:root{--ink:#161616;--muted:#666;--line:#e3e3e3;--orange:#df684d;--lime:#baf443;--cream:#f6f4ef;--blue:#dcecff;--wrap:min(1240px,calc(100% - 64px))}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.wrap{width:var(--wrap);margin-inline:auto}.site-header{height:76px;padding:0 32px;display:flex;align-items:center;gap:40px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.96);position:sticky;top:0;z-index:20}.brand{display:inline-flex;align-items:center}.brand img{width:141px;height:35px;object-fit:contain;object-position:left center}.site-header nav{display:flex;gap:34px;margin-left:auto;font-size:14px}.site-header nav a{padding:12px 0}.site-header nav 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h1{font-size:clamp(68px,10vw,148px);letter-spacing:-.075em;line-height:.95;margin:28px 0}.detail-intro{font-size:clamp(24px,3vw,40px);line-height:1.4;max-width:800px;color:#555}.detail-showcase{min-height:740px;padding:80px;display:grid;place-items:center;overflow:hidden}.lingmi-bg{background:var(--orange)}.flow-bg{background:var(--lime)}.lumote-bg{background:var(--blue)}.wide-shot{max-width:1120px;margin:0}.wide-shot img{box-shadow:0 28px 70px rgba(0,0,0,.18)}figure figcaption{font-size:12px;margin-top:14px;color:#555}.phone-pair{display:flex;gap:58px;align-items:flex-end}.phone-pair figure{margin:0}.phone-pair img{height:650px;width:auto;object-fit:cover;object-position:top;border:10px solid #171717;border-radius:50px;box-shadow:0 25px 70px rgba(0,0,0,.18)}.detail-story{padding:140px 0 100px;display:grid;grid-template-columns:1.3fr 1fr;gap:120px;align-items:start}.steps{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.steps article{padding:55px 45px 70px 0}.steps article+article{border-left:1px solid var(--line);padding-left:45px}.steps span{font-size:13px;font-weight:700;color:var(--orange)}.steps h3{font-size:25px;margin:55px 0 18px}.steps p{font-size:16px;line-height:1.75;color:#555}.screen-grid{padding:110px 0;display:grid;grid-template-columns:1fr 1fr;gap:32px}.screen-grid figure{background:var(--blue);margin:0;padding:60px 60px 0;text-align:center}.screen-grid img{height:620px;width:auto;margin:auto;object-fit:cover;object-position:top;border:8px solid #171717;border-bottom:0;border-radius:44px 44px 0 0}.next-product{padding:110px 0}.next-product>p{font-size:13px;color:#777}.next-product a{font-size:clamp(30px,4vw,56px);line-height:1.2;letter-spacing:-.04em;display:flex;justify-content:space-between;padding-top:25px}.compact{padding:80px 0}.compact h2{font-size:clamp(38px,4.5vw,62px)}
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@media(max-width:520px){.compact .contact-grid{grid-template-columns:1fr}.phone-pair img{height:330px}.detail-showcase{min-height:430px;padding-inline:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.product-feature{transition:none}}
@media(max-width:800px){.home-hero h1{font-size:42px;letter-spacing:-.055em}}
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.qr-card img{height:auto}