* {
    padding: 0;
    margin: 0;
    font-family: 'Arial', sans-serif;
    cursor: url("../../assets/images/heart.svg") 16 16, auto;
}

body {
    background: #ffffff;
    color: #333;
    text-align: center;
    position: absolute;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    display: flex;
    justify-content: center;
    align-items: center;
    perspective: 800px;
}

#background-mask1 {
    position: absolute;
    top: -25%;
    left: -25%;
    width: 150%;
    height: 150%;
    animation: move 10s ease infinite;
    background: linear-gradient(45deg, #ffffff00,#46f3ff80, #6fffffa0);
}

@keyframes move1 {
    0% {
        transform: rotate(-45deg);
    }
    50% {
        transform: rotate(45deg);
    }
    100% {
        transform: rotate(-45deg);
    }
}

#background-mask2 {
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    animation: move2 7s ease infinite;
    background: linear-gradient(45deg, #ff97cb90, #ff829770, #ffffff00);
    background-size: 120% 120%;
}

@keyframes move2 {
    0% {
        background-position: -40% 0%;
    }
    50% {
        background-position: 40% 0%;
    }
    100% {
        background-position: -40% 0%;
    }
}

.love-letter {
    background-color: rgba(255, 255, 255, 0.8);
    padding: 1.6em;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    cursor: pointer;
    animation: breath 3s ease-in-out infinite;
}


@media (max-width: 600px) {
    .love-letter {
        width: 70vw;
    }

    .love-letter p {
        font-size: 4.6vw;
    }

    .love-letter h1 {
        font-size: 8vw;
    }
}

@media (min-width: 500px) {
    .love-letter {
        width: 350px;
    }

    .love-letter p {
        font-size: 23px;
    }

    .love-letter h1 {
        font-size: 40px;
    }
}


@keyframes breath {
    0% {
        transform: translate(-50%, -52%);
    }
    50% {
        transform: translate(-50%, -48%);
    }
    100% {
        transform: translate(-50%, -52%);
    }
}

.fade {
    animation: letter-fade 3s ease forwards;
}

@keyframes letter-fade {
    0% {
        transform: translate(-50%, -50%) rotateX(0deg) translateY(0%);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, 50%) rotateX(90deg) translateY(180%);
        opacity: 0;
    }
}

.tunnel {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgb(53, 208, 255);
    z-index: 20;
    transition: all 2s ease-out;
}

.images-container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 15;
    display: none;
}

.images-container img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 100px;
    animation: fly-out 2s ease-out forwards;
}

.point {
    position: absolute;
    width: 2px;
    height: 500px;
    top: calc(25% + var(--destination-y));
    left: calc(50% + var(--destination-x));
    transform: translate(-1px, -1px) rotateX(-90deg) translateY(1000px);
    border-radius: 50% 50% 30% 30%;
    animation: point-zoom 0.8s linear forwards;
}

@keyframes point-zoom {
    0% {
        transform: translate(-5px, -5px) rotateX(-90deg) translateY(1000px)
    }
    100% {
        transform: translate(-5px, -5px) rotateX(-90deg) translateY(-1000px)
    }
}

@keyframes fly-out {
    0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 1;
    }
    100% {
        transform: translate(calc(-50% + var(--random-x)), calc(-50% + var(--random-y))) scale(1);
        opacity: 0;
    }
}

h1 {
    color: #ff69b4;
    font-size: 36px;
}

p {
    font-size: 18px;
    line-height: 1.6;
}

.highlight {
    color: #e60073;
    font-weight: bold;
}