:root {
    --bg-color: #121212;
    --card-bg: #1e1e1e;
    --text-color: #ffffff;
    --text-muted: #a0a0a0;
    --primary-color: #3b82f6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --purple-color: #8b5cf6;
    --teal-color: #14b8a6;
}

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

body {
    font-family: 'Noto Sans KR', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.alert-banner {
    background-color: var(--danger-color);
    color: white;
    text-align: center;
    padding: 10px;
    font-weight: bold;
    width: 100%;
    animation: blink 1.5s infinite;
}

.alert-banner.hidden {
    display: none;
}

@keyframes blink {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.dashboard-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    width: 100%;
    flex: 1;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 10px;
    border-bottom: 1px solid #333;
}

header h1 {
    font-size: 1.5rem;
    font-weight: 500;
}

.clock {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.card {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    margin-bottom: 20px;
}

.main-progress-section {
    text-align: center;
}

.main-progress-section h2 {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.stats {
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.stats span {
    font-weight: bold;
    font-size: 1.5rem;
}

#current-amount { color: var(--primary-color); }

.progress-bar-container {
    width: 100%;
    background-color: #333;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 10px;
}

.progress-bar-container.large {
    height: 30px;
}

.progress-bar-container:not(.large) {
    height: 12px;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    width: 0%;
    transition: width 0.5s ease-in-out;
}

.percentage {
    font-size: 1.5rem;
    font-weight: bold;
    margin-top: 10px;
}

.channel-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.channel-section .card h3 {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.channel-section .stats span {
    font-size: 1.2rem;
}

.bg-blue { background-color: var(--primary-color); }
.bg-green { background-color: var(--success-color); }
.bg-orange { background-color: var(--warning-color); }

.comparison-section {
    margin-top: 30px;
}

.section-title {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 15px;
    border-bottom: 1px solid #333;
    padding-bottom: 5px;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.bg-purple { background-color: var(--purple-color); }
.bg-teal { background-color: var(--teal-color); }

.trend {
    margin-top: 10px;
    font-size: 0.95rem;
}

.trend-up { color: var(--success-color); }
.trend-down { color: var(--danger-color); }