:root{
  --bg:#DDE0F4;--primary:#8c6de6;--primary-dark:#7E5DDD;--ink:#2E2E3A;--muted:#66667A;
  --soft:#F7F7FC;--soft2:#EEF0FA;--white:#FFFFFF;--footer:#4B4A6B;
  --border:rgba(140,109,230,.16);--shadow:0 14px 36px rgba(140,109,230,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:linear-gradient(180deg,#DDE0F4 0%,#EEF0FA 42%,#DDE0F4 100%);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;line-height:1.75;overflow-x:hidden}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit}
.site-header{position:sticky;top:0;z-index:9999;background:rgba(221,224,244,.94);backdrop-filter:blur(10px);box-shadow:0 6px 18px rgba(140,109,230,.08)}
.header-inner{max-width:1200px;margin:auto;padding:12px 20px;display:flex;align-items:center;gap:18px;min-height:70px}
.logo-link img,.mobile-logo img{width:128px;max-height:44px;object-fit:contain}
.nav-core{margin-left:auto;display:flex;gap:9px;white-space:nowrap}
.nav-core a{padding:9px 16px;color:#554B7A;background:rgba(255,255,255,.55);border-radius:999px;transition:.2s}
.nav-core a:hover,.nav-core a.active{color:var(--primary);background:#fff;box-shadow:0 8px 18px rgba(140,109,230,.12)}
.header-actions{display:flex;gap:10px;align-items:center;margin-left:auto}
.overview-btn{border:1px solid var(--border);background:rgba(255,255,255,.7);color:#554B7A;padding:10px 15px;border-radius:999px;cursor:pointer}
.main-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--primary);color:#fff;border-radius:999px;padding:10px 20px;font-weight:700;box-shadow:0 10px 22px rgba(140,109,230,.22);transition:.2s;white-space:nowrap}
.main-btn:hover{background:var(--primary-dark);transform:translateY(-1px)}
.mobile-header{display:none;justify-content:space-between}
.menu-btn{width:42px;height:42px;border:0;border-radius:12px;background:#fff;display:flex;flex-direction:column;justify-content:center;gap:5px;padding:10px;box-shadow:0 6px 14px rgba(140,109,230,.08)}
.menu-btn span{height:2px;background:#554B7A;border-radius:2px}
.site-main{min-height:60vh}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:30px 0}
.section-title{color:var(--primary);font-size:clamp(25px,3vw,38px);line-height:1.25;margin:0 0 14px}
.section-kicker,.tag,.num,.badge,.label{color:var(--primary);font-weight:800;letter-spacing:.04em}
.lead{font-size:17px;color:#4F4F63;max-width:900px}
.text-link{color:var(--primary);font-weight:700}
.card,.zone-card,.info-card{background:rgba(255,255,255,.92);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px;padding:24px}
.card h2,.card h3,.zone-card h3,.info-card h3{color:var(--primary);margin-top:0}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:center}
.split.reverse{grid-template-columns:.95fr 1.05fr}
.content-img,.zone-card img,.app-section img,.hero-visual img{width:100%;max-width:100%;height:auto;object-fit:contain;border-radius:18px;background:#fff}
.image-frame{min-height:220px;display:flex;align-items:center;justify-content:center;background:#fff;border-radius:20px;overflow:hidden;border:1px solid var(--border);padding:10px}
.image-frame img{max-height:300px;object-fit:contain}
.pills{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.pill{background:rgba(255,255,255,.86);border:1px solid var(--border);padding:9px 14px;border-radius:999px;color:#554B7A}
.hero-block{padding:38px 0 22px}
.banner-slider{max-width:1200px;height:390px;margin:28px auto 36px;border-radius:20px;background:#fff;box-shadow:0 18px 40px rgba(140,109,230,.10);overflow:hidden;position:relative;z-index:1}
.banner-slider .slide{display:none;width:100%;height:100%}
.banner-slider .slide.active{display:block}
.banner-slider img{width:100%;height:100%;object-fit:contain;background:#fff}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:3;border:1px solid rgba(140,109,230,.18);width:44px;height:44px;border-radius:999px;background:rgba(255,255,255,.78);color:var(--primary);box-shadow:0 10px 22px rgba(140,109,230,.12);cursor:pointer;font-size:22px}
.slider-arrow.prev{left:15px}.slider-arrow.next{right:15px}
.slider-dots{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);display:flex;gap:8px;z-index:3}
.slider-dots button{width:9px;height:9px;padding:0;border-radius:50%;border:0;background:rgba(140,109,230,.25);cursor:pointer}
.slider-dots button.active{background:var(--primary)}
.brand-intro{background:rgba(255,255,255,.88);border:1px solid var(--border);border-radius:24px;padding:28px;box-shadow:var(--shadow)}
