/* =========================================================
   Water Garden
   ========================================================= */
.sg-water_garden {
    padding: 0 0 60px;
}

/* -------------------------
   common
------------------------- */
.sg-water_garden .sgwg-section {
    margin: 0;
    padding: 0 0 70px;
}

.sg-water_garden .sgwg-bar-title {
    background: #85aec3;
    color: #fff;
    text-align: center;
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-weight: 500;
    font-size: clamp(18px, 2vw, 24px);
    line-height: 1.4;
    letter-spacing: .14em;
    margin: 0 0 40px;
    padding: 10px 20px;
}

.sg-water_garden .sgwg-sub-title {
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-size: 22px;
    font-weight: 600;
    line-height: 1.6;
    letter-spacing: .08em;
    color: #38657d;
    text-align: center;
    border-bottom: 1px solid rgba(0, 0, 0, .35);
    margin: 0 0 40px;
    padding-bottom: 5px;
}

.sg-water_garden .sgwg-lead {
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-weight: 500;
    font-size: clamp(15px, 1.6vw, 18px);
    line-height: 2;
    letter-spacing: .04em;
    text-align: center;
    margin: 0 auto;
}

.sg-water_garden figure {
    margin: 0;
}

.sg-water_garden img {
    display: block;
    width: 100%;
    height: auto;
}

.sg-water_garden figcaption {
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: .04em;
    text-align: center;
    margin-top: 10px;
}

/* -------------------------
   hero
------------------------- */
.sg-water_garden .sgwg-hero {
    max-width: 100%;
    margin: 0 0 50px;
}

.sg-water_garden .sgwg-hero-figure {
    overflow: hidden;
    margin: 0 0 30px;
}

.sg-water_garden .sgwg-hero-title {
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-weight: 600;
    font-size: clamp(18px, 4.2vw, 25px);
    line-height: 1.45;
    letter-spacing: .05em;
    text-align: center;
    margin: 0;
    padding: 0;
}

.sg-water_garden .sgwg-hero-lead {
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-weight: 600;
    text-align: center;
    line-height: 1.8;
    letter-spacing: .04em;
    margin: 20px auto;
}

/* -------------------------
   目次
------------------------- */
.sg-water_garden .sgwg-toc {
    display: grid;
    grid-template-columns: 100px 1fr;
    align-items: start;
    gap: 30px;
    max-width: 600px;
    box-sizing: border-box;
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    border: 1px solid rgba(0, 0, 0, .35);
    margin: 0 auto 70px;
    padding: 20px 40px;
}

.sg-water_garden .sgwg-sec-lead {
    text-align: left;
    font-size: 23px;
    font-weight: 600;
    letter-spacing: .08em;
    color: #38657d;
    margin: 0;
    line-height: 1.5;
}

.sg-water_garden .sgwg-toc-list {
    margin: 0;
    padding: 0 0 0 1.4em;
}

.sg-water_garden .sgwg-toc-list li {
    margin: 0;
    padding: 5px 0;
}

.sg-water_garden .sgwg-toc-list li::marker {
    color: #38657d;
}

.sg-water_garden .sgwg-toc-list a {
    display: block;
    text-decoration: none;
    color: #000;
    line-height: 1.7;
}

.sg-water_garden .sgwg-toc-list a:hover,
.sg-water_garden .sgwg-toc-list a:focus {
    opacity: 0.5;
}

/* -------------------------
   intro
------------------------- */
.sg-water_garden .sgwg-intro-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px;
    margin: 0 0 30px;
}

.sg-water_garden .sgwg-intro-card img {
    aspect-ratio: 3 / 2;
    object-fit: cover;
}

.sg-water_garden .sgwg-charm-lead {
    text-align: center;
    line-height: 1.9;
    letter-spacing: .04em;
    margin: 20px 0;
}

/* -------------------------
   type
------------------------- */
.sg-water_garden .sgwg-type-grid {
    display: grid;
    gap: 30px;
    margin: 30px 0 70px;
}

