:root {
      /* Sistema visual "Banca digital" — blanco, azul bancario, azul eléctrico y verde */
      --primary:       #145CFF;
      --primary-light: #0C43C7;
      --navy:          #102A43;
      --accent:        #E34B63;
      --accent-light:  #FDECEF;
      --green:         #17A984;
      --green-light:   #DFF5EF;
      --text:          #102A43;
      --muted:         #627D98;
      --border:        #CADBED;
      --surface-soft:  #E9F1FC;
      --bg:            #F4F8FF;
      --white:         #FFFFFF;
      --wa:            #25D366;
    }
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
      background:
        radial-gradient(circle at 88% 6%, rgba(20,92,255,.10), transparent 30%),
        radial-gradient(circle at 6% 90%, rgba(23,169,132,.08), transparent 32%),
        linear-gradient(135deg, rgba(20,92,255,.035) 25%, transparent 25%) 0 0 / 34px 34px,
        #E7EFFB;
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 16px;
    }

    /* ── CARD ── */
    .card {
      position: relative;
      background:
        radial-gradient(circle at 85% 12%, rgba(20,92,255,.12), transparent 27%),
        linear-gradient(135deg, rgba(20,92,255,.035) 25%, transparent 25%) 0 0 / 34px 34px,
        var(--bg);
      border-top: 7px solid var(--primary);
      border-radius: 22px;
      box-shadow: 0 34px 74px rgba(25,76,143,.22);
      width: 100%;
      max-width: 460px;
      overflow: hidden;
    }
    .card > * { position: relative; z-index: 1; }

    /* ── FONDO ANIMADO: líneas de datos, nodos, órbitas y reflejos ── */
    .motion-field { position: absolute; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
    .motion-line, .motion-orbit, .motion-node, .motion-glow { position: absolute; display: block; }
    .motion-line {
      left: -32%; width: 126%; height: 1px;
      background: linear-gradient(90deg, transparent 0%, rgba(20,92,255,.14) 24%, rgba(20,92,255,.55) 50%, transparent 74%);
      transform: rotate(-13deg);
      animation: data-sweep 9s linear infinite;
    }
    .motion-line-one { top: 24%; }
    .motion-line-two { top: 68%; animation-delay: -4.5s; animation-duration: 12s; transform: rotate(17deg); }
    .motion-orbit { border: 1px solid rgba(20,92,255,.23); border-radius: 50%; animation: bank-orbit 14s linear infinite; }
    .motion-orbit-one { top: 5%; right: -72px; width: 230px; height: 230px; }
    .motion-orbit-two { left: -72px; bottom: 6%; width: 170px; height: 170px; animation-direction: reverse; animation-duration: 18s; }
    .motion-node {
      width: 7px; height: 7px; border: 1px solid rgba(20,92,255,.35); border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 0 5px rgba(20,92,255,.09), 0 0 20px rgba(20,92,255,.48);
      animation: node-drift 6s ease-in-out infinite alternate;
    }
    .motion-node-one { top: 14%; right: 17%; }
    .motion-node-two { top: 52%; left: 7%; animation-delay: -2s; }
    .motion-node-three { right: 10%; bottom: 12%; animation-delay: -4s; }
    .motion-glow {
      top: 40%; right: -20%; width: 320px; height: 320px; border-radius: 50%;
      background: radial-gradient(circle, rgba(20,92,255,.12), transparent 68%);
      animation: glow-breathe 5s ease-in-out infinite;
    }
    @keyframes data-sweep { from { translate: -34% 0; } to { translate: 42% 0; } }
    @keyframes bank-orbit { to { transform: rotate(360deg) scale(1.04); } }
    @keyframes node-drift { to { translate: 18px -25px; opacity: .35; } }
    @keyframes glow-breathe { 50% { transform: scale(1.18); opacity: .45; } }

