.wubook-field-error {
    border: 2px solid #dc3545 !important;
    background-color: #fff5f5 !important;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25) !important;
    animation: wubook-error-shake 0.5s ease-in-out;
}

.wubook-field-error:focus {
    border-color: #dc3545 !important;
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.5) !important;
}

@keyframes wubook-error-shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.wubook-field-error-message {
    color: #dc3545;
    font-size: 12px;
    font-weight: 500;
    margin-top: 5px;
    padding: 5px 10px;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    border-radius: 4px;
    display: none;
}

.wubook-field-error-message:before {
    content: "⚠️ ";
    margin-right: 5px;
}


.wubook-security-status {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    background: #28a745;
    color: white;
    padding: 10px 15px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
    transition: all 0.3s ease;
}

.wubook-security-status.error {
    background: #dc3545;
}

.wubook-security-status.warning {
    background: #ffc107;
    color: #212529;
}

.wubook-security-status:before {
    content: "🛡️ ";
    margin-right: 5px;
}


.wubook-csrf-protected {
    position: relative;
}

.wubook-csrf-protected:after {
    content: "🔒";
    position: absolute;
    top: -5px;
    right: -5px;
    font-size: 12px;
    opacity: 0.7;
    z-index: 1;
}


.wubook-xss-sanitized {
    position: relative;
}

.wubook-xss-sanitized:before {
    content: "Content sanitized for security";
    position: absolute;
    top: -20px;
    left: 0;
    font-size: 10px;
    color: #28a745;
    background: rgba(40, 167, 69, 0.1);
    padding: 2px 6px;
    border-radius: 3px;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.wubook-xss-sanitized:hover:before {
    opacity: 1;
}


.wubook-security-alert {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #fff;
    border: 3px solid #dc3545;
    border-radius: 10px;
    padding: 20px;
    max-width: 500px;
    z-index: 10000;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    animation: wubook-security-alert-pulse 1s ease-in-out infinite alternate;
}

@keyframes wubook-security-alert-pulse {
    0% { box-shadow: 0 10px 30px rgba(220, 53, 69, 0.3); }
    100% { box-shadow: 0 10px 30px rgba(220, 53, 69, 0.7); }
}

.wubook-security-alert-title {
    color: #dc3545;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    text-align: center;
}

.wubook-security-alert-title:before {
    content: "🚨 ";
    margin-right: 10px;
}

.wubook-security-alert-message {
    color: #333;
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 15px;
    text-align: center;
}

.wubook-security-alert-actions {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.wubook-security-alert-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.wubook-security-alert-btn.primary {
    background: #dc3545;
    color: white;
}

.wubook-security-alert-btn.primary:hover {
    background: #c82333;
}

.wubook-security-alert-btn.secondary {
    background: #6c757d;
    color: white;
}

.wubook-security-alert-btn.secondary:hover {
    background: #5a6268;
}


.wubook-security-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 9998;
    display: none;
}

.wubook-security-overlay.active {
    display: block;
}


.wubook-secure-loading {
    position: relative;
    overflow: hidden;
}

.wubook-secure-loading:before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(40, 167, 69, 0.3), transparent);
    animation: wubook-secure-loading-sweep 2s infinite;
}

@keyframes wubook-secure-loading-sweep {
    0% { left: -100%; }
    100% { left: 100%; }
}


.wubook-secure-form {
    position: relative;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 20px;
    margin: 20px 0;
}

.wubook-secure-form:before {
    content: "🔒 Secure Form";
    position: absolute;
    top: -10px;
    left: 20px;
    background: #28a745;
    color: white;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
}


.wubook-secure-input {
    background: linear-gradient(135deg, #fff 0%, #f8f9fa 100%);
    border: 2px solid #e9ecef;
    border-radius: 6px;
    padding: 12px 15px;
    font-size: 14px;
    transition: all 0.3s ease;
    width: 100%;
    box-sizing: border-box;
}

.wubook-secure-input:focus {
    border-color: #28a745;
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25);
    outline: none;
}

.wubook-secure-input.validated {
    border-color: #28a745;
    background: linear-gradient(135deg, #fff 0%, #f0fff4 100%);
}

.wubook-secure-input.validated:after {
    content: "✓";
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #28a745;
    font-weight: 700;
}


.wubook-security-badge {
    display: inline-block;
    background: #28a745;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    margin-left: 10px;
    vertical-align: middle;
}

.wubook-security-badge.warning {
    background: #ffc107;
    color: #212529;
}

.wubook-security-badge.error {
    background: #dc3545;
    color: white;
}


.wubook-security-tooltip {
    position: relative;
    display: inline-block;
}

.wubook-security-tooltip:hover:after {
    content: attr(data-security-tip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    z-index: 1000;
    margin-bottom: 5px;
}


.wubook-security-progress {
    width: 100%;
    height: 4px;
    background: #e9ecef;
    border-radius: 2px;
    overflow: hidden;
    margin: 10px 0;
}

.wubook-security-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #dc3545 0%, #ffc107 50%, #28a745 100%);
    border-radius: 2px;
    transition: width 0.3s ease;
}


@media (max-width: 768px) {
    .wubook-security-status {
        position: fixed;
        top: 10px;
        right: 10px;
        padding: 8px 12px;
        font-size: 11px;
    }
    
    .wubook-security-alert {
        margin: 20px;
        max-width: calc(100% - 40px);
    }
    
    .wubook-field-error-message {
        font-size: 11px;
        padding: 4px 8px;
    }
}


@media (prefers-contrast: high) {
    .wubook-field-error {
        border-width: 3px;
    }
    
    .wubook-security-status {
        border: 2px solid currentColor;
    }
    
    .wubook-security-alert {
        border-width: 4px;
    }
}


@media (prefers-reduced-motion: reduce) {
    .wubook-field-error {
        animation: none;
    }
    
    .wubook-security-alert {
        animation: none;
    }
    
    .wubook-secure-loading:before {
        animation: none;
    }
}


.wubook-security-focus-trap {
    outline: 3px solid #007bff;
    outline-offset: 2px;
}


.wubook-security-icon {
    display: inline-block;
    width: 16px;
    height: 16px;
    vertical-align: middle;
    margin-right: 5px;
}

.wubook-security-icon.secure:before {
    content: "🔒";
}

.wubook-security-icon.warning:before {
    content: "⚠️";
}

.wubook-security-icon.error:before {
    content: "🚨";
}

.wubook-security-icon.check:before {
    content: "✅";
}


.wubook-debug-mode .wubook-security-debug {
    display: block !important;
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.8);
    color: #00ff00;
    padding: 10px;
    border-radius: 5px;
    font-family: monospace;
    font-size: 11px;
    z-index: 9999;
    max-width: 300px;
    max-height: 200px;
    overflow-y: auto;
}

.wubook-security-debug {
    display: none;
}