:root{
  --primary:#8c6de6;
  --primary-dark:#7E5DDD;
  --main-bg:#DDE0F4;
  --soft:#F7F7FC;
  --soft-2:#EEF0FA;
  --white:#FFFFFF;
  --text:#2E2E3A;
  --muted:#66667A;
  --line:rgba(140,109,230,0.16);
  --shadow:0 14px 36px rgba(140,109,230,0.10);
  --footer:#4B4A6B;
  --footer-text:#F3F2FB;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;background:#DDE0F4;color:var(--text);line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
.shell{width:min(1200px,calc(100% - 36px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:9999;background:#DDE0F4;backdrop-filter:blur(10px);box-shadow:0 6px 18px rgba(140,109,230,0.08)}
.desktop-nav{height:76px;display:flex;align-items:center;gap:22px}
.brand img{width:150px;max-height:54px;object-fit:contain}
.nav-links{flex:1;display:flex;justify-content:center;gap:4px;align-items:center;white-space:nowrap}
.nav-links a{padding:9px 12px;border-radius:999px;color:#554B7A;font-size:15px;transition:.22s ease}
.nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.78);color:var(--primary);box-shadow:inset 0 0 0 1px var(--line)}
.main-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 22px;border-radius:999px;background:#8c6de6;color:#fff;font-weight:700;box-shadow:0 10px 22px rgba(140,109,230,0.22);transition:.22s ease;border:0;white-space:nowrap}
.main-btn:hover{background:#7E5DDD;transform:translateY(-1px);box-shadow:0 14px 28px rgba(140,109,230,0.28)}
.text-link{color:var(--primary);font-weight:700;display:inline-flex;align-items:center;gap:6px}
.text-link::after{content:"›";font-size:20px;line-height:1}
.mobile-topbar{display:none;height:68px;align-items:center;justify-content:space-between;padding:0 14px;background:#DDE0F4}
.mobile-logo{position:absolute;left:50%;transform:translateX(-50%)}
.mobile-logo img{width:128px;max-height:46px;object-fit:contain}
.menu-toggle{width:42px;height:42px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.72);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;box-shadow:0 8px 20px rgba(140,109,230,.10)}
.menu-toggle span{width:19px;height:2px;background:#554B7A;border-radius:2px}
.mobile-register{min-height:38px;padding:8px 14px;font-size:14px}
.site-main{min-height:68vh}
.drawer-mask{position:fixed;inset:0;background:rgba(21,18,34,.42);z-index:9998;opacity:0;visibility:hidden;transition:.25s ease}
.mobile-drawer{position:fixed;top:0;left:0;width:82vw;max-width:320px;height:100vh;background:linear-gradient(160deg,#fff 0%,#F7F7FC 56%,#EEF0FA 100%);z-index:99999;transform:translateX(-105%);transition:.28s ease;box-shadow:20px 0 40px rgba(44,35,84,.18);padding:18px;overflow-y:auto}
.drawer-open{overflow:hidden}
.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line)}
.drawer-logo img{width:130px;max-height:48px;object-fit:contain}
.drawer-close{width:38px;height:38px;border-radius:13px;border:1px solid var(--line);background:#fff;color:var(--primary);font-size:28px;line-height:1;cursor:pointer}
.drawer-nav{display:grid;gap:8px;padding:18px 0}
.drawer-nav a{padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.74);border:1px solid transparent;color:#554B7A;font-weight:700}
.drawer-nav a.active,.drawer-nav a:hover{border-color:var(--line);color:var(--primary);box-shadow:var(--shadow)}
.drawer-note{font-size:13px;color:var(--muted);padding:14px;border-radius:18px;background:rgba(255,255,255,.72);border:1px solid var(--line)}
.hero-pad{padding-top:28px}
.banner-slider{max-width:1200px;margin:28px auto 36px;border-radius:20px;background:#FFFFFF;box-shadow:0 18px 40px rgba(140,109,230,0.10);overflow:hidden;position:relative;border:1px solid rgba(255,255,255,.75)}
.banner-stage{height:390px;position:relative;background:radial-gradient(circle at 18% 22%,rgba(140,109,230,.12),transparent 34%),linear-gradient(135deg,#FFFFFF 0%,#F7F7FC 60%,#EEF0FA 100%)}
.banner-slide{position:absolute;inset:0;opacity:0;transform:scale(1.012);transition:opacity .65s ease,transform .65s ease;display:flex;align-items:center;justify-content:center}
.banner-slide.active{opacity:1;transform:scale(1)}
.banner-slide img{width:100%;height:100%;object-fit:contain;background:transparent}
.banner-caption{position:absolute;left:34px;bottom:30px;max-width:430px;padding:18px 20px;border-radius:22px;background:rgba(255,255,255,.78);border:1px solid var(--line);backdrop-filter:blur(8px);box-shadow:0 14px 34px rgba(72,57,128,.12)}
.banner-caption strong{display:block;color:var(--primary);font-size:24px;line-height:1.25;margin-bottom:6px}
.banner-caption span{display:block;color:var(--muted);font-size:14px;line-height:1.7}
