/* -------- Carrusel de modelos/fondos --------- */
#naturium-model-selector {
    display: flex;                      /* gap efectivo */
    align-items: center;
    overflow-x: auto;
    padding: 0 40px 4px 40px;           /* espacio lateral para botones */
    scrollbar-width: thin;
    margin: 0 0 6px 0;
    box-sizing: border-box;
    position: relative;
    min-height: 72px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 10px;
}

/* Miniaturas (proporción 7:4) */
#naturium-model-selector img {
    width: 70px;                        /* base: 70×40 aprox */
    aspect-ratio: 7 / 4;                /* mantiene 7:4 siempre */
    height: auto;
    display: inline-block;
    vertical-align: middle;
    box-sizing: border-box;
    padding: 4px;                       /* “letterboxing” interno */
    border-radius: 12px;
    border: 2px solid #d9d9d9;
    background: #fff;
    object-fit: contain;                /* imagen completa visible */
    object-position: center;
    box-shadow: 0 2px 8px #0001;
    cursor: pointer;
    scroll-snap-align: start;
    transition: transform .18s, border-color .18s, box-shadow .18s, background .18s;
    margin: 0;                          /* el espacio lo da gap */
}
#naturium-model-selector img:hover {
    transform: translateY(-1px);
    border-color: #cfcfcf;
    box-shadow: 0 4px 14px rgba(0,0,0,.08);
}
#naturium-model-selector img.selected,
#naturium-model-selector img:active,
#naturium-model-selector img:focus {
    border-color: #d32f2f;
    background: #fff4f4;
    box-shadow: 0 6px 20px rgba(211,47,47,.15);
    outline: none;
}

/* -------- Botones de slider/carrusel --------- */
.naturium-carrusel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 11;
    width: 40px;
    height: 40px;
    font-size: 20px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0,0,0,.12);
    backdrop-filter: blur(2px);
    border: 1px solid #e6e6e6;
    color: #b3101a;
    background: #ffffffcc;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.13s, color 0.13s, border-color 0.13s;
}
.naturium-carrusel-btn.left { left: 4px; }
.naturium-carrusel-btn.right { right: 4px; }
.naturium-carrusel-btn:hover,
.naturium-carrusel-btn:focus {
    background: #d32f2f;
    color: #fff;
    border-color: #d32f2f;
}
.naturium-carrusel-btn:active {
    transform: translateY(-50%) scale(.98);
}

/* -------- Editor Controls --------- */
.naturium-editor-controls label {
    font-size: 1.13em;
    margin-bottom: 6px;
    font-weight: bold;
    color: #333;
    display: block;
}

/* -------- Botones de acción --------- */
.naturium-action-controls {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 14px;
    margin-top: 6px;
}
.naturium-action-controls .button {
    background: #a00000;
    color: #fff;
    font-weight: 600;
    border-radius: 6px;
    padding: 10px 22px;
    margin-right: 8px;
    border: none;
    box-shadow: 0 1px 4px #0001;
    transition: background .14s, box-shadow .15s;
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 1em;
}
.naturium-action-controls .button:hover,
.naturium-action-controls .button:focus {
    background: #d32f2f;
    box-shadow: 0 3px 16px #d32f2f22;
}

/* --- Botón oscuro SOLO para “Añadir texto” --- */
.naturium-action-controls #naturium-add-text.button {
    background: #1f2937; /* gris carbón */
    color: #fff;
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 10px 16px;
    box-shadow: 0 1px 4px #0001;
    transition: background .18s, box-shadow .18s, border-color .18s, color .18s;
    gap: 8px;
}
.naturium-action-controls #naturium-add-text.button:hover,
.naturium-action-controls #naturium-add-text.button:focus {
    background: #111827; /* más oscuro en hover/focus */
    color: #fff;
    box-shadow: 0 3px 16px #0002;
}

/* -------- Canvas y zona editable --------- */
#naturium-canvas-container {
    position: relative;
    margin-bottom: 16px;
}
#naturium-canvas {
    width: 100%;
    height: auto;
    max-width: 100%;
    box-shadow: 0 2px 24px #0002;
    border-radius: 12px;
    background: #fff;
    display: block;
    margin: 0 auto;
}
canvas:focus {
    outline: 2px solid #d32f2f99;
}
.canvas-container .upper-canvas { cursor: crosshair; }

