body {
    background-color: #0f172a;
    color: #f8fafc;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.container {
    text-align: center;
    padding: 2rem;
    background: #1e293b;
    border-radius: 1rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    max-width: 400px;
}
.logo { font-size: 4rem; margin-bottom: 1rem; }
h1 { font-size: 1.5rem; margin-bottom: 0.5rem; }
p { color: #94a3b8; line-height: 1.5; }
.progress-bar {
    background: #334155;
    height: 6px;
    border-radius: 3px;
    margin: 2rem 0 1rem;
    overflow: hidden;
}
.progress {
    background: #3b82f6;
    height: 100%;
    width: 45%;
    animation: pulse 2s infinite ease-in-out;
}
@keyframes pulse {
    0% { width: 30%; }
    50% { width: 70%; }
    100% { width: 30%; }
}
.status { font-size: 0.8rem; color: #64748b; }