/* =========================================================
   NASER — SOLICITUD DE CRÉDITO / form.css
   Extiende los tokens de ../css/style.css (no los redefine).
   Pensado para convivir con el resto del sitio sin tocar el
   stylesheet compartido.
   ========================================================= */

/* ---------- Hero de esta página (sin imagen, solo degradado) ---------- */
.form-hero{
  background: linear-gradient(150deg, var(--navy) 0%, var(--navy-2) 65%, var(--blue) 140%);
  min-height: 320px;
}
.form-hero .hero-content{ max-width: 640px; }

.form-checklist-section{ padding-top: 56px; padding-bottom: 56px; }

/* =========================================================
   LAYOUT: nav lateral + formulario
   ========================================================= */
.form-layout{
  display:grid;
  grid-template-columns: 240px 1fr;
  align-items:start;
  gap: 48px;
}

.form-nav{
  position: sticky;
  top: calc(var(--header-h) + 24px);
  display:flex;
  flex-direction:column;
  gap:14px;
}
.form-nav-label{
  font-family: var(--f-mono);
  font-size:11.5px;
  letter-spacing:.1em;
  text-transform:uppercase;
  color: var(--gray-soft);
}
.form-nav ol{ display:flex; flex-direction:column; gap:2px; counter-reset: fnav; }
.form-nav li{ counter-increment: fnav; }
.form-nav a{
  display:flex; align-items:center; gap:10px;
  font-size:13.5px; font-weight:600; color: var(--gray);
  padding:8px 10px; border-radius:10px;
  transition: color .15s ease, background .15s ease;
}
.form-nav a::before{
  content: counter(fnav, decimal-leading-zero);
  font-family: var(--f-mono);
  font-size:11px;
  color: var(--gray-soft);
  flex-shrink:0;
}
.form-nav a:hover{ background: var(--bg); color: var(--navy); }
.form-nav a.is-current{ background: var(--bg); color: var(--blue); }
.form-nav a.is-current::before{ color: var(--blue); }
.form-nav a.is-done::before{ content:"✓"; color: var(--teal); }

.form-nav-progress{
  height:6px; border-radius:999px;
  background: var(--border);
  overflow:hidden;
  margin-top:6px;
}
.form-nav-progress-bar{
  height:100%; width:0%;
  background: linear-gradient(90deg, var(--blue), var(--sky));
  transition: width .25s ease;
}
.form-nav-progress-text{
  font-family: var(--f-mono);
  font-size:11.5px;
  color: var(--gray-soft);
}

/* =========================================================
   TARJETAS DE SECCIÓN (fieldset)
   ========================================================= */
.credit-form{ display:flex; flex-direction:column; gap:26px; }

.form-card{
  background:#fff;
  border:1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px 36px;
  margin:0;
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.form-card legend{
  display:flex; align-items:flex-start; gap:16px;
  padding:0; margin-bottom:26px;
  width:100%;
}
.form-card legend .eyebrow{ margin-bottom:6px; }
.form-card legend h2{ font-size: clamp(19px, 2vw, 23px); }
.form-card-num{
  font-family: var(--f-mono);
  font-size:13px; font-weight:600;
  color: var(--blue);
  background: var(--bg);
  border-radius:10px;
  width:38px; height:38px;
  flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
}
.form-card-hint{ font-size:14px; color: var(--gray); margin-bottom:20px; }

/* ---------- Campos ---------- */
.field-row{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
  margin-bottom: 18px;
}
.field-row:last-child{ margin-bottom:0; }
.field-group{ display:flex; flex-direction:column; gap:8px; }
.field-group-sm{ max-width: 160px; }
.field-group-lg{ grid-column: span 2; }

.field-label{
  font-size:13.5px; font-weight:600; color: var(--navy);
}
.field-label .req{ color:#D64545; margin-left:3px; }
.req{ color:#D64545; }

.field-input{
  width:100%;
  font-family: var(--f-body);
  font-size:14.5px;
  color: var(--ink);
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  transition: border-color .15s ease, background .15s ease, box-shadow .15s ease;
}
.field-input::placeholder{ color: var(--gray-soft); }
.field-input:hover{ border-color: #c9d5e3; }
.field-input:focus{
  outline:none;
  background:#fff;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(23,105,196,0.12);
}
select.field-input{ cursor:pointer; }
.field-input:invalid:not(:placeholder-shown):not(:focus){ border-color: #E7A2A2; }
.field-group.has-error .field-input{ border-color:#D64545; background:#FDF3F3; }
.field-group.has-error .field-label{ color:#D64545; }

/* ---------- Tarjetas de opción (radio) ---------- */
.choice-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}
.choice-grid-4{ grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.choice-card{
  position:relative;
  display:flex; flex-direction:column; gap:6px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 18px 18px 44px;
  cursor:pointer;
  transition: border-color .15s ease, background .15s ease, transform .15s ease;
}
.choice-card:hover{ border-color: #bcd0e8; transform: translateY(-2px); }
.choice-card input{
  position:absolute; left:16px; top:19px;
  width:18px; height:18px;
  accent-color: var(--blue);
}
.choice-card:has(input:checked){
  border-color: var(--blue);
  background: #EAF3FD;
  box-shadow: 0 0 0 3px rgba(23,105,196,0.12);
}
.choice-title{ font-size:14.5px; font-weight:700; color: var(--navy); }
.choice-text{ font-size:12.5px; color: var(--gray); line-height:1.45; }
.choice-card-sm{ padding: 14px 14px 14px 40px; }
.choice-card-sm input{ top:16px; }
.choice-card-sm .choice-title{ font-size:14px; }

