:root{
  --primary:#00bdb1; --dark:#007f77; --darker:#005c56;
  --bg:#f4fbfa; --card:#ffffff; --text:#1c2b2a; --muted:#5f7573;
  --danger:#d9534f; --warn:#e8a13c; --ok:#3aa76d;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}
.topbar{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(120deg,var(--darker) 0%,var(--dark) 45%,var(--primary) 100%);padding:14px 24px;flex-wrap:wrap;gap:10px;box-shadow:0 2px 12px rgba(0,127,119,.25)}
.logo{height:64px;max-width:70vw}
.lang-switch button{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.7);color:#fff;padding:6px 14px;border-radius:20px;cursor:pointer;margin-left:6px}
.lang-switch button.active{background:#fff;color:var(--dark);font-weight:700}
main{max-width:880px;margin:0 auto;padding:28px 18px 60px}
.hero h1{color:var(--dark);font-size:1.9rem;margin-bottom:6px}
.hero p{color:var(--muted);margin-bottom:22px}
.steps-nav{display:flex;gap:6px;margin-bottom:24px;flex-wrap:wrap}
.steps-nav span{flex:1;min-width:120px;text-align:center;padding:8px 6px;border-radius:8px;background:#dceeec;color:var(--muted);font-size:.85rem}
.steps-nav span.active{background:var(--primary);color:#fff;font-weight:700}
.steps-nav span.done{background:var(--dark);color:#fff}
.step{background:var(--card);border-radius:14px;padding:26px;box-shadow:0 2px 10px rgba(0,127,119,.08)}
.step h2{color:var(--dark);margin-bottom:12px}
.hint{color:var(--muted);font-size:.9rem;margin-bottom:16px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:640px){.grid2{grid-template-columns:1fr}}
label{display:flex;flex-direction:column;gap:4px;font-size:.92rem;font-weight:600;color:var(--darker)}
input,select,textarea{padding:10px;border:1px solid #c4dedb;border-radius:8px;font-size:1rem;width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--primary);border-color:var(--primary)}
.clausula{border:1px solid #d8ecea;border-radius:10px;padding:12px 14px;margin-bottom:10px;background:#fbfefe}
.chk{flex-direction:row;align-items:center;gap:10px;font-weight:600;cursor:pointer}
.chk input{width:auto;transform:scale(1.3)}
.sub{margin-top:12px;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px;padding-left:28px}
.wizard-nav{display:flex;justify-content:space-between;margin-top:20px}
.btn{padding:12px 26px;border-radius:26px;border:none;font-size:1rem;font-weight:700;cursor:pointer;transition:.15s}
.btn.primary{background:var(--primary);color:#fff}
.btn.primary:hover{background:var(--dark)}
.btn.outline{background:none;border:2px solid var(--primary);color:var(--dark)}
.btn.outline:hover{background:#e2f6f4}
.acciones{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.disclaimer{margin-top:26px;font-size:.8rem;color:var(--muted)}
/* Resultados */
.res-card{border-left:5px solid var(--warn);background:#fffdf7;border-radius:8px;padding:14px 16px;margin-bottom:12px}
.res-card.alta{border-color:var(--danger);background:#fef7f7}
.res-card.info{border-color:var(--ok);background:#f6fcf8}
.res-card h4{margin-bottom:4px;color:var(--darker)}
.res-card .base{font-size:.85rem;color:var(--muted)}
.res-total{background:var(--dark);color:#fff;border-radius:10px;padding:18px;margin:16px 0;font-size:1.15rem}
.res-total strong{font-size:1.5rem}
table.amort{width:100%;border-collapse:collapse;font-size:.82rem;margin-top:10px}
table.amort th{background:var(--dark);color:#fff;padding:6px}
table.amort td{padding:5px 6px;border-bottom:1px solid #e2efee;text-align:right}
table.amort td:first-child{text-align:left}
details.amort-box{margin-top:12px}
details.amort-box summary{cursor:pointer;color:var(--dark);font-weight:700}
/* Modales */
.modal-bg{position:fixed;inset:0;background:rgba(13,20,20,.6);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}
.modal{background:#fff;border-radius:16px;padding:28px;max-width:480px;width:100%;max-height:90vh;overflow:auto}
.modal.wide{max-width:640px}
.modal h3{color:var(--dark);margin-bottom:10px;font-size:1.3rem}
.modal-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.contact-block{background:#e9f8f6;border-radius:8px;padding:12px;margin-top:12px;font-size:.92rem;white-space:pre-line}
.filezone{border:2px dashed var(--primary);border-radius:10px;padding:16px;margin-top:12px;background:#f4fdfc}
.filezone small{font-weight:400;color:var(--muted)}
.filelist{list-style:none;margin:8px 0;font-size:.85rem;color:var(--darker)}
.consent{margin-top:10px;font-weight:400;font-size:.85rem}
.status{margin-top:10px;font-weight:700}
.status.ok{color:var(--ok)}.status.err{color:var(--danger)}
footer{background:linear-gradient(120deg,var(--darker),var(--dark));color:#e6f7f5;text-align:center;padding:26px 16px;font-size:.88rem}
[hidden]{display:none!important}
/* ═══ v2: guía, amortizaciones, email, aviso, móvil ═══ */
.guia-btn{background:none;border:none;color:var(--dark);text-decoration:underline;cursor:pointer;font-size:.82rem;margin:6px 0 0 32px;padding:0}
.guia-txt{margin:8px 0 4px 32px;padding:10px 12px;background:#eef9f8;border-left:3px solid var(--primary);border-radius:6px;font-size:.85rem;color:var(--text)}
.amort-extra{margin-top:16px}
.amort-extra summary{cursor:pointer;color:var(--dark);font-weight:700}
.amort-row{display:flex;gap:10px;align-items:flex-end;margin:10px 0}
.amort-row label{flex:1}
.btn.small{padding:8px 16px;font-size:.85rem}
.am_del{flex:0 0 auto}
.email-box{background:#eef9f8;border-radius:10px;padding:14px;margin-top:14px;display:grid;gap:10px;max-width:420px}
.res-card.aviso-res{border-color:var(--dark);background:#eef9f8;font-size:.85rem}
@media(max-width:640px){
  input,select,textarea{font-size:16px} /* evita zoom iOS */
  .modal{padding:18px;border-radius:12px;max-height:94vh}
  .modal.wide{max-width:100%}
  .acciones .btn{width:100%}
  .wizard-nav .btn{padding:12px 18px}
  table.amort{display:block;overflow-x:auto;white-space:nowrap}
  .steps-nav span{min-width:44%;font-size:.78rem}
  .logo{height:48px}
  .amort-row{flex-wrap:wrap}
}