@charset 'utf-8';
@import url("https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100..900;1,100..900&display=swap");
@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+KR&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@100..900&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Jua&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Shippori+Mincho&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Gowun+Batang&display=swap");

:root {
    font-size: 100%;
    font-size: 62.5%;
    --main-color: #0f5284;
    --bg-color: #cee8f5;
    --line-color: #85deff;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

ul,
ol,
li {
    list-style: none;
}

img {
    vertical-align: top;
}

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

a:hover {
    text-decoration: none;
    color: var(--main-color);
}

body {
    font: 1.6rem/1.5 "Montserrat", "Noto Sans KR", sans-serif;
}
.cursor {
    position: absolute;
    top: 0;
    left: 0;
    width: 100px;
    height: 100px;
    background: url(../img/air.png) no-repeat 50% / cover;
    pointer-events: none;
    user-select: none;
    z-index: 10;
}
.indicator {
    position: fixed;
    top: 50%;
    right: 8%;
    transform: translateY(-50%);
    z-index: 5;

    display: flex;
    flex-direction: column;
    gap: 20px;
}

.indicator li {
    position: relative;
    /* border: 1px solid #000; */
}
.indicator li a {
    display: block;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #fff;
    opacity: 0.6;
    transition: 0.4s;
}

.indicator li.active a {
    opacity: 1;
    background: var(--main-color);
}
.indicator li a b {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
    opacity: 0;
    transition: 0.4s;
    font-size: 1.4rem;
    white-space: nowrap;
    color: var(--main-color);
    font-family: "jua";
}

.indicator li.active a b {
    left: 30px;
    opacity: 1;
}
.btn-top {
    position: fixed;
    bottom: 5%;
    right: 5%;
    width: 70px;
    height: 70px;
    border: 2px solid var(--main-color);
    border-radius: 50%;
    box-shadow: 3px 3px 0 rgba(15, 82, 132, 0.7);
    background: var(--main-color);
    font-weight: bold;
    font-size: 1.5rem;
    color: #fff;
    cursor: pointer;
}

.loading {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    font-size: 5vw;
    backdrop-filter: blur(10px);

    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.spinner {
    margin: 100px auto;
    width: 40px;
    height: 40px;
    position: relative;
    text-align: center;

    -webkit-animation: sk-rotate 2s infinite linear;
    animation: sk-rotate 2s infinite linear;
}

.dot1,
.dot2 {
    width: 60%;
    height: 60%;
    display: inline-block;
    position: absolute;
    top: 0;
    background-color: #0a2d49;
    border-radius: 100%;

    -webkit-animation: sk-bounce 2s infinite ease-in-out;
    animation: sk-bounce 2s infinite ease-in-out;
}

.dot2 {
    top: auto;
    bottom: 0;
    -webkit-animation-delay: -1s;
    animation-delay: -1s;
}

@-webkit-keyframes sk-rotate {
    100% {
        -webkit-transform: rotate(360deg);
    }
}
@keyframes sk-rotate {
    100% {
        transform: rotate(360deg);
        -webkit-transform: rotate(360deg);
    }
}

@-webkit-keyframes sk-bounce {
    0%,
    100% {
        -webkit-transform: scale(0);
    }
    50% {
        -webkit-transform: scale(1);
    }
}

@keyframes sk-bounce {
    0%,
    100% {
        transform: scale(0);
        -webkit-transform: scale(0);
    }
    50% {
        transform: scale(1);
        -webkit-transform: scale(1);
    }
}