/*-----------------------------------------------
	modelhouse-energy (V2H・蓄電池 紹介セクション)
	※ .modelhouse-energy 配下のみに適用
-----------------------------------------------*/
.modelhouse-energy{
    --mhe-text: #333333;
    --mhe-text-sub: #555555;
    --mhe-border: #e3e6e5;
    --mhe-accent: #36b5ac;       /* 既存「アクセス」ボタンの色 */
    --mhe-accent-text: #17807a;  /* 白背景で文字に使う濃いめのアクセント */
    --mhe-cta: #ff9e01;          /* 既存「見学予約フォーム」ボタンの色 */

    padding: 70px 0 60px;
    background: #fff;
    color: var(--mhe-text);
    font-size: 16px;
    line-height: 1.9;
    letter-spacing: 0.04em;
}
.modelhouse-energy__inner{
    width: calc(100% - 32px);
    max-width: 1000px;
    margin: 0 auto;
}
.modelhouse-energy img{
    display: block;
    max-width: 100%;
    height: auto;
}

/* 1. メイン紹介 */
.modelhouse-energy__hero{
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px;
    align-items: center;
}
.modelhouse-energy__label{
    display: inline-block;
    padding: 2px 14px;
    border-radius: 3px;
    background: #CC0000;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.6;
    letter-spacing: 0.12em;
}
.modelhouse-energy__title{
    margin: 16px 0 0;
    font-size: 34px;
    font-weight: 700;
    line-height: 1.45;
    letter-spacing: 0.04em;
}
.modelhouse-energy__title-accent{
    color: var(--mhe-accent-text);
}
.modelhouse-energy__lead{
    margin: 20px 0 0;
    font-size: 15px;
    line-height: 2;
    letter-spacing: 0.02em;
}
.modelhouse-energy__visual{
    position: relative;
    margin: 0;
    container-type: inline-size;
}
.modelhouse-energy__photo{
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    border-radius: 4px;
}
.modelhouse-energy__badge{
    position: absolute;
    top: -12px;
    right: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 33.333333%;
    height: auto;
    margin: 0;
    padding: 8px 2px;
    border: 2px solid var(--mhe-accent);
    border-radius: 6px;
    background: #fff;
    color: var(--mhe-text);
    font-size: 3cqw;
    font-weight: 700;
    line-height: 1.45;
    letter-spacing: 0;
    text-align: center;
    white-space: nowrap;
}
.modelhouse-energy__badge-body{
    display: block;
}
/* 吹き出しのしっぽ */
.modelhouse-energy__badge::after{
    content: "";
    position: absolute;
    bottom: -7px;
    left: 18px;
    width: 12px;
    height: 12px;
    border-left: 2px solid var(--mhe-accent);
    border-bottom: 2px solid var(--mhe-accent);
    background: #fff;
    transform: rotate(-45deg);
}
.modelhouse-energy__badge-strong{
    display: block;
    color: var(--mhe-accent-text);
    font-size: 3.2cqw;
}

/* 2・3 共通ブロック */
.modelhouse-energy__block{
    margin-top: 56px;
    padding-top: 48px;
    border-top: 1px solid var(--mhe-border);
}
.modelhouse-energy__block + .modelhouse-energy__block{
    margin-top: 48px;
}
.modelhouse-energy__heading{
    margin: 0;
    padding-left: 14px;
    border-left: 4px solid var(--mhe-accent);
    font-size: 24px;
    font-weight: 700;
    line-height: 1.45;
}
.modelhouse-energy__nowrap{
    display: inline-block;
}
.modelhouse-energy__text{
    margin: 12px 0 0;
    color: var(--mhe-text-sub);
    font-size: 15px;
    line-height: 1.9;
}
.modelhouse-energy__item-title{
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
}
.modelhouse-energy__item-text{
    margin: 6px 0 0;
    color: var(--mhe-text-sub);
    font-size: 14px;
    line-height: 1.6;
    letter-spacing: 0.02em;
}

/* 2. エネルギーの流れ */
.modelhouse-energy__flow{
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 28px;
    margin: 28px 0 0;
    padding: 0;
    list-style: none;
}
.modelhouse-energy__flow-item{
    position: relative;
    padding: 20px 8px 18px;
    border: 1px solid var(--mhe-border);
    border-radius: 4px;
    text-align: center;
}
.modelhouse-energy__flow-item:not(:last-child)::after{
    content: "+";
    position: absolute;
    top: 50%;
    right: -22px;
    color: var(--mhe-accent);
    font-size: 28px;
    font-weight: 700;
    line-height: 1;
    transform: translateY(-50%);
}
.modelhouse-energy__flow-icon{
    width: 72px;
    margin: 10px auto 8px;
}

