/* ==========================================================
   Generic Overview
========================================================== */

.what-section {
    padding: 88px 50px;
    background: var(--white);
}

.what-section--white {
    background: var(--white);
}

.what-section--off-white {
    background: var(--off-white);
}

.overview-container {
    display: flex;
    align-items: center;
    gap: 50px;
    max-width: var(--content-max-width);;
    margin: 0 auto;
}

.what-header {
    flex: 1;
}

.what-header h2 {
    margin: 0 0 18px;
    font-size: var(--font-size-4xl);
    font-weight: var(--font-lightbold);
    line-height: 1.2;
    color: var(--color-black);
}

.what-header p {
    margin: 0;
    font-size: var(--font-size-lg);
    line-height: var(--line-height-body);
    color: var(--color-light-gray);
}

/* ==========================================================
   Paragraph Layout
========================================================== */

.overview-content {
    flex: 1;
    padding-top: 0;
}

.overview-content p {
    margin: 0 0 28px;
    font-size: var(--font-size-lg);
    line-height: 1.65;
    color: var(--color-gray);
}

.overview-content p:last-child {
    margin-bottom: 0;
}

.overview-content__link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
    color: var(--green);
    font-size: var(--font-size-lg);
    font-weight: 600;
    text-decoration: none;
}

.overview-content__link svg {
    width: 18px;
    height: 18px;
    transition: transform 0.2s ease;
}

.overview-content__link:hover svg {
    transform: translateX(4px);
}

/* ==========================================================
   Feature Grid
========================================================== */

.challenge-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    flex: 2;
}

.challenge-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 20px;
    border-radius: var(--radius-lg);
    transition: 0.25s ease;
}

.challenge-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: auto;
    height: auto;
    flex-shrink: 0;
    color: var(--green);
}

.challenge-icon svg {
    width: 24px;
    height: 24px;
}

.challenge-content {
    flex: 1;
}

.challenge-content h3 {
    margin: 0 0 10px;
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-black);
}

.challenge-content p {
    margin: 0;
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--color-light-gray);
}

/* ==========================================================
   Row Aligned Feature Grid
========================================================== */

/* Cards dissolve into the grid so every card's first point shares a row
   with the other cards' first point, and so on down the column. */

.challenge-grid--aligned {
    padding: 20px;
    column-gap: 40px;
    row-gap: 0;
    align-items: start;
}

.challenge-card--aligned {
    display: contents;
}

.challenge-card--aligned > * {
    grid-column: var(--challenge-column);
}

.challenge-card__head {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 10px;
}

.challenge-point {
    margin: 0 0 24px;
    padding-left: 44px;
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--color-light-gray);
}

.challenge-point:last-child {
    margin-bottom: 0;
}

/* ==========================================================
   Responsive
========================================================== */

@media (max-width: 1024px) {
    .overview-container {
        flex-direction: column;
        gap: 40px;
    }

    .what-header {
        padding-top: 0;
    }

    .challenge-grid {
        grid-template-columns: 1fr;
    }

    /* One column: cards stack as normal blocks, so the shared-row
       placement above no longer applies. */
    .challenge-grid--aligned {
        padding: 0;
    }

    .challenge-card--aligned {
        display: block;
    }

    .overview-content {
        padding-top: 0;
    }
}

@media (max-width: 768px) {
    .what-section {
        padding: 50px 24px;
    }

    .overview-container {
        gap: 0px;
    }

    .what-header {
        padding-top: 0;
    }

    .overview-content p {
        margin-bottom: 22px;
    }

    .challenge-card {
        gap: 16px;
        padding: 24px 0;
    }

}