/* Estilos de secciones compartidos por todas las páginas (antes inline en index.html). */
  /* guía de tratamientos */
  .guia { background: var(--blanco); border-radius: 22px; padding: 30px; min-height: 300px; }
  .guia .paso { font-size: 11.5px; letter-spacing: .3em; text-transform: uppercase; color: var(--taupe-osc); margin: 0 0 14px; }
  .guia h3 { font-size: 26px; font-weight: 300; margin-bottom: 18px; }
  .casos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
  .caso { appearance: none; font: inherit; color: var(--tinta); text-align: left; cursor: pointer; background: var(--crema); border: 1px solid transparent; border-radius: 14px; padding: 16px 16px 14px; display: flex; flex-direction: column; gap: 12px; transition: border-color .15s, background .15s; }
  .caso:hover { border-color: var(--taupe); }
  .caso svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; }
  .caso span { font-size: 15.5px; font-weight: 400; line-height: 1.3; }
  .sub .casos { grid-template-columns: repeat(2, 1fr); max-width: 620px; }
  .sub .caso { padding: 18px 20px; }
  .atras { background: none; border: 0; font: inherit; color: var(--taupe-osc); cursor: pointer; padding: 0; margin-top: 22px; text-decoration: underline; font-size: 14.5px; }
  .res { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
  .res article { background: var(--crema); border-radius: 16px; padding: 22px 22px 20px; display: flex; flex-direction: column; }
  .res .eti { font-size: 10.5px; letter-spacing: .24em; text-transform: uppercase; color: var(--taupe-osc); margin: 0 0 8px; }
  .res h4 { font-size: 19px; font-weight: 400; color: var(--tinta); margin: 0 0 8px; }
  .res p { font-size: 15px; margin: 0 0 16px; flex: 1; }
  .res .enlace { text-align: left; margin: 0; font-size: 14px; }
  .res .primero { background: var(--tinta); color: var(--arena); }
  .res .primero h4 { color: var(--crema); }
  .res .primero .eti, .res .primero .enlace { color: var(--taupe); }
  .res-cta { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 12px 24px; align-items: center; }
  .res-cta .nota { margin: 0; }

  /* franja de la promoción (sustituye a la ventana) */
  .franja { position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 40; background: var(--tinta); color: var(--arena); border-radius: 16px; padding: 12px 12px 12px 14px; display: flex; align-items: center; gap: 12px; box-shadow: 0 14px 40px rgba(28,24,21,.3); transform: translateY(130%); transition: transform .35s; max-width: 560px; margin: 0 auto; }
  .franja.on { transform: none; }
  .franja img { width: 44px; height: 44px; border-radius: 10px; object-fit: cover; background: #ede6db; flex: 0 0 auto; }
  .franja div { flex: 1; min-width: 0; line-height: 1.3; }
  .franja b { display: block; color: var(--crema); font-weight: 400; font-size: 15px; }
  .franja span { font-size: 13.5px; }
  .franja a { color: var(--tinta); background: var(--crema); text-decoration: none; font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase; padding: 10px 14px; border-radius: 999px; flex: 0 0 auto; }
  .franja button { background: none; border: 0; color: var(--taupe); font-size: 22px; line-height: 1; cursor: pointer; padding: 6px; flex: 0 0 auto; }
  body.con-franja .flota { bottom: 88px; }
  .flota { transition: opacity .2s; }
  .flota.oculto { opacity: 0; pointer-events: none; }
  /* textos pequeños, mínimo 13 px */
  .eyebrow, .guia .paso, .res .eti, .sello, .promo .legal { font-size: 13px; }
  .esp-btn small { font-size: 14px; }
  /* especialidades */
  .esps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
  .esp-btn { min-height: 0; appearance: none; font: inherit; color: var(--tinta); text-align: left; cursor: pointer; background: var(--blanco); border: 1px solid transparent; border-radius: 16px; padding: 20px 18px; display: flex; flex-direction: column; gap: 14px; transition: border-color .15s, background .15s; }
  .esp-btn:hover { border-color: var(--taupe); }
  .esp-btn[aria-expanded="true"] { background: var(--tinta); color: var(--crema); }
  .esp-btn svg { width: 30px; height: 30px; fill: none; stroke: currentColor; stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; }
  .esp-btn span { font-size: 17px; font-weight: 400; line-height: 1.25; }
  .esp-btn small { margin-top: auto; font-size: 12.5px; letter-spacing: .04em; color: var(--taupe-osc); }
  .esp-btn[aria-expanded="true"] small { color: var(--taupe); }
  .panel { grid-column: 1 / -1; background: var(--blanco); border-radius: 18px; padding: 34px 36px; display: grid; grid-template-columns: 1fr 1.25fr; gap: 44px; align-items: start; }
  .panel[hidden] { display: none; }
  .panel h3 { font-size: 28px; font-weight: 300; margin-bottom: 12px; }
  .panel .btn { margin-top: 14px; }
  .precios { list-style: none; margin: 0; padding: 0; }
  .precios li { display: flex; justify-content: space-between; gap: 20px; padding: 13px 0; border-bottom: 1px solid var(--arena); font-size: 16.5px; }
  .precios li:first-child { border-top: 1px solid var(--arena); }
  .precios b { color: var(--tinta); font-weight: 400; white-space: nowrap; }
  .precios .consultar { color: var(--taupe-osc); }
  .leyenda { font-size: 13.5px; color: var(--taupe-osc); margin: 14px 0 0; }

