:root {
    --bg-main: #0f172a;
    --bg-card: #1e293b;
    --text-main: #e2e8f0;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --success: #22c55e;
    --danger: #ef4444;
}

body {
    font-family: Arial, sans-serif;
    background: var(--bg-main);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
}

.container {
    text-align: center;
    padding: 40px;
    background: var(--bg-card);
    border-radius: 12px;
    box-shadow: 0 0 25px rgba(0,0,0,0.5);
    width: 400px;
}

.subtitle {
    opacity: 0.8;
    margin-bottom: 20px;
}

.status {
    margin: 15px 0;
    font-weight: bold;
}

.online { color: var(--success); }
.offline { color: var(--danger); }

button {
    padding: 12px 20px;
    border: none;
    border-radius: 6px;
    background: var(--primary);
    color: white;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    background: var(--primary-hover);
}

.countdown {
    margin-top: 15px;
    font-size: 14px;
    opacity: 0.8;
}