/* ============================================
   A Caverna do Observador - Folha de Estilos
   Tema filosófico: luz da caverna, terra e ouro
   ============================================ */

:root {
    /* Paleta de cores — inspirada em A Caverna do Observador */
    --color-primary: #d4af37;        /* dourado oficial da logo */
    --color-primary-dark: #9e7c1f;   /* bronze/âmbar profundo */
    --color-primary-light: #f3d677;  /* dourado claro / luz radiante */
    --color-dark: #14141c;           /* escuridão mística */
    --color-dark-2: #1e1e2c;         /* rocha/manto interno */
    --color-cave: #0a0a0f;           /* fundo abissal */
    --color-gray-100: #f7f4ec;       /* luz difusa / pergaminho */
    --color-gray-200: #e8e2d0;
    --color-gray-300: #d4cbaf;
    --color-gray-400: #b5a887;
    --color-gray-500: #948663;
    --color-gray-600: #6b5f42;
    --color-gray-700: #463e2a;
    --color-gray-800: #2c2719;
    --color-white: #fffefb;
    --color-text: #262118;
    --color-text-light: #6b5f42;
    --color-danger: #b03a2e;
    --color-success: #5a7a4f;
    --color-amazon: #ff9900;

    /* Tipografia */
    --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Sombras e raios */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 14px rgba(0,0,0,0.18);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.24);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;

    /* Espaçamento */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-gray-100);
    background-image:
        radial-gradient(circle at 8% 15%, rgba(201,162,39,0.05), transparent 45%),
        radial-gradient(circle at 92% 80%, rgba(138,90,27,0.05), transparent 45%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1, h2, h3, .book-title, .detail-info h1, .static-page h1 {
    font-family: var(--font-serif);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-primary-dark);
}

button {
    font-family: var(--font-main);
    cursor: pointer;
}

/* ============================================
   HEADER / NAVEGAÇÃO
   ============================================ */

.site-header {
    background: linear-gradient(135deg, var(--color-dark), var(--color-dark-2));
    color: var(--color-white);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding-top: var(--space-sm);
    padding-bottom: var(--space-sm);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-white);
    white-space: nowrap;
    text-decoration: none;
}

.logo:hover { color: var(--color-white); }

.logo-img {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    object-fit: cover;
    border: 1.5px solid var(--color-primary);
    flex-shrink: 0;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.4));
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}

.logo-name {
    font-family: var(--font-serif);
    font-size: 1.45rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.logo-name strong {
    color: var(--color-primary-light);
    font-weight: 700;
    font-style: italic;
}

.logo-tagline {
    font-size: 0.66rem;
    font-family: var(--font-main);
    font-weight: 300;
    color: var(--color-gray-400);
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.logo-icon {
    background: var(--color-primary);
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--color-white);
    font-size: 1.1rem;
}

.logo-text strong { color: var(--color-primary-light); }

.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--space-xs);
    flex-wrap: wrap;
    justify-content: center;
}

.nav-list a {
    color: var(--color-gray-200);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
    display: inline-block;
}

.nav-list a:hover,
.nav-list a.active {
    background: var(--color-primary);
    color: var(--color-white);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--color-white);
    border-radius: 30px;
    overflow: hidden;
    border: 2px solid transparent;
    transition: border-color 0.2s ease;
}

.search-box:focus-within {
    border-color: var(--color-primary);
}

.search-box input {
    border: none;
    padding: 0.5rem var(--space-sm);
    font-size: 0.9rem;
    width: 200px;
    outline: none;
    font-family: var(--font-main);
    color: var(--color-text);
}

.search-box button {
    background: var(--color-primary);
    border: none;
    color: var(--color-white);
    padding: 0.55rem 0.85rem;
    transition: background 0.2s ease;
}

.search-box button:hover { background: var(--color-primary-dark); }

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 1.5rem;
}

.mobile-search {
    display: none;
    padding: 0 var(--space-sm) var(--space-sm);
}

.mobile-search input {
    width: 100%;
    padding: 0.7rem var(--space-sm);
    border-radius: 30px;
    border: 2px solid var(--color-gray-300);
    outline: none;
    font-family: var(--font-main);
    font-size: 0.95rem;
}

