:root{
  --bg:#f6f9ff;
  --surface:#ffffff;
  --surface-2:#eef5ff;
  --surface-3:#f8fbff;
  --text:#091423;
  --muted:#5a6780;
  --line:rgba(10,34,68,.10);
  --line-strong:rgba(10,34,68,.16);
  --primary:#0057ff;
  --primary-2:#0b2f88;
  --accent:#ff7a00;
  --accent-2:#ff9d3b;
  --success:#149a62;
  --danger:#cf3b3b;
  --shadow-sm:0 10px 24px rgba(7,28,68,.06);
  --shadow:0 18px 50px rgba(7,28,68,.10);
  --shadow-lg:0 30px 90px rgba(7,28,68,.16);
  --radius-2xl:36px;
  --radius-xl:30px;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --container:min(1320px, calc(100% - 32px));
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top right, rgba(0,87,255,.10), transparent 30%),
    linear-gradient(180deg,#f8fbff 0%,#f4f8ff 55%,#ffffff 100%);
}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block;border:0}
button,input,select,textarea{font:inherit}
.container{width:var(--container);margin-inline:auto}

body.nav-open,
body.lightbox-open{overflow:hidden}

.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.header-topbar{
  border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,#f9fbff 0%,#eef4ff 100%);
}
.header-topbar-inner{
  min-height:42px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.header-contact-mini,
.header-social-mini{
  display:flex;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
}
.header-contact-mini a,
.header-social-mini a{
  font-size:13px;
  color:var(--muted);
  font-weight:600;
}
.header-contact-mini a:hover,
.header-social-mini a:hover{color:var(--primary-2)}

.nav-row{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:88px;
}
.brand{
  display:flex;
  align-items:center;
  flex:0 0 auto;
}
.brand img{
  height:48px;
  width:auto;
}

.site-nav{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
  flex-wrap:wrap;
}
.site-nav a{
  padding:12px 15px;
  border-radius:999px;
  font-weight:700;
  color:var(--muted);
  transition:.2s ease;
}
.site-nav a:hover,
.site-nav a.is-active{
  background:rgba(0,87,255,.08);
  color:var(--primary-2);
}

.header-cta-group{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:6px;
}
.header-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:13px 18px;
  border-radius:999px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#fff;
  font-weight:800;
  box-shadow:0 12px 28px rgba(255,122,0,.24);
}
.header-cta.secondary{
  background:#fff;
  color:var(--text);
  border:1px solid var(--line);
  box-shadow:none;
}

.focus-bar{
  display:flex;
  gap:10px;
  overflow:auto;
  padding:0 0 14px;
}
.focus-bar::-webkit-scrollbar{height:6px}
.focus-bar a{
  white-space:nowrap;
  padding:10px 14px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--primary-2);
  font-size:13px;
  font-weight:700;
  box-shadow:var(--shadow-sm);
}

.nav-toggle{
  display:none;
  width:52px;
  height:52px;
  border-radius:16px;
  border:1px solid var(--line);
  background:#fff;
  align-items:center;
  justify-content:center;
  padding:0;
}
.nav-toggle span{
  display:block;
  width:24px;
  height:2px;
  background:var(--text);
  margin:4px auto;
  border-radius:99px;
}

.hero-section{padding:42px 0 26px}
.hero-premium{padding-top:48px}
.inner-hero{padding:38px 0 24px}
.section{padding:38px 0 28px}
.section-alt{background:linear-gradient(180deg,rgba(0,87,255,.04),rgba(255,255,255,0))}
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:16px;
  margin-bottom:24px;
}
.section-head h2{
  margin:10px 0 0;
  font-size:clamp(1.7rem,3vw,2.9rem);
  line-height:1.08;
}
.section-head-wide{margin-bottom:26px}

.eyebrow,
.chip,
.badge,
.badge-mini{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:800;
  letter-spacing:.02em;
}
.eyebrow{
  font-size:13px;
  color:var(--primary);
}
.chip{
  font-size:12px;
  color:var(--primary);
  background:rgba(0,87,255,.08);
  padding:7px 11px;
  border-radius:999px;
  margin-bottom:12px;
}
.text-link{
  display:inline-flex;
  margin-top:14px;
  font-weight:800;
  color:var(--primary);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  border-radius:18px;
  padding:15px 20px;
  font-weight:800;
  border:1px solid transparent;
  transition:.2s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),#1772ff);
  color:#fff;
  box-shadow:0 20px 40px rgba(0,87,255,.22);
}
.btn-secondary{
  background:#fff;
  border-color:var(--line);
  color:var(--text);
}

