/**
 * ============================================
 * POD ENGINE - Print On Demand CSS
 * Motor de Personalización 3D - KUMARA
 * ============================================
 * 
 * Principios:
 * - Mobile First
 * - CSS Variables (zero hardcodes)
 * - BEM-like naming
 * - Progressive Enhancement
 */

/* ============================================
   CSS VARIABLES - CONFIGURACIÓN GLOBAL
   ============================================ */
:root {
    /* Z-Index Stack */
    --pod-z-modal: 9999;
    --pod-z-overlay: 1;
    --pod-z-content: 2;
    --pod-z-canvas: 10;
    --pod-z-controls: 20;

    /* Colors homologados con el Design System de Kumara */
    --pod-overlay-bg: rgba(15, 23, 42, 0.75);
    --pod-panel-bg: #ffffff;
    --pod-primary: var(--km-primary, #0f172a);
    --pod-primary-hover: var(--km-primary-hover, #1e293b);
    --pod-accent: var(--km-accent, #10b981);
    --pod-accent-hover: var(--km-accent-hover, #059669);
    --pod-primary-gradient: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --pod-success: #10b981;
    --pod-danger: #ef4444;
    --pod-text-dark: var(--km-text-main, #0f172a);
    --pod-text-muted: var(--km-text-muted, #64748b);
    --pod-border-color: var(--km-border, #e2e8f0);
    --pod-bg-surface: var(--km-bg-surface, #f8fafc);
    --pod-bg-subtle: var(--km-bg-subtle, #f1f5f9);

    /* Spacing & Radii */
    --pod-radius: var(--km-radius-lg, 12px);
    --pod-radius-sm: var(--km-radius-sm, 8px);
    --pod-radius-full: var(--km-radius-full, 9999px);
    --pod-spacing-xs: 4px;
    --pod-spacing-sm: 8px;
    --pod-spacing-md: 16px;
    --pod-spacing-lg: 24px;

    /* Animation */
    --pod-transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --pod-transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Canvas Dimensions */
    --pod-canvas-width: 350px;
    --pod-canvas-height: 280px;
}

/* ============================================
   BOTÓN PERSONALIZAR
   ============================================ */
.km-btn-personalizar {
    background: var(--pod-primary);
    color: white;
    border: none;
    padding: 14px 24px;
    font-family: var(--km-font-sans, 'Inter', sans-serif);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--pod-radius);
    cursor: pointer;
    transition: all var(--pod-transition);
    box-shadow: 0 4px 15px rgba(15, 23, 42, 0.25);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
}

.km-btn-personalizar:hover {
    background: var(--pod-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.35);
}

.km-btn-personalizar:active {
    transform: translateY(0);
}

.km-btn-personalizar i {
    font-size: 1.1em;
}

/* Sección de personalización */
.personalizacion-section {
    margin-bottom: 1rem;
}

.personalizacion-section small {
    font-size: 0.8rem;
}

/* ============================================
   MODAL BASE - MOBILE FIRST
   ============================================ */
.modal-personalizacion {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--pod-z-modal);
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--pod-overlay-bg);
    backdrop-filter: blur(4px);
    z-index: var(--pod-z-overlay);
}

/* Contenedor del Modal */
.modal-contenedor {
    position: relative;
    background: var(--pod-panel-bg);
    width: 100%;
    height: 94%;
    max-height: 94%;
    border-radius: 20px 20px 0 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: var(--pod-z-content);
    animation: podSlideUp var(--pod-transition);
    font-family: var(--km-font-sans, 'Inter', sans-serif);
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.2);
}

@keyframes podSlideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Header del Modal */
.modal-personalizacion .modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--pod-spacing-md) var(--pod-spacing-lg);
    border-bottom: 1px solid var(--pod-border-color);
    background: #ffffff;
    flex-shrink: 0;
}

.modal-titulo {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--pod-text-dark);
    margin: 0;
    display: flex;
    align-items: center;
    font-family: var(--km-font-sans, 'Inter', sans-serif);
}

.modal-titulo i {
    color: var(--pod-accent);
}

.modal-cerrar {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--pod-text-muted);
    cursor: pointer;
    padding: var(--pod-spacing-sm);
    border-radius: 50%;
    transition: all var(--pod-transition);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-cerrar:hover {
    background: var(--pod-bg-subtle);
    color: var(--pod-text-dark);
}

