* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    min-height: 0vw;
}

html {
    scroll-behavior: smooth;
}

a {
    text-decoration: none;
}

li {
    list-style: none;
}

body {
    background: var(--colorBase);
    font-family: "noto serif JP";
    color: var(--colorText);
    letter-spacing: var(--letterSpace);
    font-style: normal;
    overflow: auto;
}

button {
    cursor: pointer;
}

/*------------------------------*/
/* 変数 */
/*------------------------------*/

:root {
    --colorPrimary: #489074;
    --colorSecondary: #DFD6C5;
    --colorBase: #F6F6F2;
    --colorText: #384243;
    --h2FontSize: clamp(1.5rem, 1.273rem + 0.97vw, 2rem); 
    --h3FontSize: clamp(1rem, 0.773rem + 0.97vw, 1.5rem);
    --pFontSize: clamp(0.813rem, 0.727rem + 0.36vw, 1rem);
    --buttonPadding: 16px 40px;
    --letterSpace: 0.08em;
    --fontAudrey: "Audrey";
    --fontNotoSerif: "noto serif JP";
    --fontNotoSans: "noto sans JP";
}


/*------------------------------*/
/* menuボタン */
/*------------------------------*/

.hamburger-grid {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 1000;
    padding: 24px 10px;
    border: none;
    background: var(--colorPrimary);
    cursor: pointer;
}

.balloon3-right-btm {
    position: relative;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 90px;
    height: 70px;
    text-align: center;
    color: var(--colorPrimary);
    font-size: 20px;
    font-weight: bold;
    background: var(--colorBase);
    border-radius: 50%;
    font-family: var(--fontAudrey);
}

.balloon3-right-btm:before {
    content: "";
    position: absolute;
    bottom: -8px;
    right: -8px;
    margin-top: -15px;
    border: 15px solid transparent;
    border-left: 15px solid var(--colorBase);
    z-index: 0;
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
}

.nav-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(72, 144, 116, 0.96);
    visibility: hidden;
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 900;
}

.nav-grid.active {
    visibility: visible;
    opacity: 1;
}

.nav-grid__content {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
    max-width: 1200px;
    height: 100%;
    margin: 0 auto;
    padding: 100px 40px;
}

.nav-grid__sections {
    grid-column: span 12;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.nav-grid__section {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-grid.active .nav-grid__section {
    opacity: 1;
    transform: translateY(0);
}

.nav-grid.active .nav-grid__section:nth-child(1) {
    transition-delay: 0.2s;
}

.nav-grid.active .nav-grid__section:nth-child(2) {
    transition-delay: 0.3s;
}

.nav-grid__title {
    margin: 0 0 20px;
    color: #DAD343;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-family: var(--fontNotoSerif);
}

.nav-grid__list {
    margin: 0;
    padding: 0;
    list-style: none;
    font-family: var(--fontNotoSerif);
}

.nav-grid__list li {
    margin-bottom: 15px;
    overflow: hidden;
}

.nav-grid__link {
    display: inline-block;
    color: var(--colorBase);
    font-size: 24px;
    text-decoration: none;
    transform: translateY(100%);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                color 0.3s ease;
}

.nav-grid.active .nav-grid__link {
    transform: translateY(0);
}

.nav-grid__link:hover {
    color: #4a90e2;
}

@media (max-width: 768px) {
    .hamburger-grid {
        padding: 10px 4px;
    }
    
    .balloon3-right-btm {
        width: 60px;
        height: 50px;
        font-size: 14px;
        font-weight: 500;
    }
    
    .balloon3-right-btm:before {
        bottom: -10px;
        right: -10px;
    }

    .nav-grid__content {
        padding: 80px 20px;
    }

    .nav-grid__sections {
        grid-template-columns: 1fr;
    }

    .nav-grid__link {
        font-size: 20px;
    }
}


/*------------------------------*/
/* main visual */
/*------------------------------*/

.main__visual {
    width: 100%;
    height: auto;
    display: flex;
    justify-content: flex-start;
    position: relative;
}

