:root {
    --primary-color: #87ceeb;
    --primary-color-dark: #49a4c9;
    --primary-color-dark2: #206986;
    --primary-color-dark3: #0f3341;
    --primary-color-tint: #e8f5fb;
    --primary-color-tint2: #add2e4;
    --color-tertiary: #fff;
    --accent-color-1: #eb87a5;
    --accent-color-2: #ebe087;
    --accent-color-2-dark: #bbb26b;
    --accent-color-2-tint: #fcf6cd;
    --color-white: #fff;
    --border-radius: 9px;
}

*, 
*::before, 
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%;
    overflow-x: hidden;
}

body {
    font-family: 'Noto Sans Jp', sans-serif;
    line-height: 1;
    font-weight: 400;
    overflow-x: hidden;
    color: #333;
}

a {
    text-decoration: none;
    color: #333;
}

/* ****************************
Genearl Components
**************************** */
.container {
    max-width: 110rem;
    margin: 0 auto;
    padding: 0 3.2rem;
}

.heading-primary, 
.heading-secondary, 
.heading-tertiary {
    font-weight: 700;
    letter-spacing: 1px;
    color: #333;
}

.heading-primary {
    font-size: 4.8rem;
    line-height: 1.4;
    margin-bottom: 3.2rem;
    font-weight: 700;
    letter-spacing: .8rem;
    color: var(--primary-color-dark2);
    filter: drop-shadow(2px 2px 0px var(--primary-color));
}

.subheading {
    display: block;
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 1.6rem;
    letter-spacing: .75px;
    color: var(--primary-color-dark);
}

.heading-secondary {
    display: inline-block;
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 9.6rem;
    margin-bottom: 6.4rem;
    word-break: keep-all;
    background-image: linear-gradient(to right, var(--primary-color-dark), var(--primary-color));
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    background-color: var(--primary-color-dark);
}

.heading-tertiary {
    font-size: 3rem;
    line-height: 1.2;
    margin-bottom: 3.2rem;
    color: #555;
}

.paragraph {
    font-size: 1.8rem;
    line-height: 1.8;
}

.paragraph-2 {
    font-size: 1.8rem;
    line-height: 1.2;
}

.margin-right-sm {
    margin-right: 1.6rem !important;
}

.margin-bottom-sm {
    margin-bottom: 1.6rem !important;
}

.margin-top-sm {
    margin-top: 1.6rem !important;
}

.margin-top-md {
    margin-top: 4.8rem !important;
}

.margin-top-lg {
    margin-top: 7.2rem !important;
}

.margin-bottom-sm {
    margin-bottom: 1.6rem !important;
}

.margin-bottom-md {
    margin-bottom: 4.8rem !important;
}

.center-text {
    text-align: center !important;
}

/* grid component */
.merge-column {
    grid-column: 1 / -1;
}

.grid {
    display: grid;
    column-gap: 6.4rem;
    row-gap: 9.6rem;
}

.grid:not(:last-child){
    margin-bottom: 9.6rem;
}

.grid--2-cols {
    grid-template-columns: repeat(2, 1fr);
}

.grid--3-cols {
    grid-template-columns: repeat(3, 1fr);
}

.grid--4-cols {
    grid-template-columns: repeat(4, 1fr);
}

.grid--center-v {
    align-items: center;
}

.btns {
    display: flex;
    gap: 1.8rem;
}

.btn, 
.btn:link, 
.btn:visited {
    display: inline-block;
    font-size: 1.8rem;
    color: var(--primary-color-dark3);
    text-decoration: none;
    padding: 1.6rem 3.2rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    font-family: inherit;
    transition: all .7s;
}

.btn--full:link, 
.btn--full:visited {
    background-color: var(--accent-color-2);
    box-shadow: inset 0 0 0 3px var(--primary-color-dark);
}

.btn--full:hover, 
.btn--full:active {
    background-color: var(--accent-color-2-dark);
    color: #fff;
    box-shadow: inset 0 0 0 3px currentColor;
}

