@import url('https://fonts.googleapis.com/css2?family=BIZ+UDPGothic:wght@400;700&display=swap');

html {
    scroll-behavior: smooth;
  }
  
body {
    font-family: 'BIZ UDPGothic', sans-serif;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    background-color: #f0f8ff;
}
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
::-webkit-scrollbar-track {
    background: linear-gradient(#FBF4FF, #c2e2ff);
}
::-webkit-scrollbar-thumb {
    background: #74baf7;
    border-radius:10px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgb(85, 162, 230);
}
::-webkit-scrollbar-thumb:active {
    background: #418ed1;
}

.header {
    background-color: #fff; /* White background for the header */
    padding: 10px 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); /* Subtle shadow for depth */
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    display: inline-block;
    width: 250px; /* Adjust logo size */
    margin-right: 10px;
}

.logo span {
    font-size: 1.2rem;
    font-weight: bold;
    color: #333;
}

.nav-menu {
    margin: 0 10px
}

.nav-menu ul {
    list-style: none;
    display: flex;
    gap: 10px;
    padding: 0;
    margin: 0;
    height: 100%;
}

.nav-menu li {
    flex-grow: 1;
    height: 100%;
}

.nav-menu a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: #333;
    padding: 10px 10px;
    box-sizing: border-box;
}

.nav-menu a:hover {
    color: #f3a849;
    background-color: #f8f8f8;
    transform: scale(1.1);
}


.contact-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.phone {
    color: #333;
    text-decoration: none;
    font-weight: bold;
}

.cta-btn {
    text-decoration: none;
    padding: 8px 16px;
    background-color: #32c8ac;
    color: #fff;
    border-radius: 5px;
    font-weight: bold;
}

.cta-btn:hover {
    background-color: #28a791;
}

.line-btn:hover {
    filter:brightness(0.9)
}

/* header {
    background-color: #fff;
    border-bottom: 1px solid #ddd;
}

.header-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 10px;
} */

.hero-section {
    position: relative;
    background-color: #fdfce8;
    background-image: url(../images/);
    padding: 80px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-content {
    display: flex;
    align-items: center;
    /* justify-content: space-between; */
    max-width: 1200px;
    width: 100%;
}

.hero-text {
    max-width: 50%;
    color: #333;
    font-weight: bold;
    text-align: left;
}

.subtitle {
    font-size: 1.2rem;
    margin: 0;
    background-color: #ffffb6;
    padding: 10px;
}

.subtitle .color_orange{
    color: #A49CD9;
}

.hero-text h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    color: #F2BDCB;
    background-color: #ffffff;
    padding: 10px;
    margin: 10px 0 0 0;
}

.subheading {
    font-size: 1rem;
    margin: 0 0 0 20px;
    padding: 10px;
    color: #333;
    background-color: #ffcbcb;
}

.highlight {
    color: #f26522; /* Highlight color for "Soroban!" */
}

.hero-illustration{
    width: 60%;
}

.hero-illustration img {
    max-width: 100%;
    height: auto;
}

.hero-banner {
    position: absolute;
    bottom: 50px; /* Adjust as needed */
    right: 10%;
    display: flex;
    align-items: center;
    background-color: #fff;
    padding: 10px 20px;
    border-radius: 30px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.hero-banner img {
    width: 120px; /* Adjust size as needed */
    margin-right: 20px;
}

.banner-text {
    text-align: left;
}

.banner-text p {
    margin: 0;
    font-size: 1.2rem;
    font-weight: bold;
}

.highlight-red {
    color: #f26522; /* Red highlight for "受付中" */
}


/* .mission-statement {
    background-image: url('bg.jpg');
    background-size: cover;
    background-position: center;
    padding: 200px 20px;
    text-align: center;
    color: white;
    position: relative;
}

.mission-content {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.mission-statement p {
    font-size: 36px;
    font-weight: bold;
    margin: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
} */