/* ============================================
   CONTEÚDO PRINCIPAL
   ============================================ */

.main-content {
    flex: 1;
    padding-bottom: var(--space-xl);
}

/* Hero / Banner */
.hero {
    background:
        radial-gradient(ellipse at 50% -20%, rgba(224,197,106,0.28), transparent 60%),
        linear-gradient(160deg, var(--color-dark-2), var(--color-dark) 55%, var(--color-cave));
    color: var(--color-white);
    padding: var(--space-xl) 0;
    text-align: center;
    margin-bottom: var(--space-lg);
    position: relative;
    overflow: hidden;
}

.hero-eyebrow {
    display: inline-block;
    font-family: var(--font-serif);
    font-size: 0.95rem;
    font-style: italic;
    letter-spacing: 0.04em;
    color: var(--color-primary-light);
    margin-bottom: var(--space-sm);
    opacity: 0.9;
}

.hero-eyebrow i {
    margin-right: 0.35rem;
    color: var(--color-primary);
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: 2.9rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    text-shadow: 0 3px 14px rgba(0,0,0,0.5);
    line-height: 1.15;
}

.hero p {
    font-size: 1.08rem;
    max-width: 660px;
    margin: 0 auto;
    opacity: 0.9;
    color: var(--color-gray-200);
    font-weight: 300;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 1.9rem;
    font-weight: 600;
    margin: var(--space-lg) 0 var(--space-md);
    color: var(--color-dark);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.section-title i { color: var(--color-primary); }

/* Toolbar (visualização / ordenação) */
.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    flex-wrap: wrap;
    margin-bottom: var(--space-md);
}

.toolbar .results-info {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.toolbar-controls {
    display: flex;
    gap: var(--space-xs);
    align-items: center;
    flex-wrap: wrap;
}

.toolbar select {
    padding: 0.5rem var(--space-sm);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    font-family: var(--font-main);
    font-size: 0.9rem;
    cursor: pointer;
}

.view-toggle {
    display: flex;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.view-toggle button {
    background: var(--color-white);
    border: none;
    padding: 0.5rem 0.75rem;
    color: var(--color-gray-600);
    transition: all 0.2s ease;
}

.view-toggle button.active {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ============================================
   CARDS DE CATEGORIAS (HOME)
   ============================================ */

.category-grid-home {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.category-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-md) var(--space-sm);
    text-align: center;
    transition: all 0.25s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    background: var(--color-primary);
    color: var(--color-white);
}

.category-card .category-icon {
    font-size: 1.8rem;
    color: var(--color-primary);
    transition: color 0.25s ease;
}

.category-card:hover .category-icon {
    color: var(--color-white);
}

.category-card .category-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-dark);
}

.category-card:hover .category-name {
    color: var(--color-white);
}

.category-card .category-count {
    font-size: 0.8rem;
    color: var(--color-text-light);
}

.category-card:hover .category-count {
    color: var(--color-gray-200);
}

/* ============================================
   CARDS DE LIVROS
   ============================================ */

.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.book-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
    position: relative;
    border: 1px solid rgba(201,162,39,0.14);
    border-top: 2px solid transparent;
}

.book-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-top-color: var(--color-primary);
}

.book-card .book-cover-wrapper {
    background: var(--color-gray-200);
    aspect-ratio: 2/3;
    overflow: hidden;
    position: relative;
}

.book-card .book-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.book-card:hover .book-cover {
    transform: scale(1.05);
}

.book-card .book-cover-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-gray-200), var(--color-gray-300));
    color: var(--color-gray-500);
    font-size: 3rem;
}

.book-card .badge {
    position: absolute;
    top: var(--space-xs);
    left: var(--space-xs);
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.25rem 0.6rem;
    border-radius: var(--radius-sm);
    z-index: 2;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.book-card .badge.discount {
    background: var(--color-danger);
    right: var(--space-xs);
    left: auto;
}

.book-card .book-info {
    padding: var(--space-sm);
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.book-card .book-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-dark);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.6em;
}

.book-card .book-author {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.book-card .book-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
}

.book-card .tag {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    text-decoration: none;
}

.book-card .tag:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

.book-card .book-price {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-top: auto;
}

.book-card .book-price .original-price {
    font-size: 0.8rem;
    color: var(--color-gray-500);
    text-decoration: line-through;
    font-weight: 400;
    margin-right: 0.4rem;
}