.btn--outline:link, 
.btn--outline:visited {
    background: #fff;
    color: var(--primary-color-dark3);
    box-shadow: inset 0 0 0 3px var(--primary-color-dark);
}

.btn-close-footer{
    display: inline-block;
    background: #fff;
    color: var(--primary-color-dark3);
    box-shadow: inset 0 0 0 3px var(--primary-color-dark);
    padding: 1.2rem 3rem;
    border-radius: 10rem;
    border: none;
    font-size: 1.7rem;
    transition: all .3s;

    display: flex;
    gap: .3rem;
    justify-content: center;
    align-items: center;
}

.btn-close-footer:hover, 
.btn-close-footer:active {
    background: var(--primary-color-dark);
    color: var(--color-white);
}

.btn-close-footer ion-icon {
    margin-top: -.3rem;
    color: currentColor;
}

.btn--close:hover, 
.btn--close:active {
    background: var(--primary-color-dark);
    color: var(--color-white);
}

.btn--outline:hover, 
.btn--outline:active {
    background-color: var(--primary-color-tint);
    box-shadow: inset 0 0 0 3px var(--color-white);
}

.btn--order:link,
.btn--order:visited {
    background-color: var(--primary-color);
    color: var(--primary-color-dark2);
}

.btn--order:hover, 
.btn--order:active {
    background-color: #fff;
    box-shadow: inset 0 0 0 3px var(--primary-color);
}

.btn-order-small:link,
.btn-order-small:visited {
    display: inline-block;
    padding: 1.2rem 1.4rem;
    font-size: 1.8rem;
    background-color: var(--accent-color-2);
    border-radius: var(--border-radius);
    box-shadow: inset 0 0 0 3px var(--primary-color-dark);
}

.btn-order-small:hover,
.btn-order-small:active {
    background-color: var(--accent-color-2-dark);
    color: var(--color-white) !important;
}

.btn-text {
    display: inline-block;
    font-size: 1.5rem;
    border: none;
    background-color: transparent;
    padding: .5rem;
    color: var(--primary-color-dark2);
    border-bottom: 1px solid currentColor;
    transition: all .3s;

    display: flex;
    align-items: center;
    gap: .5rem;
}

.btn-text ion-icon {
    font-size: 2rem;
}

.btn-text:hover {
    background-color: var(--primary-color-dark2);
    box-shadow: 0 1rem 2rem rgba(0,0,0,0.15);
    color: var(--color-white);
    transform: translateY(-.2rem);
    cursor: pointer;
}

*:focus {
    outline: none;
    box-shadow: 0 0 0 .8rem var(--primary-color-dark);
}

.page-top {
    width: 5.5rem;
    height: 5.5rem;
    background-color: var(--primary-color-tint2);
    border: none;
    border-radius: 50%;

    position: fixed;
    bottom: 2rem;
    right: 2rem;
    transition: all .2s;
    box-shadow: 0 0 .5rem rgba(0, 0, 0, .2);
    transition: all .3s;

    display: flex;
    align-items: center;
    justify-content: center;
}

.page-top::before {
    content: '';
    display: inline-block;
    width: 1.2rem;
    height: 1.2rem;
    border-top: solid 3px var(--color-white);
    border-right: solid 3px var(--color-white);
    transform: rotate(-45deg);
    margin-top: .3rem;
}

.page-top:hover, 
.page-top:active {
    transform: scale(1.1);
    background-color: var(--primary-color);
}

.is-hide {
    pointer-events: none;
}

/* ****************************** */
/*  Modal */
/* ****************************** */

.modal-hidden {
    visibility: hidden;
    opacity: 0;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 4rem 6rem rgba(0,0,0,.3);
    background-color: var(--color-white);
    max-width: 110rem;
    overflow: hidden;
    z-index: 9998;
    transition: all .5s;
    border-radius: 11px;
    overflow: hidden;
    /* height: 62vh; */
}