/* -------- Loader/spinner --------- */
#naturium-canvas-loader {
    position: absolute;
    top: 45%; left: 45%;
    width: 48px; height: 48px;
    background: rgba(255,255,255,0.88);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    z-index: 10;
}
#naturium-canvas-loader::after {
    content: '';
    display: block;
    width: 26px;
    height: 26px;
    border: 3px solid #d32f2f;
    border-top: 3px solid #fff;
    border-radius: 50%;
    animation: spin-naturium 1s linear infinite;
}
@keyframes spin-naturium { 100% { transform: rotate(360deg);} }

/* -------- Preview --------- */
#naturium-editor-preview {
    margin-top: 16px;
    text-align: left;
}
#naturium-editor-preview img {
    max-width: 220px;
    border-radius: 9px;
    box-shadow: 0 2px 12px #0002;
    margin-bottom: 4px;
    background: #fff;
}
#naturium-editor-preview h4 {
    font-size: 1.08em;
    color: #a00000;
    margin-bottom: 7px;
    margin-top: 10px;
    font-weight: 700;
}

/* -------- Modal para añadir texto --------- */
#naturium-add-text-modal {
    z-index: 10000 !important;
    font-family: inherit;
}
#naturium-add-text-modal input[type="text"],
#naturium-add-text-modal select {
    border-radius: 6px;
    border: 1px solid #bbb;
    font-size: 1em;
    padding: 6px;
    margin-bottom: 6px;
    width: 100%;
    background: #f5f5f5;
}
#naturium-add-text-modal button#naturium-modal-add-text {
    margin-top: 6px;
    background: #d32f2f;
    color: #fff;
    font-weight: 600;
    border-radius: 7px;
    padding: 8px 0;
    border: none;
    font-size: 1.03em;
    box-shadow: 0 1px 4px #0001;
}
#naturium-add-text-modal button#naturium-modal-add-text:hover {
    background: #a00000;
}
#naturium-add-text-modal h4 {
    color: #a00000;
    margin-bottom: 8px;
    font-weight: 600;
}

/* -------- Selector cantidad y botón añadir al carrito --------- */
.naturium-cart-row {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-top: 18px;
    margin-bottom: 0;
    flex-wrap: wrap; /* corregido */
}
.naturium-cart-row label {
    margin-bottom: 0;
    font-size: 1.09em;
    color: #222;
    font-weight: 500;
}
.naturium-cart-row input[type="number"] {
    width: 64px;
    font-size: 1em;
    padding: 7px 6px;
    border-radius: 7px;
    border: 1px solid #ccc;
    text-align: center;
    margin-right: 6px;
    box-shadow: 0 1px 4px #0001;
    background: #f8f8f8;
    transition: border-color .16s;
}
.naturium-cart-row input[type="number"]:focus {
    border-color: #d32f2f;
    outline: none;
}
#naturium-add-to-cart.button {
    padding: 13px 32px;
    margin: 0 !important;
    font-size: 1.08em;
    border-radius: 7px;
    font-weight: 700;
    background: linear-gradient(90deg, #b40d16 0%, #d32f2f 100%);
    border: none;
    box-shadow: 0 2px 10px #0001;
    color: #fff;
    transition: background .15s, box-shadow .18s;
}
#naturium-add-to-cart.button:hover,
#naturium-add-to-cart.button:focus {
    background: #9c161c;
    box-shadow: 0 5px 24px #d32f2f21;
}
#naturium-add-to-cart.button:disabled {
    background: #ccc !important;
    color: #666 !important;
    cursor: not-allowed !important;
    box-shadow: none !important;
    opacity: 0.75;
}
#naturium-add-to-cart.button:disabled:hover {
    background: #ccc !important;
    box-shadow: none !important;
}

/* -------- Responsive --------- */
@media (max-width: 900px) {
  .naturium-carrusel-btn { width: 44px; height: 44px; font-size: 22px; }
}
@media (max-width: 700px) {
    #naturium-model-selector { padding: 0 18px 4px 18px; min-height: 60px; gap: 8px; }
    #naturium-model-selector img { width: 60px; aspect-ratio: 7 / 4; padding: 3px; }
    .naturium-cart-row { gap: 8px; }
}
@media (max-width: 600px) {
    #naturium-canvas { max-width: 99vw; }
    .naturium-action-controls { flex-direction: column; gap: 8px; margin-bottom: 9px; }
    #naturium-model-selector img { width: 52px !important; aspect-ratio: 7 / 4; padding: 3px; }
    #naturium-editor-preview img { max-width: 95vw; }
    .naturium-cart-row { flex-direction: column; align-items: stretch; gap: 7px; }
    #naturium-add-to-cart.button { width: 100%; padding: 12px 0; font-size: 1.01em; }
}

