/* --- Variáveis de Cor para os Temas (Modo Noturno) --- */
:root {
    --bg-color: #f4f4f9;
    --card-bg-color: #ffffff;
    --text-color: #333333;
    --header-bg-color: #1a237e;
    --header-text-color: #ffffff;
    --border-color: #dddddd;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --filter-bg-color: #ffffff;
    --vote-btn-bg: #eaf0f6;
    --vote-btn-border: #c8d7e5;
    --dislike-btn-bg: #f6eaea;
    --dislike-btn-border: #e5c8c8;
}

body.dark-mode {
    --bg-color: #121212;
    --card-bg-color: #1e1e1e;
    --text-color: #e0e0e0;
    --header-bg-color: #1a237e;
    --border-color: #444444;
    --shadow-color: rgba(0, 0, 0, 0.4);
    --filter-bg-color: #1e1e1e;
    --vote-btn-bg: #333;
    --vote-btn-border: #555;
    --dislike-btn-bg: #443333;
    --dislike-btn-border: #665555;
}

/* --- Estilos Gerais com Fontes em REM --- */
html {
    font-size: 16px;
    /* Base para o cálculo de REM. O JS vai mudar isso. */
}

body {
    font-family: sans-serif;
    margin: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
    font-size: 1rem;
}

/* --- Cabeçalho e Navegação --- */
header {
    background-color: var(--header-bg-color);
    color: var(--header-text-color);
    padding: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.header-content {
    text-align: left;
    flex-grow: 1;
}

.header-content h1,
.header-content p {
    margin: 0;
}

.header-content h1 {
    font-size: 2.2rem;
    margin-bottom: 0.5rem;
}

.header-content p {
    font-size: 0.5rem;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-link {
    color: var(--header-text-color);
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--header-text-color);
    border-radius: 25px;
    font-weight: bold;
    font-size: 0.6rem;
    transition: background-color 0.2s, color 0.2s;
}

.header-link:hover {
    background-color: var(--header-text-color);
    color: var(--header-bg-color);
}

#theme-toggle {
    background: none;
    border: 2px solid var(--header-text-color);
    color: var(--header-text-color);
    font-size: 1.5rem;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    transition: transform 0.2s, background-color 0.2s;
}

#theme-toggle:hover {
    transform: scale(1.1);
    background-color: rgba(255, 255, 255, 0.1);
}

/* --- Controles de Fonte --- */
.font-controls {
    display: flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 0.125rem;
}

.font-controls button {
    background: none;
    border: none;
    color: var(--header-text-color);
    font-weight: bold;
    cursor: pointer;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    transition: background-color 0.2s;
    font-size: 0.9rem;
}

.font-controls button:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.font-controls button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* --- Conteúdo Principal e Filtros --- */
main {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.filter-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    background-color: var(--filter-bg-color);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 0.125rem 0.25rem var(--shadow-color);
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.filter-container label {
    font-weight: bold;
    font-size: 0.9rem;
    margin-right: 0.5rem;
}

.filter-container select,
.filter-container input {
    padding: 0.5rem;
    font-size: 1rem;
    border-radius: 0.25rem;
    background-color: var(--bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

/* --- Grid e Cards de IA (VERSÃO ELÁSTICA) --- */
.ia-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
    align-items: start;
}

.ia-card-link {
    text-decoration: none;
    color: inherit;
    display: flex;
}

.ia-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 1.25rem;
    box-shadow: 0 0.125rem 0.25rem var(--shadow-color);
    width: 100%;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    /* SEM ALTURA FIXA! O CONTEÚDO MANDA. */
    min-height: 250px;
    /* Uma altura mínima para cards com pouco texto */
}

.ia-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0.5rem 1rem var(--shadow-color);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.tool-logo {
    width: 40px;
    min-width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 0.5rem;
    background-color: #f8f9fa;
}

body.dark-mode .tool-logo {
    background-color: #333;
}

.ia-card h2 {
    font-size: 1.1rem;
    margin: 0;
    color: #4a69bd;
}

body.dark-mode .ia-card h2 {
    color: #8fa8ff;
}

.ia-card p {
    font-size: 0.8rem;
    line-height: 1.5;
    flex-grow: 1;
    margin: 0;
}

.ia-card .price {
    font-weight: bold;
    font-size: 0.8rem;
    color: #2ecc71;
    margin-top: 0.5rem;
}

/* --- Seção de Votos --- */
.vote-section {
    margin-top: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.vote-section span {
    font-size: 0.9rem;
    font-weight: bold;
    min-width: 20px;
    text-align: center;
}

.like-btn,
.dislike-btn {
    border-radius: 1.25rem;
    padding: 0.2rem 0.6rem;
    font-size: 0.8rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.like-btn {
    background-color: var(--vote-btn-bg);
    border: 1px solid var(--vote-btn-border);
}

.dislike-btn {
    background-color: var(--dislike-btn-bg);
    border: 1px solid var(--dislike-btn-border);
}

.like-btn:hover,
.dislike-btn:hover {
    opacity: 0.8;
}

.like-btn:disabled,
.dislike-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* --- Página de Notícias --- */
.masonry-grid {
    margin: 0 auto;
}