    .card-header {
      display: flex; align-items: center; justify-content: space-between; gap: 14px;
      padding: 20px 22px 16px;
    }
    .brand-lockup { display: flex; align-items: center; gap: 11px; }
    .brand-mark {
      display: flex; align-items: center; justify-content: center;
      width: 38px; height: 38px; border-radius: 11px; flex-shrink: 0;
      color: #fff; background: linear-gradient(145deg, #145CFF, #0C43C7);
      box-shadow: 0 9px 22px rgba(20,92,255,.25);
      font-size: 13px; font-weight: 800; letter-spacing: .5px;
    }
    .brand-copy { display: flex; flex-direction: column; text-align: left; }
    .brand-name    { font-size: 19px; font-weight: 800; letter-spacing: -0.3px; color: var(--text); }
    .brand-tagline { font-size: 9px; font-weight: 700; color: var(--muted); margin-top: 2px; text-transform: uppercase; letter-spacing: 1.4px; }
    .secure-mark {
      padding: 7px 11px; border: 1px solid var(--border); border-radius: 999px;
      background: rgba(255,255,255,.66); color: var(--muted);
      font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; white-space: nowrap;
    }
    .secure-mark::before { content: "●"; color: var(--green); margin-right: 5px; }

    /* ── PROGRESS ── */
    .progress-wrap { background: var(--border); height: 5px; margin: 0 22px; border-radius: 999px; overflow: hidden; }
    .progress-bar  {
      position: relative; height: 100%; border-radius: inherit; overflow: hidden;
      background: var(--primary); transition: width 0.45s ease;
    }
    .progress-bar::after {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,.85), transparent);
      animation: progress-shine 2.6s ease-in-out infinite;
    }
    @keyframes progress-shine { from { transform: translateX(-100%); } to { transform: translateX(100%); } }

    .step-label {
      display: flex; align-items: center; gap: 9px; width: fit-content;
      margin: 14px 22px 0; padding: 6px 13px 6px 7px;
      border: 1px solid var(--border); border-radius: 999px;
      background: rgba(255,255,255,.66);
      font-size: 10.5px; font-weight: 700; color: var(--muted);
      text-transform: uppercase; letter-spacing: .6px; transition: opacity 0.2s;
    }
    .step-num {
      width: 23px; height: 23px; border-radius: 8px;
      background: var(--primary); color: var(--white);
      box-shadow: 0 6px 14px rgba(20,92,255,.25);
      font-size: 11px; font-weight: 800;
      display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    }

    .card-body { padding: 24px 22px 26px; }
    .step-title { font-size: 22px; font-weight: 800; letter-spacing: -.02em; line-height: 1.18; color: var(--text); margin-bottom: 6px; }
    .step-desc  { font-size: 13.5px; color: var(--muted); line-height: 1.55; margin-bottom: 22px; }

    /* ── FORM ── */
    .field { margin-bottom: 16px; }
    label  { display: block; font-size: 12.5px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
    input  {
      width: 100%; padding: 13px 15px; border: 1.5px solid var(--border);
      border-radius: 12px; font-size: 15px; color: var(--text);
      outline: none; transition: border-color .2s, box-shadow .2s; background: var(--white);
    }
    input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(20,92,255,.14); }
    input.has-error { border-color: var(--accent); }
    .field-err { font-size: 11.5px; color: var(--accent); margin-top: 4px; display: none; }