/* -------- Selector cantidad +/- --------- */
.naturium-qty-selector {
    display: inline-flex;
    border: 1px solid #ddd;
    border-radius: 7px;
    overflow: hidden;
    vertical-align: middle;
    background: #fff;
    margin-right: 14px;
    box-shadow: 0 1px 4px #0001;
    align-items: stretch;
    height: 44px;
}
.naturium-qty-btn {
    width: 38px;
    border: none;
    background: none;
    color: #555;
    font-size: 1.45em;
    font-weight: 700;
    cursor: pointer;
    outline: none;
    transition: background 0.18s, color 0.18s;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: center;
}
.naturium-qty-btn:hover { background: #eee; color: #a00000; }
.naturium-qty-selector input[type="number"] {
    width: 48px;
    border: none;
    text-align: center;
    font-size: 1.17em;
    font-weight: 600;
    padding: 6px 0;
    outline: none;
    background: #fafafa;
    pointer-events: auto;
    border-left: 1px solid #eee;
    border-right: 1px solid #eee;
    border-radius: 0;
    box-shadow: none;
    margin: 0;
    height: 100%;
}
.naturium-qty-selector input[type="number"]:focus {
    border-color: #d32f2f;
    outline: none;
}

/* ===== Layout 2 columnas (desktop) / 1 columna (móvil) ===== */
#naturium-label-designer-root { max-width: 100% !important; position: relative; }
@media (min-width: 900px) {
  #naturium-label-designer-root {
    display: grid;
    grid-template-columns: minmax(380px, 1.3fr) minmax(280px, 1fr);
    grid-template-rows: auto 1fr auto;
    gap: 18px;
    align-items: start;
  }
  .naturium-editor-controls { grid-column: 2; grid-row: 1; }
  #naturium-editor-preview  { grid-column: 2; grid-row: 2; }
  .naturium-cart-row        { grid-column: 1 / -1; grid-row: 3; }
  @supports(selector(:has(*))) {
    #naturium-label-designer-root > div:has(#naturium-canvas) {
      grid-column: 1; grid-row: 1 / span 2; width: auto !important;
    }
  }
  #naturium-label-designer-root > div:nth-of-type(2) {
    grid-column: 1; grid-row: 1 / span 2; width: auto !important;
  }
}

/* Scrollbars solo del carrusel */
#naturium-model-selector::-webkit-scrollbar { height: 8px; background: #fafafa; }
#naturium-model-selector::-webkit-scrollbar-thumb { background: #e3e3e3; border-radius: 6px; }

/* ===== Pasos/ayudas del diseñador ===== */
.nld-step { margin-bottom: 16px; }
.nld-step h3 {
  margin: 0 0 6px;
  font-size: 1.15em;
  color: #111;
  display: flex;
  align-items: center;
  gap: 8px;
}
.nld-step .nld-num {
  width: 22px; height: 22px;
  border-radius: 999px;
  background: #d32f2f;
  color: #fff;
  font-weight: 700;
  font-size: .88em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
/* .nld-help { font-size: .92em; color: #555; margin-top: 2px; } */

@media (min-width: 900px) {
  @supports(selector(:has(*))) {
    #naturium-label-designer-root > section:has(.naturium-cart-row) {
      grid-column: 2;
      grid-row: 2;
      margin-top: 12px;
    }
  }
  #naturium-label-designer-root > .naturium-cart-row {
    grid-column: 2;
    grid-row: 2;
    margin-top: 12px;
  }
  #naturium-editor-preview {
    grid-column: 2;
    grid-row: 3;
  }
}

/* Carrusel en grid: botón - carrusel - botón */
.nld-carousel-wrap {
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  gap: 10px;
}
.nld-carousel-wrap .naturium-carrusel-btn {
  position: static;
  transform: none;
}
.nld-carousel-wrap .naturium-carrusel-btn.left,
.nld-carousel-wrap .naturium-carrusel-btn.right {
  left: auto;
  right: auto;
}

/* === Mejora: botones del carrusel fuera del área de miniaturas === */
.naturium-carrusel-btn.left  { left: -14px; }
.naturium-carrusel-btn.right { right: -14px; }
@media (max-width: 700px) {
  .naturium-carrusel-btn.left  { left: -8px; }
  .naturium-carrusel-btn.right { right: -8px; }
}

/* Forzar estilo en los textos de ayuda del diseñador */
#naturium-label-designer-root .nld-help {
  font-family: 'Roboto', sans-serif !important;
  font-size: 16px;
  line-height: 1.55;
}

/* === NUEVO: aseguremos que el wrap del canvas no desborda === */
#naturium-canvas-wrap {
  width: 100%;
  max-width: 100%;
}