.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.profile-container {
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.profile-header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
    text-align: left;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary);
    flex-shrink: 0;
}

.profile-info {
    flex: 1;
}

.profile-name {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.profile-university {
    font-size: 1rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.profile-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.stats-card {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.stats-card:hover {
    box-shadow: var(--shadow-md);
}

.stats-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: rgba(255, 109, 40, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.stats-info {
    flex: 1;
}

.stats-title {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0.25rem;
}

.stats-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
}

@media (max-width: 1024px) {
    .app-container {
        grid-template-columns: 240px 1fr;
    }
}

@media (max-width: 768px) {
    .app-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto 1fr;
    }

    .header {
        grid-column: 1 / 2;
        padding: 1rem;
    }

    .sidebar {
        grid-column: 1 / 2;
        grid-row: 2 / 3;
        height: auto;
        position: static;
        display: none;
    }

    .sidebar.active {
        display: flex;
    }

    .main-content {
        grid-column: 1 / 2;
        grid-row: 3 / 4;
        padding: 1.5rem;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .profile-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1.5rem;
    }

    .profile-info {
        text-align: center;
    }

    .profile-university {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .header-title {
        font-size: 1.25rem;
    }

    .header-actions {
        gap: 1rem;
    }

    .profile-stats {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 1.25rem;
    }

    .profile-name {
        font-size: 1.5rem;
    }

    .profile-avatar {
        width: 100px;
        height: 100px;
    }
}