/* NutriModal - CSS para Modales Accesibles WCAG AA */

/* Overlay */
.nutri-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 20px;
    box-sizing: border-box;
}

.nutri-modal-overlay.nutri-modal-open {
    opacity: 1;
    visibility: visible;
}

/* Modal Content */
.nutri-modal-content {
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.nutri-modal-overlay.nutri-modal-open .nutri-modal-content {
    transform: scale(1);
}

/* Size variants */
.nutri-modal-overlay[data-size="small"] .nutri-modal-content {
    max-width: 350px;
}

.nutri-modal-overlay[data-size="large"] .nutri-modal-content {
    max-width: 700px;
}

/* Header */
.nutri-modal-header {
    padding: 20px 20px 10px 20px;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f8f9fa;
}

.nutri-modal-header h3 {
    margin: 0;
    font-size: 18px;
    color: #333;
    font-weight: 600;
    line-height: 1.3;
}

.nutri-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
    line-height: 1;
}

.nutri-modal-close:hover {
    background: rgba(0,0,0,0.1);
    color: #333;
}

.nutri-modal-close:focus {
    outline: 2px solid #007cba;
    outline-offset: 2px;
}

/* Body */
.nutri-modal-body {
    padding: 20px;
    flex: 1;
    overflow-y: auto;
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.nutri-modal-icon {
    font-size: 48px;
    flex-shrink: 0;
    margin-top: 5px;
}

.nutri-modal-icon-warning {
    color: #ffc107;
}

.nutri-modal-icon-danger {
    color: #dc3545;
}

.nutri-modal-icon-info {
    color: #007cba;
}

.nutri-modal-icon-success {
    color: #28a745;
}

.nutri-modal-body p {
    margin: 0;
    font-size: 15px;
    line-height: 1.5;
    color: #333;
    flex: 1;
}

.nutri-modal-body strong {
    color: #333;
    font-weight: 600;
}

/* Footer */
.nutri-modal-footer {
    padding: 15px 20px 20px 20px;
    border-top: 1px solid #e9ecef;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    background: #f8f9fa;
}

/* Button types in modal */
.nutri-button-primary {
    background: #007cba;
    color: white;
    border: 1px solid #007cba;
}

.nutri-button-primary:hover {
    background: #005a87;
    border-color: #005a87;
}

.nutri-button-primary:focus {
    outline: 2px solid #005a87;
    outline-offset: 2px;
}

.nutri-button-secondary {
    background: white;
    color: #666;
    border: 1px solid #ddd;
}

.nutri-button-secondary:hover {
    background: #f8f9fa;
    border-color: #bbb;
    color: #333;
}

.nutri-button-secondary:focus {
    outline: 2px solid #666;
    outline-offset: 2px;
}

.nutri-button-danger {
    background: #dc3545;
    color: white;
    border: 1px solid #dc3545;
}

.nutri-button-danger:hover {
    background: #c82333;
    border-color: #c82333;
}

.nutri-button-danger:focus {
    outline: 2px solid #dc3545;
    outline-offset: 2px;
}

/* Base button styles */
.nutri-button {
    padding: 10px 20px;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.2s ease;
    font-family: inherit;
    line-height: 1.2;
    min-height: 40px;
    box-sizing: border-box;
}

.nutri-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Responsive */
@media (max-width: 768px) {
    .nutri-modal-overlay {
        padding: 10px;
    }
    
    .nutri-modal-content {
        max-width: 100%;
        max-height: 95vh;
    }
    
    .nutri-modal-header {
        padding: 15px 15px 10px 15px;
    }
    
    .nutri-modal-header h3 {
        font-size: 16px;
    }
    
    .nutri-modal-close {
        width: 28px;
        height: 28px;
        font-size: 20px;
    }
    
    .nutri-modal-body {
        padding: 15px;
        flex-direction: column;
        text-align: center;
    }
    
    .nutri-modal-icon {
        font-size: 36px;
        margin: 0 auto 10px auto;
    }
    
    .nutri-modal-body p {
        font-size: 14px;
    }
    
    .nutri-modal-footer {
        padding: 15px;
        flex-direction: column;
        gap: 8px;
    }
    
    .nutri-button {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .nutri-modal-footer {
        flex-direction: column-reverse; /* Cancelar primero en móvil */
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .nutri-modal-overlay,
    .nutri-modal-content,
    .nutri-button {
        animation: none;
        transition: none;
    }
    
    .nutri-modal-overlay {
        opacity: 1;
        visibility: visible;
    }
    
    .nutri-modal-content {
        transform: none;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .nutri-modal-content {
        border: 2px solid white;
    }
    
    .nutri-modal-header,
    .nutri-modal-footer {
        border-color: #333;
    }
    
    .nutri-button {
        border-width: 2px;
    }
}

/* Focus management */
.nutri-modal-overlay:focus-within {
    outline: 2px solid #007cba;
    outline-offset: 2px;
}

/* Loading state */
.nutri-modal-loading .nutri-modal-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
}

.nutri-modal-loading .nutri-modal-icon {
    animation: spin 1s linear infinite;
}

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

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .nutri-modal-content {
        background: #2d3748;
        color: #e2e8f0;
    }
    
    .nutri-modal-header,
    .nutri-modal-footer {
        background: #1a202c;
        border-color: #4a5568;
    }
    
    .nutri-modal-header h3 {
        color: #e2e8f0;
    }
    
    .nutri-modal-close {
        color: #a0aec0;
    }
    
    .nutri-modal-close:hover {
        background: rgba(255,255,255,0.1);
        color: #e2e8f0;
    }
    
    .nutri-modal-body p {
        color: #e2e8f0;
    }
    
    .nutri-button-secondary {
        background: #4a5568;
        color: #e2e8f0;
        border-color: #718096;
    }
    
    .nutri-button-secondary:hover {
        background: #718096;
        border-color: #a0aec0;
    }
}