/* .logo {
    text-align: center;
    margin-bottom: 10px;
}

.logo img {
    max-width: 100%;
    width: 350px;
    height: auto;
} */

/* .header-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
} */

/* .menu ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    font-size: 1.2em;
} */

/* .menu li {
    margin-right: 20px;
}

.menu a {
    text-decoration: none;
    color: #333;
    display: inline-block;
    transition: transform 0.3s ease;
}

.menu a:hover  {
    text-decoration: none;
    transform: scale(1.1);
    color: #7c9f9f;
} */

/* .apply-button {
    background-color: #ff8c00;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    font-size: 16px;
    border-radius: 5px;
    font-size: 1.2em;
    font-weight: 700;
}

.apply-button:hover {
    background-color: #ff4500;
} */

/* header h1 {
    position: absolute;
    margin: 0;
    font-size: 2.5em;
    font-weight: 700;
} */

button {
    padding: 0.7em 2em;
    border: none;
    border-radius: 4px;
    font-size: 1.2em;
    cursor: pointer;
    transition: background 0.3s ease;
    font-weight: bold;
}

.white_btn{
    background-color: #fff;
    color: #ff8c00;
    transition: .5s;
}
.white_btn:hover {transform: scale(1.1);}


.headline {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 150px;
}

.headline h2 {
    margin: 0;
    font-size: 2rem;
    line-height: 1.2;
    color: #333;
    text-transform: uppercase;
    font-weight: bold;
    position: relative;
    padding: 10px;
    transition: all 0.3s ease;
}

/* 各行ごとのスタイリング */
.headline h2:nth-child(1) {
    font-size: 2.5rem;
    color: #ff6f61;
    margin-bottom: 10px;
    transform: translateY(-10px) translateX(-100px);
}

.headline h2:nth-child(2) {
    font-size: 2.2rem;
    color: #4db6ac;
    margin-bottom: 10px;
    transform: translateY(0) translateX(-50px);
}

.headline h2:nth-child(3) {
    font-size: 2rem;
    color: #64b5f6;
    margin-bottom: 10px;
    transform: translateY(10px) translateX(-10px);
}

.headline h2:nth-child(4) {
    font-size: 2.2rem;
    color: #d32f2f;
    margin-bottom: 0;
    transform: translateY(20px) translateX(20px);
}

.headline_stlong{
    display: inline-block;
    margin: 0 10px;
    font-size: 3rem;
    background-color: #000;
    color: #fff;
}

/* ホバー時のエフェクト */
.headline h2:hover {
    color: #000;
    transform: translateY(-5px) translateX(5px);
    text-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header_container{
    position: relative;
    display: inline-block;
    padding: 20px;
    margin: 0 auto;
    width:  80%;
}

.container {
    position: relative;
    margin: 0 auto;
    padding-top: 10px;
    max-width: 1400px;
    /* padding-top: 5em; */
    z-index: 2;
}

.another_container{
    font-weight: bold;
    margin-top: 10px;
}

.another_container strong{
    color: #f24848;
    font-size: 36px;
    margin: 0 10px;
}

.another_container .another{
    color:red;
}


.suggest_profile a {
    color: rgb(69, 208, 51);
    text-decoration: none;
}
  
#suggest {
    position: relative;
}

#suggest_container {
    position: relative;
    display: inline-block; /* 吹き出しを親要素に対して相対的に配置するための設定 */
}

