@charset "UTF-8";
:root{color-scheme:dark;--bg:#0e1927;--panel:#152335;--ink:#edf2f7;--muted:#adbbc9;--accent:#9fcad7;--line:#2b3b4d}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 Arial,"Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}a:hover{color:var(--accent)}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:5px}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.16;font-weight:600;letter-spacing:-.025em}h1{font-size:clamp(52px,4.3vw,60px)}h2{font-size:clamp(30px,3vw,40px)}h3{font-size:23px}p{color:var(--muted)}img{display:block;width:100%}.container{width:min(1200px,calc(100% - 64px));margin-inline:auto}.skip{position:fixed;top:-100px;left:16px;z-index:100;background:var(--ink);color:var(--bg);padding:12px}.skip:focus{top:16px}.header{position:sticky;top:0;z-index:20;min-height:84px;background:#0e1927f5;border-bottom:1px solid var(--line);padding:16px max(32px,calc((100vw - 1200px)/2));display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand img{width:34px;height:34px;object-fit:contain}.brand>span{font-size:15px;font-weight:700;letter-spacing:.04em}.brand-light{font-weight:400}.brand small{display:block;color:var(--muted);font-size:8px;letter-spacing:.15em}.header-right{display:flex;align-items:center;gap:22px}nav{display:flex;gap:20px;font-size:13px}nav a{padding:8px 0}.language{display:flex;gap:2px}.language button{border:0;background:none;color:var(--muted);padding:8px 6px;font-size:12px}.language button[aria-pressed=true]{color:var(--ink);box-shadow:inset 0 -2px var(--accent)}#menu{display:none;border:1px solid var(--line);background:none;padding:7px 10px;border-radius:4px}.section{padding:80px 0;border-bottom:1px solid var(--line)}.hero{padding:66px 0 72px}.hero-layout,.product-layout,.about-layout,.contact-layout{display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center}.hero-layout{gap:44px;grid-template-columns:1.15fr 1fr}.eyebrow{display:block;text-transform:uppercase;letter-spacing:.12em;font-size:11px;color:var(--accent);margin-bottom:18px}.section-body{margin-top:22px;max-width:680px;font-size:17px}.section-copy>.action{margin-top:26px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.action{display:inline-flex;justify-content:center;align-items:center;min-height:46px;padding:11px 18px;border-radius:5px;background:#b6d5df;border:1px solid #b6d5df;color:#112130;font-size:14px;font-weight:600}.action:hover{background:#d2e6ec;color:#112130}.action.secondary{background:transparent;color:var(--ink);border-color:#506374}.visual{min-width:0;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#101d2a}.visual img{height:auto;object-fit:contain}.visual figcaption{font-size:11px;padding:10px 14px;color:var(--muted);border-top:1px solid var(--line)}.hero .visual img{aspect-ratio:5/4;object-fit:cover;padding:0}.product{background:#122031}.product-layout{grid-template-columns:.9fr 1.15fr}.product .visual{box-shadow:0 16px 40px #050d1650}.item-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-top:36px}.solution-item{display:flex;flex-direction:column;overflow:hidden;background:var(--panel);border:1px solid var(--line);border-radius:8px}.solution-item .visual{border:0;border-radius:0;height:auto;aspect-ratio:16/9}.solution-item .visual img{height:100%;min-height:0;object-fit:contain}.solution-item .card-copy{flex:1}.card-copy{padding:24px;min-width:0}.card-copy p{font-size:14px;margin-top:12px;line-height:1.65}.item-link{display:inline-block;margin-top:16px;font-size:13px;color:var(--accent);text-decoration:underline;text-underline-offset:4px}.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:34px}.scene{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--panel)}.scene .visual{border:0;border-radius:0}.scene .visual img{aspect-ratio:1.6;object-fit:cover}.scene .card-copy{padding:20px}.scene h3{font-size:19px}.gallery-note{font-size:12px;margin-top:16px}.about-layout{align-items:start}.company-scope{padding:32px;border-left:2px solid #7597ad;background:var(--panel)}.company-scope p{margin-top:18px}.company-scope small{display:block;color:var(--muted);margin-top:24px}.contact{background:#142337}.contact-layout{grid-template-columns:.9fr 1.1fr;align-items:start}.contact-details{background:#0e1927;border:1px solid #3b4d63;border-radius:8px;padding:30px;display:grid;grid-template-columns:1fr;gap:28px}.detail-block{min-width:0}.detail-block a{display:block;overflow-wrap:anywhere;font-size:14px}.detail-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-bottom:8px}.detail-block h3:not(:first-child),.detail-block span.detail-label{display:block;margin-top:20px}.detail-block address{font-style:normal;color:var(--muted);font-size:14px;line-height:1.75}.contact-person{color:var(--ink);font-size:15px}.contact-role{font-size:13px;margin-bottom:8px}#footer{padding:54px 0 20px;background:#0a1421}.footer-grid{display:grid;grid-template-columns:1.1fr 1fr 1.1fr .65fr;gap:36px}.footer-identity h2{font-size:17px;line-height:1.4;letter-spacing:.02em}.footer-identity p{font-size:13px;margin-top:14px}.footer-identity small{display:block;margin-top:18px;color:var(--muted);font-size:11px}.footer-links