:root{
    --sky:#19B4EC; --sky-dark:#0B7FB0; --sky-soft:#E8F7FD;
    --ink:#16324A; --ink-soft:#4A6275; --line:#D6EAF3; --paper:#FFFFFF;
    --cta:#F26A1B; --cta-dark:#D4550C;
  }
  *{ box-sizing:border-box; }
  html{ scroll-behavior:smooth; }
  body{ margin:0; font-family:'Montserrat', Arial, sans-serif; color:var(--ink); background:var(--paper); line-height:1.6; -webkit-font-smoothing:antialiased; }
  img{ max-width:100%; height:auto; display:block; }
  .wrap{ max-width:1080px; margin:0 auto; padding:0 20px; }

  .topbar{ background:var(--ink); color:#fff; font-size:13.5px; text-align:center; padding:9px 12px; font-weight:500; }
  .topbar b{ color:#7FDBFF; }

  .hero{ background:linear-gradient(180deg, var(--sky-soft) 0%, #fff 100%); padding:36px 0 44px; }
  .hero-grid{ display:grid; grid-template-columns:1.05fr 0.95fr; gap:40px; align-items:center; }
  .brand{ font-weight:800; font-size:15px; letter-spacing:.14em; text-transform:uppercase; color:var(--sky-dark); margin-bottom:10px; }
  h1{ font-size:40px; line-height:1.15; margin:0 0 14px; font-weight:800; }
  .lead{ font-size:18px; color:var(--ink-soft); margin:0 0 22px; max-width:520px; }
  .hero-img{ max-width:360px; margin:0 auto 6px; }
  .chips{ display:flex; flex-wrap:wrap; gap:8px; margin-top:6px; }
  .chip{ background:#fff; border:1px solid var(--line); border-radius:100px; padding:6px 13px; font-size:13.5px; font-weight:600; color:var(--ink); }

  /* Formulario (mantiene id, clases y nombres del formulario original de Dr.Cash) */
  .form-wrapper{ background:#fff; border:2px solid var(--sky); border-radius:20px; box-shadow:0 18px 40px -22px rgba(11,127,176,.45); overflow:hidden; scroll-margin-top:16px; }
  .form-title{ background:var(--sky); color:#fff; text-align:center; font-weight:700; font-size:19px; padding:15px 12px; }
  .form-inner{ padding:22px 22px 20px; }
  .form-inner .field{ width:100%; font:inherit; font-size:16px; padding:14px 16px; border:1.5px solid var(--line); border-radius:12px; margin-bottom:12px; color:var(--ink); background:#fff; }
  .form-inner .field:focus{ outline:none; border-color:var(--sky); box-shadow:0 0 0 3px rgba(25,180,236,.18); }
  .price-block{ display:flex; align-items:baseline; justify-content:center; gap:10px; margin:6px 0 14px; }
  .price-block .text{ font-size:14px; color:var(--ink-soft); }
  .price-block .new-price{ font-size:34px; font-weight:800; color:var(--sky-dark); }
  .form-inner .btn{ width:100%; border:0; cursor:pointer; background:var(--cta); color:#fff; font:inherit; font-weight:800; font-size:19px; padding:16px; border-radius:12px; box-shadow:0 10px 22px -10px rgba(242,106,27,.7); transition:background .2s ease; }
  .form-inner .btn:hover{ background:var(--cta-dark); }
  .form-inner .btn:focus-visible{ outline:3px solid var(--ink); outline-offset:3px; }
  .form-note{ font-size:12.5px; color:var(--ink-soft); text-align:center; margin:12px 0 0; line-height:1.5; }

  section{ padding:56px 0; }
  section.alt{ background:var(--sky-soft); }
  h2{ font-size:30px; line-height:1.2; margin:0 0 12px; font-weight:800; text-align:center; }
  .sub{ text-align:center; color:var(--ink-soft); max-width:640px; margin:0 auto 34px; font-size:16.5px; }

  .cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
  .card{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:22px 20px; }
  .card h3{ margin:0 0 6px; font-size:17px; }
  .card p{ margin:0; font-size:15px; color:var(--ink-soft); }

  .ingr{ display:grid; grid-template-columns:repeat(5,1fr); gap:14px; }
  .ingr .card{ text-align:center; padding:20px 14px; }
  .ingr .dot{ width:44px; height:44px; border-radius:50%; margin:0 auto 10px; background:var(--sky-soft); border:2px solid var(--sky); display:flex; align-items:center; justify-content:center; font-weight:800; color:var(--sky-dark); font-size:15px; }
  .claim{ max-width:720px; margin:24px auto 0; background:#fff; border-left:4px solid var(--sky); border-radius:10px; padding:14px 18px; font-size:15px; color:var(--ink-soft); }

  .use{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:36px; align-items:center; }
  .use img{ max-width:320px; margin:0 auto; }
  .use h2{ text-align:left; }
  .use p{ color:var(--ink-soft); font-size:16px; margin:0 0 12px; }

  .steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; counter-reset:s; }
  .step{ background:#fff; border:1px solid var(--line); border-radius:16px; padding:24px 20px; position:relative; }
  .step::before{ counter-increment:s; content:counter(s); position:absolute; top:-16px; left:20px; width:34px; height:34px; border-radius:50%; background:var(--sky); color:#fff; font-weight:800; display:flex; align-items:center; justify-content:center; }
  .step h3{ margin:8px 0 6px; font-size:17px; }
  .step p{ margin:0; font-size:15px; color:var(--ink-soft); }
  .geo{ text-align:center; font-size:14px; color:var(--ink-soft); margin-top:22px; }

  .cta-row{ text-align:center; margin-top:32px; }
  .cta-link{ display:inline-block; background:var(--cta); color:#fff; font-weight:800; font-size:18px; text-decoration:none; padding:16px 34px; border-radius:12px; box-shadow:0 10px 22px -10px rgba(242,106,27,.7); }
  .cta-link:hover{ background:var(--cta-dark); }
  .cta-link:focus-visible{ outline:3px solid var(--ink); outline-offset:3px; }

  .faq{ max-width:760px; margin:0 auto; }
  .faq details{ background:#fff; border:1px solid var(--line); border-radius:12px; padding:14px 18px; margin-bottom:10px; }
  .faq summary{ font-weight:700; cursor:pointer; font-size:16px; }
  .faq p{ margin:10px 0 2px; color:var(--ink-soft); font-size:15px; }

  footer{ background:var(--ink); color:#C9D8E3; padding:34px 0 40px; font-size:13.5px; }
  footer .legal{ max-width:820px; margin:0 auto; text-align:center; line-height:1.7; }
  footer strong{ color:#fff; }

  @media (max-width:860px){
    .hero-grid, .use{ grid-template-columns:1fr; gap:24px; }
    h1{ font-size:30px; text-align:center; }
    .brand, .lead{ text-align:center; margin-left:auto; margin-right:auto; }
    .chips{ justify-content:center; }
    .hero-img{ max-width:250px; }
    .cards, .steps{ grid-template-columns:1fr; gap:22px; }
    .ingr{ grid-template-columns:repeat(2,1fr); }
    h2, .use h2{ font-size:25px; text-align:center; }
    section{ padding:44px 0; }
  }