:root{
  --blue:#075db5;
  --blue2:#0d78d8;
  --navy:#07172b;
  --ink:#152033;
  --muted:#657184;
  --line:#e6ebf1;
  --surface:#f5f8fc;
  --white:#fff;
  --radius:22px;
  --shadow:0 18px 50px rgba(5,34,65,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);
  background:#fff;
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  text-transform:uppercase;letter-spacing:.14em;font-weight:800;font-size:.76rem;
  color:var(--blue);
}
.eyebrow:before{content:"";width:28px;height:3px;background:var(--blue);border-radius:999px}
.section{padding:96px 0}
.section-soft{background:var(--surface)}
.section-head{max-width:740px;margin-bottom:42px}
.section-head h2,.page-hero h1{
  font-size:clamp(2.1rem,4vw,4rem);line-height:1.05;letter-spacing:-.035em;margin:.4rem 0 1rem
}
.section-head p,.page-hero p{color:var(--muted);font-size:1.05rem}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:50px;padding:0 22px;border-radius:999px;font-weight:800;
  transition:.25s ease;border:1px solid transparent;cursor:pointer
}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;box-shadow:0 10px 28px rgba(7,93,181,.26)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-outline{border-color:#cfd8e3;background:#fff;color:var(--navy)}
.btn-outline:hover{border-color:var(--blue);color:var(--blue)}
.icon{
  width:46px;height:46px;border-radius:14px;background:#e8f3ff;color:var(--blue);
  display:grid;place-items:center;font-size:1.2rem;flex:0 0 auto
}

/* Header */
.topbar{background:var(--navy);color:#dbe7f6;font-size:.86rem}
.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:9px 0}
.topbar-links{display:flex;gap:20px;flex-wrap:wrap}
.header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,228,238,.9)
}
.nav{height:86px;display:flex;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:124px;height:62px;object-fit:cover;object-position:center;border-radius:10px}
.menu{display:flex;align-items:center;gap:26px;font-weight:700}
.menu a{position:relative;font-size:.95rem}
.menu a:after{content:"";position:absolute;left:0;bottom:-8px;width:0;height:2px;background:var(--blue);transition:.2s}
.menu a:hover:after,.menu a.active:after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px}
.menu-btn{
  display:none;width:46px;height:46px;border:1px solid var(--line);background:#fff;border-radius:14px;
  font-size:1.25rem
}

/* Hero */
.hero{
  min-height:760px;display:grid;align-items:center;position:relative;overflow:hidden;
  background:
    radial-gradient(circle at 12% 20%, rgba(13,120,216,.13), transparent 33%),
    linear-gradient(90deg,#fff 0%,#fff 45%,rgba(255,255,255,.78) 56%,rgba(255,255,255,.08) 100%),
    url("project-exterior.jpg") center right/cover no-repeat;
}
.hero:after{
  content:"";position:absolute;right:-160px;bottom:-180px;width:480px;height:480px;
  border:70px solid rgba(7,93,181,.10);transform:rotate(45deg)
}
.hero-content{position:relative;z-index:2;max-width:670px;padding:92px 0}
.hero h1{font-size:clamp(3rem,6.4vw,6rem);line-height:.98;letter-spacing:-.055em;margin:14px 0 22px;color:var(--navy)}
.hero h1 span{color:var(--blue)}
.hero p{font-size:1.16rem;color:#506074;max-width:620px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px;max-width:620px}
.hero-stat{padding:18px 20px;border-radius:18px;background:rgba(255,255,255,.88);border:1px solid rgba(215,225,236,.9);backdrop-filter:blur(10px)}
.hero-stat strong{display:block;color:var(--navy);font-size:1.2rem}
.hero-stat span{font-size:.82rem;color:var(--muted)}

/* Cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  box-shadow:0 8px 24px rgba(24,44,70,.05);transition:.25s ease
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#d4e5f6}
.card h3{margin:18px 0 8px;font-size:1.25rem}
.card p{color:var(--muted);margin:0}
.card-link{display:inline-flex;margin-top:18px;color:var(--blue);font-weight:800}

/* Split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.media-card{position:relative}
.media-card img{width:100%;height:540px;object-fit:cover;border-radius:30px;box-shadow:var(--shadow)}
.media-badge{
  position:absolute;left:-28px;bottom:32px;background:var(--navy);color:#fff;padding:22px 24px;border-radius:18px;
  box-shadow:var(--shadow);max-width:250px
}
.media-badge strong{display:block;font-size:1.35rem}
.checks{display:grid;gap:12px;margin:26px 0}
.check{display:flex;gap:12px;align-items:flex-start}
.check b{color:var(--blue)}
.check span{color:var(--muted)}

/* Process */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{padding:28px;border-top:3px solid var(--blue);background:#fff;border-radius:0 0 18px 18px;border-left:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.step .num{font-size:2rem;font-weight:900;color:#c9dff6}
.step h3{margin:5px 0 6px}
.step p{margin:0;color:var(--muted);font-size:.94rem}

