:root{
  --navy:#07182b;
  --navy-2:#0b2845;
  --orange:#f36c21;
  --orange-2:#ff914d;
  --steel:#dfe7ee;
  --ink:#132033;
  --muted:#66758a;
  --white:#fff;
  --max:1180px;
  --radius:18px;
  --shadow:0 20px 60px rgba(5,24,43,.18);
}
*{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}
button,input,select,textarea{font:inherit}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.skip-link{position:absolute;left:-999px;top:10px;background:#fff;padding:10px;z-index:1000}.skip-link:focus{left:10px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.site-header{position:sticky;top:0;z-index:100;background:rgba(7,24,43,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.1)}
.nav-wrap{min-height:76px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:12px;color:white;min-width:max-content}
.brand-mark{width:50px;height:50px;border:2px solid var(--orange);display:grid;place-items:center;font-weight:900;letter-spacing:-2px;transform:skew(-6deg)}
.brand strong{display:block;font-size:1.05rem;line-height:1}.brand small{display:block;color:var(--orange-2);text-transform:uppercase;letter-spacing:.13em;font-weight:800;font-size:.68rem;margin-top:6px}
.main-nav{display:flex;gap:24px;margin-left:auto;color:#dbe7f3;font-weight:700;font-size:.93rem}.main-nav a:hover{color:var(--orange-2)}
.menu-toggle{display:none;background:none;border:0;padding:10px}.menu-toggle span:not(.sr-only){display:block;width:26px;height:2px;background:white;margin:5px}
.btn{display:inline-flex;justify-content:center;align-items:center;min-height:52px;padding:0 24px;border-radius:8px;background:var(--orange);color:white;font-weight:900;text-transform:uppercase;letter-spacing:.035em;border:2px solid var(--orange);box-shadow:0 10px 28px rgba(243,108,33,.25);transition:.2s ease;cursor:pointer}.btn:hover{transform:translateY(-2px);background:#ff7a2e}.btn-small{min-height:44px;padding:0 18px;font-size:.85rem}.btn-ghost{background:transparent;border-color:rgba(255,255,255,.55);box-shadow:none}.btn-light{background:white;color:var(--navy);border-color:white}.btn-full{width:100%}
.hero{position:relative;isolation:isolate;background:var(--navy);color:white;overflow:hidden}
.hero-media{position:absolute;inset:0;background:url("assets/welder-tank.jpg") center/cover no-repeat;filter:saturate(.8)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,17,31,.98) 0%,rgba(4,17,31,.93) 42%,rgba(4,17,31,.48) 72%,rgba(4,17,31,.72) 100%),linear-gradient(0deg,rgba(7,24,43,.95),transparent 55%)}
.hero-grid{position:relative;min-height:720px;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(320px,.65fr);align-items:center;gap:60px;padding-top:80px;padding-bottom:80px}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-weight:900;font-size:.78rem;color:var(--orange-2);margin:0 0 15px}.eyebrow.dark{color:#c85212}
.hero h1{font-size:clamp(3rem,6vw,6.25rem);line-height:.94;letter-spacing:-.055em;text-transform:uppercase;max-width:870px;margin:0 0 26px}
.hero-lead{font-size:clamp(1.1rem,2vw,1.42rem);max-width:760px;color:#d9e4ef;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.trust-list{display:flex;flex-wrap:wrap;gap:12px 24px;padding:0;margin:28px 0 0;list-style:none;color:#ecf4fb;font-weight:700}.trust-list li:before{content:"✓";color:var(--orange-2);margin-right:8px}
.verification-note{max-width:700px;font-size:.75rem;color:#aebdcb;margin-top:18px}
.hero-card{background:rgba(8,34,59,.88);border:1px solid rgba(255,255,255,.2);padding:34px;border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(12px)}
.hero-card h2{font-size:2rem;line-height:1.1;margin:8px 0 16px}.hero-card p{color:#cbd9e5}.card-kicker{color:var(--orange-2);text-transform:uppercase;font-weight:900;letter-spacing:.12em;font-size:.75rem}.response-line{display:flex;align-items:center;gap:10px;margin-top:18px;color:#cbd9e5;font-size:.9rem}.response-line span{width:9px;height:9px;background:#4bd37b;border-radius:50%;box-shadow:0 0 0 5px rgba(75,211,123,.12)}
.proof-strip{background:#0a213a;color:white;border-top:1px solid rgba(255,255,255,.09)}
.proof-grid{display:grid;grid-template-columns:repeat(4,1fr)}.proof-grid div{padding:28px;border-right:1px solid rgba(255,255,255,.12);display:flex;align-items:center;gap:14px}.proof-grid div:last-child{border-right:0}.proof-grid strong{font-size:2.3rem;color:var(--orange-2)}.proof-grid span{font-size:.85rem;text-transform:uppercase;line-height:1.25;font-weight:800;color:#d8e3ed}
.section{padding:105px 0}.section-dark{background:var(--navy);color:white}.section-heading{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:end;margin-bottom:48px}.section-heading h2,.split h2,.contact-copy h2{font-size:clamp(2.3rem,4vw,4.4rem);line-height:1;letter-spacing:-.045em;text-transform:uppercase;margin:0}.section-heading>p{color:var(--muted);font-size:1.05rem}.section-heading.light>p{color:#bcc9d5}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card{padding:30px;border:1px solid #dbe3ea;border-radius:14px;background:white;min-height:260px;transition:.2s}.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.service-card.featured{background:var(--navy);color:white;border-color:var(--navy)}.service-number{color:var(--orange);font-weight:900}.service-card h3{font-size:1.45rem;line-height:1.15;margin:45px 0 15px}.service-card p{color:var(--muted)}.service-card.featured p{color:#bfccd8}
