:root{
    --teal:#1a9b87;
    --teal-dark:#0d6b5e;
    --copper:#b87333;
    --copper-light:#d4956a;
    --bg:#24423d;
    --bg2:#3c6961;
    --text:#e8f4f2;
    --muted:#7aada6;
    --border:rgba(26,155,135,0.2);
    --border-strong:rgba(26,155,135,0.35);
    --safe-bottom: env(safe-area-inset-bottom, 0px);
    --safe-top: env(safe-area-inset-top, 0px);
  }
  *{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
  html{scroll-behavior:smooth}
  body{
    font-family:'DM Sans',sans-serif;
    font-weight:400;
    background:var(--bg);
    color:var(--text);
    line-height:1.6;
    overflow-x:hidden;
    background-image:
      radial-gradient(ellipse 80% 50% at 20% 0%, rgba(26,155,135,0.08), transparent 60%),
      radial-gradient(ellipse 60% 50% at 80% 40%, rgba(184,115,51,0.05), transparent 60%),
      linear-gradient(rgba(0,0,0,0.18) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0,0,0,0.18) 1px, transparent 1px);
    background-size:auto, auto, 60px 60px, 60px 60px;
    background-position:0 0, 0 0, 0 0, 0 0;
    background-attachment: fixed, fixed, fixed, fixed;
    animation: grid-drift 22s linear infinite;
  }
  /* La cuadrícula del fondo se desplaza una celda (60px) en bucle; los radiales quedan fijos */
  @keyframes grid-drift{
    from{background-position:0 0, 0 0, 0 0, 0 0}
    to{background-position:0 0, 0 0, 60px 60px, 60px 60px}
  }
  @media (prefers-reduced-motion: reduce){
    body{animation:none}
  }
  h1,h2,h3,h4{font-family:'Montserrat',sans-serif;font-weight:800;letter-spacing:-0.03em;line-height:1.02}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}

  /* === LAYOUT === */
  .container{max-width:1280px;margin:0 auto;padding:0 32px}
  section{position:relative}

  /* === NAV === */
  nav.topnav{
    position:fixed;top:0;left:0;right:0;z-index:100;
    padding:18px 0;
    transition:all .3s ease;
    border-bottom:1px solid transparent;
  }
  nav.topnav.scrolled{
    background:rgba(6,11,10,0.7);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    border-bottom:1px solid var(--border);
  }
  .nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
  .logo{font-family:'Montserrat',sans-serif;font-weight:900;font-size:22px;letter-spacing:-0.035em;display:flex;align-items:center;gap:0}
  .logo .a,.logo .b{display:inline-block}
  .logo-img{display:block;height:28px;width:auto}
  .footer-logo-img{display:block;height:26px;width:auto}
  .logo .a{color:var(--teal)}
  .logo .b{color:var(--copper)}
  .nav-links{display:flex;gap:36px;align-items:center}
  .nav-links a{
    font-size:14px;font-weight:400;color:var(--muted);
    transition:color .2s ease;position:relative;
  }
  .nav-links a:hover{color:var(--text)}
  .nav-links a::after{
    content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--teal);
    transition:width .25s ease;
  }
  .nav-links a:hover::after{width:100%}
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:11px 20px;border-radius:4px;
    font-size:14px;font-weight:500;font-family:'DM Sans',sans-serif;
    transition:all .2s ease;cursor:pointer;
    border:1px solid var(--border-strong);
    white-space:nowrap;
  }
  .btn-outline{color:var(--teal);border-color:var(--teal)}
  .btn-outline:hover{background:rgba(26,155,135,0.1)}
  .btn-nav-cta{
    background:linear-gradient(180deg, rgba(26,155,135,0.18), rgba(26,155,135,0.08));
    color:var(--text);
    border-color:var(--teal);
    position:relative;
  }
  .btn-nav-cta::before{
    content:"";position:absolute;left:10px;top:50%;width:6px;height:6px;border-radius:50%;
    background:var(--copper-light);transform:translateY(-50%);
    box-shadow:0 0 0 0 rgba(212,149,106,0.6);
    animation:pulse-copper 2.4s infinite;
  }
  .btn-nav-cta{padding-left:26px}
  @keyframes pulse-copper{
    0%{box-shadow:0 0 0 0 rgba(212,149,106,0.5)}
    70%{box-shadow:0 0 0 6px rgba(212,149,106,0)}
    100%{box-shadow:0 0 0 0 rgba(212,149,106,0)}
  }
  .btn-nav-cta:hover{
    background:linear-gradient(180deg, rgba(26,155,135,0.32), rgba(26,155,135,0.18));
    border-color:#1fb29c;
  }
  .btn-filled{background:var(--teal);border-color:var(--teal);color:#0c1614;font-weight:500}
  .btn-filled:hover{background:#1fb29c;border-color:#1fb29c}
  .btn-ghost{color:var(--text);border-color:var(--border)}
  .btn-ghost:hover{border-color:var(--teal);color:var(--teal)}