#suggest_left_ex {
    font-size: 18px;
}

.highlight {
    display: inline;
    background: linear-gradient(transparent 60%, #ffeb3b 60%);
    padding: 2px 0; 
}


section {
    padding: 60px 0 100px 0;
    text-align: center;
}

section#home {
    position: relative;
    background-image: url("header_img.png");
    background-color: #fff;
    color: #333;
}

section#courses {
    background-color: #faffc0;
    color: #333;
}

section#suggest {

}

section#profile {
    /* background-color: #f9ff58; */
    /* color: #fff; */
    background-color: #ffffff;
    color: #333;
}

section#about {
    color: #000;
    /* clip-path: polygon(0 0, 100% 0, 100% 85%, 50% 100%, 0 85%); */
    padding: 50px 0;
    position: relative;
    z-index: 1;
}
section#about #content {
    font-size: 0.9em;
}

section#contact {
    position: relative;
    z-index: 0;
    color: #fff;
}

section#contact:before {
    content: '';
    background-image: url('contact_bg.jpg');
    background-size: 1500px;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    filter: blur(3px);
    z-index: -1;
}

section#map {
    background-color: #eeeeee;
    color: #333;
}

/* タイトル基本スタイル */
section .tytle {
    font-size: 2.5rem;
    font-weight: bold;
    color: #333;
    text-align: center;
    display: inline-block;
    margin: 10px auto;
}


section h3 {
    font-size: 1.5em;
    margin: 0.5em 0 0;
    color: inherit;
}

hr{
    width: 50px;
    height: 4px;
    background-color: #e99d0b;
    border: none;
    color: #e99d0b;
}

section#map p {
    font-size: 1.2em;
    margin-bottom: 1em;
}

.map-container img {
    width: 100%;
    max-width: 800px;
    margin: 10px auto;
}

/* .map-container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}
.map-container iframe {
    width: 100%;
    height: 450px;
    border: 0;
    border-radius: 8px;
} */

.mission-statement p {
    font-size: 2em;
    color: inherit;
}

.course {
    background: rgba(255, 255, 255, 0.9);
    color: #000;
    border-radius: 8px;
    padding: 2em;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin: 2em 0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.course:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

form {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1em;
}

form label {
    font-size: 1.2em;
    color: inherit;
}

form input, form textarea {
    width: 80%;
    padding: 0.5em;
    border: 2px solid #ccc;
    border-radius: 4px;
    font-size: 1em;
}

form button {
    padding: 0.7em 2em;
    border: none;
    border-radius: 4px;
    background: linear-gradient(90deg, #ff8c00, #ff4500);
    color: #fff;
    font-size: 1.2em;
    cursor: pointer;
    transition: background 0.3s ease;
}

form button:hover {
    background: linear-gradient(90deg, #ff4500, #ff8c00);
}

.block_container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    padding: 20px;
}

.block, .block4 {
    position: relative;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(114, 214, 63, 0.1);
    box-sizing: border-box;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.block{
    padding: 60px 20px 20px;
    width: calc(50% - 20px);
    margin: 25px 10px;
}
.block4 {
    padding: 10px 10px 10px;
    width: calc(33% - 20px);
    max-width: 320px;
    margin: 25px 10px;
}

.block img, .block4 img {
    width: 100%;
    height: auto;
    /* margin-bottom: 5px; */
    object-fit: cover; /* 画像の比率を保ちながら、高さを合わせる */
    aspect-ratio: 1 / 1; /* 正方形に保つ */
}


.block .title, .block4 .title {
    position: absolute;
    top: -20px;
    left: 20px;
    right: 20px;
    font-size: 18px;
    font-weight: bold;
    padding: 10px;
    border-radius: 8px;
    z-index: 1;
}
.block .title {
    color: #d1e026;
    background-color: #ffffff;
}

.block4_inner{
    border: 2px solid #f0ff4b;
    border-radius: 8px;
    background-color: #faffc0;
}
.block4 .title {
    color: #000;
    background-color: #f0ff4b;
}

.block p,  .block4 p {
    color: #666;
    font-size: 16px;
    font-weight: bold;
}
.block4 .ex {
    /* border: 2px solid #f0ff4b; */
    background-color: #faffc0;
    padding: 0 10px;
}

.block:nth-child(1) {
    background-color: #474747;
}

.block:nth-child(2) {
    background-color: #ffffff;
}

.block:nth-child(3) {
    background-color: #232384;
    width: 100%;
}

.block:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

#toggleButton {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: #fff;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    font-weight: bold;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