.sg-water_garden .sgwg-type-card {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 40px;
}

.sg-water_garden .sgwg-type-card img {
    aspect-ratio: 3 / 2;
    object-fit: cover;
}

.sg-water_garden .sgwg-type-title {
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-size: 22px;
    font-weight: 600;
    line-height: 1.6;
    letter-spacing: .08em;
    color: #38657d;
    border-bottom: 1px solid rgba(0, 0, 0, .35);
    margin: 10px 0;
    padding-bottom: 5px;
}

.sg-water_garden .sgwg-type-lead {
    line-height: 1.9;
    letter-spacing: .04em;
    margin: 0 0 20px;
}


/* -------------------------
   structure
------------------------- */
.sg-water_garden .sgwg-main-figure {
    max-width: 100%;
    margin: 30px 0;
}

.sg-water_garden .sgwg-main-figure img {
    aspect-ratio: auto;
    object-fit: cover;
}

.sg-water_garden .sgwg-structure-lead {
    text-align: center;
    line-height: 1.9;
    letter-spacing: .04em;
    margin: 20px 0 30px;
}

.sg-water_garden .sgwg-point-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 40px;
    margin: 0 0 50px;
    align-items: start;
}

.sg-water_garden .sgwg-point-card {
    display: grid;
    grid-template-rows: auto 1fr;
    gap: 0;
    align-items: start;
}

.sg-water_garden .sgwg-point-figure {
    width: 100%;
    aspect-ratio: 3 / 2;
    margin: 0 0 28px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sg-water_garden .sgwg-point-figure img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sg-water_garden .sgwg-point-label {
    display: grid;
    grid-template-rows: auto 1fr;
    align-content: start;
    gap: 0;
}

.sg-water_garden .sgwg-point-label h4 {
    min-height: 66px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-size: 22px;
    font-weight: 600;
    line-height: 1.5;
    letter-spacing: .08em;
    margin: 0;
}

.sg-water_garden .sgwg-point-label p {
    align-self: start;
    line-height: 1.9;
    letter-spacing: .03em;
    margin: 0;
}

/* -------------------------
   works
------------------------- */
.sg-water_garden .sgwg-works-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px 30px;
    margin: 0;
}

.sg-water_garden .sgwg-works-grid img {
    aspect-ratio: 3 / 2;
    object-fit: cover;
}


/* -------------------------
   FAQ
------------------------- */
/* アコーディオン全体 */
.sg-water_garden .sgwg-acc {
    display: grid;
    gap: 30px;
}

/* 1項目（枠） */
.sg-water_garden .sgwg-item {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, .35);
}

/* summary のデフォルトマーカーを消す */
.sg-water_garden .sgwg-item>summary {
    list-style: none;
}

.sg-water_garden .sgwg-item>summary::-webkit-details-marker {
    display: none;
}

/* 質問行 */
.sg-water_garden .sgwg-q {
    cursor: pointer;
    display: grid;
    grid-template-columns: 45px 1fr 45px;
    align-items: end;
    column-gap: 10px;
    user-select: none;
    padding: 15px 20px;
}

.sg-water_garden .sgwg-qmark {
    display: inline-flex;
    align-items: flex-end;
    justify-content: center;
    width: 45px;
    height: 45px;
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-weight: 600;
    font-size: 35px;
    letter-spacing: .06em;
}

.sg-water_garden .sgwg-qtext {
    font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
    font-weight: 500;
    font-size: 20px;
    line-height: 1.7;
    padding-bottom: 5px;
}

/* ＋ / － アイコン（CSSで描画） */
.sg-water_garden .sgwg-ico {
    position: relative;
    width: 44px;
    height: 44px;
    display: inline-block;
    justify-self: end;
}

.sg-water_garden .sgwg-ico::before,
.sg-water_garden .sgwg-ico::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    width: 18px;
    height: 2px;
    background: #38657d;
    transform: translate(-50%, -50%);
}

.sg-water_garden .sgwg-ico::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

