/* ============================================================
   Óptica Carampangue — tienda online (Etapa 3)
   Configurador de lentes, carrito, checkout y pasarela de pago.
   Extiende los tokens de sitio.css (navy/aqua/lente). Mobile-first.
   ============================================================ */

/* ===== Banner de modo prueba ===== */
.test-banner{display:flex;align-items:flex-start;gap:10px;background:var(--amber-bg);color:#7a5a0c;
  border:1px solid #f0dca8;border-radius:14px;padding:13px 16px;font-size:12.5px;line-height:1.5;margin-bottom:22px}
.test-banner svg{flex:0 0 auto;stroke:var(--amber);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round;margin-top:1px}

/* ===== Configurador ===== */
.config-page{padding-top:36px}
.config-head{display:flex;align-items:center;gap:14px;margin-bottom:26px}
.config-head img{width:72px;height:51px;border-radius:10px;background:var(--bg);object-fit:cover}
.config-head h1{font-size:22px;font-weight:800;color:var(--navy);letter-spacing:-.3px}
.config-grid{display:grid;grid-template-columns:1fr 340px;gap:22px;align-items:start}
@media(max-width:920px){.config-grid{grid-template-columns:1fr}}

.formula-toggle{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-bottom:18px;
  box-shadow:var(--sh-sm);font-size:13.5px;font-weight:600;color:var(--navy)}
.formula-toggle label{display:flex;align-items:center;gap:10px;cursor:pointer}
.formula-toggle input{width:19px;height:19px}

.config-step{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;margin-bottom:16px;box-shadow:var(--sh-sm)}
.config-step-n{width:26px;height:26px;border-radius:50%;background:var(--grad-lente);color:#fff;font-weight:800;
  font-size:12.5px;display:grid;place-items:center;margin-bottom:10px}
.config-step h2{font-size:15.5px;font-weight:700;color:var(--navy);margin-bottom:14px}

.opt-cards{display:flex;flex-direction:column;gap:9px}
.opt-card{display:flex;align-items:center;gap:12px;padding:12px 14px;border:1.5px solid var(--line);border-radius:13px;
  cursor:pointer;transition:.15s}
.opt-card:hover{border-color:var(--aqua)}
.opt-card.on{border-color:var(--lente);background:var(--lente-bg)}
.opt-card input{width:18px;height:18px;flex:0 0 auto;accent-color:var(--lente)}
.opt-card span:not(.opt-price){flex:1;display:flex;flex-direction:column;gap:1px}
.opt-card b{font-size:13.5px;color:var(--navy)}
.opt-card small{color:var(--muted);font-size:11.5px}
.opt-price{font-weight:800;color:var(--lente);font-size:13.5px;white-space:nowrap}

.trat-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:9px}
.trat-card{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 13px;
  border:1.5px solid var(--line);border-radius:12px;cursor:pointer;font-size:12.5px;font-weight:600;color:var(--navy);transition:.15s}
.trat-card:hover{border-color:var(--aqua)}
.trat-card.on{border-color:var(--lente);background:var(--lente-bg)}
.trat-card input{width:17px;height:17px;accent-color:var(--lente)}
.trat-card span:first-of-type{flex:1;margin-left:2px}

.receta-modo{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.dropzone{border:1.5px dashed var(--line);border-radius:13px;padding:22px;text-align:center;background:var(--bg)}
.dropzone p{font-size:13px;color:var(--muted);margin-bottom:10px}
.dropzone input[type=file]{font-size:12.5px}
.receta-manual{display:flex;flex-direction:column;gap:14px}
.receta-ojo h4{font-size:12.5px;font-weight:700;color:var(--navy);text-transform:uppercase;letter-spacing:.3px;margin-bottom:8px}
.form-4col{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
@media(max-width:560px){.form-4col{grid-template-columns:1fr 1fr}}

.config-summary{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-md);
  padding:20px;position:sticky;top:118px}
.config-summary h3{font-size:15px;font-weight:700;color:var(--navy);margin-bottom:12px}
@media(max-width:920px){.config-summary{position:static}}