    /* ── BUTTONS ── */
    .btn {
      width: 100%; padding: 15px; border: none; border-radius: 12px;
      font-size: 15.5px; font-weight: 700; cursor: pointer;
      transition: filter .2s, transform .18s, box-shadow .2s; margin-top: 4px;
    }
    .btn:active { transform: scale(.985); }
    .btn-primary { background: var(--primary); color: var(--white); box-shadow: 0 10px 28px rgba(20,92,255,.22); }
    .btn-primary:hover { filter: brightness(1.06); transform: translateY(-1px); }
    .btn-red { background: var(--accent); color: var(--white); }
    .btn-red:hover { opacity: .88; }
    .btn-yellow { background: #F59E0B; color: #1A1A1A; }
    .btn-yellow:hover { opacity: .88; }
    .btn-ghost  { background: var(--surface-soft); color: var(--muted); font-weight: 600; margin-top: 8px; }
    .btn-ghost:hover { background: var(--border); }
    .btn-wa {
      background: var(--wa); color: var(--white);
      display: flex; align-items: center; justify-content: center; gap: 10px;
      font-size: 16px; text-decoration: none; border-radius: 12px;
      padding: 14px; font-weight: 700; transition: opacity .2s; border: none; cursor: pointer; width: 100%;
    }
    .btn-wa:hover { opacity: .9; }
    .disclaimer { font-size: 11px; color: var(--muted); text-align: center; margin-top: 14px; line-height: 1.5; }
    .checkpoint { border: 1.5px solid var(--border); border-radius: 12px; padding: 14px 16px; margin-bottom: 10px; display: flex; align-items: center; gap: 12px; cursor: pointer; transition: border-color .2s, background .2s, box-shadow .2s; user-select: none; background: var(--white); text-align: left; }
    .checkpoint:hover { border-color: #8FB4F5; background: #F5F9FF; }
    .checkpoint.sel { border-color: var(--primary); background: #ECF2FF; box-shadow: inset 0 0 0 1px var(--primary); }
    .cp-box { width: 22px; height: 22px; border-radius: 7px; border: 2px solid var(--border); flex-shrink: 0; display: flex; align-items: center; justify-content: center; transition: background .2s, border-color .2s; font-size: 13px; font-weight: 800; color: white; }
    .checkpoint.sel .cp-box { background: var(--primary); border-color: var(--primary); }
    .cp-text { font-size: 14px; color: #334E68; font-weight: 500; line-height: 1.4; }
    .checkpoint.sel .cp-text { color: var(--navy); font-weight: 700; }
    .faq-item { border: 1.5px solid var(--border); border-radius: 12px; margin-bottom: 8px; overflow: hidden; background: #fff; }
    .faq-q { width: 100%; background: transparent; border: none; padding: 14px 16px; text-align: left; font-size: 13.5px; font-weight: 700; color: var(--text); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 10px; line-height: 1.4; }
    .faq-item.faq-open .faq-q { color: var(--primary); background: #ECF2FF; }
    .faq-icon { font-size: 22px; font-weight: 300; flex-shrink: 0; transition: transform .25s; color: var(--muted); }
    .faq-item.faq-open .faq-icon { transform: rotate(45deg); color: var(--primary); }
    .faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease, padding .3s ease; padding: 0 16px; font-size: 13px; color: #334E68; line-height: 1.7; }
    .faq-item.faq-open .faq-a { max-height: 300px; padding: 4px 16px 16px; }
    .btn-copy { background:var(--primary);color:#fff;border:none;border-radius:7px;padding:4px 10px;font-size:11px;font-weight:700;cursor:pointer;white-space:nowrap;transition:background .2s; }
    .btn-copy.ok { background:var(--green); }

    /* ── LOADING ── */
    #stepLoading .card-body { padding: 44px 24px; text-align: center; }
    .spinner {
      width: 64px; height: 64px; border: 4px solid #DBE7F5;
      border-top-color: var(--primary); border-radius: 50%;
      animation: spin .9s linear infinite; margin: 0 auto 20px;
    }
    @keyframes spin { to { transform: rotate(360deg); } }
    .loading-title { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 18px; }
    .loading-steps { display: flex; flex-direction: column; gap: 9px; text-align: left; }
    .ls { font-size: 13px; color: var(--muted); opacity: 0; transition: opacity .4s; display: flex; align-items: center; gap: 7px; }
    .ls.show { opacity: 1; }
    .ls.done { color: var(--green); }
    .ls .ic  { width: 16px; flex-shrink: 0; }

