:root{
    --navy-900:#0B1F2E;
    --navy-800:#14304A;
    --navy-700:#1C4262;
    --steel-600:#3B6E90;
    --amber-500:#D98E3B;
    --amber-400:#E6A75C;
    --red-500:#C24A3D;
    --slate-500:#64748B;
    --slate-300:#B8C2CC;
    --fog-100:#F3F5F7;
    --fog-50:#FAFBFC;
    --white:#FFFFFF;
    --ink-900:#16232E;
    --line:#E1E6EA;
    --radius:2px;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'Inter',sans-serif;
    color:var(--ink-900);
    background:var(--fog-100);
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{font-family:'Oswald',sans-serif;text-transform:uppercase;letter-spacing:0.02em;font-weight:600;color:var(--navy-900);}
  .mono{font-family:'IBM Plex Mono',monospace;}
  a{text-decoration:none;color:inherit;}
  img{max-width:100%;display:block;}
  .wrap{max-width:1180px;margin:0 auto;padding:0 24px;}
  .eyebrow{
    font-family:'IBM Plex Mono',monospace;
    font-size:12px;
    letter-spacing:0.14em;
    text-transform:uppercase;
    color:var(--amber-500);
    font-weight:600;
    display:flex;align-items:center;gap:10px;
    margin-bottom:14px;
  }
  .eyebrow::before{content:"";width:24px;height:2px;background:var(--amber-500);display:inline-block;}

  /* ---------- Header ---------- */
  header{
    position:sticky;top:0;z-index:100;
    background:var(--navy-900);
    border-bottom:1px solid rgba(255,255,255,0.08);
  }
  .nav{
    display:flex;align-items:center;justify-content:space-between;
    padding:12px 24px;max-width:1180px;margin:0 auto;
  }
  .logo{
    font-family:'Oswald',sans-serif;
    font-size:20px;font-weight:700;color:var(--white);
    letter-spacing:0.03em;
    display:flex;align-items:center;gap:12px;
  }
  .logo .mark{
    width:40px;height:40px;
    background:var(--white);
    display:flex;align-items:center;justify-content:center;
    padding:3px;
    border-radius:var(--radius);
    flex-shrink:0;
  }
  .logo .mark img{width:100%;height:100%;object-fit:contain;}
  .logo .logo-text{display:flex;flex-direction:column;line-height:1.15;}
  .logo .logo-text small{
    font-family:'IBM Plex Mono',monospace;font-size:10px;font-weight:500;
    color:var(--slate-300);text-transform:none;letter-spacing:0.01em;
  }
  .nav-links{display:flex;gap:34px;align-items:center;}
  .nav-links a{
    color:var(--slate-300);font-size:14px;font-weight:500;
    text-transform:uppercase;letter-spacing:0.04em;
    transition:color .2s;
  }
  .nav-links a:hover{color:var(--white);}
  .nav-cta{
    background:var(--amber-500);color:var(--navy-900) !important;
    padding:11px 22px;font-weight:700 !important;font-size:13px !important;
    border-radius:var(--radius);
  }
  .nav-cta:hover{background:var(--amber-400);}
  .burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;}
  .burger span{width:24px;height:2px;background:var(--white);display:block;}

  /* ---------- Hero ---------- */
  .hero{
    background:linear-gradient(160deg, var(--navy-900) 0%, var(--navy-800) 55%, var(--navy-700) 100%);
    color:var(--white);
    padding:72px 0 0;
    position:relative;
    overflow:hidden;
  }
  .hero::before{
    content:"";position:absolute;inset:0;
    background-image:
      linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size:44px 44px;
    pointer-events:none;
  }
  .hero-grid{
    display:grid;grid-template-columns:1.15fr 0.85fr;gap:60px;
    align-items:center;position:relative;z-index:1;
  }
  .hero h1{
    font-size:clamp(32px,4.2vw,52px);
    color:var(--white);
    line-height:1.08;
    margin-bottom:22px;
  }
  .hero h1 span{color:var(--amber-500);}
  .hero p.lead{
    font-size:16.5px;color:var(--slate-300);
    max-width:500px;margin-bottom:34px;
  }
  .hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:56px;}
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:15px 28px;
    font-family:'Inter',sans-serif;font-weight:700;font-size:14.5px;
    text-transform:uppercase;letter-spacing:0.03em;
    border-radius:var(--radius);
    border:1px solid transparent;cursor:pointer;
    transition:all .2s;
  }
  .btn-primary{background:var(--amber-500);color:var(--navy-900);}
  .btn-primary:hover{background:var(--amber-400);transform:translateY(-1px);}
  .btn-ghost{border-color:rgba(255,255,255,0.3);color:var(--white);}
  .btn-ghost:hover{border-color:var(--white);background:rgba(255,255,255,0.05);}