/* ===== Riel lateral en celular: barra compacta fija al fondo =====
   Bajo 680px el riel deja de ser un bloque apilado normal (que en pasos
   largos del wizard queda a más de una pantalla de scroll del botón
   "Agregar al carrito") y se convierte en una barra fija al fondo con
   solo el total, la cuota y el CTA — siempre a un pulgar de distancia.
   Altura FIJA (--rail-h) a propósito: los botones "Atrás/Siguiente" del
   paso (.wizard-nav) se anclan con position:sticky a ese mismo offset,
   así jamás quedan detrás de la barra sin importar cuán corto sea el
   contenido de un paso — sin esto, un paso corto (p.ej. "Tratamientos"
   con 1-2 casillas) deja el botón "Siguiente" tapado durante un tramo del
   scroll. El detalle línea a línea y el asistente de WhatsApp se ocultan
   acá — siguen disponibles en tablet/desktop y en el carrito. */
@media(max-width:680px){
  /* --rail-h vive en body (no en .config-page) para que .site-ft, que es
     hermano de .config-page y no su descendiente, también pueda leerla. */
  body:has(.config-summary.wizard-rail){--rail-h:176px}
  .config-page{padding-bottom:calc(var(--rail-h) + 24px)}
  .config-summary.wizard-rail{position:fixed;top:auto;left:0;right:0;bottom:0;z-index:56;margin:0;width:100%;
    height:var(--rail-h);overflow:hidden;border-radius:20px 20px 0 0;
    display:flex;flex-direction:column;justify-content:center;gap:5px;
    box-shadow:0 -12px 28px -8px rgba(13,27,42,.22);
    padding:12px 16px calc(12px + env(safe-area-inset-bottom,0px))}
  .config-summary.wizard-rail h3,
  .config-summary.wizard-rail .co-row:not(.co-total),
  .config-summary.wizard-rail .co-fineprint{display:none}
  .config-summary.wizard-rail .co-total{padding-top:0;border-top:0;margin-top:0}
  .config-summary.wizard-rail .wizard-rail-cuota{margin:0;padding:6px 10px;font-size:11.5px}
  .config-summary.wizard-rail .wizard-rail-wa{padding:7px 12px;font-size:11.5px;margin-top:0}
  /* Nav del paso (Atrás/Siguiente) anclado justo encima de la barra fija:
     con contenido corto igual queda pegado ahí (sticky) en vez de
     quedar tapado; con contenido largo baja con el flujo normal hasta
     que toca ese punto y recién ahí se ancla. */
  .wizard-nav{position:sticky;bottom:calc(var(--rail-h) + 14px);z-index:55;background:var(--bg);
    padding:10px 0 2px;margin-top:0}
  /* La barra fija tapa siempre los últimos ~200px del viewport al llegar al
     tope de scroll: sin este colchón, el final del footer (marca/links/
     copyright) queda inalcanzable en esta página. Acotado con :has() para
     no tocar el footer de ninguna otra página del sitio. */
  body:has(.config-summary.wizard-rail) .site-ft{padding-bottom:calc(var(--rail-h) + 24px)}
}

/* ===== Breadcrumb de pasos del wizard ===== */
.wizard-crumbs{display:flex;align-items:center;gap:0;margin-bottom:18px;flex-wrap:wrap;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-pill);padding:6px;box-shadow:var(--sh-sm)}
.crumb{display:flex;align-items:center;gap:7px;padding:8px 12px;border-radius:var(--r-pill);border:0;background:transparent;
  cursor:pointer;font-family:var(--font-display);font-size:12px;font-weight:700;color:var(--muted);flex:1 1 auto;justify-content:center}
.crumb:disabled{cursor:not-allowed;opacity:.5}
.crumb .crumb-n{width:19px;height:19px;border-radius:50%;background:var(--line);color:#fff;font-size:10.5px;
  display:grid;place-items:center;flex:0 0 auto}
.crumb.on{color:var(--navy);background:var(--lente-bg)}
.crumb.on .crumb-n{background:var(--lente)}
.crumb.done .crumb-n{background:var(--green)}
.crumb-sep{display:none}
@media(max-width:620px){.crumb-lbl{display:none}.crumb{padding:8px}}

/* ===== Paso "Uso" ===== */
.uso-cards{display:flex;flex-direction:column;gap:9px}
.uso-card{display:flex;align-items:center;gap:12px;padding:14px 16px;border:1.5px solid var(--line);border-radius:13px;
  cursor:pointer;transition:.15s}
.uso-card:hover{border-color:var(--aqua)}
.uso-card.on{border-color:var(--lente);background:var(--lente-bg)}
.uso-card input{width:18px;height:18px;flex:0 0 auto;accent-color:var(--lente)}
.uso-card b{display:block;font-size:13.5px;color:var(--navy)}
.uso-card small{display:block;color:var(--muted);font-size:11.5px;margin-top:2px}

