
:root{--bg:#fff;--ink:#080808;--muted:#666;--line:#e7e7e7;--soft:#f5f5f5;--black:#000;--white:#fff;--radius:28px;--shadow:0 20px 60px rgba(0,0,0,.08)}
*{box-sizing:border-box}html{scroll-behavior:auto}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.65;text-rendering:optimizeSpeed;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}img{display:block;max-width:100%;height:auto}button{font:inherit}.container{width:min(1200px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);border-bottom:1px solid var(--line)}.nav-wrap{height:74px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:10px;font-weight:900}.brand img{width:42px;height:42px}.nav{display:flex;gap:24px;margin-left:auto}.nav a{font-size:14px;font-weight:700;color:#111}.nav a.active,.nav a:hover{text-decoration:underline;text-underline-offset:6px}.nav-actions{display:flex;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;border:1px solid transparent;padding:12px 18px;font-weight:850;cursor:pointer}.btn-dark{background:#000;color:#fff}.btn-light,.btn-outline{background:#fff;color:#000;border-color:#dcdcdc}.menu-toggle{display:none;border:0;background:transparent;flex-direction:column;gap:5px;margin-left:auto}.menu-toggle span{width:24px;height:2px;background:#000}.eyebrow{display:inline-flex;font-size:12px;letter-spacing:.18em;text-transform:uppercase;font-weight:900;color:#111}.hero{padding:78px 0 38px}.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.hero-copy h1,.section-head h2,.split h2,.page-hero h1{font-size:clamp(44px,7vw,96px);line-height:.9;letter-spacing:-.075em;margin:18px 0;color:#000}.hero-copy p,.section-head p,.split p,.page-hero p,.product-copy p,.step-list p,.steps p,.card-grid p,.faq-list p,.entry-grid p{color:var(--muted);margin:0}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.hero-device{position:relative;background:#f6f6f6;border-radius:44px;min-height:560px;display:grid;place-items:center;overflow:hidden}.main-product{width:min(66%,440px);object-fit:contain}.mini-product{position:absolute;width:112px;aspect-ratio:1/1;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:24px;padding:12px}.p1{right:30px;top:34px}.p2{right:44px;bottom:46px}.p3{left:34px;bottom:38px}
.quick-links{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:20px}.quick-links a{border:1px solid var(--line);border-radius:24px;padding:22px;background:#fff}.quick-links b{display:block;font-size:22px}.quick-links span{color:var(--muted)}.section{padding:76px 0}.section-head{max-width:860px;margin-bottom:28px}.product-showcase{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.product-feature{grid-row:span 3;background:#f6f6f6;border-radius:36px;padding:28px}.product-card{background:#f6f6f6;border-radius:36px;padding:22px;display:grid;grid-template-columns:180px 1fr;gap:18px;align-items:center}.product-img{background:#fff;border-radius:24px;padding:16px}.product-img img{width:100%;aspect-ratio:1/1;object-fit:contain}.product-copy span{font-weight:900}.product-copy h3{font-size:32px;letter-spacing:-.04em;margin:8px 0}.product-copy ul{display:flex;gap:8px;flex-wrap:wrap;list-style:none;margin:14px 0 0;padding:0}.product-copy li{background:#fff;border-radius:999px;padding:7px 10px;font-size:13px}.black-section{background:#000;color:#fff}.black-section .eyebrow,.black-section h2{color:#fff}.black-section p{color:#bdbdbd}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px}.step-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.step-list article{background:#141414;border-radius:24px;padding:22px}.step-list b{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#fff;color:#000}.step-list h3{font-size:24px}.page-hero{padding:72px 0;display:grid;grid-template-columns:1fr .9fr;gap:34px;align-items:center}.page-hero img{background:#f6f6f6;border-radius:36px;padding:28px;max-height:420px;width:100%;object-fit:contain}.logo-img{max-height:220px!important}.compare-table{border:1px solid var(--line);border-radius:26px;overflow:hidden}.compare-row{display:grid;grid-template-columns:1fr 1.4fr 1.1fr 1fr 1.1fr .7fr;gap:14px;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line)}.compare-row:last-child{border-bottom:0}.compare-row.head{background:#000;color:#fff;font-weight:900}.mini{border:1px solid #ddd;background:#fff;border-radius:999px;padding:9px 12px;font-weight:900;cursor:pointer}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.steps article,.card-grid article,.entry-grid article,.faq-list details{background:#f6f6f6;border-radius:26px;padding:22px}.steps b{display:grid;place-items:center;width:44px;height:44px;background:#000;color:#fff;border-radius:50%}.steps h2,.card-grid h2,.entry-grid h2{font-size:24px;line-height:1.1}.card-grid,.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.entry-grid{grid-template-columns:repeat(4,1fr)}.entry-grid span{font-size:12px;letter-spacing:.16em;font-weight:900}.faq-list{display:grid;gap:12px}.faq-list summary{font-size:22px;font-weight:900;cursor:pointer;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list p{margin-top:10px}.footer{background:#000;color:#fff;padding:36px 0 60px}.footer-grid{display:flex;justify-content:space-between;gap:28px}.footer strong{font-size:22px}.footer p{max-width:640px;color:#aaa}.footer-links{display:flex;flex-direction:column;align-items:flex-end;gap:8px}.footer-btn{border:1px solid #333;background:#111;color:#fff;border-radius:999px;padding:10px 14px;font-weight:900;cursor:pointer}.contact-modal{display:none;position:fixed;inset:0;z-index:1000;align-items:center;justify-content:center}.contact-modal.open{display:flex}.modal-mask{position:absolute;inset:0;background:rgba(0,0,0,.65)}.modal-panel{position:relative;z-index:2;width:min(430px,calc(100% - 28px));background:#fff;border-radius:30px;padding:28px;text-align:center}.modal-close{position:absolute;right:16px;top:10px;border:0;background:transparent;font-size:30px;cursor:pointer}.modal-panel p{color:var(--muted)}.qr-box{border:1px solid var(--line);border-radius:22px;padding:10px}.qr-box img{width:100%;border-radius:14px}.modal-links{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:16px}.modal-links a{background:#f6f6f6;border-radius:999px;padding:10px 14px}.float-contact{position:fixed;right:18px;bottom:18px;z-index:100;background:#000;color:#fff;border:0;border-radius:999px;padding:14px 18px;font-weight:900;cursor:pointer}.lock{overflow:hidden}
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@media(max-width:760px){.container{width:min(100%,calc(100% - 24px))}.hero,.section,.page-hero{padding:48px 0}.hero-copy h1,.section-head h2,.split h2,.page-hero h1{font-size:42px}.hero-device{min-height:420px}.mini-product{position:static;width:96px;margin:8px}.product-showcase,.steps,.card-grid,.entry-grid,.quick-links,.step-list{grid-template-columns:1fr}.product-card{grid-template-columns:1fr}.compare-row{grid-template-columns:1fr}}
