/* Block Explorer Styles */

.explorer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-xl);
}

/* Search Section */
.explorer-search {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.search-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.search-inputs {
    display: grid;
    grid-template-columns: 150px 1fr 200px;
    gap: var(--space-lg);
    align-items: end;
}

.search-input-group {
    flex: 1;
}

.search-actions {
    display: flex;
    gap: var(--space-md);
}

/* Network Stats */
.network-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.stat-item {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.stat-item .stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
}

.stat-item .stat-value {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

/* Results Section */
.results-section {
    margin-bottom: var(--space-xl);
    min-height: 200px;
}

/* Loading State */
.loading-state {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-3xl);
    color: var(--color-text-secondary);
}

.loading-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Error State */
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-3xl);
    color: #ef4444;
    text-align: center;
}

.error-icon svg {
    width: 48px;
    height: 48px;
}

/* Block Info */
.block-info {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.block-header-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--color-border);
}

.block-number-badge {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-accent);
}

.block-nav {
    display: flex;
    gap: var(--space-sm);
}

.nav-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.nav-btn:hover:not(:disabled) {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.nav-btn svg {
    width: 18px;
    height: 18px;
}

/* Block Details */
.block-details {
    padding: var(--space-xl);
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.detail-item.full-width {
    grid-column: 1 / -1;
}

.detail-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
}

.detail-value {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    word-break: break-all;
}

.detail-value.mono {
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.detail-value.clickable {
    cursor: pointer;
    padding: var(--space-sm);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.detail-value.clickable:hover {
    background: var(--color-bg-elevated);
    color: var(--color-accent);
}

/* Transactions Section */
.transactions-section {
    border-top: 1px solid var(--color-border);
    padding: var(--space-xl);
}

.transactions-header {
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.tx-count {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    background: var(--color-accent-dim);
    color: var(--color-accent);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
}

.transactions-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.transaction-item {
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.tx-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.tx-header:hover {
    background: var(--color-bg-elevated);
}

.tx-hash {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.tx-timestamp {
    font-size: 0.8rem;
    color: var(--color-text-tertiary);
}

.tx-toggle {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tertiary);
    transition: transform var(--transition-fast);
}

.tx-toggle.expanded {
    transform: rotate(180deg);
}

.tx-toggle svg {
    width: 16px;
    height: 16px;
}

.tx-details {
    display: none;
    padding: var(--space-lg);
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
}

.tx-details.show {
    display: block;
}

.tx-detail-row {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-md);
}

.tx-detail-row:last-child {
    margin-bottom: 0;
}

.tx-detail-label {
    min-width: 120px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
}

.tx-detail-value {
    flex: 1;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    word-break: break-all;
}

.tx-detail-value.mono {
    font-family: var(--font-mono);
}

.tx-detail-value.hidden {
    color: var(--color-text-tertiary);
    font-style: italic;
}

/* Recent Blocks */
.recent-blocks {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
}

.section-heading {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    color: var(--color-text-primary);
}

.recent-blocks-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.recent-block-item {
    display: grid;
    grid-template-columns: 100px 1fr 150px;
    gap: var(--space-lg);
    padding: var(--space-md) var(--space-lg);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.recent-block-item:active {
    transform: scale(0.98);
    background: var(--color-bg-elevated);
}

.recent-block-item:hover {
    border-color: var(--color-accent);
}

.recent-block-number {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--color-accent);
}

.recent-block-hash {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.recent-block-time {
    font-size: 0.85rem;
    color: var(--color-text-tertiary);
    text-align: right;
}

/* Copy Feedback */
.copy-toast {
    position: fixed;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    opacity: 0;
    transition: all var(--transition-base);
    z-index: 1000;
}

.copy-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* Matrix Copy */
.matrix-preview {
    color: var(--color-text-secondary);
}

.copy-btn {
    background: var(--color-accent);
    color: var(--color-bg-primary);
    border: none;
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    margin-left: var(--space-sm);
    transition: all var(--transition-fast);
}

.copy-btn:hover {
    background: var(--color-text-primary);
}

.copy-feedback {
    font-size: 0.75rem;
    color: var(--color-accent);
    margin-left: var(--space-sm);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.copy-feedback.show {
    opacity: 1;
}

