/**
 * Estilos Frontend para QR Generator Pro
 * Estilos para el shortcode [qr_code] en el sitio público
 */

/* ==================== CONTENEDOR PRINCIPAL ==================== */
.qr-generator-pro-container {
    max-width: 500px;
    margin: 30px auto;
    padding: 30px;
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    text-align: center;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ==================== WRAPPER DEL QR ==================== */
.qr-code-wrapper {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    display: inline-block;
    margin-bottom: 20px;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* ==================== IMAGEN QR ==================== */
.qr-code-image {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    transition: transform 0.3s ease;
}

.qr-code-image:hover {
    transform: scale(1.02);
}

/* ==================== INFORMACIÓN ==================== */
.qr-code-info {
    padding: 15px 0;
}

.qr-url {
    font-size: 14px;
    color: #666;
    margin: 0 0 15px 0;
    word-break: break-all;
    line-height: 1.5;
}

/* ==================== BOTÓN DE DESCARGA ==================== */
.qr-download-btn {
    display: inline-block;
    padding: 12px 28px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.qr-download-btn:hover {
    background: linear-gradient(135deg, #5568d3 0%, #65408b 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
    color: #ffffff;
}

.qr-download-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(102, 126, 234, 0.3);
}

/* ==================== MENSAJES DE ERROR ==================== */
.qr-error {
    padding: 15px 20px;
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 6px;
    color: #856404;
    font-size: 14px;
    margin: 20px 0;
}

/* ==================== ESTILOS RESPONSIVOS ==================== */
@media screen and (max-width: 768px) {
    .qr-generator-pro-container {
        padding: 20px;
        margin: 20px 10px;
    }
    
    .qr-code-wrapper {
        padding: 20px;
    }
    
    .qr-download-btn {
        padding: 10px 24px;
        font-size: 14px;
    }
}

@media screen and (max-width: 480px) {
    .qr-generator-pro-container {
        padding: 15px;
        margin: 15px 5px;
    }
    
    .qr-code-wrapper {
        padding: 15px;
    }
    
    .qr-url {
        font-size: 13px;
    }
    
    .qr-download-btn {
        width: 100%;
        padding: 12px 20px;
    }
}

/* ==================== ANIMACIONES ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.qr-generator-pro-container {
    animation: fadeInUp 0.5s ease-out;
}

/* ==================== TEMA OSCURO (OPCIONAL) ==================== */
@media (prefers-color-scheme: dark) {
    .qr-generator-pro-container {
        background: #1e1e1e;
        border-color: #333;
        color: #e0e0e0;
    }
    
    .qr-code-wrapper {
        background: #2a2a2a;
    }
    
    .qr-url {
        color: #b0b0b0;
    }
    
    .qr-error {
        background: #3a3a2a;
        border-color: #5a5a1a;
        color: #f0e0a0;
    }
}

/* ==================== VARIANTES DE TAMAÑO ==================== */
.qr-generator-pro-container.qr-small {
    max-width: 300px;
    padding: 20px;
}

.qr-generator-pro-container.qr-large {
    max-width: 700px;
    padding: 40px;
}

/* ==================== EFECTOS ADICIONALES ==================== */
.qr-code-wrapper::before {
    content: "";
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.qr-code-wrapper {
    position: relative;
}

.qr-generator-pro-container:hover .qr-code-wrapper::before {
    opacity: 0.1;
}

/* ==================== ACCESIBILIDAD ==================== */
.qr-download-btn:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

.qr-code-image:focus {
    outline: 2px solid #667eea;
    outline-offset: 4px;
}

/* ==================== IMPRESIÓN ==================== */
@media print {
    .qr-generator-pro-container {
        box-shadow: none;
        border: 1px solid #000;
    }
    
    .qr-download-btn {
        display: none;
    }
    
    .qr-code-wrapper {
        background: #fff;
        box-shadow: none;
    }
}