.main__visual--container {
    display: flex;
}

.key-visual {
    width: 24.69vw;
    height: 81.02vh;
    object-fit: cover;
    object-position: center;
}

.main__visual--title {
    width: fit-content;
}

.main__visual--title h1 {
    position: relative;
}

.main__visual--title h1 img {
    width: 42.29vw;
    object-fit: contain;
    object-position: center;
    margin-top: clamp(9.5rem, 3.667rem + 12.15vw, 18.25rem);
    margin-left: clamp(3.75rem, -0.417rem + 8.68vw, 10rem);
}


.main__visual--title span {
    position: absolute;
    top: clamp(9.875rem, 3.125rem + 14.06vw, 20rem);
    right: clamp(-15.125rem, 0.292rem + -7.12vw, -12.25rem);
    font-family: var(--fontNotoSans);
    font-weight: bold;
    font-size: clamp(0.813rem, 0.767rem + 0.19vw, 1rem);
    color: var(--colorPrimary);
}

.main__visual--title span::before {
    content: "";
    display: inline-block;
    width: 40px;
    border-bottom: 2px solid var(--colorPrimary);
    transform: translate(-40%,-210%);
}

.main__visual--copy {
    width: clamp(11.375rem, -2.625rem + 29.17vw, 32.375rem);
    position: absolute;
    top: clamp(16.125rem, 3.208rem + 26.91vw, 35.5rem);
    left: clamp(17.375rem, -0.208rem + 36.63vw, 43.75rem);
    transform: rotate(-4.6deg);
}

.book01 {
    width: 18.75vw;
    object-fit: cover;
    object-position: center;
    margin: auto 0 0 auto;
}


@media (max-width: 768px) {
    .main__visual {
        flex-direction: column;
        gap: 56px;
    }

    .key-visual {
        width: 57.6vw;
        height: 100vh;
        object-position: 56% center;
    }

    .main__visual--title h1 {
        height: 100%;
        display: flex;
        justify-content: center;
    }

    .main__visual--title h1 img {
        position: absolute;
        top: 10vh;
        left: 50%;
        transform: translateX(-50%) rotate(90deg);
        width: clamp(250px, 50vw, 400px);
    }
    

    .main__visual--title span {
        height: fit-content;
        writing-mode: vertical-rl;
        top: 45vh;
        right: -23vw;
    }
    
    .main__visual--title span::before {
        display: none;
    }

    .main__visual--copy {
        width: 55.46vw;
        left: 20%;
        top: clamp(35rem, 30.229rem + 20.36vw, 40rem);
    }

    .book01 {
        width: 71.46vw;
        height: 11.33vh;
    }
}


/*------------------------------*/
/* about us */
/*------------------------------*/

.about-us {
    padding-block: clamp(4.063rem, 3.471rem + 2.52vw, 6.5rem) 80px;
    position: relative;
}

.about-us__text {
    width: 100%;
    max-width: clamp(18.75rem, 15.625rem + 13.33vw, 31.625rem);
    margin-left: clamp(1rem, -3.612rem + 19.68vw, 20rem);
}

.split  {
    font-family: var(--fontNotoSerif);
    font-size: clamp(0.813rem, 0.767rem + 0.19vw, 1rem);
    font-weight: 500;
    line-height: 200%;
    letter-spacing: var(--letterSpace);
    color: var(--colorText);
    margin-bottom: clamp(2rem, 1.636rem + 1.55vw, 3.5rem);
    will-change: transform;
}

.split * {
    will-change: transform;
}

.about-us__text p :last-of-type{
    margin-bottom: 0;
}

.about-us img {
    position: absolute;
    object-fit: cover;
    object-position: center;
}

.book02 {
    width: 8.54vw;
    height: 29.62vh;
    bottom: clamp(4.375rem, 0.431rem + 16.83vw, 20.625rem);
    left: 0;
}

