:root{
  --navy:#0B2545;
  --green:#209D50;
  --amber:#F2A93C;
  --paper:#F5F6F7;
  --slate:#6B7680;
  --ink:#0F1720;
  --line:#DDE2E5;
  --serif: 'Source Serif 4', Georgia, serif;
  --sans: 'Inter', -apple-system, sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.5;
}
a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}
.wrap{max-width:1120px; margin:0 auto; padding:0 24px;}

.stamp{
  display:inline-flex;
  align-items:center;
  gap:8px;
  border:2px solid var(--green);
  color:var(--green);
  font-family:var(--mono);
  font-size:12px;
  font-weight:600;
  letter-spacing:2px;
  text-transform:uppercase;
  padding:7px 16px;
  border-radius:999px;
  transform:rotate(-2deg);
}
.stamp::before{content:"●"; font-size:8px;}

header{
  position:sticky; top:0; z-index:50;
  background:rgba(245,246,247,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 24px;
  position:relative;
}
.nav img{height:52px; width:auto;}
.nav-links{display:flex; gap:32px; align-items:center; font-size:15px; font-weight:500;}
.nav-links a:not(.nav-cta){margin-right:32px;}
.nav-links a:last-child{margin-right:0;}
.nav-links a:hover{color:var(--green);}
.nav-links a.active{color:var(--green);}
.nav-cta{
  background:var(--navy); color:#fff !important;
  padding:10px 20px; border-radius:6px; font-weight:600; font-size:14px;
}
.nav-cta:hover{background:var(--green);}
.nav-toggle{display:none; background:none; border:none; font-size:24px; cursor:pointer; color:var(--navy);}

.hero{
  position:relative;
  min-height:580px;
  display:flex;
  align-items:center;
  background-image:
    linear-gradient(100deg, rgba(11,37,69,0.90) 0%, rgba(11,37,69,0.72) 45%, rgba(11,37,69,0.42) 100%),
    url('https://images.unsplash.com/photo-1759216373394-91146ca977c7?fm=jpg&q=70&w=2400&auto=format&fit=crop');
  background-size:cover;
  background-position:center;
  padding:80px 0;
}
.hero-inner{max-width:720px;}
.hero h1{
  font-family:var(--serif);
  font-size:clamp(34px, 5vw, 56px);
  font-weight:700;
  color:#fff;
  line-height:1.08;
  letter-spacing:-0.01em;
  margin-bottom:20px;
}
.hero p.lead{
  font-size:18px; color:#E4E9EC; max-width:560px; margin-bottom:32px;
}
.hero-ctas{display:flex; gap:14px; flex-wrap:wrap;}
.hero .btn-secondary{background:transparent; color:#fff; border:1.5px solid rgba(255,255,255,0.7);}
.hero .btn-secondary:hover{border-color:var(--green); color:var(--green); background:#fff;}
.hero-credit{
  position:absolute; bottom:14px; right:24px;
  font-size:11px; color:rgba(255,255,255,0.55);
}
.btn{
  display:inline-block; padding:14px 26px; border-radius:6px;
  font-weight:600; font-size:15px; transition:transform 0.15s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--green); color:#fff;}
.btn-primary:hover{background:#1a8544;}
.btn-secondary{background:transparent; color:var(--navy); border:1.5px solid var(--navy);}
.btn-secondary:hover{border-color:var(--green); color:var(--green);}

/* page header banner for non-home pages */
.page-hero{padding:56px 0 40px;}
.page-hero h1{
  font-family:var(--serif); font-size:clamp(28px, 4vw, 42px);
  font-weight:700; color:var(--navy); letter-spacing:-0.01em; margin-bottom:12px;
}
.page-hero p{color:var(--slate); font-size:16px; max-width:600px;}

.eyebrow{
  font-family:var(--mono); font-size:12px; font-weight:600;
  letter-spacing:2px; text-transform:uppercase; color:var(--green);
  margin-bottom:10px; display:block;
}
section{padding:80px 0;}
section.alt{background:#fff; border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
h2{
  font-family:var(--serif); font-size:clamp(26px, 3.4vw, 38px);
  font-weight:700; color:var(--navy); margin-bottom:14px; letter-spacing:-0.01em;
}
.section-intro{color:var(--slate); font-size:16px; max-width:600px; margin-bottom:48px;}