  /* oferta de entrada */
  .entrada { display: grid; grid-template-columns: auto 1fr auto; gap: 34px; align-items: center; background: var(--tinta); color: var(--arena); border-radius: 22px; padding: 34px 40px; }
  .entrada b { font-size: 64px; font-weight: 300; color: var(--crema); line-height: 1; }
  .entrada h3 { color: var(--crema); font-size: 24px; font-weight: 300; margin-bottom: 4px; }
  .entrada p { margin: 0; font-size: 16.5px; }
  .entrada .btn { background: var(--crema); color: var(--tinta); }

  /* promoción */
  .promo { display: grid; grid-template-columns: .82fr 1.18fr; background: var(--blanco); border-radius: 24px; overflow: hidden; }
  .promo-foto { position: relative; background: #ede6db; min-height: 100%; }
  .promo-foto img { width: 100%; height: 100%; object-fit: cover; display: block; position: absolute; inset: 0; }
  .sello { position: absolute; left: 20px; top: 20px; background: var(--tinta); color: var(--crema); font-size: 11px; letter-spacing: .24em; text-transform: uppercase; padding: 8px 14px; border-radius: 999px; }
  .promo-txt { padding: 46px 48px; }
  .promo-txt h2 { font-size: clamp(30px, 3.4vw, 42px); margin-bottom: 14px; }
  .promo-txt .lead { font-size: 18.5px; }
  .plan { list-style: none; margin: 30px 0 26px; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); position: relative; }
  .plan::before { content: ""; position: absolute; left: 6px; right: 12%; top: 31px; height: 1px; background: var(--taupe); }
  .plan li { position: relative; padding-top: 44px; }
  .plan li::before { content: ""; position: absolute; left: 0; top: 25px; width: 13px; height: 13px; border-radius: 50%; background: var(--blanco); border: 1px solid var(--taupe-osc); }
  .plan li:first-child::before { background: var(--tinta); border-color: var(--tinta); }
  .plan small { position: absolute; top: 0; left: 0; font-size: 10.5px; letter-spacing: .22em; text-transform: uppercase; color: var(--taupe-osc); }
  .plan b { display: block; font-weight: 300; font-size: 30px; color: var(--tinta); line-height: 1.1; }
  .plan span { font-size: 14px; color: var(--taupe-osc); }
  .incluye { list-style: none; margin: 0 0 26px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: 15.5px; color: var(--tinta); }
  .incluye li::before { content: "✓"; margin-right: 8px; color: var(--taupe-osc); }
  .legal { font-size: 12.5px; color: var(--taupe-osc); margin: 18px 0 0; max-width: 46em; }
  .eval { margin-top: 22px; font-size: 16.5px; }
  .eval a { color: var(--tinta); }