/* ============================================
   MODAL BODY - LAYOUT
   ============================================ */
.modal-personalizacion .modal-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    max-height: calc(100vh - 65px);
}

/* Panel Izquierda - Canvas */
.modal-panel-izquierda {
    flex: none;
    display: flex;
    flex-direction: column;
    padding: 12px 16px;
    overflow: visible;
    width: 100%;
}

/* Contenedor Canvas Overlay - Core Architecture */
.canvas-overlay-container {
    position: relative;
    height: 220px;
    min-height: 220px;
    max-height: 220px;
    flex: none;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, #ffffff 0%, #f1f5f9 100%);
    border: 1px solid var(--pod-border-color);
    border-radius: var(--pod-radius);
    overflow: hidden;
    width: 100%;
}

/* Model Viewer - Background Layer */
.model-viewer-personalizacion {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    max-height: 70vh;
    z-index: 1;
    --poster-color: transparent;
}

/* Canvas Fabric.js - Overlay Layer */
.canvas-fabric-overlay {
    z-index: var(--pod-z-canvas);
    background-color: transparent;
    cursor: crosshair;
}

/* Contenedor generado automáticamente por Fabric.js */
.canvas-overlay-container .canvas-container {
    position: relative !important;
    left: auto !important;
    top: auto !important;
    margin: 0 auto !important;
    z-index: var(--pod-z-canvas);
}

/* Indicador Área Impresión */
.area-impresion-indicator {
    position: absolute;
    top: 10px;
    /* Esquina superior */
    left: 10px;
    /* Esquina izquierda */
    transform: none;
    /* Quitamos el centrado */
    background: rgba(255, 255, 255, 0.4);
    /* Semitransparente para que no estorbe */
    padding: var(--pod-spacing-xs) var(--pod-spacing-sm);
    border-radius: 8px;
    font-size: 0.65rem;
    /* Más pequeño */
    color: var(--pod-text-muted);
    z-index: calc(var(--pod-z-canvas) + 1);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    /* Alineado a la izquierda */
    gap: 1px;
    box-shadow: none;
    /* Quitamos sombra para que sea más sutil */
    border: 1px solid rgba(0, 0, 0, 0.05);
    pointer-events: none;
    backdrop-filter: blur(2px);
    /* Un ligero blur estilo glassmorphism */
}

.area-label {
    font-weight: 600;
    color: var(--pod-text-dark);
}

.area-dimensiones {
    font-size: 0.7rem;
    color: #888;
}

/* Selector de Vista */
.vista-selector {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 8px;
    margin-top: 12px;
    justify-content: flex-start;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: 4px 2px 6px 2px;
    scrollbar-width: none;
    flex-shrink: 0;
}

.vista-selector::-webkit-scrollbar {
    display: none;
}

.btn-vista {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border: 1px solid var(--pod-border-color);
    background: #ffffff;
    border-radius: var(--pod-radius-full);
    cursor: pointer;
    font-family: var(--km-font-sans, 'Inter', sans-serif);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--pod-text-muted);
    transition: all var(--pod-transition);
    white-space: nowrap;
    flex-shrink: 0;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.btn-vista:hover {
    border-color: var(--pod-primary);
    color: var(--pod-primary);
    background: var(--pod-bg-surface);
}

.btn-vista.active {
    background: var(--pod-primary);
    border-color: var(--pod-primary);
    color: #ffffff;
    box-shadow: 0 4px 10px rgba(15, 23, 42, 0.2);
}

/* ============================================
   PANEL DERECHA - CONTROLES
   ============================================ */
.modal-panel-derecha {
    padding: var(--pod-spacing-md) var(--pod-spacing-lg);
    background: var(--pod-bg-surface);
    border-top: 1px solid var(--pod-border-color);
    max-height: none;
    overflow-y: visible;
    flex-shrink: 0;
}

.controles-container {
    display: flex;
    flex-direction: column;
    gap: var(--pod-spacing-md);
}

.control-grupo {
    display: flex;
    flex-direction: column;
    gap: var(--pod-spacing-sm);
}

.control-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--pod-text-dark);
    display: flex;
    align-items: center;
}

.control-label i {
    color: var(--pod-primary);
}

/* Selector de Colores */
.color-selector {
    display: flex;
    flex-wrap: wrap;
    gap: var(--pod-spacing-sm);
}

