*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#17212b;background:#fff;line-height:1.6}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.wrap{width:min(1220px,calc(100% - 40px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid #edf0f2;box-shadow:0 2px 12px rgba(20,31,45,.05)}
.nav{height:94px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand img{height:72px;width:auto;max-width:440px;object-fit:contain}
.nav-links{display:flex;gap:20px;align-items:center;font-weight:600;font-size:14px;letter-spacing:.01em}
.nav-links a{color:#2b333b;padding:28px 0 24px;border-bottom:3px solid transparent;transition:.2s ease}
.nav-links a:hover{color:#c73a34;border-bottom-color:#c73a34}
.nav-links .lang-switch{padding:7px 11px;border-radius:3px;border:1px solid #d8e1ea;margin-left:4px}
.menu-btn{display:none;border:1px solid #d2dbe5;background:#fff;padding:10px 12px;border-radius:10px;font-size:20px;cursor:pointer}
.hero{background:linear-gradient(135deg,#0e1b2a 0%,#17324c 55%,#325979 100%);color:#fff;padding:72px 0}
.hero.simple{padding:58px 0}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:40px;align-items:start}
.hero h1{font-size:50px;line-height:1.08;margin:0 0 16px}
.hero p{font-size:18px;color:#e3edf6;max-width:800px}
.eyebrow,.section-tag{font-size:12px;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:#8ab3d9;margin:0 0 12px}
.panel{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:24px;border-radius:18px}
.panel h3{margin:0 0 14px;font-size:24px}
.panel ul{margin:0;padding-left:18px}
.panel li{margin-bottom:10px;color:#f1f7fb}
.section{padding:68px 0}
.alt{background:#f6f9fc}
.two-col{display:grid;grid-template-columns:1fr 1.2fr;gap:40px}
.section h2{font-size:36px;line-height:1.15;margin:0 0 12px}
.copy p,.copy li{margin-top:0;color:#465768}
.hero-actions,.btn-row,.contact-actions,.filter-row,.action-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:22px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 18px;border-radius:12px;font-weight:700;transition:.2s}
.btn.primary{background:#d94841;color:#fff}
.btn.primary:hover{background:#c03933}
.btn.secondary{border:1px solid rgba(255,255,255,.4);color:#fff;background:transparent}
.btn.outline{border:1px solid #cbd6e2;background:#fff;color:#24313f}
.btn.ghost{border:1px solid #dbe4ee;background:#f8fbfd;color:#1f3143}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card,.stat-card,.info-card{background:#fff;border:1px solid #e6edf4;padding:22px;border-radius:16px;box-shadow:0 8px 25px rgba(24,33,43,.04)}
.card h3,.info-card h3{margin:0 0 10px;font-size:21px}
.card p,.info-card p,.stat-card p{margin:0;color:#4e5f6f}
.stat-card strong{display:block;font-size:28px;margin-bottom:6px}
.feature-card{background:#fff;border:1px solid #e6edf4;border-radius:18px;overflow:hidden;box-shadow:0 10px 24px rgba(22,34,48,.05)}
.feature-card img{width:100%;height:250px;object-fit:cover}
.feature-card .inner{padding:22px}
.feature-card .inner h3{margin:0 0 10px;font-size:24px}
.feature-card .inner p{margin:0 0 14px;color:#4c5e6d}
.feature-card ul{margin:0;padding-left:18px;color:#4c5e6d}
.service-detail{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:start}
.service-detail img{width:100%;border-radius:18px;object-fit:cover;min-height:330px}
.meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}
.meta-block{background:#f8fbfd;border:1px solid #e7eef5;border-radius:12px;padding:14px}
.meta-block small,.project-meta small,.scope-box small,.form-card label span,.cert-meta small,.contact-card small{display:block;font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:#7b8a99;font-weight:700;margin-bottom:6px}
.meta-block strong,.project-meta strong,.cert-meta strong{font-size:15px;color:#1a2734}
.projects-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.project-card{background:#fff;border:1px solid #e5edf4;border-radius:18px;overflow:hidden;box-shadow:0 10px 24px rgba(22,34,48,.05)}
.project-card img{display:block;width:100%;height:300px;object-fit:cover;background:#eef3f7}
.project-body{padding:22px}
.pill-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.pill{font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;background:#eef4fa;color:#27415a;padding:7px 10px;border-radius:999px}
.pill.owner{background:#fff2f0;color:#9b2e29}
.project-card h3{margin:0 0 12px;font-size:26px;line-height:1.15}
.project-intro{margin:0 0 18px;color:#495b6a}
.project-note{margin-top:10px;font-size:14px;color:#617180;background:#f8fbfd;border:1px solid #e5edf4;border-radius:12px;padding:12px 14px}

