:root{
    --ink:#0E1A2B;
    --ink-2:#132538;
    --steel:#1E3A56;
    --paper:#F3F5F7;
    --paper-2:#E7EBEE;
    --line:#D2D8DC;
    --line-strong:#9CA6AE;
    --brass:#E8600B;
    --brass-light:#FF9F5A;
    --signal:#C41230;
    --ink-soft:#4C5A63;
    --white:#FFFFFF;
    --radius:2px;
    --maxw:1240px;
  }
  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:'IBM Plex Sans', sans-serif;
    font-size:16px;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;}
  h1,h2,h3,h4{
    font-family:'Space Grotesk', sans-serif;
    margin:0;
    letter-spacing:-0.01em;
    font-weight:600;
  }
  .mono{font-family:'IBM Plex Mono', monospace;}
  .wrap{max-width:var(--maxw); margin:0 auto; padding:0 32px;}
  .eyebrow{
    font-family:'IBM Plex Mono', monospace;
    font-size:12.5px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--brass);
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:18px;
  }
  .eyebrow::before{
    content:"";
    width:22px;height:1px;background:var(--brass);
    display:inline-block;
  }
  ::selection{background:var(--brass-light); color:var(--ink);}
  :focus-visible{outline:2px solid var(--brass); outline-offset:3px;}

  /* ---------- ruler divider ---------- */
  .ruler{
    height:22px;
    width:100%;
    background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 24px);
    background-position:0 100%;
    background-repeat:repeat-x;
    background-size:100% 10px;
    position:relative;
    opacity:0.6;
  }
  .ruler.dark{background-image: repeating-linear-gradient(90deg, rgba(255,255,255,0.18) 0 1px, transparent 1px 24px); opacity:1;}

  /* ---------- header ---------- */
  header{
    position:sticky; top:0; z-index:100;
    background:rgba(245,243,238,0.92);
    backdrop-filter:blur(8px);
    border-bottom:1px solid var(--line);
  }
  .nav{
    display:flex; align-items:center; justify-content:space-between;
    padding:18px 32px;
    max-width:var(--maxw); margin:0 auto;
  }
  .logo{
    display:flex; align-items:center; gap:12px;
    font-family:'Space Grotesk', sans-serif;
    font-weight:500; font-size:19px; letter-spacing:0.01em;
  }
  .logo b{font-weight:700; letter-spacing:-0.01em;}
  .logo .mark{
    width:40px;height:40px;flex:0 0 auto;
  }
  .logo small{
    display:block; font-family:'IBM Plex Mono', monospace;
    font-weight:400; font-size:10px; letter-spacing:0.12em; color:var(--ink-soft);
    text-transform:uppercase; margin-top:2px;
  }
  nav.links{display:flex; gap:34px; align-items:center;}
  nav.links a{
    font-size:14px; font-weight:500; color:var(--steel);
    position:relative; padding:4px 0;
  }
  nav.links a:hover{color:var(--ink);}
  nav.links a::after{
    content:""; position:absolute; left:0; bottom:0; width:0; height:1px;
    background:var(--brass); transition:width .25s ease;
  }
  nav.links a:hover::after{width:100%;}
  .btn{
    display:inline-flex; align-items:center; gap:8px;
    background:var(--ink); color:var(--paper);
    padding:12px 22px; font-size:13.5px; font-weight:600;
    font-family:'IBM Plex Mono', monospace; letter-spacing:0.04em;
    border:1px solid var(--ink); border-radius:var(--radius);
    cursor:pointer; transition:all .2s ease;
  }
  .btn:hover{background:var(--brass); border-color:var(--brass); color:var(--ink);}
  .btn.ghost{background:transparent; color:var(--ink); border:1px solid var(--line-strong);}
  .btn.ghost:hover{border-color:var(--ink);}
  .navtoggle{display:none;}