.sub-visual {
    width: 26.14vw;
    height: 72.40vh;
    right: clamp(1rem, -1.245rem + 9.58vw, 10.25rem);
    bottom: clamp(4rem, 3.757rem + 1.04vw, 5rem);
    z-index: -2;
}

.third-visual {
    width: 24.27vw;
    height: 306px;
    height: clamp(7.5rem, 4.678rem + 12.04vw, 19.125rem);
    right: clamp(8.375rem, 3.217rem + 22.01vw, 29.625rem);
    bottom: clamp(5.75rem, 5.325rem + 1.81vw, 7.5rem);
    z-index: -1;
}


@media (max-width: 768px) {

    .about-us {
        padding-block: clamp(4.063rem, 3.471rem + 2.52vw, 6.5rem) 320px;
    }

    .book02 {
        display: none;
    }

    .sub-visual {
        width: 52vw;
        height: 80vw;
    }

    .third-visual {
        width: 48vw;
    }
}


/*------------------------------*/
/* description */
/*------------------------------*/

.description {
    background-color: var(--colorPrimary);
    padding-top: clamp(2rem, 1.879rem + 0.52vw, 2.5rem);
}

.description h2 {
    text-align: center;
    margin-bottom: clamp(1.5rem, 0.893rem + 2.59vw, 4rem);
}

.description h2 img {
    width: 27.34vw;
    object-fit: contain;
    object-position: center;
}

.description__sprit {
    display: flex;
    justify-self: center;
}

.description__sprit--left {
    display: flex;
    align-items: flex-end;
}

.description__sprit--left img {
    width: 20.83vw;
    object-fit: contain;
    object-position: center;
}

.description__comment-box {
    width: 31.45vw;
    height: fit-content;
    position: relative;
    display: inline-block;
    margin-bottom: 2rem;
    margin-left: 20px;
    padding: 16px;
    border: 3px solid var(--colorSecondary);
    border-radius: 8px;
    background-color: var(--colorBase);
    text-align: left;
    font-size: clamp(0.625rem, 0.534rem + 0.39vw, 1rem);
    font-family: var(--fontNotoSerif);
    font-weight: 400;
    line-height: 200%;
    color: var(--colorText);
}

.description__comment-box::before {
    content: "";
    position: absolute;
    top: 69%;
    left: 0;
    border-style: solid;
    border-width: 0 20px 20px 0;
    border-color: transparent var(--colorSecondary) transparent transparent;
    translate: -100% -50%;
    transform: skew(0, -53deg);
    transform-origin: right;
}

.description__comment-box::after {
    content: "";
    position: absolute;
    top: 69%;
    left: 0;
    border-style: solid;
    border-width: 0 15.2px 15.2px 0;
    border-color: transparent var(--colorBase) transparent transparent;
    translate: -100% calc(-50% - 0.4px);
    transform: skew(0, -53deg);
    transform-origin: right;
}


@media (max-width: 768px) {

    .description__sprit {
        width: 100%;
    }

    .description__sprit--left img {
        width: 50.133vw;
    }

    .description__comment-box {
        width: 100%;
        padding: 8px;
        transform: translateX(-12%);
    }
}


/*------------------------------*/
/* access */
/*------------------------------*/

.access {
    background-color: var(--colorSecondary);
    padding-block: clamp(3rem, 0.087rem + 12.43vw, 15rem);
}

.access h2 {
    text-align: center;
    margin-bottom: clamp(1.5rem, 0.893rem + 2.59vw, 4rem);
}

.access h2 img {
    width: 14.27vw;
    object-fit: contain;
    object-position: center;
}

.access__map {
    display: flex;
    justify-content: center;
}

.access__map iframe {
    width: 60.41vw;
    height: 37.03vh;
    margin-bottom: clamp(1rem, 0.15rem + 3.62vw, 4.5rem);
}

.address {
    display: grid;
    grid-template-columns: repeat(2,1fr);
    max-width: 60.41vw;
    place-content: center;
    column-gap: clamp(0.5rem, -0.956rem + 6.21vw, 6.5rem);
    row-gap: 24px;
    margin: 0 auto;
}