.matrix-data {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

/* Responsive */
@media (max-width: 768px) {
    .explorer-content {
        padding: var(--space-lg) var(--space-md);
    }
    
    .explorer-search {
        padding: var(--space-lg);
    }
    
    .search-inputs {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .search-actions {
        flex-direction: column;
    }
    
    .search-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .network-stats {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .stat-item {
        padding: var(--space-md);
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
    
    .stat-item .stat-value {
        font-size: 1.1rem;
    }
    
    .block-info {
        border-radius: var(--radius-md);
    }
    
    .block-header-section {
        padding: var(--space-md);
        flex-direction: column;
        gap: var(--space-md);
        align-items: flex-start;
    }
    
    .block-number-badge {
        font-size: 1.1rem;
    }
    
    .block-nav {
        width: 100%;
        justify-content: flex-end;
    }
    
    .block-details {
        padding: var(--space-md);
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .detail-item {
        padding: var(--space-sm) 0;
    }
    
    .detail-label {
        font-size: 0.7rem;
    }
    
    .detail-value {
        word-break: break-all;
        font-size: 0.8rem;
    }
    
    .detail-value.clickable {
        padding: var(--space-xs);
    }
    
    .transactions-section {
        padding: var(--space-md);
    }
    
    .transactions-header {
        font-size: 0.9rem;
    }
    
    .recent-blocks {
        padding: var(--space-lg);
    }
    
    .recent-block-item {
        grid-template-columns: 1fr;
        gap: var(--space-xs);
        padding: var(--space-md);
    }
    
    .recent-block-number {
        font-size: 0.9rem;
    }
    
    .recent-block-hash {
        order: 3;
        font-size: 0.7rem;
    }
    
    .recent-block-time {
        text-align: left;
        font-size: 0.75rem;
    }
    
    .tx-header {
        flex-wrap: wrap;
        gap: var(--space-sm);
        padding: var(--space-md);
    }
    
    .tx-hash {
        width: 100%;
        font-size: 0.7rem;
    }
    
    .tx-timestamp {
        font-size: 0.7rem;
    }
    
    .tx-details {
        padding: var(--space-md);
    }
    
    .tx-detail-row {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
    }
    
    .tx-detail-label {
        font-size: 0.65rem;
        min-width: auto;
    }
    
    .tx-detail-value {
        word-break: break-all;
        font-size: 0.75rem;
    }
    
    .tx-detail-value.mono {
        font-size: 0.65rem;
    }
}

@media (max-width: 480px) {
    .explorer-content {
        padding: var(--space-md) var(--space-sm);
    }
    
    .explorer-search {
        padding: var(--space-md);
    }
    
    .search-section h2 {
        font-size: 1.1rem;
    }
    
    .form-label {
        font-size: 0.75rem;
    }
    
    .form-input,
    .form-select {
        font-size: 0.85rem;
        padding: var(--space-sm);
    }
    
    .btn {
        padding: var(--space-sm) var(--space-md);
        font-size: 0.85rem;
    }
    
    .stat-item {
        padding: var(--space-sm);
    }
    
    .stat-item .stat-label {
        font-size: 0.65rem;
    }
    
    .stat-item .stat-value {
        font-size: 1rem;
    }
    
    .block-header-section {
        padding: var(--space-sm);
    }
    
    .block-number-badge {
        font-size: 1rem;
    }
    
    .block-details,
    .transactions-section {
        padding: var(--space-sm);
    }
    
    .detail-label {
        font-size: 0.65rem;
    }
    
    .detail-value {
        font-size: 0.7rem;
    }
    
    .recent-blocks {
        padding: var(--space-md);
    }
    
    .section-heading {
        font-size: 0.9rem;
    }
    
    .recent-block-item {
        padding: var(--space-sm);
    }
    
    .recent-block-number {
        font-size: 0.85rem;
    }
    
    .recent-block-hash {
        font-size: 0.6rem;
    }
    
    .recent-block-time {
        font-size: 0.7rem;
    }
}