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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #0f172a;
    color: #e2e8f0;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    text-align: center;
    padding: 2rem;
    max-width: 600px;
    width: 100%;
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.server-info {
    font-size: 0.875rem;
    color: #64748b;
    margin-bottom: 2rem;
}

.status {
    font-size: 1rem;
    color: #94a3b8;
    margin-bottom: 1.5rem;
    min-height: 1.5rem;
}

.results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.result-card {
    background: #1e293b;
    border-radius: 12px;
    padding: 1.25rem 0.5rem;
    border: 1px solid #334155;
}

.result-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #64748b;
    margin-bottom: 0.5rem;
}

.result-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: #06b6d4;
    margin-bottom: 0.25rem;
}

.result-unit {
    font-size: 0.75rem;
    color: #64748b;
}

.progress-container {
    width: 100%;
    height: 6px;
    background: #1e293b;
    border-radius: 3px;
    margin-bottom: 2rem;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #6366f1, #06b6d4);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.btn {
    background: linear-gradient(135deg, #6366f1, #06b6d4);
    color: white;
    border: none;
    padding: 1rem 3rem;
    font-size: 1.125rem;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn:hover { opacity: 0.9; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

@media (max-width: 480px) {
    .results { grid-template-columns: 1fr; }
    .result-value { font-size: 1.5rem; }
}