  /* ---------- hero ---------- */
  .hero{
    position:relative;
    min-height:92vh;
    display:flex; align-items:flex-end;
    background:var(--ink);
    overflow:hidden;
  }
  .hero-bg{
    position:absolute; inset:0;
    background:url('https://images.unsplash.com/photo-1633829131104-e2134f75c6e5?auto=format&fit=crop&w=1800&q=80') center 46%/cover no-repeat;
    filter:saturate(0.85) contrast(1.08) brightness(0.82);
  }
  .hero-tint{
    position:absolute; inset:0;
    background:
      linear-gradient(180deg, rgba(14,26,43,0.16) 0%, rgba(14,26,43,0.22) 40%, rgba(14,26,43,0.94) 100%),
      linear-gradient(90deg, rgba(14,26,43,0.72) 0%, rgba(14,26,43,0.08) 58%);
  }
  .hero-frame{
    position:absolute; inset:22px;
    border:1px solid rgba(232,96,11,0.35);
    pointer-events:none;
  }
  .hero-frame::before,.hero-frame::after{
    content:""; position:absolute; width:16px; height:16px;
    border-color:var(--brass-light); border-style:solid; border-width:0;
  }
  .hero-frame::before{top:-1px; left:-1px; border-top-width:2px; border-left-width:2px;}
  .hero-frame::after{bottom:-1px; right:-1px; border-bottom-width:2px; border-right-width:2px;}
  .hero-inner{
    position:relative; z-index:2; width:100%;
    padding:120px 0 64px;
  }
  .hero-grid{
    display:grid; grid-template-columns:1.5fr 0.9fr; gap:48px; align-items:end;
  }
  .hero h1{
    font-size:clamp(40px,5.6vw,74px);
    color:var(--paper);
    line-height:1.02;
    font-weight:600;
  }
  .hero h1 em{
    font-style:normal; color:var(--brass-light);
  }
  .hero p.lead{
    color:#C7CFD6; max-width:520px; font-size:17px; margin-top:22px;
  }
  .hero-cta{display:flex; gap:16px; margin-top:38px; flex-wrap:wrap;}
  .btn.on-dark{background:var(--signal); border-color:var(--signal); color:#fff;}
  .btn.on-dark:hover{background:var(--brass); border-color:var(--brass); color:#fff;}
  .btn.ghost.on-dark{color:var(--paper); border-color:rgba(245,243,238,0.4);}
  .btn.ghost.on-dark:hover{border-color:var(--paper);}

  .stamp{
    position:relative; width:168px; height:168px; margin-left:auto;
    justify-self:end; align-self:end;
    animation:spin 34s linear infinite;
  }
  @keyframes spin{ to{ transform:rotate(360deg);} }
  .stamp .hub{
    position:absolute; inset:0; margin:auto; width:64px; height:64px;
    display:flex; align-items:center; justify-content:center;
    animation:none;
  }

  .hero-stats{
    display:grid; grid-template-columns:repeat(4,1fr);
    border-top:1px solid rgba(245,243,238,0.18);
    margin-top:56px; padding-top:26px;
  }
  .hero-stats div{padding-right:20px;}
  .hero-stats .num{
    font-family:'Space Grotesk', sans-serif; font-size:30px; color:var(--brass-light); font-weight:600;
  }
  .hero-stats .label{
    font-family:'IBM Plex Mono', monospace; font-size:11px; letter-spacing:0.08em;
    text-transform:uppercase; color:#9FAAB2; margin-top:6px;
  }

  /* ---------- section shell ---------- */
  section{padding:108px 0;}
  section.tight{padding:80px 0;}
  .section-head{
    display:flex; justify-content:space-between; align-items:flex-end; gap:32px;
    margin-bottom:58px; flex-wrap:wrap;
  }
  .section-head h2{font-size:clamp(28px,3.4vw,42px);}
  .section-head p{max-width:420px; color:var(--ink-soft); font-size:15.5px;}

  /* ---------- trust strip ---------- */
  .trust{
    background:var(--ink); color:var(--paper);
    padding:26px 0;
  }
  .trust .wrap{
    display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:18px;
  }
  .trust-item{
    font-family:'IBM Plex Mono', monospace; font-size:12px; letter-spacing:0.08em;
    color:#B9C2C9; text-transform:uppercase; display:flex; align-items:center; gap:10px;
  }
  .trust-item b{color:var(--brass-light); font-weight:500;}