    /* ── RESULTADO: visual de riesgo (respiración, radar, medidor) ── */
    #stepResult .card-body { padding: 30px 24px 28px; text-align: center; }
    .risk-visual {
      position: relative; width: 180px; height: 152px; margin: 0 auto 12px;
      display: flex; align-items: center; justify-content: center;
    }
    .risk-visual::before {
      content: ""; position: absolute; left: 50%; top: 50%;
      width: 132px; height: 132px; margin: -66px 0 0 -66px; border-radius: 50%;
      background: radial-gradient(circle, rgba(227,75,99,.16), rgba(227,75,99,.035) 52%, transparent 70%);
      animation: risk-ambient 2.4s ease-in-out infinite;
    }
    .risk-radar { position: absolute; left: 50%; top: 50%; border: 1px solid rgba(227,75,99,.30); border-radius: 50%; }
    .risk-radar-one { width: 112px; height: 112px; margin: -56px 0 0 -56px; animation: risk-radar-pulse 2.3s ease-out infinite; }
    .risk-radar-two { width: 140px; height: 140px; margin: -70px 0 0 -70px; opacity: .45; animation: risk-radar-pulse 2.3s .72s ease-out infinite; }
    .score-ring {
      position: relative; z-index: 2;
      width: 104px; height: 104px; border-radius: 50%;
      background: var(--accent-light); border: 7px solid var(--accent);
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      box-shadow: 0 0 0 8px rgba(227,75,99,.075), 0 14px 38px rgba(227,75,99,.20);
      animation: risk-breathe 2.1s ease-in-out infinite;
    }
    .score-ring::after { content: ""; position: absolute; inset: -9px; border: 1px solid rgba(227,75,99,.24); border-radius: 50%; }
    .ring-icon  { font-size: 34px; font-weight: 800; color: var(--accent); line-height: 1; animation: risk-symbol 1.55s ease-in-out infinite; }
    .ring-label { font-size: 9px; font-weight: 800; color: var(--accent); letter-spacing: 1.2px; margin-top: 3px; }
    .sbar-wrap { margin: 2px 0 6px; }
    .sbar-track {
      height: 10px; border-radius: 999px;
      background: #DBE7F5; box-shadow: 0 5px 18px rgba(227,75,99,.13);
      position: relative; margin-bottom: 7px;
    }
    .risk-meter-fill {
      position: absolute; inset: 0; display: block; overflow: hidden; border-radius: inherit;
      background: linear-gradient(90deg, #2CB67D 0%, #B8CB42 36%, #F2AD45 62%, var(--accent) 100%);
      transform-origin: left center; transform: scaleX(0);
      animation: risk-meter-reveal 1.05s .25s cubic-bezier(.2,.75,.2,1) forwards;
    }
    .risk-meter-fill::after {
      content: ""; position: absolute; inset: 0;
      background: linear-gradient(90deg, transparent 30%, rgba(255,255,255,.78), transparent 68%);
      transform: translateX(-100%);
      animation: risk-meter-scan 2.8s 1.2s ease-in-out infinite;
    }
    .sbar-needle {
      position: absolute; top: -5px; width: 4px; height: 20px;
      background: var(--navy); border-radius: 999px; left: 85%; margin-left: -2px;
      box-shadow: 0 0 0 2px white;
      opacity: 0; transform: translateY(-11px);
      animation: risk-marker-arrive .38s 1.02s ease-out forwards,
                 risk-marker-tension 1.5s 1.5s ease-in-out infinite;
    }
    .sbar-labels {
      display: flex; justify-content: space-between; font-size: 10px; color: var(--muted);
      opacity: 0; transform: translateY(7px);
      animation: risk-copy-in .42s .86s ease-out forwards;
    }
    .sbar-labels strong { color: var(--accent); font-weight: 800; }
    .result-title {
      font-size: 24px; font-weight: 800; letter-spacing: -.02em; color: var(--accent); margin: 14px 0 8px;
      opacity: 0; transform: translateY(9px);
      animation: risk-copy-in .5s .74s ease-out forwards,
                 risk-title-glow 2.4s 1.3s ease-in-out infinite;
    }
    .result-msg   { font-size: 13.5px; color: var(--muted); line-height: 1.6; margin-bottom: 18px; }
    @keyframes risk-ambient { 50% { opacity: .45; transform: scale(1.12); } }
    @keyframes risk-radar-pulse {
      0% { opacity: .62; transform: scale(.74); }
      72%, 100% { opacity: 0; transform: scale(1.35); }
    }
    @keyframes risk-breathe {
      50% { transform: translateY(-3px) scale(1.035); box-shadow: 0 0 0 12px rgba(227,75,99,.055), 0 18px 44px rgba(227,75,99,.27); }
    }
    @keyframes risk-symbol { 45%, 55% { opacity: .48; transform: scale(.92); } }
    @keyframes risk-meter-reveal { to { transform: scaleX(1); } }
    @keyframes risk-meter-scan { 45%, 100% { transform: translateX(110%); } }
    @keyframes risk-marker-arrive { to { opacity: 1; transform: translateY(0); } }
    @keyframes risk-marker-tension { 50% { transform: translateX(2px) scaleY(1.12); } }
    @keyframes risk-copy-in { to { opacity: 1; transform: translateY(0); } }
    @keyframes risk-title-glow { 50% { text-shadow: 0 8px 28px rgba(227,75,99,.25); } }
    .notice {
      background: var(--green-light); border: 1.5px solid #9BE3CF;
      border-radius: 12px; padding: 12px 15px; font-size: 13px;
      color: #0E6E56; text-align: left; margin-bottom: 20px;
    }
    .notice strong { display: block; margin-bottom: 2px; font-size: 13.5px; }
    .backend-err {
      background: var(--accent-light); border: 1.5px solid #F3A9B6;
      border-radius: 12px; padding: 10px 14px; font-size: 12.5px;
      color: #C2334C; margin-bottom: 14px; display: none;
    }
    .cta-label { font-size: 14.5px; font-weight: 700; color: var(--text); margin-bottom: 12px; }
    .divider { border: none; border-top: 1px solid var(--border); margin: 16px 0; }