.address li {
    font-family: var(--fontNotoSerif);
    font-size: clamp(0.75rem, 0.629rem + 0.52vw, 1.25rem);
    font-weight: 500;
}


@media (max-width: 768px) {

    .access__map iframe {
        width: 91.466vw;
    }

    .address {
        max-width: 91.46vw;
        grid-template-columns: repeat(1, 1fr);
        row-gap: 16px;
    }
}

/*------------------------------*/
/* Q&A */
/*------------------------------*/

.qa {
    padding-block: 0 clamp(3rem, 0.087rem + 12.43vw, 15rem);
    background-color: var(--colorSecondary);
}

.qa h2 {
    text-align: center;
    margin-bottom: clamp(1.5rem, 0.893rem + 2.59vw, 4rem);
}

.qa h2 img {
    width: 9.79vw;
    object-fit: contain;
    object-position: center;
}

.qa__container {
    width: 100%;
    max-width: clamp(22.5rem, 14.187rem + 35.47vw, 56.75rem);
    margin: 0 auto;
}

.question {
    position: relative;
    display: block;
    padding: 16px;
    border-radius: 8px;
    background-color: var(--colorBase);
    text-align: left;
    font-size: 16px;
    font-weight: 400;
    line-height: 200%;
    color: var(--colorText);
    margin-bottom: clamp(0.75rem, 0.507rem + 1.04vw, 1.75rem);
}

.question:last-of-type {
    margin-bottom: 0;
}


.question::after {
    content: "";
    position: absolute;
    top: 69%;
    left: 0;
    border-style: solid;
    border-width: 0 15.2px 15.2px 0;
    border-color: transparent var(--colorBase) transparent transparent;
    translate: -100% calc(-50% - 0.4px);
    transform: skew(0, -53deg);
    transform-origin: right;
}


.answer {
    position: relative;
    display: block;
    padding: 16px;
    border-radius: 8px;
    background-color: var(--colorBase);
    text-align: left;
    font-size: 16px;
    font-weight: 400;
    line-height: 200%;
    color: var(--colorText);
    margin-bottom: clamp(1.5rem, 1.136rem + 1.55vw, 3rem);
}

.answer:last-of-type {
    margin-bottom: 0;
}

.answer::after {
    content: "";
    position: absolute;
    top: 69%;
    right: 0;
    border-style: solid;
    border-width: 0 0 15.2px 15.2px;
    border-color: transparent transparent transparent var(--colorBase);
    translate: 100% calc(-50% - 0.4px);
    transform: skew(0, 45deg);
    transform-origin: left;
}


@media (max-width: 768px) {

    .qa {
        padding-inline: 24px;
    }
}



/*------------------------------*/
/* form */
/*------------------------------*/

.inquiry {
    text-align: center;
    margin-bottom: clamp(6.25rem, 3.66rem + 11.05vw, 12.5rem);
    padding-top: clamp(3.5rem, 1.316rem + 9.32vw, 12.5rem);
    padding-inline: clamp(1rem, -3.46rem + 19.03vw, 19.375rem);
}

form {
    max-width: 892px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    padding-block: clamp(2rem, 1.515rem + 2.07vw, 4rem);
    background-color: var(--colorPrimary);
    margin: 0 auto;
    border-radius: 8px;
}

form h2 {
    font-family: var(--fontNotoSans);
    font-weight: 500;
    font-size: clamp(1rem, 0.586rem + 1.77vw, 2rem);
    letter-spacing: var(--letterSpace);
    color: var(--colorBase);
    margin-bottom: clamp(2rem, 1.393rem + 2.59vw, 4.5rem);
}

input, select, textarea {
    font-size: clamp(1rem, 0.896rem + 0.44vw, 1.25rem);
    font-family: var(--fontNotoSans);
    font-weight: 500;
    padding: 15px;
    margin-inline: clamp(1rem, 0.15rem + 3.62vw, 4.5rem);
    border: none;
    background-color: var(--colorBase);
    border-radius: 6px;
    letter-spacing: var(--letterSpace);
}