.book-card .card-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
    padding-top: 0.5rem;
}

.btn-buy {
    flex: 1;
    background: var(--color-amazon);
    color: var(--color-dark);
    border: none;
    padding: 0.6rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.85rem;
    transition: filter 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    text-decoration: none;
}

.btn-buy:hover { filter: brightness(0.92); color: var(--color-dark); }

.btn-details {
    background: var(--color-gray-200);
    border: none;
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--color-gray-700);
    transition: all 0.2s ease;
}

.btn-details:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ============================================
   VISUALIZAÇÃO EM LISTA
   ============================================ */

.books-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.list-item {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    display: flex;
    gap: var(--space-md);
    padding: var(--space-sm);
    transition: box-shadow 0.25s ease;
    position: relative;
}

.list-item:hover { box-shadow: var(--shadow-md); }

.list-item .book-cover-wrapper {
    width: 110px;
    height: 160px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--color-gray-200);
    position: relative;
}

.list-item .badge {
    position: absolute;
    top: var(--space-xs);
    left: var(--space-xs);
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    z-index: 2;
    text-transform: uppercase;
}

.list-item .badge.discount { background: var(--color-danger); }

.list-item .book-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.list-item .book-cover-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-500);
    font-size: 2.5rem;
}

.list-item .book-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.list-item .book-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.25rem;
}

.list-item .book-author {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.list-item .book-description {
    color: var(--color-gray-600);
    font-size: 0.9rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.list-item .book-categories {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.list-item .list-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: auto;
    flex-wrap: wrap;
}

.list-item .book-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.list-item .book-price .original-price {
    font-size: 0.9rem;
    color: var(--color-gray-500);
    text-decoration: line-through;
    font-weight: 400;
    margin-left: 0.4rem;
}

/* ============================================
   PAGINAÇÃO
   ============================================ */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.35rem;
    margin-top: var(--space-lg);
    flex-wrap: wrap;
}

.pagination button {
    min-width: 40px;
    height: 40px;
    border: 1px solid var(--color-gray-300);
    background: var(--color-white);
    border-radius: var(--radius-sm);
    font-family: var(--font-main);
    font-size: 0.9rem;
    color: var(--color-gray-700);
    transition: all 0.2s ease;
    padding: 0 0.5rem;
}

.pagination button:hover:not(:disabled):not(.active) {
    background: var(--color-gray-200);
}

.pagination button.active {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.pagination button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination .page-ellipsis {
    padding: 0 0.25rem;
    color: var(--color-gray-500);
}

/* ============================================
   FILTROS
   ============================================ */

.filters-panel {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-md);
    margin-bottom: var(--space-lg);
}

.filters-panel h3 {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-dark);
}

.filters-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-sm);
}

.filter-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-bottom: 0.35rem;
    font-weight: 500;
}

.filter-group select,
.filter-group input {
    width: 100%;
    padding: 0.55rem 0.7rem;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    background: var(--color-white);
    font-family: var(--font-main);
    font-size: 0.9rem;
    color: var(--color-text);
}

.filter-actions {
    display: flex;
    gap: var(--space-xs);
    align-items: flex-end;
    justify-content: flex-end;
}

.btn-clear {
    background: var(--color-gray-200);
    border: none;
    padding: 0.55rem var(--space-sm);
    border-radius: var(--radius-sm);
    font-family: var(--font-main);
    font-size: 0.9rem;
    color: var(--color-gray-700);
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: all 0.2s ease;
}

.btn-clear:hover {
    background: var(--color-danger);
    color: var(--color-white);
}

/* ============================================
   DETALHES DO LIVRO
   ============================================ */

.book-detail {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    margin-top: var(--space-lg);
}

.breadcrumb {
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-gray-100);
    border-bottom: 1px solid var(--color-gray-200);
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.breadcrumb a { color: var(--color-primary); }

.book-detail-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--space-lg);
    padding: var(--space-lg);
}

.detail-cover {
    position: relative;
}

.detail-cover img {
    width: 100%;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.detail-cover .book-cover-placeholder {
    width: 100%;
    aspect-ratio: 2/3;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-gray-200), var(--color-gray-300));
    color: var(--color-gray-500);
    font-size: 5rem;
    border-radius: var(--radius-md);
}