.problems-scroll-wrap{position:relative;}
.problems-scroll{
  display:flex; gap:20px; overflow-x:auto; scroll-snap-type:x mandatory;
  padding:4px 4px 20px; -webkit-overflow-scrolling:touch;
  scrollbar-width:thin;
}
.problems-scroll::-webkit-scrollbar{height:8px;}
.problems-scroll::-webkit-scrollbar-thumb{background:var(--line); border-radius:4px;}
.problem-card{
  flex:0 0 300px; scroll-snap-align:start;
  background:#fff; border:1px solid var(--line); border-radius:10px; padding:22px;
  display:flex; flex-direction:column;
}
.problem-card .num{
  font-family:var(--mono); font-size:12px; font-weight:600; color:var(--slate);
  margin-bottom:10px; display:block;
}
.problem-card img{
  width:100%; height:150px; object-fit:contain; background:var(--paper);
  border-radius:6px; margin-bottom:16px;
}
.problem-card h3{font-size:17px; font-weight:700; color:var(--navy); margin-bottom:8px;}
.problem-card p{font-size:14.5px; color:var(--slate); margin-bottom:12px; flex-grow:1;}
.scroll-arrows{display:flex; gap:10px; margin-top:6px;}
.scroll-arrow{
  width:40px; height:40px; border-radius:50%; border:1.5px solid var(--line);
  background:#fff; color:var(--navy); font-size:16px; cursor:pointer;
  display:flex; align-items:center; justify-content:center; transition:border-color 0.15s ease;
}
.scroll-arrow:hover{border-color:var(--green); color:var(--green);}
@media (max-width:760px){
  .problem-card{flex-basis:78vw;}
}
.solve-tag{
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--mono); font-size:12px; font-weight:600;
  color:var(--green); text-transform:uppercase; letter-spacing:1px;
}
.solve-tag::before{content:"✓"; font-weight:700;}

.services-grid{
  display:grid; grid-template-columns:repeat(auto-fit, minmax(240px, 1fr));
  gap:20px;
}
.service-card{
  background:var(--paper); border:1px solid var(--line); border-radius:10px;
  padding:28px 24px; transition:border-color 0.15s ease;
}
.service-card:hover{border-color:var(--green);}
.service-card .ref{font-family:var(--mono); font-size:12px; color:var(--slate); margin-bottom:12px; display:block;}
.service-card h3{font-family:var(--serif); font-size:20px; color:var(--navy); margin-bottom:10px; font-weight:700;}
.service-card p{font-size:14.5px; color:var(--slate);}
.service-detail{margin-bottom:40px; padding-bottom:40px; border-bottom:1px solid var(--line);}
.service-detail:last-child{border-bottom:none; margin-bottom:0; padding-bottom:0;}
.service-detail .ref{font-family:var(--mono); font-size:12px; color:var(--green); margin-bottom:8px; display:block;}
.service-detail h3{font-family:var(--serif); font-size:24px; color:var(--navy); margin-bottom:10px; font-weight:700;}
.service-detail p{color:var(--ink); font-size:16px; max-width:680px; margin-bottom:16px;}

.about-inner{max-width:680px;}
.about-inner p{margin-bottom:18px; color:var(--ink); font-size:16px;}
.about-inner p:last-child{margin-bottom:0;}

.quote-section{background:var(--navy); color:#fff;}
.quote-section .eyebrow{color:var(--amber);}
.quote-section h2{color:#fff;}
.quote-section .section-intro{color:#B9C2CB;}
.quote-grid{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
.quote-grid .full{grid-column:1 / -1;}
label{display:block; font-size:13px; font-weight:600; margin-bottom:6px; color:#D6DCE1;}
input, select, textarea{
  width:100%; padding:12px 14px; border-radius:6px; border:1px solid rgba(255,255,255,0.2);
  background:rgba(255,255,255,0.06); color:#fff; font-family:var(--sans); font-size:14px;
  margin-bottom:18px;
}
input::placeholder, textarea::placeholder{color:#8894A0;}
input:focus, select:focus, textarea:focus{outline:2px solid var(--green); border-color:var(--green);}
select{cursor:pointer;}
select option{color:#000;}
.quote-form{margin-top:36px;}
.submit-row{display:flex; align-items:center; gap:16px; flex-wrap:wrap;}
.submit-note{font-size:13px; color:#8894A0;}