.overlay {
    position: fixed;
    top: 0;
    left: 0%;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0, .2);
    backdrop-filter: blur(5px);
    z-index: 9998;
    transition: all .5s;
}

.btn-close {
    position: absolute;
    top: 0;
    right: 0;
    color: #333;
    cursor: pointer;
    background: transparent;
    background: var(--color-tertiary);
    border: none;
    border-bottom-left-radius: 15%;
    z-index: 9999;
}

.modal ion-icon {
    font-size: 2.8rem;
}

.modal .close-modal:hover ion-icon {
    cursor: pointer;
    color: var(--primary-color-dark2);
}

.modal-content {
    display: grid;
    grid-template-columns: repeat(5, [col-start] 1fr [col-end]);
    grid-template-columns: repeat(6, [col-start] 1fr [col-end]);
    grid-template-rows: repeat(3, [row-start] auto [row-end]);
}

.class-title {
    grid-column: col-start 1 / col-end 3;
    grid-row: row-start 1 / row-end 1;

    font-size: 3rem;
    color: var(--primary-color-dark2);
    padding: 1.8rem 0 0 1.8rem;
}

.modal-text-box {
    grid-column: col-start 1 / col-end 3;
    grid-row: row-start 2 / row-end 3;

    max-height: 50rem;
    overflow-y: auto;

    padding: 2.4rem calc(.3rem + 1vw);
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.class-description {
    font-size: 1.6rem;
    line-height: 1.3;
    
}

.class-schedule {
    font-size: 1.6rem;

    display: grid;
    grid-template-columns: 6.4rem 1fr 6.4rem 1fr;
    column-gap: .4rem;
    padding: 2.4rem 0;
    border-top: 1px solid #b3b3b3;
    border-bottom: 1px solid #b3b3b3;
    line-height: 1.2;
}

.instructor-container {
    padding-bottom: 1.6rem;
    /* margin-bottom: 1.6rem; */
}

.instructor-heading {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1.6rem;
}

.instructors {
    display: flex;
    gap: 1.8rem;
}

.instructor {
    text-align: center;
}

.instructor img {
    height: 12rem;
    border-radius: 50%;
    margin-bottom: .8rem;
}

.instructor-job, 
.instructor-name {
    font-size: 1.3rem;
    line-height: 1.2;
}

.modal-image-carousel-box {
    grid-column: col-start 4 / -1;
    grid-row: row-start 1 / row-end 3;

    background-color: skyblue;
    overflow: hidden;
    position: relative;
    height: 58vh;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    outline: none;
    cursor: pointer;
    z-index: 9999;

    background-color: var(--color-white);
    padding: .3rem;
    border-radius: 50%;

    display: flex;
    justify-content: center;
    align-items: center;
}

.carousel-btn:focus {
    box-shadow: none;
}


.carousel-btn ion-icon {
    font-size: 2.3rem;
    color: var(--primary-color-dark2);
}

.carousel-btn--left {
    left: 1.5%;
}

.carousel-btn--left ion-icon {
    margin-left: -.2rem;
}

.carousel-btn--right {
    right: 1.5%;
}

.carousel-btn--right ion-icon {
    margin-right: -.2rem;
}


.modal-image-carousel--list {
    list-style: none;
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform .3s ease-in-out;
}

.modal-image-carousel--list-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.modal-image-carousel--list img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.carousel-nav {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 1.5rem;
    
    background-color: rgba(255,255,255, .7);
    padding: 1.2rem 1.5rem;
    border-radius: 10px;

    display: grid;
    grid-template-rows: 1fr;
    grid-template-columns: repeat(7, 1fr);
    grid-gap: 2.5rem;
}

.carousel-nav--btn {
    height: 2rem;
    width: 2rem;
    border-radius: 50%;
    background-color: var(--primary-color-dark2);
    border: none;
    cursor: pointer;
}

.carousel-nav--btn:focus {
    box-shadow: none;
}
.current--img {
    background-color: var(--accent-color-1);
}

.carousel-arrow-hidden {
    display: none;
}

.modal-btns {
    grid-column: col-start 1 / -1;
    grid-row: row-start 4 /  -1;