/* Galeria (carrossel) do livro */
.detail-gallery {
    width: 100%;
}

.detail-gallery-main {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--color-gray-100);
    aspect-ratio: 3/4;
    cursor: zoom-in;
}

.detail-gallery-main .detail-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity 0.3s ease;
    cursor: zoom-in;
}

.detail-gallery-main .detail-img.active {
    opacity: 1;
}

.gallery-zoom {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    width: 2.4rem;
    height: 2.4rem;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.35);
    color: #fff;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
    z-index: 3;
}

.gallery-zoom:hover { background: rgba(0, 0, 0, 0.6); }

.detail-gallery-thumbs {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.75rem;
    flex-wrap: wrap;
}

.detail-thumb {
    width: 60px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: 2px solid var(--color-gray-200);
    opacity: 0.7;
    transition: border-color 0.2s ease, opacity 0.2s ease;
}

.detail-thumb.active,
.detail-thumb:hover {
    border-color: var(--color-primary);
    opacity: 1;
}

/* Lightbox (zoom) */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.lightbox.open {
    opacity: 1;
    visibility: visible;
}

body.lightbox-open { overflow: hidden; }

.lightbox-stage {
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-stage img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 3rem;
    height: 3rem;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 1.25rem;
    cursor: pointer;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover { background: rgba(255, 255, 255, 0.3); }

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 3rem;
    height: 3rem;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
}

.lightbox-nav:hover { background: rgba(255, 255, 255, 0.3); }

.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

/* Seção "O que você vai aprender" */
.detail-learn ul {
    margin: var(--space-sm) 0 0;
    padding-left: 1.25rem;
    line-height: 1.8;
    color: var(--color-text);
}

.detail-learn ul li::marker { color: var(--color-primary); }

.detail-info h1 {
    font-size: 1.9rem;
    color: var(--color-dark);
    margin-bottom: var(--space-xs);
    line-height: 1.2;
}

.detail-info .detail-author {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-sm);
}

.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding: var(--space-sm);
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
}

.detail-meta .meta-item {
    display: flex;
    flex-direction: column;
}

.detail-meta .meta-item .meta-label {
    font-size: 0.75rem;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-meta .meta-item .meta-value {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-dark);
}

.detail-rating {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.detail-rating .stars {
    color: var(--color-amazon);
    font-size: 1.1rem;
}

.detail-rating .rating-value {
    font-weight: 600;
    color: var(--color-dark);
}

.detail-rating .rating-count {
    color: var(--color-text-light);
    font-size: 0.85rem;
}

.detail-price {
    margin: var(--space-md) 0;
    padding: var(--space-md);
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
}

.detail-price .current-price {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-primary-dark);
}

.detail-price .original-price {
    font-size: 1.2rem;
    color: var(--color-gray-500);
    text-decoration: line-through;
    margin-left: var(--space-sm);
}

.detail-price .price-note {
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-top: 0.25rem;
}

.btn-buy-large {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    width: 100%;
    background: var(--color-amazon);
    color: var(--color-dark);
    border: none;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 700;
    transition: filter 0.2s ease, transform 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.btn-buy-large:hover {
    filter: brightness(0.92);
    color: var(--color-dark);
    transform: translateY(-2px);
}

.detail-description {
    margin-top: var(--space-md);
}

.detail-description h3 {
    font-size: 1.2rem;
    color: var(--color-dark);
    margin-bottom: var(--space-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: var(--space-md);
}

.detail-description h3 i { color: var(--color-primary); }

.detail-description p {
    color: var(--color-gray-700);
    line-height: 1.7;
    white-space: pre-line;
}

.detail-categories {
    margin-top: var(--space-md);
}

.detail-categories h4 {
    margin-bottom: var(--space-xs);
    color: var(--color-dark);
}

/* ============================================
   ESTADO VAZIO / CARREGANDO
   ============================================ */

.empty-state {
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    color: var(--color-text-light);
}

.empty-state i {
    font-size: 3.5rem;
    color: var(--color-gray-400);
    margin-bottom: var(--space-sm);
}

.empty-state h2 {
    color: var(--color-dark);
    margin-bottom: var(--space-xs);
}

.empty-state p { margin-bottom: var(--space-md); }

.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    color: var(--color-text-light);
    gap: var(--space-sm);
}

