:root{
  --bg:#F5F7FF;--nav:rgba(12,18,40,.94);--title:#131A35;--brand:#5B6CFF;--deep:#16213E;
  --cyan:#00D4FF;--gold:#FFC857;--rose:#D94F70;--light-blue:#EAF7FF;--light-gold:#FFF4D6;
  --violet:#7A5CFF;--text:#1F2740;--muted:#66708A;--soft:#9AA4BA;--card:#FFF;--dark-card:#11182F;
  --border:rgba(91,108,255,.18);--shadow:0 20px 46px rgba(25,43,91,.14);--radius:24px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;line-height:1.75;overflow-x:hidden}
body.drawer-open{overflow:hidden}img{max-width:100%;height:auto;display:block}a{color:inherit}.skip-link{position:fixed;left:12px;top:-60px;z-index:12000;background:#fff;padding:10px 14px;border-radius:10px}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;width:100%;z-index:9999;background:var(--nav);backdrop-filter:blur(12px);box-shadow:0 8px 26px rgba(25,43,91,.16)}
.header-inner{max-width:1280px;margin:0 auto;min-height:72px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:22px}.site-logo,.footer-logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;letter-spacing:.02em}.site-logo{color:#fff;white-space:nowrap}.site-logo img,.footer-logo img{width:44px;height:44px;object-fit:contain}.nav-core{display:flex;align-items:center;justify-content:center;gap:6px;flex:1}.nav-core a{color:#EEF2FF;text-decoration:none;border-radius:999px;padding:8px 12px;font-size:15px;white-space:nowrap}.nav-core a:hover,.nav-core a.active{color:#fff;background:rgba(0,212,255,.16)}
.header-actions{display:flex;align-items:center;gap:10px}.main-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%);color:#fff;border-radius:999px;padding:13px 24px;text-decoration:none;font-weight:700;box-shadow:0 14px 32px rgba(91,108,255,.22);border:0;transition:.2s transform,.2s box-shadow}.main-btn:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(91,108,255,.28)}.main-btn.compact{padding:10px 18px;font-size:14px;white-space:nowrap}.secondary-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);background:#fff;color:var(--brand);padding:12px 20px;border-radius:999px;text-decoration:none;font-weight:700}
.menu-toggle{width:42px;height:42px;border:1px solid rgba(255,255,255,.2);border-radius:14px;background:rgba(255,255,255,.08);display:grid;place-content:center;gap:4px;cursor:pointer}.menu-toggle span{width:18px;height:2px;background:#fff;border-radius:2px}.mobile-only{display:none}
.drawer-mask{position:fixed;inset:0;background:rgba(6,10,24,.55);z-index:10000;opacity:0;transition:opacity .22s}.drawer-mask.show{opacity:1}.site-drawer{position:fixed;top:0;right:0;width:min(380px,88vw);height:100vh;background:#fff;z-index:10001;transform:translateX(105%);transition:transform .25s ease;box-shadow:-24px 0 50px rgba(11,16,36,.2);padding:24px;overflow-y:auto}.site-drawer.open{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--border)}.drawer-head strong{font-size:20px;color:var(--title)}.drawer-close{border:0;background:#EDF0FF;color:var(--title);width:40px;height:40px;border-radius:50%;font-size:26px;cursor:pointer}.drawer-nav{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:20px 0}.drawer-nav a{padding:12px 14px;background:#F7F8FF;border:1px solid var(--border);border-radius:14px;text-decoration:none;color:var(--title)}.drawer-nav a:hover{background:#EEF1FF;color:var(--brand)}.drawer-note{margin-top:8px;padding:16px;border-radius:16px;background:var(--light-gold);color:#6A5320;font-size:14px}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}.section{padding:84px 0}.section.tight{padding:56px 0}.section-title{font-size:clamp(28px,4vw,44px);line-height:1.2;margin:0 0 16px;color:var(--title)}.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:800;letter-spacing:.08em;font-size:13px;text-transform:uppercase;margin-bottom:12px}.section-kicker:before{content:"";width:28px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--gold),var(--cyan))}.section-lead{font-size:17px;color:var(--muted);max-width:760px;margin:0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:34px}.text-link{color:var(--brand);text-decoration:none;font-weight:700}.text-link:hover{text-decoration:underline}
.hero{position:relative;overflow:hidden;padding:84px 0 70px;background:radial-gradient(circle at 15% 18%,rgba(122,92,255,.18),transparent 35%),radial-gradient(circle at 88% 30%,rgba(0,212,255,.16),transparent 28%),linear-gradient(135deg,#F8F4FF 0%,#EEF6FF 46%,#FFF4FA 100%)}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(2px);pointer-events:none}.hero:before{width:280px;height:280px;left:-90px;bottom:-110px;background:rgba(91,108,255,.12)}.hero:after{width:240px;height:240px;right:-60px;top:50px;background:rgba(217,79,112,.1)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}.hero-copy h1{font-size:clamp(48px,7vw,82px);line-height:1;margin:0 0 18px;color:var(--title);letter-spacing:-.04em}.hero-copy .subtitle{font-size:clamp(24px,3vw,38px);font-weight:800;color:var(--deep);margin:0 0 20px}.hero-copy .intro{font-size:17px;color:var(--muted);max-width:680px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0}.