  /* === HERO === */
  .hero{
    min-height:100vh;
    display:flex;align-items:center;
    padding:120px 0 80px;
    position:relative;
  }
  .hero-grid{
    display:grid;grid-template-columns: 1.05fr 1fr;gap:80px;align-items:center;
  }
  .badge{
    display:inline-flex;align-items:center;gap:10px;
    padding:7px 14px;border-radius:4px;
    border:1px solid var(--border);
    background:rgba(26,155,135,0.05);
    font-size:12px;font-weight:400;letter-spacing:0.05em;
    color:var(--muted);text-transform:uppercase;
  }
  .badge .dot{
    width:7px;height:7px;border-radius:50%;background:var(--teal);
    box-shadow:0 0 0 0 rgba(26,155,135,0.7);
    animation:pulse 2s infinite;
  }
  @keyframes pulse{
    0%{box-shadow:0 0 0 0 rgba(26,155,135,0.5)}
    70%{box-shadow:0 0 0 8px rgba(26,155,135,0)}
    100%{box-shadow:0 0 0 0 rgba(26,155,135,0)}
  }
  h1.hero-title{
    font-family:'Montserrat',sans-serif;font-weight:900;
    font-size:clamp(42px,5.8vw,82px);
    letter-spacing:-0.04em;
    margin:24px 0 24px;
  }
  h1.hero-title .accent{color:var(--copper-light);font-weight:900;font-style:normal}
  .hero-sub{
    color:var(--muted);font-size:17px;font-weight:300;line-height:1.65;
    max-width:520px;margin-bottom:36px;
  }
  .hero-cta{display:flex;gap:12px;flex-wrap:wrap}

  /* SVG circuit */
  .circuit-wrap{
    position:relative;width:100%;aspect-ratio:1/1;
    border:1px solid var(--border);
    border-radius:8px;
    background:
      radial-gradient(circle at 50% 50%, rgba(26,155,135,0.06), transparent 70%),
      var(--bg2);
    overflow:hidden;
  }
  .circuit-wrap::before{
    content:"";position:absolute;inset:0;
    background-image:
      linear-gradient(rgba(26,155,135,0.06) 1px, transparent 1px),
      linear-gradient(90deg, rgba(26,155,135,0.06) 1px, transparent 1px);
    background-size:30px 30px;
    pointer-events:none;
  }
  .circuit-svg{width:100%;height:100%;display:block;position:relative;z-index:1}
  .circuit-svg .line{
    stroke-dasharray:6 4;
    stroke-dashoffset:0;
    animation:dash 18s linear infinite;
  }
  @keyframes dash{
    to{stroke-dashoffset:-200}
  }
  .circuit-svg .node-ring{
    transform-origin:center;transform-box:fill-box;
    animation:ringspin 14s linear infinite;
  }
  @keyframes ringspin{
    to{transform:rotate(360deg)}
  }
  .corner-mark{
    position:absolute;font-family:'DM Sans',sans-serif;font-size:10px;letter-spacing:0.15em;
    color:var(--muted);text-transform:uppercase;z-index:2;
  }
  .corner-mark.tl{top:14px;left:14px}
  .corner-mark.tr{top:14px;right:14px;color:var(--copper-light)}
  .corner-mark.br{bottom:14px;right:14px}
  .corner-mark.bl{bottom:14px;left:14px;color:var(--copper-light)}