.spinner {
    width: 45px;
    height: 45px;
    border: 4px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   SOBRE / CONTATO
   ============================================ */

.static-page {
    max-width: 800px;
    margin: var(--space-lg) auto;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--space-lg);
    border: 1px solid rgba(201,162,39,0.25);
    border-top: 3px solid var(--color-primary);
}

.static-page h1 {
    color: var(--color-dark);
    margin-bottom: var(--space-md);
    font-size: 2.2rem;
    font-weight: 600;
}

.static-page h2 {
    color: var(--color-dark);
    font-size: 1.25rem;
    margin: var(--space-md) 0 var(--space-sm);
    font-family: var(--font-serif);
}

.static-page p {
    color: var(--color-gray-700);
    line-height: 1.8;
    margin-bottom: var(--space-sm);
}

.static-page ul {
    padding-left: var(--space-md);
    margin-bottom: var(--space-sm);
}

.static-page li {
    margin-bottom: 0.35rem;
    color: var(--color-gray-700);
}

/* ============================================
   TOAST
   ============================================ */

.toast {
    position: fixed;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-dark);
    color: var(--color-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    z-index: 1000;
    font-size: 0.9rem;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast.success { background: var(--color-success); }
.toast.error { background: var(--color-danger); }

/* ============================================
   RODAPÉ
   ============================================ */

.site-footer {
    background: linear-gradient(180deg, var(--color-dark-2), var(--color-cave));
    color: var(--color-gray-300);
    padding: var(--space-lg) 0 0;
    margin-top: auto;
    border-top: 1px solid rgba(201,162,39,0.18);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-lg);
    padding-bottom: var(--space-lg);
}

.footer-brand .logo-icon {
    margin-bottom: var(--space-sm);
}

.footer-logo {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-primary);
    margin-bottom: var(--space-sm);
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}

.hero-logo-img {
    width: 210px;
    height: 210px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center;
    border: 3px solid var(--color-primary);
    box-shadow: 0 4px 25px rgba(212, 175, 55, 0.35);
    margin: 0 auto var(--space-md) auto;
    display: block;
}

.tiktok-btn:hover {
    background: #111;
    border-color: var(--color-primary-light);
    color: var(--color-primary-light);
    transform: translateY(-2px);
}

.footer-brand-name {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-white);
}

.footer-brand-name::after {
    content: '';
    display: block;
    width: 44px;
    height: 2px;
    margin-top: var(--space-xs);
    background: linear-gradient(90deg, var(--color-primary), transparent);
}

.footer-brand p {
    margin-top: var(--space-sm);
    font-size: 0.9rem;
    color: var(--color-gray-500);
    max-width: 300px;
    font-style: italic;
}

.footer-nav h4 {
    color: var(--color-primary-light);
    margin-bottom: var(--space-sm);
    font-size: 1rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-family: var(--font-main);
}

.footer-nav ul {
    list-style: none;
}

.footer-nav li {
    margin-bottom: 0.4rem;
}

.footer-nav a {
    color: var(--color-gray-400);
    font-size: 0.9rem;
}

.footer-nav a:hover { color: var(--color-primary-light); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: var(--space-sm) 0;
    text-align: center;
    font-size: 0.8rem;
    color: var(--color-gray-500);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.affiliate-disclosure {
    font-size: 0.75rem;
    opacity: 0.8;
}

/* ============================================
   BOTÃO VOLTAR AO TOPO
   ============================================ */

.back-to-top {
    position: fixed;
    bottom: var(--space-md);
    right: var(--space-md);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    font-size: 1.1rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 90;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover { background: var(--color-primary-dark); }

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 992px) {
    .book-detail-content {
        grid-template-columns: 1fr;
    }

    .detail-cover {
        max-width: 300px;
        margin: 0 auto;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-dark-2);
        padding: var(--space-lg) var(--space-md);
        transition: right 0.3s ease;
        box-shadow: var(--shadow-lg);
        z-index: 200;
        overflow-y: auto;
    }

    .main-nav.open {
        right: 0;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 0.25rem;
    }

    .nav-list a {
        display: block;
        padding: 0.6rem var(--space-sm);
    }

