*{box-sizing:border-box} :root{--bg:#F5F7FF;--nav:rgba(12,18,40,.94);--title:#131A35;--primary:#5B6CFF;--deep:#16213E;--cyan:#00D4FF;--gold:#FFC857;--purple:#7A5CFF;--text:#1F2740;--muted:#66708A;--card:#fff;--border:rgba(91,108,255,.18);--shadow:0 20px 46px rgba(25,43,91,.14);--gradient:linear-gradient(135deg,#5B6CFF 0%,#7A5CFF 48%,#00D4FF 100%)}
html{scroll-behavior:smooth}body{margin:0;min-width:320px;overflow-x:hidden;background:var(--bg);color:var(--text);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}body.drawer-open{overflow:hidden}a{color:inherit}img{max-width:100%}.container{width:min(1200px,calc(100% - 40px));margin:auto}.narrow{width:min(880px,calc(100% - 40px))}.skip{position:fixed;left:12px;top:-60px;z-index:12000;background:#fff;padding:8px 14px;border-radius:10px}.skip:focus{top:10px}
.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{width:min(1280px,calc(100% - 40px));min-height:72px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:18px}.site-logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:#fff;font-weight:800;white-space:nowrap}.site-logo img{display:block;max-height:44px;width:auto}.nav-core{display:flex;align-items:center;gap:5px}.nav-core a{padding:8px 12px;border-radius:999px;color:#EEF2FF;text-decoration:none;font-size:14px;white-space:nowrap}.nav-core a:hover,.nav-core a.active{background:rgba(0,212,255,.16);color:#fff}.header-actions{display:flex;align-items:center;gap:10px;white-space:nowrap}
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.hero,.sub-hero{position:relative;overflow:hidden;background:radial-gradient(circle at 12% 20%,rgba(122,92,255,.2),transparent 30%),radial-gradient(circle at 88% 18%,rgba(0,212,255,.18),transparent 28%),linear-gradient(135deg,#F8F5FF,#EDF7FF 52%,#FFF6FB)}.hero{padding:84px 0 72px}.sub-hero{padding:72px 0 64px}.hero-grid,.sub-grid{display:grid;grid-template-columns:1.04fr .96fr;align-items:center;gap:52px}.eyebrow,.kicker{display:inline-block;color:var(--purple);font-size:13px;font-weight:900;letter-spacing:.12em}.hero h1,.sub-hero h1{margin:12px 0;color:var(--title);font-size:clamp(42px,6vw,76px);line-height:1.07;letter-spacing:-.04em}.sub-hero h1{font-size:clamp(38px,5vw,60px)}.hero h1 span{display:block;margin-top:10px;font-size:clamp(24px,3vw,40px);color:transparent;background:var(--gradient);background-clip:text;-webkit-background-clip:text}.lead,.hero-copy>p{color:var(--muted);font-size:17px;margin:0}.hero-actions,.hero-points{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.hero-points span{padding:7px 13px;background:rgba(255,255,255,.8);border:1px solid var(--border);border-radius:999px;font-size:13px;font-weight:800}.hero-media{position:relative;min-height:490px;display:flex;align-items:center;justify-content:center}.hero-media img,.sub-media img{width:100%;max-height:550px;object-fit:contain;filter:drop-shadow(0 28px 38px rgba(25,43,91,.2))}.float-card{position:absolute;width:180px;padding:13px 15px;border-radius:18px;background:rgba(255,255,255,.88);box-shadow:0 16px 36px rgba(25,43,91,.15);font-size:13px;font-weight:800}.float-card.one{left:-15px;top:80px}.float-card.two{right:-8px;bottom:80px}
.highlight{position:relative;z-index:3;margin-top:-34px}.highlight-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--border);border-radius:24px;overflow:hidden;box-shadow:var(--shadow)}.highlight article{padding:22px}.highlight article+article{border-left:1px solid var(--border)}.highlight h3{margin:0 0 6px;color:var(--title)}.highlight p{margin:0;color:var(--muted);font-size:13px}
.section{padding:86px 0}.soft{background:linear-gradient(180deg,rgba(234,247,255,.65),rgba(245,247,255,.15))}.section-head{max-width:740px;margin-bottom:30px}.section-head.center{text-align:center;margin-left:auto;margin-right:auto}.section-head h2,.copy h2,.notice h2,.panel h2{margin:7px 0 10px;color:var(--title);font-size:clamp(28px,4vw,43px);line-height:1.2}.section-head p,.copy p{color:var(--muted);margin:0}.pill-nav{display:flex;flex-wrap:wrap;gap:12px}.pill-nav a{min-width:145px;display:flex;flex-direction:column;padding:12px 16px;border-radius:18px;background:#fff;border:1px solid var(--border);box-shadow:0 10px 22px rgba(25,43,91,.08);text-decoration:none}.pill-nav strong{color:var(--primary);font-size:14px}.pill-nav span{color:var(--muted);font-size:12px}