/* Gallery */
.gallery{display:grid;grid-template-columns:1.35fr .8fr .8fr;grid-auto-rows:250px;gap:16px}
.gallery figure{margin:0;position:relative;overflow:hidden;border-radius:22px}
.gallery figure:first-child{grid-row:span 2}
.gallery img{width:100%;height:100%;object-fit:cover;transition:.35s}
.gallery figure:hover img{transform:scale(1.04)}
.gallery figcaption{position:absolute;left:18px;bottom:16px;background:rgba(5,22,43,.78);color:#fff;padding:9px 13px;border-radius:999px;font-weight:700;font-size:.84rem}

/* CTA */
.cta{
  background:linear-gradient(135deg,#052a56,#0a67c2);color:#fff;border-radius:32px;padding:54px;
  display:flex;align-items:center;justify-content:space-between;gap:30px;box-shadow:var(--shadow)
}
.cta h2{font-size:clamp(2rem,4vw,3.5rem);line-height:1;margin:0 0 12px;letter-spacing:-.04em}
.cta p{margin:0;color:#d9e9fa;max-width:650px}
.cta .btn{background:#fff;color:var(--navy)}

/* Footer */
footer{background:#061322;color:#dbe5ef;margin-top:90px}
.footer-grid{display:grid;grid-template-columns:1.25fr .8fr .9fr 1.2fr;gap:44px;padding:64px 0 44px}
footer h4{color:#fff;margin-top:0}
footer p,footer li,footer a{color:#9fb0c2}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.footer-brand img{width:160px;height:82px;object-fit:cover;border-radius:12px;margin-bottom:16px}
.socials{display:flex;gap:10px;margin-top:16px}
.socials a{width:38px;height:38px;display:grid;place-items:center;border:1px solid #29415b;border-radius:10px;color:#fff}
.footer-bottom{border-top:1px solid #1a3148;padding:20px 0;display:flex;justify-content:space-between;gap:20px;color:#7f95aa;font-size:.88rem}

/* Page hero */
.page-hero{padding:90px 0 70px;background:linear-gradient(135deg,#f5f9fd,#eef6ff)}
.page-hero .container{max-width:980px}
.breadcrumb{font-size:.9rem;color:var(--blue);font-weight:800}
.page-hero p{max-width:720px}
.service-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.service-block{padding:30px;border-radius:22px;background:#fff;border:1px solid var(--line)}
.service-block h3{margin-top:0}
.service-block ul{padding-left:20px;color:var(--muted)}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:32px}
.contact-panel,.form-panel{border:1px solid var(--line);border-radius:24px;padding:32px;background:#fff;box-shadow:0 8px 30px rgba(12,43,76,.05)}
.contact-row{display:flex;gap:14px;margin-bottom:20px}
.contact-row b{display:block;color:var(--navy)}
.contact-row span,.contact-row a{color:var(--muted)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{display:grid;gap:7px}
.form-group.full{grid-column:1/-1}
label{font-size:.86rem;font-weight:800}
input,select,textarea{
  width:100%;border:1px solid #dbe3ec;border-radius:13px;padding:14px 15px;font:inherit;outline:none;background:#fff
}
input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(7,93,181,.08)}
textarea{min-height:140px;resize:vertical}
.notice{font-size:.84rem;color:var(--muted);margin-top:12px}

/* Responsive */
@media(max-width:980px){
  .topbar{display:none}
  .menu-btn{display:block}
  .menu{
    position:absolute;left:20px;right:20px;top:78px;background:#fff;border:1px solid var(--line);
    border-radius:18px;padding:18px;box-shadow:var(--shadow);display:none;flex-direction:column;align-items:flex-start
  }
  .menu.open{display:flex}
  .nav-actions .btn{display:none}
  .split,.contact-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .gallery{grid-template-columns:1fr 1fr}
  .gallery figure:first-child{grid-row:span 1;grid-column:span 2}
}
@media(max-width:700px){
  .container{width:min(100% - 28px,1180px)}
  .nav{height:74px}
  .brand img{width:102px;height:52px}
  .hero{min-height:690px;background:
    linear-gradient(180deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.9) 58%,rgba(255,255,255,.4) 100%),
    url("project-exterior.jpg") center/cover no-repeat}
  .hero-content{padding:70px 0 180px}
  .hero-stats{grid-template-columns:1fr}
  .section{padding:70px 0}
  .cards,.service-list,.process,.footer-grid,.form-grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr;grid-auto-rows:240px}
  .gallery figure:first-child{grid-column:span 1}
  .media-card img{height:390px}
  .media-badge{left:16px;right:16px;bottom:16px;max-width:none}
  .cta{padding:34px 26px;flex-direction:column;align-items:flex-start;border-radius:24px}
  .footer-bottom{flex-direction:column}
}


/* ===== Upgrade: logo, dropdown navigation, hero slider, page hero ===== */
.brand img,
.footer-brand img{
  object-fit:contain !important;
  object-position:center !important;
  background:#fff;
  padding:4px;
}
.brand img{width:168px !important;height:66px !important;border-radius:8px !important}
.footer-brand img{width:190px !important;height:96px !important}