/* ===== Packs escalonados de cristal ===== */
.pack-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.pack-card{position:relative;display:flex;flex-direction:column;gap:5px;padding:18px 14px;border:1.5px solid var(--line);
  border-radius:14px;cursor:pointer;transition:.15s;text-align:center}
.pack-card:hover{border-color:var(--aqua)}
.pack-card.on{border-color:var(--lente);background:var(--lente-bg);box-shadow:0 0 0 3px var(--lente-bg)}
.pack-card.featured{border-color:var(--aqua)}
.pack-card input{position:absolute;opacity:0;pointer-events:none}
.pack-badge{position:absolute;top:-10px;left:50%;transform:translateX(-50%);background:var(--grad-lente);color:#fff;
  font-size:9.5px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;padding:4px 10px;border-radius:var(--r-pill)}
.pack-tier{font-family:var(--font-display);font-weight:800;font-size:13.5px;color:var(--navy);margin-top:4px}
.pack-spec{font-size:11px;color:var(--muted)}
.pack-price{font-family:var(--font-display);font-weight:800;font-size:15.5px;color:var(--lente);margin-top:4px}
.pack-cuota{font-size:10.5px;color:var(--muted)}

/* ===== Combo de tratamientos ===== */
.combo-chip{display:inline-flex;align-items:center;gap:6px;background:var(--lente-bg);color:var(--lente);border:1.5px dashed var(--lente);
  border-radius:var(--r-pill);padding:9px 16px;font-family:var(--font-display);font-weight:700;font-size:12.5px;cursor:pointer;margin-bottom:14px}
.combo-chip.on{border-style:solid;background:var(--grad-lente);color:#fff}

/* ===== Ayuda cuando no hay receta a mano ===== */
.receta-ayuda{background:var(--bg);border-radius:13px;padding:16px;text-align:center}
.receta-ayuda p{font-size:13px;color:var(--muted);margin-bottom:10px}
.receta-ayuda-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}

/* ===== Navegación del wizard (Atrás / Siguiente) ===== */
.wizard-nav{display:flex;justify-content:space-between;align-items:center;margin-top:6px}

/* ===== Riel lateral persistente ===== */
.wizard-rail-cuota{background:var(--lente-bg);color:var(--teal-ink);border-radius:11px;padding:10px 12px;
  font-size:12.5px;font-weight:700;margin:10px 0 14px;text-align:center}
.wizard-rail-cuota b{font-size:14px}
.wizard-rail-wa{display:flex;align-items:center;justify-content:center;gap:7px;margin-top:10px;padding:11px;
  border-radius:11px;background:#e9fbf1;color:#12794a;font-size:12.5px;font-weight:700}
.wizard-rail-wa:hover{background:#d8f5e4}

/* ===== Cuota en resumen de carrito ===== */
.cart-cuota{background:var(--lente-bg);color:var(--teal-ink);border-radius:11px;padding:9px 12px;font-size:12.5px;
  font-weight:700;text-align:center;margin:4px 0 14px}
.cart-cuota b{font-size:13.5px}

/* ===== Filas de resumen compartidas (config/carrito/checkout/confirmación) ===== */
.co-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;font-size:13.5px;color:var(--ink)}
.co-row .muted{color:var(--muted)}
.co-row small{display:block;color:var(--muted);font-size:11.5px;margin-top:2px}
.co-total{border-top:1px solid var(--line);margin-top:6px;padding-top:12px;font-size:17px;font-weight:800;color:var(--navy)}
.co-fineprint{font-size:11.5px;color:var(--muted);margin-top:10px;line-height:1.5}