  /* === PILARES === */
  .pillars{
    border-top:1px solid var(--border);
    border-bottom:1px solid var(--border);
    background:var(--bg2);
    padding:48px 0;
  }
  .pillars-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  }
  .pillar{
    padding:8px 28px;
    border-left:1px solid var(--border);
    display:flex;flex-direction:column;gap:14px;
  }
  .pillar:first-child{border-left:none}
  .pillar svg{width:28px;height:28px;color:var(--teal)}
  .pillar-text{font-size:14px;color:var(--text);line-height:1.5;font-weight:400}

  /* === SECCIÓN TITULOS === */
  .section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:48px;gap:32px;flex-wrap:wrap}
  .eyebrow{
    display:inline-block;font-size:12px;letter-spacing:0.18em;text-transform:uppercase;
    color:var(--teal);font-weight:500;margin-bottom:14px;
  }
  .eyebrow::before{content:"— ";color:var(--copper);}
  h2.section-title{font-size:clamp(34px,4vw,52px);max-width:720px}
  .section-desc{color:var(--muted);font-size:15px;max-width:380px;font-weight:300}

  section.padded{padding:120px 0}

  /* === QUIÉNES SOMOS === */
  .about-grid{
    display:grid;
    grid-template-columns: 1fr 1fr;
    gap:64px;
    align-items:start;
  }
  .about-copy p{
    color:var(--muted);font-size:15px;font-weight:300;line-height:1.7;
    margin-bottom:18px;
  }
  .about-copy p:last-child{margin-bottom:0}
  .about-copy p strong{color:var(--text);font-weight:500}
  .about-sig{
    margin-top:32px;padding-top:24px;
    border-top:1px solid var(--border);
    display:flex;align-items:center;gap:14px;
    color:var(--muted);font-size:13px;letter-spacing:0.05em;
  }
  .about-sig::before{
    content:"";width:32px;height:1px;background:var(--copper);
  }
  .mv-stack{display:flex;flex-direction:column;gap:14px}
  .mv-card{
    border:1px solid var(--border);
    border-radius:6px;
    background:var(--bg2);
    padding:32px 28px;
    position:relative;
    overflow:hidden;
    transition:border-color .25s ease, background .25s ease;
  }
  .mv-card::before{
    content:"";position:absolute;top:0;left:0;width:3px;height:100%;
    background:var(--teal);
    transform:scaleY(0);transform-origin:top;
    transition:transform .35s ease;
  }
  .mv-card.vision::before{background:var(--copper)}
  .mv-card:hover{border-color:var(--border-strong);background:rgba(26,155,135,0.05)}
  .mv-card:hover::before{transform:scaleY(1)}
  .mv-card.vision:hover{background:rgba(184,115,51,0.05)}
  .mv-eyebrow{
    display:flex;align-items:center;gap:12px;
    font-size:11px;letter-spacing:0.22em;text-transform:uppercase;
    color:var(--teal);font-weight:500;margin-bottom:16px;
  }
  .mv-card.vision .mv-eyebrow{color:var(--copper-light)}
  .mv-eyebrow .mv-num{
    font-family:'Montserrat',sans-serif;font-weight:800;
    color:var(--muted);font-size:11px;letter-spacing:0.14em;
  }
  .mv-card h3{
    font-family:'Montserrat',sans-serif;font-weight:800;
    font-size:24px;letter-spacing:-0.025em;line-height:1.1;
    margin-bottom:14px;color:var(--text);
  }
  .mv-card p{
    color:var(--muted);font-size:14px;font-weight:300;line-height:1.65;
  }

  /* === SERVICIOS (base) === */
  .svc-num{
    font-family:'Montserrat',sans-serif;font-weight:800;
    color:var(--muted);font-size:12px;letter-spacing:0.12em;
  }
  .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto}
  .tag{
    font-size:11px;padding:5px 9px;border-radius:4px;
    border:1px solid var(--border);
    color:var(--muted);font-weight:400;
    letter-spacing:0.02em;
    background:rgba(12,22,20,0.4);
  }