/* open のときは「－」にする */
.sg-water_garden details[open] .sgwg-ico::after {
    opacity: 0;
}

.sg-water_garden details[open] .sgwg-q {
    border-bottom: 1px solid rgba(0, 0, 0, .35);
}

/* 回答 */
.sg-water_garden .sgwg-a {
    padding: 20px 30px;
}

.sg-water_garden .sgwg-a p {
    line-height: 1.9;
    margin: 0;
}

/* SP */
@media (max-width: 600px) {
    .sg-water_garden .sgwg-acc {
        gap: 18px;
    }

    .sg-water_garden .sgwg-q {
        grid-template-columns: 34px 1fr 34px;
        column-gap: 8px;
        padding: 12px 14px;
    }

    .sg-water_garden .sgwg-qmark {
        width: 34px;
        height: 34px;
        font-size: 26px;
    }

    .sg-water_garden .sgwg-qtext {
        font-size: 17px;
        line-height: 1.6;
        padding-bottom: 2px;
    }

    .sg-water_garden .sgwg-ico {
        width: 34px;
        height: 34px;
    }

    .sg-water_garden .sgwg-a {
        padding: 16px 18px;
    }
}

/* -------------------------
   combo
------------------------- */
.sg-water_garden .sgwg-combo-block {
    margin: 0;
    padding: 10px 0 50px;
}

.sg-water_garden .sgwg-combo-imgs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
    margin: 30px auto 0;
}

.sg-water_garden .sgwg-combo-imgs img {
    aspect-ratio: 3 / 2;
    object-fit: cover;
}

/* -------------------------
   button
------------------------- */
.sg-water_garden .sgwg-btn-wrap {
    text-align: center;
    margin: 30px 0 0;
}

.sg-water_garden .sgwg-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 320px;
    letter-spacing: .06em;
    line-height: 1.5;
    color: #fff;
    background: #38657d;
    padding: 15px 20px;
}

.sg-water_garden .sgwg-btn:hover,
.sg-water_garden .sgwg-btn:focus {
    opacity: .5;
}

/* -------------------------
   responsive
------------------------- */
@media (max-width: 900px) {
    .sg-water_garden .sgwg-section {
        padding-top: 34px;
    }

    .sg-water_garden .sgwg-intro-grid,
    .sg-water_garden .sgwg-point-grid,
    .sg-water_garden .sgwg-equipment-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 24px;
    }

    .sg-water_garden .sgwg-works-grid,
    .sg-water_garden .sgwg-combo-imgs {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sg-water_garden .sgwg-lead {
        text-align: left;
    }

    .sg-water_garden .sgwg-lead br {
        display: none;
    }
}

@media (max-width: 600px) {
    .sg-water_garden {
        padding-bottom: 44px;
    }

    .sg-water_garden .sgwg-pagehead {
        padding: 28px 0 22px;
    }

    .sg-water_garden .sgwg-section {
        padding-top: 30px;
    }

    .sg-water_garden .sgwg-bar-title {
        margin-bottom: 28px;
        padding: 9px 14px;
        letter-spacing: .08em;
    }

    .sg-water_garden .sgwg-sub-title {
        font-size: 20px;
        margin-bottom: 26px;
    }

    .sg-water_garden .sgwg-intro-grid,
    .sg-water_garden .sgwg-point-grid,
    .sg-water_garden .sgwg-equipment-grid,
    .sg-water_garden .sgwg-works-grid,
    .sg-water_garden .sgwg-combo-imgs {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .sg-water_garden .sgwg-hero-copy {
        font-size: clamp(26px, 9vw, 42px);
        letter-spacing: .08em;
    }

    .sg-water_garden .sgwg-main-figure img {
        aspect-ratio: 4 / 3;
    }

    .sg-water_garden .sgwg-combo-block {
        padding-bottom: 44px;
    }

    .sg-water_garden .sgwg-combo-block + .sgwg-combo-block {
        padding-top: 38px;
    }

    .sg-water_garden .sgwg-btn {
        width: 100%;
        max-width: 280px;
    }
}