.an-acervo {
    --an-azul: #1268d6;
    --an-ciano: #45d7ff;
    --an-noite: #07111f;
    --an-texto: #17243a;
    --an-suave: #657187;
    --an-papel: #f3f7fb;
    --an-linha: rgba(12, 32, 62, .12);
    --an-sombra: 0 24px 70px rgba(7, 28, 61, .12);
    position: relative;
    width: min(1240px, calc(100% - 32px));
    margin: 48px auto;
    padding: clamp(28px, 5vw, 70px);
    color: var(--an-texto);
    border: 1px solid rgba(255, 255, 255, .9);
    border-radius: 36px;
    background:
        radial-gradient(circle at 94% 2%, rgba(69, 215, 255, .2), transparent 27rem),
        radial-gradient(circle at 4% 32%, rgba(18, 104, 214, .1), transparent 32rem),
        rgba(247, 250, 253, .88);
    box-shadow: var(--an-sombra);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    overflow: hidden;
    isolation: isolate;
}

.an-acervo::before {
    content: "";
    position: absolute;
    z-index: -1;
    inset: 0;
    opacity: .4;
    background-image: radial-gradient(rgba(18, 104, 214, .16) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: linear-gradient(to bottom, #000, transparent 55%);
}

.an-acervo *, .an-acervo *::before, .an-acervo *::after { box-sizing: border-box; }
.an-acervo .screen-reader-text { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0,0,0,0) !important; white-space: nowrap !important; border: 0 !important; }
.an-acervo__intro { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 36px; margin-bottom: 36px; }
.an-acervo__sobretitulo { display: flex; align-items: center; gap: 10px; margin: 0 0 14px; color: var(--an-azul); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.an-acervo__sobretitulo::before { content: ""; width: 30px; height: 2px; background: var(--an-ciano); }
.an-acervo h2 { max-width: 820px; margin: 0; color: var(--an-noite); font-family: Georgia, "Times New Roman", serif; font-size: clamp(2.6rem, 6vw, 5.8rem); font-weight: 500; line-height: .94; letter-spacing: -.065em; text-wrap: balance; }
.an-acervo__subtitulo { max-width: 700px; margin: 22px 0 0; color: var(--an-suave); font-size: clamp(1rem, 1.7vw, 1.15rem); line-height: 1.65; }
.an-acervo__numero { min-width: 132px; padding: 20px 24px; border: 1px solid rgba(255, 255, 255, .9); border-radius: 24px; background: rgba(255, 255, 255, .68); box-shadow: 0 14px 40px rgba(7, 28, 61, .08); backdrop-filter: blur(16px); text-align: center; }
.an-acervo__numero strong { display: block; color: var(--an-azul); font-family: Georgia, serif; font-size: 3.25rem; font-weight: 500; line-height: .9; letter-spacing: -.07em; }
.an-acervo__numero span { display: block; margin-top: 7px; color: var(--an-suave); font-size: .75rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }

.an-acervo__controles { position: relative; z-index: 3; display: grid; grid-template-columns: minmax(0, 1fr) minmax(170px, 220px); gap: 12px; padding: 10px; border: 1px solid rgba(255,255,255,.94); border-radius: 22px; background: rgba(255,255,255,.72); box-shadow: 0 16px 50px rgba(7,28,61,.08); backdrop-filter: blur(18px); }
.an-acervo__busca { display: flex; align-items: center; gap: 12px; min-width: 0; padding: 0 15px; }
.an-acervo__busca svg { flex: 0 0 auto; width: 22px; fill: none; stroke: var(--an-azul); stroke-width: 1.8; stroke-linecap: round; }
.an-acervo__busca input, .an-acervo__filtro select { width: 100%; min-height: 48px; margin: 0; border: 0; outline: 0; color: var(--an-texto); background: transparent; font: inherit; font-size: 1rem; }
.an-acervo__busca input::placeholder { color: #7e8999; }
.an-acervo__filtro { display: flex; align-items: center; padding: 0 14px; border-left: 1px solid var(--an-linha); }
.an-acervo__filtro select { cursor: pointer; font-weight: 700; }
.an-acervo__controles:focus-within { border-color: rgba(18,104,214,.35); box-shadow: 0 18px 55px rgba(18,104,214,.13); }
.an-acervo__resultado { min-height: 24px; margin: 14px 4px 24px; color: var(--an-suave); font-size: .84rem; font-weight: 700; }

