/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.network-status {
    margin-top: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 0.9rem;
}

.network-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.8rem;
}

.network-badge.mainnet {
    background: #27ae60;
    color: white;
}

.network-badge.testnet {
    background: #f39c12;
    color: white;
}

.network-badge.loading {
    background: #95a5a6;
    color: white;
}

.header-actions {
    margin-top: 25px;
    display: flex;
    justify-content: center;
}

.btn-hero {
    font-size: 1.1rem;
    padding: 16px 32px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.btn-hero:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-hero:disabled {
    opacity: 0.5;
    background: #95a5a6;
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Panels */
.panel {
    background: white;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    border: 1px solid rgba(255,255,255,0.2);
}

.panel h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.5rem;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
}

/* Current Representation Panel */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.status-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.status-item label {
    font-weight: 600;
    color: #7f8c8d;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-item .value {
    font-family: 'Courier New', monospace;
    background: #f8f9fa;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #e9ecef;
    word-break: break-all;
    font-size: 0.9rem;
    color: #495057;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge.active {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.badge.inactive {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Input Panel */
.button-group {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: #2980b9;
}

.btn-success {
    background: #27ae60;
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #229954;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background: #7f8c8d;
}

/* Content Editor */
.content-editor {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.editor-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.editor-group label {
    font-weight: 600;
    color: #2c3e50;
    font-size: 0.9rem;
}

.editor-group textarea {
    height: 200px;
    padding: 12px;
    border: 2px solid #e9ecef;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    resize: vertical;
    transition: border-color 0.2s ease;
}

.editor-group textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

/* Version History */
.version-log {
    max-height: 400px;
    overflow-y: auto;
}

.version-item {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 12px;
}

.version-item:last-child {
    margin-bottom: 0;
}

.version-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.version-number {
    font-weight: 600;
    color: #2c3e50;
    font-size: 1.1rem;
}

.version-date {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.version-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}

.version-detail {
    font-size: 0.85rem;
}

.version-detail label {
    font-weight: 600;
    color: #7f8c8d;
    display: block;
    margin-bottom: 4px;
}

.version-detail .value {
    font-family: 'Courier New', monospace;
    word-break: break-all;
    color: #495057;
}

.version-note {
    background: #e3f2fd;
    border: 1px solid #bbdefb;
    border-radius: 4px;
    padding: 8px 12px;
    color: #1976d2;
    font-size: 0.9rem;
}

.no-versions {
    text-align: center;
    color: #7f8c8d;
    font-style: italic;
    padding: 40px 20px;
}

/* Wallet Test Panel */
.wallet-test {
    margin-top: 30px;
}

.wallet-test .result {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    margin: 15px 0;
    white-space: pre-wrap;
    font-family: monospace;
    font-size: 0.9rem;
    border: 1px solid #e9ecef;
}

.wallet-test .result.error {
    background: #f8d7da;
    color: #721c24;
    border-color: #f5c6cb;
}

.wallet-test .result.success {
    background: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.toast {
    background: white;
    border-radius: 6px;
    padding: 16px 20px;
    margin-bottom: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-left: 4px solid #3498db;
    max-width: 400px;
    animation: slideIn 0.3s ease;
}

.toast.success {
    border-left-color: #27ae60;
}

.toast.error {
    border-left-color: #e74c3c;
}

.toast.warning {
    border-left-color: #f39c12;
}

.toast-title {
    font-weight: 600;
    margin-bottom: 4px;
    color: #2c3e50;
}

.toast-message {
    color: #7f8c8d;
    font-size: 0.9rem;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 16px;
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .status-grid {
        grid-template-columns: 1fr;
    }
    
    .content-editor {
        grid-template-columns: 1fr;
    }
    
    .button-group {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .toast-container {
        left: 20px;
        right: 20px;
    }
    
    .toast {
        max-width: none;
    }
}