* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    color: #e0e0e0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Header */
header {
    background: linear-gradient(135deg, #8b2f0a 0%, #6b3d0a 100%);
    padding: 2rem 0;
    text-align: center;
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
    margin: 0 0 2rem 0;
}

header h1 {
    font-size: 3rem;
    margin: 0;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    margin-top: 0.5rem;
}

/* Main Content */
main {
    padding: 2rem 0;
}

/* Cards */
.card {
    background: rgba(30, 30, 30, 0.8);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 107, 53, 0.2);
}

.card h2 {
    color: #ff6b35;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
}

.card h3 {
    color: #f7931e;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* Status Section */
.status-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.status-card {
    padding: 1.5rem;
}

.status-content {
    color: #b0b0b0;
    font-size: 0.9rem;
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
}

.info-item {
    padding: 0.5rem;
    background: rgba(20, 20, 20, 0.5);
    border-radius: 6px;
    border: 1px solid rgba(255, 107, 53, 0.15);
}

.info-item.no-border {
    background: transparent;
    border: none;
    padding: 0;
}

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

.info-item strong {
    color: #ff6b35;
    display: inline-block;
    min-width: 100px;
}

.mono {
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    word-break: break-all;
}

.view-all-btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: #ffffff !important;
    text-decoration: none !important;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.view-all-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
}

/* Mempool Transaction List */
.mempool-txs-container {
    margin-top: 1rem;
}

.mempool-header {
    padding: 0.75rem;
    background: rgba(255, 107, 53, 0.1);
    border-radius: 6px;
    margin-bottom: 0.75rem;
    color: #ff6b35;
}

.tx-list {
    max-height: 400px;
    overflow-y: auto;
}

.tx-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    background: rgba(20, 20, 20, 0.5);
    border: 1px solid rgba(255, 107, 53, 0.15);
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

.tx-hash {
    flex: 1;
    font-size: 0.8rem;
    color: #b0b0b0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.tx-view-btn {
    padding: 0.4rem 0.8rem;
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: #ffffff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.tx-view-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.4);
}

/* Transaction Modal */
.tx-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.tx-modal-content {
    background: rgba(30, 30, 30, 0.95);
    border-radius: 12px;
    max-width: 900px;
    width: 100%;
    max-height: 80vh;
    border: 1px solid rgba(255, 107, 53, 0.3);
    display: flex;
    flex-direction: column;
}

.tx-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid rgba(255, 107, 53, 0.2);
}

.tx-modal-header h3 {
    margin: 0;
    color: #ff6b35;
}

.tx-modal-close {
    background: none;
    border: none;
    color: #e0e0e0;
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.tx-modal-close:hover {
    background: rgba(255, 107, 53, 0.2);
    color: #ff6b35;
}

.tx-modal-body {
    padding: 1.5rem;
    overflow-y: auto;
    flex: 1;
}

.tx-modal-body pre {
    color: #b0b0b0;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    white-space: pre-wrap;
    word-wrap: break-word;
    margin: 0;
}

/* Tabs */
.search-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.tab-btn {
    background: rgba(50, 50, 50, 0.5);
    color: #e0e0e0;
    border: 1px solid rgba(255, 107, 53, 0.3);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    background: rgba(255, 107, 53, 0.2);
    border-color: #ff6b35;
}

.tab-btn.active {
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: #ffffff;
    border-color: #ff6b35;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Search Box */
.search-box {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.search-box input {
    flex: 1;
    min-width: 200px;
    padding: 0.75rem 1rem;
    background: rgba(20, 20, 20, 0.8);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 8px;
    color: #e0e0e0;
    font-size: 1rem;
}

.search-box input:focus {
    outline: none;
    border-color: #ff6b35;
    box-shadow: 0 0 0 2px rgba(255, 107, 53, 0.2);
}

.search-box input::placeholder {
    color: rgba(224, 224, 224, 0.5);
}

.search-box button {
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.search-box button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
}

.search-box button:active {
    transform: translateY(0);
}

.secondary-btn {
    padding: 0.75rem 1.5rem;
    background: rgba(50, 50, 50, 0.8);
    color: #ff6b35;
    border: 1px solid #ff6b35;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.secondary-btn:hover {
    background: rgba(255, 107, 53, 0.2);
}

/* Result Box */
.result-box {
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid rgba(255, 107, 53, 0.2);
    border-radius: 8px;
    padding: 1rem;
    min-height: 100px;
    max-height: 600px;
    overflow-y: auto;
}

.result-box:empty {
    display: none;
}

.result-box pre {
    color: #b0b0b0;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.result-box .error {
    color: #ff4444;
    font-weight: 600;
}

/* Scrollbar */
.result-box::-webkit-scrollbar {
    width: 8px;
}

.result-box::-webkit-scrollbar-track {
    background: rgba(20, 20, 20, 0.5);
    border-radius: 4px;
}

.result-box::-webkit-scrollbar-thumb {
    background: rgba(255, 107, 53, 0.5);
    border-radius: 4px;
}

.result-box::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 107, 53, 0.7);
}

/* Footer */
footer {
    background: rgba(20, 20, 20, 0.8);
    padding: 2rem 0;
    text-align: center;
    margin-top: 3rem;
    border-top: 1px solid rgba(255, 107, 53, 0.2);
}

footer p {
    color: rgba(224, 224, 224, 0.7);
    margin: 0.5rem 0;
}

.timestamp {
    font-size: 0.9rem;
    color: rgba(224, 224, 224, 0.5);
}

/* Links */
a {
    color: #ff6b35;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #f7931e;
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .card {
        padding: 1.5rem;
    }

    .search-box {
        flex-direction: column;
    }

    .search-box input,
    .search-box button {
        width: 100%;
    }

    .status-section {
        grid-template-columns: 1fr;
    }
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.status-content:empty::after {
    content: 'Loading...';
    animation: pulse 1.5s ease-in-out infinite;
}