:root{
    --navy-deep:#0E1F45;
    --navy:#152B5C;
    --navy-2:#1E3F82;
    --steel:#5B6472;
    --steel-light:#8B93A0;
    --sky:#8A9096;
    --sky-deep:#565C61;
    --graphite:#6E7274;
    --graphite-light:#AEB2B4;
    --graphite-pale:#EEEFF0;
    --paper:#F5F7FB;
    --white:#FFFFFF;
    --line:#E2E6EE;
    --success-bg:#EAF6FC;
    --shadow: 0 20px 45px -20px rgba(14,31,69,0.35);
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'Barlow', sans-serif;
    color:var(--navy-deep);
    background:var(--paper);
    line-height:1.5;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{
    font-family:'Barlow Condensed', sans-serif;
    letter-spacing:0.01em;
    line-height:1.05;
    color:var(--navy-deep);
  }
  a{color:inherit; text-decoration:none;}
  img{max-width:100%; display:block;}
  .wrap{max-width:1180px; margin:0 auto; padding:0 28px;}
  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important;}
  }

  /* ---------- HEADER ---------- */
  header{
    position:sticky; top:0; z-index:50;
    background:rgba(255,255,255,0.92);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav{display:flex; align-items:center; justify-content:space-between; padding:6px 28px; max-width:1180px; margin:0 auto;}
  .nav-logo{display:flex; align-items:center; gap:12px;}
  .nav-logo img{height:108px; width:auto;}
  .nav-links{display:flex; gap:30px; font-size:15px; font-weight:600; color:var(--navy);}
  .nav-links a{position:relative; padding:6px 0;}
  .nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--sky);transition:width .25s ease;}
  .nav-links a:hover::after{width:100%;}
  .nav-cta{
    background:var(--navy-deep); color:#fff; padding:10px 20px; border-radius:3px;
    font-weight:700; font-size:14px; letter-spacing:0.03em; text-transform:uppercase;
    transition:background .2s ease;
  }
  .nav-cta:hover{background:var(--sky-deep);}
  .burger{display:none; flex-direction:column; gap:5px; cursor:pointer; background:none; border:none;}
  .burger span{width:26px; height:2px; background:var(--navy-deep);}

  /* ---------- HERO ---------- */
  .hero{
    position:relative;
    background:linear-gradient(155deg, var(--navy-deep) 0%, var(--navy) 55%, var(--navy-2) 100%);
    color:#fff;
    overflow:hidden;
    padding:110px 0 130px;
  }
  .hero::before{
    content:"";
    position:absolute; inset:0;
    background-image:
      repeating-linear-gradient(115deg, rgba(255,255,255,0.035) 0 2px, transparent 2px 46px);
    pointer-events:none;
  }
  .hero .wrap{position:relative; display:grid; grid-template-columns:1.15fr 0.85fr; gap:50px; align-items:center;}
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px;
    text-transform:uppercase; font-size:13px; font-weight:700; letter-spacing:0.14em;
    color:var(--sky); margin-bottom:22px;
  }
  .eyebrow::before{content:"";width:26px;height:2px;background:var(--sky); display:inline-block;}
  .hero h1{
    font-size:clamp(38px, 5.4vw, 62px);
    font-weight:800;
    text-transform:uppercase;
    margin-bottom:22px;
    color:#fff;
  }
  .hero h1 span{color:var(--sky);}
  .hero p{
    font-size:18px; color:#C9D3E5; max-width:520px; margin-bottom:34px;
  }
  .hero-ctas{display:flex; gap:16px; flex-wrap:wrap;}
  .btn{
    display:inline-flex; align-items:center; gap:10px;
    padding:15px 28px; border-radius:3px; font-weight:700; font-size:15px;
    text-transform:uppercase; letter-spacing:0.04em; cursor:pointer; border:2px solid transparent;
    transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  }
  .btn-primary{background:var(--sky); color:var(--navy-deep);}
  .btn-primary:hover{transform:translateY(-2px); box-shadow:0 12px 24px -10px rgba(63,182,232,0.6);}
  .btn-ghost{border-color:rgba(255,255,255,0.45); color:#fff;}
  .btn-ghost:hover{border-color:var(--graphite-light); background:rgba(255,255,255,0.08);}

  .hero-photo{
    position:relative;
    border-radius:12px;
    overflow:hidden;
    border:1px solid rgba(255,255,255,0.16);
    box-shadow:0 30px 60px -20px rgba(0,0,0,0.55);
    animation:heroFloat 5s ease-in-out infinite;
    max-height:560px;
  }
  .hero-photo img{
    width:100%; height:100%; object-fit:cover; object-position:top center; display:block;
    transition:transform .6s ease;
  }
  .hero-photo:hover img.active{transform:scale(1.06);}

