:root{--navy:#183844;--navy-2:#214e59;--teal:#177e80;--teal-deep:#126064;--sand:#f5f5ef;--paper:#fffefa;--line:#dce6e2;--muted:#647b7f;--gold:#c6a16a;--radius:22px;--shadow:0 26px 75px rgba(24,56,68,.095)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--navy);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",Arial,sans-serif;-webkit-font-smoothing:antialiased}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{font:inherit}p{line-height:1.9}h1,h2,h3{letter-spacing:-.035em}svg{max-width:100%}::selection{background:#b5e5db;color:var(--navy)}html[data-lang=zh] .lang-en{display:none!important}html[data-lang=en] .lang-zh{display:none!important}.container{max-width:1196px;margin:auto;padding:0 32px}.site-header{position:relative;z-index:20;background:rgba(255,254,250,.97);border-bottom:1px solid #e5eae6}.header-inner{height:84px;display:flex;align-items:center;gap:28px}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand-mark{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:var(--navy);color:#e7f4e9;flex:none}.brand-name{display:block;font-size:17px;font-weight:800;letter-spacing:.045em;white-space:nowrap}.brand-small{display:block;font-size:10px;letter-spacing:.22em;color:var(--muted);font-weight:700;margin-top:4px;text-transform:uppercase}.nav-links{display:flex;align-items:center;gap:30px;margin-left:auto}.nav-links a{font-size:13px;color:#526b70;font-weight:650;transition:color .2s}.nav-links a:hover{color:var(--teal)}.header-actions{display:flex;align-items:center;gap:11px}.lang-toggle{border:1px solid #d8e2df;background:transparent;color:var(--navy);padding:10px 13px;border-radius:10px;font-weight:700;cursor:pointer;white-space:nowrap;font-size:12px}.nav-mail{display:inline-flex;align-items:center;gap:8px;padding:12px 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#ffffff05}.art-top{position:absolute;left:32px;top:30px;color:#a9c5ba;font-size:10px;letter-spacing:.18em;font-weight:700;z-index:2}.art-vertical{position:absolute;right:29px;top:145px;writing-mode:vertical-rl;letter-spacing:.4em;color:#c0d5c9;opacity:.64;font-size:11px;z-index:3}.art-footer{position:absolute;bottom:26px;left:31px;display:flex;align-items:center;gap:9px;font-size:10px;color:#d9e8df;letter-spacing:.2em;font-weight:700;z-index:2}.art-footer:before{content:"";width:37px;height:1px;background:#d3b87d}.skyline{position:absolute;inset:40px 0 0;width:100%;height:100%;z-index:1}.hero-caption{position:absolute;right:-16px;bottom:34px;background:#ffffffeb;backdrop-filter:blur(6px);padding:18px 19px;border-radius:10px;border:1px solid #e6eeeb;box-shadow:0 20px 40px #18384418;z-index:3;display:flex;gap:14px;align-items:center;min-width:212px}.hero-caption strong{font-size:26px;line-height:1;font-weight:800}.hero-caption .tag{font-size:11px;color:var(--muted);margin-top:5px}.hero-caption .mini{height:34px;width:34px;border-radius:50%;border:1px solid #d9e7dd;display:grid;place-items:center;color:var(--teal)}.section{padding:105px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:42px}.section-eyebrow{font-size:11px;font-weight:800;color:var(--teal);letter-spacing:.18em;text-transform:uppercase;margin-bottom:17px}.section-title{font-size:clamp(30px,3.4vw,45px);font-weight:790;line-height:1.28;margin:0}.section-intro{max-width:395px;font-size:14px;color:var(--muted);line-height:1.95;margin:0}.about-section{background:#fffefa}.about-wrap{display:grid;grid-template-columns:1.06fr .94fr;gap:78px;align-items:center}.about-panel{position:relative;background:var(--sand);border-radius:20px;padding:55px 47px 35px;overflow:hidden;min-height:339px}.about-panel:after{position:absolute;right:-30px;top:-40px;content:"";height:220px;width:220px;border:1px solid 