* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
    margin: 0;
}

body {
    font-family:
        Inter,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    background: #f5f7fb;
    color: #172033;
}

button,
a,
select {
    font: inherit;
}

#app {
    min-height: 100vh;
}

.system-message,
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.error-card {
    width: min(100%, 480px);
    padding: 32px;
    border-radius: 16px;
    background: #ffffff;
    text-align: center;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.08);
}

.loader {
    width: 38px;
    height: 38px;
    margin: 0 auto 16px;
    border: 4px solid #dce3ec;
    border-top-color: #172033;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.qr-page {
    width: min(100%, 640px);
    min-height: 100vh;
    margin: 0 auto;
    padding: 32px 20px;
    background: #ffffff;
}

.qr-page__header {
    margin-bottom: 24px;
    text-align: center;
}

.qr-page__title {
    margin: 0 0 10px;
    font-size: 28px;
}

.qr-page__description {
    margin: 0;
    color: #5b6578;
    line-height: 1.6;
}

.qr-actions {
    display: grid;
    gap: 12px;
    margin-top: 28px;
}

.qr-action {
    display: block;
    width: 100%;
    padding: 14px 18px;
    border: 0;
    border-radius: 10px;
    background: #172033;
    color: #ffffff;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
}

.qr-action:hover {
    opacity: 0.92;
}

.advanced-hero {
    padding: 28px 20px;
    border-radius: 20px;
    background: linear-gradient(135deg, #eef2ff, #f0fdfa);
}

.profile-badge {
    display: inline-block;
    margin-bottom: 12px;
    padding: 5px 10px;
    border-radius: 999px;
    background: #d1fae5;
    color: #065f46;
    font-size: 13px;
    font-weight: 700;
}

.profile-role {
    margin: -2px 0 12px;
    color: #4338ca;
    font-weight: 700;
}

.language-panel,
.profile-facts {
    display: grid;
    gap: 12px;
    margin-top: 22px;
    padding: 18px;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
}

.language-panel label {
    font-weight: 700;
}

.language-panel select {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    background: #fff;
}

.qr-action--accent {
    background: #4f46e5;
}

.profile-facts p {
    margin: 0;
    line-height: 1.5;
}

.advanced-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin: 22px 0;
}

.advanced-actions a,
.advanced-actions button {
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    background: #fff;
    color: #172033;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
}

.advanced-page details {
    margin-top: 10px;
    padding: 15px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
}

.advanced-page summary {
    cursor: pointer;
    font-weight: 700;
}

@media (max-width: 480px) {
    .advanced-actions {
        grid-template-columns: 1fr;
    }
}

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

.analytics-privacy-notice {
    margin: 1.5rem auto 0;
    max-width: 34rem;
    padding: 0 1rem 1rem;
    color: #667085;
    font-size: 0.72rem;
    line-height: 1.45;
    text-align: center;
}