  /* Slider de fotos del inicio */
  .hero-photo.hero-slider{aspect-ratio:1/2; max-height:560px;}
  .hero-slider .slide{
    position:absolute; inset:0; opacity:0; transition:opacity 1s ease;
  }
  .hero-slider .slide.active{opacity:1;}
  .slider-dots{
    position:absolute; right:16px; bottom:16px; display:flex; gap:8px; z-index:2;
  }
  .slider-dots button{
    width:9px; height:9px; border-radius:50%; border:1.5px solid rgba(255,255,255,0.8);
    background:rgba(255,255,255,0.25); cursor:pointer; padding:0;
  }
  .slider-dots button.active{background:#fff;}
  .hero-photo-badge{
    position:absolute; left:18px; bottom:18px;
    background:rgba(14,31,69,0.85); backdrop-filter:blur(4px);
    border:1px solid rgba(255,255,255,0.25);
    border-radius:6px; padding:10px 16px;
    color:#fff;
  }
  .hero-photo-badge span{display:block; font-family:'Barlow Condensed'; font-weight:700; font-size:15px; text-transform:uppercase; letter-spacing:0.03em;}
  .hero-photo-badge small{font-size:11.5px; color:var(--steel-light);}
  @keyframes heroFloat{
    0%, 100%{ transform:translateY(0); }
    50%{ transform:translateY(-12px); }
  }

  /* ribbon divider */
  .ribbon-divider{position:relative; height:64px; margin-top:-1px;}
  .ribbon-divider svg{width:100%; height:100%; display:block;}

  /* ---------- SECTION HEADERS ---------- */
  .section{padding:88px 0;}
  .section-head{max-width:640px; margin-bottom:52px;}
  .section-head .eyebrow{color:var(--sky-deep);}
  .section-head h2{
    font-size:clamp(30px, 4vw, 44px); text-transform:uppercase; font-weight:800; margin-bottom:14px;
  }
  .section-head p{color:var(--steel); font-size:16.5px;}

  /* ---------- SERVICES ---------- */
  .services{background:var(--white);}
  .service-grid{
    display:grid; grid-template-columns:repeat(3, 1fr); gap:26px;
  }
  .service-card{
    border:1px solid var(--line); border-radius:6px; overflow:hidden; background:var(--white);
    display:flex; flex-direction:column;
    opacity:0; transform:translateY(24px);
    transition:opacity .6s ease, transform .6s ease, box-shadow .3s ease, border-color .3s ease;
  }
  .service-card.in-view{opacity:1; transform:translateY(0);}
  .service-card:hover{box-shadow:var(--shadow); border-color:transparent;}
  .service-thumb{position:relative; aspect-ratio:3/4; overflow:hidden; background:#fff;}
  .service-thumb img{width:100%; height:100%; object-fit:contain; transition:transform .5s ease;}
  .service-card:hover .service-thumb img{transform:scale(1.03);}
  .service-tag{
    position:absolute; top:14px; left:14px; background:rgba(110,114,116,0.92); color:#fff;
    font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:0.08em;
    padding:6px 10px; border-radius:3px;
  }
  .service-card{border-top:3px solid var(--graphite-light);}
  .service-card:hover{border-top-color:var(--sky);}
  .service-body{padding:22px 22px 26px; display:flex; flex-direction:column; gap:12px; flex:1;}
  .service-body h3{font-size:22px; text-transform:uppercase; font-weight:700;}
  .service-body p{color:var(--steel); font-size:14.5px;}
  .service-list{list-style:none; display:flex; flex-direction:column; gap:7px; margin-top:auto; padding-top:6px;}
  .service-list li{font-size:13.5px; color:var(--navy); display:flex; gap:8px; align-items:flex-start;}
  .service-list li::before{
    content:"✓"; color:var(--sky-deep); font-weight:800; flex-shrink:0;
  }

  /* ---------- WHY US ---------- */
  .why{background:var(--navy-deep); color:#fff; position:relative; overflow:hidden;}
  .why::after{
    content:""; position:absolute; right:-120px; top:-120px; width:420px; height:420px;
    border-radius:50%; background:radial-gradient(circle, rgba(63,182,232,0.18), transparent 70%);
  }
  .why .wrap{position:relative;}
  .why .section-head p{color:var(--steel-light);}
  .why .section-head h2{color:#fff;}
  .why-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:24px;}
  .why-card{
    background:rgba(255,255,255,0.05); border:1px solid rgba(255,255,255,0.12); border-radius:6px;
    padding:26px 22px;
  }
  .why-num{font-family:'Barlow Condensed'; font-size:34px; font-weight:800; color:var(--sky); margin-bottom:10px;}
  .why-card:nth-child(even){border-color:rgba(174,178,180,0.35);}
  .why-card:nth-child(even) .why-num{color:var(--graphite-light);}
  .why-card h4{color:#fff; font-size:18px; text-transform:uppercase; margin-bottom:8px; font-weight:700;}
  .why-card p{color:var(--steel-light); font-size:14px;}