#toggleButton a {
    color: #fff;
}
#toggleButton:hover {
    background: linear-gradient(135deg, #2575fc 0%, #6a11cb 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}


#ellipse_material {
    display: flex;
    width: 100%;
    gap: 10px; /* 四角間の間隔を設定 */
}

#ellipse_material .box {
    flex: 1; /* 各四角が同じ幅を取るように設定 */
    background-color: #4caf50;
}

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

.short_box_container .box {
    display: flex;
    background-color: #ffffff;
    border: 2px solid #80b4e1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    width: 500px;
    max-width: 100%;
}

.short_box_container .box img {
    width: 100px;
    height: auto;
    object-fit: cover;
}

.short_box_container .text {
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    width: 100%;
}

.short_box_container .text h2 {
    margin: 0 0 10px 0;
    font-size: 22px;
}

.short_box_container .text p {
    margin: 0;
    font-size: 12px;
}

.background-animations {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.square, .circle, .circle3-1, .circle3-2, .circle3-3, .triangle, .ellipse {
    position: absolute;
    animation: move 15s infinite ease-in-out;
    opacity: 0.7;
}

.square {
    width: 100px;
    height: 100px;
    background-color: #3498db;
    top: 20%;
    left: 10%;
    animation: rotate 20s infinite linear;
}

.ellipse {
    width: 50px;
    height: 400px;
    background-color: #ffe113;
    border-radius: 50%;
    top: 80%;
    left: 90%;
    animation: rotate 20s infinite linear;
}

.circle {
    width: 120px;
    height: 120px;
    background-color: #e74c3c;
    border-radius: 50%;
    top: 60%;
    left: 70%;
    animation: move 25s infinite ease-in-out;
}

.circle3-1, .circle3-2, .circle3-3  {
    width: 40px;
    height: 40px;
    background-color: #ffe113;
    border-radius: 50%;
    top: 70%;
    left: 15%;
    animation: move 25s infinite ease-in-out;
}

.circle3-1 {
    top: 70%;
    left: 15%;
}
.circle3-2 {
    top: 80%;
    left: 10%;
}
.circle3-3 {
    top: 90%;
    left: 5%;
}

.triangle {
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 100px solid #2ecc71;
    top: 50%;
    left: 30%;
    animation: move 18s infinite ease-in-out, rotate 30s infinite linear;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes move {
    0%, 100% {
        transform: translate(0, 0);
    }
    50% {
        transform: translate(50px, 50px);
    }
}

@media screen and (max-width:999px){
    .menu{
        display: none;
    }
    .mission-statement{
        padding: 80px 20px;
    }
    .mission-statement p {
        font-size: 26px;
    }
    #ellipse_material{
        display: none;
    }
    .block_container {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding: 0;
        justify-content:left;
    }
    .block4 {
        flex: 0 0 auto;
        width: 200px;
        margin: 25px 10px;
        box-sizing: border-box;
    }
}

/*profile*/
.profile-container {
    margin-top: 20px;
    display: flex;
    border-radius: 15px;
    overflow: hidden;
    width: 80%;
    max-width: 1200px;
    margin: 20px auto;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.left-column {
    display: flex;
    flex-direction: column;
    width: 50%;
    padding: 20px;
    box-sizing: border-box;
}

.image-section {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.image-section img {
    border-radius: 50%;
    width: 150px;
    height: 150px;
    object-fit: cover;
}

.text-section {
    flex: 2;
}

.text-section h1 {
    margin-bottom: 10px;
    font-size: 24px;
}

.text-section p {
    margin: 10px 0 0;
    font-size: 16px;
}

.text-section button {
    padding: 2px 10px;
    background-color: #e7a8bd;
    color: #fff;
    margin: 10px 0 0;
    font-size: 16px;
}

