:root {
  --sky:#eaf7ff; --blue:#0b4f9c; --blue-deep:#063777; --ink:#10233d; --muted:#59718f;
  --orange:#f26b21; --line:#cfe7f7; --white:#fff; --shadow:0 22px 60px rgba(17,91,151,.13);
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;background:#fff} a{color:inherit;text-decoration:none}.shell{width:min(1180px,calc(100% - 48px));margin:auto}
.hero-tags button,.case-filters button,.contact-panel button{font:inherit;cursor:pointer}.hero-tags button{padding:7px 11px;color:#39729b;background:rgba(255,255,255,.72);font-size:12px;border:1px solid #cae5f4}.case-filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:24px}.case-filters button{border:1px solid #9bc7e6;background:#fff;color:#0b4f9c;padding:9px 14px}.case-filters button[aria-pressed="true"]{background:#f26b21;color:#fff;border-color:#f26b21}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.case-card{border:0;padding:0;text-align:left;background:#fff;overflow:hidden;cursor:pointer;box-shadow:var(--shadow)}.case-card img{width:100%;height:220px;object-fit:cover;display:block}.case-card span,.case-card strong{display:block;padding:0 16px}.case-card span{padding-top:15px;color:#0b4f9c;font-size:12px}.case-card strong{padding-bottom:18px;padding-top:7px;font-size:18px}.case-card:focus-visible{outline:3px solid #f26b21;outline-offset:3px}dialog{border:0;max-width:min(720px,92vw);padding:28px;box-shadow:0 20px 60px rgba(0,0,0,.35)}dialog::backdrop{background:rgba(4,28,62,.72)}dialog img{width:100%;max-height:55vh;object-fit:contain;background:#edf6fb}.dialog-close{float:right;border:0;background:none;font-size:30px;cursor:pointer}.case-category{color:#0b4f9c;font-size:13px;margin-bottom:0}.case-description{color:#59718f}.contact-panel button{border:0;background:transparent;padding:0;font-size:18px;color:#0d4c91;font-weight:700}
.site-header{height:86px;padding:0 max(24px,calc((100vw - 1180px)/2));display:flex;align-items:center;gap:28px;position:sticky;top:0;z-index:10;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(207,231,247,.65)}
.brand{display:flex;align-items:center;margin-right:auto}.brand-logo{width:138px;height:65px;object-fit:contain;object-position:left center}.site-nav{display:flex;gap:29px;align-items:center}.site-nav a{font-size:14px;color:#415872}.site-nav a:hover{color:var(--blue)}.header-cta,.button{display:inline-flex;align-items:center;justify-content:center;gap:14px;border-radius:4px;font-weight:700}.header-cta{background:var(--blue);color:#fff;font-size:14px;padding:12px 18px}.menu-toggle{display:none;border:0;background:transparent;font-size:25px;color:var(--blue)}
.hero{min-height:625px;position:relative;overflow:hidden;display:flex;align-items:center}.hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(234,247,255,.98) 0%,rgba(234,247,255,.91) 33%,rgba(234,247,255,.3) 65%,rgba(234,247,255,.04) 100%)}.hero-copy{position:relative;padding:70px 0;z-index:1}.eyebrow,.section-kicker{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:1.6px;margin:0 0 17px}.hero h1{font-size:clamp(42px,5.2vw,73px);line-height:1.12;letter-spacing:-3px;margin:0;color:#092f68}.hero h1 em{font-style:normal;color:var(--orange)}.hero-text{color:#4f6784;font-size:17px;line-height:1.8;max-width:500px;margin:25px 0 29px}.hero-actions{display:flex;gap:13px;flex-wrap:wrap}.button{padding:15px 21px;font-size:15px}.button-primary{background:var(--orange);color:#fff;box-shadow:0 10px 22px rgba(242,107,33,.24)}.button-primary span{font-size:20px}.button-ghost{border:1px solid #9bc7e6;color:var(--blue);background:#fff}.hero-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:40px}.hero-tags span{padding:7px 11px;color:#39729b;background:rgba(255,255,255,.72);font-size:12px;border:1px solid #cae5f4}.hero-note{position:absolute;right:38px;bottom:25px;color:#fff;background:rgba(7,51,105,.63);backdrop-filter:blur(5px);padding:8px 12px;font-size:12px}
.section{padding:105px 0}.section-heading{display:flex;justify-content:space-between;gap:60px;margin-bottom:43px}.section-heading>div{max-width:610px}.section-heading h2{font-size:clamp(31px,3.4vw,48px);letter-spacing:-2px;line-height:1.18;margin:0;color:#0c3978}.section-heading>p{max-width:340px;line-height:1.9;margin:31px 0 0;color:var(--muted);font-size:15px}
