:root{--ink:#101828;--muted:#5c6677;--line:#e7ebf1;--paper:#f7f9fc;--blue:#075dcc;--deep:#030711}
*{box-sizing:border-box}html{scroll-behavior:smooth}body.product-v3{margin:0;color:var(--ink);background:#fff;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;overflow-x:hidden}body.product-v3 a{color:inherit;text-decoration:none}body.product-v3 img{display:block;max-width:100%}.pv-shell{width:min(1180px,calc(100% - 48px));margin-inline:auto}.pv-header{position:absolute;inset:0 0 auto;z-index:20;border-bottom:1px solid rgba(255,255,255,.14);color:#fff}.pv-header--light{color:#172033;border-color:rgba(20,32,51,.12)}.pv-header__inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:28px}.pv-logo img{width:148px}.pv-nav{display:flex;align-items:center;gap:25px;font-size:14px}.pv-nav>a,.pv-products summary{padding:27px 0;cursor:pointer}.pv-products{position:relative}.pv-products summary{list-style:none}.pv-products summary::-webkit-details-marker{display:none}.pv-products summary::after{content:"⌄";margin-left:6px;color:var(--accent,#3d8fff)}.pv-products__menu{position:absolute;top:62px;left:50%;width:245px;padding:9px;border:1px solid rgba(255,255,255,.14);border-radius:14px;background:rgba(3,8,18,.97);color:#dce6f6;box-shadow:0 22px 60px rgba(0,0,0,.28);transform:translateX(-50%);opacity:0;visibility:hidden;transition:.2s}.pv-products[open] .pv-products__menu,.pv-products:hover .pv-products__menu{opacity:1;visibility:visible}.pv-products__menu a{display:block;padding:10px 12px;border-radius:8px}.pv-products__menu a:hover,.pv-products__menu a[aria-current=page]{background:rgba(53,133,255,.2);color:#fff}.pv-header--light .pv-products__menu{color:#dce6f6}.pv-kicker{margin:0 0 14px;color:var(--accent,#236ddd);font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}.pv-title{margin:0;font-size:clamp(34px,4.8vw,66px);line-height:1.08;letter-spacing:-.035em}.pv-copy{color:var(--muted);font-size:16px;line-height:1.9}.pv-footer{color:#fff;background:#05080e}.pv-footer__links{background:var(--accent,#075dcc);padding:44px 0}.pv-footer__grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}.pv-footer__grid a{font-size:13px;text-align:center}.pv-footer__brand{padding:66px 0;background:radial-gradient(circle at 75% 45%,rgba(29,106,220,.32),transparent 28%),#05080e}.pv-footer__brand h2{margin:0 0 24px;font-size:clamp(25px,3vw,40px)}.pv-footer__brand p{margin:7px 0;color:rgba(255,255,255,.68)}.pv-footer__legal{display:flex;justify-content:space-between;gap:22px;padding:24px 0;color:rgba(255,255,255,.58);font-size:12px;border-top:1px solid rgba(255,255,255,.12)}.pv-media{overflow:hidden}.pv-media img{width:100%;height:100%;object-fit:cover}.pv-motion img{width:100%;height:auto}.pv-bullets{margin:0;padding:0;list-style:none}.pv-bullets li{position:relative;padding-left:20px;margin:12px 0;line-height:1.85}.pv-bullets li::before{content:"";position:absolute;left:0;top:.75em;width:7px;height:7px;border-radius:50%;background:var(--accent,#236ddd)}
@media(max-width:760px){.pv-shell{width:min(100% - 32px,1180px)}.pv-header__inner{min-height:66px}.pv-logo img{width:112px}.pv-nav{gap:13px;font-size:12px}.pv-nav>a:not(:last-child){display:none}.pv-nav>a,.pv-products summary{padding:22px 0}.pv-products__menu{position:fixed;top:62px;left:16px;right:16px;width:auto;transform:none}.pv-footer__grid{grid-template-columns:repeat(2,1fr);row-gap:22px}.pv-footer__legal{flex-direction:column}.pv-title{font-size:40px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.pv-products.is-dismissed .pv-products__menu{visibility:hidden;opacity:0}
.pv-products summary:focus-visible,.pv-products__menu a:focus-visible{outline:2px solid #c9a85e;outline-offset:4px}