/* Qualink Industrial v2.1 — 2026-10-11 */
  :root {
    --chapa: #E9ECEF;
    --papel: #F7F8F9;
    --tinta: #172230;
    --tinta-2: #3D4A5A;
    --azul: #1A3E6C;
    --linea: #8C99A8;
    --linea-suave: #CDD3DA;
    --haz: #F25C05;
    --haz-osc: #C44A04;
    --ok: #1F7A4D;
    --error: #A3261B;
    --wrap: 1180px;
  }
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
  body {
    margin: 0; background: var(--chapa); color: var(--tinta);
    font-family: 'Archivo', system-ui, sans-serif; font-size: 17px; line-height: 1.55;
    font-variant-numeric: tabular-nums; -webkit-font-smoothing: antialiased;
  }
  a { color: var(--azul); }
  img, svg { display: block; max-width: 100%; }
  .wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
  :focus-visible { outline: 3px solid var(--haz); outline-offset: 2px; }
  .skip { position: absolute; left: -9999px; }
  .skip:focus { left: 16px; top: 12px; background: var(--papel); padding: 8px 12px; z-index: 10; }

  h1, h2, h3 { font-stretch: 72%; font-weight: 800; line-height: 1.02; letter-spacing: -0.01em; margin: 0; color: var(--tinta); }
  h1 { font-size: clamp(2.6rem, 6.4vw, 5rem); }
  h2 { font-size: clamp(2rem, 4vw, 3rem); }
  h3 { font-size: 1.35rem; font-stretch: 85%; font-weight: 700; }
  p { margin: 0 0 1em; max-width: 64ch; }

  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    font: inherit; font-weight: 700; font-size: 1rem; text-decoration: none; cursor: pointer;
    padding: 14px 24px; border-radius: 3px; border: 2px solid transparent; transition: background-color .15s, color .15s, border-color .15s;
  }
  .btn--haz { background: var(--haz); color: #fff; }
  .btn--haz:hover { background: var(--haz-osc); }
  .btn--linea { border-color: var(--tinta); color: var(--tinta); background: transparent; }
  .btn--linea:hover { background: var(--tinta); color: var(--papel); }

  /* Cabecera */
  .top { background: var(--tinta); color: var(--papel); }
  .top__in { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 68px; flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
  .marca { display: flex; align-items: center; gap: 12px; color: var(--papel); text-decoration: none; }
  .marca svg { width: 34px; height: 34px; }
  .marca__txt { display: flex; flex-direction: column; line-height: 1.05; }
  .marca__nombre { font-stretch: 75%; font-weight: 800; font-size: 1.45rem; letter-spacing: 0.01em; }
  .marca__sub { font-size: 0.8rem; color: var(--linea-suave); }
  .top__nav { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
  .top__nav a { color: var(--linea-suave); text-decoration: none; font-size: 0.95rem; }
  .top__nav a:hover { color: #fff; }
  .top__nav .btn { color: #fff; padding: 10px 18px; font-size: 0.95rem; }

  /* Hero: hoja de plano */
  .hero { padding: 56px 0 72px; }
  .hero__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: start; }
  .hero__lead { font-size: 1.2rem; color: var(--tinta-2); margin-top: 22px; max-width: 34em; }
  .hero__acciones { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }
  .hero__zona { margin-top: 26px; font-size: 0.95rem; color: var(--tinta-2); }

