@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');

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

body {
    font-family: 'Roboto';
    color: var(--font-color);
    background-color: var(--primary);
    overflow-x: hidden;

    /* Color vars */
    --primary: #2a2729;
    --secondary: #302c2e;
    --border: rgb(55, 52, 59);
    --highlight: rgb(163, 90, 132);
    --fastest: rgb(174, 62, 201);
    --font-color: white;
    --subdued: rgb(101, 93, 98);

    /* Size vars */
    --central-width: calc(min(90%, 1500px) - 3.5rem);
}

main {
    width: var(--central-width);
    margin: 5vh auto;
}

h1 {
    font-size: 3rem;
    margin-top: 1.5rem;
}

p {
    font-size: 1.1rem;
    margin: 1rem 0 1.5rem;
    font-weight: 400;
    line-height: 1.6;
}

h2 {
    font-size: 2rem;
    margin: 2rem 0 1rem;
    color: var(--highlight);
}

h3 {
    font-size: 1.5rem;
    margin: 2rem 0 1rem;
    color: var(--font-color);
    font-weight: 500;
}

h4 {
    font-size: 1.2rem;
    margin: 2rem 0 1rem;
    color: var(--font-color);
    font-weight: 500;
}

a, a:visited {
    color: var(--highlight);
    font-size: 1.2rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    text-decoration: underline;
    color: var(--fastest);
}

li {
    margin: 0.8rem 0;
    font-size: 1.1rem;
    line-height: 1.6;
    font-weight: 400;
}

ol {
    margin: 1.5rem 0;
}

ul {
    margin: 1.5rem 0;
}

blockquote {
    border-left: 4px solid var(--highlight);
    padding-left: 1.5rem;
    margin: 1.5rem 0;
    color: var(--font-color);
}

blockquote p {
    font-size: 1.1rem;
    margin: 0.5rem 0;
    font-weight: 400;
}

blockquote ul {
    margin: 0.5rem 0;
}

blockquote li {
    margin: 0.3rem 0 0.3rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 400;
}

blockquote a, blockquote a:visited {
    color: var(--highlight);
    font-size: 1.1rem;
}

code {
    background-color: var(--secondary);
    color: var(--fastest);
    padding: 0.2rem 0.5rem;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
}

.toc {
    background-color: var(--secondary);
    border-left: 4px solid var(--highlight);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 4px;
}

.toc h2 {
    color: var(--highlight);
    margin-top: 0;
}

.toc ul {
    margin: 0.5rem 0;
}

.toc li {
    margin: 0.3rem 0 0.3rem 1.5rem;
    font-size: 1rem;
}

.toc ul ul {
    margin: 0.3rem 0;
}

.toc ul ul li {
    font-size: 0.95rem;
    margin-left: 1.5rem;
}

.section {
    margin: 4rem 0;
}

.content-image {
    max-width: 100%;
    height: auto;
    margin: 1.5rem auto;
    border-radius: 8px;
    border: 1px solid var(--border);
    display: block;
}

.content-image:hover {
    opacity: 0.95;
    cursor: pointer;
}

.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.image-gallery img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    border: 1px solid var(--border);
    display: block;
}

.image-gallery a {
    display: block;
    border-radius: 8px;
    overflow: hidden;
}

.caption {
    font-style: italic;
    color: var(--subdued);
    margin: 0.5rem 0 1.5rem 0;
    font-size: 0.95rem;
}

.content-video {
    max-width: 100%;
    height: auto;
    margin: 1.5rem auto;
    border-radius: 8px;
    border: 1px solid var(--border);
    display: block;
}

#logo {
    margin-top: 2rem;
    height: 8vh;
    max-width: 100%;
}

span {
    display: block;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: #A8A8A8;
    font-size: 0.9rem;
}

/* Responsive design */
@media (max-width: 768px) {
    main {
        margin: 3vh auto;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.3rem;
    }

    h3 {
        font-size: 1.2rem;
        margin: 1.5rem 0 0.8rem;
    }

    h4 {
        font-size: 1.1rem;
        margin: 1.5rem 0 0.8rem;
    }

    p {
        font-size: 1rem;
    }

    a {
        font-size: 1rem;
    }

    li {
        font-size: 1rem;
        margin: 0.6rem 0;
    }

    blockquote p {
        font-size: 1rem;
    }

    blockquote li {
        font-size: 1rem;
    }

    blockquote a {
        font-size: 1rem;
    }

    .toc {
        padding: 1rem;
    }

    .toc h2 {
        font-size: 1.3rem;
    }

    .toc li {
        font-size: 0.9rem;
    }

    .image-gallery {
        grid-template-columns: 1fr;
    }

    .content-video {
        width: 100%;
    }

    #logo {
        height: 6vh;
    }

    code {
        font-size: 0.85rem;
    }
}