    .nav-toggle {
        display: block;
    }

    .search-box {
        display: none;
    }

    .mobile-search {
        display: block;
    }

    .hero h1 { font-size: 1.7rem; }
    .hero p { font-size: 1rem; }

    .books-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: var(--space-sm);
    }

    .book-detail-content {
        padding: var(--space-md);
    }

    .detail-info h1 { font-size: 1.5rem; }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
}

@media (max-width: 480px) {
    .books-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .list-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .list-item .book-cover-wrapper {
        width: 130px;
        height: 190px;
    }

    .list-item .book-categories {
        justify-content: center;
    }

    .list-item .list-actions {
        justify-content: center;
    }

    .toolbar {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Overlay para menu mobile */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 150;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   ADMIN - LOGIN
   ============================================ */
.admin-login-wrap {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg) var(--space-sm);
}

.admin-login-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-lg) var(--space-md);
    text-align: center;
    border-top: 4px solid var(--color-primary);
}

.admin-login-back {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-sm);
}
.admin-login-back:hover { color: var(--color-primary); }

.admin-login-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-sm);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.6rem;
    box-shadow: var(--shadow-md);
}

.admin-login-card h1 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--color-dark);
    margin-bottom: 0.25rem;
}

.admin-login-sub {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: var(--space-md);
}

.admin-field {
    display: block;
    text-align: left;
    margin-bottom: var(--space-sm);
}
.admin-field > span {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.3rem;
}
.admin-field input {
    width: 100%;
    padding: 0.65rem 0.8rem;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    font-family: var(--font-main);
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s ease;
}
.admin-field input:focus { border-color: var(--color-primary); }

.admin-password {
    position: relative;
}
.admin-password input { padding-right: 2.5rem; }
.admin-eye {
    position: absolute;
    right: 0.4rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-gray-500);
    font-size: 1rem;
    padding: 0.4rem;
}
.admin-eye:hover { color: var(--color-primary); }

.admin-error {
    background: #fdecea;
    color: #b00020;
    border: 1px solid #f5c6cb;
    padding: 0.6rem 0.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    margin-bottom: var(--space-sm);
    text-align: left;
}

.admin-submit {
    width: 100%;
}

.admin-login-links {
    margin-top: var(--space-md);
    text-align: center;
}
.admin-link {
    background: none;
    border: none;
    color: var(--color-primary);
    font-size: 0.85rem;
    cursor: pointer;
}
.admin-link:hover { text-decoration: underline; }

.admin-note {
    margin-top: var(--space-sm);
    font-size: 0.78rem;
    color: var(--color-text-light);
}

/* ============================================
   ADMIN - PAINEL
   ============================================ */
.admin-panel {
    display: flex;
    min-height: 70vh;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-top: var(--space-md);
}

.admin-main {
    background: var(--color-gray-100);
    overflow: hidden;
}

.admin-sidebar {
    width: 235px;
    flex-shrink: 0;
    background: linear-gradient(180deg, var(--color-dark-2), var(--color-cave));
    color: var(--color-gray-300);
    display: flex;
    flex-direction: column;
    padding: 0 0 var(--space-sm);
}

.admin-sidebar-brand {
    padding: var(--space-md);
    font-family: var(--font-serif);
    font-size: 1.3rem;
    color: var(--color-white);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.admin-sidebar-brand i { color: var(--color-primary); }

.admin-nav {
    display: flex;
    flex-direction: column;
    padding: var(--space-sm) 0;
    flex: 1;
}
.admin-nav a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--color-gray-300);
    padding: 0.65rem var(--space-md);
    font-size: 0.92rem;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}
.admin-nav a:hover { background: rgba(255,255,255,0.06); color: var(--color-white); }
.admin-nav a.active {
    background: rgba(201,162,39,0.15);
    color: var(--color-white);
    border-left-color: var(--color-primary);
}
.admin-count {
    margin-left: auto;
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 0.7rem;
    font-style: normal;
    min-width: 22px;
    height: 22px;
    border-radius: 11px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
}