.services{padding-bottom:94px}.service-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.service-card{min-height:262px;padding:24px 21px;background:linear-gradient(145deg,#fff,#f2faff);border:1px solid var(--line);position:relative;box-shadow:0 10px 24px rgba(35,126,178,.05);transition:.2s ease;font:inherit;text-align:left;cursor:pointer}.service-card:hover{transform:translateY(-7px);box-shadow:var(--shadow);border-color:#98cbed}.service-card:focus-visible{outline:3px solid var(--orange);outline-offset:3px}.service-card span{font-size:12px;color:var(--orange);font-weight:800}.service-card h3{font-size:21px;margin:45px 0 12px;color:#123f7d}.service-card p{color:var(--muted);font-size:13px;line-height:1.8;margin:0}.service-card i{font-size:21px;font-style:normal;color:var(--blue);position:absolute;right:20px;bottom:18px}
.directions{padding:92px 0 104px;background:linear-gradient(135deg,#083b7e,#0b6caf);color:#fff}.heading-light h2,.heading-light .section-kicker{color:#fff}.heading-light>p{color:#d1e9fc}.direction-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.direction-card{min-height:340px;overflow:hidden;position:relative;background:#124e8d}.direction-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.direction-card:has(img)::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(2,31,75,.86),rgba(2,31,75,.02) 70%)}.direction-card div{position:absolute;z-index:1;left:29px;right:25px;bottom:25px}.direction-card p{font-size:12px;letter-spacing:1px;margin:0 0 9px;color:#bde6ff}.direction-card h3{font-size:26px;margin:0 0 9px;line-height:1.25}.direction-card span{font-size:12px;color:#deefff}.direction-wide{grid-row:span 2;min-height:698px}.direction-copy{background:linear-gradient(135deg,#f57427,#f5a637);padding:33px}.direction-copy h3{font-size:33px;line-height:1.2;margin:67px 0 18px}.direction-copy a{position:absolute;bottom:32px;left:33px;border-bottom:1px solid #fff;padding-bottom:5px;font-size:13px}
.process{padding-bottom:115px}.process-list{margin:0;padding:0;display:grid;grid-template-columns:repeat(6,1fr);border-top:1px solid var(--line);list-style:none}.process-list li{min-height:155px;border-right:1px solid var(--line);padding:25px 16px 15px}.process-list li:first-child{border-left:1px solid var(--line)}.process-list b{display:block;color:var(--orange);font-size:13px;margin-bottom:29px}.process-list strong{font-size:16px;display:block;color:#143e78}.process-list small{font-size:12px;color:var(--muted);line-height:1.6;margin-top:9px;display:block}
.concept-plan{padding-top:0;padding-bottom:105px}.concept-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:0 0 28px}.concept-steps article{padding:26px;background:#f1f9fe;border-top:4px solid var(--orange)}.concept-steps b{color:var(--orange);font-size:13px}.concept-steps h3{margin:22px 0 8px;color:var(--blue-deep)}.concept-steps p{margin:0;color:var(--muted);line-height:1.7;font-size:14px}
.contact{background:linear-gradient(135deg,#082e68,#0a5baa);position:relative;overflow:hidden;color:#fff;padding:90px 0}.contact-orbit{position:absolute;border:1px solid rgba(152,223,255,.24);border-radius:50%}.orbit-one{width:720px;height:720px;right:-290px;top:-385px}.orbit-two{width:470px;height:470px;left:-260px;bottom:-270px}.contact-grid{position:relative;display:grid;grid-template-columns:1.05fr 1.2fr;gap:33px;align-items:center}.contact-copy h2{font-size:clamp(32px,3.4vw,48px);line-height:1.2;margin:0 0 20px;letter-spacing:-2px}.contact-copy>p:not(.section-kicker){color:#cce9ff;line-height:1.9;font-size:14px;max-width:430px;margin-bottom:28px}.contact .section-kicker{color:#9cd9ff}.contact-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.contact-qr-card{background:#fff;color:var(--ink);padding:22px 18px 17px;text-align:center;box-shadow:var(--shadow)}.contact-qr-card span{display:block;color:#7890a5;font-size:12px;margin-bottom:5px}.contact-qr-card strong{display:block;color:#0d4c91;font-size:17px}.contact-qr-card img{display:block;width:min(142px,100%);aspect-ratio:1;object-fit:contain;margin:15px auto 12px}.contact-qr-card p{color:#6f8498;font-size:11px;line-height:1.6;margin:0}.lead-form{display:grid;grid-template-columns:1fr 1fr;gap:11px}.lead-form label{font-size:12px;color:#d8efff;display:grid;gap:6px}.lead-form label:nth-of-type(3),.lead-form label:nth-of-type(4){grid-column:span 2}.lead-form input,.lead-form select,.lead-form textarea{width:100%;border:1px solid rgba(190,231,255,.5);background:rgba(255,255,255,.12);padding:11px;color:#fff;font:inherit;border-radius:2px}.lead-form select{color:#134375;background:#fff}.lead-form textarea{min-height:82px;resize:vertical}.lead-form input::placeholder,.lead-form textarea::placeholder{color:#c2d8ee}.lead-form button{grid-column:span 2;border:0;background:var(--orange);color:#fff;padding:13px;font-weight:800;cursor:pointer}.lead-form #form-message{grid-column:span 2;margin:0;color:#e4f4ff;font-size:12px;line-height:1.6}