/* 3. 停電時に体感できること */
.modelhouse-energy__experience{
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin: 28px 0 0;
    padding: 0;
    list-style: none;
}
.modelhouse-energy__experience-item{
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 14px;
    border: 1px solid var(--mhe-border);
    border-radius: 4px;
}
.modelhouse-energy__experience-icon{
    flex-shrink: 0;
    width: 56px;
}
.modelhouse-energy__experience-icons{
    display: inline-flex;
    flex-direction: row;
    flex-wrap: nowrap;
    flex: 0 0 136px;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.modelhouse-energy__experience-icon--aircon{
    width: 72px;
}
.modelhouse-energy__experience-item .modelhouse-energy__item-text{
    margin-top: 2px;
    font-size: 13px;
}

/* 4. CTA(既存 .btnBox .form を流用し、幅だけ調整) */
.modelhouse-energy__cta-message{
    margin: 48px 0 14px;
    color: var(--mhe-accent-text);
    font-size: 18px;
    font-weight: 700;
    line-height: 1.6;
    text-align: center;
}
.modelhouse-energy__actions.btnBox{
    justify-content: center;
    width: auto;
    margin-top: 0;
}
.modelhouse-energy__actions.btnBox .form{
    width: 100%;
    max-width: 680px;
    height: 80px;
    font-size: 20px;
    line-height: 80px;
    letter-spacing: 1px;
}

@media only screen and (max-width:767px){
    .modelhouse-energy{
        padding: 44px 0 40px;
        font-size: 14px;
    }

    .modelhouse-energy__hero{
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .modelhouse-energy__title{
        margin-top: 12px;
        font-size: 24px;
    }
    .modelhouse-energy__lead{
        margin-top: 14px;
        font-size: 14px;
        line-height: 1.85;
    }
    .modelhouse-energy__badge{
        padding: 6px 2px;
    }
    .modelhouse-energy__badge::after{
        bottom: -6px;
        left: 14px;
        width: 10px;
        height: 10px;
    }

    .modelhouse-energy__block{
        margin-top: 40px;
        padding-top: 32px;
    }
    .modelhouse-energy__block + .modelhouse-energy__block{
        margin-top: 32px;
    }
    .modelhouse-energy__heading{
        padding-left: 10px;
        font-size: 18px;
    }
    .modelhouse-energy__text{
        font-size: 14px;
        line-height: 1.8;
    }
    .modelhouse-energy__item-title{
        font-size: 15px;
    }
    .modelhouse-energy__item-text{
        margin-top: 2px;
        font-size: 13px;
    }

    /* 4項目: 1列・アイコン左 / 下向きの＋でつなぐ */
    .modelhouse-energy__flow{
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 20px;
    }
    .modelhouse-energy__flow-item{
        display: grid;
        grid-template-columns: 48px minmax(0, 1fr);
        grid-template-rows: auto auto;
        column-gap: 14px;
        align-items: center;
        padding: 10px 14px;
        text-align: left;
    }
    .modelhouse-energy__flow-item:not(:last-child)::after{
        top: auto;
        right: auto;
        bottom: -20px;
        left: 50%;
        font-size: 24px;
        line-height: 20px;
        transform: translateX(-50%);
    }
    .modelhouse-energy__flow-icon{
        grid-column: 1;
        grid-row: 1 / 3;
        width: 48px;
        margin: 0;
    }
    .modelhouse-energy__flow-item .modelhouse-energy__item-title{
        grid-column: 2;
        align-self: end;
    }
    .modelhouse-energy__flow-item .modelhouse-energy__item-text{
        grid-column: 2;
        align-self: start;
    }

    /* 2項目: 2列・アイコン上 */
    .modelhouse-energy__experience{
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
        margin-top: 20px;
    }
    .modelhouse-energy__experience-item{
        flex-direction: column;
        gap: 6px;
        padding: 14px 8px;
        text-align: center;
    }
    .modelhouse-energy__experience-icon{
        width: 44px;
    }
    .modelhouse-energy__experience-icons{
        flex-basis: auto;
        gap: 4px;
    }
    .modelhouse-energy__experience-icon--aircon{
        width: 60px;
    }

    .modelhouse-energy__cta-message{
        margin: 32px 0 12px;
        font-size: 15px;
    }
    .modelhouse-energy__actions.btnBox .form{
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        min-width: 0;
        height: auto;
        min-height: 56px;
        margin-bottom: 0;
        padding: 10px 28px 10px 14px;
        font-size: 14px;
        line-height: 1.5;
        letter-spacing: 0;
    }
    .modelhouse-energy__actions.btnBox .form::before{
        flex-shrink: 0;
    }
}