@keyframes revealUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.intro,
.projects-grid .project-item {
    animation: revealUp 360ms ease both;
}

.projects-grid .project-item:nth-child(2n) {
    animation-delay: 40ms;
}

.projects-grid .project-item:nth-child(3n) {
    animation-delay: 80ms;
}

.projects-grid {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(1, minmax(0, 1fr));
    gap: 20px;
}

@media (min-width: 640px) {
    .projects-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 22px;
    }
}

@media (min-width: 980px) {
    .projects-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 24px;
    }
}

.project-item {
    margin: 0;
}

.project-card {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: transform 220ms ease;
}

.project-figure {
    margin: 0;
}

.project-image {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    filter: grayscale(22%) contrast(1.04) saturate(0.96);
    transition: transform 240ms ease, filter 240ms ease;
}

@media (hover: hover) and (pointer: fine) {
    .project-image {
        filter: grayscale(var(--desktop-image-grayscale-start)) contrast(1.04) saturate(var(--desktop-image-saturation-start));
    }

    .project-card:hover .project-image {
        transform: scale(1.03);
        filter: grayscale(var(--desktop-image-grayscale-hover)) contrast(1.02) saturate(var(--desktop-image-saturation-hover));
    }

    .project-card:hover {
        transform: translateY(-3px);
    }

    .project-card:hover .image-frame {
        border-color: color-mix(in oklab, var(--hairline) 45%, var(--accent) 55%);
        box-shadow: 0 12px 26px rgba(12, 18, 28, 0.14);
    }
}

@media (hover: none) {
    .project-image {
        transform: none;
        filter: grayscale(22%) contrast(1.04) saturate(0.96);
    }
}

.project-caption {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
    border-left: 1px solid var(--hairline);
    border-right: 1px solid var(--hairline);
    border-bottom: 1px solid var(--hairline);
    background: var(--surface);
    padding: 11px 13px;
    font-size: 13px;
    letter-spacing: 0.02em;
    line-height: 1.25;
    min-height: calc(2 * 1.25em + 21px);
    align-items: start;
}

.home-project-title {
    min-width: 0;
    overflow: hidden;
    font-weight: 600;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    max-height: calc(2 * 1.25em);
}

.home-project-date {
    white-space: nowrap;
    flex-shrink: 0;
    color: var(--muted);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.01em;
}

.project-card:focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: 6px;
}

.list-footer {
    padding-top: 22px;
}

.loader {
    display: none;
    align-items: center;
    gap: 10px;
    color: var(--muted);
    font-size: 13px;
}

.loader.is-visible {
    display: inline-flex;
}

.loader-line {
    width: 28px;
    height: 1px;
    background: var(--hairline);
    position: relative;
    overflow: hidden;
}

.loader-line::after {
    content: "";
    position: absolute;
    inset: 0;
    transform: translateX(-60%);
    background: color-mix(in oklab, var(--accent) 48%, black 52%);
    animation: shimmer 900ms linear infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-60%); }
    100% { transform: translateX(120%); }
}

.end-message {
    margin: 12px 0 0 0;
    color: var(--muted);
    font-size: 13px;
}

.sentinel {
    height: 1px;
}

.error-item {
    grid-column: 1 / -1;
}

.error-box {
    border: 1px solid var(--hairline);
    background: var(--surface);
    padding: 14px 14px;
}

.error-title {
    margin: 0 0 6px 0;
    font-weight: 650;
}

.error-text {
    margin: 0;
    color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
    .project-image,
    .project-card,
    .image-frame {
        transition: none;
    }

    .intro,
    .projects-grid .project-item {
        animation: none;
    }

    .loader-line::after { animation: none; }
}