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.hero-points span{padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.78);border:1px solid var(--border);color:var(--deep);font-size:14px}.hero-visual{position:relative;padding:20px}.hero-visual:before{content:"";position:absolute;inset:7% 4%;background:linear-gradient(145deg,rgba(91,108,255,.18),rgba(0,212,255,.18));filter:blur(28px);border-radius:40px}.hero-visual img{position:relative;width:100%;max-height:560px;object-fit:contain;filter:drop-shadow(0 28px 38px rgba(25,43,91,.2))}
.highlight-strip{margin-top:-20px;position:relative;z-index:2}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}.highlight-item{padding:24px}.highlight-item+ .highlight-item{border-left:1px solid var(--border)}.highlight-item strong{display:block;color:var(--title);font-size:18px;margin-bottom:6px}.highlight-item p{margin:0;color:var(--muted);font-size:14px}
.channel-pills{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.channel-pill{background:#fff;border:1px solid var(--border);border-radius:18px;padding:16px;text-decoration:none;transition:.2s}.channel-pill:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(25,43,91,.1)}.channel-pill strong{display:block;color:var(--title);margin-bottom:5px}.channel-pill span{font-size:13px;color:var(--muted)}
.media-split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}.media-split.reverse .media-copy{order:2}.media-split.reverse .media-image{order:1}.media-copy p{color:var(--muted);margin:0 0 16px}.media-image{background:linear-gradient(145deg,#EEF1FF,#EAFBFF);border:1px solid var(--border);border-radius:30px;padding:26px;box-shadow:var(--shadow)}.media-image img{width:100%;max-height:460px;object-fit:contain}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card-grid.two{grid-template-columns:repeat(2,1fr)}.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px}.zone-card{overflow:hidden}.zone-card img{width:100%;height:230px;object-fit:contain;background:linear-gradient(145deg,#F2F4FF,#ECFBFF);padding:14px}.zone-card .content{padding:24px}.zone-card h3,.info-card h3,.card h3{margin:0 0 10px;color:var(--title);font-size:23px}.zone-card p,.info-card p,.card p{margin:0 0 12px;color:var(--muted)}.info-card,.card{padding:26px}.feature-list{list-style:none;padding:0;margin:16px 0 0}.feature-list li{position:relative;padding-left:22px;margin:8px 0;color:var(--text)}.feature-list li:before{content:"";position:absolute;left:0;top:.72em;width:9px;height:9px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--cyan));box-shadow:0 0 0 4px rgba(91,108,255,.1)}
.dark-section{background:linear-gradient(145deg,#11182F,#182344);color:#EEF2FF}.dark-section .section-title,.dark-section h3{color:#fff}.dark-section .section-lead,.dark-section p{color:#BAC4E0}.security-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.security-card{display:grid;grid-template-columns:160px 1fr;gap:20px;align-items:center;padding:24px;border-radius:24px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12)}.security-card img{width:100%;height:150px;object-fit:contain}.security-card h3{margin:0 0 8px}.security-card p{margin:0}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.review-card{padding:24px}.review-card blockquote{margin:0;color:var(--text)}.review-card cite{display:block;margin-top:14px;color:var(--muted);font-style:normal;font-size:14px}.stars{color:var(--gold);letter-spacing:2px;margin-bottom:10px}
.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:18px;padding:0 20px}.faq-item summary{cursor:pointer;padding:18px 0;font-weight:800;color:var(--title);list-style:none;display:flex;justify-content:space-between;gap:20px}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font-size:22px;color:var(--brand)}.faq-item[open] summary:after{content:"−"}.faq-item p{color:var(--muted);padding:0 0 18px;margin:0}
.notice{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;padding:24px;border-radius:22px;background:var(--light-gold);border:1px solid rgba(255,200,87,.45)}.notice-icon{width:46px;height:46px;border-radius:15px;background:#fff;display:grid;place-items:center;font-size:22px}.notice h3{margin:0 0 6px;color:#5C4717}.notice p{margin:0;color:#735D29}