  /* ---------- services ---------- */
  .service-grid{
    display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
    background:var(--line); border:1px solid var(--line);
  }
  .service{
    background:var(--paper); padding:34px 30px; position:relative;
    transition:background .25s ease;
  }
  .service:hover{background:var(--white);}
  .service .idx{
    font-family:'IBM Plex Mono', monospace; font-size:11px; color:var(--brass); letter-spacing:0.08em;
  }
  .service h3{font-size:19px; margin-top:14px; margin-bottom:10px;}
  .service p{font-size:14px; color:var(--ink-soft); margin:0;}
  .service .icon{width:30px;height:30px;color:var(--steel); margin-bottom:6px;}
  .service.photo{
    background-size: cover;
    background-position: center 30%;
    color: var(--white);
  }
  .service.photo .idx{color:var(--brass-light); text-shadow:0 1px 4px rgba(0,0,0,.55);}
  .service.photo h3{color:var(--white); text-shadow:0 1px 6px rgba(0,0,0,.6);}
  .service.photo p{color:rgba(255,255,255,.92); text-shadow:0 1px 4px rgba(0,0,0,.6);}
  .service.photo-01{ background-image: linear-gradient(180deg, rgba(14,26,43,.1) 0%, rgba(14,26,43,.6) 100%), url('images/industrial-inspection.jpg'); }
  .service.photo-01:hover{ background-image: linear-gradient(180deg, rgba(14,26,43,.05) 0%, rgba(14,26,43,.5) 100%), url('images/industrial-inspection.jpg'); }
  .service.photo-02{ background-image: linear-gradient(180deg, rgba(14,26,43,.1) 0%, rgba(14,26,43,.6) 100%), url('images/ndt-testing.jpg'); }
  .service.photo-02:hover{ background-image: linear-gradient(180deg, rgba(14,26,43,.05) 0%, rgba(14,26,43,.5) 100%), url('images/ndt-testing.jpg'); }
  .service.photo-03{ background-image: linear-gradient(180deg, rgba(14,26,43,.1) 0%, rgba(14,26,43,.6) 100%), url('images/welding.jpg'); }
  .service.photo-03:hover{ background-image: linear-gradient(180deg, rgba(14,26,43,.05) 0%, rgba(14,26,43,.5) 100%), url('images/welding.jpg'); }
  .service.photo-04{ background-image: linear-gradient(180deg, rgba(14,26,43,.1) 0%, rgba(14,26,43,.6) 100%), url('images/quality-assurance.jpg'); }
  .service.photo-04:hover{ background-image: linear-gradient(180deg, rgba(14,26,43,.05) 0%, rgba(14,26,43,.5) 100%), url('images/quality-assurance.jpg'); }
  .service.photo-05{ background-image: linear-gradient(180deg, rgba(14,26,43,.1) 0%, rgba(14,26,43,.6) 100%), url('images/cargo-inspection.jpg'); }
  .service.photo-05:hover{ background-image: linear-gradient(180deg, rgba(14,26,43,.05) 0%, rgba(14,26,43,.5) 100%), url('images/cargo-inspection.jpg'); }
  .service.photo-06{ background-image: linear-gradient(180deg, rgba(14,26,43,.1) 0%, rgba(14,26,43,.6) 100%), url('images/certification.jpg'); }
  .service.photo-06:hover{ background-image: linear-gradient(180deg, rgba(14,26,43,.05) 0%, rgba(14,26,43,.5) 100%), url('images/certification.jpg'); }

  /* ---------- photo showcase ---------- */
  .showcase{
    display:grid; grid-template-columns:repeat(4,1fr); gap:2px;
    margin-top:70px;
  }
  .showcase figure{margin:0; position:relative; overflow:hidden; aspect-ratio:3/4; background:var(--ink);}
  .showcase img{width:100%; height:100%; object-fit:cover; filter:grayscale(0.15) contrast(1.05); transition:transform .6s ease;}
  .showcase figure:hover img{transform:scale(1.06);}
  .showcase figcaption{
    position:absolute; left:0; right:0; bottom:0; padding:16px;
    background:linear-gradient(180deg, transparent, rgba(14,26,43,0.88) 80%);
    color:#EDEFEA; font-family:'IBM Plex Mono', monospace; font-size:11.5px; letter-spacing:0.04em;
  }

