:root {
    --drop-shadow: 0px 0px 5px hsla(0 0 0 / 0.5);
}

:target {
    scroll-margin-top: 100px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-primary: hsl(240 10 10);
        --color-secondary: hsl(240 10 90);
        --color-accent: hsl(30 100 60);
    }
}

@media (prefers-color-scheme: light) {
    :root {
        --color-primary: hsl(240 10 90);
        --color-secondary: hsl(240 10 10);
        --color-accent: hsl(30 100 60);
    }
}

* {
    margin: 0px;
    padding: 0px;
    list-style: none;
    border: none;
    text-decoration: none;
    font-family: "Open Sans", Arial, Helvetica, sans-serif;
}

body {
    background-color: var(--color-primary);
    color: var(--color-secondary);
}

section {
    margin: 10vh 5vw;
}

nav {
    grid-template-columns: repeat(6, max-content);
    justify-content: space-between;
    background-color: hsl(from var(--color-primary) h s calc(l + 5));
    align-items: center;
    padding: 10px 20px;
    position: sticky;
    top: 0px;
    box-shadow: var(--drop-shadow);
    z-index: 1;
}

nav a {
    color: inherit;
    text-align: center;
    font-family: "TASA Explorer";

    &:not(.button):hover {
        color: var(--color-accent);
    }
}

#nav-links {
    display: grid;
    grid-template-columns: subgrid;
    grid-column: 2 / 6;
}

#menu-btn {
    display: none;
    fill: var(--color-accent);
    width: 25px;
    height: 25px;
    padding: 5px;
    grid-row: 1;
    grid-column: 2;

    &:hover {
        cursor: pointer;
        background-color: var(--color-accent);
        fill: var(--color-primary)
    }
}

h1,
h2,
h3,
h4,
button,
a.button {
    font-family: "TASA Explorer";
    text-transform: uppercase;
    font-weight: 800;
}

h1 {
    line-height: 2rem;
}

h1 + h1 {
    line-height: initial;
    font-size: 0.75rem;
    line-height: 0.75rem;
    background-image: linear-gradient(90deg, transparent 5%, var(--color-secondary));
    color: hsl(from var(--color-primary) h s calc(l + 5));
    padding-right: 2px;
    text-align: right;
}

h2,
h3 {
    margin-bottom: 20px;
}

h2 {
    color: var(--color-accent);
    font-size: 4rem;
    border-left: 5px solid var(--color-accent);
    padding-left: 20px;
}

h3 {
    font-size: 1.5rem;
    text-align: center;
}

h4 {
    margin: 10px 0px;
}

button,
a.button {
    display: block;
    color: hsl(from var(--color-accent) h s 10);
    border: 2px solid transparent;
    margin: 0px auto;
    padding: 5px 15px;
    background-color: var(--color-accent);
    font-size: 1rem;

    &:hover {
        cursor: pointer;
        background-color: hsl(from var(--color-accent) h s calc(l + 10));
    }
}

a.button.ghost {
    background-color: transparent;
    color: var(--color-primary);
    border: none;
}

footer {
    padding: 1rem;
    background-color: hsl(from var(--color-primary) h s calc(l + 5));

    h4 {
        text-align: center;
    }

    div > div {
        display: flex;
        margin-bottom: 1rem;
        gap: 1.5rem;
        justify-content: center;
    }

    svg, a {
        display: inline-block;
        width: 30px;
        height: 30px;
        fill: var(--color-secondary);

        &:hover {
            fill: var(--color-accent);
        }
    }

    p {
        opacity: 0.5;
        text-align: right;
        font-size: 0.7rem;
    }
}

.flex {
    display: flex;
    justify-content: space-evenly;
    gap: 1rem;
    flex-wrap: wrap;
}

.grid {
    display: grid;
    gap: 1rem;
}

.group {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    padding: 20px;
    margin: 20px 0px;
    box-shadow: var(--drop-shadow);
}

.group button {
    margin-top: 20px;
}

.horizontal-video {
    div {
        flex: 0 1 480px;
    }

    iframe {
        width: 100%;
        aspect-ratio: 16 / 9;
    }
}

.vertical-video {
    grid-template-columns: repeat(auto-fill, 250px);
    justify-content: space-evenly;
    gap: 2rem;

    iframe,
    img {
        width: 100%;
        aspect-ratio: 9 / 16;
    }

    div div {
        display: grid;
        grid-template-columns: max-content max-content;
        justify-content: space-between;
        align-items: center;
        padding-bottom: 5px;
        border-bottom: 2px solid var(--color-primary);

        h4 {
            background-color: var(--color-primary);
            color: var(--color-secondary);
            padding: 5px 10px;
            margin: 0px;
        }

        .button {
            margin: 0px;
            text-align: right;
            padding: 5px 0px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            line-height: 20px;

            &::after {
                content: "";
                display: inline-block;
                background-color: var(--color-primary);
                width: 12px;
                height: 12px;
                mask-size: contain;
                mask-repeat: no-repeat;
                mask-image: url(/images/external-link.svg);
            }

            &:hover {
                color: var(--color-accent);

                &::after {
                    background-color: var(--color-accent);
                }
            }
        }
    }
}

#about-me {
    div {
        grid-template-columns: min-content 1fr;
        align-items: center;
    }

    img {
        width: 250px;
        aspect-ratio: 1 / 1;
    }
}

.hidden {
    transition: all 1s ease;
    opacity: 0;
    position: relative;
    top: -100px;
}

.showing {
    opacity: 1;
    position: relative;
    top: 0px;
}

@media (width < 1100px) {
    nav {
        grid-template-columns: repeat(2, max-content);
    }
    #nav-links {
        display: none;
        grid-column: 1 / 3;
        gap: 2rem;
        margin: 1rem 0rem;

        a {
            grid-column: 1 / 3;
        }
    }
    #contact-button {
        display: none;
        grid-column: 1 / 3;
        margin-bottom: 1rem;
    }
    #menu-btn {
        display: initial;
    }
    #about-me {
        div {
            justify-items: center;
        }

        img, p {
            grid-column: 1 / 3;
        }

        p {
            text-align: center;
        }
    }
}