.text-section a {
    text-decoration: none;
}

.right-column {
    width: 50%;
}

.right-column img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.name{
    font-size:32px;
    margin-bottom: 10px;
}
/*contact*/
#contact .tytle{
    color: #fff;
}

#contact .sub_title {
    font-size: 24px;
    color: #333;
    margin-bottom: 30px;
    font-weight: bold;
}

.contact-block {
    display: flex;
    justify-content: space-around;
    align-items:start;
    flex-wrap: wrap;
    gap: 20px;
}

.contact-block2 {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items:start;
    flex-wrap: wrap;
    gap: 20px;
}

.contact-method {
    background-color: #fff;
    border-radius: 10px;
    padding: 20px;
    width: 300px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.contact-method:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.contact-method h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #1cacb4; /* アクセントカラー */
}

.contact-method p {
    font-size: 16px;
    color: #666;
    margin-bottom: 15px;
}

.line picture img{
    display: inline-block;
    width: 100%;
} 

.phone-number, .male-address {
    font-size: 18px;
    color: #e867a0;
    text-decoration: none;
    font-weight: bold;
    display: inline-block;
    margin-top: 10px;
    transition: color 0.3s;
}

.phone-number:hover, .male-address:hover{
    color: #b64972;
}

.line-button {
    background-color: #9dc622;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    display: inline-block;
    margin-top: 10px;
    transition: background-color 0.3s;
}

.line-button:hover {
    background-color: #7a9d1b;
}

#contact {
    background-color: #f9f3e3;
    padding: 60px 0;
    text-align: center;
}

#contact .container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

/* ボタンのスタイル */
.white_btn {
    background-color: #fff;
    border: 2px solid #00796b;
    border-radius: 30px;
    padding: 10px 30px;
    cursor: pointer;
    font-size: 18px;
    font-weight: bold;
    transition: all 0
}
/*about*/
/*.three-column-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

#about .column {
    position: relative;
    display: flex;
    align-items: center;
    padding: 10px;
}

#about .left-bar .bar {
    position: absolute;
    left: 0;
    width: 50px;
    height: 100%;
    background-color: #f0f0f0; 
    z-index: 1;
}

#about .right-bar .bar {
    position: absolute;
    right: 0;
    width: 50px;
    height: 100%;
    background-color: #f0f0f0;
    z-index: 1;
}

#about .content {
    position: relative;
    z-index: 2;
    background-color: white;
    padding: 20px;
    width: 100%;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

#about img {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: 10px;
}

#about h2 {
    font-size: 1.2em;
    text-align: center;
}
*/


.three-column-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
  }
  
  .column-group {
    display: flex;
    flex-direction: column;
    width: 30%;
  }

  .central-image img{
    display: inline-block;
    width: 100%;
  }
  
  .column {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
    margin: 10px 0;
    text-align: left;
  }
  
  .content {
    display: flex;
    align-items: center;
  }
  
  #about .column {
        position: relative;
        z-index: 2;
        width: 90%;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        border-radius: 15px;
    }
    
  .content img {
    max-width: 100px;
    margin-right: 15px;
  }
  
  .content h2 {
    font-size: 16px;
    margin: 0;
  }
  
  
.column:nth-child(1) {
    background-color: #e3f2fd;
    /* border-top: 5px solid #2196f3; */
    width: calc(90% - 20px);
  }
  
  .column:nth-child(2) {
    background-color: #fff3e0;
    /* border-top: 5px solid #ff9800; */
    width: calc(70% - 20px);
}
  
  .column:nth-child(3) {
    background-color: #e8f5e9;
    /* border-top: 5px solid #4caf50; */
  }
  
  .column:nth-child(4) {
    background-color: #fce4ec;
    border-top: 5px solid #e91e63;
  }
  
  .column:nth-child(5) {
    background-color: #f3e5f5;
    border-top: 5px solid #9c27b0;
  }

  /*footer*/
.footer {
    background-color: #76a0c1;
    color: #fff;
    padding: 40px 0;
    text-align: center;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    max-width: 1000px;
    margin: 0 auto;
}