  /* === QUOTE === */
  .quote-section{
    background:var(--bg2);
    border-top:1px solid var(--border);
    border-bottom:1px solid var(--border);
    padding:140px 0;
    text-align:center;
  }
  .quote{
    font-family:'Montserrat',sans-serif;font-weight:800;
    font-size:clamp(28px,3.4vw,46px);
    line-height:1.2;max-width:1000px;margin:0 auto;
    letter-spacing:-0.03em;
  }
  .quote .hl{color:var(--copper-light);font-weight:900}
  .quote-marks{
    font-family:'Montserrat',sans-serif;color:var(--teal);font-size:80px;
    line-height:1;margin-bottom:0;display:block;font-weight:900;
  }
  .quote-sub{
    color:var(--muted);margin-top:32px;font-size:14px;
    letter-spacing:0.03em;font-weight:400;
  }

  /* === MÉTRICAS === */
  .metrics-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  }
  .metric{
    border:1px solid var(--border);border-radius:4px;
    padding:36px 28px;background:var(--bg2);
    display:flex;flex-direction:column;gap:18px;
    position:relative;overflow:hidden;
    transition:all .25s ease;
  }
  .metric:hover{border-color:var(--border-strong);background:rgba(26,155,135,0.05)}
  .metric .big{
    font-family:'Montserrat',sans-serif;font-weight:900;font-size:80px;line-height:0.85;
    color:var(--teal);letter-spacing:-0.06em;
  }
  .metric:nth-child(4) .big{color:var(--copper-light)}
  .metric .lbl{
    color:var(--muted);font-size:13px;line-height:1.5;
    max-width:200px;
  }
  .metric .corner{
    position:absolute;top:14px;right:14px;font-size:10px;letter-spacing:0.15em;
    color:var(--muted);text-transform:uppercase;
  }

  /* === CONTACTO === */
  .contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
  .contact-info h2{font-size:clamp(32px,3.6vw,48px);margin-bottom:24px}
  .contact-info h2 .hl{color:var(--copper-light)}
  .bullets{list-style:none;margin-top:36px;display:flex;flex-direction:column;gap:18px}
  .bullets li{
    display:flex;align-items:flex-start;gap:14px;
    padding-bottom:18px;border-bottom:1px solid var(--border);
    color:var(--text);font-size:15px;
  }
  .bullets li:last-child{border-bottom:none}
  .arrow-i{
    flex-shrink:0;color:var(--teal);margin-top:2px;
    width:18px;height:18px;
  }
  form.contact-form{
    background:var(--bg2);
    border:1px solid var(--border);
    border-radius:8px;
    padding:36px;
    display:flex;flex-direction:column;gap:18px;
  }
  .form-label{
    font-size:11px;letter-spacing:0.18em;text-transform:uppercase;
    color:var(--muted);margin-bottom:6px;display:block;
  }
  .form-field{display:flex;flex-direction:column}
  .form-field input,
  .form-field textarea{
    background:transparent;
    border:none;border-bottom:1px solid var(--border);
    padding:10px 0;color:var(--text);font-family:inherit;font-size:15px;
    outline:none;transition:border-color .2s ease;
    resize:vertical;
  }
  .form-field input:focus,
  .form-field textarea:focus{border-bottom-color:var(--teal)}
  .form-field textarea{min-height:80px}
  .form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .form-submit{margin-top:8px;justify-content:center}
  .form-submit:disabled{cursor:wait}
  .form-status{font-size:13px;text-align:center;min-height:18px;margin-top:-4px;transition:color .2s ease}

  /* === FOOTER === */
  footer{
    border-top:1px solid var(--border);
    padding:40px 0;
    background:var(--bg2);
  }
  .footer-inner{
    display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;
  }
  .footer-text{color:var(--muted);font-size:12px;letter-spacing:0.05em}
  .footer-meta{color:var(--muted);font-size:11px;letter-spacing:0.15em;text-transform:uppercase}

  /* === FADE UP === */
  .reveal{
    opacity:0;transform:translateY(24px);
    transition:opacity .8s ease, transform .8s ease;
  }
  .reveal.in{opacity:1;transform:translateY(0)}

