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

body {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    font-family: 'Courier New', 'Monaco', monospace;
    color: #00ff41;
    min-height: 100vh;
    padding: 20px;
}

.terminal-container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: #0c0c0c;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.8);
    overflow: hidden;
    border: 1px solid #333;
}

.terminal-header {
    background: linear-gradient(90deg, #3c3c3c, #2a2a2a);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #555;
}

.terminal-buttons {
    display: flex;
    gap: 8px;
}

.btn {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn:hover { opacity: 0.8; }
.close { background-color: #ff5f56; }
.minimize { background-color: #ffbd2e; }
.maximize { background-color: #27ca3f; }

.terminal-title {
    color: #888;
    font-size: 14px;
    font-weight: bold;
}

.terminal-content {
    padding: 25px;
    background-color: #111;
    min-height: 600px;
}

.welcome-message {
    color: #ff6b35;
    border: 2px solid #ff6b35;
    padding: 15px;
    margin-bottom: 25px;
    border-radius: 6px;
    background-color: rgba(255, 107, 53, 0.1);
    font-weight: bold;
}

.ascii-art {
    color: #ff6b35;
    font-size: 12px;
    line-height: 1.1;
    margin: 25px 0;
    white-space: pre;
    text-align: center;
}

.log-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin: 25px 0;
    padding: 20px;
    background-color: rgba(0, 255, 65, 0.05);
    border: 1px solid #00ff41;
    border-radius: 6px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-label {
    color: #888;
    font-weight: bold;
}

.stat-value {
    color: #00ff41;
    font-weight: bold;
}

.error-count { color: #ff4757; }
.critical-count { color: #ff3838; }
.warn-count { color: #ffa502; }

.log-section {
    margin: 30px 0;
}

.log-section h3 {
    color: #00ff41;
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 1px solid #333;
}

.error-chart {
    background-color: rgba(0, 0, 0, 0.3);
    padding: 20px;
    border-radius: 6px;
    border: 1px solid #333;
}

.chart-bar {
    display: flex;
    align-items: center;
    margin: 10px 0;
    gap: 15px;
}

.bar-label {
    width: 60px;
    color: #888;
    font-weight: bold;
    text-align: right;
}

.bar {
    height: 20px;
    border-radius: 3px;
    transition: width 2s ease-in-out;
    position: relative;
    min-width: 20px;
}

.bar.emerg { background-color: #ff1744; width: 5%; }
.bar.alert { background-color: #ff5722; width: 12%; }
.bar.crit { background-color: #ff9800; width: 25%; }
.bar.error { background-color: #ffc107; width: 60%; }
.bar.warn { background-color: #4caf50; width: 100%; }

.bar-count {
    color: #888;
    font-weight: bold;
    min-width: 30px;
}

.log-entries {
    background-color: rgba(0, 0, 0, 0.5);
    border: 1px solid #333;
    border-radius: 6px;
    max-height: 400px;
    overflow-y: auto;
    padding: 15px;
}

.log-entry {
    margin: 8px 0;
    padding: 10px;
    border-left: 3px solid;
    background-color: rgba(255, 255, 255, 0.02);
    border-radius: 0 4px 4px 0;
    font-size: 13px;
    line-height: 1.4;
}

.log-entry.error { border-left-color: #ff4757; }
.log-entry.warn { border-left-color: #ffa502; }
.log-entry.crit { border-left-color: #ff3838; }

.log-timestamp {
    color: #666;
    font-size: 11px;
}

.log-level {
    font-weight: bold;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 11px;
}

.log-level.error { background-color: #ff4757; color: white; }
.log-level.warn { background-color: #ffa502; color: white; }
.log-level.crit { background-color: #ff3838; color: white; }

.log-message {
    color: #ccc;
    margin-top: 5px;
}

.terminal-prompt {
    color: #00ff41;
    margin-top: 30px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.prompt-symbol {
    color: #ffbd2e;
    font-weight: bold;
}

.cursor {
    animation: blink 1s infinite;
    color: #00ff41;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    body { padding: 10px; }
    
    .terminal-content { padding: 15px; }
    
    .log-stats {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .chart-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .bar-label {
        width: auto;
        text-align: left;
    }
    
    .ascii-art { font-size: 8px; }
}

@media (max-width: 480px) {
    .terminal-header {
        padding: 8px 15px;
    }
    
    .terminal-title {
        font-size: 12px;
    }
    
    .log-entry {
        font-size: 11px;
        padding: 8px;
    }
}