.footer-section {
    flex: 1;
    margin: 20px;
    min-width: 200px;
}

.footer-section h3 {
    font-size: 1.2em;
    margin-bottom: 20px;
    color: #f4f4f4;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: #ddd;
}

.social-icons {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

.social-icons a {
    margin: 0 10px;
    color: #fff;
    font-size: 1.5em;
    transition: color 0.3s;
}

.social-icons a:hover {
    color: #ddd;
}

/*example*/
.accordion {
    width: 90%;
    max-width: 1000px;
    background-color: #ffffb6;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin: 0 auto;
}

.accordion-item {
    border-bottom: 1px solid #e0e0e0;
}

.accordion-header {
    width: 100%;
    padding: 20px;
    background-color: #ffffb6;
    color: #000;
    border: none;
    text-align: left;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    outline: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.accordion-header:hover {
    background-color: #f0f0a2;
}

.accordion-icon {
    transition: transform 0.3s ease;
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s ease;
    background-color: #f9f9f9;
    padding: 0 20px;
}

.accordion-content p {
    margin: 15px 0;
    color: #333;
    line-height: 1.6;
}

/* 開いているアコーディオンに対するスタイル */
.accordion-header.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content.open {
    padding: 15px 20px;
}

.line-button {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    background-color: #00c300;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    font-family: 'Arial', sans-serif;
}

.line-icon {
    width: 20px;
    height: 20px;
    background-image: url('https://upload.wikimedia.org/wikipedia/commons/4/41/LINE_logo.svg');
    background-size: cover;
    margin-right: 8px;
}


.pc_screen{
    display: block;
}
.mb_screen{
    display: none;
}
@media (max-width: 768px) {
    .pc_screen{
        display: none;
    }
    .mb_screen{
        display: block;
    }
    section {
        padding: 20px 0 50px 0;
        text-align: center;
    }
    
    .footer-container {
        flex-direction: column;
        align-items: center;
    }

    .footer-section {
        text-align: center;
        margin: 10px 0;
    }

    .nav-menu{
        display: none;
    }

    .short_box_container .box {
        width: 100%;
    }
    .three-column-container {
        display: block;
    }
    .column-group {
        display:inline-block;
        width: 100%;
    }
    .column {
        display:inline-block;
        width: 100%;
        margin: 0 auto;
        text-align: center;
    }

    .cta-btn{
        display: none;
    }

    .header-container {
        display: block;
        text-align: center;
    }
    .logo{
        display: inline-block;
    }
    .content{
        display: inline-block;
    }
    .hero-section{
        /* padding: 10px 20px; */
        padding: 0;
    }
    .hero-content {
        display: block;
    }
    
    .subtitle {
        font-size: 1rem;
        margin: 0;
    }
    .hero-text {
        text-align: center;
        max-width: 100%;
    }
    h1 {
        font-size: 1.8rem;
    }
    .hero-illustration{
        width: 100%;
        /* position: absolute; */
        top: 0;
        z-index: 0;
    }
    .left-column{
        width: 100%;
    }
    .right-column {
        display: none;
    }
    .line picture img{
        display: inline-block;
        width: 50%;
    }
    section h3{
        font-size: 0.9rem;
    }
    section .tytle {
        font-size: 1.7rem;
    }
    h2{
        font-size: 1rem;
    }
    .another_container{
        font-size: 1rem;
    }
    .another_container strong{
        font-size: 28px;
    }
    .short_box_container {
        gap: 10px;
        padding: 5px;
    }
    .profile-container {
        width: 90%;
    }
    .hero-banner {
        position: absolute;
        bottom: 0px; /* Adjust as needed */
        right: 10%;
        display: flex;
        align-items: center;
        background-color: #fff;
        padding: 10px 20px;
        border-radius: 30px;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }
    #example .container {
        margin: 0;
    }
    .contact-method {
        width: 90%;
    }
}