.admin-sidebar-user {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: var(--space-sm) var(--space-md);
    border-top: 1px solid rgba(255,255,255,0.08);
}
.admin-sidebar-user > i { font-size: 1.6rem; color: var(--color-primary); }
.admin-sidebar-user-meta {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    overflow: hidden;
    min-width: 0;
}
.admin-sidebar-user-meta strong { font-size: 0.8rem; color: var(--color-white); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.admin-sidebar-user-meta span { font-size: 0.7rem; color: var(--color-gray-400); }
.admin-logout {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--color-gray-400);
    font-size: 1rem;
    padding: 0.4rem;
}
.admin-logout:hover { color: var(--color-danger); }

.admin-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.admin-topbar {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
}
.admin-topbar h2 { font-size: 1.3rem; color: var(--color-dark); flex: 1; }
.admin-burger {
    display: none;
    background: none;
    border: none;
    font-size: 1.3rem;
    color: var(--color-dark);
}

.admin-content { padding: var(--space-md); }

/* Cards de estatística */
.admin-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}
.admin-card {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    border: 1px solid var(--color-gray-200);
}
.admin-card-icon {
    width: 46px;
    height: 46px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--color-white);
    flex-shrink: 0;
}
.admin-card-icon.blue { background: #4a7cf7; }
.admin-card-icon.green { background: #2fa458; }
.admin-card-icon.amber { background: #e2a03f; }
.admin-card-icon.purple { background: #9b59b6; }
.admin-card-info { display: flex; flex-direction: column; }
.admin-card-info strong { font-size: 1.5rem; color: var(--color-dark); line-height: 1.1; }
.admin-card-info span { font-size: 0.8rem; color: var(--color-text-light); }

.admin-section {
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: var(--space-sm);
    margin-bottom: var(--space-md);
    border: 1px solid var(--color-gray-200);
}
.admin-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}
.admin-section-head h3 { font-family: var(--font-main); font-size: 1.05rem; color: var(--color-dark); }

/* Chips de categorias */
.admin-cat-chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.admin-chip {
    background: var(--color-gray-200);
    padding: 0.4rem 0.7rem;
    border-radius: 20px;
    font-size: 0.82rem;
    color: var(--color-gray-700);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}
.admin-chip i { color: var(--color-primary); }
.admin-chip em { font-style: normal; background: var(--color-primary); color: #fff; border-radius: 10px; padding: 0 6px; font-size: 0.7rem; }

/* Tabelas */
.admin-table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.admin-table th {
    text-align: left;
    padding: 0.6rem 0.75rem;
    background: var(--color-gray-100);
    color: var(--color-gray-600);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-bottom: 1px solid var(--color-gray-200);
}
.admin-table td { padding: 0.6rem 0.75rem; border-bottom: 1px solid var(--color-gray-100); vertical-align: middle; }
.admin-table tbody tr:hover { background: var(--color-gray-50, #fafafa); }
.admin-empty { text-align: center; color: var(--color-text-light); padding: var(--space-lg) !important; }
.admin-limit-note { margin-top: var(--space-md); color: var(--color-text-light); font-size: 0.82rem; text-align: center; }

.admin-cell-title { display: flex; align-items: center; gap: 0.6rem; }
.admin-cell-title img {
    width: 40px;
    height: 56px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
    background: var(--color-gray-200);
}
.admin-cell-title > div { display: flex; flex-direction: column; min-width: 0; }
.admin-cell-title strong { color: var(--color-dark); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 200px; }
.admin-cell-title span { color: var(--color-text-light); font-size: 0.78rem; }
.admin-cat-icon { font-size: 1.4rem; color: var(--color-primary); }

.admin-badge {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.72rem;
    display: inline-block;
    margin: 0.1rem;
}
.admin-badge.green { background: #e3f5e9; color: #1e7d3c; }
.admin-badge.amber { background: #fdf0d5; color: #9a6b00; }
.admin-muted { color: var(--color-text-light); }

.admin-actions { white-space: nowrap; text-align: right; }
.admin-action {
    background: none;
    border: none;
    color: var(--color-gray-600);
    font-size: 0.95rem;
    padding: 0.3rem 0.4rem;
    cursor: pointer;
    display: inline-block;
}
.admin-action:hover { color: var(--color-primary); }
.admin-action.danger:hover { color: var(--color-danger); }

/* Toolbar */
.admin-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}
.admin-search {
    display: flex;
    align-items: center;
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    padding: 0 0.6rem;
    flex: 1;
    max-width: 380px;
}
.admin-search i { color: var(--color-gray-400); }
.admin-search input {
    border: none;
    outline: none;
    padding: 0.6rem 0.5rem;
    font-family: var(--font-main);
    font-size: 0.9rem;
    width: 100%;
}

