:root {
    --proj-text: #4b5563;
    --proj-text-h: #111827;
    --proj-bg: #ffffff;
    --proj-bg-subtle: #f9fafb;
    --proj-border: #e5e7eb;
    --proj-accent: #7c3aed;
    --proj-accent-bg: rgba(124, 58, 237, 0.1);
    --proj-shadow: rgba(17, 24, 39, 0.06) 0 1px 2px, rgba(17, 24, 39, 0.04) 0 4px 12px;
}

@media (prefers-color-scheme: dark) {
    :root {
        --proj-text: #9ca3af;
        --proj-text-h: #f3f4f6;
        --proj-bg: #14151a;
        --proj-bg-subtle: #1c1d24;
        --proj-border: #2e303a;
        --proj-accent: #a78bfa;
        --proj-accent-bg: rgba(167, 139, 250, 0.15);
        --proj-shadow: rgba(0, 0, 0, 0.3) 0 1px 2px, rgba(0, 0, 0, 0.25) 0 4px 12px;
    }
}

/* Explicit theme choice (via the theme toggle) overrides the OS preference above */
html[data-theme='light'] {
    --proj-text: #4b5563;
    --proj-text-h: #111827;
    --proj-bg: #ffffff;
    --proj-bg-subtle: #f9fafb;
    --proj-border: #e5e7eb;
    --proj-accent: #7c3aed;
    --proj-accent-bg: rgba(124, 58, 237, 0.1);
    --proj-shadow: rgba(17, 24, 39, 0.06) 0 1px 2px, rgba(17, 24, 39, 0.04) 0 4px 12px;
}

html[data-theme='dark'] {
    --proj-text: #9ca3af;
    --proj-text-h: #f3f4f6;
    --proj-bg: #14151a;
    --proj-bg-subtle: #1c1d24;
    --proj-border: #2e303a;
    --proj-accent: #a78bfa;
    --proj-accent-bg: rgba(167, 139, 250, 0.15);
    --proj-shadow: rgba(0, 0, 0, 0.3) 0 1px 2px, rgba(0, 0, 0, 0.25) 0 4px 12px;
}

body {
    background: var(--proj-bg);
    color: var(--proj-text);
    transition: background-color 0.15s ease, color 0.15s ease;
}

.proj-page {
    max-width: 1080px;
    margin: 0 auto;
    padding: 32px 16px 64px;
    color: var(--proj-text);
    background: var(--proj-bg);
}

.proj-page h1,
.proj-page h3 {
    color: var(--proj-text-h);
    margin: 0;
}

.proj-page a {
    color: inherit;
}

.proj-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 24px;
}

.proj-heading h1 {
    font-size: 32px;
    letter-spacing: -0.5px;
}

.proj-heading p {
    margin: 6px 0 0;
    font-size: 15px;
}

.proj-theme-toggle {
    display: flex;
    border: 1px solid var(--proj-border);
    border-radius: 8px;
    overflow: hidden;
    flex-shrink: 0;
}

.proj-theme-toggle button {
    border: none;
    background: var(--proj-bg);
    color: var(--proj-text);
    padding: 8px 14px;
    cursor: pointer;
    font: inherit;
    font-size: 14px;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.proj-theme-toggle button + button {
    border-left: 1px solid var(--proj-border);
}

.proj-theme-toggle button.active {
    background: var(--proj-accent-bg);
    color: var(--proj-accent);
    font-weight: 600;
}

.proj-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.proj-filter button {
    border: 1px solid var(--proj-border);
    border-radius: 999px;
    background: var(--proj-bg);
    color: var(--proj-text);
    padding: 6px 14px;
    cursor: pointer;
    font: inherit;
    font-size: 13px;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.proj-filter button.active {
    background: var(--proj-accent-bg);
    color: var(--proj-accent);
    border-color: var(--proj-accent);
    font-weight: 600;
}

.proj-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.proj-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px;
    border: 1px solid var(--proj-border);
    border-radius: 12px;
    background: var(--proj-bg-subtle);
    transition: box-shadow 0.15s ease, transform 0.15s ease;
}

.proj-card:hover {
    box-shadow: var(--proj-shadow);
    transform: translateY(-2px);
}

.proj-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.proj-card-icon {
    font-size: 24px;
    line-height: 1;
}

img.proj-card-icon {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    object-fit: cover;
}

.proj-card-category {
    display: inline-block;
    width: fit-content;
    font-size: 12px;
    font-weight: 600;
    color: var(--proj-accent);
    background: var(--proj-accent-bg);
    padding: 2px 8px;
    border-radius: 999px;
    white-space: nowrap;
}

.proj-card-name {
    font-size: 17px;
}

.proj-card-description {
    font-size: 14px;
    margin: 0;
    text-align: justify;
    flex: 1;
}

.proj-card-tags {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 0;
    padding: 0;
}

.proj-card-tags li {
    font-size: 12px;
    color: var(--proj-text);
    border: 1px solid var(--proj-border);
    border-radius: 999px;
    padding: 2px 8px;
}

.proj-card-tags li.is-inactive {
    color: #ef4444;
    border-color: #ef4444;
}

.proj-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: auto;
    padding-top: 10px;
    border-top: 1px solid var(--proj-border);
}

.proj-card-links {
    display: flex;
    gap: 12px;
    font-size: 16px;
}

.proj-card-links a {
    color: var(--proj-text);
    transition: color 0.15s ease;
}

.proj-card-links a:hover {
    color: var(--proj-accent);
}

.proj-card-visit {
    font-size: 13px;
    font-weight: 600;
    color: var(--proj-accent);
    text-decoration: none;
    white-space: nowrap;
}

.proj-card-visit:hover {
    text-decoration: underline;
}

.proj-empty-state {
    text-align: center;
    padding: 64px 0;
    color: var(--proj-text);
    display: none;
}