/* ============================== 全体設定 ============================== */
@charset "utf-8";

body {
    font-family: 'Noto Sans JP', 'メイリオ', Meiryo, 'ヒラギノ角ゴシック','Hiragino Sans', sans-serif;
    background: #1C1B16;
    color: #E6E6E6;
}

a {
    text-decoration: none;
    color: inherit;
}

/* 背景の幾何学模様 */
#particles-js { 
    position: fixed;
    z-index: -2;
    width: 100%;
    height: 100%;
}

#wrapper{
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
}

.sm {
    display: none;
}
@media (max-width: 1024px) {
    .sm {
        display: inline;
    }
}


/* ============================== ヘッダー ============================== */

#header {
    backdrop-filter: blur(4px);
    border-bottom: 0.5px solid #EACE4980;
    border-left: none;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
    width: 100%;
    height: 80px;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#header h2 {
    padding: 20px;
}

#g-navi ul {
    list-style: none;
    display: flex;
    justify-content: center;
}

#g-navi ul li a {
    display: block;
    padding: 5px 3px 5px;
    margin: 0 20px 0;
}
#g-navi ul li a:not(.here) {
    background-image: linear-gradient(#9AC10C, #9AC10C);
    background-repeat: no-repeat;
    background-position: bottom right;
    background-size: 0 1px;
    transition: background-size 0.3s;
}

#g-navi ul li a:not(.here):hover {
    background-position: bottom left;
    background-size: 100% 1px;
}

#g-navi ul li a.here {
    color: #9AC10C;
}

#header.done {
    background-color: #1C1B1680;
    backdrop-filter: blur(4px);
    position: fixed;
    right: -500px;
    left: auto;
    width: 500px;
    height: 100%;
    padding: 0 30px;
    border-left: 1px solid #9AC10C80;
    border-bottom: none;

    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    text-shadow: 0 0 10px #1C1B16;

    opacity: 0;
    transition: right 0.6s ease, opacity 0.4s ease;
}

/* メニューボタンをクリックした際に付与されるpanelactiveクラスがついたら */
#header.done.panelactive {
    opacity: 1;
    right: 0;
}

#header.done #g-navi ul {
    display: block;
}

#header.done #g-navi li {
    padding: 15px 0;
}


/* ハンバーガーメニュー */
.openbtn {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 999;
    background: #EACE49;
    box-shadow: 0 0 10px #1C1B1680;
    cursor: pointer;
    width: 50px;
    height: 50px;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

/*ボタン内側*/
.openbtn .openbtn-area{
    transition: all .6s;
    width: 50px;
    height: 50px;
}

.openbtn span {
    display: inline-block;
    transition: all .4s;
    position: absolute;
    left: 14px;
    height: 3px;
    border-radius: 2px;
    background: #1C1B16;
    width: 45%;
  }

.openbtn span:nth-of-type(1) {
    top: 15px;
}

.openbtn span:nth-of-type(2) {
    top: 23px;
}

.openbtn span:nth-of-type(3) {
    top: 31px;
}

/*activeクラスが付与されると .openbtn-areaが360度回転し、その中の線が回転して×に*/
.openbtn.active .openbtn-area{
    transform: rotate(360deg);
}

.openbtn.active span:nth-of-type(1) {
    top: 18px;
    left: 18px;
    transform: translateY(6px) rotate(-45deg);
    width: 30%;
}

.openbtn.active span:nth-of-type(2) {
    opacity: 0;
}

.openbtn.active span:nth-of-type(3){
    top: 30px;
    left: 18px;
    transform: translateY(-6px) rotate(45deg);
    width: 30%;
}

.fadeDown {
    animation-name: fadeDownAnime;
    animation-duration: 0.5s;
    animation-fill-mode: forwards;
    opacity: 0;
    display: block;
}

@keyframes fadeDownAnime {
    from {
        opacity: 0;
        transform: translateY(-100px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 640px) {
    #header {
        display: none;
    }

    #header.done {
        right: -250px;
        width: 250px;
        height: 100%;
        padding: 0 auto;
    }
}
  

/* ============================== ヒーローセクション ============================== */

.hero {
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero_content {
    padding-left: 120px; 
}

