14px;font-weight:600;color:var(--brand-dark);display:inline-flex;align-items:center;gap:4px;transition:gap .25s var(--ease)}
.read-more:hover{gap:9px}

.faq-item{
  background:var(--glass);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--glass-border);
  border-radius:12px;margin-bottom:14px;overflow:hidden;
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.faq-item:hover{border-color:var(--brand);box-shadow:var(--shadow)}
.faq-item.open{border-color:var(--brand);box-shadow:var(--shadow)}
.faq-q{width:100%;text-align:left;background:transparent;border:none;padding:20px 24px;font-size:16px;font-weight:600;color:var(--text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;transition:color .25s var(--ease)}
.faq-q:hover{color:var(--brand-dark)}
.faq-q::after{content:"+";font-size:22px;color:var(--brand);font-weight:400;transition:transform .35s var(--ease);flex-shrink:0}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease),padding .4s var(--ease);padding:0 24px}
.faq-item.open .faq-a{max-height:600px;padding:0 24px 22px}
.faq-a p{font-size:15px;color:var(--text-sub)}

.howto-step{display:flex;gap:20px;margin-bottom:26px;align-items:flex-start;transition:transform .3s var(--ease)}
.howto-step:hover{transform:translateX(4px)}
.step-num{flex-shrink:0;width:46px;height:46px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;box-shadow:0 6px 16px var(--brand-glow);transition:transform .35s var(--ease)}
.howto-step:hover .step-num{transform:scale(1.1) rotate(-6deg)}
.howto-step h4{font-size:17px;margin-bottom:6px}
.howto-step p{font-size:15px;color:var(--text-sub)}

.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
@media(max-width:900px){.team-grid{grid-template-columns:repeat(2,1fr)}}
.team-card{
  background:var(--glass);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius);padding:24px;text-align:center;
  box-shadow:var(--shadow);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
}
.team-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.team-card .avatar{width:80px;height:80px;border-radius:50%;margin:0 auto 14px;background:var(--brand-light);display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:800;color:var(--brand-dark);transition:transform .4s var(--ease),background .4s var(--ease)}
.team-card:hover .avatar{transform:scale(1.08);background:var(--grad);color:#fff}
.team-card h4{font-size:16px;margin-bottom:4px}
.team-card p{font-size:13px;color:var(--text-sub)}

.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.testimonial-grid{grid-template-columns:1fr}}
.testimonial{
  background:var(--glass);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--glass-border);
  border-radius:var(--radius);padding:24px;
  box-shadow:var(--shadow);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease);
  position:relative;
}
.testimonial::before{content:"“";position:absolute;top:6px;right:18px;font-size:56px;line-height:1;color:var(--brand);opacity:.15;font-family:Georgia,serif}
.testimonial:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.testimonial .quote{font-size:15px;color:var(--text-sub);margin-bottom:14px;font-style:italic}
.testimonial .author{font-size:14px;font-weight:600;color:var(--brand-dark)}

.timeline{position:relative;padding-left:30px;border-left:3px solid var(--brand)}
.timeline-item{position:relative;margin-bottom:28px;transition:transform .3s var(--ease)}
.timeline-item:hover{transform:translateX(4px)}
.timeline-item::before{content:"";position:absolute;left:-39px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--brand);border:3px solid var(--bg);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.timeline-item:hover::before{transform:scale(1.25);box-shadow:0 0 0 6px var(--brand-glow)}
.timeline-item h4{font-size:17px;color:var(--brand-dark);margin-bottom:6px}
.timeline-item p{font-size:15px;color:var(--text-sub)}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
.contact-info-list{list-style:none}
.contact-info-list li{display:flex;gap:14px;margin-bottom:18px;font-size:15px;align-items:flex-start;transition:transform .3s var(--ease)}
.contact-info-list li:hover{transform:translateX(4px)}
.contact-info-list .ci-icon{flex-shrink:0;width:38px;height:38px;border-radius:10px;background:var(--brand-light);display:flex;align-items:center;justify-content:center;color:var(--brand-dark);transition:background .3s var(--ease),color .3s var(--ease)}
.contact-info-list li:hover .ci-icon{background:var(--grad);color:#fff}
.contact-info-list strong{display:block;font-size:14px;color:var(--text);margin-bottom:2px}
.contact-info-list span{color:var(--text-sub);font-size:14px}

.sitemap-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media(max-width:900px){.sitemap-cols{grid-template-columns:repeat(2,1fr)}}
.sitemap-cols h4{font-size:16px;margin-bottom:12px;color:var(--brand-dark)}
.sitemap-cols ul{list-style:none}
.sitemap-cols ul li{margin-bottom:8px}
.sitemap-cols ul li a{font-size:14px;color:var(--text-sub);transition:color .25s var(--ease),padding-left .25s var(--ease)}
.sitemap-cols ul li a:hover{color:var(--brand-dark);padding-left:4px}

.footer{
  background:var(--glass);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-top:1px solid var(--border);
  padding:48px 0 24px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
.footer-brand p{font-size:14px;color:var(--text-sub);margin-top:12px;max-width:300px}
.footer h4{font-size:15px;margin-bottom:14px;color:var(--text)}
.footer ul{list-style:none}
.footer ul li{margin-bottom:8px}
.footer ul li a{font-size:14px;color:var(--text-sub);transition:color .25s var(--ease),padding-left .25s var(--ease)}
.footer ul li a:hover{color:var(--brand-dark);padding-left:4px}
.footer-bottom{border-top:1px solid var(--border);padding-top:22px;font-size:13px;color:var(--text-sub);text-align:center;line-height:1.9}
.footer-bottom p{margin-bottom:4px}

.back-top{position:fixed;right:24px;bottom:24px;width:48px;height:48px;border-radius:50%;background:var(--grad);color:#fff;border:none;display:none;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 8px 22px var(--brand-glow);z-index:999;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.back-top.show{display:flex;animation:fadeIn .3s var(--ease)}
.back-top:hover{transform:translateY(-4px) scale(1.06);box-shadow:0 14px 30px var(--brand-glow)}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.visible{opacity:1;transform:none}

.prose p{margin-bottom:16px;font-size:16px;color:var(--text-sub)}
.prose h3{font-size:22px;margin:28px 0 14px;color:var(--text)}
.prose h4{font-size:18px;margin:22px 0 10px;color:var(--text)}
.prose ul,.prose ol{margin:0 0 16px 22px;color:var(--text-sub)}
.prose li{margin-bottom:8px}
.prose li::marker{color:var(--brand)}

.notice-box{
  background:var(--brand-light);
  border-left:4px solid var(--brand);
  padding:18px 22px;border-radius:10px;margin:20px 0;font-size:15px;color:var(--text-sub);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}

@media(max-width:640px){
  body{font-size:15px}
  .hero{padding:36px 0 32px}
  .hero h1{font-size:26px}
  .hero p.lead{font-size:15px}
  .btn{padding:12px 22px;font-size:14px}
  .section-head h2{font-size:24px}
  main section{padding:44px 0}
  .stat .num{font-size:26px}
  .card,.article-card,.testimonial,.team-card{padding:20px}
  .faq-q{padding:16px 18px;font-size:15px}
  .faq-a{padding:0 18px}
  .faq-item.open .faq-a{padding:0 18px 18px}
  .timeline{padding-left:24px}
  .timeline-item::before{left:-33px}
  .back-top{right:16px;bottom:16px;width:44px;height:44px}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}