.quick-scroll{display:flex;gap:12px;overflow-x:auto;padding:6px 2px 12px;scrollbar-width:thin}
.quick-pill{min-width:180px;background:rgba(255,255,255,.88);border:1px solid var(--border);border-radius:18px;padding:14px 16px}
.quick-pill b{display:block;color:var(--primary);margin-bottom:4px}
.quick-pill span{font-size:13px;color:var(--muted)}
.platform-strip{background:linear-gradient(90deg,rgba(255,255,255,.84),rgba(247,247,252,.95));border:1px solid var(--border);border-radius:22px;padding:22px 26px}
.review{position:relative;padding-left:52px}
.review::before{content:"“";position:absolute;left:16px;top:7px;color:var(--primary);font-size:38px;font-weight:900}
.faq-item{border-bottom:1px solid var(--border);padding:14px 0}
.faq-item:last-child{border-bottom:0}
.faq-item h3{font-size:17px;margin:0 0 6px;color:#554B7A}
.inner-hero{padding:48px 0 20px}
.inner-hero .card{padding:30px}
.notice{background:#F7F7FC;border-left:4px solid var(--primary);padding:18px 20px;border-radius:14px}
.page-overlay{position:fixed;inset:0;background:rgba(50,46,78,.28);z-index:9999;opacity:0;pointer-events:none;transition:.25s}
.page-overlay.show{opacity:1;pointer-events:auto}
.category-panel{position:fixed;top:0;right:0;width:min(430px,92vw);height:100vh;background:#fff;box-shadow:0 18px 48px rgba(140,109,230,.14);z-index:10000;transform:translateX(102%);transition:.28s;display:flex;flex-direction:column}
.category-panel.open{transform:translateX(0)}
.panel-head,.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--border)}
.panel-head strong{color:var(--primary);font-size:21px}
.panel-head button,.drawer-head button{border:0;background:var(--soft2);width:38px;height:38px;border-radius:999px;color:#554B7A;font-size:24px;cursor:pointer}
.panel-scroll{overflow:auto;padding:10px 18px 24px}
.panel-group h3{color:var(--primary);font-size:15px;margin:18px 0 8px}
.panel-group a{display:block;padding:10px 12px;border-radius:14px}
.panel-group a:hover{background:var(--soft)}
.panel-group b{display:block;color:#4A4662}
.panel-group span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.mobile-drawer{position:fixed;left:0;top:0;width:84%;max-width:320px;height:100vh;background:linear-gradient(180deg,#fff,#F7F7FC);z-index:10000;transform:translateX(-102%);transition:.28s;overflow:auto}
.mobile-drawer.open{transform:translateX(0)}
.drawer-head img{width:120px;max-height:42px;object-fit:contain}
.mobile-drawer nav{padding:10px 14px 24px}
.mobile-drawer nav a{display:block;padding:11px 12px;border-radius:12px;color:#554B7A}
.mobile-drawer nav a.active,.mobile-drawer nav a:hover{background:#EEF0FA;color:var(--primary)}
.mobile-bottom-nav{display:none}
footer{background:#4B4A6B;color:#F3F2FB;margin-top:44px}
.footer-inner{max-width:1200px;margin:auto;padding:36px 20px 30px}
.footer-brand{display:grid;grid-template-columns:140px 1fr;gap:20px;align-items:center}
.footer-brand img{width:130px;max-height:46px;object-fit:contain;filter:brightness(1.25)}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;margin:22px 0 12px}
.footer-links a{color:#fff}
.legal{color:#D9D8E8;font-size:13px;border-top:1px solid rgba(255,255,255,.12);padding-top:16px}

@media(max-width:980px){
  .desktop-header{display:none}.mobile-header{display:flex}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .split,.split.reverse{grid-template-columns:1fr}
  .banner-slider{height:290px;margin:20px 20px 28px}
}
@media(max-width:640px){
  body{padding-bottom:70px}
  .header-inner{padding:9px 12px;min-height:62px}
  .mobile-logo img{width:105px;max-height:36px}
  .mobile-register{padding:8px 13px;font-size:13px}
  .menu-btn{width:38px;height:38px}
  .container{padding:0 14px}
  .section{padding:22px 0}
  .banner-slider{height:210px;margin:14px 14px 22px;border-radius:16px}
  .slider-arrow{width:36px;height:36px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .brand-intro,.card,.zone-card,.info-card{padding:19px;border-radius:18px}
  .inner-hero{padding:26px 0 10px}
  .image-frame{min-height:160px}
  .image-frame img{max-height:220px}
  .mobile-bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:9998;background:rgba(255,255,255,.96);border-top:1px solid var(--border);box-shadow:0 -6px 20px rgba(140,109,230,.08);backdrop-filter:blur(10px)}
  .mobile-bottom-nav a{text-align:center;padding:12px 6px;color:#554B7A;font-size:13px}
  .mobile-bottom-nav a:hover{color:var(--primary)}
  .footer-brand{grid-template-columns:1fr}
  .footer-brand img{width:120px}
}