.event-area {
    background-color: #fff6d8;
    padding: 80px 20px;
    position: relative;
}

.event-flower {
    position: fixed;
    bottom: 0;

    width: 240px;
    height: 240px;

    background: url("/img/flower.png") no-repeat center / contain;
    opacity: 0.8;
    pointer-events: none;

    z-index: 1;
    transform: translateY(0);
    bottom: -8px;
}

.event-flower-right {
    right: 0;
}

.event-flower-left {
    left: 0;
    transform: scaleX(-1);
}

.event-container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.event-heading {
    text-align: center;
    font-size: 28px;
    margin-bottom: 12px;
}

.event-description {
    text-align: center;
    font-size: 15px;
    color: #555;
    margin-bottom: 60px;
}

/* カード */
.event-card {
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 64px;
}

.event-textbox {
    margin-bottom: 24px;
}

.event-textbox h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.event-textbox p {
    font-size: 14px;
    line-height: 1.8;
    color: #555;
}

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

.photo-grid {
    display: grid;
    gap: 16px;
    align-items: center;
}

.event-photo {
    width: 100%;
    height: auto;
    border-radius: 12px;
    display: block;
}

.grid-four {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    column-gap: 24px;
    row-gap: 24px;
}

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

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

/* =========================
   スマホ対応（768px以下）
========================= */
@media screen and (max-width: 768px) {

    .event-area {
        padding: 56px 16px;
    }

    .event-flower {
        width: 160px;
        height: 160px;
        opacity: 0.7;
        bottom: -5px;
    }

    .event-flower-right {
        right: -24px;
    }

    .event-flower-left {
        left: -24px;
    }

    .event-heading {
        font-size: 22px;
        margin-bottom: 10px;
    }

    .event-description {
        font-size: 14px;
        margin-bottom: 40px;
        line-height: 1.8;
    }

    .event-card {
        padding: 24px;
        margin-bottom: 48px;
    }

    .event-textbox h3 {
        font-size: 18px;
    }

    .event-textbox p {
        font-size: 14px;
        line-height: 1.9;
    }

    .grid-four,
    .grid-two,
    .grid-five {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .event-photo {
        border-radius: 10px;
    }
}