body {
    margin: 0;
    font-family: var(--font-body);
    background-color: var(--color-bg-body);
    color: var(--color-text-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.app-frame {
    min-height: 100vh;
    background-color: var(--color-bg-body);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: calc(var(--space-3)) calc(var(--space-5));
    background-color: var(--color-primary);
    color: #ffffff;
    box-shadow: var(--shadow-md);
}

.navbar__brand {
    font-weight: 600;
    font-family: var(--font-heading);
}

.navbar__list {
    display: flex;
    gap: var(--space-4);
    list-style: none;
    margin: 0;
    padding: 0;
}

.navbar__link {
    color: inherit;
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-base);
}

.navbar__link:hover,
.navbar__link:focus-visible {
    text-decoration: underline;
}

.page-container {
    padding: var(--space-6);
}

.metrics-card {
    background-color: var(--color-bg-surface);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-5);
}

.metrics-card__title {
    margin: 0 0 var(--space-2);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.metrics-card__value {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text-primary);
    font-family: var(--font-heading);
}

.metrics-card__subtitle {
    margin: var(--space-1) 0 0;
    color: var(--color-text-muted);
}

.info-panel {
    background-color: var(--color-bg-surface);
    padding: var(--space-5);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

/* Simple modal overlay for permission dialogs */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    z-index: 9999;
}

.modal-content {
    width: 100%;
    max-width: 520px;
    background: #ffffff;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    padding: 28px 24px;
    text-align: center;
}

.modal-content h2 {
    margin: 0 0 8px;
}

.modal-content p {
    color: var(--color-gray-600);
    margin: 0 0 16px;
}