  /* ---------- CERTIFICADOS ---------- */
  .cert-verify-grid{display:grid; grid-template-columns:1fr 1fr; gap:24px;}
  .cert-verify-box{
    background:var(--white); border:1px solid var(--line); border-radius:8px; padding:30px;
  }
  .cert-verify-box.cert-admin{background:var(--graphite-pale); border-style:dashed; border-color:var(--graphite-light);}
  .cert-verify-box h3{font-size:20px; text-transform:uppercase; font-weight:700; margin-bottom:8px;}
  .cert-verify-box > p{color:var(--steel); font-size:14.5px; margin-bottom:18px;}
  .cert-search{display:flex; gap:10px; flex-wrap:wrap;}
  .cert-search input{
    flex:1; min-width:180px; border:1px solid var(--line); border-radius:4px; padding:12px 14px;
    font-family:'Barlow'; font-size:15px; background:var(--paper); color:var(--navy-deep);
  }
  .cert-search input:focus{outline:2px solid var(--sky); outline-offset:1px; background:#fff;}
  .cert-search .btn{padding:12px 22px; font-size:13.5px;}
  .btn-ghost-dark{background:var(--graphite); color:#fff; border:none;}
  .btn-ghost-dark:hover{background:var(--sky-deep);}
  .cert-result{display:none; margin-top:18px; padding:16px 18px; border-radius:6px; font-size:14.5px; line-height:1.7;}
  .cert-result.cert-valid{display:block; background:var(--graphite-pale); border:1px solid var(--graphite-light); color:var(--navy-deep);}
  .cert-result.cert-invalid{display:block; background:#FBEAEA; border:1px solid #E3B4B4; color:#7A2E2E;}
  .cert-result strong{display:block; margin-bottom:6px; font-size:15.5px;}
  .qr-result{margin-top:18px;}
  .qr-result img{border:1px solid var(--line); border-radius:6px; background:#fff; padding:10px;}
  .cert-note{margin-top:24px; font-size:13.5px; color:var(--steel-light);}

  /* ---------- CONTACT ---------- */
  .contact{background:var(--paper);}
  .contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:50px; align-items:start;}
  .contact-info h2{font-size:clamp(28px,3.6vw,40px); text-transform:uppercase; font-weight:800; margin-bottom:16px;}
  .contact-info > p{color:var(--steel); margin-bottom:30px; font-size:16px; max-width:480px;}
  .contact-item{display:flex; gap:16px; align-items:flex-start; padding:18px 0; border-top:1px solid var(--line);}
  .contact-item:first-of-type{border-top:none;}
  .icon-badge{
    width:44px; height:44px; border-radius:50%; background:var(--navy-deep); color:var(--sky);
    display:flex; align-items:center; justify-content:center; flex-shrink:0; font-size:19px;
  }
  .contact-item h4{font-size:15px; text-transform:uppercase; letter-spacing:0.04em; margin-bottom:4px; font-weight:700;}
  .contact-item a, .contact-item span{color:var(--steel); font-size:15px;}
  .contact-item a:hover{color:var(--sky-deep);}

  .contact-form{
    background:var(--white); border:1px solid var(--line); border-radius:8px; padding:34px;
    box-shadow:var(--shadow);
  }
  .contact-form h3{font-size:22px; text-transform:uppercase; margin-bottom:20px; font-weight:700;}
  .field{margin-bottom:16px; display:flex; flex-direction:column; gap:6px;}
  .field label{font-size:13px; font-weight:700; color:var(--navy); text-transform:uppercase; letter-spacing:0.03em;}
  .field input, .field select, .field textarea{
    border:1px solid var(--line); border-radius:4px; padding:12px 14px; font-family:'Barlow'; font-size:15px;
    background:var(--paper); color:var(--navy-deep);
  }
  .field input:focus, .field select:focus, .field textarea:focus{
    outline:2px solid var(--sky); outline-offset:1px; background:#fff;
  }
  .field textarea{resize:vertical; min-height:90px;}
  .contact-form .btn-primary{width:100%; justify-content:center; border:none;}

