@import url("https://fonts.googleapis.com/css2?family=Signika:wght@300;400;600;700&display=swap");

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

html,
body {
    height: 100%;
    background: #fff;
}

body.intro-active {
    overflow: hidden;
    pointer-events: none;
}

#intro {
    position: fixed;
    inset: 0;
    background: #F5F5F6;
    z-index: 9999;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    transition: opacity 0.6s ease, visibility 0.6s ease;
    pointer-events: auto;
    box-shadow: inset 0 0 50px rgba(0, 0, 0, 0.03);
}

#intro.hide {
    opacity: 0;
    visibility: hidden;
}

#intro.hide .intro-gif,
#intro.hide .intro-text {
    opacity: 0;
    transition: opacity 0.6s ease;
}

.intro-gif {
    width: 220px;
    max-width: 60vw;
    opacity: 1;
    transition: opacity 0.6s ease;
}

.intro-text {
    margin-top: 14px;
    font-family: "Signika", sans-serif;
    font-weight: 600;
    font-size: 20px;
    color: #444;
    letter-spacing: 0.5px;
    opacity: 1;
    transition: opacity 0.6s ease;
}

.letter-loading span {
    opacity: 0;
    display: inline-block;
    transform: translateY(6px);
    animation: pop 1.2s ease-in-out infinite;
    will-change: transform, opacity;
}

.letter-loading span:nth-child(1) {
    animation-delay: 0s;
}

.letter-loading span:nth-child(2) {
    animation-delay: 0.1s;
}

.letter-loading span:nth-child(3) {
    animation-delay: 0.2s;
}

.letter-loading span:nth-child(4) {
    animation-delay: 0.3s;
}

.letter-loading span:nth-child(5) {
    animation-delay: 0.4s;
}

.letter-loading span:nth-child(6) {
    animation-delay: 0.5s;
}

.letter-loading span:nth-child(7) {
    animation-delay: 0.6s;
}

.letter-loading span:nth-child(8) {
    animation-delay: 0.7s;
}

.letter-loading span:nth-child(9) {
    animation-delay: 0.8s;
}

.letter-loading span:nth-child(10) {
    animation-delay: 0.9s;
}

.letter-loading span:nth-child(11) {
    animation-delay: 1s;
}

@keyframes pop {
    0% {
        opacity: 0;
        transform: translateY(6px);
    }

    30% {
        opacity: 1;
        transform: translateY(-3px);
    }

    60% {
        opacity: 1;
        transform: translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateY(6px);
    }
}

@media (max-width: 640px) {
    #intro {
        padding-top: 70px;
    }

    .intro-gif {
        width: 360px;
        max-width: 90vw;
    }

    .intro-text,
    .letter-loading span {
        font-size: 28px;
    }
}

@media (max-width: 768px) {
    #intro {
        padding-top: 50px;
    }

    .intro-gif {
        width: 320px;
        max-width: 85vw;
    }

    .intro-text,
    .letter-loading span {
        font-size: 24px;
    }
}

@media (max-width: 1200px) {
    .intro-gif {
        width: 240px;
    }

    .intro-text {
        font-size: 22px;
    }
}

@media (max-width: 1400px) {
    .intro-gif {
        width: 260px;
    }
}