/* Formulários */
.admin-form { max-width: 860px; }
.admin-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
}
.admin-form-group.full { grid-column: 1 / -1; }
.admin-form-group label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--color-dark); margin-bottom: 0.3rem; }
.admin-form-group input[type="text"],
.admin-form-group input[type="number"],
.admin-form-group input[type="url"],
.admin-form-group input[type="email"],
.admin-form-group textarea,
.admin-form-group select {
    width: 100%;
    padding: 0.6rem 0.7rem;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    font-family: var(--font-main);
    font-size: 0.9rem;
    outline: none;
    background: var(--color-white);
}
.admin-form-group input[type="file"] {
    width: 100%;
    padding: 0.5rem;
    border: 1px dashed var(--color-gray-300);
    border-radius: var(--radius-sm);
    background: var(--color-gray-50, #fafafa);
    font-size: 0.85rem;
    cursor: pointer;
}
.admin-form-group input:focus, .admin-form-group textarea:focus, .admin-form-group select:focus { border-color: var(--color-primary); }
.admin-hint { font-size: 0.75rem; color: var(--color-text-light); margin-top: 0.25rem; }

.admin-check-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 0.5rem;
    padding: 0.5rem;
    border: 1px dashed var(--color-gray-300);
    border-radius: var(--radius-sm);
    background: var(--color-gray-50, #fafafa);
}
.admin-check {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    cursor: pointer;
    padding: 0.3rem 0.4rem;
    border-radius: 4px;
}
.admin-check:hover { background: var(--color-gray-200); }
.admin-check i { color: var(--color-primary); font-size: 0.9rem; }

/* Radios de formato (físico/digital) */
.abf-format-radios {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}
.abf-format-radios .admin-check {
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-sm);
    padding: 0.6rem 0.9rem;
    background: var(--color-gray-50, #fafafa);
}
.abf-format-radios .admin-check:has(input:checked) {
    border-color: var(--color-primary);
    background: rgba(52, 152, 219, 0.08);
}

/* Miniaturas das imagens (upload múltiplo) */
.abf-thumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 0.5rem;
}
.abf-thumb {
    position: relative;
    width: 84px;
    height: 112px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 1px solid var(--color-gray-300);
    background: var(--color-gray-100);
}
.abf-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.abf-thumb-remove {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 22px;
    height: 22px;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    font-size: 0.7rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.abf-thumb-remove:hover { background: #e74c3c; }

.admin-toggle {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-dark);
    padding-top: 1.6rem;
}
.admin-toggle input { display: none; }
.admin-toggle-track {
    width: 40px;
    height: 22px;
    background: var(--color-gray-300);
    border-radius: 11px;
    position: relative;
    transition: background 0.2s ease;
    flex-shrink: 0;
}
.admin-toggle-track::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    background: #fff;
    border-radius: 50%;
    transition: left 0.2s ease;
    box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}
.admin-toggle input:checked + .admin-toggle-track { background: var(--color-primary); }
.admin-toggle input:checked + .admin-toggle-track::after { left: 21px; }

.admin-form-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: flex-end;
    margin-top: var(--space-md);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--color-gray-200);
}

.admin-form-title {
    font-family: var(--font-main);
    font-size: 1.05rem;
    color: var(--color-dark);
    margin: var(--space-md) 0 var(--space-sm);
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--color-gray-200);
}
.admin-form-title:first-child { margin-top: 0; }

.admin-alert {
    background: #fdf0d5;
    border: 1px solid #f2d49a;
    color: #7a5400;
    padding: 0.7rem 0.9rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    margin-bottom: var(--space-sm);
}

/* Botões genéricos usados no admin */
.btn-block { display: block; width: 100%; }

/* Responsividade admin */
@media (max-width: 768px) {
    .admin-panel { flex-direction: column; }
    .admin-sidebar {
        width: 100%;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    .admin-sidebar.open { max-height: 420px; }
    .admin-burger { display: block; }
    .admin-form-grid { grid-template-columns: 1fr; }
    .admin-toolbar { flex-direction: column; align-items: stretch; }
    .admin-search { max-width: 100%; }
}