@import url('https://fonts.googleapis.com/css2?family=Heebo:wght@100;200;300;400;500;600;700;800;900&display=swap');

:root {
    --clr-bg: #fff;
    --clr-fg: #000;
    --clr-primary: #26ED90;
    --clr-primary-dark: #219E64;
    --clr-complementary: #ed2683;
    --clr-analogous-1: #26ed2d;
    --clr-analogous-2: #26e6ed;
    --clr-triadic-1: #2683ed;
    --clr-triadic-2: #9026ed;
    --clr-00dp: hsl(0, 0%, 7%);
    --clr-01dp: hsl(0, 0%, 11%);
    --clr-02dp: hsl(0, 0%, 13%);
    --clr-03dp: hsl(0, 0%, 14%);
    --clr-04dp: hsl(0, 0%, 15%);
    --clr-06dp: hsl(0, 0%, 17%);
    --clr-08dp: hsl(0, 0%, 18%);
    --clr-12dp: hsl(0, 0%, 20%);
    --clr-16dp: hsl(0, 0%, 21%);
    --clr-24dp: hsl(0, 0%, 22%);
    --clr-bg-transparent: rgba(0, 0, 0, 0.2);
    --clr-bg-transparent2: hsla(0, 0%, 7%, 60%);
}

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

* {
    margin: 0;
}

html, body {
    height: 100%;
}

body {
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

input, button, textarea, select {
    font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
    overflow-wrap: break-word;
}

*::selection {
    background: var(--clr-fg);
    color: var(--clr-bg);
}

a {   
    text-decoration: none;
}

a:hover, a:active, a:focus {
    text-decoration: underline;
}

body {
    color: var(--clr-fg);
    background-color: var(--clr-bg);
    font-family: 'Heebo', sans-serif;
    text-align: center;
}

header {
    position: fixed;
    width: 100%;
    max-width: 1440px;
    margin: 0 2rem;
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 99;
    mix-blend-mode: difference;
    opacity: 0;
    transition: opacity 500ms ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header.show {
    opacity: 1;
}

header img {
    max-width: 150px;
}

/* Scroll Snap behavior */
/* main {
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    height: 100vh;
} */

.intro {
    display: grid;
    place-items: center;
    height: 100vh;
    background: var(--clr-bg);
    scroll-snap-align: start;
    position: relative;
    overflow: hidden;
}

.intro *::selection, .intro-text *::selection {
    background: var(--clr-bg);
    color: var(--clr-fg);
}

.intro .logo {
    position: fixed;
    color: #fff;
    mix-blend-mode: difference;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: opacity 500ms ease;
    opacity: 1;
    z-index: 2;
    padding: 0 1rem;
}

.intro .logo h1 {
    font-size: 3rem;
    /* font-weight: 400; */
}

.intro .logo img {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.intro-text {
    height: 100vh;
    color: var(--clr-bg);
    background-color: var(--clr-fg);
    scroll-snap-align: start;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    text-align: left;
    position: relative;
    overflow: hidden;
    padding: 0 2rem;
}

.intro-text .background {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    transition: all 1000ms ease;
    transform: translateX(-10rem);
    opacity: 0;
    z-index: 1;
}

.intro-text .background.show {
    opacity: 1;
    transform: translateX(0);
}

.intro-text .background img {
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.intro-text .text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    max-width: 60ch;
    margin: 0 auto;
    z-index: 5;
}

#trailer {
    height: 50px;
    width: 50px;
    background-color: var(--clr-bg);
    mix-blend-mode: difference;
    border-radius: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 999;
    pointer-events: none;
    opacity: 0;
    transition: all 500ms ease;
}

/* #trailer.interacting::before {
    content: "▲";
    width: 100%;
    height: 100%;
    font-size: 2rem;
    animation: prismaRotate 10s linear infinite;
} 

@keyframes prismaRotate {
    0% {
        transform: rotateX(0deg);
    }

    100% {
        transform: rotateX(360deg);
    }
} */

body:hover > #trailer {
    opacity: 1;
}

.gradient-text {
    background: linear-gradient(to right, hotpink, hotpink, red, orange, green, blue, indigo, violet, hotpink, red);
    background-size: 1000% 200%;
    animation: gradientText 25s linear infinite;
    background-clip: text;
    -webkit-background-clip: text;
    color: rgba(0, 0, 0, 0);
    font-weight: bold;
    font-style: normal;
}

@keyframes gradientText {
    0% {
        background-position: left
    }

    50% {
        background-position: right
    }

    100% {
        background-position: left
    }
}

#scroll-indicator {
    position: absolute;
    bottom: 0;
    font-size: 2.5rem;
    transition: opacity 500ms ease;
    opacity: 1;
    animation: scrollindicator 2s ease-in-out infinite;
    z-index: 5;
}

@keyframes scrollindicator {
    0% {
        bottom: 0;
    }

    50% {
        bottom: 1.5rem;
    }

    100% {
        bottom: 0;
    }
}

.hidden {
    opacity: 0 !important;
    pointer-events: none !important;
}

.blob1 {
    --size: 40%;

    position: absolute;
    width: var(--size);
    height: var(--size);
    top: calc(10vh - var(--size));
    left: calc(25vw - var(--size));
    z-index: 1;
}

.blob2 {
    --size: 40%;

    position: absolute;
    width: var(--size);
    height: var(--size);
    top: calc(75vh - var(--size));
    left: calc(40vw + var(--size));
    z-index: 1;
}

.blob1.glow, .blob2.glow {
    filter: blur(4vh);
}

.btn {
    width: 160px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 15px;
    border: 2px solid var(--clr-bg);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    text-decoration: none;
    position: relative;
}

.btn-hover {
    width: 100%;
    height: 100%;
    background-color: var(--clr-bg);
    position: absolute;
    top: 0;
    left: 0;
    transform: scaleY(0);
    transform-origin: top center;
    transition: transform .3s;
}

.btn:hover .btn-hover {
    transform: scaleY(1);
    transform-origin: bottom center;
}

.btn-text {
    width: 100%;
    color: var(--clr-bg);
    text-transform: uppercase;
    position: relative;
    transition: color .2s;
}

.btn:hover .btn-text {
    color: var(--clr-fg);
}

@media (width < 980px) {
    .intro .logo h1 {
        font-size: 2rem;
    }

    .intro-text {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .intro-text .text {
        align-items: center;
    }

    .intro-text .background img {
        object-position: center left;
    }

    .blob1 {
        --size: 500px;
        top: -30vh;
        left: -20vw;
    }

    .blob2 {
        --size: 400px;
        top: 60vh;
        left: 50vw;
    }
}