/* =====================================================
   BASE64 ENCODER/DECODER TOOL STYLES
   Consistent with Matrix Portal Design System
   ===================================================== */

/* Import Common Tool Styles */
@import url('tool-common.css');

/* Body & Base Styles */
body {
    margin: 0;
    padding: 0;
    font-family: 'Courier New', monospace;
    background: #000;
    color: #00ff41;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Breadcrumb Navigation */
.breadcrumb {
    background: rgba(0, 17, 0, 0.8);
    border: 1px solid rgba(0, 255, 65, 0.3);
    border-radius: 5px;
    padding: 0.8rem 1.5rem;
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: #00ff41;
    text-decoration: none;
    transition: all 0.3s ease;
}

.breadcrumb a:hover {
    color: #00ffaa;
    text-shadow: 0 0 8px rgba(0, 255, 170, 0.5);
}

.breadcrumb span {
    color: #00aaff;
}

/* Tool Description */
.tool-description {
    background: rgba(0, 17, 0, 0.95);
    border: 2px solid rgba(0, 255, 65, 0.5);
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.tool-description h2 {
    color: #00ff41;
    font-size: 1.8rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid rgba(0, 255, 65, 0.3);
    padding-bottom: 0.5rem;
}

.tool-description p {
    color: #ccc;
    line-height: 1.6;
    margin: 0.5rem 0;
}

.use-cases {
    margin-top: 1.5rem;
}

.use-cases h3 {
    color: #00ffaa;
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
}

.use-cases ul {
    color: #ccc;
    margin: 0;
    padding-left: 1.5rem;
}

.use-cases li {
    margin: 0.5rem 0;
    line-height: 1.6;
}

.use-cases strong {
    color: #00ff41;
}

/* Main Tool Box */
.tool-box {
    background: rgba(0, 17, 0, 0.95);
    border: 2px solid #00ff41;
    border-radius: 10px;
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.2);
}

/* Mode Toggle */
.mode-toggle {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    justify-content: center;
}

.mode-btn {
    padding: 1rem 2rem;
    border: 2px solid #00ff41;
    background: rgba(0, 0, 0, 0.5);
    color: #00ff41;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: bold;
    font-family: 'Courier New', monospace;
    transition: all 0.3s ease;
    text-transform: uppercase;
    flex: 1;
    max-width: 300px;
}

.mode-btn:hover {
    background: rgba(0, 255, 65, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 65, 0.3);
}

.mode-btn.active {
    background: linear-gradient(135deg, #00ff41, #00aa2b);
    color: #000;
    border-color: #00ff41;
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.5);
}

/* Input/Output Groups */
.input-group,
.output-group {
    margin: 2rem 0;
}

.input-group label,
.output-group label {
    display: block;
    color: #00ffaa;
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 0.8rem;
}

#input-text,
#output-text {
    width: 100%;
    min-height: 200px;
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid #00ff41;
    color: #00ff41;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1rem;
    font-family: 'Courier New', monospace;
    resize: vertical;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

#input-text:focus,
#output-text:focus {
    outline: none;
    border-color: #00ffaa;
    box-shadow: 0 0 15px rgba(0, 255, 170, 0.3);
}

#output-text {
    background: rgba(0, 0, 0, 0.8);
}

.input-stats,
.output-stats {
    display: flex;
    justify-content: space-between;
    color: #888;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    padding: 0.5rem;
    background: rgba(0, 255, 65, 0.05);
    border-radius: 5px;
}

.size-change {
    font-weight: bold;
}

.size-change.increase {
    color: #ff6600;
}

.size-change.decrease {
    color: #00ffaa;
}

/* File Section */
.file-section {
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(0, 255, 65, 0.3);
    border-radius: 8px;
}

.file-section h3 {
    color: #00ffaa;
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
}

.file-description {
    color: #888;
    margin-bottom: 1rem;
}

.file-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.file-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #00ff41, #00aa2b);
    color: #000;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}

.file-label:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 65, 0.4);
}

.upload-icon {
    font-size: 1.3rem;
}

.file-info {
    color: #00aaff;
    font-style: italic;
    padding: 0.5rem 1rem;
}

.file-options {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Options Section */
.options-section {
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(0, 255, 65, 0.3);
    border-radius: 8px;
}

.options-section h3 {
    color: #00ffaa;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.option-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.option-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #ccc;
    cursor: pointer;
    padding: 0.8rem;
    background: rgba(0, 255, 65, 0.05);
    border-radius: 5px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
}

.option-label:hover {
    background: rgba(0, 255, 65, 0.1);
    border-color: rgba(0, 255, 65, 0.3);
}

.option-label input[type="radio"] {
    accent-color: #00ff41;
    width: 18px;
    height: 18px;
}

.format-options {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #ccc;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    accent-color: #00ff41;
    width: 18px;
    height: 18px;
}

/* Output Header */
.output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.8rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.output-actions {
    display: flex;
    gap: 0.5rem;
}

.copy-btn,
.download-btn {
    padding: 0.6rem 1.2rem;
    border: 2px solid #00ff41;
    background: rgba(0, 255, 65, 0.1);
    color: #00ff41;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    font-family: 'Courier New', monospace;
    transition: all 0.3s ease;
}

.copy-btn:hover,
.download-btn:hover {
    background: rgba(0, 255, 65, 0.2);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.3);
    transform: translateY(-1px);
}

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.action-btn {
    padding: 0.8rem 1.5rem;
    border: 2px solid #00ff41;
    background: rgba(0, 0, 0, 0.5);
    color: #00ff41;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    font-family: 'Courier New', monospace;
    transition: all 0.3s ease;
}