select {
    appearance: none;             /* 矢印を消す（共通） */
    -webkit-appearance: none;     /* Safari対応 */
    -moz-appearance: none;        /* Firefox対応 */
    background: 
        url(/assets/images/arrow.svg) 
        no-repeat right 1rem 
        center;
    background-size: 1rem;
    padding-right: 2rem;          /* 矢印分の余白を確保 */
    background-color: var(--colorBase);
    border: 1px solid #ccc;
    border-radius: 4px;
    color: #757575;
}

textarea {
    height: 400px;
    font-family: var(--fontNotoSans);
}

input[type=submit] {
    width: 212px;
    background-color: #DAD343;
    margin: 0 auto;
    color: var(--colorBase);
}


/*------------------------------*/
/* footer */
/*------------------------------*/

footer {
    display: flex;
    align-items: center;
    padding-right: clamp(5.75rem, 1.583rem + 8.68vw, 12rem);
    padding-left: clamp(2rem, -2rem + 8.33vw, 8rem);
    padding-bottom: 40px;
}

.footer__info {
    width: 100%;
    display: flex;
    gap: clamp(2rem, -5.417rem + 15.45vw, 13.125rem);
    padding-left: clamp(1.75rem, -1.417rem + 6.6vw, 6.5rem);
}

.footer__address h4 {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 0.939rem + 0.26vw, 1.25rem);
    font-family: var(--fontNotoSans);
    font-size: clamp(1.5rem, 1.379rem + 0.52vw, 2rem);
    color: var(--blueSecondary);
    margin-bottom: clamp(2rem, 1.879rem + 0.52vw, 2.5rem);
}

.footer__address--number {
    display: flex;
    gap: clamp(1rem, 0.879rem + 0.52vw, 1.5rem);
}

.footer__address--number a,
.footer__address--number > span {
    color: var(--colorText);
}

.footer__address p {
    font-family: var(--fontNotoSans);
    font-size: clamp(1rem, 0.939rem + 0.26vw, 1.25rem);
    color: var(--blueSecondary);
    margin-bottom: 12px;
}

.footer__address p:last-child {
    margin-bottom: clamp(2rem, 1.879rem + 0.52vw, 2.5rem);
}

.footer__address small {
    display: flex;
    justify-content: space-between;
    margin-top: clamp(1.5rem, 1.015rem + 2.07vw, 3.5rem);
    font-family: var(--fontNotoSans);
    font-weight: 400;
}

.footer__address small a {
    color: var(--colorText);
    font-weight: 400;
}

.footer__links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.button__primary,
.button__secondary {
    width: 16.14vw;
    height: fit-content;
    padding-block: clamp(0.75rem, 0.689rem + 0.26vw, 1rem);
    font-size: 16px;
    font-family: var(--fontNotoSans);
    border: none;
    border-radius: 6px;
}

.button__primary a,
.button__secondary a {
    font-weight: 400;
    font-size: clamp(1rem, 0.879rem + 0.52vw, 1.5rem);
    color: var(--colorBase);
    letter-spacing: var(--letterSpace);
}

.button__primary {
    background-color: var(--colorPrimary);
}

.button__secondary {
    background-color: var(--colorSecondary);
}


@media (max-width: 768px) {
    footer {
        flex-direction: column-reverse;
        gap: 48px;
        padding-right: 0;
        padding-left: 0;
    }

    .footer__credit--logo {
        width: 90%;
    }

    .footer__credit--logo img {
        width: 100%;
    }

    .footer__credit--detail {
        justify-content: space-between;
    }

    .footer__info {
        width: auto;
        padding-left: 0;
        flex-direction: column-reverse;
    }

    .footer__links {
        flex-direction: column;
        gap: 16px;
    }

    .button__primary,
    .button__secondary {
        width: 100%;
    }
}