/* ============================================================
   NATURAL BIOVITAL — Auth CSS (Login, Evaluación, Pago)
   ============================================================ */

.auth-page {
  min-height: 100vh; display: flex; flex-direction: column;
  background: linear-gradient(160deg, #e8f4fd 0%, #f4f7f9 60%, #e8f7ef 100%);
}

/* ── Auth header ── */
.auth-header { padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; }
.auth-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.auth-logo-icon { width: 40px; height: 40px; background: var(--blue); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
.auth-logo h2 { margin: 0; font-size: 1.1rem; color: var(--gray-dark); }

/* ── Auth container ── */
.auth-container { flex: 1; display: flex; align-items: center; justify-content: center; padding: 20px; }
.auth-card { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); width: 100%; max-width: 420px; overflow: hidden; }
.auth-card-header { background: linear-gradient(135deg, var(--blue), var(--blue-dark)); padding: 28px 24px; text-align: center; color: #fff; }
.auth-card-header .auth-icon { font-size: 2.2rem; margin-bottom: 8px; }
.auth-card-header h2 { margin: 0 0 4px; font-size: 1.4rem; }
.auth-card-header p  { margin: 0; opacity: .85; font-size: .85rem; }
.auth-card-body { padding: 28px 24px; }
.auth-footer { padding: 16px 24px; border-top: 1px solid var(--border); text-align: center; background: #fafbfc; }
.auth-footer p { margin: 0; font-size: .85rem; color: var(--gray); }

/* ── Evaluación ── */
.eval-page { max-width: 640px; margin: 0 auto; padding: 20px; padding-bottom: 100px; }
.eval-progress-wrap { background: #fff; border-radius: 12px; padding: 16px 20px; margin-bottom: 20px; box-shadow: var(--shadow); }
.eval-steps { display: flex; gap: 6px; margin-bottom: 8px; }
.eval-step { flex: 1; height: 5px; border-radius: 3px; background: var(--border); transition: background .3s; }
.eval-step.done    { background: var(--green); }
.eval-step.current { background: var(--blue); }
.eval-progress-text { font-size: .78rem; color: var(--gray-mid); }

.bloque-card { background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow); margin-bottom: 20px; overflow: hidden; }
.bloque-header { background: linear-gradient(135deg, var(--blue), var(--blue-dark)); padding: 14px 20px; color: #fff; }
.bloque-header h3 { margin: 0; font-size: 1rem; }
.bloque-body { padding: 20px; }

.pregunta-item { margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.pregunta-item:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.pregunta-texto { font-size: .9rem; font-weight: 600; color: var(--gray-dark); margin-bottom: 10px; }
.pregunta-texto.critica::before { content: '⚠️ '; }

.opciones-si-no { display: flex; gap: 10px; }
.opcion-radio { flex: 1; }
.opcion-radio input { display: none; }
.opcion-radio label {
  display: flex; align-items: center; justify-content: center;
  padding: 10px; border: 2px solid var(--border); border-radius: 8px;
  cursor: pointer; font-size: .875rem; font-weight: 600; transition: all .2s;
}
.opcion-radio input:checked + label { border-color: var(--blue); background: var(--blue-light); color: var(--blue-dark); }
.subpreguntas { margin-top: 10px; padding: 12px; background: var(--bg); border-radius: 8px; display: none; }
.subpreguntas.visible { display: block; }

.escala-wrap { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.escala-btn { width: 38px; height: 38px; border: 2px solid var(--border); border-radius: 8px; background: #fff; cursor: pointer; font-weight: 700; font-size: .875rem; transition: all .2s; }
.escala-btn.selected { background: var(--blue); border-color: var(--blue); color: #fff; }

.eval-nav { display: flex; gap: 12px; justify-content: space-between; margin-top: 24px; }

/* ── Pago ── */
.pago-metodos { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.metodo-item { border: 2px solid var(--border); border-radius: 12px; padding: 14px 16px; cursor: pointer; transition: all .2s; }
.metodo-item.selected { border-color: var(--blue); background: var(--blue-light); }
.metodo-item h4 { margin: 0 0 4px; font-size: .9rem; }
.metodo-item p  { margin: 0; font-size: .8rem; color: var(--gray); }
.metodo-radio   { display: none; }

.upload-area { border: 2px dashed var(--border); border-radius: 12px; padding: 28px; text-align: center; cursor: pointer; transition: all .2s; }
.upload-area:hover, .upload-area.drag { border-color: var(--blue); background: var(--blue-light); }
.upload-area .upload-icon { font-size: 2rem; margin-bottom: 8px; }
.upload-area p { margin: 0; font-size: .875rem; color: var(--gray); }
.upload-preview { display: none; text-align: center; }
.upload-preview img { max-width: 100%; max-height: 200px; border-radius: 8px; margin-bottom: 10px; }

/* ── Resultado evaluacion ── */
.resultado-apto { text-align: center; padding: 30px 24px; }
.resultado-icon-apto { font-size: 4rem; margin-bottom: 16px; }
.resultado-apto h2 { color: var(--green); margin-bottom: 8px; }
.resultado-no-apto h2 { color: var(--red); }

@media (max-width: 480px) {
  .auth-card-body { padding: 20px 16px; }
  .opciones-si-no { flex-direction: column; }
}