  /* tarjetas de especialidad: flecha y foto opcional */
  .esp-btn { position: relative; }
  .esp-btn::after { content: "→"; position: absolute; right: 16px; bottom: 16px; color: var(--taupe-osc); font-size: 16px; }
  .esp-btn.con-foto { padding: 0; overflow: hidden; gap: 0; min-height: 0; }
  .esp-btn.con-foto img { width: 100%; aspect-ratio: 5 / 3; object-fit: cover; display: block; }
  .esp-btn.con-foto span { padding: 14px 16px 2px; }
  .esp-btn.con-foto small { padding: 0 16px 16px; margin-top: 4px; }

  .fin { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
  .fin ul { list-style: none; margin: 0; padding: 0; }
  .fin li { padding: 16px 0; border-bottom: 1px solid var(--taupe); }
  .fin li:first-child { border-top: 1px solid var(--taupe); }
  .fin strong { display: block; color: var(--tinta); font-weight: 400; }
  .fin span { font-size: 16.5px; }

  .ubic { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
  .ubic .foto { border-radius: 18px; overflow: hidden; }
  .ubic .foto img { width: 100%; display: block; }

  @media (max-width: 860px) {
    .esps { grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
    .esp-btn { padding: 14px 10px 12px; gap: 8px; }
    .esp-btn svg { width: 22px; height: 22px; }
    .esp-btn small, .esp-btn::after { display: none; }
    .guia { padding: 18px; min-height: 0; }
    .casos, .sub .casos, .res { grid-template-columns: 1fr 1fr; }
    .res { grid-template-columns: 1fr; }
    .caso span { font-size: 14.5px; }
    .esp-btn { min-height: 118px; padding: 16px 14px; }
    .esp-btn span { font-size: 15.5px; }
    .panel { grid-template-columns: 1fr; gap: 22px; padding: 24px 20px; }
    .entrada { grid-template-columns: 1fr; gap: 16px; padding: 28px 24px; }
    .fin, .ubic { grid-template-columns: 1fr; gap: 30px; }
    .promo { grid-template-columns: 1fr; }
    .promo-foto { height: 200px; min-height: 0; }
    .promo-foto img, .modal-foto img { object-fit: contain; }
    .promo-txt { padding: 28px 22px 30px; }
    .plan { grid-template-columns: 1fr 1fr; gap: 20px 0; }
    .plan::before { display: none; }
    .plan b { font-size: 28px; }
    /* portada a sangre, como el boceto de Katherina */
    header { position: absolute; left: 0; right: 0; z-index: 3; }
    .hero { padding: 0 0 44px; position: relative; }
    .hero .w { display: block; padding: 0; }
    .hero .foto { max-width: none; width: 100%; aspect-ratio: 4 / 5; border-radius: 0; position: relative; }
    .hero .foto::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(237,231,223,.55) 0, rgba(237,231,223,0) 22%, rgba(237,231,223,0) 52%, var(--crema) 96%); }
    .hero .w > div:first-child { padding: 0 16px; margin-top: -132px; position: relative; z-index: 2; }
    .hero .w { display: flex; flex-direction: column; }

