/* Curadoria de livros (/livros e /livros/<slug>).
   Reaproveita variáveis, tipografia e padrões visuais do site. */
:root {
    --books-border: #e4e7ec;
    --books-surface: #f9fafb;
    --books-text-soft: #344054;
}

main.trail-main {
    margin: 0 auto;
}

.books-page {
    max-width: 960px;
    margin: 0 auto;
}

.books-page *,
.books-page *::before,
.books-page *::after {
    min-width: 0;
}

.books-page [hidden] {
    display: none !important;
}

.books-page a:focus-visible,
.books-page button:focus-visible,
.books-page select:focus-visible {
    outline: 3px solid var(--blue);
    outline-offset: 3px;
    border-radius: 6px;
}

.books-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 8px;
    margin-bottom: 20px;
    font-size: 15px;
    color: var(--muted);
}

.books-breadcrumb a,
.books-link {
    color: var(--blue);
    font-weight: 700;
    text-decoration: none;
}

.books-breadcrumb a:hover,
.books-link:hover {
    text-decoration: underline;
}

.books-breadcrumb [aria-current="page"] {
    color: var(--blue-dark);
    font-weight: 700;
}

/* Hero */
.books-hero {
    margin-bottom: 40px;
}

.books-eyebrow {
    display: inline-block;
    margin-bottom: 10px;
    padding: 4px 12px;
    border-radius: 999px;
    background: var(--blue-soft);
    color: var(--blue-dark);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.4px;
    text-transform: uppercase;
}

.books-hero h1,
.book-detail h1 {
    margin-bottom: 12px;
    font-size: clamp(30px, 5vw, 42px);
    line-height: 1.15;
    letter-spacing: -0.8px;
    color: var(--blue-dark);
}

.books-lead {
    max-width: 720px;
    font-size: 19px;
    line-height: 1.6;
    color: var(--books-text-soft);
}

.books-hero-cta {
    margin: 14px 0 20px;
    font-size: 17px;
    color: var(--blue-dark);
}

/* Botões */
.books-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 20px;
    border: 2px solid var(--blue);
    border-radius: 8px;
    background: var(--blue);
    font-family: inherit;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--white);
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.books-btn:hover {
    border-color: var(--blue-dark);
    background: var(--blue-dark);
}

.books-btn-outline {
    background: var(--white);
    color: var(--blue);
}

.books-btn-outline:hover {
    background: var(--blue-soft);
    border-color: var(--blue);
    color: var(--blue-dark);
}

/* Seções */
.books-section {
    margin-bottom: 48px;
    scroll-margin-top: 16px;
}

.books-section h2,
.book-block h2,
.book-buy h2,
.books-cta h2 {
    margin-bottom: 8px;
    font-size: 26px;
    font-weight: 800;
    color: var(--blue-dark);
}

.books-section-lead {
    margin-bottom: 20px;
    font-size: 17px;
    line-height: 1.6;
    color: var(--books-text-soft);
}

/* Critérios */
.criteria-grid,
.moment-grid,
.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 16px;
    list-style: none;
}

.criteria-grid li {
    padding: 20px;
    border: 1px solid var(--books-border);
    border-radius: 10px;
    background: var(--books-surface);
}

.criteria-grid li > span {
    font-size: 28px;
}

.criteria-grid h3 {
    margin: 8px 0 6px;
    font-size: 18px;
    color: var(--blue-dark);
}

.criteria-grid p {
    font-size: 16px;
    line-height: 1.5;
    color: var(--books-text-soft);
}

/* Momentos */
.moment-grid a {
    display: flex;
    flex-direction: column;
    gap: 6px;
    height: 100%;
    padding: 20px;
    border: 1.5px solid var(--blue-dark);
    border-radius: 10px;
    color: var(--blue-dark);
    text-decoration: none;
    transition: background 0.15s;
}

.moment-grid a:hover {
    background: var(--blue-soft);
}

.moment-icon {
    font-size: 28px;
}

.moment-title {
    font-size: 18px;
    font-weight: 800;
}

.moment-desc {
    font-size: 15px;
    line-height: 1.5;
    color: var(--books-text-soft);
}

.moment-count {
    margin-top: auto;
    padding-top: 6px;
    font-size: 15px;
    font-weight: 700;
    color: var(--blue);
}

/* Filtros */
.book-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 14px;
    margin-bottom: 14px;
    padding: 16px;
    border: 1px solid var(--books-border);
    border-radius: 10px;
    background: var(--books-surface);
}

.book-filter {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1 1 200px;
}

.book-filter label {
    font-size: 15px;
    font-weight: 700;
    color: var(--blue-dark);
}

.book-filter select {
    min-height: 44px;
    padding: 8px 12px;
    border: 1.5px solid var(--blue-dark);
    border-radius: 8px;
    background: var(--white);
    font-family: inherit;
    font-size: 16px;
    color: var(--text);
}

.book-filter-status {
    margin-bottom: 14px;
    font-size: 15px;
    font-weight: 700;
    color: var(--blue-dark);
}

.book-filter-empty {
    padding: 20px;
    border: 1px dashed var(--books-border);
    border-radius: 10px;
    color: var(--books-text-soft);
}

/* Grupos e cards */
.book-group {
    margin-top: 32px;
    scroll-margin-top: 16px;
}

