/* styles.css */
:root {
    --bg-color: #f4f6f8;
    --card-bg: #ffffff;
    --text-main: #333333;
    --text-muted: #666666;
    --border-color: #e0e4e8;
    
    --color-idle: #28a745;
    --color-alert: #dc3545;
    --color-blocked: #fd7e14;
    --color-mock: #ffc107;
    --color-primary: #007bff;
    
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    --border-radius: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
}

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

/* Header */
.header {
    text-align: center;
    margin-bottom: 20px;
    padding: 20px;
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    position: relative;
}

.header h1 {
    font-size: 28px;
    margin-bottom: 8px;
    color: #1a1a1a;
}

.subtitle {
    color: var(--text-muted);
    font-size: 14px;
}

.controls {
    margin-top: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.2s;
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
}
.btn-primary:hover { background-color: #0056b3; }

.btn-live {
    background-color: var(--color-idle);
    color: white;
}
.btn-live:hover { background-color: #218838; }

.btn-mock {
    background-color: var(--color-mock);
    color: #333;
}

.mock-banner {
    background-color: var(--color-mock);
    color: #333;
    padding: 8px;
    margin-top: 15px;
    border-radius: 4px;
    font-weight: bold;
    font-size: 14px;
}

.hidden {
    display: none;
}

/* Architecture Legend */
.architecture-legend {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 25px;
    font-weight: bold;
    color: var(--text-main);
}

.layer-item {
    background: var(--card-bg);
    padding: 10px 20px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.layer-line {
    width: 40px;
    height: 2px;
    background-color: var(--border-color);
    margin: 0 10px;
}

/* Main Layout */
.main-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 20px;
}

@media (max-width: 768px) {
    .main-content {
        grid-template-columns: 1fr;
    }
}

.card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.card-title {
    font-size: 18px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
    margin-bottom: 15px;
    color: #333;
}

/* Status Grid */
.status-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.status-box {
    background-color: var(--bg-color);
    padding: 15px;
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
}

.status-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.status-value {
    font-size: 20px;
    font-weight: bold;
}

/* Colors for Values */
.value-idle { color: var(--color-idle); }
.value-alert { color: var(--color-alert); }
.value-blocked { color: var(--color-blocked); }
.value-none { color: var(--text-muted); }

/* Connection Status */
.connection-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.connection-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px dashed var(--border-color);
}

.connection-item:last-child {
    border-bottom: none;
}

.conn-badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
    color: white;
}

.status-ok { background-color: var(--color-idle); }
.status-err { background-color: var(--color-alert); }
.status-mock { background-color: var(--color-mock); color: #333; }

.update-time {
    margin-top: 10px;
    font-size: 13px;
    color: var(--text-muted);
}

/* Timeline */
.timeline {
    max-height: 400px;
    overflow-y: auto;
    padding-right: 10px;
}

.timeline-item {
    padding: 10px 15px;
    border-left: 3px solid var(--border-color);
    margin-bottom: 15px;
    position: relative;
    background-color: var(--bg-color);
    border-radius: 0 4px 4px 0;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -7px;
    top: 15px;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background-color: var(--border-color);
}

.timeline-item.type-attack { border-left-color: var(--color-alert); }
.timeline-item.type-attack::before { background-color: var(--color-alert); }

.timeline-item.type-blocked { border-left-color: var(--color-blocked); }
.timeline-item.type-blocked::before { background-color: var(--color-blocked); }

.timeline-item.type-clear { border-left-color: var(--color-idle); }
.timeline-item.type-clear::before { background-color: var(--color-idle); }

.tl-time {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.tl-content {
    font-size: 14px;
    font-weight: 500;
}

.tl-raw {
    font-size: 12px;
    font-family: monospace;
    color: var(--text-muted);
    margin-top: 4px;
    background: #e9ecef;
    padding: 2px 6px;
    border-radius: 3px;
    display: inline-block;
}

/* Debug Console */
.debug-console {
    background-color: #1e1e1e;
    color: #d4d4d4;
    font-family: 'Courier New', Courier, monospace;
    font-size: 12px;
    padding: 15px;
    border-radius: 6px;
    height: 200px;
    overflow-y: auto;
}

.log-line {
    margin-bottom: 4px;
    word-break: break-all;
}

.log-time { color: #569cd6; margin-right: 8px; }
.log-info { color: #ce9178; }
.log-warn { color: #dcdcaa; }
.log-error { color: #f44747; }