.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin:28px 0;
}

.hero-stage{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:30px;
  align-items:center;
}
.hero-stage-copy h1,
.project-hero-copy h1,
.inner-hero h1{
  font-size:clamp(2.5rem,4.9vw,5rem);
  line-height:1.01;
  margin:14px 0 18px;
}
.hero-stage-copy p,
.project-hero-copy p,
.inner-hero p,
.region-content p,
.content-card p,
.post-body p,
.prose p,
.site-footer p,
.campaign-cta-card p{
  font-size:1.04rem;
  line-height:1.72;
  color:var(--muted);
  margin:0;
}

.hero-quick-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
  margin-top:12px;
}
.hero-quick-grid-wide{
  margin-top:22px;
}
.hero-quick-grid div{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:16px 14px;
  box-shadow:var(--shadow-sm);
}
.hero-quick-grid strong{
  display:block;
  font-size:1.08rem;
}
.hero-quick-grid span{
  display:block;
  font-size:.9rem;
  color:var(--muted);
  margin-top:6px;
}

.hero-mini-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:18px;
}
.hero-mini-tags span{
  font-size:12px;
  font-weight:800;
  color:var(--primary-2);
  background:rgba(0,87,255,.08);
  padding:9px 12px;
  border-radius:999px;
}

.hero-stage-visual{
  display:grid;
  grid-template-columns:minmax(0,1fr) 220px;
  gap:18px;
  align-items:stretch;
}
.hero-cover-card,
.project-hero-main,
.hero-side-card,
.project-showcase-main,
.gallery-card,
.gallery-item,
.content-card,
.post-card,
.contact-card,
.region-card,
.trust-item,
.spec-card,
.video-shell,
.campaign-cta-card,
.project-copy-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.hero-cover-card,
.project-hero-main,
.project-showcase-main{
  position:relative;
}
.hero-cover-card img,
.project-hero-main img,
.project-showcase-main img,
.region-media img,
.post-media img,
.gallery-card img,
.gallery-item img,
.hero-side-card img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.hero-cover-overlay{
  position:absolute;
  left:18px;
  right:18px;
  bottom:18px;
  padding:18px 20px;
  border-radius:22px;
  background:rgba(8,17,31,.62);
  backdrop-filter:blur(12px);
  color:#fff;
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:14px;
}
.hero-cover-overlay span{
  display:block;
  font-size:.84rem;
  font-weight:700;
  color:#d8e7ff;
}
.hero-cover-overlay strong{
  display:block;
  font-size:1.08rem;
  margin-top:4px;
}

.hero-side-stack,
.project-hero-side{
  display:grid;
  gap:18px;
}
.hero-side-card{
  min-height:190px;
}

.trust-strip-section{padding-top:10px}
.trust-strip{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.trust-item{
  padding:20px 18px;
  border-radius:24px;
}
.trust-item strong{
  display:block;
  font-size:1rem;
  margin-bottom:8px;
}
.trust-item span{
  display:block;
  color:var(--muted);
  line-height:1.55;
  font-size:.95rem;
}

.region-grid,
.content-grid,
.gallery-grid{
  display:grid;
  gap:22px;
}
.region-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.region-grid-premium .region-card{transform:translateY(0);transition:.22s ease}
.region-grid-premium .region-card:hover{transform:translateY(-4px)}
.content-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.content-grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.editorial-grid{
  display:grid;
  grid-template-columns:1.2fr .9fr .9fr;
  gap:22px;
}
.editorial-card-large{grid-row:span 2}

.region-card,
.post-card{
  display:flex;
  flex-direction:column;
  min-height:100%;
}
.region-content,
.post-body,
.content-card{
  padding:22px;
}
.post-card h3,
.content-card h3,
.region-card h3{
  font-size:1.18rem;
  line-height:1.25;
  margin:10px 0 10px;
}
.content-card-strong,
.post-card-strong,
.campaign-cta-card-strong{
  border-color:var(--line-strong);
}