    /* ── BENEFICIOS ── */
    .benefit { display: flex; align-items: flex-start; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--surface-soft); }
    .benefit:last-child { border-bottom: none; }
    .bi  { font-size: 20px; flex-shrink: 0; padding-top: 1px; }
    .bt h4 { font-size: 13px; font-weight: 700; color: var(--text); margin-bottom: 2px; }
    .bt p  { font-size: 12px; color: var(--muted); line-height: 1.45; }
    .alert-box {
      background: #E3FAF4; border: 1px solid rgba(20,92,255,.38); border-radius: 12px;
      padding: 12px 16px; margin-top: 14px; font-size: 13px; color: var(--text); line-height: 1.5;
    }

    /* ── PLAN ── */
    .plan {
      border: 1.5px solid var(--border); border-radius: 14px; padding: 16px;
      margin-bottom: 10px; cursor: pointer; transition: all .2s; position: relative;
      background: var(--white);
    }
    .plan.sel  { border-color: var(--primary); background: #ECF2FF; box-shadow: inset 0 0 0 1px var(--primary); }
    .plan-badge {
      position: absolute; top: -10px; right: 14px;
      background: var(--accent); color: var(--white);
      font-size: 10px; font-weight: 700; padding: 2px 10px;
      border-radius: 20px; text-transform: uppercase; letter-spacing: .5px;
    }
    .plan-title { font-size: 13px; font-weight: 700; color: var(--muted); margin-bottom: 3px; }
    .plan-price { font-size: 25px; font-weight: 800; letter-spacing: -.02em; color: var(--primary); line-height: 1; }
    .plan-price span { font-size: 13px; font-weight: 400; color: var(--muted); }
    .plan-desc  { font-size: 12px; color: var(--muted); margin-top: 4px; }

    /* ── FECHA ── */
    .date-opt {
      border: 1.5px solid var(--border); border-radius: 12px; padding: 12px 16px;
      margin-bottom: 8px; cursor: pointer; transition: all .2s;
      display: flex; justify-content: space-between; align-items: center;
      background: var(--white);
    }
    .date-opt.sel { border-color: var(--primary); background: #ECF2FF; box-shadow: inset 0 0 0 1px var(--primary); }
    .do-label { font-size: 14px; font-weight: 600; color: var(--text); }
    .do-sub   { font-size: 12px; color: var(--muted); margin-top: 2px; }
    .do-check {
      width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--border);
      flex-shrink: 0; display: flex; align-items: center; justify-content: center;
      transition: all .2s; font-size: 11px; background: var(--surface-soft);
    }
    .do-check.sel { background: var(--primary); border-color: var(--primary); color: var(--white); }