  /* ---------- about ---------- */
  .about{
    display:grid; grid-template-columns:0.9fr 1.1fr; gap:70px; align-items:center;
  }
  .about-photo{position:relative;}
  .about-photo img{
    width:100%; aspect-ratio:4/5; object-fit:cover;
    filter:saturate(0.9) contrast(1.05);
  }
  .about-photo::before{
    content:""; position:absolute; inset:18px -18px -18px 18px;
    border:1px solid var(--brass); z-index:-1;
  }
  .about-tag{
    position:absolute; bottom:-24px; left:-24px; background:var(--ink); color:var(--paper);
    padding:20px 22px; width:190px;
    font-family:'IBM Plex Mono', monospace; font-size:11.5px; line-height:1.5;
    border:1px solid var(--brass);
  }
  .about-tag .num{font-family:'Space Grotesk',sans-serif; font-size:26px; color:var(--brass-light); display:block; margin-bottom:4px;}
  .about h2{font-size:clamp(28px,3.2vw,40px); margin-bottom:22px;}
  .about p{color:var(--ink-soft); font-size:15.5px; margin-bottom:16px; max-width:540px;}
  .about-list{list-style:none; padding:0; margin:30px 0 0; display:grid; gap:14px;}
  .about-list li{display:flex; gap:12px; font-size:14.5px; align-items:flex-start;}
  .about-list svg{flex:0 0 auto; margin-top:3px; color:var(--brass);}

  /* ---------- process ---------- */
  .process-wrap{position:relative;}
  .process{
    display:grid; grid-template-columns:repeat(4,1fr); gap:0; position:relative;
  }
  .process::before{
    content:""; position:absolute; top:22px; left:0; right:0; height:1px;
    background:repeating-linear-gradient(90deg, var(--line-strong) 0 8px, transparent 8px 16px);
  }
  .process-step{padding:0 26px 0 0; position:relative;}
  .process-step .dot{
    width:44px;height:44px; border-radius:50%; background:var(--paper); border:1px solid var(--ink);
    display:flex; align-items:center; justify-content:center; position:relative; z-index:1;
    font-family:'IBM Plex Mono', monospace; font-size:13px; margin-bottom:22px;
  }
  .process-step:nth-child(1) .dot{background:var(--ink); color:var(--brass-light);}
  .process-step h4{font-size:16.5px; margin-bottom:8px;}
  .process-step p{font-size:13.8px; color:var(--ink-soft);}

  /* ---------- industries ---------- */
  .industries-band{background:var(--steel); color:var(--paper);}
  .industries-band .section-head h2, .industries-band .section-head p{color:var(--paper);}
  .industries-band .section-head p{color:#C8D2D8;}
  .industry-grid{
    display:grid; grid-template-columns:repeat(6,1fr); gap:1px; background:rgba(245,243,238,0.14);
    border:1px solid rgba(245,243,238,0.14);
  }
  .industry{
    background:var(--steel); padding:26px 16px; text-align:center;
    display:flex; flex-direction:column; align-items:center; gap:12px;
    transition:background .2s ease;
  }
  .industry:hover{background:#254866;}
  .industry svg{width:28px;height:28px; color:var(--brass-light);}
  .industry span{font-size:12.5px; font-family:'IBM Plex Mono', monospace; letter-spacing:0.02em;}

  /* ---------- certification / stamp section ---------- */
  .certs{
    display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:center;
  }
  .certs-visual{
    position:relative; aspect-ratio:1/1; max-width:420px;
    display:flex; align-items:center; justify-content:center;
  }
  .certs-visual .ring{position:absolute; inset:0; border:1px dashed var(--line-strong); border-radius:50%;}
  .certs-visual .ring2{position:absolute; inset:40px; border:1px solid var(--line-strong); border-radius:50%;}
  .cert-badge-list{list-style:none; padding:0; margin:0; display:grid; gap:0;}
  .cert-badge-list li{
    display:flex; justify-content:space-between; align-items:center;
    padding:20px 0; border-bottom:1px solid var(--line);
    font-size:14.5px;
  }
  .cert-badge-list li:first-child{border-top:1px solid var(--line);}
  .cert-badge-list b{font-family:'Space Grotesk',sans-serif; font-weight:600; font-size:15.5px;}
  .cert-badge-list span.code{font-family:'IBM Plex Mono',monospace; font-size:11.5px; color:var(--brass);}

