body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont;
    background: #0f172a;
    color: #e5e7eb;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
}

.card {
    background: #020617;
    border-radius: 12px;
    padding: 24px 28px;
    width: 360px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,.5);
}

h1 {
    font-size: 18px;
    margin-bottom: 8px;
}

.status {
    margin-bottom: 16px;
    font-weight: 600;
}

.status span {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
}

.READY { background: #16a34a; }
.QR { background: #ca8a04; }
.INIT { background: #64748b; }
.DISCONNECTED { background: #dc2626; }

img {
    width: 260px;
    height: 260px;
    margin-top: 12px;
    display: none;
    background: white;
    padding: 8px;
    border-radius: 8px;
}

.hint {
    font-size: 13px;
    opacity: 0.8;
    margin-top: 12px;
}