* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    -webkit-font-smoothing: antialiased;
}
body {
    font-family: "Zen Old Mincho", serif;
    margin: 0;
    padding: 0;
    /* background-color: #f2f5f7; */
    background-color: #000;
    color: #fff;
}


/* Navbar & Navmenu color */
:root {
    --background-navbar: rgba(0, 0, 0, 0.98);
}

.header {
    background: var(--background-navbar);
    position: fixed;
    width: 100%;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.navtext-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.navtext {
    display: flex;
    align-items: center;
    text-transform: uppercase;
    color: #ddd;
    letter-spacing: 4px;
    font-size: 20px;
    font-family: "Zen Old Mincho", serif;
}
.navtext img {
    height: 40px;
    width: auto;
}
.navtext a {
    text-decoration: none;
    color: #ddd;
    transition: 0.5s;
}
.nav-logo {
    height: 40px;
    width: auto;
    margin-right: 10px;
}

/* Nav items */
.menu {
    list-style: none;
    position: absolute;
    width: 100%;
    height: auto;
    top: 0;
    margin-top: 52px;
    padding: 0 0 10px 0;
    clear: both;
    background: var(--background-navbar);
    transition: 0.3192s cubic-bezier(0.04, 0.04, 0.12, 0.96) 0.1008s;
    transform: scale(1, 0);
    transform-origin: top;
}

/* Hamburger menu button */
.menu-btn:checked ~ .menu {
    transform: scale(1, 1);
    transform-origin: top;
    transition: 0.3192s cubic-bezier(0.04, 0.04, 0.12, 0.96) 0.1008s;
}

/* Hamburger menbu text */
.menu a {
    text-decoration: none;
    font-weight: 500;
    letter-spacing: 2px;
    font-size: 16px;
    text-transform: capitalize;
    color: #ddd;
    opacity: 0;
    transition: 0.5s;
}

.menu li {
    border-top: 1px solid rgb(75, 75, 75);
    padding: 15px 0;
    margin: 0 54px;
    opacity: 0;
    transition: 0.5s;
}

.menu-btn:checked ~ .menu a,
.menu-btn:checked ~ .menu li {
    opacity: 1;
    transition: 0.3192s cubic-bezier(0.04, 0.04, 0.12, 0.96) 0.2s;
}

.menu-btn {
    display: none;
}

.menu-icon {
    display: inline-block;
    position: absolute;
    right: 14px; /* 右端に移動 */
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    padding: 24px 14px;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

.navicon {
    background: #ddd;
    display: block;
    height: 3px;
    width: 26px;
    position: relative;
    transition: 0.3192s cubic-bezier(0.04, 0.04, 0.12, 0.96) 0.1008s;
}

.navicon:before,
.navicon:after {
    content: "";
    display: block;
    height: 100%;
    width: 100%;
    position: absolute;
    background: #ddd;
    transition: 0.3192s cubic-bezier(0.04, 0.04, 0.12, 0.96) 0.1008s;
}

.navicon:before {
    top: 9px;
}

.navicon:after {
    bottom: 9px;
}

/* Hamburger Menu Animation Start */
.menu-btn:checked ~ .menu-icon .navicon:before {
    transform: rotate(-45deg);
}

.menu-btn:checked ~ .menu-icon .navicon:after {
    transform: rotate(45deg);
}

.menu-btn:checked ~ .menu-icon:not(.steps) .navicon:before {
    top: 0;
}
.menu-btn:checked ~ .menu-icon:not(.steps) .navicon:after {
    bottom: 0;
}

.menu-btn:checked ~ .menu-icon .navicon {
    background: rgba(0, 0, 0, 0);
    transition: 0.2192s cubic-bezier(0.04, 0.04, 0.12, 0.96) 0.1008s;
}
/* Hamburger Menu Animation End */

/* スライドショー */
.header_img {
    position: relative;
    width: 100%;
    height: 100vh; /* 高さを調整 */
    overflow: hidden;
}
header {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.slick-slider {
    display: flex;
    flex-wrap: nowrap;
}

.slick-slider img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* 画像のサイズを調整 */
}

.header-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 2rem;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.5);
    padding: 10px 20px;
    border-radius: 10px;
}


.sp_br {
    display: none;
}
/* スライドショーテキスト */
.header_img_tex {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    text-shadow: 3px 3px 3px rgba(0, 0, 0, 0.5);
    z-index: 3;
}
.header_img_tex img {
    width: 100%;
    margin: 20px 0;
}

/* スライドショー */
.slick02 {
    display: none;
}

.header_img {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    z-index: 1;
}

/* .slick-slider {
    display: flex;
    flex-wrap: nowrap;
    transition: transform 0.5s ease-in-out;
}