.nav-item{position:relative}
.menu .nav-item > a{display:flex;align-items:center;gap:6px}
.menu .nav-item > a .chev{font-size:.7rem;transition:.2s}
.submenu{
  position:absolute;top:calc(100% + 18px);left:-18px;min-width:280px;padding:10px;
  background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);
  display:none;z-index:60
}
.submenu:before{content:"";position:absolute;top:-18px;left:0;right:0;height:18px}
.submenu a{
  display:block !important;padding:11px 12px;border-radius:10px;font-size:.9rem !important;font-weight:700;
  color:var(--ink)
}
.submenu a:hover{background:#eef6ff;color:var(--blue)}
.submenu a:after{display:none !important}
.nav-item:hover > .submenu,.nav-item:focus-within > .submenu{display:block}

/* Hero is now a real multi-image slider */
.hero{
  min-height:760px;
  position:relative;
  overflow:hidden;
  display:block;
  background:#07172b !important;
}
.hero-slider,.hero-slide{position:absolute;inset:0}
.hero-slide{
  opacity:0;transition:opacity .9s ease;
  background-position:center;background-size:cover;background-repeat:no-repeat
}
.hero-slide.active{opacity:1}
.hero-slide:after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(3,15,28,.82) 0%,rgba(3,15,28,.68) 42%,rgba(3,15,28,.28) 68%,rgba(3,15,28,.12) 100%)
}
.hero .container{position:relative;z-index:4}
.hero-content{color:#fff}
.hero h1{color:#fff !important}
.hero p{color:#dbe7f3 !important}
.hero .eyebrow{color:#80c4ff}
.hero .eyebrow:before{background:#80c4ff}
.hero-stat{background:rgba(255,255,255,.12)!important;border-color:rgba(255,255,255,.22)!important;color:#fff}
.hero-stat strong{color:#fff!important}
.hero-stat span{color:#d4e2ef!important}
.hero .btn-outline{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.55);color:#fff}
.slider-controls{
  position:absolute;z-index:6;left:50%;bottom:28px;transform:translateX(-50%);
  display:flex;align-items:center;gap:10px
}
.slider-dot{
  width:11px;height:11px;border-radius:50%;border:1px solid #fff;background:transparent;
  padding:0;cursor:pointer;opacity:.8
}
.slider-dot.active{background:#fff;transform:scale(1.25)}
.slider-arrow{
  width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.45);
  background:rgba(4,20,38,.42);color:#fff;font-size:1.1rem;cursor:pointer;backdrop-filter:blur(8px)
}

/* Interior page banner with image background */
.page-hero{
  position:relative;overflow:hidden;padding:115px 0 92px !important;
  background:
    linear-gradient(90deg,rgba(3,19,36,.88),rgba(3,19,36,.70) 50%,rgba(3,19,36,.42)),
    url("project-exterior.jpg") center 54%/cover no-repeat !important;
  color:#fff;
}
.page-hero:after{
  content:"";position:absolute;right:-90px;bottom:-150px;width:380px;height:380px;
  border:55px solid rgba(255,255,255,.08);transform:rotate(45deg)
}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff}
.page-hero p{color:#dbe7f3 !important}
.page-hero .breadcrumb{color:#7fc4ff}

/* Service page details */
.service-hero-card{
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center
}
.service-hero-card img{width:100%;height:430px;object-fit:cover;border-radius:26px;box-shadow:var(--shadow)}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature-card{padding:25px;border:1px solid var(--line);border-radius:20px;background:#fff}
.feature-card h3{margin:10px 0 6px}.feature-card p{margin:0;color:var(--muted)}
.service-nav-strip{
  display:flex;gap:10px;flex-wrap:wrap;margin-top:28px
}
.service-nav-strip a{
  border:1px solid #d5e0ea;border-radius:999px;padding:9px 14px;font-weight:800;font-size:.84rem;background:#fff
}
.service-nav-strip a:hover{border-color:var(--blue);color:var(--blue)}

@media(max-width:980px){
  .brand img{width:145px !important;height:58px !important}
  .menu .nav-item{width:100%}
  .menu .nav-item > a{justify-content:space-between}
  .submenu{
    position:static;min-width:0;width:100%;box-shadow:none;border:0;border-left:2px solid #dceafa;
    border-radius:0;margin:8px 0 0 8px;padding:4px 0 4px 12px;display:none
  }
  .nav-item.open > .submenu{display:block}
  .nav-item:hover > .submenu{display:none}
  .nav-item.open:hover > .submenu{display:block}
  .service-hero-card{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:700px){
  .brand img{width:126px !important;height:52px !important}
  .hero{min-height:720px}
  .hero-slide:after{background:linear-gradient(180deg,rgba(3,15,28,.82),rgba(3,15,28,.62))}
  .feature-grid{grid-template-columns:1fr}
  .service-hero-card img{height:320px}
}