.btn-color {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 3px solid transparent;
    cursor: pointer;
    position: relative;
    transition: transform var(--pod-transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 0;
}

.btn-color:hover {
    transform: scale(1.1);
    border-color: #ddd;
}

.btn-color.active {
    border-color: var(--pod-text-dark);
    transform: scale(1.15);
}

.color-check {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 14px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity var(--pod-transition);
}

.btn-color.active .color-check {
    opacity: 1;
}

.color-nombre-actual {
    font-size: 0.8rem;
    color: #888;
}

/* Input de Logo */
.logo-input-container {
    position: relative;
}

.logo-input {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    z-index: 2;
}

.logo-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--pod-spacing-lg);
    border: 2px dashed #ccc;
    border-radius: var(--pod-radius);
    background: white;
    cursor: pointer;
    transition: all var(--pod-transition);
    text-align: center;
}

.logo-label:hover {
    border-color: var(--pod-primary);
    background: #f0f7ff;
}

.logo-text {
    font-size: 0.875rem;
    color: var(--pod-text-dark);
    font-weight: 500;
}

.logo-hint {
    font-size: 0.75rem;
    color: #888;
    margin-top: var(--pod-spacing-xs);
}

.logo-label i {
    font-size: 1.5rem;
    color: var(--pod-primary);
    margin-bottom: var(--pod-spacing-sm);
}

/* Preview del Logo */
.logo-preview-container {
    display: flex;
    align-items: center;
    gap: var(--pod-spacing-md);
    margin-top: var(--pod-spacing-md);
    padding: var(--pod-spacing-md);
    background: white;
    border-radius: var(--pod-radius);
    border: 1px solid var(--pod-border-color);
}

.logo-preview {
    max-width: 80px;
    max-height: 80px;
    object-fit: contain;
    border-radius: var(--pod-radius-sm);
}

.btn-eliminar-logo {
    background: var(--pod-danger);
    color: white;
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--pod-transition);
    margin-left: auto;
}

.btn-eliminar-logo:hover {
    background: #cc0000;
}

/* Lista de logos múltiples */
.lista-logos-container {
    display: flex;
    flex-direction: column;
    gap: var(--pod-spacing-sm);
    margin-top: var(--pod-spacing-md);
    padding: var(--pod-spacing-md);
    background: #f8f9fa;
    border-radius: var(--pod-radius);
    border: 1px solid var(--pod-border-color);
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.logo-item {
    display: flex;
    align-items: center;
    gap: var(--pod-spacing-sm);
    padding: var(--pod-spacing-sm);
    background: white;
    border-radius: var(--pod-radius-sm);
    border: 1px solid var(--pod-border-color);
    position: relative;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.logo-thumb {
    width: 50px;
    height: 50px;
    object-fit: contain;
    border-radius: var(--pod-radius-sm);
}

.logo-num {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--pod-text-muted);
    background: #f0f0f0;
    padding: 2px 6px;
    border-radius: 4px;
}

.btn-eliminar-logo-item {
    background: var(--pod-danger);
    color: white;
    border: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: background var(--pod-transition);
}

.btn-eliminar-logo-item:hover {
    background: #cc0000;
}

/* Instrucciones */
.instrucciones-grupo {
    padding: var(--pod-spacing-md);
    background: white;
    border-radius: var(--pod-radius);
    border: 1px solid var(--pod-border-color);
}

.instruccion-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    color: var(--pod-text-muted);
    padding: var(--pod-spacing-xs) 0;
}

.instruccion-item i {
    color: var(--pod-primary);
    font-size: 1rem;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

/* Botón Previsualizar y Barra de Progreso */
.btn-previsualizar-render {
    position: relative;
    overflow: hidden;
    width: 100%;
    padding: 14px 20px;
    background: var(--pod-primary);
    color: #ffffff;
    border: 1px solid transparent;
    border-radius: var(--pod-radius);
    font-family: var(--km-font-sans, 'Inter', sans-serif);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--pod-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--pod-spacing-sm);
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.25);
}

.btn-previsualizar-render:hover:not(:disabled) {
    background: var(--pod-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(15, 23, 42, 0.3);
}

.btn-previsualizar-render:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    background: #94a3b8;
    box-shadow: none;
    transform: none;
}