  /* Spec panel — signature element */
  .spec-panel{
    background:rgba(255,255,255,0.04);
    border:1px solid rgba(255,255,255,0.14);
    padding:0;
  }
  .spec-head{
    display:flex;justify-content:space-between;align-items:center;
    padding:14px 20px;border-bottom:1px solid rgba(255,255,255,0.14);
  }
  .spec-head span{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:0.1em;color:var(--slate-300);text-transform:uppercase;}
  .spec-dot{width:8px;height:8px;border-radius:50%;background:#4ADE80;box-shadow:0 0 0 4px rgba(74,222,128,0.15);}
  .spec-row{
    display:flex;justify-content:space-between;align-items:baseline;
    padding:16px 20px;border-bottom:1px solid rgba(255,255,255,0.08);
    gap:12px;
  }
  .spec-row:last-child{border-bottom:none;}
  .spec-label{font-size:13px;color:var(--slate-300);}
  .spec-value{font-family:'IBM Plex Mono',monospace;font-size:17px;font-weight:600;color:var(--white);text-align:right;}
  .spec-value small{font-size:11px;color:var(--amber-500);margin-left:4px;font-weight:500;display:block;}

  .trust-strip{
    border-top:1px solid rgba(255,255,255,0.1);
    padding:22px 0;position:relative;z-index:1;
  }
  .trust-strip .wrap{
    display:flex;gap:40px;flex-wrap:wrap;justify-content:space-between;align-items:center;
  }
  .trust-item{
    font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--slate-300);
    letter-spacing:0.06em;text-transform:uppercase;
    display:flex;align-items:center;gap:8px;
  }
  .trust-item::before{content:"◆";color:var(--amber-500);font-size:9px;}

  /* ---------- Section shared ---------- */
  section{padding:88px 0;}
  .section-head{max-width:640px;margin-bottom:52px;}
  .section-head h2{font-size:clamp(26px,3.2vw,38px);line-height:1.15;margin-bottom:14px;}
  .section-head p{color:var(--slate-500);font-size:15.5px;}

  /* ---------- Services ---------- */
  .services{background:var(--white);}
  .service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);}
  .service-card{background:var(--white);padding:34px 28px;}
  .service-num{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--amber-500);font-weight:600;margin-bottom:18px;display:block;}
  .service-card h3{font-size:19px;margin-bottom:10px;color:var(--navy-900);}
  .service-card p{font-size:14.5px;color:var(--slate-500);margin-bottom:16px;}
  .service-meta{
    display:flex;flex-wrap:wrap;gap:8px 16px;
    font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:var(--slate-500);
    border-top:1px dashed var(--line);padding-top:14px;text-transform:uppercase;letter-spacing:0.04em;
  }