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.prose{padding:30px}.prose p{margin:0 0 16px}.split-panel{display:grid;grid-template-columns:1fr 1fr;gap:24px}.panel{padding:30px}.panel.dark{background:radial-gradient(circle at 90% 0,rgba(0,212,255,.22),transparent 34%),#11182F;color:#EEF2FF}.panel.dark h2{color:#fff}.panel.dark p{color:#CDD5EE}.mini-points{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.mini-points span{padding:7px 11px;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:rgba(255,255,255,.06);font-size:12px}.panel blockquote{margin:16px 0 0;padding:16px;border-radius:16px;background:#F7F8FF}.panel blockquote p{margin:0 0 7px;color:var(--text)}.panel cite{color:var(--primary);font-style:normal;font-size:13px;font-weight:800}.review{padding:23px}.review strong{color:var(--primary);font-size:14px}
.faq{display:grid;gap:12px}.faq details{background:#fff;border:1px solid var(--border);border-radius:18px;box-shadow:0 10px 24px rgba(25,43,91,.07);overflow:hidden}.faq summary{position:relative;cursor:pointer;padding:18px 52px 18px 20px;color:var(--title);font-weight:800;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";position:absolute;right:20px;top:13px;color:var(--primary);font-size:26px}.faq details[open] summary:after{content:"−"}.faq details p{margin:0;padding:0 20px 20px;color:var(--muted)}.notice{display:grid;grid-template-columns:.85fr 1.35fr auto;gap:26px;align-items:center;padding:34px;border-radius:28px;color:#EEF2FF;background:radial-gradient(circle at 20% 0,rgba(122,92,255,.34),transparent 32%),linear-gradient(135deg,#11182F,#16213E);box-shadow:0 24px 54px rgba(11,16,36,.24)}.notice h2{color:#fff}.notice p{margin:0;color:#CDD5EE}
.site-footer{margin-top:86px;background:#0B1024;color:#EEF2FF}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:38px;padding:62px 0 40px}.footer-grid h3{margin:0 0 12px}.footer-grid a{display:block;margin:7px 0;color:#C9D2EC;text-decoration:none;font-size:14px}.footer-brand p{max-width:450px;color:#AEB9D8;font-size:14px}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.1);padding:22px 0 28px;color:#95A2C5;font-size:13px}.footer-bottom p{margin:0}.footer-bottom div{display:flex;gap:14px}.footer-bottom a{text-decoration:none}.mobile-bottom{display:none}.reveal{opacity:0;transform:translateY(18px);transition:.55s}.reveal.visible{opacity:1;transform:none}
@media(max-width:1080px){.nav-core a{padding:8px 9px;font-size:13px}.grid3,.services,.reviews{grid-template-columns:repeat(2,1fr)}.notice{grid-template-columns:1fr 1.3fr}.notice .ghost-btn{grid-column:1/-1;justify-self:start}}
@media(max-width:880px){body{padding-bottom:70px}.header-inner{width:calc(100% - 24px);min-height:64px}.nav-core,.desktop-menu{display:none}.mobile-menu{display:inline-flex}.hero-grid,.sub-grid,.media-split,.split-panel{grid-template-columns:1fr}.hero-copy,.sub-copy{text-align:center}.hero-actions,.hero-points{justify-content:center}.hero-media{min-height:370px}.highlight-grid{grid-template-columns:repeat(2,1fr)}.highlight article:nth-child(3){border-left:0;border-top:1px solid var(--border)}.highlight article:nth-child(4){border-top:1px solid var(--border)}.grid2{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:1/-1}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9000;display:grid;grid-template-columns:repeat(4,1fr);padding:8px 10px calc(8px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);border-top:1px solid var(--border);box-shadow:0 -10px 26px rgba(25,43,91,.1)}.mobile-bottom a{display:flex;flex-direction:column;align-items:center;color:var(--muted);font-size:11px;font-weight:800;text-decoration:none}.mobile-bottom b{color:var(--primary);font-size:19px}.site-logo span{font-size:16px}}
@media(max-width:640px){.container,.narrow{width:calc(100% - 28px)}.section{padding:60px 0}.hero{padding:48px 0 56px}.hero h1{font-size:44px}.hero h1 span{font-size:26px}.lead,.hero-copy>p{font-size:15px}.hero-media{min-height:310px}.float-card{width:150px;font-size:11px;padding:10px}.float-card.one{left:0;top:35px}.float-card.two{right:0;bottom:28px}.highlight{margin-top:-22px}.highlight-grid,.grid3,.services,.reviews{grid-template-columns:1fr}.highlight article+article,.highlight article:nth-child(3),.highlight article:nth-child(4){border-left:0;border-top:1px solid var(--border)}.notice{grid-template-columns:1fr;padding:25px}.notice .ghost-btn{grid-column:auto}.card,.prose,.panel,.review{padding:20px}.footer-grid{grid-template-columns:1fr;gap:20px;padding-top:46px}.footer-brand{grid-column:auto}.footer-bottom{flex-direction:column;align-items:flex-start}.drawer-nav{grid-template-columns:1fr}.site-logo span{display:none}.footer-logo span{display:inline}}