:root{color-scheme:light;--bg: #f4f6f7;--paper: #ffffff;--surface: #e9eef2;--surface-blue: #e7eef9;--text: #17232d;--muted: #66747f;--muted-2: #8a969f;--line: rgba(23, 35, 45, .14);--accent: #175bd8;--accent-dark: #0e45ad;--radius: 18px;--radius-sm: 12px;--font: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "Segoe UI", Arial, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg)}body{margin:0;min-width:320px;overflow-x:hidden;background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased}body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input,textarea{font:inherit}button{color:inherit}.page-shell{width:min(1320px,calc(100% - 64px));margin-inline:auto}.section{padding:clamp(86px,8vw,132px) 0}.section-tight{padding:clamp(60px,6vw,96px) 0}.section-heading{max-width:760px;margin-bottom:48px}.eyebrow{display:block;margin-bottom:18px;color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.12em}h1,h2,h3,p{margin-top:0}h1,h2,h3{letter-spacing:-.045em}h1{font-size:clamp(3.4rem,6vw,6.5rem);line-height:1}h2{margin-bottom:20px;font-size:clamp(2.35rem,4.4vw,4.6rem);line-height:1.06}h3{font-size:clamp(1.25rem,1.8vw,1.7rem);line-height:1.18}p{color:var(--muted);line-height:1.78}.lead{max-width:650px;font-size:clamp(1rem,1.25vw,1.18rem)}.button-row{display:flex;flex-wrap:wrap;gap:12px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 25px;border:1px solid transparent;border-radius:999px;font-size:14px;font-weight:700;white-space:nowrap;transition:transform .2s ease,background .2s ease,border-color .2s ease}.button:hover{transform:translateY(-2px)}.button:active{transform:translateY(0) 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auto;background:var(--text);transition:transform .2s ease}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3px) rotate(-45deg)}.mobile-panel{display:none}.hero{display:grid;grid-template-columns:minmax(460px,44%) 1fr;min-height:830px;padding-top:74px;background:var(--paper)}.hero-content{display:flex;align-items:center;padding:84px clamp(36px,6vw,110px)}.hero-copy{max-width:610px}.hero h1{max-width:7.8ch;margin-bottom:28px;font-size:clamp(4rem,6.3vw,7.2rem)}.hero .lead{max-width:520px;margin-bottom:34px;color:#586772}.hero-media{position:relative;overflow:hidden;margin:22px 22px 22px 0;border-radius:var(--radius)}.hero-media img{width:100%;height:100%;object-fit:cover;object-position:56% center;animation:hero-in 1.2s cubic-bezier(.2,.7,.2,1) both}@keyframes hero-in{0%{transform:scale(1.04);opacity:.7}to{transform:scale(1);opacity:1}}.metric-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper)}.metrics{display:grid;grid-template-columns:repeat(4,1fr)}.metric{padding:36px 30px;border-left:1px solid var(--line)}.metric:last-child{border-right:1px solid var(--line)}.metric strong{display:block;margin-bottom:7px;font-size:clamp(2rem,3vw,3rem);letter-spacing:-.05em}.metric span{color:var(--muted);font-size:13px}.product-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px}.product-card{display:grid;grid-template-rows:1fr auto;grid-column:span 6;overflow:hidden;min-height:540px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper);transition:transform .3s ease,box-shadow .3s ease}.product-card:nth-child(1),.product-card:nth-child(4){grid-column:span 7}.product-card:nth-child(2),.product-card:nth-child(3){grid-column:span 5}.product-card:hover{transform:translateY(-5px);box-shadow:0 28px 70px #2637461f}.product-card 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img{min-height:310px;padding:26px}.tech-layout{gap:40px}.story-panel{min-height:0}.story-copy{padding:34px 26px 42px}.hotel-feature,.hotel-feature>img{min-height:600px}.cta-panel{grid-template-columns:1fr;padding:34px 26px}.page-hero{padding-top:132px}.page-hero-media{margin-top:40px;aspect-ratio:4 / 5}.detail-layout,.content-grid,.contact-layout{gap:44px}.values,.case-list{grid-template-columns:1fr}.case-item:nth-child(odd),.case-item:nth-child(2n){padding:22px 4px;border-right:0}.news-row{grid-template-columns:1fr auto;gap:10px 20px}.news-row>div{grid-column:1 / -1}.news-row>b{grid-column:2;grid-row:1}.footer-main{grid-template-columns:1fr;gap:40px}.footer-contact{grid-column:auto}.footer-bottom{flex-direction:column}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}