    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.6rem;
    padding: 2rem;
    border-top: 1px solid #b3b3b3;
}

.modal-btns .btn {
    display: flex;
    align-items: center;
    gap: 1.6rem;
}

/* ****************************** */
/*  Header */
/* ****************************** */

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 7rem;
    padding: 0 4.8rem;
    background-color: #fff;
    box-shadow: 0 1.2rem 3.2rem rgba(0,0,0, .08);
}

.logo {
    height: 4rem;
}

/* ****************************** */
/*  Navigation */
/* ****************************** */

.main-nav-list {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 3.2rem;
}

.main-nav-link:link, 
.main-nav-link:visited {
    color: #555;
    font-size: 1.7rem;
    transition: all .3s;
}

.main-nav-link:hover, 
.main-nav-link:active {
    color: var(--primary-color);
}

/* Mobile */
.btn-mobile-nav {
    border: none;
    background: none;
    cursor: pointer;
    display: none;
}

.icon-mobile-nav {
    height: 4.8rem;
    width: 4.8rem;
    color: #333;
    z-index: 4500;
}

.icon-mobile-nav[name="close-outline"]{
    display: none;
}

/* ****************************** */
/*  Hero Section */
/* ****************************** */
.section-hero {
    height: 90vh;
    background-image: linear-gradient(
                    to right bottom, 
                    rgb(135, 206, 235, .62), 
                    rgb(216, 245, 251, .98)
    ), url(../images/main/hero-background.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center top;
    background-attachment: fixed;

    padding: 4.8rem 0 9.6rem 0;

    display: flex;
    flex-direction: column;
    justify-content: center;
    
}

.hero {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    align-items: center;
    gap: 9.6rem;
    max-width: 130rem;
    padding: 0 3.2rem;
    margin: 0 auto;
}

.hero-description {
    font-size: 1.9rem;
    line-height: 1.6;
    letter-spacing: 1.5px;
    color: var(--primary-color-dark3);
}

.hero-img-box {
    margin-top: 5rem;
}

.hero-img {
    width: 100%;
}

.hero-addnote {
    display: flex;
    align-items: center;
    gap: 1.6rem;
}

.addnote-text {
    font-size: 1.8rem;
    line-height: 1.4;
}

.addnote-text span {
    color: var(--primary-color-dark2);
    font-weight: 500;
    font-size: 1.8rem;
}
.addnote-image-box img {
    height: 10rem;
}


/* ****************************** */
/*  Theme Section */
/* ****************************** */

.section-theme {
    padding: 4.8rem 0 9.6rem 0;
}

.theme-description {
    font-size: 1.8rem;
    line-height: 1.7;
}

.theme-image-box {
    text-align: center;
}

.theme-image {
    width: 90%;
}

/* ****************************** */
/*  Pricing Section */
/* ****************************** */
.section-pricing {
    padding: 4.8rem 0 9.6rem 0;
}

.pricing-type {
    border-radius: var(--border-radius);
    width: 80%;
    transition: all .3s;
}

.pricing-type:hover, 
.pricing-type:active {
    transform: translateY(-1rem);
}

.pricing-type--bara {
    justify-self: end;
    border: 3px solid var(--primary-color-tint2);
    padding: 4.5rem;
}

.pricing-type--set {
    background: var(--primary-color-tint);
    padding: 4.8rem;
    position: relative;
    overflow: hidden;
}

.pricing-type--set::after {
    content: "お得価格";
    position: absolute;
    font-size: 1.4rem;
    font-weight: 700;
    color: #333;
    top: 4%;
    right: -18%;
    background-color: var(--accent-color-1);
    padding: .8rem 8rem;
    transform: rotate(40deg);
}


.type-header {
    text-align: center;
    margin-bottom: 4.8rem;
}

.type-name {
    color: var(--primary-color-dark);
    font-size: 2.4rem;
    font-weight: 500;
    letter-spacing: .75px;
    margin-bottom: 3.2rem;
    line-height: 1;
}

