/* Profile Styles */
.patient-profile { max-width: 720px; margin: 2rem auto; padding: 1.25rem; border: 1px solid #e5e7eb; border-radius: 12px; }
.patient-profile h2 { margin-top: 0; }
.patient-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.patient-row-1 { grid-template-columns: 1fr; }
.patient-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.patient-field label { font-weight: 600; }
.patient-input, .patient-textarea, .patient-select { padding: 10px; border: 1px solid #d1d5db; border-radius: 4px; }
.patient-button { padding: 10px 16px; border: 0; border-radius: 4px; cursor: pointer; }
.patient-primary { background: #111827; color: #fff; }
.patient-alert { padding: 10px 12px; border-radius: 4px; margin-bottom: 12px; }
.patient-alert-success { background: #ecfdf5; border: 1px solid #10b981; }
.patient-alert-error { background: #fef2f2; border: 1px solid #ef4444; }
.patient-id-display { background: #f3f4f6; padding: 12px; border-radius: 8px; margin-bottom: 16px; }
.patient-id-display strong { font-size: 1.1em; }
.patient-qr-container { text-align: center; margin: 20px 0; display: flex; justify-content: center; }
.patient-signout { margin-top: 16px; }
.patient-signout-btn { background: #dc2626; color: #fff; text-decoration: none; display: inline-block; }
.patient-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.patient-header h2 { margin: 0; }
.patient-readonly { background: #f9fafb; }

/* QR Code & Spinner */
#qr-container {
    position: relative;
    width: 300px; /* Fixed size to prevent layout shift */
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #fff;
}
#qr-img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    opacity: 0; /* Hidden until loaded */
    transition: opacity 0.3s ease;
}
#qr-container.ready #qr-img {
    opacity: 1;
}

.spinner {
    width: 34px;
    height: 34px;
    border-radius: 999px;
    border: 3px solid rgba(1,128,211,.25);
    border-top-color: rgba(1,128,211,1);
    animation: spin 0.9s linear infinite;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -17px;
    margin-left: -17px;
    z-index: 10;
}

#qr-container.ready .spinner { display: none; }

@keyframes spin { to { transform: rotate(360deg); } }