  /* === MOBILE NAV TOGGLE === */
  .nav-toggle{
    display:none;
    width:42px;height:42px;
    border:1px solid var(--border-strong);
    border-radius:4px;
    flex-direction:column;align-items:center;justify-content:center;gap:5px;
    background:rgba(12,22,20,0.4);
    cursor:pointer;
    z-index:101;
    transition:all .2s ease;
  }
  .nav-toggle:hover{border-color:var(--teal)}
  .nav-toggle span{
    display:block;width:18px;height:1.5px;background:var(--teal);
    transition:all .25s ease;border-radius:1px;
  }
  body.menu-open .nav-toggle span:nth-child(1){transform:translateY(6.5px) rotate(45deg);background:var(--copper-light)}
  body.menu-open .nav-toggle span:nth-child(2){opacity:0;transform:scaleX(0)}
  body.menu-open .nav-toggle span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);background:var(--copper-light)}

  /* mobile menu panel */
  .mobile-menu{
    position:fixed;
    top:0;left:0;right:0;
    height:100dvh;
    background:rgba(8,16,15,0.97);
    backdrop-filter:blur(24px);
    -webkit-backdrop-filter:blur(24px);
    z-index:99;
    padding:calc(88px + var(--safe-top)) 24px calc(32px + var(--safe-bottom));
    display:flex;flex-direction:column;
    transform:translateY(-100%);
    transition:transform .4s cubic-bezier(.4,0,.2,1);
    pointer-events:none;
  }
  body.menu-open .mobile-menu{transform:translateY(0);pointer-events:auto}
  .m-eyebrow{
    font-size:10px;letter-spacing:0.22em;text-transform:uppercase;
    color:var(--muted);margin-bottom:20px;
    display:flex;align-items:center;gap:10px;
  }
  .m-eyebrow::before{content:"";flex:0 0 28px;height:1px;background:var(--copper)}
  .mobile-menu a.mlink{
    font-family:'Montserrat',sans-serif;font-weight:800;
    font-size:34px;letter-spacing:-0.035em;line-height:1.05;
    color:var(--text);
    padding:20px 0;
    border-bottom:1px solid var(--border);
    display:flex;align-items:center;justify-content:space-between;
    transition:color .15s ease;
  }
  .mobile-menu a.mlink:active{color:var(--teal)}
  .mobile-menu a.mlink .num{
    font-size:11px;color:var(--muted);font-weight:400;
    letter-spacing:0.15em;font-family:'DM Sans',sans-serif;
  }
  .mobile-menu .m-cta{
    margin-top:28px;
    padding:18px 22px;
    background:var(--teal);color:#0c1614;
    border-radius:4px;
    font-weight:500;font-size:16px;
    text-align:center;
    display:flex;align-items:center;justify-content:center;gap:8px;
  }
  .mobile-menu .m-foot{
    margin-top:auto;padding-top:24px;
    color:var(--muted);font-size:10px;letter-spacing:0.18em;text-transform:uppercase;
    display:flex;align-items:center;justify-content:space-between;
  }
  body.menu-open{overflow:hidden}