  /* ---------- Gallery (signature photo treatment) ---------- */
  .gallery{background:var(--navy-900);color:var(--white);}
  .gallery .section-head h2{color:var(--white);}
  .gallery .section-head p{color:var(--slate-300);}
  .gallery-grid{
    display:grid;
    grid-template-columns:repeat(6,1fr);
    grid-auto-rows:130px;
    gap:16px;
    perspective:1400px;
  }
  .photo-card{
    position:relative;
    grid-column:span 3;
    grid-row:span 2;
    transform-style:preserve-3d;
    transition:transform .45s cubic-bezier(.2,.8,.2,1);
  }
  .photo-card:nth-child(1){grid-column:span 4;grid-row:span 3;}
  .photo-card:nth-child(2){grid-column:span 2;grid-row:span 3;}
  .photo-card:nth-child(3){grid-column:span 2;grid-row:span 2;}
  .photo-card:nth-child(4){grid-column:span 2;grid-row:span 2;}
  .photo-card:nth-child(5){grid-column:span 2;grid-row:span 2;}
  .photo-card:nth-child(6){grid-column:span 6;grid-row:span 2;}
  .photo-card:hover{transform:rotateX(3deg) rotateY(-3deg) translateY(-4px);}
  .photo-frame{
    position:relative;width:100%;height:100%;
    overflow:hidden;
    border:1px solid rgba(255,255,255,0.16);
    background:var(--navy-800);
  }
  .photo-frame img{
    width:100%;height:100%;
    object-fit:cover;object-position:center;
    display:block;
    transition:transform .6s ease;
    filter:saturate(0.92) contrast(1.03);
  }
  .photo-card:hover .photo-frame img{transform:scale(1.07);}
  .photo-frame::before,.photo-frame::after,
  .frame-corner-tl,.frame-corner-br{
    content:"";position:absolute;width:18px;height:18px;
    z-index:2;pointer-events:none;
  }
  .photo-frame::before{
    top:8px;left:8px;border-top:2px solid var(--amber-500);border-left:2px solid var(--amber-500);
  }
  .photo-frame::after{
    bottom:8px;right:8px;border-bottom:2px solid var(--amber-500);border-right:2px solid var(--amber-500);
  }
  .photo-caption{
    position:absolute;left:0;right:0;bottom:0;z-index:2;
    padding:18px 16px 12px;
    background:linear-gradient(to top, rgba(11,31,46,0.92), transparent);
  }
  .photo-caption .cap-eyebrow{
    font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:0.12em;
    color:var(--amber-500);text-transform:uppercase;margin-bottom:3px;display:block;
  }
  .photo-caption .cap-title{font-family:'Oswald',sans-serif;font-size:14.5px;color:var(--white);letter-spacing:0.01em;text-transform:none;font-weight:500;}

  /* ---------- Process ---------- */
  .process{background:var(--fog-100);}
  .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;}
  .process-grid::before{
    content:"";position:absolute;top:26px;left:0;right:0;height:1px;
    background:repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
  }
  .process-step{padding:0 20px 0 0;position:relative;}
  .process-step .step-num{
    font-family:'IBM Plex Mono',monospace;font-size:14px;font-weight:600;
    color:var(--white);background:var(--navy-900);
    width:52px;height:52px;display:flex;align-items:center;justify-content:center;
    margin-bottom:20px;position:relative;z-index:1;
  }
  .process-step h3{font-size:16.5px;color:var(--navy-900);margin-bottom:10px;}
  .process-step p{font-size:13.5px;color:var(--slate-500);}

  /* ---------- Nosotros (mission/vision/policy) ---------- */
  .about{background:var(--white);}
  .about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-bottom:56px;}
  .about-card{background:var(--white);padding:32px 28px;}
  .about-card .eyebrow{margin-bottom:16px;}
  .about-card p{font-size:14.5px;color:var(--slate-500);}
  .about-lead{max-width:760px;font-size:15.5px;color:var(--slate-500);margin-bottom:52px;}
  .about-lead strong{color:var(--navy-900);}

  /* ---------- Clients ---------- */
  .clients{background:var(--fog-100);}
  .client-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
  .client-card{
    background:var(--white);border:1px solid var(--line);
    padding:26px 24px;display:flex;flex-direction:column;gap:10px;
  }
  .client-card .client-name{font-family:'Oswald',sans-serif;font-size:16px;color:var(--navy-900);line-height:1.25;}
  .client-card .client-meta{font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:var(--amber-500);text-transform:uppercase;letter-spacing:0.05em;}
  .client-card .client-loc{font-size:13px;color:var(--slate-500);}

  /* ---------- CTA band ---------- */
  .cta-band{
    background:var(--navy-800);color:var(--white);
    padding:60px 0;
  }
  .cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap;}
  .cta-band h2{color:var(--white);font-size:clamp(22px,2.6vw,30px);max-width:520px;}
  .cta-band-actions{display:flex;gap:16px;flex-wrap:wrap;}

