:root {
    --bg-1: #0ea5e9;
    --bg-2: #a78bfa;
    --bg-3: #fb7185;
    --ink: #0b1220;
    --muted: #5b6784;
    --glass: rgba(255, 255, 255, 0.6);
    --ring: 0 0 0 8px rgba(255, 255, 255, .4);
}

/*@font-face {*/
/*    font-family: "JKゴシック";*/
/*    src: url("./assets/fonts/JKG-L_3.woff2") format("woff2");*/
/*    font-weight: 400;*/
/*    font-style: normal;*/
/*}*/

/*@font-face {*/
/*    font-family: "JKゴシック";*/
/*    src: url("./assets/fonts/JKG-M_3.woff2") format("woff2");*/
/*    font-weight: 700;*/
/*    font-style: normal;*/
/*}*/

:root {
    --bg-1: #0ea5e9;
    --bg-2: #a78bfa;
    --bg-3: #fb7185;
    --ink: #0b1220;
    --muted: #5b6784;
    --glass: rgba(255, 255, 255, 0.6);
    --ring: 0 0 0 8px rgba(255, 255, 255, .4)
}

body {
    /*font-family: "JKゴシック", "Noto Sans JP", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;*/
    font-family: "Zen Kaku Gothic New", "Noto Sans JP", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Meiryo", sans-serif;
    color: var(--ink);
    /*background: radial-gradient(1000px 600px at -10% -20%, rgba(255,255,255,.7), transparent 60%), radial-gradient(800px 500px at 110% -10%, rgba(255,255,255,.7), transparent 60%), linear-gradient(135deg, #f0f9ff, #f3e8ff 40%, #ffe4e6 100%);*/
    /*background: linear-gradient(45deg, rgb(255, 236, 210), rgb(252, 182, 159), rgb(168, 237, 234), rgb(254, 214, 227), rgb(224, 195, 252)) 0% 0% / 400% 400%;*/
    /*background: linear-gradient(45deg, rgba(248, 211, 255, 0.46), rgb(252, 182, 159), rgb(168, 237, 234), rgb(254, 214, 227), rgb(224, 195, 252)) 0% 0% / 400% 400%;*/
    background: linear-gradient(45deg, rgb(255, 236, 210), rgb(252, 182, 159), rgb(168, 237, 234), rgb(254, 214, 227), rgb(224, 195, 252)) 0% 0% / 400% 400%;
    /*animation: 15s infinite infinite-gradient;*/
    animation: 60s infinite infinite-gradient;
    overflow-x: hidden;
}

@keyframes infinite-gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}


.burger {
    position: relative;
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    color: currentColor;
    outline: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.burger:active {
    transform: scale(.96);
}

.burger .bar {
    position: absolute;
    left: 10px;
    right: 10px;
    height: 2px;
    background: currentColor;
    border-radius: 2px;
    transform-origin: 50% 50%;
    transition-property: transform, opacity, top;
    /* 弾性っぽいイージング */
    transition-timing-function: cubic-bezier(.2, .7, .25, 1.35);
    transition-duration: 220ms;
}

/* 配置 */
.burger .bar:nth-child(1) {
    top: 14px;
    transition-delay: 0ms;
}

.burger .bar:nth-child(2) {
    top: 21px;
    transition-delay: 25ms;
}

.burger .bar:nth-child(3) {
    top: 28px;
    transition-delay: 50ms;
}

/* 開いたときの形 */
.burger.is-active .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.burger.is-active .bar:nth-child(2) {
    opacity: 0;
}

.burger.is-active .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* 開く瞬間のポップ感 */
.burger.is-animating-open .bar:nth-child(1),
.burger.is-animating-open .bar:nth-child(3) {
    animation: bar-pop 280ms cubic-bezier(.2, .7, .25, 1.35);
}

@keyframes bar-pop {
    0% {
        transform: scaleX(.85);
    }
    60% {
        transform: scaleX(1.08);
    }
    100% {
        transform: scaleX(1);
    }
}

/* 閉じる瞬間の軽い戻り */
.burger.is-animating-close .bar:nth-child(1),
.burger.is-animating-close .bar:nth-child(3) {
    animation: bar-unpop 220ms cubic-bezier(.2, .7, .25, 1.2);
}

@keyframes bar-unpop {
    0% {
        transform: scaleX(1.05);
    }
    100% {
        transform: scaleX(1);
    }
}

/* ダークナビで白線にしたい場合 */
.navbar-dark .burger {
    color: #fff;
}

/* ユーザーの省モーション設定に追従 */
@media (prefers-reduced-motion: reduce) {
    .burger, .burger .bar {
        transition: none !important;
        animation: none !important;
    }
}

/* ダーク背景用の色反転が必要なら親に .navbar-dark を付与して色を上書き */
.navbar-dark .burger {
    color: #fff;
}

/* 利用者の設定でアニメーションを減らす */
@media (prefers-reduced-motion: reduce) {
    .burger .bar {
        transition: none;
    }
}

.nav-glass {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, .65);
    border-bottom: 1px solid rgba(15, 23, 42, .06)
}


#scrollUp {
    bottom: 30px;
    right: 30px;
    background-color: #e2dede;
    color: #fff;
    text-decoration: none;
    text-align: center;
    width: 50px;
    height: 50px;
    /*padding-top: 13px;*/
    font-size: 30px;
    transition: background 200ms linear;
    border-radius: 50%;
}

@media (max-width: 991.98px) {
    #scrollUp {
        bottom: 15px;
        right: 15px;
        width: 35px;
        height: 35px;
        font-size: 25px;
    }
}