footer{padding:36px 0; text-align:center; font-size:13px; color:var(--slate);}

/* service overview cards with background photos */
.service-photo-grid{
  display:grid; grid-template-columns:repeat(auto-fit, minmax(260px, 1fr));
  gap:20px;
}
.service-photo-card{
  position:relative; display:block; border-radius:12px; overflow:hidden;
  min-height:220px; background-size:cover; background-position:center;
  transition:transform 0.15s ease;
}
.service-photo-card:hover{transform:translateY(-3px);}
.service-photo-card::before{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(11,37,69,0.15) 0%, rgba(11,37,69,0.88) 100%);
}
.service-photo-card-content{
  position:absolute; left:0; right:0; bottom:0; padding:20px;
  color:#fff;
}
.service-photo-card-content .ref{font-family:var(--mono); font-size:11px; color:var(--amber); letter-spacing:1px; display:block; margin-bottom:6px;}
.service-photo-card-content h3{font-family:var(--serif); font-size:19px; font-weight:700; margin-bottom:6px;}
.service-photo-card-content p{font-size:13.5px; color:#D6DCE1; margin-bottom:0;}

/* sub-service page hero with photo */
.service-hero{
  position:relative; min-height:320px; display:flex; align-items:flex-end;
  background-size:cover; background-position:center;
  padding:48px 0;
}
.service-hero::before{
  content:""; position:absolute; inset:0;
  background:linear-gradient(100deg, rgba(11,37,69,0.90) 0%, rgba(11,37,69,0.55) 100%);
}
.service-hero .wrap{position:relative; z-index:1;}
.service-hero .eyebrow{color:var(--amber);}
.service-hero h1{font-family:var(--serif); color:#fff; font-size:clamp(28px,4vw,42px); font-weight:700; margin-bottom:10px;}
.service-hero p{color:#E4E9EC; font-size:16px; max-width:600px;}

/* container size cards */
.container-grid{
  display:grid; grid-template-columns:repeat(auto-fit, minmax(220px, 1fr));
  gap:20px; margin-top:8px;
}
.container-card{
  background:#fff; border:1px solid var(--line); border-radius:10px; padding:20px;
}
.container-card h4{font-family:var(--serif); color:var(--navy); font-size:17px; margin-bottom:12px;}
.container-visual{
  height:70px; display:flex; align-items:flex-end; margin-bottom:14px;
}
.container-visual .box{
  background:var(--navy); border-radius:3px; opacity:0.9;
}
.container-card .specs{list-style:none; font-size:13px; color:var(--slate);}
.container-card .specs li{display:flex; justify-content:space-between; padding:5px 0; border-bottom:1px solid var(--line);}
.container-card .specs li:last-child{border-bottom:none;}
.container-card .specs strong{color:var(--ink); font-weight:600;}

/* tick benefit list */
.tick-list{list-style:none; margin-top:20px;}
.tick-list li{
  display:flex; align-items:flex-start; gap:12px; padding:12px 0;
  border-bottom:1px solid var(--line); font-size:15.5px; color:var(--ink);
}
.tick-list li:last-child{border-bottom:none;}
.tick-list .tick{
  flex-shrink:0; width:24px; height:24px; border-radius:50%;
  background:var(--green); color:#fff; display:flex; align-items:center; justify-content:center;
  font-size:14px; font-weight:700; margin-top:1px;
}

/* ports list */
.ports-grid{
  display:grid; grid-template-columns:repeat(auto-fit, minmax(150px, 1fr));
  gap:12px; margin-top:20px;
}
.port-chip{
  background:var(--paper); border:1px solid var(--line); border-radius:8px;
  padding:14px 16px; font-weight:600; color:var(--navy); font-size:14.5px;
  display:flex; align-items:center; gap:8px;
}
.port-chip::before{content:"📍"; font-size:14px;}

.service-content-block{margin-bottom:36px;}
.service-content-block:last-child{margin-bottom:0;}
.service-content-block h2{font-size:24px;}

@media (max-width:760px){
  .nav-links{
    display:none;
    position:absolute; top:100%; left:0; right:0;
    background:#fff; border-bottom:1px solid var(--line);
    flex-direction:column; align-items:flex-start; gap:0; padding:8px 24px 20px;
  }
  .nav-links.nav-open{display:flex;}
  .nav-links a:not(.nav-cta){margin-right:0; padding:12px 0; width:100%; border-bottom:1px solid var(--line);}
  .nav-links a.nav-cta{margin-top:14px;}
  .nav-toggle{display:block;}
  .problem-body{grid-template-columns:1fr;}
  .problem-body img{width:100%; height:auto;}
  .quote-grid{grid-template-columns:1fr;}
}