/* ---------- Bloques condicionales ---------- */
.conditional-block{
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px dashed var(--border);
}
.conditional-block[hidden]{ display:none; }

/* ---------- Bloques de referencia (agrupan varios field-row) ---------- */
.ref-block{ margin-bottom: 26px; }
.ref-block:last-child{ margin-bottom:0; }
.ref-block-title{
  display:block;
  font-family: var(--f-mono);
  font-size:12px; letter-spacing:.06em; text-transform:uppercase;
  color: var(--blue);
  margin-bottom:14px;
}

/* ---------- Switch (codeudor on/off) ---------- */
.switch-row{
  display:flex; align-items:center; gap:16px;
  cursor:pointer;
  padding-bottom: 4px;
}
.switch{ display:inline-flex; }
.switch input{ position:absolute; opacity:0; width:1px; height:1px; }
.switch-track{
  width:46px; height:26px;
  background: var(--border);
  border-radius:999px;
  position:relative;
  transition: background .2s ease;
  flex-shrink:0;
}
.switch-thumb{
  position:absolute; top:3px; left:3px;
  width:20px; height:20px; border-radius:50%;
  background:#fff;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease;
}
.switch input:checked + .switch-track{ background: var(--blue); }
.switch input:checked + .switch-track .switch-thumb{ transform: translateX(20px); }
.switch input:focus-visible + .switch-track{ outline:3px solid var(--sky); outline-offset:2px; }
.switch-label strong{ display:block; font-size:14.5px; color: var(--navy); margin-bottom:2px; }
.switch-label small{ font-size:13px; color: var(--gray); }

/* ---------- Adjuntos ---------- */
.upload-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap:16px;
}
.upload-card{
  position:relative;
  display:flex; flex-direction:column; align-items:center; text-align:center; gap:8px;
  background: var(--bg);
  border: 1.5px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 26px 18px;
  cursor:pointer;
  transition: border-color .15s ease, background .15s ease;
}
.upload-card:hover{ border-color: var(--blue); background:#EAF3FD; }
.upload-card input[type="file"]{
  position:absolute; inset:0; opacity:0; cursor:pointer;
}
.upload-icon{ color: var(--blue); }
.upload-icon svg{ width:26px; height:26px; }
.upload-title{ font-size:14px; font-weight:600; color: var(--navy); }
.upload-filename{ font-size:12.5px; color: var(--gray-soft); word-break: break-all; }
.upload-card.has-file{ border-style:solid; border-color: var(--teal); }
.upload-card.has-file .upload-filename{ color: var(--teal); font-weight:600; }

/* ---------- Checkboxes de autorización ---------- */
.check-row{
  display:flex; align-items:flex-start; gap:12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  cursor:pointer;
}
.check-row:last-of-type{ border-bottom:none; }
.check-row input{
  width:19px; height:19px; flex-shrink:0; margin-top:2px;
  accent-color: var(--blue);
}
.check-row span{ font-size:13.5px; color: var(--gray); line-height:1.55; }
.check-row a{ color: var(--blue); font-weight:600; }
.check-row a:hover{ text-decoration:underline; }

/* ---------- Envío ---------- */
.form-submit-row{
  margin-top: 28px;
  padding-top: 26px;
  border-top: 1px solid var(--border);
  display:flex; align-items:center; gap:22px; flex-wrap:wrap;
}
.form-submit-btn{ padding:15px 34px; font-size:15.5px; }
.form-submit-btn[disabled]{ opacity:.6; cursor:not-allowed; transform:none !important; }
.form-submit-note{ font-size:12.5px; color: var(--gray-soft); max-width:360px; line-height:1.5; }
.form-submit-note a{ color: var(--blue); }

.form-feedback{
  margin-top:20px;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  font-size:14px;
  font-weight:600;
}
.form-feedback.is-success{ background: rgba(31,174,122,0.1); color: #147a55; }
.form-feedback.is-error{ background: rgba(214,69,69,0.1); color: #b23434; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1040px){
  .form-layout{ grid-template-columns: 1fr; }
  .form-nav{
    position: sticky;
    top: 0;
    flex-direction:row;
    align-items:center;
    gap:16px;
    background:#fff;
    border-bottom:1px solid var(--border);
    padding: 12px 4px;
    z-index: 40;
    overflow-x:auto;
  }
  .form-nav-label{ display:none; }
  .form-nav ol{ flex-direction:row; gap:4px; }
  .form-nav a{ white-space:nowrap; padding:8px 12px; }
  .form-nav-progress{ display:none; }
  .form-nav-progress-text{ display:none; }
  .field-group-lg{ grid-column: auto; }
}
@media (max-width: 640px){
  .form-card{ padding: 26px 20px; }
  .form-card legend{ gap:12px; }
  .form-card-num{ width:32px; height:32px; }
  .form-submit-row{ flex-direction:column; align-items:flex-start; }
  .form-submit-btn{ width:100%; }
}