  }

  /* ---------- páginas secundarias ---------- */
  .migas { font-size: 13px; color: var(--taupe-osc); margin: 0 0 18px; }
  .migas a { color: var(--taupe-osc); }
  .hero-t .w { grid-template-columns: 1.15fr .85fr; }
  .hero-t .foto { border-radius: 24px; aspect-ratio: 4 / 5; background: #ede6db; }
  .hero-t .foto img { object-fit: contain; }
  .opciones { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .opciones article { background: linear-gradient(180deg, #faf7f2, #efe9e1); border: 1px solid rgba(255,255,255,.8); border-radius: 18px; padding: 24px; box-shadow: var(--sombra), var(--relieve-claro); }
  .opciones h3 { font-size: 20px; font-weight: 400; margin-bottom: 8px; }
  .opciones p { font-size: 15.5px; margin: 0; }
  .lista-t { list-style: none; margin: 0; padding: 6px 28px; background: var(--blanco); border-radius: 20px; box-shadow: var(--sombra); }
  .lista-t li { padding: 16px 0; border-bottom: 1px solid var(--arena); font-size: 16.5px; color: var(--tinta); display: flex; justify-content: space-between; gap: 16px; align-items: center; }
  .lista-t li:last-child { border-bottom: 0; }
  .lista-t a { font-size: 14px; color: var(--taupe-osc); white-space: nowrap; }
  .pasos-c { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: p; }
  .pasos-c li { counter-increment: p; background: var(--blanco); border-radius: 18px; padding: 22px; box-shadow: var(--sombra); }
  .pasos-c li::before { content: "0" counter(p); display: block; font-size: 13px; letter-spacing: .3em; color: var(--taupe-osc); margin-bottom: 10px; }
  .pasos-c strong { display: block; color: var(--tinta); font-weight: 400; font-size: 18px; margin-bottom: 6px; }
  .pasos-c span { font-size: 15px; }
  .dos { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
  .tratas-nav { display: flex; flex-wrap: wrap; gap: 10px 20px; justify-content: center; margin: 0 0 18px; }
  .tratas-nav a { color: var(--arena); font-size: 14px; }
  /* página de enlaces */
  .lk { max-width: 460px; margin: 0 auto; padding: 46px 20px 60px; text-align: center; }
  .lk .firma { height: 58px; margin: 0 auto 14px; }
  .lk .sub { font-size: 12.5px; letter-spacing: .3em; text-transform: uppercase; color: var(--taupe-osc); margin: 0 0 6px; }
  .lk .lema { font-family: "Caveat", cursive; font-size: 23px; color: var(--taupe-osc); margin: 0 0 30px; }
  .lk .btn { display: flex; width: 100%; justify-content: center; margin: 0 0 14px; padding: 18px 20px; }
  .lk .promo-lk { display: flex; align-items: center; gap: 14px; text-align: left; background: var(--blanco); border-radius: 18px; padding: 14px; margin: 0 0 14px; text-decoration: none; color: var(--tinta); box-shadow: var(--sombra); }
  .lk .promo-lk img { width: 64px; height: 64px; border-radius: 12px; object-fit: cover; background: #ede6db; }
  .lk .promo-lk b { display: block; font-weight: 400; font-size: 16.5px; }
  .lk .promo-lk span { font-size: 14px; color: var(--taupe-osc); }
  .lk .pie { font-size: 13.5px; color: var(--taupe-osc); margin-top: 26px; line-height: 1.6; }
  @media (max-width: 860px) {
    .hero-t .w, .dos { grid-template-columns: 1fr; gap: 28px; }
    .hero-t .foto { max-width: 320px; aspect-ratio: 1 / 1; }
    .opciones, .pasos-c { grid-template-columns: 1fr; }
    .lista-t { padding: 4px 18px; }
  }
  .cab { padding: 30px 0 70px; }
  .cab .w { display: grid; gap: 56px; align-items: center; }
  .cab h1 { margin-bottom: 18px; }
  .cab .lead { margin-bottom: 28px; }
  .cab .foto { overflow: hidden; box-shadow: var(--sombra-hover); }
  .cab .foto img { width: 100%; height: 100%; display: block; }
  @media (max-width: 860px) {
    body.sec header { position: relative; }
    .cab { padding: 6px 0 50px; }
    .cab .foto { order: -1; }
  }