:root {
  --bg: #f6f7f9;
  --card: #fff;
  --text: #1a1d24;
  --muted: #5c6370;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --border: #e2e6ef;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}

header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.25rem;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: var(--shadow);
}

header .inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}

header h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 650;
  flex: 1 1 auto;
}

.site-domain {
  margin: 0;
  width: 100%;
}

.site-domain a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.8125rem;
  font-weight: 500;
}

.site-domain a:hover {
  text-decoration: underline;
}

header p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--muted);
  width: 100%;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

button {
  font: inherit;
  cursor: pointer;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  padding: 0.5rem 0.85rem;
  font-size: 0.875rem;
}

button.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

button.primary:hover:not(:disabled) {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

#status {
  font-size: 0.8125rem;
  color: var(--muted);
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem;
}

#grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}

.card-thumb {
  aspect-ratio: 4 / 3;
  background: #eef0f4;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  cursor: zoom-in;
  border: 0;
  width: 100%;
  font: inherit;
  text-align: inherit;
  color: inherit;
}

.card-thumb:hover {
  background: #e4e8f0;
}

.card-thumb:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.card-thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  pointer-events: none;
}

/* Vista ampliada al hacer clic en la miniatura */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: grid;
  place-items: center;
  padding: 0.75rem;
  padding-top: 2.5rem;
}

.lightbox[hidden] {
  display: none !important;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 18, 25, 0.82);
  cursor: pointer;
}

.lightbox-panel {
  position: relative;
  z-index: 1;
  max-width: min(96vw, 1400px);
  max-height: min(92vh, 1200px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.lightbox-panel img {
  max-width: 100%;
  max-height: min(78vh, 1000px);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.lightbox-caption {
  margin: 0;
  max-width: 100%;
  padding: 0 0.5rem;
  font-size: 0.8125rem;
  color: #e8eaef;
  text-align: center;
  word-break: break-word;
  line-height: 1.35;
}

.lightbox-close {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  z-index: 2;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(30, 35, 45, 0.9);
  color: #fff;
  font-size: 1.35rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.lightbox-close:hover {
  background: rgba(50, 55, 70, 0.95);
}

.card-body {
  padding: 0.75rem 1rem 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.card-title {
  font-size: 0.8125rem;
  font-weight: 600;
  word-break: break-word;
  line-height: 1.35;
}

.card-meta {
  font-size: 0.75rem;
  color: var(--muted);
}

.card-meta.loading {
  font-style: italic;
}

.card-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.card-actions label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8125rem;
  cursor: pointer;
}

.card-actions input[type="checkbox"] {
  width: 1.05rem;
  height: 1.05rem;
}

.qty-wrap {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: auto;
}

.qty-wrap label {
  font-size: 0.75rem;
  color: var(--muted);
}

.qty-wrap input[type="number"] {
  width: 3.5rem;
  padding: 0.35rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
  font-size: 0.875rem;
}

#error {
  background: #fef2f2;
  color: #991b1b;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.875rem;
  display: none;
}

#error.visible {
  display: block;
}

/* ───────────────────────────────────────────────────────────────────────
   Sesión, menú del administrador y pantalla de entrada
   ─────────────────────────────────────────────────────────────────────── */

.barra-superior {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.sesion {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.boton-enlace {
  color: var(--accent);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.25rem 0.7rem;
  background: var(--card);
}

.boton-enlace:hover {
  border-color: var(--accent);
}

.menu {
  display: flex;
  gap: 0.35rem;
  margin: 0.75rem 0 0.25rem;
  flex-wrap: wrap;
}

.menu a {
  text-decoration: none;
  color: var(--muted);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.92rem;
}

.menu a:hover {
  background: var(--bg);
  color: var(--text);
}

.menu a.activa {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.ayuda {
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 68ch;
}

.pantalla-login {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 1.5rem;
}

.caja-login {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  width: min(380px, 100%);
}

.caja-login h1 {
  margin: 0;
  font-size: 1.35rem;
}

.caja-login .sub {
  margin: 0.15rem 0 1.5rem;
  color: var(--muted);
}

.caja-login form {
  display: grid;
  gap: 0.35rem;
}

.caja-login label {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 0.6rem;
}

.caja-login input {
  font: inherit;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
}

.caja-login input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.caja-login button {
  margin-top: 1.25rem;
}

.aviso {
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  font-size: 0.9rem;
  margin: 0 0 1rem;
}