.slick-slider div {
    min-width: 100%;
    box-sizing: border-box;
}

.slick-slider img {
    width: 100%;
    height: auto;
} */

.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
  }
  
  .bg-image {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 2.5s ease;
  }
  
  #bg1 {
    background-image: url(../image/S_6.png);
  }
  #bg2 {
    background-image: url(../image/S_9.png);
  }
  #bg3 {
    background-image: url(../image/S_4.png);
  }
  
  .bg-image.active {
    opacity: 1;
  }
  
  .about-background {
    position: relative;
    padding: 5% 0;
  }
  
  .about, .company_wrap {
    text-align: center;
    font-family: "Zen Old Mincho", serif;
    font-size: 1.5rem;
    line-height: 2;
    padding: 3% 0;
  }
  
  .company_wrap h2 {
    font-size: 40px;
  }
  
  .company_wrap p {
    font-size: 20px;
  }
  
  .company-button {
    display: inline-block;
    padding: 10px 20px;
    font-size: 18px;
    color: #000;
    background-color: #fff;
    border: 2px solid #000;
    text-decoration: none;
    transition: all 0.3s ease;
    margin-top: 20px;
  }
  
  .company-button:hover {
    background-color: #000;
    color: #fff;
  }
  
  
  

/* レスポンシブ対応のテキスト */
.responsive-text {
    font-size: 18px;
    line-height: 2.5;
    word-break: keep-all;
    hyphens: auto;
    padding-top: 1%;
    margin: 0% 2% 1.5em 2%;
  }

.responsive-text p {
    margin-bottom: 15px;
}
.responsive-text span {
    font-size: 20px;
    font-weight: 900;
}
.tex-left {
    text-align: left;
    display: inline-block;
}


/* ↓WTSの取り組みについて */
.about_attempt {
    text-align: center;
    padding: 10% 0;
    font-family: "Zen Old Mincho", serif;
    /* background-image: url(../image/S_9.png); */
    background-size: cover;
}
.about_attempt h2 {
    font-size: 40px;
}
.about_attempt-tex p {
    font-family: "Zen Old Mincho", serif;
}
.about_attempt hr {
    width: 10%;
    margin: 10px auto;
}

.about-button {
    display: inline-block;
    padding: 10px 20px;
    font-size: 18px;
    color: #000000;
    background-color: #ffffff;
    border: 2px solid #000000;
    text-decoration: none;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    margin-top: 20px;
    font-family: "Zen Old Mincho", serif;
}

.about-button:hover {
    background-color: #000000;
    color: #ffffff;
    border-color: #000;
}

/* ↓flexboxについて */
.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    padding: 40px;
}

.container-button {
    display: inline-block;
    padding: 10px 20px;
    font-size: 18px;
    color: #000000;
    background-color: #ffffff;
    border: 2px solid #000000;
    text-decoration: none;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    margin-top: 20px;
    font-family: "Zen Old Mincho", serif;
}

.container-button:hover {
    background-color: #000000;
    color: #ffffff;
    border-color: #000;
}

.container_btn_tex p {
    font-size: 30px;
    margin: 3%;
}

.business-item {
    width: calc(33% - 40px);
    text-align: center;
}
.business-item img {
    width: 90%;
    height: auto;
    border-radius: 10px;
}
.business-item p {
    margin-top: 15px;
    font-size: 18px;
}
@media (max-width: 600px) {
    .business-item {
        width: 100%;
    }
}



.about-thought-wrap {
    padding: 5% 0;
    text-align: center;
    font-family: "Zen Old Mincho", serif;
    /* background-image: url(../image/S_4.png); */
    background-size: cover;
}

.about-thought-wrap h2 {
    font-size: 40px;
}

.about-thought-wrap p {
    font-size: 20px;
}
.about_thought_tex img {
    width: 80px;
    height: 80px;
}

 .thoughts-container {
    display: flex;
    justify-content: space-between;
      align-items: center;  
    flex-direction: column;  
    max-width: 100%;
    margin: 50px auto;
    padding: 5%;
  }
  
  .thought-item {
    width: 90%;
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 2s ease-out, transform 4s ease-out;
  }
  
  /* 下方向の段差 */
  #mission {
    margin-top: 0;
    width: 100%;
  }
  #vision {
    margin-top: 7vw;
    width: 100%;
  }
  #value {
    margin-top: 7vw;
    width: 100%;
  }
  
  /* アニメーション後の状態 */
  .thought-item.show {
    opacity: 1;
    transform: translateX(0);
  }
  
  /* 中央揃え用 */
  .thought-item h3,
  .thought-item p {
    text-align: center;
  }
  .thought-item h3 {
    font-size: 30px;
    margin-bottom: 10px;
  }
  .thought-item p {
    font-size: 20px;
  }

 

