/* global */
:root {
    --text-color: #510000;
    --accent-color: #af0000;
    --background-color: #f8f7f4;
    --button-color: #d4e8ea;
}
html {
    background-color: var(--background-color);
}

/* typography */
body {
    font-family: "Fira Mono", system-ui;
    font-weight: 400;
    font-size: 0.875em;
    color: var(--text-color);
    text-align: left;
}
h1 {
    font-family: "Jaini", system-ui;
    font-weight: 400;
    font-size: 2.5em;
}
h1 a {
    color: inherit;
}
h1 a:hover{
    text-decoration: inherit;
}
b {
    font-weight: 700;
}
a {
    color: var(--accent-color);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

/* body */
header {
    padding-left: 1rem;
}
main {
    padding-left: 1rem;
}

.grid-container {
    display: grid;
    grid-template-columns: 2fr 5fr;
    margin: 0;
}
.nav-column {
    position: sticky;
    top: 0;
    padding-right: 1rem;
    height: 100vh;
}
nav ul {
    list-style: none;
    padding-inline-start: 0;
    line-height: 1.5em;
    cursor: none;
}
.vector-icon {
    display: block;
    width: 1.5rem;
    height: 1.5rem;
    object-fit: contain;
    filter: invert(8%) sepia(65%) saturate(7263%) hue-rotate(12deg) brightness(115%) contrast(121%);
}
.art-menu {
    display: flex;
    padding: 1rem;
    flex-direction: column;
    align-items: flex-end;
}
.art-filters {
    padding-top: 0.75rem;
    line-height: 1.75em;
}
.art-filters button {
    border-width: 0.1em;
    border-color: var(--text-color);
    border-style: dashed;
    border-radius: 0.3em;
    margin: 0.25em;
    padding: 0.25em;
    background: none;
    color: inherit;
    cursor: pointer;
    font: inherit;
    text-align: center;
}
.art-grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
    align-items: start;
}
.art-grid a img {
    display: block;
    width: 95%;
    object-fit: cover;
    transition:
        opacity 200ms ease
}
.art-grid a:hover img,
.art-grid a:focus-visible img {
    opacity: 0.3
}

/* details pages */
.detail-container {
    text-align: center;
    margin-left: -1rem;
}
.detail-container img {
    width: 30%;
    object-fit: cover;
    margin-bottom: 2rem;
}

/* about */
.about {
    width: 50%;
}

/* responsiveness */
@media (max-width: 1000px) {
    .art-menu {
        align-items: center;
    }
    .art-grid {
        width: 100%;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .detail-container img{
        width: 50%;
    }
}
@media (max-width: 600px) {
    .grid-container {
        grid-template-columns: none;
    }
    .nav-column {
        position: static;
        height: auto;
    }
    .art-grid {
        width: 100%;
        gap: 1rem;
    }
    .detail-container img{
        width: 90%;
    }
    .about {
        width: 90%;
    }
}

footer {
    color: #555;
    text-align: center;
    padding: 10px 0;
    position: relative;
    bottom: 0;
    width: 100%;
    font-size: 0.775em;
}