.type-price {
    font-size: 6.2rem;
    font-weight: 500;
    color: #333;
    margin-bottom: 1.6rem;
}

.type-price span {
    font-size: 3rem;
    font-weight: 400;
    margin-right: .8rem;
}

.type-text {
    font-size: 2rem;
    line-height: 1.8;
    color: #6f6f6f;
}

.type-img-box, 
.type-order {
    text-align: center;
}

.type-order {
    margin-top: 4.8rem;
}

.type-img-large {
    width: 100%;   
}

.type-img-semi-large {
    width: 90%;
}

.type-details, 
.theme-note {
    font-size: 1.7rem;
    line-height: 1.7;
    text-align: center;
}

/* ****************************** */
/*  Gallery Section */
/* ****************************** */

.section-gallery {
    padding: 9.6rem 0;
    background-color: var(--primary-color-tint);
}

.btn-class {
    font-size: 1.8rem;
}

.btn-class:focus {
    box-shadow: none;
}

.radio-groups-container {
    padding-bottom: 2.4rem;
    border-bottom: solid 1px #cecccc;
}

.class-radio-groups {
    width: 80%;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.class-radio-input {
    opacity: 0;
}

.class-radio-input:focus {
    outline: none;
    box-shadow: 0 0 0 .8rem var(--primary-color-tint);
}

.class-radio-label {
    font-size: 1.6rem;
    letter-spacing: .15rem;
    cursor: pointer;
    position: relative;
    padding-left: 3.5rem;
}

.class-radio-button {
    display: inline-block;
    height: 3rem;
    width: 3rem;
    border: 5px solid var(--primary-color-dark);
    border-radius: 50%;
    position: absolute;
    top: 0;
    left: 0;
}

.class-radio-button::after {
    content: '';
    display: block;
    height: 1.2rem;
    width: 1.2rem;
    border: 5px solid var(--primary-color-dark);
    background-color: var(--primary-color-dark);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);

    opacity: 0;
    transition: opacity .3s;
}

.class-radio-input:checked ~ .class-radio-label .class-radio-button::after {
    opacity: 1;
}

.class-radio-input:checked ~ .class-radio-label {
    color: var(--primary-color-dark2);
    font-weight: 500;
}

.gallery {
    padding: 0 0 4.8rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
    grid-gap: 6vh calc(2rem + 1vw);
    place-items: center;
}

.gallery-item {
    animation-name: fadein-pattern-1;
    animation-duration: 2.5s;
    animation-iteration-count: 1;
    padding: 3%;
    padding-bottom: 8%;
    background-color: var(--color-white);
    border: 1px solid #ddd;
    box-shadow: 0 0 1rem rgba(0,0,0, .3);

    display: grid;
    grid-template-rows: 1fr auto;
}

@keyframes fadein-pattern-1 {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.gallery-image-box {
    margin: 1.2rem 0;
}

.gallery-image {
    height: 100%;
    width: 100%;
    object-fit: cover;
    transition: all .5s ease-in-out;
}

.gallery-link {
    transition: all .3s;
}

.gallery-enlarge:link, 
.gallery-enlarge:visited {
    display: flex;
    gap: .5rem;
    justify-content: center;
    padding-top: .5rem;
    color: #777;
    font-size: 1.5rem;
    transition: all .3s;
}
/* ****************************** */
/*  Footer */
/* ****************************** */

.footer {
    /* background-color: var(--primary-color-tint); */
    padding: 4.8rem 0 9.6rem;
}

.footer-logo {
    display: block;
}

.footer-link:link, 
.footer-link:visited {
    font-size: 1.6rem;
    color: #333;
    transition: all .3s;
}

.footer-link:hover, 
.footer-link:active {
    color: #555;
}

.logo-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.6rem;
}

.contacts {
    font-style: normal;
    font-size: 1.6rem;
    line-height: 1.6;
}

.copyright {
    font-size: 1.4rem;
    line-height: 1.6;
}