.keyword-row{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:14px;
}
.keyword-row span{
  font-size:12px;
  padding:8px 10px;
  border-radius:999px;
  background:var(--surface-2);
  color:var(--primary-2);
  font-weight:700;
}

.project-showcase-shell{
  display:grid;
  grid-template-columns:1fr 1.04fr;
  gap:26px;
  align-items:center;
}
.project-showcase-gallery{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:16px;
}

.service-lanes{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}
.service-lane-card{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  min-height:250px;
  padding:24px;
  background:linear-gradient(180deg,#ffffff 0%,#f8fbff 100%);
  border:1px solid var(--line);
  border-radius:28px;
  box-shadow:var(--shadow);
}
.service-lane-top h3{
  margin:6px 0 10px;
  font-size:1.2rem;
  line-height:1.2;
}
.service-lane-card p{
  margin:0;
  color:var(--muted);
  line-height:1.7;
}

.project-hero-shell{
  display:grid;
  grid-template-columns:1fr 1.04fr;
  gap:28px;
  align-items:center;
}
.project-detail-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 360px;
  gap:26px;
  align-items:start;
}
.project-detail-main{
  display:grid;
  gap:24px;
}
.project-detail-side{
  display:grid;
  gap:20px;
}
.project-copy-card{
  padding:26px;
}
.spec-card{
  padding:24px;
}
.spec-card-sticky{
  position:sticky;
  top:110px;
}
.project-gallery-block,
.project-video-block{
  display:grid;
  gap:18px;
}
.gallery-grid{
  grid-template-columns:repeat(3,minmax(0,1fr));
}
.gallery-grid-premium .gallery-item{
  border-radius:28px;
}
.video-shell iframe{
  display:block;
  width:100%;
  aspect-ratio:16/9;
  border:0;
}

.split-grid{
  display:grid;
  grid-template-columns:1fr .92fr;
  gap:28px;
  align-items:start;
}
.premium-split{align-items:center}

.prose{
  font-size:1.05rem;
  line-height:1.85;
  color:#273246;
}
.prose p + p{margin-top:18px}

.feature-list{
  list-style:none;
  padding:0;
  margin:18px 0 0;
  display:grid;
  gap:14px;
}
.feature-list li{
  position:relative;
  padding-left:26px;
  color:var(--muted);
  line-height:1.65;
}
.feature-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.55em;
  width:12px;
  height:12px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--primary));
}

.detail-pills{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:20px 0 0;
}
.detail-pills span{
  padding:10px 13px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  font-weight:800;
  color:var(--primary-2);
  box-shadow:var(--shadow-sm);
}

.contact-form{
  display:grid;
  gap:16px;
}
.contact-form label{
  display:grid;
  gap:8px;
  font-weight:700;
  color:var(--text);
}
.contact-form input,
.contact-form textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius:18px;
  padding:14px 16px;
  font:inherit;
  background:#fff;
}
.notice.success{
  padding:14px 16px;
  border-radius:18px;
  background:rgba(17,170,89,.10);
  border:1px solid rgba(17,170,89,.22);
  color:#11703f;
  margin-bottom:16px;
}

.faq-section{padding-top:22px}
.faq-list{
  display:grid;
  gap:14px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:22px;
  padding:0 18px;
  box-shadow:var(--shadow-sm);
}
.faq-item summary{
  cursor:pointer;
  list-style:none;
  padding:18px 0;
  font-weight:800;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item div{
  padding:0 0 18px;
  color:var(--muted);
  line-height:1.7;
}

.campaign-cta-section{padding-top:24px}
.campaign-cta-card{
  padding:30px;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:22px;
  align-items:center;
  background:
    linear-gradient(135deg,rgba(0,87,255,.05),rgba(255,255,255,1) 40%),
    #fff;
}
.campaign-cta-card h2{
  margin:10px 0 12px;
  font-size:clamp(1.8rem,3vw,2.8rem);
  line-height:1.1;
}
.campaign-cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  justify-content:flex-end;
}