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rgba(24,56,68,.08)}.service-number{font-weight:700;color:var(--gold);font-size:12px;letter-spacing:.1em}.service-icon{display:grid;place-items:center;width:57px;height:57px;border:1px solid #d6e3dd;border-radius:13px;margin:28px 0 18px;background:#f3f8f4}.service-icon svg{width:29px;height:29px;stroke:var(--teal);stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round}.service h3{margin:0 0 12px;font-size:21px}.service p{color:var(--muted);font-size:13px;line-height:1.9;margin:0}.product{background:var(--paper)}.product-wrap{background:#183944;border-radius:20px;display:grid;grid-template-columns:1fr 1fr;overflow:hidden;min-height:433px}.product-content{padding:63px 61px;color:#fff;align-self:center}.product-content .section-eyebrow{color:#bbd7cc}.product-content h2{font-size:clamp(34px,4vw,47px);margin:0 0 18px}.product-content p{color:#c2d5d3;line-height:2;margin:0 0 30px;font-size:14px}.pills{display:flex;flex-wrap:wrap;gap:9px}.pill{display:inline-flex;border:1px 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p{max-width:470px;color:var(--muted);font-size:14px}.contact-address{display:flex;flex-direction:column;align-items:flex-start;gap:18px;padding-bottom:5px}.contact-label{font-size:11px;text-transform:uppercase;letter-spacing:.16em;font-weight:800;color:var(--muted)}.contact-email{font-size:clamp(22px,3vw,34px);font-weight:760;border-bottom:2px solid var(--teal);padding-bottom:10px;word-break:break-word}.contact-place{font-size:13px;color:var(--muted)}.footer{background:#14323e;color:#c6d6d4;padding:36px 0}.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.footer-brand{font-size:13px;color:white;font-weight:800}.footer-note{margin-top:7px;font-size:11px;letter-spacing:.02em;color:#9ab4b3}.footer-right{text-align:right;font-size:11px;color:#a4bfbb;line-height:1.8}.privacy-page{background:#f6f8f6;min-height:100vh}.privacy-header{background:#fff;border-bottom:1px solid var(--line)}.privacy-main{max-width:870px;margin:0 auto;padding:66px 30px 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@media(max-width:1050px){.nav-links{gap:18px}.header-inner{gap:14px}.hero-inner{min-height:575px}.hero h1{font-size:56px}.about-wrap{gap:40px}.service{padding:28px 24px}}
@media(max-width:780px){.container{padding:0 21px}.header-inner{height:73px}.brand-name{font-size:13px}.brand-small{font-size:9px}.nav-links{display:none}.header-actions{margin-left:auto}.nav-mail{padding:11px 12px}.nav-mail .nav-mail-label{display:none}.hero-inner{grid-template-columns:1fr;gap:30px;padding-top:70px;padding-bottom:65px}.hero h1{font-size:clamp(41px,8.9vw,62px)}.hero .lead{font-size:14px}.hero-note{margin-top:36px;gap:23px}.hero-visual{padding:0 10px 0 0}.art-frame{min-height:410px}.hero-caption{right:-3px}.section{padding:72px 0}.section-heading{align-items:start;flex-direction:column}.about-wrap{grid-template-columns:1fr;gap:25px}.about-panel{min-height:270px}.services-grid{grid-template-columns:1fr}.service{min-height:auto}.product-wrap{grid-template-columns:1fr}.product-content{padding:45px 31px 15px}.product-preview{padding:30px 40px 45px}.contact-section{padding-bottom:60px}.contact-wrap{padding-top:68px;grid-template-columns:1fr;gap:25px}.footer-inner{align-items:start;flex-direction:column;gap:20px}.footer-right{text-align:left}.privacy-main{padding:55px 19px 75px}.privacy-card{padding:28px 24px}.privacy-hero h1{font-size:35px}}
@media(max-width:420px){.brand-mark{width:39px;height:39px}.brand-name{font-size:12px}.brand-small{letter-spacing:.14em}.hero-buttons{width:100%}.hero-buttons .btn{width:100%}.hero-note{flex-wrap:wrap}.art-frame{min-height:330px}.art-top{left:22px;top:25px}.about-panel{padding:34px 28px}.product-preview{padding:22px 24px 36px}.tool-body{padding:19px}.nav-mail{min-height:39px}.lang-toggle{padding:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.service,.btn{transition:none}}