/* Barra de Progreso Interna */
.btn-progress-bar-fill {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, rgba(16, 185, 129, 0.5) 0%, rgba(16, 185, 129, 0.95) 100%);
    transition: width 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
    pointer-events: none;
    border-radius: inherit;
}

.btn-texto-normal,
.btn-texto-cargando {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-texto-cargando {
    display: none;
}

.btn-previsualizar-render.loading {
    background: #0f172a;
    color: #ffffff;
    opacity: 1;
    cursor: wait;
}

.btn-previsualizar-render.loading .btn-texto-normal {
    display: none;
}

.btn-previsualizar-render.loading .btn-texto-cargando {
    display: flex;
    gap: 8px;
}

#btn-render-porcentaje {
    background: #ffffff;
    color: #0f172a;
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 9999px;
    font-weight: 700;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

/* Resultado del Render */
.resultado-render-container {
    animation: podFadeIn 0.5s ease-out;
}

@keyframes podFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.resultado-render-wrapper {
    position: relative;
    border-radius: var(--pod-radius);
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.resultado-render-img {
    width: 100%;
    height: auto;
    display: block;
}

.btn-descargar-render {
    position: absolute;
    top: var(--pod-spacing-sm);
    right: var(--pod-spacing-sm);
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--pod-text-dark);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    transition: all var(--pod-transition);
    z-index: var(--pod-z-controls);
}

.btn-descargar-render:hover {
    background: white;
    transform: scale(1.1);
}

.btn-aplicar-personalizacion {
    width: 100%;
    padding: 14px;
    background: var(--pod-success);
    color: white;
    border: none;
    border-radius: var(--pod-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--pod-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--pod-spacing-sm);
    margin-top: var(--pod-spacing-md);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.btn-aplicar-personalizacion:hover {
    background: #45a049;
    transform: translateY(-2px);
}

/* ============================================
   RESPONSIVE - TABLET Y DESKTOP
   ============================================ */
@media (min-width: 768px) {
    :root {
        --pod-canvas-width: 400px;
        --pod-canvas-height: 300px;
    }

    .modal-personalizacion {
        align-items: center;
        padding: var(--pod-spacing-lg);
    }

    .modal-contenedor {
        width: 90%;
        height: 85%;
        max-width: 1200px;
        border-radius: var(--pod-radius);
        animation: podFadeIn var(--pod-transition);
    }

    .modal-personalizacion .modal-body {
        flex-direction: row;
        overflow: hidden;
        max-height: none;
    }

    .modal-panel-izquierda {
        flex: 1.2;
        padding: var(--pod-spacing-lg);
        overflow: hidden;
        min-height: 0;
        width: auto;
    }

    .modal-panel-derecha {
        flex: 0.8;
        max-height: none;
        border-top: none;
        border-left: 1px solid var(--pod-border-color);
        padding: var(--pod-spacing-lg);
        overflow-y: auto;
        width: auto;
    }

    .canvas-overlay-container {
        flex: 1;
        min-height: 0;
        height: 100%;
        max-height: none;
    }

    .model-viewer-personalizacion {
        max-height: 70vh;
    }

    .vista-selector {
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    :root {
        --pod-canvas-width: 450px;
        --pod-canvas-height: 337px;
    }

    .modal-panel-izquierda {
        flex: 1.5;
    }

    .modal-panel-derecha {
        flex: 1;
    }
}

/* ============================================
   UTILIDADES Y ACCESIBILIDAD
   ============================================ */

/* Scrollbar styling */
.modal-panel-derecha::-webkit-scrollbar {
    width: 6px;
}

.modal-panel-derecha::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.modal-panel-derecha::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 3px;
}

.modal-panel-derecha::-webkit-scrollbar-thumb:hover {
    background: #999;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .modal-contenedor {
        animation: none !important;
    }
}

/* Focus Visible */
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--pod-primary);
    outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .btn-vista.active {
        outline: 2px solid white;
        outline-offset: -4px;
    }

    .canvas-fabric-overlay {
        outline: 2px dashed var(--pod-primary);
    }
}

/* ============================================
   SANDBOX SPECIFIC STYLES
   ============================================ */
.pod-sandbox-hero {
    background: var(--pod-primary-gradient);
    color: white;
    padding: 60px 20px;
    text-align: center;
}

