/* ManageLayout — shared tokens for account shell (used by layout + child pages) */

.manage-account {
    --manage-bg: #1e3c72;
    --manage-bg-soft: #2a5298;
    --manage-accent: #007bff;
    --manage-text: #ffffff;
    --manage-text-muted: #c9dcff;
    --manage-card: #ffffff;
    --manage-card-border: #dee2e6;
    --manage-input-bg: #f8fafc;

    /* Spacing scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;

    /* Corners */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;

    /* Elevation */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 16px rgba(30, 60, 114, 0.12);

    /* Layout rhythm */
    --manage-page-gutter: clamp(1rem, 3vw, 1.5rem);
    --manage-content-max: 1200px;

    min-height: 60vh;
}

.manage-header {
    background: linear-gradient(135deg, var(--manage-bg-soft) 0%, var(--manage-bg) 100%);
    padding: var(--space-5) var(--manage-page-gutter) var(--space-6);
    margin: 0 calc(-1 * var(--manage-page-gutter)) var(--space-5);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    box-shadow: 0 8px 24px rgba(30, 60, 114, 0.35);
}

.manage-header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.manage-header-icon {
    font-size: 2.5rem;
    line-height: 1;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.manage-title {
    font-family: 'Racing Sans One', sans-serif;
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--manage-text);
    margin: 0 0 0.2rem 0;
    letter-spacing: 0.02em;
}

.manage-subtitle {
    font-size: 0.95rem;
    color: var(--manage-text-muted);
    margin: 0;
}

.manage-body {
    max-width: var(--manage-content-max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(220px, 240px) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: start;
}

.manage-body--no-sidebar {
    grid-template-columns: 1fr;
}

.manage-sidebar {
    position: sticky;
    top: var(--space-4);
    align-self: start;
}

.manage-main {
    min-width: 0;
}

@media (max-width: 768px) {
    .manage-body {
        display: flex;
        flex-direction: column;
        gap: var(--space-5);
    }

    .manage-main {
        order: 1;
    }

    .manage-sidebar {
        order: 2;
        position: static;
        top: auto;
    }

    .manage-header {
        padding: var(--space-4) var(--manage-page-gutter) var(--space-5);
        margin: 0 calc(-1 * var(--manage-page-gutter)) var(--space-4);
        border-radius: 0 0 var(--radius-md) var(--radius-md);
    }

    .manage-header-content {
        flex-wrap: wrap;
        gap: var(--space-3);
    }

    .manage-header-icon {
        font-size: 2rem;
    }

    .manage-title {
        font-size: 1.5rem;
    }

    .manage-main > h3 {
        font-size: 1.35rem;
    }
}

/* Simple placeholder subpages: direct h3 + alert under .manage-main */
.manage-main > h3 {
    max-width: 40rem;
    font-family: 'Racing Sans One', sans-serif;
    font-size: 1.5rem;
    font-weight: 400;
    line-height: 1.2;
    color: #1a2332;
    margin: 0 0 var(--space-5, 1.5rem) 0;
    letter-spacing: 0.02em;
}

.manage-main > .alert {
    max-width: 40rem;
    padding: var(--space-4, 1rem);
    border-radius: var(--radius-md, 12px);
    font-size: 0.9375rem;
    line-height: 1.45;
}

.manage-main > .alert-info {
    background: rgba(30, 60, 114, 0.08);
    border: 1px solid rgba(30, 60, 114, 0.2);
    color: #1e3c72;
}

.manage-main > .alert-danger {
    background: rgba(180, 35, 24, 0.06);
    border: 1px solid rgba(180, 35, 24, 0.2);
    color: #9b2c23;
}