:root{--navy:#17324d;--ink:#202b36;--muted:#64717c;--line:#d9e0e6;--wash:#f4f7fa;--white:#fff;--accent:#2865a8;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--white);font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}button,a{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}.wrap{width:min(calc(100% - 88px),var(--max));margin-inline:auto}.review-bar{padding:8px 20px;background:var(--navy);color:#fff;text-align:center;font-size:12px;letter-spacing:.1em}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between;gap:36px}.brand{display:block;width:124px;height:60px;flex:none}.brand-crop{display:block;width:124px;height:60px;overflow:hidden;position:relative}.brand-crop img{position:absolute;width:210px;max-width:none;left:-44px;top:-43px}.nav{display:flex;align-items:center;gap:35px;margin-left:auto}.nav a{font-size:13px;font-weight:600;letter-spacing:.05em;transition:color .2s}.nav a:hover,.nav a:focus-visible{color:var(--accent)}.header-actions{display:flex;align-items:center;gap:14px}.language-switch{border:1px solid var(--line);background:#fff;color:var(--navy);min-width:44px;height:36px;font-size:12px;font-weight:700;letter-spacing:.07em}.language-switch:hover,.language-switch:focus-visible{border-color:var(--navy)}.menu-toggle{display:none;border:0;background:transparent;width:36px;height:36px;padding:9px}.menu-toggle span{display:block;height:2px;background:var(--navy);margin:5px 0}.hero{min-height:650px;padding-block:94px 104px;display:grid;grid-template-columns:1fr .9fr;gap:80px;align-items:center}.eyebrow,.kicker{color:var(--accent);font-size:12px;font-weight:700;letter-spacing:.19em}.eyebrow{display:flex;align-items:center;gap:14px;text-transform:uppercase}.eyebrow-line{width:31px;height:2px;background:var(--accent)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(52px,5.4vw,82px);line-height:1.18;letter-spacing:-.065em;color:var(--navy);font-weight:650;margin:30px 0 26px}h2{font-size:clamp(36px,3.4vw,53px);font-weight:630;line-height:1.32;letter-spacing:-.055em;color:var(--navy);margin:18px 0 0}.hero-lead{font-size:19px;line-height:1.85;color:#52616e;max-width:520px;margin-bottom:38px}.hero-actions{display:flex;align-items:center;gap:31px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:42px;padding:16px 20px;font-size:14px;font-weight:700}.button-primary{background:var(--navy);color:#fff;transition:background .2s,transform .2s}.button-primary:hover,.button-primary:focus-visible{background:var(--accent);transform:translateY(-2px)}.button span:last-child{font-size:21px;line-height:1}.text-link{font-size:14px;font-weight:700;display:inline-flex;gap:14px;align-items:center;color:var(--navy)}.text-link:hover{color:var(--accent)}.hero-art{height:476px;position:relative;background:var(--wash);border:1px solid #e4eaf0;overflow:hidden}.hero-art:before{content:"";position:absolute;inset:0;background-image:linear-gradient(#17324d0a 1px,transparent 1px),linear-gradient(90deg,#17324d0a 1px,transparent 1px);background-size:58px 58px;mask-image:linear-gradient(to bottom,#0007,transparent 82%)}.hero-mark{position:absolute;inset:35px 20px 55px;display:grid;place-items:center;overflow:hidden}.hero-mark img{width:auto;max-width:100%;max-height:100%;object-fit:contain;display:block}.art-corner{position:absolute;width:24px;height:24px;z-index:1}.art-corner-tl{top:23px;left:23px;border-left:2px solid var(--navy);border-top:2px solid var(--navy)}.art-corner-br{bottom:23px;right:23px;border-right:2px solid var(--navy);border-bottom:2px solid var(--navy)}.art-index,.art-caption{position:absolute;bottom:24px;font-size:11px;letter-spacing:.14em;color:#7a8793}.art-index{left:32px}.art-caption{right:35px}.section-rule{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:15px 