.aviso.ok {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.aviso.error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

/* ───────────────────────────────────────────────────────────────────────
   Tarjeta del catálogo: etiqueta + plantilla, descripción y cálculo
   ─────────────────────────────────────────────────────────────────────── */

/* Enlace a la plantilla: en la tarjeta solo va la etiqueta, que es lo que el
   cliente mira para elegir. La plantilla se abre ampliada cuando la pide. */
.ver-plantilla {
  background: none;
  border: none;
  padding: 0;
  margin: 0 0 0.5rem;
  font: inherit;
  font-size: 0.85rem;
  color: var(--accent);
  cursor: pointer;
  text-align: left;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.ver-plantilla:hover {
  color: var(--accent-hover);
}

.card-desc {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.card-desc.pendiente {
  color: #b45309;
}

.card-calculo {
  margin-top: 0.6rem;
  padding-top: 0.6rem;
  border-top: 1px dashed var(--border);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
}

.qty-wrap input[type="number"]:disabled {
  opacity: 0.5;
}

/* Resumen fijo abajo con el total del pedido */
.resumen {
  position: sticky;
  bottom: 0;
  background: var(--card);
  border-top: 1px solid var(--border);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.06);
  margin-top: 1.5rem;
}

.resumen-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.resumen strong {
  font-size: 1.15rem;
}

/* ───────────────────────────────────────────────────────────────────────
   Pantallas del administrador
   ─────────────────────────────────────────────────────────────────────── */

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.panel h2 {
  margin: 0 0 1rem;
  font-size: 1.05rem;
}

.form-subir {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.nota {
  color: var(--muted);
  font-size: 0.85rem;
}

.vacio {
  color: var(--muted);
  padding: 1.5rem 0;
}

.tabla {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.tabla th,
.tabla td {
  text-align: left;
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}

.tabla th {
  background: var(--bg);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.tabla tr:last-child td {
  border-bottom: none;
}

.nombre-archivo {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85rem;
}

.tabla .acciones {
  display: flex;
  gap: 0.75rem;
}

.tabla .acciones a {
  color: var(--accent);
  text-decoration: none;
}

.fila-etiqueta {
  display: grid;
  grid-template-columns: minmax(160px, 260px) 1fr;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--border);
  align-items: start;
}

.fila-etiqueta.pendiente {
  background: #fffbeb;
  margin: 0 -1.25rem;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.fila-imagenes {
  display: flex;
  gap: 0.5rem;
}

.fila-imagenes figure {
  margin: 0;
  flex: 1;
}

.fila-imagenes img {
  width: 100%;
  height: 90px;
  object-fit: contain;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.fila-imagenes figcaption {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
  margin-top: 0.2rem;
}

.fila-campos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem 1rem;
  align-items: end;
}

.fila-campos label {
  display: grid;
  gap: 0.25rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.fila-campos label.palomita {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.9rem;
  color: var(--text);
}

.fila-campos input[type="text"],
.fila-campos input[type="number"],
.fila-campos input[type="file"] {
  font: inherit;
  font-size: 0.9rem;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  width: 100%;
}

.pendiente-nota {
  color: #b45309;
  grid-column: 1 / -1;
}

.fila-acciones {
  grid-column: 1 / -1;
  display: flex;
  gap: 0.6rem;
}

button.peligro {
  background: var(--card);
  color: #b91c1c;
  border: 1px solid #fecaca;
}

button.peligro:hover {
  background: #fef2f2;
}

@media (max-width: 620px) {
  .fila-etiqueta {
    grid-template-columns: 1fr;
  }
}

/* Comentarios del cliente antes de enviar el pedido */
.comentarios {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.1rem 1.25rem;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 0.4rem;
}

.comentarios label {
  font-weight: 600;
  font-size: 0.95rem;
}

.comentarios .opcional {
  font-weight: 400;
  color: var(--muted);
}

.comentarios textarea {
  font: inherit;
  font-size: 0.95rem;
  padding: 0.6rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  resize: vertical;
  min-height: 4.5rem;
  width: 100%;
}

.comentarios textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* Mi cuenta */
.form-cuenta {
  display: grid;
  gap: 0.75rem;
  max-width: 420px;
}

.form-cuenta label {
  display: grid;
  gap: 0.25rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.form-cuenta input,
.form-cuenta select {
  font: inherit;
  font-size: 0.95rem;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  width: 100%;
}

.form-cuenta input:focus,
.form-cuenta select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}