.slider-arrow{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,0.75);border:1px solid rgba(140,109,230,0.18);color:#8c6de6;font-size:30px;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:4;transition:.2s ease;box-shadow:0 10px 24px rgba(60,50,100,.12)}
.slider-arrow:hover{background:#fff;transform:translateY(-50%) scale(1.04)}
.slider-prev{left:18px}.slider-next{right:18px}
.slider-dots{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:flex;gap:9px;z-index:5}
.slider-dot{width:10px;height:10px;border-radius:50%;border:0;background:rgba(140,109,230,0.25);cursor:pointer;padding:0;transition:.2s ease}
.slider-dot.active{width:24px;border-radius:999px;background:#8c6de6}
.section{padding:38px 0}
.section-tight{padding:24px 0}
.section-head{margin-bottom:22px;display:flex;align-items:flex-end;justify-content:space-between;gap:18px}
.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:800;letter-spacing:.08em;font-size:13px;margin-bottom:6px}
.section-kicker::before{content:"";width:24px;height:2px;background:var(--primary);border-radius:999px}
h1,h2,h3{color:#8c6de6;line-height:1.25;margin:0 0 12px}
h1{font-size:clamp(30px,5vw,54px)}
h2{font-size:clamp(25px,3vw,36px)}
h3{font-size:21px}
p{margin:0 0 14px;color:var(--muted)}
.lead{font-size:18px;color:#53536A;max-width:780px}
.page-hero{padding:58px 0 30px;background:linear-gradient(180deg,#DDE0F4 0%,#EEF0FA 100%)}
.page-hero-card{display:grid;grid-template-columns:1.2fr .8fr;gap:26px;align-items:center;border-radius:30px;background:rgba(255,255,255,.72);border:1px solid var(--line);box-shadow:var(--shadow);padding:34px;overflow:hidden}
.page-hero-card.no-image{grid-template-columns:1fr}
.page-hero-img{border-radius:26px;background:linear-gradient(135deg,#fff,#F7F7FC);border:1px solid var(--line);padding:12px;min-height:230px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.page-hero-img img{width:100%;max-height:330px;object-fit:contain}
.badge-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.badge{display:inline-flex;padding:7px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--primary);font-weight:700;font-size:13px}
.quick-capsules{display:flex;gap:14px;overflow-x:auto;padding:4px 2px 12px;scrollbar-width:thin}
.quick-pill{min-width:178px;flex:1;padding:15px 16px;border-radius:20px;background:rgba(255,255,255,0.86);border:1px solid rgba(140,109,230,0.16);box-shadow:0 12px 26px rgba(140,109,230,0.08);transition:.22s ease}
.quick-pill:hover{border-color:rgba(140,109,230,.46);transform:translateY(-2px)}
.quick-pill b{display:inline-flex;color:var(--primary);font-size:13px;margin-bottom:6px}
.quick-pill strong{display:block;color:#3A3658;font-size:17px;margin-bottom:2px}
.quick-pill span{display:block;color:var(--muted);font-size:13px;line-height:1.6}
.intro-strip{border-radius:28px;background:linear-gradient(135deg,rgba(255,255,255,.82),rgba(247,247,252,.92));border:1px solid var(--line);box-shadow:var(--shadow);padding:26px 28px}
.info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card,.zone-card,.info-card,.faq-item,.soft-panel{background:rgba(255,255,255,0.92);border:1px solid rgba(140,109,230,0.16);box-shadow:0 14px 36px rgba(140,109,230,0.10);border-radius:24px}
.info-card{padding:22px}
.info-card .num,.zone-label,.step-num{color:#8c6de6;font-weight:900;display:inline-flex;padding:4px 10px;border-radius:999px;background:#EEF0FA;margin-bottom:10px}
.alternating{display:grid;gap:28px}
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center;padding:24px;border-radius:30px;background:rgba(255,255,255,.68);border:1px solid var(--line);box-shadow:var(--shadow)}
.feature-row.reverse .feature-media{order:2}
.feature-row.reverse .feature-copy{order:1}
.feature-media{border-radius:26px;background:linear-gradient(135deg,#fff 0%,#F7F7FC 100%);border:1px solid var(--line);padding:12px;min-height:260px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.content-img,.zone-card img,.app-section img,.banner-slider img{max-width:100%;height:auto}
.feature-media img{width:100%;max-height:330px;object-fit:contain}
.feature-points{display:grid;gap:10px;margin:16px 0 18px;padding:0;list-style:none}
.feature-points li{position:relative;padding-left:24px;color:#55546D}
.feature-points li::before{content:"";position:absolute;left:0;top:12px;width:8px;height:8px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 5px rgba(140,109,230,.12)}
.zone-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.zone-card{overflow:hidden;padding:0}
.zone-card .zone-img{height:170px;background:linear-gradient(135deg,#fff,#EEF0FA);display:flex;align-items:center;justify-content:center;padding:10px;border-bottom:1px solid var(--line)}