0;color:#798691;font-size:11px;letter-spacing:.14em}.section{padding-block:126px}.about,.method{display:grid;grid-template-columns:.85fr 1fr;gap:12%}.about-content{padding-top:5px}.about-content p{font-size:15px;line-height:2;color:#5a6874;max-width:600px}.about-content .body-large{font-size:22px;line-height:1.75;color:var(--ink);font-weight:500;margin-bottom:20px}.legal-name{border-top:1px solid var(--line);margin-top:46px;padding-top:19px;display:flex;flex-direction:column;gap:7px}.legal-name span{color:var(--muted);font-size:11px;letter-spacing:.1em}.legal-name strong{font-size:15px;color:var(--navy)}.legal-name small{font-size:13px;color:#62707c}.focus-section{background:var(--wash)}.section-top{display:flex;justify-content:space-between;gap:60px;align-items:end;margin-bottom:47px}.section-intro{font-size:14px;line-height:1.85;color:#60707d;max-width:320px;margin:0}.focus-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.focus-card{background:#fff;min-height:310px;padding:32px;display:flex;flex-direction:column;position:relative;border:1px solid #e2e8ee;transition:transform .2s,box-shadow .2s}.focus-card:hover{transform:translateY(-4px);box-shadow:0 16px 30px #17324d0b}.card-number{font-size:12px;letter-spacing:.15em;color:var(--accent);margin-bottom:auto}.focus-card h3{font-size:21px;letter-spacing:-.03em;color:var(--navy);margin:0 0 18px}.focus-card p{font-size:14px;line-height:1.8;color:#687681;max-width:270px;margin:0 0 27px}.card-stroke{height:2px;width:42px;background:var(--navy)}.method-steps{border-top:1px solid var(--line)}.step{display:grid;grid-template-columns:58px 1fr;gap:20px;padding:25px 0;border-bottom:1px solid var(--line)}.step>span{font-size:12px;color:var(--accent);padding-top:4px}.step h3{font-size:19px;margin:0 0 7px;color:var(--navy)}.step p{font-size:14px;line-height:1.7;color:#6b7883;margin:0}.partners-section{background:var(--navy);color:#fff}.partners-inner{padding-block:96px;display:grid;grid-template-columns:1fr .65fr;gap:80px;align-items:center}.partners-section .kicker{color:#91b7db}.partners-section h2{color:#fff;margin-bottom:26px}.partners-section p:not(.kicker){color:#c1ced9;line-height:1.9;max-width:590px;font-size:15px}.partner-names{display:flex;flex-direction:column;border-top:1px solid #ffffff48}.partner-names span{font-size:27px;letter-spacing:.09em;font-weight:600;padding:24px 0;border-bottom:1px solid #ffffff48}.contact{text-align:center;min-height:440px}.contact h2{margin-bottom:22px}.contact>p:not(.kicker){color:#667480;line-height:1.8}.contact-pending{display:inline-block;padding:13px 20px;margin-top:20px;border:1px dashed #a9b7c2;color:#7a8792;font-size:13px;letter-spacing:.04em}.footer{background:#f0f3f6;border-top:1px solid #dbe1e6}.footer-inner{padding-block:40px;display:flex;align-items:center;gap:60px}.footer-brand{display:flex;flex-direction:column;color:var(--navy)}.footer-brand strong{font-size:29px;line-height:1;font-weight:750;letter-spacing:.03em}.footer-brand span{font-size:12px;letter-spacing:.13em;margin-top:6px}.footer-legal{display:flex;flex-direction:column;gap:4px;color:#5d6a75;font-size:12px}.footer-legal small{color:#82909b;margin-top:4px}.back-top{margin-left:auto;border:1px solid #cbd4dc;width:40px;height:40px;display:grid;place-items:center;font-size:18px}.back-top:hover{border-color:var(--navy)}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}section[id]{scroll-margin-top:100px}
@media(max-width:900px){.wrap{width:min(calc(100% - 48px),var(--max))}.header-inner{height:72px}.nav{gap:18px}.hero{grid-template-columns:1fr;gap:42px;padding-block:66px 80px}.hero-art{height:370px}.section{padding-block:90px}.about,.method{gap:7%}.focus-grid{gap:10px}.focus-card{padding:23px}.partners-inner{gap:40px}}
