/* TRPA — estilos de formularios, alineados a la paleta del sitio (morado #4E24B4). */

:root {
  --trpa-primary: #4E24B4;
  --trpa-primary-dark: #3a1a87;
  --trpa-primary-light: #efe9ff;
  --trpa-bg: #f4f0fa;
  --trpa-ink: #1a1a2e;
  --trpa-gray: #6b6b7b;
  --trpa-border: #d9d2ea;
  --trpa-error: #c0392b;
  --trpa-success: #2e7d32;
  --trpa-warn-bg: #fff8e6;
  --trpa-warn-ink: #7a5c00;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--trpa-bg);
  color: var(--trpa-ink);
  font-family: 'Lato', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

.trpa-header {
  background: var(--trpa-primary);
  color: #fff;
  padding: 16px 24px;
}
.trpa-header a { color: #fff; text-decoration: none; font-weight: 700; font-size: 20px; font-family: 'Montserrat', 'Helvetica Neue', sans-serif; }

.trpa-container {
  max-width: 760px;
  margin: 24px auto 64px;
  padding: 0 16px;
}

h1 { font-family: 'Montserrat', 'Helvetica Neue', sans-serif; font-size: 26px; margin: 8px 0 4px; }
.subtitle { color: var(--trpa-gray); margin: 0 0 24px; }

/* Pasos */
.steps { display: flex; gap: 8px; margin: 0 0 24px; padding: 0; list-style: none; flex-wrap: wrap; }
.steps li {
  flex: 1 1 auto;
  min-width: 110px;
  text-align: center;
  font-size: 12.5px;
  color: var(--trpa-gray);
  padding: 8px 4px;
  border-top: 4px solid var(--trpa-border);
}
.steps li.active { color: var(--trpa-primary); border-top-color: var(--trpa-primary); font-weight: 700; }
.steps li.done { color: var(--trpa-success); border-top-color: var(--trpa-success); }

/* Tarjetas de sección */
.card {
  background: #fff;
  border-radius: 12px;
  padding: 28px 24px;
  box-shadow: 0 2px 12px rgba(78, 36, 180, 0.08);
  margin-bottom: 20px;
}
.card h2 { font-family: 'Montserrat', sans-serif; font-size: 19px; margin: 0 0 4px; color: var(--trpa-primary); }
.card .hint { color: var(--trpa-gray); font-size: 14px; margin: 0 0 20px; }

/* Campos */
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.grid .full { grid-column: 1 / -1; }
label { display: block; font-size: 13.5px; font-weight: 700; margin-bottom: 4px; }
label .req { color: var(--trpa-error); }
input[type="text"], input[type="email"], input[type="tel"], input[type="date"],
input[type="number"], select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--trpa-border);
  border-radius: 8px;
  font: inherit;
  background: #fff;
  color: var(--trpa-ink);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--trpa-primary);
  outline-offset: 1px;
  border-color: var(--trpa-primary);
}
.field.invalid input, .field.invalid select { border-color: var(--trpa-error); }
.field-error { color: var(--trpa-error); font-size: 12.5px; margin-top: 3px; min-height: 0; }

.check { display: flex; align-items: flex-start; gap: 10px; font-size: 15px; }
.check input { width: 18px; height: 18px; margin-top: 3px; }
.check label { font-weight: 400; margin: 0; }

/* Botones */
.btn {
  display: inline-block;
  border: 0;
  border-radius: 8px;
  padding: 12px 28px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--trpa-primary); color: #fff; }
.btn-primary:hover { background: var(--trpa-primary-dark); }
.btn-primary:disabled { background: var(--trpa-border); cursor: not-allowed; }
.btn-ghost { background: transparent; color: var(--trpa-primary); border: 1px solid var(--trpa-primary); }
.btn-row { display: flex; justify-content: space-between; gap: 12px; margin-top: 24px; }

/* Modal aviso de privacidad (bloqueante) */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(26, 26, 46, 0.65);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  padding: 16px;
}
.modal {
  background: #fff;
  border-radius: 12px;
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
}
.modal header { padding: 20px 24px 0; }
.modal header h2 { margin: 0; font-size: 20px; color: var(--trpa-primary); }
.modal .modal-body { padding: 16px 24px; overflow-y: auto; font-size: 14.5px; color: #333; }
.modal footer { padding: 16px 24px 20px; border-top: 1px solid var(--trpa-border); }
body.modal-open { overflow: hidden; }

/* Avisos y estados */
.notice { border-radius: 8px; padding: 14px 18px; margin: 0 0 20px; font-size: 14.5px; }
.notice-warn { background: var(--trpa-warn-bg); color: var(--trpa-warn-ink); }
.notice-error { background: #fdecea; color: var(--trpa-error); }
.notice-info { background: var(--trpa-primary-light); color: var(--trpa-primary-dark); }

.result-screen { text-align: center; padding: 48px 24px; }
.result-screen .icon { font-size: 56px; }
.folio-badge {
  display: inline-block;
  background: var(--trpa-primary-light);
  color: var(--trpa-primary);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 14px 28px;
  border-radius: 10px;
  margin: 16px 0;
  user-select: all;
}

/* Uploader */
.uploader { border: 2px dashed var(--trpa-border); border-radius: 10px; padding: 18px; text-align: center; transition: border-color .15s, background .15s; }
.uploader.dragover { border-color: var(--trpa-primary); background: var(--trpa-primary-light); }
.uploader p { margin: 6px 0; color: var(--trpa-gray); font-size: 14px; }
.uploader .file-info { color: var(--trpa-ink); font-weight: 700; word-break: break-all; }
.uploader img.preview { max-width: 140px; max-height: 100px; border-radius: 6px; margin-top: 8px; }
.doc-item { margin-bottom: 18px; }
.doc-item > label { margin-bottom: 6px; }
.doc-limits { font-size: 12.5px; color: var(--trpa-gray); }

.hidden { display: none !important; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

.spinner {
  display: inline-block; width: 18px; height: 18px;
  border: 3px solid rgba(255,255,255,.4); border-top-color: #fff;
  border-radius: 50%; animation: spin .8s linear infinite; vertical-align: -4px; margin-right: 8px;
}
@keyframes spin { to { transform: rotate(360deg); } }

.trpa-footer { text-align: center; color: var(--trpa-gray); font-size: 13px; padding: 24px 16px; }
.trpa-footer a { color: var(--trpa-primary); }

/* Responsive (matriz QA caso 9: 375px, 768px) */
@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; }
  .btn-row { flex-direction: column-reverse; }
  .btn { width: 100%; }
  h1 { font-size: 22px; }
  .steps li { min-width: 80px; font-size: 11px; }
}