.title {
    font-size: 5rem;
    position: relative;
}

/* タイトルの文字の背面の縁取り文字 */
.title::after {
    content: 'めじろじっく';
    position: absolute;
    top: 4px;
    left: 5px;
    z-index: -1;
    color: #1C1B1600;
    -webkit-text-stroke: 2px #9AC10C;
}

/* 下線 */
.title_deco {
    position: relative;
    width: 32rem;
    height: 3px;
    margin-top: 10px;
    background-color: #EACE49;
}

/* 下線の丸部分 */
.title_deco::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    transform: translate(100%, -50%);
    width: 1.2rem;
    height: 1.2rem;
    border: 3px solid #EACE49;
    border-radius: 50%;
    background: transparent;
}

.subtitle {
    font-size: 3.5rem;
    margin-top: 50px;
}

@media (max-width: 1024px) {
    .hero_content {
        padding-left: 60px; 
    }

    .title {
        font-size: 4.5rem;
    }

    .title_deco {
        width: 28rem;
    }

    .subtitle {
        font-size: 2.5rem;
    }
}

@media (max-width: 640px) {
    .hero_content {
        padding-left: 20px; 
    }

    .title {
        font-size: 3rem;
    }

    .title::after {
        top: 3px;
        left: 4px;
    }

    .title_deco {
        width: 19rem;
        margin-top: 5px;
    }

    .subtitle {
        font-size: 1.5rem;
    }
}

/* ============================== 全ページ共通スタイル ============================== */
.content {
    padding: 80px 0 0;
}

.page_name {
    font-size: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    padding: 40px 0 80px;
}

.page_name::before,
.page_name::after {
    content: "";
    display: block;
    flex: 0 0 80px;
    height: 3px;
    background-color: #9AC10C;
}

h3 {
    font-size: 2rem;
    width: 400px;
    margin: 0 auto;
    padding: 20px 50px;
    text-align: center;
    color: #1C1B16;
    background-color: #EACE49;
    border-radius: 100vh 0 0 100vh;
    position: relative;
}
.introduction, .pages {
    padding: 100px 0 0;
}

.item {
    background: #E6E6E6;
    padding: 60px 80px 40px;
    margin: 80px auto 200px;
    border-radius: 16px;
    width: min(100% - 100px, 1000px);
    color: #1C1B16;
    overflow-wrap: anywhere;
}

.item p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.item li {
    margin-bottom: 20px;
    line-height: 1.8;
}

.item a {
    color: #9AC10C;
    text-decoration: underline;
}


.introduction .item, .pages .item {
    margin: 100px auto 150px;
}

.item h4 {
    font-size: 1.3rem;
    margin: 25px 0 10px;
    display: inline-block;
}

.h4_deco {
    position: relative;
    width: calc(100% + 1rem);
    height: 3px;
    margin: 8px 0 10px;
    background-color: #9AC10C;
}

/* 下線の丸部分 */
.h4_deco::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    transform: translate(100%, -50%);
    width: 1rem;
    height: 1rem;
    border: 3px solid #9AC10C;
    border-radius: 50%;
    background: transparent;
}

.item img {
    display: block;
    margin: 0 auto 40px;
}

@media (max-width: 640px) {
    h3 {
        font-size: 1.5rem;
        width: 220px;
    }

    .item {
        padding: 20px 30px;
        width: min(100% - 50px, 1000px);
    }

    .page_name {
        font-size: 2rem;
        gap: 10px;
    }

    .page_name::before,
    .page_name::after {
        flex: 0 0 50px;
    }

    h3 {
        font-size: 1.5rem;
        padding: 20px 30px;
    }
}


/* ============================== トップページの各ページの説明セクション ============================== */

.pages_list {
    color: #E6E6E6;
    display: flex;
    margin: 120px 0;
}

.pages_img {
    position: relative;
    width: 50%;
    user-select: none;
    pointer-events: none;
}