.inner-hero{padding:72px 0;background:radial-gradient(circle at 12% 25%,rgba(122,92,255,.16),transparent 35%),radial-gradient(circle at 90% 35%,rgba(0,212,255,.14),transparent 28%),linear-gradient(135deg,#F8F4FF,#EEF7FF)}.inner-hero-grid{display:grid;grid-template-columns:1fr .75fr;gap:44px;align-items:center}.inner-hero h1{font-size:clamp(38px,6vw,64px);line-height:1.1;color:var(--title);margin:0 0 18px}.inner-hero p{font-size:17px;color:var(--muted);margin:0}.inner-hero img{width:100%;max-height:370px;object-fit:contain;filter:drop-shadow(0 24px 30px rgba(25,43,91,.16))}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:28px;align-items:start}.article-main{display:grid;gap:20px}.article-section{padding:30px;background:#fff;border:1px solid var(--border);border-radius:22px;box-shadow:0 12px 30px rgba(25,43,91,.08)}.article-section h2{margin:0 0 14px;color:var(--title);font-size:28px}.article-section p{margin:0 0 14px;color:var(--muted)}.article-section p:last-child{margin-bottom:0}.article-aside{position:sticky;top:94px;display:grid;gap:18px}.aside-card{padding:22px;background:#fff;border:1px solid var(--border);border-radius:20px}.aside-card h3{margin:0 0 10px;color:var(--title)}.aside-card a{display:block;color:var(--brand);text-decoration:none;padding:7px 0}.aside-card p{color:var(--muted);margin:0}.page-image{padding:18px;background:linear-gradient(145deg,#EFF1FF,#ECFBFF);border:1px solid var(--border);border-radius:22px}.page-image img{width:100%;max-height:360px;object-fit:contain}.service-points{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.service-point{padding:20px;background:#F8F9FF;border:1px solid var(--border);border-radius:18px}.service-point strong{display:block;color:var(--title);margin-bottom:6px}.service-point span{color:var(--muted);font-size:14px}.quote-box{padding:24px;border-left:4px solid var(--brand);background:#F7F8FF;border-radius:0 18px 18px 0;color:var(--text)}
.site-footer{background:#0B1024;color:#EEF2FF;padding:62px 0 18px}.footer-inner{width:min(1180px,calc(100% - 40px));margin:0 auto;display:grid;grid-template-columns:1.1fr 2fr;gap:60px}.footer-brand p{color:#AEB8D5;max-width:420px}.footer-logo{color:#fff}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.footer-links strong{display:block;margin-bottom:12px}.footer-links a{display:block;color:#AEB8D5;text-decoration:none;padding:5px 0}.footer-links a:hover{color:#fff}.footer-bottom{width:min(1180px,calc(100% - 40px));margin:36px auto 0;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);color:#8F9AB8;font-size:13px}.mobile-bottom-nav{display:none}
@media (max-width:1050px){.nav-core{display:none}.channel-pills{grid-template-columns:repeat(3,1fr)}.card-grid{grid-template-columns:repeat(2,1fr)}.review-grid{grid-template-columns:repeat(2,1fr)}.article-layout{grid-template-columns:1fr}.article-aside{position:static;grid-template-columns:1fr 1fr}.footer-inner{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(4,1fr)}}
@media (max-width:780px){.header-inner{min-height:64px;padding:0 14px;gap:10px}.site-logo span{font-size:15px}.site-logo img{width:38px;height:38px}.desktop-menu{display:none}.mobile-only{display:grid}.header-actions{margin-left:auto}.main-btn.compact{padding:9px 14px;font-size:13px}.hero{padding:56px 0 50px}.hero-grid,.media-split,.media-split.reverse,.inner-hero-grid{grid-template-columns:1fr}.media-split.reverse .media-copy,.media-split.reverse .media-image{order:initial}.hero-copy h1{font-size:52px}.hero-visual{padding:0}.highlight-grid{grid-template-columns:1fr 1fr}.highlight-item+ .highlight-item{border-left:0}.highlight-item:nth-child(even){border-left:1px solid var(--border)}.highlight-item:nth-child(n+3){border-top:1px solid var(--border)}.channel-pills{grid-template-columns:1fr 1fr}.card-grid,.card-grid.two,.security-grid,.review-grid{grid-template-columns:1fr}.security-card{grid-template-columns:120px 1fr}.section{padding:62px 0}.section-head{display:block}.section-head .text-link{display:inline-block;margin-top:10px}.service-points{grid-template-columns:1fr}.article-aside{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}.mobile-bottom-nav{position:fixed;left:12px;right:12px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:9000;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(11,16,36,.94);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:8px;box-shadow:0 18px 40px rgba(11,16,36,.28)}.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;color:#EEF2FF;text-decoration:none;font-size:12px}.mobile-bottom-nav span{font-size:19px}body{padding-bottom:88px}.footer-bottom{padding-bottom:20px}}
@media (max-width:520px){.container{width:min(100% - 28px,1180px)}.site-logo span{display:none}.hero-copy h1{font-size:44px}.hero-copy .subtitle{font-size:24px}.hero-actions{display:grid}.main-btn,.secondary-btn{width:100%}.highlight-grid,.channel-pills{grid-template-columns:1fr}.highlight-item:nth-child(even){border-left:0}.highlight-item:nth-child(n+2){border-top:1px solid var(--border)}.security-card{grid-template-columns:1fr}.security-card img{height:180px}.drawer-nav{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}.article-section{padding:22px}.inner-hero{padding:54px 0}.inner-hero h1{font-size:38px}}