  /* ---------- FOOTER ---------- */
  .site-footer{background:var(--navy-deep); color:var(--steel-light); padding:60px 0 0; border-top:3px solid var(--graphite);}
  .footer-grid{display:grid; grid-template-columns:1.3fr 1fr 1fr 1fr; gap:36px; padding-bottom:40px;}
  .footer-col h4{color:#fff; font-size:13.5px; text-transform:uppercase; letter-spacing:0.05em; font-weight:700; margin-bottom:18px;}
  .footer-brand img{height:52px; margin-bottom:14px;}
  .footer-logo-card{
    display:inline-block; background:#fff; border-radius:8px; padding:14px 18px; margin-bottom:16px;
  }
  .footer-logo-card img{height:44px; margin-bottom:0; display:block;}
  .footer-brand p{font-size:14px; line-height:1.6; color:var(--steel-light); max-width:280px;}
  .footer-col a{display:block; font-size:14px; color:var(--steel-light); margin-bottom:12px; transition:color .2s ease;}
  .footer-col a:hover{color:#fff;}
  .footer-contact-item{display:flex; gap:12px; margin-bottom:18px; align-items:flex-start;}
  .footer-contact-item .ficon{
    width:34px; height:34px; border-radius:50%; background:rgba(255,255,255,0.08);
    display:flex; align-items:center; justify-content:center; flex-shrink:0; font-size:15px; color:var(--sky);
  }
  .footer-contact-item b{color:#fff; font-size:13px; font-weight:700;}
  .footer-contact-item a{margin-bottom:0; display:inline;}
  .footer-social{display:flex; flex-direction:column; gap:12px; margin-bottom:20px;}
  .footer-social a{
    display:flex; align-items:center; gap:10px; margin-bottom:0; color:var(--steel-light);
  }
  .footer-social a:hover{color:#fff;}
  .footer-reclamos-badge{
    display:inline-block; background:#fff; color:var(--navy-deep) !important; border-radius:6px;
    padding:10px 14px; font-size:12.5px; font-weight:700; line-height:1.3; text-align:left;
  }
  .footer-bottom{
    display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px;
    font-size:13px; padding:22px 28px; border-top:1px solid rgba(255,255,255,0.12);
  }
  .footer-bottom .footer-links{display:flex; gap:22px; flex-wrap:wrap;}
  .footer-bottom .footer-links a{margin-bottom:0; font-weight:600;}

  /* ---------- RESPONSIVE ---------- */
  @media (max-width: 980px){
    .hero .wrap{grid-template-columns:1fr; text-align:left;}
    .service-grid{grid-template-columns:repeat(2,1fr);}
    .why-grid{grid-template-columns:repeat(2,1fr);}
    .cert-verify-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr 1fr;}
    .cert-grid{grid-template-columns:repeat(2,1fr);}
    .contact-grid{grid-template-columns:1fr;}
  }
  @media (max-width: 720px){
    .nav-links{display:none;}
    .burger{display:flex;}
    .service-grid{grid-template-columns:1fr;}
    .why-grid{grid-template-columns:1fr;}
    .cert-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;}
    .hero{padding:80px 0 90px;}
    .section{padding:60px 0;}
  }

/* Link activo en la navegación (multi-página) */
.nav-links a.active{color:var(--sky-deep);}
.nav-links a.active::after{width:100%;}

/* ---------- CARRUSEL DE LOGOS DE CLIENTES ---------- */
.logos-track-wrap{
  overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image:linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.logos-track{
  display:flex; gap:36px; width:max-content;
  animation:logosScroll 28s linear infinite;
}
.logo-placeholder{
  flex:0 0 auto; width:150px; height:80px; border-radius:8px;
  background:var(--paper); border:1px dashed var(--graphite-light);
  display:flex; align-items:center; justify-content:center;
  color:var(--graphite-light); font-size:12.5px; text-align:center; padding:0 10px;
}
@keyframes logosScroll{
  from{ transform:translateX(0); }
  to{ transform:translateX(-50%); }
}

/* ---------- MISIÓN Y VISIÓN ---------- */
.mision-vision-grid{display:grid; grid-template-columns:1fr 1fr; gap:26px;}
.mv-card{
  background:var(--white); border:1px solid var(--line); border-radius:8px;
  padding:34px 30px; border-top:3px solid var(--sky);
}
.mv-card .eyebrow{display:block; margin-bottom:14px;}
.mv-card p{font-size:16px; line-height:1.7; color:var(--navy-deep);}
@media (max-width: 720px){
  .mision-vision-grid{grid-template-columns:1fr;}
}