    /* ── RESUMEN / TRUST ── */
    .sum-box  { background: var(--white); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; margin-bottom: 16px; }
    .sum-row  { display: flex; justify-content: space-between; padding: 5px 0; font-size: 13px; border-bottom: 1px solid var(--surface-soft); }
    .sum-row:last-child { border-bottom: none; }
    .sl { color: var(--muted); }
    .sv { font-weight: 600; color: var(--text); }
    .trust-row { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; padding: 12px 0; }
    .ti { display: flex; flex-direction: column; align-items: center; gap: 3px; flex: 1; min-width: 58px; }
    .ti-icon  { font-size: 20px; }
    .ti-label { font-size: 9px; color: var(--muted); text-align: center; font-weight: 600; text-transform: uppercase; letter-spacing: .2px; line-height: 1.2; }
    .logos { display: flex; gap: 6px; justify-content: center; margin: 8px 0 4px; flex-wrap: wrap; }
    .logo { padding: 4px 10px; border: 1.5px solid var(--border); border-radius: 6px; font-size: 11px; font-weight: 800; }
    .logo.visa { color: #1434CB; border-color: #1434CB; }
    .logo.mc   { color: #EB001B; border-color: #EB001B; }
    .logo.amex { color: #007BC1; border-color: #007BC1; }
    .logo.nj   { background: #FF6B00; color: #fff; border-color: #FF6B00; }
    .logo.mp   { background: #009EE3; color: #fff; border-color: #009EE3; }
    .sec-label { font-size: 11px; color: var(--muted); text-align: center; margin: 6px 0 10px; text-transform: uppercase; letter-spacing: .5px; }

    /* ── ÉXITO: check verde secuenciado (sube → se llena → tilde → halo → título) ── */
    .success-icon {
      position: relative; width: 76px; height: 76px;
      border-radius: 50%; display: flex; align-items: center; justify-content: center;
      color: #fff; font-size: 34px; font-weight: 800; margin: 0 auto 14px;
      background: rgba(23,169,132,.12);
      opacity: 0; transform: translateY(30px) scale(.9);
      animation: success-rise .7s .12s cubic-bezier(.16,.86,.24,1.12) forwards;
    }
    .success-icon::before {
      content: ""; position: absolute; inset: 0; border-radius: inherit;
      background: linear-gradient(180deg, #22C49C, var(--green));
      box-shadow: 0 14px 32px rgba(23,169,132,.25);
      transform: scaleY(0); transform-origin: 50% 100%;
      animation: success-fill-up .78s .32s cubic-bezier(.2,.75,.2,1) forwards;
    }
    .success-icon::after {
      content: ""; position: absolute; inset: -12px;
      border: 1px solid rgba(23,169,132,.26); border-radius: 50%;
      opacity: 0; transform: scale(.72);
      animation: success-halo .65s .84s ease-out forwards;
    }
    .success-icon span {
      position: relative; z-index: 2;
      opacity: 0; transform: translateY(10px) scale(.72);
      animation: success-check .42s .92s cubic-bezier(.2,.8,.2,1.25) forwards;
    }
    .success-title {
      font-size: 21px; font-weight: 800; letter-spacing: -.02em; color: var(--text); text-align: center; margin-bottom: 8px;
      opacity: 0; transform: translateY(10px);
      animation: success-copy-in .48s 1.08s ease-out forwards;
    }
    .success-sub   {
      font-size: 13px; color: var(--muted); text-align: center; line-height: 1.5; margin-bottom: 20px;
      opacity: 0; transform: translateY(8px);
      animation: success-copy-in .48s 1.18s ease-out forwards;
    }
    .success-items { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
    .si { display: flex; align-items: center; gap: 10px; font-size: 13px; color: #0E6E56; }
    .si-check { width: 22px; height: 22px; background: var(--green-light); color: var(--green); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 800; flex-shrink: 0; }
    @keyframes success-rise    { to { opacity: 1; transform: translateY(0) scale(1); } }
    @keyframes success-fill-up { to { transform: scaleY(1); } }
    @keyframes success-halo    { to { opacity: 1; transform: scale(1); box-shadow: 0 0 0 8px rgba(23,169,132,.06); } }
    @keyframes success-check   { to { opacity: 1; transform: translateY(0) scale(1); } }
    @keyframes success-copy-in { to { opacity: 1; transform: translateY(0); } }