  /* === ACCORDION SERVICIOS (mobile-first) === */
  .services{display:flex;flex-direction:column;gap:10px}
  .svc{
    position:relative;
    background:var(--bg2);
    border:1px solid var(--border);
    border-radius:4px;
    padding:20px;
    display:flex;flex-direction:column;gap:0;
    overflow:hidden;
    transition:background .15s ease, border-color .15s ease;
    text-align:left;width:100%;
  }
  .svc::before{
    content:"";position:absolute;top:0;left:0;right:0;height:2px;
    background:linear-gradient(90deg, var(--teal), var(--copper));
    transform:scaleX(0);transform-origin:left;
    transition:transform .35s ease;
  }
  .svc.open::before,.svc.featured::before{transform:scaleX(1)}
  .svc.open{background:rgba(26,155,135,0.06);border-color:var(--border-strong)}
  .svc-head{
    display:flex;align-items:flex-start;gap:14px;
  }
  .svc-icon{
    flex-shrink:0;
    width:40px;height:40px;border-radius:4px;
    border:1px solid var(--border);
    background:rgba(26,155,135,0.06);
    display:flex;align-items:center;justify-content:center;
    color:var(--teal);
  }
  .svc-icon svg{width:20px;height:20px}
  .svc-titles{flex:1;min-width:0}
  .svc-num{
    font-family:'Montserrat',sans-serif;font-weight:800;
    color:var(--muted);font-size:11px;letter-spacing:0.12em;
    display:block;margin-bottom:4px;
  }
  .svc-title{font-size:17px;line-height:1.18;font-weight:800;letter-spacing:-0.02em;color:var(--text)}
  .svc-chev{
    flex-shrink:0;align-self:center;
    width:28px;height:28px;border-radius:50%;
    border:1px solid var(--border);
    display:flex;align-items:center;justify-content:center;
    color:var(--muted);
    transition:transform .3s ease, color .15s ease, border-color .15s ease;
  }
  .svc-chev svg{width:14px;height:14px}
  .svc.open .svc-chev{transform:rotate(90deg);color:var(--teal);border-color:var(--teal)}
  .svc-body{
    max-height:0;overflow:hidden;
    transition:max-height .35s ease;
  }
  .svc.open .svc-body{max-height:300px}
  .svc-body-inner{padding-top:14px;display:flex;flex-direction:column;gap:14px}
  .svc-desc{font-size:14px;color:var(--muted);font-weight:300;line-height:1.55}
  .svc.featured{
    background:linear-gradient(180deg, rgba(184,115,51,0.10), rgba(184,115,51,0.02));
    border-color:rgba(184,115,51,0.3);
  }
  .svc.featured .svc-icon{color:var(--copper-light);border-color:rgba(184,115,51,0.25);background:rgba(184,115,51,0.06)}
  .svc.featured .svc-num{color:var(--copper-light)}
  .svc.featured .tag{border-color:rgba(184,115,51,0.3);color:var(--copper-light)}

  /* === STICKY BAR (mobile-only, hidden on desktop) === */
  .sticky-bar{display:none}

  /* === DESKTOP: servicios como grid de tarjetas === */
  @media (min-width:981px){
    .services{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .svc.featured{grid-column:1 / -1;flex-direction:row;align-items:center;gap:32px;padding:32px}
    .svc.featured .svc-head{flex:1}
    .svc.featured .svc-body{max-height:none !important;overflow:visible}
    .svc.featured .svc-body-inner{padding-top:0;flex-direction:row;align-items:center;gap:24px}
    .svc.featured .svc-desc{display:none}
    .svc{padding:32px 28px;cursor:default}
    .svc-head{flex-direction:column;gap:14px}
    .svc-chev{display:none}
    .svc-body{max-height:none !important;overflow:visible}
    .svc-body-inner{padding-top:14px}
    .svc-title{font-size:21px}
  }

  /* === RESPONSIVE: tablet/mobile (≤980px) === */
  @media (max-width:980px){
    .hero-grid{grid-template-columns:1fr;gap:36px}
    .about-grid{grid-template-columns:1fr;gap:40px}
    .metrics-grid{grid-template-columns:repeat(2,1fr)}
    .contact-grid{grid-template-columns:1fr;gap:40px}
    .form-row{grid-template-columns:1fr}
    .nav-links{display:none}
    section.padded{padding:80px 0}
    .container{padding:0 22px}
    .nav-toggle{display:flex}
    .btn-nav-cta{display:none}
    nav.topnav{padding:calc(12px + var(--safe-top)) 0 12px}
    .logo-img{height:24px}
    .hero{padding:calc(100px + var(--safe-top)) 0 60px;min-height:auto}
    .circuit-wrap{max-width:480px;margin:0 auto}
    h1.hero-title{font-size:clamp(38px,9vw,56px);line-height:1.04}
    .hero-sub{font-size:15px;margin-bottom:28px}
    .hero-cta{gap:10px}
    .hero-cta .btn{flex:1;justify-content:center;min-width:140px}
    .section-head{margin-bottom:36px;gap:16px}
    .section-desc{max-width:100%}
    h2.section-title{font-size:clamp(30px,7vw,42px)}
    .pillars{padding:32px 0}
    .pillars-grid{grid-template-columns:1fr;gap:0}
    .pillar{padding:20px 4px;border-left:none;border-top:1px solid var(--border)}
    .pillar:nth-child(1){border-top:none}
    .quote-section{padding:80px 0}
    .quote-marks{font-size:60px}
    .quote{font-size:clamp(24px,5.5vw,34px)}
    .quote-sub{font-size:13px;margin-top:24px}
    .metric{padding:26px 22px;gap:12px}
    .metric .big{font-size:56px}
    .metric .lbl{font-size:13px}
    form.contact-form{padding:26px 22px}
    .contact-info h2{font-size:clamp(28px,7vw,38px)}
    .bullets li{font-size:14px;gap:12px}
    footer{padding:32px 0}
    .footer-inner{flex-direction:column;align-items:flex-start;gap:18px;text-align:left}
    .footer-meta{font-size:10px}