a{display:block;font-size:13px;margin-bottom:6px}.footer-bottom{border-top:1px solid var(--line);margin-top:36px;padding-top:18px;font-size:11px;color:var(--muted)}#status{max-width:1200px;margin:60px auto;padding:20px}#status .action{margin-top:16px}#preview{padding:12px 32px;text-align:center;background:#3b3423;color:#eee1bd;font-size:13px}dialog{border:1px solid #52657c;background:var(--panel);color:var(--ink);width:min(800px,calc(100% - 32px));max-height:85dvh;padding:32px;border-radius:10px;overflow:hidden}dialog::backdrop{background:#030914cc}.dialog-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.dialog-head .eyebrow{margin:0}#close-legal{background:transparent;border:1px solid #53667a;border-radius:4px;padding:6px 14px}#legal-title{font-size:30px;margin-bottom:20px}#legal-body{max-height:calc(85dvh - 180px);overflow:auto;padding-right:12px;overscroll-behavior:contain}#legal-body p{white-space:pre-line;font-size:16px;line-height:1.8}.legal-section{margin:24px 0}.legal-section h3{font-size:20px;margin-bottom:10px}.legal-updated{font-size:13px!important}
@media(max-width:1100px){.header-right{gap:12px}nav{gap:12px}.brand>span{font-size:13px}.solution-item{grid-template-columns:140px 1fr}.footer-grid{gap:24px}.hero-layout{gap:30px}h1{font-size:52px}}
@media(max-width:900px){#menu{display:block}nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--panel);padding:20px 32px;border-bottom:1px solid var(--line);max-height:70dvh;overflow:auto;flex-direction:column}nav.open{display:flex}nav a{font-size:17px}.hero-layout,.product-layout,.about-layout,.contact-layout{grid-template-columns:1fr;gap:32px}.hero .visual{max-width:600px}.hero .visual img{aspect-ratio:5/4}.scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.solution-item{grid-template-columns:1fr}.solution-item .visual img{height:180px;min-height:0}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}.section{padding:60px 0}h1{font-size:48px}.contact-details{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.container{width:calc(100% - 40px)}.header{padding:14px 16px;min-height:74px;gap:10px}.brand{gap:6px}.brand img{width:27px;height:27px}.brand>span{font-size:11px}.brand small{font-size:6px}.header-right{gap:5px}.language button{font-size:10px;padding:8px 4px}#menu{font-size:11px;padding:6px}.hero{padding-top:42px}h1{font-size:38px;line-height:1.16}h2{font-size:31px}.section-body{font-size:16px}.item-list{grid-template-columns:1fr}.scene-grid{gap:12px}.scene h3{font-size:17px}.scene .card-copy{padding:16px}.scene .card-copy p{font-size:13px}.card-copy{padding:22px}.contact-details{grid-template-columns:1fr;padding:24px}.company-scope{padding:24px}.footer-grid{grid-template-columns:1fr;gap:30px}.footer-identity{max-width:350px}dialog{padding:24px}#legal-title{font-size:26px}html{scroll-padding-top:90px}.actions .action{font-size:13px}#legal-body{max-height:calc(85dvh - 170px)}}
dialog[open]{display:flex;flex-direction:column}#legal-body{min-height:0;flex:1}.legal-review{padding:14px 16px;border:1px solid #766745;border-radius:5px;background:#302c22;color:#e3d8bd;font-size:14px!important;margin-bottom:18px}.dialog-head{gap:12px;flex-wrap:wrap}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}


/* V4.2: full-width cinematic hero, no image panel or conversion buttons. */
.hero{position:relative;isolation:isolate;overflow:hidden;min-height:650px;display:flex;align-items:center;padding:100px 0 112px;background:#071322}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:-3;pointer-events:none}
.hero-shade{position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(6,16,29,.98) 0%,rgba(6,16,29,.86) 34%,rgba(6,16,29,.37) 67%,rgba(6,16,29,.12)),linear-gradient(0deg,rgba(6,16,29,.45),transparent 40%);pointer-events:none}
.hero .container{position:relative}.hero .section-copy{max-width:800px}.hero h1{font-size:clamp(48px,4.6vw,64px);line-height:1.13;white-space:pre-line;letter-spacing:-.025em}.hero .eyebrow{margin-bottom:26px;font-size:11px;letter-spacing:.14em}.hero .section-body{max-width:700px;color:#c2d0dc;font-size:18px;line-height:1.85;margin-top:30px}.motion-toggle{position:absolute;right:max(32px,calc((100vw - 1200px)/2));bottom:26px;background:rgba(8,22,36,.6);border:1px solid #385267;border-radius:4px;font-size:11px;color:#bdd1df;padding:10px 12px;min-height:40px;backdrop-filter:blur(4px)}.motion-toggle:hover{border-color:#8eb8cb;color:#fff}.motion-toggle:disabled{cursor:default}
@media(max-width:900px){.hero{min-height:660px;padding:90px 0 106px}.hero .section-copy{max-width:730px}.hero h1{font-size:52px}.hero-video{object-position:72% center}.hero-shade{background:linear-gradient(90deg,rgba(6,16,29,.95),rgba(6,16,29,.58)),linear-gradient(0deg,rgba(6,16,29,.4),transparent)}}
@media(max-width:540px){.hero{min-height:650px;padding:70px 0 100px}.hero h1{font-size:36px;line-height:1.18}.hero .eyebrow{font-size:10px;letter-spacing:.1em;margin-bottom:24px}.hero .section-body{font-size:16px;line-height:1.8;margin-top:26px}.hero-video{object-position:76% center}.hero-shade{background:linear-gradient(90deg,rgba(6,16,29,.93),rgba(6,16,29,.72))}.motion-toggle{right:20px;bottom:22px}}