.zone-card .zone-img img{width:100%;height:100%;object-fit:contain}
.zone-card .zone-body{padding:18px}
.zone-card.text-only{padding:20px;background:linear-gradient(135deg,rgba(255,255,255,.95),rgba(238,240,250,.88))}
.app-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:center;padding:30px;border-radius:32px;background:linear-gradient(135deg,#fff 0%,#F7F7FC 55%,#EEF0FA 100%);border:1px solid var(--line);box-shadow:var(--shadow)}
.app-visual{min-height:290px;display:flex;align-items:center;justify-content:center;border-radius:28px;background:rgba(255,255,255,.72);border:1px solid var(--line);padding:18px}
.app-visual img{max-height:340px;object-fit:contain}
.function-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:18px 0}
.function-list span{padding:12px 14px;border-radius:17px;background:#fff;border:1px solid var(--line);color:#4B4767;font-weight:700}
.security-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px;align-items:start}
.security-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.security-card{padding:18px;border-radius:22px;background:rgba(255,255,255,.92);border:1px solid var(--line);box-shadow:0 10px 28px rgba(140,109,230,.08)}
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.faq-item{padding:22px}
.notice-box{padding:24px 26px;border-radius:26px;background:linear-gradient(135deg,rgba(75,74,107,.96),rgba(75,74,107,.88));color:#fff;box-shadow:0 18px 44px rgba(75,74,107,.22)}
.notice-box h2,.notice-box h3{color:#fff}.notice-box p{color:#F3F2FB}
.content-grid{display:grid;grid-template-columns:2fr 1fr;gap:24px;align-items:start}
.article-card{padding:28px;border-radius:28px;background:rgba(255,255,255,.88);border:1px solid var(--line);box-shadow:var(--shadow)}
.article-card h2{margin-top:20px}.article-card h2:first-child{margin-top:0}
.side-list{display:grid;gap:14px;position:sticky;top:100px}
.side-box{padding:20px;border-radius:24px;background:rgba(255,255,255,.88);border:1px solid var(--line);box-shadow:0 10px 28px rgba(140,109,230,.08)}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.step-card{padding:22px;border-radius:24px;background:rgba(255,255,255,.9);border:1px solid var(--line);box-shadow:var(--shadow)}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.site-footer{margin-top:48px;background:#4B4A6B;color:#F3F2FB;padding:44px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}
.footer-brand img{width:150px;max-height:54px;object-fit:contain;margin-bottom:14px;filter:brightness(1.08)}
.footer-brand p,.footer-reminder p{color:#F3F2FB;opacity:.9}
.footer-col h3{color:#fff;font-size:18px;margin-bottom:12px}
.footer-col a{display:block;color:#F3F2FB;opacity:.92;margin:7px 0}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-reminder{margin-top:26px;padding-top:18px;border-top:1px solid rgba(255,255,255,.15);font-size:14px}
@media (max-width:1080px){
  .nav-links a{font-size:14px;padding:8px 9px}.brand img{width:136px}.zone-wall{grid-template-columns:repeat(2,1fr)}.info-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .desktop-nav{display:none}.mobile-topbar{display:flex}.site-main{padding-top:0}.hero-pad{padding-top:16px}.banner-slider{margin:18px auto 24px;border-radius:18px}.banner-stage{height:240px}.banner-caption{left:14px;right:14px;bottom:14px;max-width:none;padding:12px 14px}.banner-caption strong{font-size:18px}.banner-caption span{font-size:12px}.slider-arrow{width:34px;height:34px;font-size:24px}.slider-prev{left:9px}.slider-next{right:9px}
  .section{padding:28px 0}.section-head{display:block}.page-hero{padding:28px 0 18px}.page-hero-card,.content-grid,.feature-row,.app-section,.security-layout{grid-template-columns:1fr}.page-hero-card{padding:24px}.page-hero-img{min-height:180px}.feature-row.reverse .feature-media,.feature-row.reverse .feature-copy{order:initial}.feature-media{min-height:200px}.info-grid,.faq-grid,.security-cards,.function-list,.steps-grid,.contact-grid{grid-template-columns:1fr}.zone-wall{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.side-list{position:static}.shell{width:min(100% - 28px,1200px)}
}
@media (max-width:520px){
  h1{font-size:30px}h2{font-size:25px}.lead{font-size:16px}.mobile-register{padding:8px 11px}.mobile-logo img{width:112px}.banner-stage{height:205px}.banner-caption{display:none}.quick-pill{min-width:176px}.info-grid{grid-template-columns:1fr}.zone-card .zone-img{height:150px}.footer-grid{grid-template-columns:1fr}.notice-box,.intro-strip,.article-card{padding:20px}.app-section,.feature-row{padding:18px;border-radius:24px}.mobile-drawer{width:86vw}
}