    /* footer siempre al fondo */
    body{display:flex;flex-direction:column;min-height:100dvh}
    footer{margin-top:auto}

    /* sticky bar visible en mobile */
    .sticky-bar{
      display:flex;
      position:fixed;left:0;right:0;bottom:0;
      padding:10px 16px calc(10px + var(--safe-bottom));
      background:rgba(12,22,20,0.88);
      backdrop-filter:blur(16px);
      -webkit-backdrop-filter:blur(16px);
      border-top:1px solid var(--border);
      z-index:90;
      gap:12px;align-items:center;
      transform:translateY(0);
      transition:transform .3s ease;
    }
    body.menu-open .sticky-bar{transform:translateY(120%)}
    .sticky-label{
      flex:1;display:flex;flex-direction:column;gap:2px;padding-left:4px;
    }
    .sticky-label small{color:var(--muted);font-size:10px;letter-spacing:0.14em;text-transform:uppercase}
    .sticky-label strong{color:var(--text);font-size:13px;font-weight:500;letter-spacing:-0.01em}
    .sticky-cta{
      background:var(--teal);color:#0c1614;font-weight:500;
      padding:13px 18px;border-radius:4px;font-size:14px;
      display:flex;align-items:center;gap:6px;
      white-space:nowrap;
      min-height:46px;
    }
    .sticky-cta:active{background:var(--teal-dark);transform:scale(0.97)}
    body{padding-bottom:calc(70px + var(--safe-bottom))}

    /* pillars: carrusel horizontal en mobile */
    .pillars{padding:24px 0 0;overflow:hidden}
    .pillars-grid{
      display:flex;gap:12px;
      overflow-x:auto;
      padding:0 22px 4px;
      scroll-snap-type:x mandatory;
      -webkit-overflow-scrolling:touch;
      scrollbar-width:none;
    }
    .pillars-grid::-webkit-scrollbar{display:none}
    .pillar{
      flex:0 0 78vw;
      max-width:280px;
      scroll-snap-align:center;
      padding:20px;
      border:1px solid var(--border);
      border-radius:10px;
      background:rgba(12,22,20,0.4);
      display:flex;flex-direction:column;gap:12px;
    }
    .pillar svg{width:20px;height:20px}
    .pillar-text{font-size:13px}
    .pillars-dots{
      display:flex;justify-content:center;gap:6px;
      padding:14px 0 10px;
    }
    .pillars-dots .dot{
      width:6px;height:6px;border-radius:50%;
      background:var(--border-strong);
      transition:background .2s ease, transform .2s ease;
      cursor:pointer;
    }
    .pillars-dots .dot.active{
      background:var(--teal);
      transform:scale(1.4);
    }
  }

  @media (max-width:520px){
    .container{padding:0 18px}
    .metrics-grid{grid-template-columns:1fr 1fr}
    .hero-cta{flex-direction:column;align-items:stretch}
    .hero-cta .btn{width:100%}
    h1.hero-title{font-size:clamp(36px,10vw,48px)}
    .badge{font-size:11px;padding:6px 12px}
    .tag{font-size:10px;padding:4px 8px}
    .metric .big{font-size:48px}
    .mv-card{padding:26px 22px}
    .mv-card h3{font-size:21px}
  }