/* ---------------------------------------------
*   Custom Properties
--------------------------------------------- */
:root {
    --design-width: 1440;
    --contents-width: 1024;
    --contents-side-padding: 10;
    --minwidth: calc(var(--contents-width) + var(--contents-side-padding) * 2);
    --fixed-header-height: 75;
    --root-fz: 16;
    --line-height: 1.5;
    --hover-opacity-ratio: 0.8;
    --hover-duration: .3s;
    --color-base-1: #151c51;
    --color-base-1-rgb: 21, 28, 81;
    --color-black-1: #000;
    --color-black-1-rgb: 0, 0, 0;
    --color-black-2: #111;
    --color-black-2-rgb: 17, 17, 17;
    --color-black-3: #160a0b;
    --color-black-3-rgb: 22, 10, 11;
    --color-black-4: #1a1a1a;
    --color-black-4-rgb: 26, 26, 26;
    --color-white-1: #fff;
    --color-white-1-rgb: 255, 255, 255;
    --color-white-2: #fefefe;
    --color-white-2-rgb: 254, 254, 254;
    --color-white-3: #fdf3e5;
    --color-white-3-rgb: 253, 243, 229;
    --color-orange-1: #f08a00;
    --color-orange-1-rgb: 240, 138, 0;
    --color-orange-2: #fff78c;
    --color-orange-2-rgb: 255, 247, 140;
    --color-orange-3: #fac75c;
    --color-orange-3-rgb: 250, 199, 92;
    --color-orange-4: #ea6000;
    --color-orange-4-rgb: 234, 96, 0;
    --color-orange-5: #de5f0f;
    --color-orange-5-rgb: 222, 95, 15;
    --color-gray-1: #585857;
    --color-gray-1-rgb: 88, 88, 87;
    --color-gray-2: #585757;
    --color-gray-2-rgb: 88, 87, 87;
    --color-blue-1: #0069ac;
    --color-blue-1-rgb: 0, 105, 172;
    --color-blue-2: #bbe2e6;
    --color-blue-2-rgb: 187, 226, 230;
    --color-pink-1: #e7b59c;
    --color-pink-1-rgb: 231, 181, 156;
    --color-green-1: #cde156;
    --color-green-1-rgb: 205, 225, 86;
    --color-purple-1: #d3d2ff;
    --color-purple-1-rgb: 211, 210, 255;
    --ff-root: "Noto Sans JP", sans-serif;
    --ff-hiragino: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "meiryo", sans-serif;
}
@media screen and (max-width: 750px) {
    :root {
        --design-width: 750;
        --contents-width: 680;
        --contents-side-padding: 35;
        --minwidth: 320;
        --fixed-header-height: 100;
        --root-fz: 32;
        --line-height: 1.5;
    }
}

/* ---------------------------------------------
*   Universal selector
--------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
}

/* ---------------------------------------------
*   html, body
--------------------------------------------- */
html,
body {
    color: var(--color-base-1);
    font-size: calc(var(--root-fz) * 1px);
    font-family: var(--ff-root);
    -webkit-text-size-adjust: 100%;
}
@media screen and (max-width: 750px) {
    html,
    body {
        font-size: calc(var(--root-fz) / var(--design-width) * 100vw);
    }
}

body {
    min-width: 1180px;
    line-height: var(--line-height);
}
@media screen and (max-width: 750px) {
    body {
        min-width: calc(var(--minwidth) * 1px);
    }
    body.is-noscroll {
        position: fixed;
        width: 100%;
        height: 100%;
        height: 100dvh;
        box-sizing: border-box;
    }
}

/* ---------------------------------------------
*   <a> tag
--------------------------------------------- */
a {
    color: inherit;
    text-decoration: none;
    cursor: pointer;
}

/* ---------------------------------------------
*   <img> tag
--------------------------------------------- */
img {
    max-width: 100%;
    height: auto;
    vertical-align: bottom;
}

/* ---------------------------------------------
*   <hr> tag as anchor target
--------------------------------------------- */
hr[id^=anchor-] {
    display: block;
    width: auto;
    height: 0;
    padding: calc(var(--fixed-header-height) * 2px) 0 0 0;
    border: 0;
    margin: calc(var(--fixed-header-height) * -2px) 0 0 0;
    background: 0;
    pointer-events: none;
}
@media screen and (max-width: 750px) {
    hr[id^=anchor-] {
        padding-top: calc(calc(var(--fixed-header-height) * 1) / var(--design-width) * 100vw);
        margin-top: calc(calc(var(--fixed-header-height) * -1) / var(--design-width) * 100vw);
    }
}