/**
 * Frontend Styles for LevelUp Signature Builder
 */

/* Main container */
.levelup-signature-builder {
    max-width: 100%;
    margin: 20px 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    line-height: 1.6;
}

/* Signature title */
.levelup-signature-builder .signature-builder-title {
    margin: 0 0 25px 0;
    font-size: 24px;
    font-weight: 600;
    color: #1a1a1a;
    text-align: center;
}

/* Error messages */
.levelup-signature-builder-no-access,
.levelup-signature-builder-no-signature,
.levelup-signature-builder-invalid-signature {
    padding: 20px;
    background: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: 8px;
    color: #721c24;
    text-align: center;
    font-weight: 500;
}

/* Signature form */
.levelup-signature-builder .signature-form {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.levelup-signature-builder .form-fields {
    margin-bottom: 25px;
}

.levelup-signature-builder .form-field {
    margin-bottom: 20px;
}

.levelup-signature-builder .form-field label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: #495057;
    font-size: 14px;
}

.levelup-signature-builder .form-field label .required {
    color: #dc3545;
    margin-left: 3px;
    font-weight: 700;
}

.levelup-signature-builder .form-field input,
.levelup-signature-builder .form-field textarea {
    width: 100%;
    max-width: 500px;
    padding: 12px 16px;
    border: 2px solid #dee2e6;
    border-radius: 6px;
    font-size: 16px;
    background: white;
    color: #495057;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.levelup-signature-builder .form-field input:focus,
.levelup-signature-builder .form-field textarea:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
}

.levelup-signature-builder .form-field textarea {
    min-height: 100px;
    resize: vertical;
    font-family: inherit;
}

.levelup-signature-builder .form-field .field-description {
    margin-top: 6px;
    font-size: 13px;
    color: #6c757d;
    font-style: italic;
}

.levelup-signature-builder .form-field .field-error {
    margin-top: 6px;
    font-size: 13px;
    color: #dc3545;
    font-weight: 500;
}

.levelup-signature-builder .form-field.error input,
.levelup-signature-builder .form-field.error textarea {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.25);
}

/* Signature preview */
.levelup-signature-builder .signature-preview {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 25px;
}

.levelup-signature-builder .signature-preview h4 {
    margin-top: 0;
    margin-bottom: 15px;
    color: #495057;
    font-size: 16px;
    font-weight: 600;
}

.levelup-signature-builder .preview-content {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    padding: 20px;
    min-height: 120px;
    font-family: Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: #495057;
}

.levelup-signature-builder .preview-content p {
    margin: 0 0 10px 0;
}

.levelup-signature-builder .preview-content p:last-child {
    margin-bottom: 0;
}

/* Signature actions */
.levelup-signature-builder .signature-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.levelup-signature-builder .signature-actions button {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    min-width: 140px;
}

.levelup-signature-builder .copy-html-btn {
    background: #007bff;
    color: white;
}

.levelup-signature-builder .copy-html-btn:hover:not(:disabled) {
    background: #0056b3;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
}

.levelup-signature-builder .copy-html-btn:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 123, 255, 0.3);
}

.levelup-signature-builder .copy-rendered-btn {
    background: #6f42c1;
    color: white;
}

.levelup-signature-builder .copy-rendered-btn:hover:not(:disabled) {
    background: #5a32a3;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(111, 66, 193, 0.3);
}

.levelup-signature-builder .copy-rendered-btn:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(111, 66, 193, 0.3);
}

.levelup-signature-builder .save-signature-btn {
    background: #28a745;
    color: white;
}

.levelup-signature-builder .save-signature-btn:hover:not(:disabled) {
    background: #1e7e34;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3);
}

.levelup-signature-builder .save-signature-btn:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(40, 167, 69, 0.3);
}

.levelup-signature-builder .signature-actions button:disabled {
    background: #6c757d;
    cursor: not-allowed;
    opacity: 0.6;
    transform: none;
    box-shadow: none;
}

/* No access message */
.levelup-signature-builder-no-access {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    font-weight: 600;
    font-size: 16px;
}

/* No signatures message */
.levelup-signature-builder-no-signatures {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    font-size: 16px;
}

/* Loading states */
.levelup-signature-builder .loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.levelup-signature-builder .loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 24px;
    margin: -12px 0 0 -12px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Success/Error messages */
.levelup-signature-builder .message {
    padding: 15px 20px;
    margin: 15px 0;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    border: 1px solid;
}

.levelup-signature-builder .message.success {
    background: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
}

.levelup-signature-builder .message.error {
    background: #f8d7da;
    color: #721c24;
    border-color: #f5c6cb;
}

.levelup-signature-builder .message.info {
    background: #d1ecf1;
    color: #0c5460;
    border-color: #bee5eb;
}

/* Form validation */
.levelup-signature-builder .form-field.error input,
.levelup-signature-builder .form-field.error textarea {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.25);
}

.levelup-signature-builder .form-field.success input,
.levelup-signature-builder .form-field.success textarea {
    border-color: #28a745;
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.25);
}

/* Responsive design */
@media (max-width: 768px) {
    .levelup-signature-builder {
        margin: 15px 0;
    }
    
    .levelup-signature-builder .signature-form {
        padding: 20px 15px;
    }
    
    .levelup-signature-builder .signature-actions {
        flex-direction: column;
        gap: 10px;
    }
    
    .levelup-signature-builder .signature-actions button {
        width: 100%;
        min-width: auto;
    }
    
    .levelup-signature-builder .form-field input,
    .levelup-signature-builder .form-field textarea {
        max-width: 100%;
    }
    
    .levelup-signature-builder .signature-selector {
        padding: 15px;
    }
    
    .levelup-signature-builder .signature-preview {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .levelup-signature-builder .signature-form {
        padding: 15px 10px;
    }
    
    .levelup-signature-builder .signature-selector {
        padding: 10px;
    }
    
    .levelup-signature-builder .signature-preview {
        padding: 10px;
    }
    
    .levelup-signature-builder .preview-content {
        padding: 15px;
    }
}

/* Print styles */
@media print {
    .levelup-signature-builder .signature-actions {
        display: none;
    }
    
    .levelup-signature-builder .signature-form {
        display: none;
    }
    
    .levelup-signature-builder .signature-preview {
        border: none;
        background: transparent;
        padding: 0;
    }
    
    .levelup-signature-builder .preview-content {
        border: none;
        background: transparent;
        padding: 0;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .levelup-signature-builder .form-field input,
    .levelup-signature-builder .form-field textarea,
    .levelup-signature-builder .signature-selector select {
        border-width: 3px;
    }
    
    .levelup-signature-builder .signature-actions button {
        border: 2px solid currentColor;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .levelup-signature-builder .signature-actions button {
        transition: none;
    }
    
    .levelup-signature-builder .loading::after {
        animation: none;
    }
    
    @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(0deg); }
    }
}