/* Shared typography, navigation and footer come from ../css/hub.css. */
.main-content {
    padding-bottom: 32px;
}

.flashcards-hero {
    padding-block: 12px 18px;
}

.flashcards-hero__title {
    margin: 0;
    color: var(--color-title);
    font-size: clamp(30px, 3.55vw, 48px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -1px;
}

.flashcards-hero__highlight {
    display: inline-block;
    text-decoration: underline;
    text-decoration-color: var(--color-turquoise);
    text-decoration-thickness: 3px;
    text-underline-offset: 7px;
}

.flashcards-hero__text {
    margin: 12px 0 0;
    color: var(--color-text-secondary);
    font-size: clamp(15px, 1.55vw, 19px);
    line-height: 1.5;
}

/* One featured card and a two-by-two secondary grid. */
.flashcards-bento {
    display: grid;
    grid-template-columns: minmax(0, .97fr) minmax(0, 1.03fr);
    gap: 14px;
}

.flashcards-bento__secondary {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.flashcard-card {
    position: relative;
    display: grid;
    min-width: 0;
    padding: 20px;
    overflow: hidden;
    isolation: isolate;
    border-radius: 16px;
    color: var(--color-title);
    box-shadow: 0 12px 26px color-mix(in srgb, var(--color-title) 6%, transparent);
    transition: box-shadow 200ms ease, transform 200ms ease;
}

.flashcard-card__content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    min-width: 0;
}

.flashcard-card__title {
    margin: 0;
    color: var(--color-title);
    font-size: clamp(18px, 1.85vw, 24px);
    font-weight: 800;
    letter-spacing: -.7px;
    line-height: 1.2;
}

.flashcard-card__description {
    margin: 7px 0 16px;
    font-size: clamp(11px, 1.05vw, 13px);
    line-height: 1.5;
}

/* Reserve a separate lower row for the CTA and illustration. */
.flashcards-bento__secondary .flashcard-card__content {
    padding-bottom: 62px;
}

.flashcard-card__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    min-height: 36px;
    padding: 0 20px;
    border-radius: 999px;
    background: var(--color-card);
    box-shadow: 0 5px 12px color-mix(in srgb, var(--color-title) 10%, transparent);
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.flashcards-bento__secondary .flashcard-card__button {
    position: absolute;
    bottom: 0;
    left: 0;
}

.flashcard-card__button span {
    font-size: 21px;
    font-weight: 400;
    line-height: 1;
    transition: transform 180ms ease;
}

.flashcard-card:hover .flashcard-card__button span,
.flashcard-card:focus-visible .flashcard-card__button span {
    transform: translateX(4px);
}

.flashcard-card__image {
    display: block;
    object-fit: contain;
    pointer-events: none;
    user-select: none;
}

.flashcard-card__image--small {
    position: absolute;
    right: 8px;
    bottom: 8px;
    width: calc(100% - 128px);
    max-width: 106px;
    height: 82px;
}

.flashcard-card--verbs {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    padding: 28px;
    background: linear-gradient(125deg, var(--color-green)0%, var(--color-green-light)150%);
}

.flashcard-card--verbs::after {
    position: absolute;
    z-index: -1;
    right: -10%;
    bottom: -125px;
    width: 110%;
    height: 180px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--color-green-light) 40%, transparent);
    content: "";
    transform: rotate(8deg);
}

.flashcard-card--verbs .flashcard-card__content {
    position: static;
    padding-top: 44px;
}

.flashcard-card__badge {
    position: absolute;
    top: 26px;
    left: 28px;
    padding: 5px 14px;
    border-radius: 999px;
    color: var(--color-title);
    background: color-mix(in srgb, var(--color-card) 88%, transparent);
    font-size: 11px;
    font-weight: 600;
}

.flashcard-card__title--large {
    font-size: clamp(36px, 3.6vw, 48px);
    letter-spacing: -1.4px;
}

.flashcard-card__description--large {
    margin: 8px 0 30px;
    font-size: clamp(13px, 1.35vw, 17px);
    line-height: 1.4;
}

.flashcard-card__button--dark {
    min-height: 44px;
    padding-inline: 24px;
    color: var(--color-card);
    background: var(--color-text);
    font-size: 14px;
}

.flashcard-card__image--verbs {
    width: 125%;
    max-width: none;
    height: 300px;
    justify-self: center;
}

.flashcard-card--prepositions {
    background: linear-gradient(135deg, var(--color-lavender-light), var(--color-lavender));
}