.project-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:18px}.project-card{position:relative;margin:0;min-height:430px;border-radius:16px;overflow:hidden;background:#132d46}.project-card img{width:100%;height:100%;object-fit:cover}.project-card figcaption{position:absolute;left:0;right:0;bottom:0;padding:60px 24px 24px;background:linear-gradient(transparent,rgba(4,17,31,.94));display:flex;flex-direction:column}.project-card figcaption strong{font-size:1.25rem}.project-card figcaption span{color:#d4dfe8;font-size:.9rem}
.split{display:grid;grid-template-columns:1fr .85fr;gap:70px;align-items:start}.lead{font-size:1.2rem;color:var(--muted);max-width:700px}.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:42px}.check-grid>div{display:flex;gap:14px}.check-grid span{width:34px;height:34px;flex:0 0 34px;border-radius:50%;display:grid;place-items:center;background:#fff0e7;color:#c85112;font-weight:900}.check-grid p{margin:0;color:var(--muted)}.check-grid strong{color:var(--ink)}
.qualification-panel{background:#f2f5f8;border-left:6px solid var(--orange);padding:38px;border-radius:0 16px 16px 0}.panel-label{text-transform:uppercase;letter-spacing:.13em;color:#c85112;font-weight:900;font-size:.75rem}.qualification-panel h3{font-size:1.8rem;line-height:1.15}.qualification-panel li{margin:11px 0}.mini-note{font-size:.82rem;color:var(--muted);border-top:1px solid #d4dce3;padding-top:18px}
.cta-section{padding:58px 0;background:var(--orange);color:white}.cta-grid{display:grid;grid-template-columns:1fr auto;align-items:center;gap:40px}.cta-grid h2{font-size:clamp(2rem,4vw,4rem);line-height:1;text-transform:uppercase;margin:0}.cta-grid .eyebrow{color:#3a1706}
.contact-section{background:#edf2f6}.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}.contact-copy>p:not(.eyebrow){color:var(--muted);font-size:1.08rem}.contact-cards{display:grid;gap:10px;margin-top:35px}.contact-cards a{background:white;padding:18px;border-radius:10px;border:1px solid #d8e1e8}.contact-cards small{display:block;color:#c85112;text-transform:uppercase;font-weight:900}.contact-cards strong{font-size:1.08rem}
.inquiry-form{background:white;padding:35px;border-radius:var(--radius);box-shadow:var(--shadow)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.inquiry-form label{display:grid;gap:7px;font-weight:800;font-size:.9rem;margin-bottom:15px}.inquiry-form input,.inquiry-form select,.inquiry-form textarea{width:100%;border:1px solid #cbd5df;border-radius:8px;padding:13px 14px;background:#fbfcfd;color:var(--ink)}.inquiry-form input:focus,.inquiry-form select:focus,.inquiry-form textarea:focus{outline:3px solid rgba(243,108,33,.18);border-color:var(--orange)}.form-status{font-size:.78rem;color:var(--muted);margin-bottom:0}
.site-footer{background:#061525;color:#c6d4e0;padding:65px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr .7fr .7fr;gap:60px}.footer-grid h3{color:white}.footer-grid>div>a:not(.brand){display:block;margin:8px 0}.footer-brand{margin-bottom:18px}.footer-bottom{display:flex;justify-content:space-between;gap:25px;border-top:1px solid rgba(255,255,255,.1);margin-top:45px;padding-top:22px;font-size:.78rem;color:#8fa1b2}
@media(max-width:900px){
  .header-cta{display:none}.menu-toggle{display:block;margin-left:auto}.main-nav{position:absolute;top:76px;left:0;right:0;background:var(--navy);display:none;flex-direction:column;padding:24px 20px;border-top:1px solid rgba(255,255,255,.1)}.main-nav.open{display:flex}
  .hero-grid,.section-heading,.split,.contact-grid{grid-template-columns:1fr}.hero-grid{min-height:auto;padding-top:95px;gap:35px}.hero h1{font-size:clamp(3rem,13vw,5rem)}.hero-card{max-width:600px}
  .proof-grid{grid-template-columns:1fr 1fr}.proof-grid div:nth-child(2){border-right:0}.service-grid{grid-template-columns:1fr 1fr}.project-grid{grid-template-columns:1fr 1fr}.project-card.large{grid-column:1/-1}.cta-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .container{width:min(100% - 26px,var(--max))}.nav-wrap{min-height:68px}.main-nav{top:68px}.brand-mark{width:43px;height:43px}.brand strong{font-size:.95rem}
  .hero-grid{padding-top:75px;padding-bottom:55px}.hero-actions{display:grid}.hero-actions .btn{width:100%}.trust-list{display:grid}.hero-card{padding:24px}
  .proof-grid,.service-grid,.project-grid,.check-grid,.form-row,.footer-grid{grid-template-columns:1fr}.proof-grid div{border-right:0;border-bottom:1px solid rgba(255,255,255,.1)}.project-card.large{grid-column:auto}.project-card{min-height:360px}.section{padding:75px 0}.section-heading{gap:18px}.qualification-panel{padding:28px}.inquiry-form{padding:22px}.footer-bottom{flex-direction:column}
}