.site-footer{
  padding:42px 0 48px;
  background:linear-gradient(180deg,#081325 0%,#061224 100%);
  color:#dce7ff;
  margin-top:38px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr .8fr .9fr;
  gap:28px;
}
.footer-grid h3{
  margin:0 0 14px;
  font-size:1rem;
  color:#fff;
}
.footer-grid ul{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:10px;
}
.footer-grid a{color:#dce7ff}
.footer-logo{filter:brightness(1.4)}
.footer-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:18px;
}
.footer-actions .btn-secondary{
  background:transparent;
  border-color:rgba(255,255,255,.18);
  color:#fff;
}
.footer-social{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:16px;
}
.footer-social a{
  padding:9px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  font-size:12px;
  font-weight:700;
}

.ratio-hero{aspect-ratio:16/9}
.ratio-interior{aspect-ratio:4/3}
.ratio-region{aspect-ratio:16/10}
.ratio-gallery{aspect-ratio:4/3}
.ratio-post{aspect-ratio:16/10}

.site-lightbox{
  position:fixed;
  inset:0;
  background:rgba(5,12,24,.84);
  display:none;
  align-items:center;
  justify-content:center;
  padding:24px;
  z-index:120;
}
.site-lightbox.is-open{display:flex}
.site-lightbox-inner{
  max-width:min(1200px, 100%);
  max-height:100%;
}
.site-lightbox-image{
  max-width:100%;
  max-height:88vh;
  width:auto;
  height:auto;
  border-radius:22px;
  box-shadow:0 30px 80px rgba(0,0,0,.35);
}
.site-lightbox-close{
  position:absolute;
  top:18px;
  right:18px;
  width:52px;
  height:52px;
  border:0;
  border-radius:999px;
  background:#fff;
  color:#091423;
  font-size:28px;
  font-weight:700;
  cursor:pointer;
  box-shadow:0 14px 30px rgba(0,0,0,.18);
}

@media (max-width:1180px){
  .hero-stage,
  .project-hero-shell,
  .project-showcase-shell,
  .split-grid,
  .project-detail-layout,
  .footer-grid,
  .campaign-cta-card{
    grid-template-columns:1fr;
  }

  .content-grid.four,
  .service-lanes{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }

  .region-grid,
  .content-grid.three,
  .gallery-grid,
  .trust-strip,
  .editorial-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }

  .editorial-card-large{grid-row:auto}
  .campaign-cta-actions{justify-content:flex-start}
  .spec-card-sticky{position:relative;top:auto}
}

@media (max-width:920px){
  .header-topbar-inner{
    flex-direction:column;
    align-items:flex-start;
    padding:8px 0;
  }

  .nav-toggle{
    display:flex;
    margin-left:auto;
  }

  .site-nav{
    position:absolute;
    left:16px;
    right:16px;
    top:132px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    padding:14px;
    border-radius:24px;
    background:#fff;
    border:1px solid var(--line);
    box-shadow:var(--shadow);
    margin-left:0;
  }
  .site-nav.is-open{display:flex}

  .header-cta-group{display:none}
  .hero-quick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-stage-visual{grid-template-columns:1fr}
}

@media (max-width:640px){
  .container{width:min(100% - 20px, 1320px)}

  .site-header{position:relative}
  .header-contact-mini,
  .header-social-mini{gap:10px}
  .header-contact-mini a,
  .header-social-mini a{font-size:12px}

  .nav-row{min-height:74px}
  .brand img{height:40px}

  .hero-section{padding-top:24px}
  .hero-stage-copy h1,
  .project-hero-copy h1,
  .inner-hero h1{
    font-size:2.15rem;
  }

  .trust-strip,
  .region-grid,
  .content-grid.four,
  .content-grid.three,
  .gallery-grid,
  .editorial-grid,
  .service-lanes,
  .project-showcase-gallery{
    grid-template-columns:1fr;
  }

  .btn{width:100%}
  .hero-actions,
  .campaign-cta-actions,
  .footer-actions{
    display:grid;
    grid-template-columns:1fr;
  }

  .hero-quick-grid{grid-template-columns:1fr 1fr}
  .hero-cover-overlay{
    flex-direction:column;
    align-items:flex-start;
  }

  .project-copy-card,
  .spec-card,
  .campaign-cta-card,
  .service-lane-card,
  .content-card,
  .post-body,
  .region-content{
    padding:20px;
  }
}