.flashcard-card--phrasal {
    background: linear-gradient(135deg, var(--color-green-light) 40%, var(--color-background) 200%);
}


.flashcard-card--toefl {
    background: linear-gradient(135deg, var(--color-blue-light), var(--color-turquoise));
}

.flashcard-card--everyday {
  background: linear-gradient(135deg, var(--color-lavender-light) 40%, var(--color-background) 150%);
}

.flashcard-card:focus-visible {
    outline: 3px solid var(--color-title);
    outline-offset: 4px;
}

.flashcard-card:hover,
.flashcard-card:focus-visible {
    z-index: 3;
    transform: translateY(-4px);
    box-shadow: 0 22px 44px color-mix(in srgb, var(--color-title) 15%, transparent);
}

@media (max-width: 1100px) and (min-width: 901px) {
    .flashcard-card {
        padding: 16px;
    }

    .flashcard-card--verbs {
        padding: 24px;
    }

    .flashcard-card__title {
        font-size: 18px;
    }
}

@media (max-width: 900px) {
    .flashcards-hero {
        padding-block: 22px;
    }

    .flashcards-bento {
        grid-template-columns: 1fr;
    }

    .flashcard-card--verbs {
        min-height: 310px;
    }

    .flashcard-card__title {
        font-size: 23px;
    }

    .flashcard-card__title--large {
        font-size: 42px;
    }

    .flashcard-card__description {
        font-size: 14px;
    }

    .flashcard-card__description--large {
        font-size: 17px;
    }
}

@media (max-width: 620px) {
    .flashcards-bento__secondary {
        grid-template-columns: 1fr;
    }

    .flashcard-card {
        padding: 22px;
    }

    .flashcard-card--verbs {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .flashcard-card--verbs .flashcard-card__content {
        padding-top: 42px;
    }

    .flashcard-card__badge {
        top: 22px;
        left: 22px;
    }

    .flashcard-card__description--large {
        margin-bottom: 20px;
    }

    .flashcard-card__image--verbs {
        width: min(calc(100% + 44px), 420px);
        height: auto;
        margin-bottom: -22px;
    }

    .flashcard-card__image--small {
        right: 16px;
        bottom: 12px;
        max-width: 112px;
        height: 86px;
    }
}

/* Scale these compositions with the card, including on single-column layouts. */
.flashcards-bento__secondary .flashcard-card {
    container-type: inline-size;
    aspect-ratio: 1.57;
    padding: 0;
}

.flashcards-bento__secondary .flashcard-card__content {
    position: absolute;
    inset: 12.5% 8%;
    padding-bottom: 0;
}

.flashcards-bento__secondary .flashcard-card__title {
    font-size: 8.4cqw;
    letter-spacing: -.025em;
}

.flashcards-bento__secondary .flashcard-card__description {
    margin: 2.9cqw 0 0;
    font-size: 4.6cqw;
    line-height: 1.5;
}

.flashcards-bento__secondary .flashcard-card__button {
    min-height: 13.4cqw;
    padding-inline: 7.5cqw;
    gap: 5cqw;
    font-size: 4.6cqw;
}

.flashcards-bento__secondary .flashcard-card__button span {
    font-size: 6.7cqw;
}

.flashcard-card--prepositions .flashcard-card__image--small {
    right: 2%;
    bottom: -9%;
    width: 36%;
    max-width: none;
    height: auto;
}

.flashcard-card--phrasal .flashcard-card__image--small {
    right: 1%;
    bottom: -3%;
    width: 45%;
    max-width: none;
    height: auto;
}

.flashcard-card--toefl .flashcard-card__image--small {
    right: 3%;
    bottom: 3%;
    width: 44%;
    max-width: none;
    height: auto;
}

.flashcard-card--everyday .flashcard-card__title {
    font-size: 8cqw;
    white-space: nowrap;
}

.flashcard-card--everyday .flashcard-card__image--small {
    right: 3%;
    bottom: 1%;
    width: 46%;
    max-width: none;
    height: auto;
}

@media (prefers-reduced-motion: reduce) {
    .flashcard-card,
    .flashcard-card__button span {
        transition: none;
    }

    .flashcard-card:hover,
    .flashcard-card:focus-visible,
    .flashcard-card:hover .flashcard-card__button span,
    .flashcard-card:focus-visible .flashcard-card__button span {
        transform: none;
    }
}