  .plano { background: var(--papel); border: 2px solid var(--tinta); position: relative; margin: 0; }
  .plano__dibujo { padding: 18px; border-bottom: 2px solid var(--tinta);
    background-image: linear-gradient(var(--linea-suave) 1px, transparent 1px), linear-gradient(90deg, var(--linea-suave) 1px, transparent 1px);
    background-size: 24px 24px; background-position: -1px -1px; }
  .plano__dibujo svg { width: 100%; height: auto; }
  .pieza { fill: none; stroke: var(--tinta); stroke-width: 2.2; }
  .cota { stroke: var(--linea); stroke-width: 1; fill: none; }
  .cota-txt { fill: var(--tinta-2); font-family: 'Archivo', sans-serif; font-size: 13px; }
  .corte { fill: none; stroke: var(--haz); stroke-width: 3; stroke-linecap: round; }
  .chispa { fill: var(--haz); }
  @media (prefers-reduced-motion: no-preference) {
    .corte { stroke-dasharray: 1; stroke-dashoffset: 1; animation: cortar 3.2s cubic-bezier(.45,.05,.4,1) .4s forwards; }
    .chispa { offset-path: var(--ruta); offset-distance: 0%; animation: recorrer 3.2s cubic-bezier(.45,.05,.4,1) .4s forwards, apagar .3s 3.6s forwards; }
  }
  @media (prefers-reduced-motion: reduce) { .chispa { display: none; } }
  @keyframes cortar { to { stroke-dashoffset: 0; } }
  @keyframes recorrer { to { offset-distance: 100%; } }
  @keyframes apagar { to { opacity: 0; } }

  .cajetin { display: grid; grid-template-columns: 1fr 1fr; font-size: 0.92rem; }
  .cajetin div { padding: 10px 14px; border-right: 1px solid var(--tinta); border-bottom: 1px solid var(--tinta); }
  .cajetin div:nth-child(2n) { border-right: 0; }
  .cajetin div:nth-last-child(-n+2) { border-bottom: 0; }
  .cajetin dt { color: var(--tinta-2); font-size: 0.82rem; }
  .cajetin dd { margin: 2px 0 0; font-weight: 700; font-size: 1.02rem; }

  /* Secciones */
  .bloque { padding: 84px 0; }
  .bloque--papel { background: var(--papel); }
  .bloque--tinta { background: var(--tinta); color: var(--papel); }
  .bloque--tinta h2, .bloque--tinta h3 { color: var(--papel); }
  .bloque__cab { display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; align-items: end; margin-bottom: 44px; }
  .bloque__cab p { color: var(--tinta-2); margin: 0; }

  /* Índice de servicios */
  .familia { border-top: 2px solid var(--tinta); padding: 26px 0 8px; display: grid; grid-template-columns: 260px 1fr; gap: 32px; }
  .familia__nombre h3 { font-size: 1.6rem; font-stretch: 72%; font-weight: 800; }
  .familia__nombre p { font-size: 0.95rem; color: var(--tinta-2); margin-top: 8px; }
  .servicios { list-style: none; margin: 0; padding: 0; }
  .servicio { display: grid; grid-template-columns: 1.1fr 1.6fr 1.2fr; gap: 24px; padding: 16px 0; border-bottom: 1px solid var(--linea-suave); }
  .servicio:last-child { border-bottom: 0; }
  .servicio h4 { margin: 0; font-size: 1.08rem; font-weight: 700; }
  .servicio p { margin: 0; font-size: 0.97rem; color: var(--tinta-2); }
  .servicio .enviar { font-size: 0.92rem; color: var(--tinta); }
  .servicio .enviar span { color: var(--tinta-2); display: block; font-size: 0.82rem; }
  .servicios-cab { display: grid; grid-template-columns: 1.1fr 1.6fr 1.2fr; gap: 24px; font-size: 0.82rem; color: var(--tinta-2); padding-bottom: 6px; border-bottom: 1px solid var(--linea); }

  /* Proceso */
  .pasos { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--linea); }
  .paso { padding: 28px 28px 8px 0; border-right: 1px solid rgba(205,211,218,.25); }
  .paso + .paso { padding-left: 28px; }
  .paso:last-child { border-right: 0; }
  .paso__n { font-stretch: 62%; font-weight: 800; font-size: 3.4rem; line-height: 1; color: var(--haz); }
  .paso h3 { margin: 14px 0 10px; }
  .paso p { color: var(--linea-suave); font-size: 0.98rem; }