.pod-sandbox-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.pod-sandbox-hero p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.pod-sandbox-demo {
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.pod-demo-card {
    background: white;
    border-radius: var(--pod-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 40px;
    text-align: center;
}

.pod-demo-card h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--pod-text-dark);
}

.pod-demo-card p {
    color: var(--pod-text-muted);
    margin-bottom: 2rem;
}

.pod-preview-area {
    position: relative;
    /* ← AÑADIR ESTA LÍNEA */
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--pod-bg-secondary);
    border-radius: var(--pod-radius);
    overflow: hidden;
    min-height: 400px;
}

.btn-pod-demo {
    background: var(--pod-primary-gradient);
    color: white;
    border: none;
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--pod-radius);
    cursor: pointer;
    transition: all var(--pod-transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-pod-demo:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

/* ============================================
   PREMIUM CUSTOM COLOR PICKER WIDGET
   ============================================ */
.pod-color-picker-custom-container {
    padding: 2px;
}

.pod-color-picker-spectrum-ring {
    position: relative;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    padding: 3px;
    background: conic-gradient(from 0deg, red, yellow, lime, aqua, blue, magenta, red);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow var(--pod-transition);
}

.pod-color-picker-spectrum-ring:hover {
    transform: scale(1.15) rotate(15deg);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.35);
}

.pod-color-picker-spectrum-ring input[type="color"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    z-index: 10;
}

.pod-color-picker-swatch {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid white;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
    transition: background-color var(--pod-transition);
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.15);
}

.pod-color-picker-swatch i {
    pointer-events: none;
    font-size: 10px;
    transition: transform var(--pod-transition);
}

.pod-color-picker-spectrum-ring:hover .pod-color-picker-swatch i {
    transform: scale(1.2);
}

.btn-color-small {
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), border-color var(--pod-transition) !important;
}

.btn-color-small:hover {
    transform: scale(1.2);
    border-color: var(--pod-primary) !important;
}

/* ============================================
   SELECTOR DUAL PDP (BÁSICA VS PERSONALIZADA)
   ============================================ */
.btn-modalidad-card {
    background: #ffffff;
    border: 1.5px solid var(--pod-border-color);
    transition: all 0.2s ease;
    cursor: pointer;
    user-select: none;
}

.btn-modalidad-card:hover {
    border-color: #94a3b8;
    background: #f8fafc;
}

.btn-check:checked + .btn-modalidad-card {
    border-color: var(--pod-primary);
    background: #f8fafc;
    box-shadow: 0 0 0 1px var(--pod-primary), 0 4px 12px rgba(15, 23, 42, 0.08);
}

.btn-check:checked + .btn-modalidad-card strong {
    color: var(--pod-primary);
}

/* ============================================
   SELECTOR DE PRENDA SANDBOX (POD)
   ============================================ */
.pod-prenda-selector {
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid rgba(0, 0, 0, 0.15);
    background-color: #ffffff;
    font-size: 0.95rem;
    font-weight: 600;
    color: #333333;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    outline: none;
}

.pod-prenda-selector:focus {
    border-color: #2196f3;
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.15);
}

/* ============================================
   TÉCNICA DE PERSONALIZACIÓN Y OVERLAYS
   ============================================ */
.canvas-overlay-container .canvas-container {
    mix-blend-mode: multiply;
    transition: all 0.3s ease;
}

.canvas-overlay-container.modo-bordado .canvas-container {
    mix-blend-mode: normal !important;
    filter: drop-shadow(0px 3px 2px rgba(0, 0, 0, 0.5)) url(#embroidery-filter) !important;
}

.btn-tecnica {
    border-radius: 6px;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    padding: 8px 12px;
    border: 1px solid transparent;
    background: transparent;
}

.btn-tecnica.active {
    background: #ffffff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    color: #333333 !important;
    border-color: #dee2e6;
}

/* ============================================
   OVERLAY DE CARGA GLASSMORPHIC Y SPINNER
   ============================================ */
.pod-loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 20;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    border-radius: 8px;
}

.pod-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(15, 23, 42, 0.1);
    border-left-color: #0f172a;
    border-radius: 50%;
    animation: pod-spin 1s linear infinite;
}

.pod-loading-text {
    margin-top: 15px;
    font-weight: 600;
    color: #333333;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

@keyframes pod-spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}