.action-btn:hover {
    background: rgba(0, 255, 65, 0.1);
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.3);
    transform: translateY(-2px);
}

/* Validator Section */
.validator-section {
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(0, 255, 65, 0.3);
    border-radius: 8px;
}

.validator-section h3 {
    color: #00ffaa;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.validator-result {
    padding: 1rem;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 5px;
    border: 2px solid #00ff41;
    text-align: center;
}

.validator-status {
    color: #00aaff;
    font-weight: bold;
    font-size: 1.1rem;
}

.validator-status.valid {
    color: #00ffaa;
}

.validator-status.invalid {
    color: #ff6600;
}

/* Reference Box */
.reference-box {
    background: rgba(0, 17, 0, 0.95);
    border: 2px solid rgba(0, 255, 65, 0.5);
    border-radius: 10px;
    padding: 2rem;
    margin: 2rem 0;
}

.reference-box h2 {
    color: #00ff41;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    text-align: center;
    border-bottom: 1px solid rgba(0, 255, 65, 0.3);
    padding-bottom: 0.8rem;
}

.charset-grid {
    display: grid;
    gap: 1.5rem;
}

.charset-group {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(0, 255, 65, 0.3);
    border-radius: 8px;
    padding: 1.5rem;
}

.charset-group h4 {
    color: #00ffaa;
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    text-align: center;
}

.charset-chars {
    color: #00ff41;
    font-size: 1rem;
    font-family: 'Courier New', monospace;
    text-align: center;
    padding: 1rem;
    background: rgba(0, 255, 65, 0.05);
    border-radius: 5px;
    margin-bottom: 0.5rem;
    letter-spacing: 0.3rem;
}

.charset-values {
    color: #888;
    font-size: 0.9rem;
    text-align: center;
    font-style: italic;
}

/* Content Section */
.content-section {
    background: rgba(0, 17, 0, 0.95);
    border: 2px solid rgba(0, 255, 65, 0.5);
    border-radius: 10px;
    padding: 2rem;
    margin: 2rem 0;
}

.content-section h2 {
    color: #00ff41;
    font-size: 1.8rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid rgba(0, 255, 65, 0.3);
    padding-bottom: 0.5rem;
}

.content-section h3 {
    color: #00ffaa;
    font-size: 1.3rem;
    margin: 1.5rem 0 0.8rem 0;
}

.content-section p {
    color: #ccc;
    line-height: 1.6;
    margin: 0.8rem 0;
}

.content-section ul {
    color: #ccc;
    margin: 0.5rem 0;
    padding-left: 1.5rem;
}

.content-section li {
    margin: 0.5rem 0;
    line-height: 1.6;
}

.content-section strong {
    color: #00ffaa;
}

.content-section code {
    color: #00ff41;
    background: rgba(0, 255, 65, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
}

.example-box {
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid #00ff41;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1.5rem 0;
}

.example-box strong {
    color: #00ffaa;
    display: block;
    margin-bottom: 0.5rem;
}

.code-block {
    background: rgba(0, 255, 65, 0.05);
    border-left: 3px solid #00ff41;
    padding: 1rem;
    margin: 0.8rem 0;
    color: #00ff41;
    font-family: 'Courier New', monospace;
    line-height: 1.8;
}

/* FAQ Section */
.faq-section {
    background: rgba(0, 17, 0, 0.95);
    border: 2px solid rgba(0, 255, 65, 0.5);
    border-radius: 10px;
    padding: 2rem;
    margin: 2rem 0;
}

.faq-section h2 {
    color: #00ff41;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    text-align: center;
    border-bottom: 1px solid rgba(0, 255, 65, 0.3);
    padding-bottom: 0.8rem;
}

.faq-item {
    margin: 1.5rem 0;
    padding: 1.5rem;
    background: rgba(0, 0, 0, 0.5);
    border-left: 4px solid #00ff41;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.faq-item:hover {
    background: rgba(0, 255, 65, 0.05);
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.2);
}

.faq-item h3 {
    color: #00ffaa;
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
}

.faq-item p {
    color: #ccc;
    line-height: 1.6;
    margin: 0;
}

/* Tool Footer */
.tool-footer {
    text-align: center;
    padding: 2rem;
    color: #888;
    border-top: 1px solid rgba(0, 255, 65, 0.2);
    margin-top: 3rem;
}

.tool-footer p {
    margin: 0.5rem 0;
}

.tool-footer code {
    color: #00ff41;
    background: rgba(0, 255, 65, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
}

.fun-fact {
    color: #00aaff;
    font-style: italic;
    margin-top: 1rem;
}

/* Animations */
@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 10px rgba(0, 255, 65, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(0, 255, 65, 0.6);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .tool-container {
        padding: 10px;
    }
    
    .tool-header {
        padding: 1.5rem;
    }
    
    .tool-badge {
        position: static;
        display: inline-block;
        margin-top: 1rem;
    }
    
    .mode-toggle {
        flex-direction: column;
    }
    
    .mode-btn {
        max-width: 100%;
    }
    
    .quick-actions {
        flex-direction: column;
    }
    
    .action-btn {
        width: 100%;
    }
    
    .output-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .output-actions {
        width: 100%;
    }
    
    .copy-btn,
    .download-btn {
        flex: 1;
    }
    
    .charset-chars {
        letter-spacing: 0.1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .tool-header h1 {
        font-size: 2rem;
    }
    
    .tool-subtitle {
        font-size: 1rem;
    }
    
    #input-text,
    #output-text {
        min-height: 150px;
        font-size: 0.9rem;
    }
    
    .charset-chars {
        letter-spacing: 0.05rem;
        font-size: 0.8rem;
    }
}