  /* Filtro */
  .filtro { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
  .filtro ul { margin: 0; padding: 0; list-style: none; }
  .filtro li { padding: 12px 0 12px 30px; border-bottom: 1px solid var(--linea-suave); position: relative; }
  .filtro li::before { content: ''; position: absolute; left: 0; top: 21px; width: 14px; height: 2px; background: var(--tinta); }
  .filtro--no li::before { background: var(--error); transform: rotate(45deg); box-shadow: 0 0 0 0 transparent; }
  .filtro--no li::after { content: ''; position: absolute; left: 0; top: 21px; width: 14px; height: 2px; background: var(--error); transform: rotate(-45deg); }
  .filtro h3 { margin-bottom: 12px; }

  /* Formulario */
  .peticion { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 56px; align-items: start; }
  .peticion__aside p { color: var(--tinta-2); }
  .correo { margin-top: 26px; padding: 20px 22px; border: 2px solid var(--tinta); background: var(--papel); }
  .correo strong { display: block; font-size: 1.05rem; margin-bottom: 6px; }
  .correo a { font-weight: 700; font-size: 1.2rem; overflow-wrap: anywhere; }
  .correo p { font-size: 0.93rem; margin: 8px 0 0; }

  form { background: var(--papel); border: 2px solid var(--tinta); padding: 32px; }
  fieldset { border: 0; margin: 0 0 8px; padding: 0; }
  legend { font-stretch: 80%; font-weight: 800; font-size: 1.15rem; padding: 0; margin-bottom: 14px; }
  .fila { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .campo { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
  .campo label { font-size: 0.9rem; font-weight: 600; }
  .campo .ayuda { font-size: 0.82rem; color: var(--tinta-2); }
  input[type=text], input[type=tel], input[type=email], select, textarea {
    font: inherit; font-size: 1rem; color: var(--tinta); background: #fff;
    border: 1.5px solid var(--linea); border-radius: 2px; padding: 11px 12px; width: 100%;
  }
  input:focus, select:focus, textarea:focus { border-color: var(--tinta); outline: 3px solid rgba(242,92,5,.35); outline-offset: 0; }
  textarea { min-height: 120px; resize: vertical; }
  select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23172230' stroke-width='2.4'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
  .consent { display: flex; gap: 10px; align-items: flex-start; font-size: 0.86rem; color: var(--tinta-2); margin-bottom: 10px; line-height: 1.45; }
  .consent input { margin-top: 3px; width: 17px; height: 17px; accent-color: var(--haz); flex-shrink: 0; }
  .form-error { display: none; background: #FBE9E7; color: var(--error); border-left: 4px solid var(--error); padding: 12px 14px; font-size: 0.92rem; margin-top: 14px; }
  .form-ok { display: none; background: var(--papel); border: 2px solid var(--ok); padding: 32px; }
  .form-ok h3 { color: var(--ok); margin-bottom: 10px; }
  form .btn { width: 100%; margin-top: 10px; font-size: 1.05rem; padding: 16px; }
  form .btn[disabled] { opacity: .6; cursor: wait; }
  .hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

  /* FAQ */
  .faq { max-width: 860px; }
  .faq details { border-top: 1px solid var(--linea); padding: 18px 0; }
  .faq details:last-child { border-bottom: 1px solid var(--linea); }
  .faq summary { cursor: pointer; font-weight: 700; font-size: 1.08rem; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
  .faq summary::-webkit-details-marker { display: none; }
  .faq summary::after { content: '+'; font-weight: 400; font-size: 1.5rem; line-height: 1; color: var(--haz); }
  .faq details[open] summary::after { content: '−'; }
  .faq details p { margin: 12px 0 0; color: var(--tinta-2); }

  /* Pie */
  .pie { background: var(--tinta); color: var(--linea-suave); padding: 44px 0 30px; font-size: 0.92rem; }
  .pie__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 40px; }
  .pie a { color: var(--papel); }
  .pie h3 { color: var(--papel); font-size: 1.05rem; margin-bottom: 10px; }
  .pie ul { list-style: none; margin: 0; padding: 0; }
  .pie li { margin-bottom: 6px; }
  .pie__legal { border-top: 1px solid rgba(205,211,218,.2); margin-top: 32px; padding-top: 18px; font-size: 0.82rem; }

