/* .edu-container is the main bounding box for the education single-page app view */
.edu-container {
    max-width: 1536px;
    margin: 0 auto;
    padding: 0 1rem;
    font-family: inherit;
    color: var(--color-text-primary);
}

@media (min-width: 640px) {
    .edu-container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .edu-container {
        padding: 0 2rem;
    }
}

.edu-layout-inner {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

@media (min-width: 1024px) {
    .edu-layout-inner {
        flex-direction: row;
    }
}

/* Sidebar - desktop only */
.edu-sidebar {
    display: none;
    flex-shrink: 0;
}

@media (min-width: 1024px) {
    .edu-sidebar {
        display: block;
        width: 16rem;
        min-height: 100vh;
        padding: 2.5rem 2rem 2.5rem 0;
        border-right: 1px solid var(--color-border);
    }
}

/* Labels: full on desktop, short handled by subnav */
.nav-label-short {
    display: none;
}

.nav-label-full {
    display: block;
}

.edu-sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2.5rem;
}

.edu-sidebar-logo-icon {
    width: 2rem;
    height: 2rem;
    background-color: var(--color-text-primary);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-contrast);
}

.edu-sidebar-logo-text {
    font-size: 1.125rem;
    font-weight: 800;
    letter-spacing: -0.05em;
}

.edu-sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.edu-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 0.75rem;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all 0.2s;
}

.edu-nav-item.active {
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.edu-nav-item:hover:not(.active) {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

.edu-sidebar-divider {
    height: 1px;
    background-color: var(--color-border);
    margin: 2rem 0;
}

.edu-nav-subhead {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0 1rem;
    margin-bottom: 1rem;
}

.edu-nav-badge {
    margin-left: auto;
    background-color: var(--color-accent);
    color: var(--color-primary-contrast);
    font-size: 0.625rem;
    font-weight: 800;
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
}

.edu-sidebar-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    margin-top: 2rem;
    border-radius: 0.75rem;
    cursor: pointer;
}

.edu-sidebar-profile:hover {
    background-color: var(--color-bg-secondary);
}

.edu-profile-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    background-color: var(--color-bg-tertiary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--color-text-primary);
}

/* Main Content */
.edu-main {
    flex: 1;
    padding: 2rem 0;
    padding-bottom: 5rem;
    min-width: 0;
}

@media (min-width: 1024px) {
    .edu-main {
        padding: 2.5rem 0 2.5rem 3rem;
    }
}

@media (min-width: 1280px) {
    .edu-main {
        padding: 3rem 0 3rem 4rem;
    }
}

/* Utilities */
.material-icons-outlined {
    font-family: 'Material Icons Outlined';
    font-weight: normal;
    font-style: normal;
    font-size: 1.5rem;
    line-height: 1;
    letter-spacing: normal;
    text-transform: none;
    display: inline-block;
    white-space: nowrap;
    word-wrap: normal;
    direction: ltr;
    -webkit-font-feature-settings: 'liga';
    -webkit-font-smoothing: antialiased;
}

.card-image {
    view-transition-name: card-image;
}