  /* ---------- Contact ---------- */
  .contact{background:var(--white);}
  .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;}
  .contact-info-item{display:flex;gap:16px;margin-bottom:28px;}
  .contact-info-item .ico{
    width:42px;height:42px;background:var(--fog-100);border:1px solid var(--line);
    display:flex;align-items:center;justify-content:center;flex-shrink:0;
    font-family:'IBM Plex Mono',monospace;color:var(--amber-500);font-weight:600;font-size:11px;
  }
  .contact-info-item h4{font-size:14.5px;margin-bottom:4px;text-transform:none;letter-spacing:0;}
  .contact-info-item p{font-size:14px;color:var(--slate-500);}
  form{display:flex;flex-direction:column;gap:16px;}
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  label{font-size:12px;text-transform:uppercase;letter-spacing:0.06em;color:var(--slate-500);font-family:'IBM Plex Mono',monospace;margin-bottom:6px;display:block;}
  input,select,textarea{
    width:100%;padding:13px 14px;border:1px solid var(--line);background:var(--fog-50);
    font-family:'Inter',sans-serif;font-size:14.5px;color:var(--ink-900);
    border-radius:var(--radius);
  }
  input:focus,select:focus,textarea:focus{outline:2px solid var(--amber-500);outline-offset:1px;border-color:var(--amber-500);}
  textarea{resize:vertical;min-height:100px;}
  form .btn-primary{align-self:flex-start;margin-top:8px;border:none;}

  /* ---------- Footer ---------- */
  footer{background:var(--navy-900);color:var(--slate-300);padding:56px 0 26px;}
  .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px;}
  .footer-brand .logo{margin-bottom:14px;}
  .footer-brand p{font-size:13.5px;color:var(--slate-500);max-width:280px;}
  footer h5{font-size:12.5px;color:var(--white);text-transform:uppercase;letter-spacing:0.08em;margin-bottom:16px;font-family:'IBM Plex Mono',monospace;}
  footer ul{list-style:none;display:flex;flex-direction:column;gap:10px;}
  footer ul a{font-size:14px;color:var(--slate-300);transition:color .2s;}
  footer ul a:hover{color:var(--amber-500);}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,0.08);
    padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
    font-size:12.5px;color:var(--slate-500);font-family:'IBM Plex Mono',monospace;
  }

  /* ---------- Responsive ---------- */
  @media (max-width:960px){
    .hero-grid{grid-template-columns:1fr;gap:40px;}
    .service-grid{grid-template-columns:repeat(2,1fr);}
    .about-grid{grid-template-columns:1fr;}
    .client-grid{grid-template-columns:repeat(2,1fr);}
    .process-grid{grid-template-columns:repeat(2,1fr);gap:36px 20px;}
    .process-grid::before{display:none;}
    .contact-grid{grid-template-columns:1fr;gap:40px;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
    .gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:170px;}
    .photo-card,.photo-card:nth-child(1),.photo-card:nth-child(2),
    .photo-card:nth-child(3),.photo-card:nth-child(4),
    .photo-card:nth-child(5),.photo-card:nth-child(6){grid-column:span 1;grid-row:span 2;}
  }
  @media (max-width:720px){
    .nav-links{
      position:fixed;top:64px;left:0;right:0;bottom:0;
      background:var(--navy-900);
      flex-direction:column;align-items:flex-start;
      padding:30px 24px;gap:22px;
      transform:translateX(100%);transition:transform .25s ease;
    }
    .nav-links.open{transform:translateX(0);}
    .burger{display:flex;}
    .nav-cta{width:100%;text-align:center;}
    .trust-strip .wrap{gap:16px 28px;justify-content:flex-start;}
    .service-grid{grid-template-columns:1fr;}
    .client-grid{grid-template-columns:1fr;}
    .process-grid{grid-template-columns:1fr;}
    .cta-band .wrap{flex-direction:column;align-items:flex-start;}
    .form-row{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;}
    section{padding:64px 0;}
    .hero{padding-top:16px;}
    .gallery-grid{grid-template-columns:1fr;grid-auto-rows:220px;}
    .photo-card:hover{transform:none;}
  }