.an-acervo__grade { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 2.4vw, 30px); }
.an-edicao { min-width: 0; margin: 0; opacity: 1; transform: translateY(0); transition: opacity .28s ease, transform .28s ease; }
.an-edicao[hidden] { display: none !important; }
.an-edicao__link { display: block; height: 100%; color: inherit !important; text-decoration: none !important; }
.an-edicao__capa { position: relative; aspect-ratio: .73; border-radius: 10px 22px 22px 10px; background: var(--an-noite); box-shadow: 0 24px 42px rgba(7,28,61,.22); overflow: hidden; transform: perspective(1000px) rotateY(-2deg); transform-origin: left center; transition: transform .35s ease, box-shadow .35s ease; }
.an-edicao__capa::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(125deg, rgba(255,255,255,.2), transparent 28%, transparent 75%, rgba(0,0,0,.12)); }
.an-edicao__capa img { width: 100%; height: 100%; margin: 0; border: 0; border-radius: inherit; object-fit: cover; transition: transform .5s ease; }
.an-edicao__link:hover .an-edicao__capa, .an-edicao__link:focus-visible .an-edicao__capa { transform: perspective(1000px) rotateY(-6deg) translateY(-9px); box-shadow: 18px 30px 52px rgba(7,28,61,.26); }
.an-edicao__link:hover img { transform: scale(1.025); }
.an-edicao__abrir { position: absolute; z-index: 2; right: 14px; bottom: 14px; display: inline-flex; align-items: center; gap: 8px; padding: 9px 13px; border: 1px solid rgba(255,255,255,.45); border-radius: 99px; color: #fff; background: rgba(5,15,31,.68); box-shadow: 0 8px 24px rgba(0,0,0,.24); backdrop-filter: blur(12px); font-size: .78rem; font-weight: 800; opacity: 0; transform: translateY(8px); transition: .25s ease; }
.an-edicao__link:hover .an-edicao__abrir, .an-edicao__link:focus-visible .an-edicao__abrir { opacity: 1; transform: none; }
.an-edicao__info { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: start; gap: 8px; padding: 18px 4px 0; }
.an-edicao__info p { margin: 0 0 3px; color: var(--an-suave); font-size: .75rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.an-edicao__info h3 { margin: 0; color: var(--an-noite); font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.25rem, 2vw, 1.65rem); font-weight: 500; line-height: 1.12; letter-spacing: -.035em; }
.an-edicao__indice { color: rgba(18,104,214,.18); font-family: Georgia, serif; font-size: 2.2rem; font-style: italic; line-height: 1; }
.an-edicao__sem-capa { width: 100%; height: 100%; display: grid; place-content: center; padding: 20px; color: white; background: radial-gradient(circle at 75% 20%, rgba(69,215,255,.42), transparent 35%), linear-gradient(145deg, #183e87, #07111f 68%); text-align: center; }
.an-edicao__sem-capa span, .an-edicao__sem-capa strong { display: block; font-size: clamp(1.4rem, 3vw, 2.4rem); line-height: .85; letter-spacing: .18em; }
.an-edicao__sem-capa strong { color: var(--an-ciano); font-size: clamp(2rem, 4vw, 3.5rem); letter-spacing: -.02em; }
.an-edicao__sem-capa small { margin-top: 24px; font-family: Georgia, serif; font-size: 4rem; opacity: .3; }

.an-acervo__vazio { padding: 70px 20px; text-align: center; }
.an-acervo__vazio > span { color: var(--an-azul); font-size: 2.5rem; }
.an-acervo__vazio h3 { margin: 10px 0 5px; color: var(--an-noite); font-family: Georgia, serif; font-size: 2rem; font-weight: 500; }
.an-acervo__vazio p { margin: 0 0 20px; color: var(--an-suave); }
.an-acervo__vazio button { padding: 12px 19px; border: 0; border-radius: 99px; color: #fff; background: var(--an-azul); font: inherit; font-weight: 800; cursor: pointer; }
.an-acervo-aviso { padding: 20px; border-left: 4px solid #c43b3b; background: #fff1f1; }

@media (max-width: 1000px) { .an-acervo__grade { grid-template-columns: repeat(3, minmax(0,1fr)); } }
@media (max-width: 760px) {
    .an-acervo { width: min(100% - 20px, 1240px); margin-block: 24px; padding: 28px 18px; border-radius: 25px; }
    .an-acervo__intro { grid-template-columns: 1fr; align-items: start; }
    .an-acervo__numero { min-width: 112px; justify-self: start; }
    .an-acervo__controles { grid-template-columns: 1fr; }
    .an-acervo__filtro { border-top: 1px solid var(--an-linha); border-left: 0; }
    .an-acervo__grade { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 460px) {
    .an-acervo__grade { gap: 14px 10px; }
    .an-edicao__info { grid-template-columns: 1fr; padding-top: 12px; }
    .an-edicao__indice { display: none; }
    .an-edicao__abrir { display: none; }
}
@media (prefers-reduced-motion: reduce) {
    .an-acervo *, .an-acervo *::before, .an-acervo *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}