.project-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:16px}
.project-meta div{background:#f8fbfd;border:1px solid #e7eef5;border-radius:12px;padding:12px}
.scope-box{background:#f1f6fa;border-left:4px solid #d94841;padding:14px 16px;border-radius:12px}
.scope-box p{margin:0;color:#324455}
.breadcrumb{font-size:14px;color:#9fb6c9;margin-bottom:14px}
.breadcrumb a{color:#c7d9e8}
.filter-bar{background:#f8fbfd;border:1px solid #e7eef5;padding:18px;border-radius:16px;margin-bottom:24px}
.filter-bar input,.filter-bar select,.form-card input,.form-card textarea{width:100%;padding:12px 14px;border:1px solid #d7e0ea;border-radius:12px;font:inherit}
.filter-group{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:12px;align-items:end}
.filter-stat{font-size:14px;color:#607284;margin-top:10px}
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.contact-card{background:#0f1b2a;color:#fff;padding:24px;border-radius:18px}
.contact-card p{color:#dbe6f0}
.contact-card a{color:#fff}
.form-card{background:#fff;border:1px solid #e5edf4;padding:24px;border-radius:18px;box-shadow:0 10px 24px rgba(22,34,48,.05)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-card label{display:block}
.form-card textarea{min-height:170px;resize:vertical}
.notice{font-size:14px;color:#697b8d}
.job-card{background:#fff;border:1px solid #e5edf4;border-radius:18px;padding:22px;box-shadow:0 10px 24px rgba(22,34,48,.05)}
.job-card h3{margin:0 0 10px}
.job-card ul{margin:0 0 12px;padding-left:20px;color:#4f6272}
.job-card p{margin:0;color:#556676}
.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cert-card{background:#fff;border:1px solid #e5edf4;border-radius:18px;overflow:hidden;box-shadow:0 10px 24px rgba(22,34,48,.05)}
.cert-preview{height:180px;background:linear-gradient(135deg,#f3f7fb,#eef4fa);display:flex;align-items:center;justify-content:center;border-bottom:1px solid #e5edf4;position:relative}
.cert-sheet{width:110px;height:140px;background:#fff;border:1px solid #dce5ee;border-radius:10px;box-shadow:0 8px 18px rgba(23,33,43,.08);padding:14px;position:relative}
.cert-sheet:before,.cert-sheet:after{content:"";display:block;height:10px;background:#eef4fa;border-radius:6px;margin-bottom:10px}
.cert-sheet .line{height:8px;background:#f0f4f8;border-radius:6px;margin-bottom:8px}
.cert-body{padding:20px}
.cert-body h3{margin:0 0 10px;font-size:22px}
.cert-body p{margin:0 0 14px;color:#4f6272}
.cert-meta{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.cert-meta div{background:#f8fbfd;border:1px solid #e7eef5;border-radius:12px;padding:12px}
.timeline{display:grid;grid-template-columns:1fr;gap:18px}
.timeline-card{background:#fff;border:1px solid #e5edf4;border-radius:18px;padding:22px;box-shadow:0 10px 24px rgba(22,34,48,.05)}
.timeline-card h3{margin:0 0 10px}
.badge{display:inline-block;padding:7px 10px;border-radius:999px;background:#eef4fa;color:#27415a;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.site-footer{padding:22px 0;background:#fff;border-top:1px solid #e7edf3}
.footer-row{display:flex;justify-content:center;align-items:center;gap:20px}
.footer-row img{height:52px;width:auto}
.footer-row p{margin:0;color:#67798a}
.hero-map-list{margin:0;padding-left:18px}
.hero-map-list li{color:#f1f7fb;margin-bottom:8px}

@media (max-width:1000px){
  .hero-grid,.two-col,.grid-2,.grid-3,.grid-4,.projects-grid,.contact-layout,.service-detail,.cert-grid{grid-template-columns:1fr}
  .meta-grid,.project-meta,.cert-meta,.form-grid,.filter-group{grid-template-columns:1fr}
  .hero h1{font-size:40px}
}
@media (max-width:760px){
  .nav{height:82px}
  .brand img{height:50px;max-width:280px}
  .menu-btn{display:block}
  .nav-links{display:none;position:absolute;top:84px;left:0;right:0;background:#fff;border-bottom:1px solid #e7edf3;padding:18px 20px;flex-direction:column;align-items:flex-start}
  .nav-links.open{display:flex}
  .hero{padding:56px 0}
  .hero h1{font-size:34px}
  .hero p{font-size:16px}
  .project-card h3,.feature-card .inner h3,.cert-body h3{font-size:22px}
}

.cert-preview-image{height:260px;padding:14px;background:#f3f7fb}
.cert-preview-image img{width:100%;height:100%;object-fit:contain;background:#fff;border-radius:10px;box-shadow:0 8px 18px rgba(23,33,43,.08)}

.project-visual-note{margin:-4px 0 24px;color:#667787;font-size:14px}