    /* ── CONTACTO (última pantalla, al adjuntar comprobante) ── */
    /* El estado base es VISIBLE: la animación solo aporta la entrada. Así el mail
       de contacto se ve igual si la animación no llega a correr (pestaña en
       segundo plano, reduced-motion, navegador viejo). */
    .contact-panel {
      border: 1.5px solid var(--border); border-radius: 14px;
      background: var(--white); padding: 16px; margin-bottom: 4px; text-align: center;
      animation: contact-in .48s ease-out;
    }
    @keyframes contact-in { from { opacity: 0; transform: translateY(10px); } }
    .contact-ic {
      width: 40px; height: 40px; border-radius: 12px; margin: 0 auto 10px;
      display: flex; align-items: center; justify-content: center;
      background: var(--surface-soft); color: var(--primary); font-size: 18px;
    }
    .contact-panel h4 { font-size: 13.5px; font-weight: 800; color: var(--text); margin-bottom: 5px; }
    .contact-panel p  { font-size: 12.5px; color: var(--muted); line-height: 1.5; margin-bottom: 12px; }
    .contact-mail {
      display: flex; align-items: center; justify-content: center; gap: 9px; flex-wrap: wrap;
      padding: 11px 13px; border: 1.5px dashed var(--border); border-radius: 12px;
      background: var(--surface-soft);
    }
    .contact-mail a { font-size: 13.5px; font-weight: 800; color: var(--primary); text-decoration: none; word-break: break-all; }
    .contact-mail a:hover { text-decoration: underline; }

    /* ── STEPS ── */
    .step { display: none; }
    .step.active { display: block; }

    @media (max-width: 400px) {
      .brand-name { font-size: 17px; }
      .step-title { font-size: 19px; }
      .secure-mark { display: none; }
    }

    /* ── ACCESIBILIDAD: respeta prefers-reduced-motion ── */
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        animation-delay: 0s !important;
        transition-duration: .01ms !important;
        scroll-behavior: auto !important;
      }
    }

    /* ── MODAL T&C ── */
    .modal-overlay {
      display: none; position: fixed; inset: 0;
      background: rgba(0,0,0,.55); z-index: 1000;
      align-items: flex-end; justify-content: center;
    }
    .modal-overlay.open { display: flex; }
    .modal-box {
      background: #fff; border-radius: 20px 20px 0 0;
      width: 100%; max-width: 500px;
      max-height: 85vh; display: flex; flex-direction: column;
      animation: slideUp .25s ease;
    }
    @keyframes slideUp { from { transform: translateY(60px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
    .modal-header {
      padding: 18px 20px 14px; border-bottom: 1px solid var(--border);
      display: flex; justify-content: space-between; align-items: center; flex-shrink: 0;
    }
    .modal-header h3 { font-size: 15px; font-weight: 700; color: var(--text); }
    .modal-close {
      width: 30px; height: 30px; border-radius: 50%; background: var(--surface-soft);
      border: none; cursor: pointer; font-size: 16px; display: flex;
      align-items: center; justify-content: center; color: var(--muted); flex-shrink: 0;
    }
    .modal-body {
      overflow-y: auto; padding: 20px; flex: 1;
      font-size: 12.5px; color: #334E68; line-height: 1.7;
    }
    .modal-body h4 { font-size: 13px; font-weight: 700; color: var(--text); margin: 18px 0 6px; }
    .modal-body h4:first-child { margin-top: 0; }
    .modal-body p  { margin-bottom: 10px; }
    .modal-footer {
      padding: 14px 20px; border-top: 1px solid var(--border); flex-shrink: 0;
    }
    /* ── PRE-PROMPT NOTIFICACIONES ── */
    .np-overlay { display:none; position:fixed; inset:0; background:rgba(0,0,0,.55); z-index:1100; align-items:center; justify-content:center; padding:20px; }
    .np-overlay.open { display:flex; }
    .np-card { background:#fff; border-radius:18px; padding:26px 22px; max-width:380px; width:100%; text-align:center; box-shadow:0 12px 40px rgba(0,0,0,.3); animation:slideUp .25s ease; }
    .np-ic { font-size:44px; margin-bottom:8px; }
    .np-t  { font-size:18px; font-weight:800; color:#111827; margin-bottom:8px; }
    .np-d  { font-size:13.5px; color:#6B7280; line-height:1.55; margin-bottom:18px; }