@media(max-width:680px){.wrap{width:calc(100% - 36px)}.review-bar{font-size:10px;line-height:1.4}.header-inner{height:66px}.brand{width:116px}.nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;padding:16px 18px 26px;border-bottom:1px solid var(--line);box-shadow:0 16px 24px #17324d12;margin:0;flex-direction:column;align-items:stretch;gap:0}.nav.open{display:flex}.nav a{padding:12px 4px;font-size:15px}.menu-toggle{display:block}.hero{min-height:0;padding-block:57px 72px;gap:34px}.hero h1{font-size:clamp(45px,11vw,64px);margin:22px 0 20px}.hero-lead{font-size:16px;line-height:1.8}.hero-actions{gap:21px;flex-wrap:wrap}.hero-art{height:290px}.hero-mark{inset:12px 8px 30px}.hero-mark img{width:auto;max-width:100%;max-height:100%}.section{padding-block:76px}.about,.method,.partners-inner{grid-template-columns:1fr;gap:35px}.section-top{display:block}.section-intro{margin-top:24px;max-width:100%}.focus-grid{grid-template-columns:1fr}.focus-card{min-height:235px}.card-number{margin-bottom:44px}.partners-inner{padding-block:75px}.partner-names span{font-size:23px}.contact{min-height:360px}.footer-inner{gap:24px;flex-wrap:wrap}.back-top{margin-left:auto}.footer-legal{order:3;width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
/* v0.2: capability and project-reference sections */
.capabilities{border-top:1px solid var(--line)}.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.cap-item{padding:32px 29px 34px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:235px}.cap-item>span,.case-copy>span{font-size:11px;font-weight:700;letter-spacing:.14em;color:var(--accent)}.cap-item h3{font-size:20px;color:var(--navy);margin:34px 0 12px}.cap-item p{font-size:14px;line-height:1.8;color:#65737e;margin:0}.cap-source{font-size:12px;color:#82909b;margin:20px 0 0}.cap-source a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.cases-section{background:var(--wash)}.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.case-card{background:#fff;border:1px solid #dfe6ed;overflow:hidden}.case-card img{width:100%;height:310px;object-fit:cover;display:block}.case-copy{padding:25px 29px 28px}.case-copy h3{color:var(--navy);font-size:21px;margin:17px 0 10px}.case-copy p{color:#65737e;font-size:14px;line-height:1.75;margin:0}.case-note{font-size:12px;line-height:1.7;color:#81909b;margin:21px 0 0}
@media(max-width:1050px){.nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;padding:16px 24px 26px;border-bottom:1px solid var(--line);box-shadow:0 16px 24px #17324d12;margin:0;flex-direction:column;align-items:stretch;gap:0}.nav.open{display:flex}.nav a{padding:12px 4px;font-size:15px}.menu-toggle{display:block}}
@media(max-width:900px){.cap-grid{grid-template-columns:repeat(2,1fr)}.case-card img{height:255px}}
@media(max-width:680px){.cap-grid,.case-grid{grid-template-columns:1fr}.cap-item{min-height:0;padding:25px}.cap-item h3{margin:23px 0 10px}.case-card img{height:230px}.case-copy{padding:22px}}
.cap-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:19px}.cap-tags span{display:inline-flex;align-items:center;min-height:25px;padding:4px 8px;border:1px solid #e0e6eb;color:#647381;font-size:11px;line-height:1.35;letter-spacing:.01em}.delivery-list{display:flex;flex-direction:column;border-top:1px solid #ffffff48}.delivery-list span{font-size:17px;line-height:1.45;padding:18px 0;border-bottom:1px solid #ffffff48;color:#f4f7fa}
@media(max-width:680px){.cap-tags{gap:6px}.cap-tags span{font-size:10px;padding:4px 7px}.delivery-list span{font-size:15px;padding:15px 0}}