.book-group-title {
    font-size: 22px;
    font-weight: 800;
    color: var(--blue-dark);
}

.book-group-desc {
    margin: 4px 0 16px;
    color: var(--books-text-soft);
}

.book-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    list-style: none;
}

.book-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 20px;
    border: 1.5px solid var(--books-border);
    border-radius: 10px;
    background: var(--white);
}

.book-cover {
    width: 100%;
    max-width: 160px;
    height: auto;
    aspect-ratio: 2 / 3;
    object-fit: cover;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(16, 24, 40, 0.18);
}

.book-card-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.book-card h3 {
    font-size: 18px;
    line-height: 1.3;
}

.book-card h3 a,
.related-books h3 a {
    color: var(--blue-dark);
    text-decoration: none;
}

.book-card h3 a:hover,
.related-books h3 a:hover {
    text-decoration: underline;
}

.book-author {
    font-size: 15px;
    color: var(--muted);
}

.book-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    list-style: none;
}

.book-badges li {
    padding: 3px 10px;
    border: 1px solid var(--blue-dark);
    border-radius: 999px;
    background: var(--blue-soft);
    font-size: 14px;
    font-weight: 600;
    color: var(--blue-dark);
}

.book-badge-label {
    font-weight: 400;
}

.book-audience {
    font-size: 15px;
    line-height: 1.5;
    color: var(--books-text-soft);
}

.book-why {
    padding: 12px 14px;
    border-left: 4px solid var(--yellow);
    border-radius: 0 6px 6px 0;
    background: var(--books-surface);
    font-size: 15px;
    line-height: 1.5;
    color: var(--books-text-soft);
}

.book-why-title {
    margin-bottom: 4px;
    font-weight: 800;
    color: var(--blue-dark);
}

.book-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: auto;
    padding-top: 6px;
}

.book-actions .books-btn {
    flex: 1 1 130px;
}

.book-external-note {
    font-size: 13px;
    color: var(--muted);
}

/* Destaques */
.book-list-featured {
    grid-template-columns: 1fr;
}

.book-card-featured {
    flex-direction: row;
    align-items: flex-start;
    gap: 24px;
    padding: 24px;
    border-color: var(--yellow);
    border-width: 2px;
}

.book-card-featured .book-cover {
    flex: 0 0 160px;
    width: 160px;
}

/* Jornada */
.journey-list {
    display: grid;
    gap: 0;
    list-style: none;
}

.journey-list > li {
    position: relative;
    padding: 18px 20px;
    border: 1px solid var(--books-border);
    border-radius: 10px;
    background: var(--books-surface);
}

.journey-list > li + li {
    margin-top: 28px;
}

.journey-list > li + li::before {
    content: "↓";
    position: absolute;
    top: -26px;
    left: 24px;
    font-size: 20px;
    font-weight: 800;
    color: var(--blue);
}

.journey-list h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 4px;
    font-size: 19px;
    color: var(--blue-dark);
}

.journey-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--blue-dark);
    font-size: 15px;
    color: var(--white);
}

.journey-list p {
    margin-bottom: 8px;
    color: var(--books-text-soft);
}

.journey-list ul {
    padding-left: 20px;
    line-height: 1.7;
}

.journey-list a {
    color: var(--blue);
    font-weight: 600;
}

/* Relacionados e CTA */
.related-grid a {
    display: flex;
    align-items: center;
    gap: 10px;
    height: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--blue-dark);
    border-radius: 10px;
    color: var(--blue-dark);
    font-weight: 700;
    text-decoration: none;
}

.related-grid a:hover {
    background: var(--blue-soft);
}

.books-cta,
.book-buy {
    margin-bottom: 48px;
    padding: 28px 24px;
    border-radius: 12px;
    background: var(--blue-soft);
}

.books-cta p,
.book-buy p {
    margin-bottom: 16px;
    font-size: 17px;
    line-height: 1.6;
    color: var(--books-text-soft);
}

/* Página do livro */
.book-detail-head {
    display: flex;
    align-items: flex-start;
    gap: 28px;
    margin-bottom: 32px;
}

.book-cover-large {
    flex: 0 0 240px;
    width: 240px;
    max-width: 240px;
}

.book-detail-head .book-badges {
    margin: 10px 0;
}

.book-block {
    margin-bottom: 32px;
}

.book-block p,
.book-check-list {
    font-size: 17px;
    line-height: 1.7;
    color: var(--books-text-soft);
}

.book-check-list {
    padding-left: 22px;
}

.book-why-quote {
    padding: 16px 20px;
    border-left: 4px solid var(--yellow);
    border-radius: 0 8px 8px 0;
    background: var(--books-surface);
}

.related-books {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
    list-style: none;
}

.related-books li {
    display: flex;
    gap: 14px;
    padding: 14px;
    border: 1px solid var(--books-border);
    border-radius: 10px;
}

.book-cover-small {
    flex: 0 0 70px;
    width: 70px;
}

@media (max-width: 640px) {
    .book-card-featured,
    .book-detail-head {
        flex-direction: column;
        align-items: center;
    }

    .book-detail-head > div {
        width: 100%;
    }

    .book-cover-large {
        flex-basis: auto;
        width: 200px;
    }

    .book-actions .books-btn {
        flex-basis: 100%;
    }

    .books-lead {
        font-size: 17px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .books-btn,
    .moment-grid a {
        transition: none;
    }
}