  @media (max-width: 960px) {
    .hero__grid, .peticion, .bloque__cab, .filtro { grid-template-columns: 1fr; gap: 36px; }
    .familia { grid-template-columns: 1fr; gap: 10px; }
    .servicio, .servicios-cab { grid-template-columns: 1fr 1.4fr; }
    .servicio .enviar { grid-column: 1 / -1; }
    .servicios-cab span:last-child { display: none; }
    .pasos { grid-template-columns: 1fr; }
    .paso, .paso + .paso { padding: 24px 0 4px; border-right: 0; border-bottom: 1px solid rgba(205,211,218,.25); }
    .pie__grid { grid-template-columns: 1fr; gap: 26px; }
  }
  @media (max-width: 600px) {
    body { font-size: 16px; }
    .wrap { padding: 0 16px; }
    .hero { padding: 36px 0 56px; }
    .bloque { padding: 60px 0; }
    .fila { grid-template-columns: 1fr; gap: 0; }
    form { padding: 22px 16px; }
    .servicio, .servicios-cab { grid-template-columns: 1fr; gap: 6px; }
    .servicios-cab { display: none; }
    .top__nav a:not(.btn) { display: none; }
    .cajetin { grid-template-columns: 1fr; }
    .cajetin div { border-right: 0 !important; border-bottom: 1px solid var(--tinta) !important; }
    .cajetin div:last-child { border-bottom: 0 !important; }
  }

  /* v2: páginas de servicio */
  .migas { font-size: 0.88rem; color: var(--tinta-2); margin: 0 0 18px; }
  .migas a { color: var(--tinta-2); }
  .migas span { margin: 0 6px; color: var(--linea); }
  .ficha { background: var(--papel); border: 2px solid var(--tinta); margin: 0; }
  .ficha__cab { padding: 14px 16px; border-bottom: 2px solid var(--tinta); display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
  .ficha__cab strong { font-stretch: 80%; font-weight: 800; font-size: 1.15rem; }
  .ficha__cab span { font-size: 0.85rem; color: var(--tinta-2); }
  .ficha .cajetin div:nth-last-child(-n+2) { border-bottom: 0; }
  .ficha__nota { padding: 12px 16px; border-top: 1px solid var(--tinta); font-size: 0.88rem; color: var(--tinta-2); }

  .incluye { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 48px; }
  .incluye li { padding: 18px 0; border-top: 1px solid var(--linea-suave); }
  .incluye h3 { font-size: 1.12rem; font-stretch: 90%; margin-bottom: 6px; }
  .incluye p { margin: 0; color: var(--tinta-2); font-size: 0.98rem; }

  .enviar-lista { list-style: none; margin: 0; padding: 0; counter-reset: e; }
  .enviar-lista li { padding: 12px 0 12px 40px; border-bottom: 1px solid var(--linea-suave); position: relative; }
  .enviar-lista li::before { content: ''; position: absolute; left: 4px; top: 16px; width: 16px; height: 16px; border: 2px solid var(--tinta); border-radius: 2px; }
  .dos { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
  .aviso-zona { margin-top: 18px; padding: 14px 16px; background: var(--chapa); border-left: 4px solid var(--azul); font-size: 0.95rem; }

  .servicio h4 a { color: var(--tinta); text-decoration: none; border-bottom: 2px solid var(--haz); }
  .servicio h4 a:hover { color: var(--haz-osc); }

  .pie__servicios { columns: 2; column-gap: 28px; }
  @media (max-width: 960px) { .incluye, .dos { grid-template-columns: 1fr; gap: 0; } .dos { gap: 36px; } }
  @media (max-width: 600px) { .pie__servicios { columns: 1; } }