:root {
    --primary: #2a7a5e;
    --bg: #f9f9f9;
    --card-bg: #fff;
    --tag-bg: #e0f0ea;
    --tag-text: #2a7a5e;
    --border-radius: 12px;
    --muted: #666;
    --border: #ddd;

    /* new subtle accents */
    --active-bg: #f1f8f5;
    --hover-bg: #eef6f2;
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

/* Mantém as colunas com rolagem independentes */
body {
    margin: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif;
    background: var(--bg);
    color: #333;
    display: grid;
    grid-template-columns: 280px 1fr;
    height: 100vh;
    overflow: hidden;
}

/* ============= Lado esquerdo (painel) ============= */
aside {
    background: #fff;
    border-right: 1px solid var(--border);
    display: grid;
    grid-template-rows: auto auto auto 1fr auto;
    /* título, sort, toc, filtros (rola), rodapé */
    gap: 0.75rem;
    padding: 0.75rem;
    height: 100vh;
    position: sticky;
    top: 0;
    overflow: hidden;
}

#appTitle {
    margin: 0;
    color: var(--primary);
    font-size: 1.1rem;
}

small.meta {
    color: var(--muted);
}

/* ===== Sort selector (new) ===== */
.sort-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.sort-controls label {
    color: var(--muted);
}

#sortMode {
    appearance: none;
    -webkit-appearance: none;
    border: 1px solid var(--border);
    background: #fff;
    padding: 0.35rem 0.6rem;
    border-radius: 10px;
    font-size: 0.9rem;
    line-height: 1;
    cursor: pointer;
}

#sortMode:focus {
    outline: 2px solid color-mix(in oklab, var(--primary) 40%, white);
    outline-offset: 2px;
}

/* Navegação interna */
#toc {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

#toc a {
    text-decoration: none;
    background: var(--tag-bg);
    color: var(--tag-text);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.8rem;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}

#toc a:hover {
    background: var(--primary);
    color: #fff;
}

/* Área scrollável de filtros */
#filters {
    overflow: auto;
    padding-right: 0.25rem;
    scroll-padding-top: 0.5rem;
    /* nicer in-page jumps */
}

/* Cabeçalhos dos grupos de filtros */
#filters h3 {
    position: sticky;
    /* keep section headers visible while scrolling long groups */
    top: 0;
    z-index: 1;
    background: inherit;
    margin: 1rem 0 0.25rem;
    padding: 0.25rem 0;
    font-size: 0.95rem;
    color: var(--primary);
    cursor: pointer;
}

/* Fieldsets */
fieldset {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.5rem 0.6rem;
    margin: 0.4rem 0;
    transition: border-color 0.2s, background-color 0.2s, box-shadow 0.2s;
}

fieldset:hover {
    background: var(--hover-bg);
}

/* ✅ Highlight any descriptor with an active selection (NOT "Todos") */
fieldset:has(input[type="radio"]:checked:not([value=""])) {
    border-color: var(--primary);
    background: var(--active-bg);
    box-shadow: 0 0 0 2px color-mix(in oklab, var(--primary) 18%, transparent);
}

/* Show a tiny badge on active legends */
fieldset:has(input[type="radio"]:checked:not([value=""])) legend::after {
    content: "Ativo";
    display: inline-block;
    margin-left: 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--primary);
    background: color-mix(in oklab, var(--primary) 12%, white);
    border: 1px solid color-mix(in oklab, var(--primary) 30%, white);
    padding: 0.05rem 0.35rem;
    border-radius: 999px;
    vertical-align: 1px;
}

legend {
    padding: 0 0.25rem;
    font-weight: 600;
}

.radio-group label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    padding: 0.15rem 0;
}

.count {
    font-size: 0.75rem;
    color: var(--muted);
}

.aside-footer {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

button,
.btn {
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--primary);
    border-radius: var(--border-radius);
    background: var(--primary);
    color: #fff;
    cursor: pointer;
    font-weight: 600;
    transition: filter 0.2s, background 0.2s, color 0.2s;
}

button:hover,
.btn:hover {
    filter: brightness(0.95);
}

button.secondary {
    background: #fff;
    color: var(--primary);
}

button.secondary:hover {
    background: color-mix(in oklab, var(--primary) 8%, white);
}

/* Chips de filtros ativos */
#activeFilters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.chip {
    background: var(--tag-bg);
    color: var(--tag-text);
    border-radius: 999px;
    padding: 0.2rem 0.55rem;
    font-size: 0.8rem;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    border: 1px solid color-mix(in oklab, var(--tag-text) 28%, white);
}

.chip button {
    border: none;
    background: transparent;
    color: inherit;
    padding: 0;
    cursor: pointer;
}

/* ============= Cartões à direita ============= */
main {
    height: 100vh;
    overflow: auto;
    padding: 1rem;
}

/* Barra de ações acima dos cards */
.toolbar {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.6rem;
    align-items: center;
    margin-bottom: 0.8rem;
}

.search {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 0.4rem 0.6rem;
}

.search input {
    border: none;
    outline: none;
    width: 100%;
    font-size: 0.95rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
}

.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 4px rgba(0, 0, 0, .05);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.card-content {
    padding: 0.9rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

.tag {
    background: var(--tag-bg);
    color: var(--tag-text);
    padding: 0.2rem 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.75rem;
}

/* Estado vazio */
.empty {
    text-align: center;
    color: var(--muted);
    padding: 2rem 1rem;
}

/* Preferência de cor do sistema */
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0f1115;
        --card-bg: #151922;
        --tag-bg: #11392e;
        --tag-text: #b6f0da;
        --border: #222933;
        --active-bg: #0f1a15;
        --hover-bg: #111a16;
    }

    body {
        color: #e7eaf0;
    }

    aside {
        background: #0f1218;
        border-right-color: var(--border);
    }

    .search {
        background: #0f1218;
        border-color: var(--border);
    }

    /* Better contrast for active badge in dark mode */
    fieldset:has(input[type="radio"]:checked:not([value=""])) legend::after {
        background: color-mix(in oklab, var(--primary) 20%, #0f1218);
        border-color: color-mix(in oklab, var(--primary) 40%, #0f1218);
    }
}

/* Small screens: collapse the grid a bit */
@media (max-width: 860px) {
    body {
        grid-template-columns: 1fr;
    }

    aside {
        position: static;
        height: auto;
    }

    main {
        height: auto;
    }
}

.links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    font-size: 0.85rem;
    font-weight: 500;
}

.links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 1rem;
    /* vertical, horizontal spacing */
    font-size: 0.85rem;
    margin-bottom: 0.3rem;
}

.links a {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    color: var(--primary);
    font-weight: 500;
    text-decoration: none;
    padding: 0.25rem 0;
    border-bottom: 1px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

.links a::before {
    content: "🔗";
    font-size: 0.85em;
    opacity: 0.6;
}

.links a:hover {
    color: color-mix(in oklab, var(--primary) 80%, black);
    border-bottom-color: var(--primary);
}