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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: #1a1a2e;
    min-height: 100vh;
    padding: 40px 20px;
}

.container {
    max-width: 600px;
    margin: 0 auto;
}

h1 {
    color: #eee;
    text-align: center;
    margin-bottom: 40px;
    font-size: 28px;
}

.server-card {
    background: #16213e;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid #0f3460;
}

.server-info h2 {
    color: #fff;
    font-size: 20px;
    margin-bottom: 8px;
}

.server-info .port {
    color: #888;
    font-size: 14px;
    margin-bottom: 12px;
}

.status {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

.status.running {
    background: #0a3d2a;
    color: #4ade80;
}

.status.stopped {
    background: #3d0a0a;
    color: #f87171;
}

.toggle-btn {
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 120px;
}

.toggle-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.toggle-btn.start {
    background: #22c55e;
    color: white;
}

.toggle-btn.start:hover:not(:disabled) {
    background: #16a34a;
}

.toggle-btn.stop {
    background: #ef4444;
    color: white;
}

.toggle-btn.stop:hover:not(:disabled) {
    background: #dc2626;
}