.pages_list.right {
    flex-direction: row-reverse;
}

/* 写真の背景 */
.pages_img::before, .pages_img::after {
    content: "";
    position: absolute;
    top: 15px;
    width: 100%;
    height: 100%;
    border-radius: inherit;
    z-index: -1;
}
/* 背景を写真と同じ形にして少しずらす */
.pages_list.left .pages_img::before  { left: 15px;  background: #9AC10C; }
.pages_list.right .pages_img::before { right: 15px; background: #EACE49; }
/* ちょっとはみ出る分を隠す用 */
.pages_list.left .pages_img::after  { background: #9AC10C; }
.pages_list.right .pages_img::after { background: #EACE49; }

.pages_img img {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 3 / 2;
    object-fit: cover;
}
.pages_list.left img  { box-shadow: 5px 5px 10px #1C1B1680; }
.pages_list.right img { box-shadow: -5px 5px 10px #1C1B1680; }

.pages_text {
    padding: 0 90px;
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.pages_text h4 {
    font-size: 1.8rem;
}
.pages_text p {
    line-height: 1.8;
    padding: 20px 0 40px;
}

.pages_text a {
    position: relative;
    padding: 0 20px;
    margin: 0 auto;
    font-size: 1.2rem;
}

/*矢印と下線の形状*/
.pages_text a::before {
    content: '';
    position: absolute;
    bottom:-8px;
    left: 15%;
    width: 85%;
    height: 1px;
    transition: all .3s;
}
.pages_list.left .pages_text a::before  { background: #9AC10C; }
.pages_list.right .pages_text a::before { background: #EACE49; }

.pages_text a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    right: 0;
    width: 15px;
    height: 1px;
    transform: rotate(35deg);
    transition: all .3s;
}
.pages_list.left .pages_text a::after  { background: #9AC10C; }
.pages_list.right .pages_text a::after { background: #EACE49; }

/*hoverした際の移動*/
.pages_text a:hover::before {
    left: 20%;
}

.pages_text a:hover::after {
    right: -5%;
}

@media (max-width: 1024px) {
    .pages_text h4 {
        font-size: 1.5rem;
    }

    .pages_text {
        padding: 0 25px;
    }
}

@media (max-width: 800px) {
    .pages_list {
        display: block;
        margin: 50px 0;
    }

    .pages_img {
        width: 90%;
        display: block;
    }
    
    .pages_list.right .pages_img {
        margin-left: auto;
    }

    .pages_text {
        width: 100%;
        padding: 50px 20px;
        display: block;
    }
}


/* -------------------------- logic.html -------------------------- */
.gateimg {
    width: 50%;
}

.scroll {
    overflow-x: auto;
}
table {
    margin: 0 auto;
    border-collapse: collapse;
    width: 100%;
    max-width: 500px;
    min-width: 350px;
    text-align: center;
    margin-bottom: 40px;
}
th, td {
    padding: 0.5em 1em;
    border: 2px solid #1C1B16;
}
th {
    background: #9AC10C;
    color: #1C1B16;
}
td {
    background: #E6E6E6;
}

@media (max-width: 640px) {
    .gateimg {
        width: 100%;
    }

    table {
        min-width: 200px;
    }
}


/* -------------------------- play.html -------------------------- */
.notion {
    margin: -50px 0 10px;
    text-align: center;
}

.game {
    text-align: center;
    padding-bottom: 75px;
}

.game iframe {
    display: inline-block;
    width: 1280px;
    height: 770px;
}



/* ============================== フッター ============================== */

footer {
    background-color: #1C1B16;
    border-top: 1px solid #EACE49;
    color: #E6E6E6;
    padding: 25px 0 50px;
    text-align: center;
}

footer .links {
    display: flex;
    justify-content: center;
    gap: 60px;
    padding: 25px;
}

footer .links a {
    padding: 2px 5px;
    box-shadow: inset 0 0 0 0 #9AC10C;
    color: #E6E6E6;
    transition: color .3s ease-in-out, box-shadow .3s ease-in-out;
}
footer .links a:hover {
    color: #1C1B16;
    box-shadow: inset 200px 0 0 0 #9AC10C;;
}

footer small {
    display: block;
    font-size: 0.8rem;
}

@media (max-width: 640px) {
    footer .links {
        flex-direction: column;
        gap: 20px;
        padding: 0 0 50px;
    }
}