/* メッセージ */
/* .about-message-wrap {
    margin: 5% 0;
    text-align: center;
}
.about-message-ttl h2 {
    font-size: 40px;
}
.about-message-ttl p {
    font-size: 20px;
}
.about-message {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    padding: 40px;
}
.about-item {
    width: calc(50% - 40px);
    text-align: center;
}
.about-item img {
    width: 90%;
    height: auto;
    border-radius: 10px;
} */

/* SNS */
/* SNSセクション */
.sns-wrap {
    padding: 5% 0;
    text-align: center;
    font-family: "Zen Old Mincho", serif;
    background-color: #000;
    background-size: cover;
}

.sns-wrap h2 {
    font-size: 40px;
    margin-bottom: 20px;
}

.sns-flex {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.sns-button {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    font-size: 18px;
    color: #ffffff;
    text-decoration: none;
    transition: background-color 0.3s ease, color 0.3s ease;
    border-radius: 5px;
    border: #fff 2px solid;
}

.sns-button img {
    margin-right: 10px;
    height: 50px;
    width: auto;
}

.sns-button:hover {
    background-color: #fff;
    color: #302ade;
}



/* お問い合わせ */

.contact-page {
    text-align: center;
    background-image: url(../image/20250511_備前焼_026.JPG);
    background-size: cover;
    color: #fff;
    padding: 2%;
    font-family: "Zen Old Mincho", serif;

}

.contact-page-top {
    padding: 20px;
}
.contact-page-top h2 {
    font-size: 40px;
}
.contact-page-top p {
    font-size: 20px;
}
.contact_flex {
    display: flex;
    justify-content: center;
    gap: 15%;
    margin: 20px 0;
    font-size: 20px;
}
.contact_flex h3 {
    width: 100%;
}
.contact_flex1 a{
    text-decoration: none;
    color: #fff;
    padding: 2%;
}
.contact_flex2 {
    text-align: center;
}


/* お問い合わせボタン */
.contact-button {
    display: inline-block;
    padding: 10px 20px;
    font-size: 18px;
    color: #000000;
    background-color: #ffffff;
    border: 2px solid #000000;
    text-decoration: none;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
    margin-top: 20px;
    font-family: "Zen Old Mincho", serif;
}

.contact-button:hover {
    background-color: #000000;
    color: #ffffff;
    border-color: #000;
}

/* レスポンシブデザインのためのCSS */
@media screen and (max-width: 1200px) {
    .responsive-text {
        font-size: 17px;
        line-height: 2.5;
        word-break: keep-all;
        hyphens: auto;
        padding-top: 1%;
        margin: 0% 2% 1.5em 2%;
      }
    
    .responsive-text span {
        font-size:18px;
        font-weight: 900;
    }
}
@media screen and (max-width: 1035px){
    .sp_br {
        display: none;
    }
    .about {
        font-size: 1rem;
        max-width: 800px;
        margin: 0 auto;
        padding: 5%;
    }

    .header_img {
        height: 100vh;
        z-index: 1;
    }
    header {
        height: 100vh;
    }
    .header_img img {
        height: 100vh;
    }
    .header_img_tex {
        width: 100%;
        padding: 1.5%;
        z-index: 3;
    }

    .header_img_tex {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        color: #fff;
        text-shadow: 3px 3px 3px rgba(0, 0, 0, 0.5);
        z-index: 3;
    }
    .header_img_tex img {
        width: 100%;
        margin: 20px 0;
    }
    .about p {
        font-size: 16px;
        line-height: 40px;
    }
    .about_attempt-tex  {
        padding: 3%;
    }
    .about_attempt-tex p {
        font-size: 13px;
    }
    .responsive-text {
        font-size: 18px;
        line-height: 2.5;
        word-break: keep-all;
        hyphens: auto;
        padding-top: 1%;
        margin-bottom: 1.5em;
      }
    
    .responsive-text p {
        margin-bottom: 15px;
    }
    .responsive-text span {
        font-size: 20px;
        font-weight: 900;
    }
    .container {
        padding: 20px;
    }
    .container img {
        width: 100%;
    }

    .about-business-tex {
        padding: 3%;
    }
    .about-business-tex p {
        font-size: 14px;
    }
    .thoughts-container {
        display: flex;
        flex-flow: column;
        align-items: center;
        width: 100%;
        margin:  0 auto;
      }
      #vision {
        margin-top: 4vw;
      }
      #value {
        margin-top: 8vw;
      }
    .about_thought h3 {
        font-size: 25px;
        padding: 1%;
    }
    .about_thought p {
        font-size: 15px;
        padding: 1%;
    }



    .about-item img {
        width: 100%;
    }
    .contact-page {
        padding: 3%;
    }
    .contact-page h2 {
        font-size: 30px;
    }
    .contact-page h3 {
        font-size: 20px;
    }
    .contact_flex {
        display: flex;
        flex-flow: column;
        align-items: center;
        justify-content: center;
        padding: 0;
    }
    .contact_flex1 a {
        text-decoration: underline;
    }
    .contact_flex2 {
        margin-top: 5%;
    }
}