footer{padding:26px 0;background:#fff;color:#526a82}footer .shell{display:flex;gap:24px;align-items:center}footer img{width:106px;height:44px;object-fit:contain}footer p{margin:0;font-size:12px;flex:1}footer small{font-size:11px}
@media(max-width:900px){.service-grid{grid-template-columns:repeat(3,1fr)}.contact-grid{grid-template-columns:1fr 1fr}.lead-form{grid-column:1/-1}.direction-grid{grid-template-columns:1fr 1fr}.direction-wide{grid-row:span 2}.site-header{padding:0 24px}}
@media(max-width:680px){.shell{width:min(100% - 32px,1180px)}.site-header{height:72px;padding:0 16px;gap:14px}.brand-logo{width:110px;height:52px}.menu-toggle{display:block}.site-nav{position:absolute;display:none;flex-direction:column;align-items:stretch;gap:0;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 18px 25px rgba(5,48,102,.12)}.site-nav.is-open{display:flex}.site-nav a{padding:15px 20px}.header-cta{font-size:12px;padding:10px}.hero{min-height:650px}.hero-image{object-position:67% center}.hero-shade{background:linear-gradient(90deg,rgba(234,247,255,.97),rgba(234,247,255,.8) 64%,rgba(234,247,255,.25))}.hero h1{letter-spacing:-2px}.hero-copy{padding:65px 0 78px}.hero-note{right:16px;bottom:15px;font-size:10px}.section{padding:70px 0}.section-heading{display:block;margin-bottom:30px}.section-heading>p{margin:18px 0 0}.service-grid{grid-template-columns:1fr}.service-card{min-height:180px}.service-card h3{margin-top:26px}.direction-grid{grid-template-columns:1fr}.direction-wide{min-height:375px;grid-row:auto}.direction-card{min-height:285px}.direction-copy{min-height:250px}.direction-copy h3{margin:28px 0 13px}.process-list{grid-template-columns:repeat(2,1fr)}.process-list li:nth-child(odd){border-left:1px solid var(--line)}.contact{padding:70px 0}.contact-grid{grid-template-columns:1fr;gap:28px}.contact-panel{max-width:350px}.lead-form{grid-template-columns:1fr}.lead-form label:nth-of-type(3),.lead-form label:nth-of-type(4),.lead-form button,.lead-form #form-message{grid-column:auto}footer .shell{align-items:flex-start;flex-direction:column;gap:10px}}
@media(max-width:680px){.case-grid{grid-template-columns:1fr}.case-card img{height:240px}}
  @media(max-width:680px){.concept-steps{grid-template-columns:1fr}}

/* Two QR cards use the same square visual frame. The service QR source is portrait, so only its display is tightly cropped; the original file remains untouched for scan reliability. */
.contact-qr-card{min-height:286px;display:flex;flex-direction:column}
.qr-frame{position:relative;display:block;width:min(142px,100%);aspect-ratio:1;overflow:hidden;margin:15px auto 12px;background:#fff}
.qr-frame img{display:block;width:100%;height:100%;object-fit:contain;margin:0}
.contact-qr-card p{margin:auto 0 0}

.lead-form-card{grid-column:1/-1;margin-top:10px;padding:28px;background:rgba(3,34,76,.52);border:1px solid rgba(173,222,255,.32);backdrop-filter:blur(8px)}
.lead-form-heading{display:flex;justify-content:space-between;gap:28px;align-items:end;margin-bottom:20px}.lead-form-heading span{display:block;color:#9cd9ff;font-size:12px;font-weight:800;letter-spacing:1px}.lead-form-heading h3{margin:7px 0 0;font-size:24px}.lead-form-heading p{max-width:420px;margin:0;color:#cce9ff;font-size:13px;line-height:1.7}
.lead-form label{grid-column:auto}.lead-form .field-wide{grid-column:1/-1}.lead-form input:focus,.lead-form select:focus,.lead-form textarea:focus{outline:3px solid rgba(242,107,33,.45);border-color:#fff}.lead-form button:disabled{cursor:wait;opacity:.7}.lead-form .consent-field{display:flex;grid-template-columns:18px 1fr;align-items:start;gap:9px;line-height:1.6}.lead-form .consent-field input{width:16px;height:16px;margin:2px 0 0;accent-color:var(--orange)}.honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}.lead-form #form-message[data-state="success"]{color:#bff4cc}.lead-form #form-message[data-state="error"]{color:#ffd0bd}
@media(max-width:680px){.lead-form-card{padding:22px 18px}.lead-form-heading{display:block}.lead-form-heading p{margin-top:12px}.lead-form .field-wide{grid-column:auto}.lead-form-heading h3{font-size:21px}}