/* ===== Carrito ===== */
.cart-page{padding-top:36px}
.cart-list{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}
.cart-item{display:flex;justify-content:space-between;align-items:center;gap:14px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-lg);padding:16px 18px;box-shadow:var(--sh-sm)}
.cart-item-body h3{font-size:14.5px;font-weight:700;color:var(--navy);margin:6px 0 2px}
.cart-item-detail{font-size:12px;color:var(--muted)}
.cart-item-side{display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.cart-item-side b{font-size:15px;color:var(--navy)}
.cart-item-del{width:30px;height:30px;border-radius:9px;border:1px solid var(--line);background:#fff;color:var(--red);
  cursor:pointer;font-size:13px}
.cart-item-del:hover{background:var(--red-bg)}
.cart-summary{max-width:420px}
@media(max-width:560px){.cart-item{flex-direction:column;align-items:flex-start}.cart-item-side{flex-direction:row;width:100%;justify-content:space-between}}

/* ===== Checkout ===== */
.checkout-page{padding-top:36px}
.checkout-grid{display:block;max-width:640px;margin:0 auto}
.checkout-form{display:flex;flex-direction:column;gap:16px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-sm)}
.form-card h3{font-size:14.5px;font-weight:700;color:var(--navy);margin-bottom:14px}
.form-field{margin-bottom:12px}
.form-field:last-child{margin-bottom:0}
.form-field label{display:block;font-size:11.5px;font-weight:700;color:var(--muted);text-transform:uppercase;
  letter-spacing:.3px;margin-bottom:5px}
.form-field input,.form-field select,.form-field textarea{width:100%;padding:11px 13px;border:1px solid var(--line);
  border-radius:11px;font:inherit;font-size:13.5px;background:#fff;min-height:44px}
.form-field textarea{min-height:70px;resize:vertical}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--aqua);
  box-shadow:0 0 0 3px var(--lente-bg)}
.form-2col{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media(max-width:560px){.form-2col{grid-template-columns:1fr}}
.form-error{background:var(--red-bg);color:var(--red);border-radius:12px;padding:12px 16px;font-size:13px;
  font-weight:600;margin-bottom:16px}

.radio-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}
@media(max-width:560px){.radio-row{grid-template-columns:1fr}}
.radio-card{display:flex;align-items:center;gap:10px;border:1.5px solid var(--line);border-radius:13px;
  padding:13px 14px;cursor:pointer;transition:.15s}
.radio-card:hover{border-color:var(--aqua)}
.radio-card.on{border-color:var(--lente);background:var(--lente-bg)}
.radio-card input{width:18px;height:18px;accent-color:var(--lente)}
.radio-card b{display:block;font-size:13px;color:var(--navy)}
.radio-card small{display:block;color:var(--muted);font-size:11px;margin-top:2px}

.co-summary-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:18px 20px;box-shadow:var(--sh-sm)}
.co-summary-card h3{font-size:14.5px;font-weight:700;color:var(--navy);margin-bottom:6px}

/* ===== Redirección / simulador / resultado de pago ===== */
.redirect-page{padding-top:56px;padding-bottom:70px;display:flex;justify-content:center}
.redirect-card{max-width:480px;width:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-lg);padding:36px 30px;text-align:center}
.redirect-card h1{font-size:20px;font-weight:800;color:var(--navy);margin:16px 0 8px;letter-spacing:-.3px}
.redirect-card p{font-size:13.5px;color:var(--muted);line-height:1.55}
.spinner{width:40px;height:40px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--lente);
  margin:0 auto;animation:spin 0.8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.sim-card{text-align:left}
.sim-card h1,.sim-card p{text-align:center}
.sim-card code{display:block;background:var(--bg);border-radius:8px;padding:8px 10px;font-size:11px;
  word-break:break-all;margin:6px 0 16px;text-align:center}
.sim-actions{display:flex;flex-direction:column;gap:10px}
.sim-actions form{width:100%}
.sim-actions button{width:100%;justify-content:center}

.result-card .result-ico{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;margin:0 auto 14px}
.result-card.ok .result-ico{background:var(--green-bg)}
.result-card.ok .result-ico svg{stroke:var(--green);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.result-card.bad .result-ico{background:var(--red-bg)}
.result-card.bad .result-ico svg{stroke:var(--red);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.result-card.warn .result-ico{background:var(--amber-bg)}
.result-card.warn .result-ico svg{stroke:var(--amber);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.track-code{margin:18px auto 0;max-width:260px;background:var(--bg);border-radius:13px;padding:14px;text-align:center}
.track-code span{display:block;font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.3px;font-weight:700;margin-bottom:4px}
.track-code b{font-size:19px;color:var(--lente);letter-spacing:.5px}
.result-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:22px}