/* ipad Air */
@media screen and (max-width: 1000px) {
    .sp_br {
        display: none;
    }
    .about {
        font-size: 1rem;
        max-width: 800px;
        margin: 0 auto;
        padding: 15px;
    }

    .header_img {
        height: 100vh;
        z-index: 1;
    }
    header {
        height: 100vh;
    }
    .header_img img {
        height: 100vh;
    }
    .header_img_tex {
        width: 100%;
        padding: 1.5%;
    }

    .header_img_tex {
        position: absolute;
        top: 55%;
        left: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        color: #fff;
        text-shadow: 3px 3px 3px rgba(0, 0, 0, 0.5);
        z-index: 3;
    }
    .header_img_tex img {
        width: 100%;
        margin: 20px 0;
    }
    .responsive-text {
        font-size: 15px;
        line-height: 2.5;
        word-break: keep-all;
        hyphens: auto;
        padding-top: 1%;
        margin: 0% 2% 1.5em 2%;
      }
    
    .responsive-text span {
        font-size:17px;
        font-weight: 900;
    }
    
    .about-item img {
        width: 100%;
    }
    .thoughts-container {
        display: flex;
        flex-flow: column;
       justify-content: center;
        width: 100%;
        margin:  0 auto;
        white-space: nowrap;
      }
    .contact-page {
        padding: 3%;
    }
    .contact-page h2 {
        font-size: 30px;
    }
    .contact-page h3 {
        font-size: 20px;
    }
    .contact_flex {
        display: flex;
        flex-flow: column;
        align-items: center;
        justify-content: center;
        padding: 0;
    }
    .contact_flex1 a {
        text-decoration: underline;
    }
    .contact_flex2 {
        margin-top: 5%;
    }
}
@media screen and (max-width: 800px) {
    .sp_br {
        display: block;
    }
    .company_wrap h2 {
        font-size: 30px;
    }
    .about_attempt h2 {
        font-size: 30px;
    }
    .about_thought_tex h2 {
        font-size: 30px;
    }
    .about_attempt-tex p {
        font-size: 12px;
    };
    .responsive-text {
        font-size: 16px;
        line-height: 1.6;
        padding: 3% 15px;
    }
    .thoughts-container h3 {
        font-size: 17px;
    }
    .thoughts-container p {
        font-size: 13px;
    }
/* スマホ */
@media screen and (max-width: 500px) {
    .sp_br {
        display: block;
    }
    .sp_br2 {
        display: block;
    }
    header {
        height: 40vh;
    }
    .header_img img {
        height: 40vh;
    }

    .header_img_tex {
        position: absolute;
        top: 60%;
        left: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        color: #fff;
        text-shadow: 3px 3px 3px rgba(0, 0, 0, 0.5);
        z-index: 3;
        width: 100%;
        padding: 1.5%;
    }
    .header_img_tex img {
        width: 100%;
        margin: 20px 0;
    }
    .header_img {
        display: block !important;
        z-index: 1;
        height: 40vh;
    }
    /* .about_attempt {
        background-image: url(../image/S_10.png);
        background-size: cover;
    } */
    .about {
        padding: 5%;
    }
    .about p {
        font-size: 16px;
        line-height: 30px;
    }
    .about_attempt-tex  {
        padding: 3%;
    }
    .responsive-text {
        font-size: 11px;
        line-height: 2.5;
        word-break: keep-all;
        hyphens: auto;
        padding-top: 1%;
        margin: 0% 2% 1.5em 2%;
      }
    
    .responsive-text span {
        font-size:15px;
        font-weight: 900;
    }
    .about-business-tex {
        padding: 3%;
    }
    .about-business-tex p {
        font-size: 14px;
    }
    .about_thought h3 {
        font-size: 25px;
        padding: 1%;
    }
    .about_thought p {
        font-size: 15px;
        padding: 1%;
    }
    .about-item {
        width: 80%;
    }
    .about-item img {
        width: 100%;
    }
    .thoughts-container {
        padding: 10% 0;
    }
    .thoughts-container h3 {
        font-size: 20px;
    }
    .thoughts-container p {
        font-size: 14px;
    }
    .contact-page {
        padding: 3%;
    }
    .contact-page h2 {
        font-size: 30px;
    }
    .contact-page h3 {
        font-size: 20px;
    }
    .contact_flex {
        display: flex;
        flex-flow: column;
        align-items: center;
        justify-content: center;
        padding: 0;
    }
    .contact_flex1 a {
        text-decoration: underline;
    }
    .contact_flex2 {
        margin-top: 5%;
    }
}
}