  /* ---------- cta band ---------- */
  .cta{
    position:relative; background:var(--ink); color:var(--paper);
    padding:100px 0; overflow:hidden;
  }
  .cta-bg{
    position:absolute; inset:0;
    background:url('https://images.unsplash.com/photo-1774638794582-a24f0604342d?auto=format&fit=crop&w=1600&q=80') center/cover;
    opacity:0.22; filter:grayscale(0.4);
  }
  .cta-inner{position:relative; z-index:1; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:30px;}
  .cta h2{font-size:clamp(28px,3.6vw,44px); max-width:600px; color:var(--paper);}
  .cta-actions{display:flex; gap:16px; flex-wrap:wrap;}

  /* ---------- contact / footer ---------- */
  .contact{
    display:grid; grid-template-columns:1fr 1fr; gap:70px;
  }
  .contact-form{display:grid; gap:18px;}
  .field{display:grid; gap:8px;}
  .field label{font-family:'IBM Plex Mono',monospace; font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--ink-soft);}
  .field input, .field select, .field textarea{
    border:1px solid var(--line-strong); background:var(--white); padding:13px 14px;
    font-family:'IBM Plex Sans',sans-serif; font-size:14.5px; color:var(--ink); border-radius:var(--radius);
  }
  .field input:focus, .field select:focus, .field textarea:focus{border-color:var(--brass); outline:none;}
  .field-row{display:grid; grid-template-columns:1fr 1fr; gap:18px;}
  .contact-info{border-left:1px solid var(--line); padding-left:56px;}
  .info-block{margin-bottom:30px;}
  .info-block .k{font-family:'IBM Plex Mono',monospace; font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--brass); margin-bottom:8px;}
  .info-block .v{font-size:15.5px; color:var(--ink);}
  .info-block .v small{display:block; color:var(--ink-soft); font-size:13.5px; margin-top:4px;}

  footer{background:var(--ink); color:#B9C2C9; padding:64px 0 30px;}
  .foot-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom:44px; border-bottom:1px solid rgba(245,243,238,0.14);}
  .foot-logo{display:flex; align-items:center; gap:10px; color:var(--paper); font-family:'Space Grotesk',sans-serif; font-weight:500; font-size:18px;}
  .foot-logo b{font-weight:700;}
  .foot-col h5{font-family:'IBM Plex Mono',monospace; font-size:11.5px; letter-spacing:0.1em; text-transform:uppercase; color:var(--brass-light); margin-bottom:16px;}
  .foot-col ul{list-style:none; margin:0; padding:0; display:grid; gap:11px;}
  .foot-col a{font-size:13.8px; color:#B9C2C9;}
  .foot-col a:hover{color:var(--paper);}
  .foot-bottom{display:flex; justify-content:space-between; padding-top:26px; font-size:12.5px; color:#7C8892; flex-wrap:wrap; gap:12px;}

  /* ---------- reveal ---------- */
  .reveal{opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease;}
  .reveal.in{opacity:1; transform:translateY(0);}

  @media (max-width: 980px){
    .hero-grid{grid-template-columns:1fr;}
    .stamp{display:none;}
    .hero-stats{grid-template-columns:repeat(2,1fr); row-gap:20px;}
    .service-grid{grid-template-columns:repeat(2,1fr);}
    .showcase{grid-template-columns:repeat(2,1fr);}
    .about{grid-template-columns:1fr; gap:60px;}
    .about-photo{max-width:360px; margin:0 auto 30px;}
    .process{grid-template-columns:repeat(2,1fr); row-gap:40px;}
    .process::before{display:none;}
    .industry-grid{grid-template-columns:repeat(3,1fr);}
    .certs{grid-template-columns:1fr; gap:40px;}
    .certs-visual{margin:0 auto;}
    .contact{grid-template-columns:1fr; gap:50px;}
    .contact-info{border-left:none; padding-left:0; border-top:1px solid var(--line); padding-top:40px;}
    .foot-grid{grid-template-columns:1fr 1fr; row-gap:34px;}
  }
  @media (max-width: 680px){
    nav.links{display:none;}
    .navtoggle{display:block;}
    .wrap{padding:0 20px;}
    section{padding:74px 0;}
    .service-grid{grid-template-columns:1fr;}
    .showcase{grid-template-columns:1fr 1fr;}
    .hero-stats{grid-template-columns:1fr 1fr;}
    .industry-grid{grid-template-columns:repeat(2,1fr);}
    .field-row{grid-template-columns:1fr;}
    .foot-grid{grid-template-columns:1fr;}
  }
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    .stamp{animation:none;}
    .reveal{transition:none; opacity:1; transform:none;}
  }