/* General Styles */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    background-color: #f4f7f9;
    color: #333;
    line-height: 1.6;
}

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

header {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    margin: 0;
    font-size: 1.8em;
}

.connection-status span {
    font-size: 0.9em;
}

main {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

section {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h2 {
    margin-top: 0;
    color: #3498db;
    border-bottom: 2px solid #ecf0f1;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

/* Message Statistics */
.stats-counters {
    display: flex;
    justify-content: space-around;
    text-align: center;
}

.counter-value {
    display: block;
    font-size: 2em;
    font-weight: bold;
    color: #2980b9;
}

.counter-label {
    font-size: 0.9em;
    color: #555;
}

/* Message Controls */
.btn {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #2980b9;
}

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

.btn-success:hover {
    background-color: #229954;
}

.btn-danger {
    background-color: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background-color: #c0392b;
}

.search-container {
    margin-top: 15px;
    display: flex;
    gap: 10px;
}

#searchInput {
    flex-grow: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 0.9em;
}

/* Store Query Section */
.store-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.store-controls label {
    font-weight: 500;
    color: #555;
}

.store-controls input[type="number"] {
    width: 80px;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 0.9em;
}

.store-status {
    margin-top: 15px;
    padding: 10px;
    border-radius: 5px;
    min-height: 20px;
}

.store-results {
    margin-top: 15px;
    max-height: 500px;
    overflow-y: auto;
}

/* Message Display */
.message-list {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid #ecf0f1;
    border-radius: 5px;
    padding: 10px;
}

.collapsible-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.collapsible.hidden {
    display: none;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table th, table td {
    padding: 8px;
    border-bottom: 1px solid #ecf0f1;
    text-align: left;
    font-size: 0.9em;
}

.latency-summary {
    margin-top: 8px;
    margin-bottom: 8px;
    font-weight: 600;
    color: #34495e;
}

/* Scrollable tables */
#discoveryTableContainer,
#connectionsTableContainer,
#latencyTableContainer {
    max-height: 260px;
    overflow-y: auto;
}

.message-item {
    padding: 10px;
    margin-bottom: 8px;
    border-radius: 4px;
    background-color: #ecf0f1;
    font-size: 0.9em;
}

.message-item.sent {
    background-color: #eafaf1; /* Light green for sent */
}

.message-item.received-mine {
    background-color: #e8f6fd; /* Light blue for received (mine) */
}

.message-item.received-other {
    background-color: #fdf3e8; /* Light orange for received (other) */
}

.message-item p {
    margin: 5px 0;
}

.message-item .timestamp {
    font-size: 0.8em;
    color: #7f8c8d;
    text-align: right;
}

.message-item .content {
    font-weight: 500;
}

.message-item .sender-info {
    font-size: 0.8em;
    color: #34495e;
}

/* Added style for Message ID */
.message-item .message-id {
    font-size: 0.75em;
    color: #888;
    margin-bottom: 3px;
    word-break: break-all; /* Ensure long IDs don't break layout */
}

footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 15px;
    border-top: 1px solid #ecf0f1;
    font-size: 0.9em;
    color: #7f8c8d;
}

/* Responsive Design */
@media (min-width: 768px) {
    main {
        grid-template-columns: repeat(2, 1fr);
    }

    .message-stats, .message-controls, .store-query, .charts {
        grid-column: span 1;
    }

    .message-display {
        grid-column: span 2;
    }
}