.grid-sizer,
.news-card {
    width: calc(33.333% - 14px);
}

.news-card {
    margin-bottom: 1.25rem;
    display: flex;
    flex-direction: column;
    background-color: var(--card-bg-color);
    border-radius: 0.5rem;
    text-decoration: none;
    color: inherit;
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.news-card:hover {
    transform: perspective(1000px) rotateY(-3deg) translateY(-8px) scale(1.03);
    box-shadow: 0 1.5rem 2.8rem rgba(0, 0, 0, 0.3);
}

/* Adicione ou modifique esta regra para a imagem dentro do card */
.news-image img {
    width: 100%;       /* Ocupa 100% da largura do contêiner */
    height: auto;      /* Mantém a proporção original da imagem */
    display: block;    /* Remove qualquer espaço extra abaixo da imagem */
    object-fit: cover; /* Recorta a imagem para preencher a área, sem distorcer */
    background-color: #e0e0e0;
}


/*.news-image {
    width: 100%;
    height: auto;
    display: block;
    background-color: #e0e0e0;
}
*/

/* --- Estilos para a Página de Glossário (VERSÃO GRID SIMPLES) --- */

/* --- Estilos para a Página de Glossário (VERSÃO GRID SIMPLES) --- */
#glossary-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

/* O problema está aqui: vamos garantir que o cabeçalho ocupe TODAS as colunas */
.letter-header {
    grid-column: 1 / -1; /* Isso força o elemento a se estender por toda a largura do grid */
    font-size: 2.5rem;
    color: var(--header-bg-color);
    border-bottom: 3px solid var(--header-bg-color);
    padding-bottom: 0.5rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    display: flex;
}
.letter-badge {
    font-size: 3rem; /* Ajuste o tamanho da letra se quiser */
    margin-right: 2rem; /* Adiciona um espaço à direita da letra */
    font-weight: bold; /* Deixa a letra em negrito */
    color: var(--primary-color); /* Adiciona uma cor diferente para destaque */
}
.term-card {
    background-color: var(--card-bg-color);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px var(--shadow-color);
    display: flex;
    flex-direction: column;
}

.term-card {
    background-color: var(--card-bg-color);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px var(--shadow-color);
    display: flex;
    flex-direction: column;
    /* Adicionando uma altura mínima para aproximar de um quadrado */
    min-height: 200px; /* Ajuste este valor conforme desejar */
}

.term-card h3 {
    margin: 0 0 0.75rem 0;
    color: #4a69bd;
}

body.dark-mode .term-card h3 {
    color: #8fa8ff;
}

.term-card p {
    margin: 0;
    line-height: 1.6;
    flex-grow: 1;
}

.term-card .example {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--border-color);
    font-size: 0.9rem;
    opacity: 0.9;
    font-style: italic;
}

/* --- Estilos para a Vitrine (Home Page) --- */
.tool-showcase {
    margin-bottom: 3rem;
}

.tool-showcase h2 {
    font-size: 2rem;
    border-bottom: 3px solid var(--header-bg-color);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

.show-all-link {
    display: block;
    text-align: right;
    margin-top: 1.5rem;
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--header-bg-color);
    text-decoration: none;
}

/* --- Estilos para a Página de Categorias --- */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 4px 6px var(--shadow-color);
    transition: transform 0.2s, box-shadow 0.2s;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
}

.category-icon {
    font-size: 3rem;
    background-color: var(--bg-color);
    padding: 1rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-info {
    flex-grow: 1;
}

.category-info h3 {
    margin: 0 0 0.25rem 0;
}

.category-info p {
    margin: 0;
    opacity: 0.7;
}

.category-link {
    text-decoration: none;
    font-weight: bold;
    color: var(--header-bg-color);
}


.category-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    box-shadow: 0 4px 6px var(--shadow-color);
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    color: inherit;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
}

.category-icon {
    font-size: 3rem;
    background-color: var(--bg-color);
    padding: 1rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-info {
    flex-grow: 1;
}

.category-info h3 {
    margin: 0 0 0.25rem 0;
    color: #4a69bd;
}

body.dark-mode .category-info h3 {
    color: #8fa8ff;
}

.category-info p {
    margin: 0;
    opacity: 0.7;
    font-size: 0.9rem;
}

.category-arrow {
    font-size: 2rem;
    color: var(--header-bg-color);
    transition: transform 0.2s;
}

.category-card:hover .category-arrow {
    transform: translateX(5px);
}

/* --- Estilos para o Bookmark --- */
.card-header {
    position: relative;
}

.bookmark-btn {
    position: absolute;
    top: -10px;
    right: -10px;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #a0a0a0;
    /* Cor da estrela vazia (cinza) */
}

body.dark-mode .bookmark-btn {
    color: #555;
}

.bookmark-btn:hover {
    transform: scale(1.2);
}

/* QUANDO FAVORITADA, A MÁGICA ACONTECE */
.bookmark-btn.favorited {
    color: #ffd700;
    /* Cor de ouro */
    background-color: #fffbe6;
    border-color: #ffeaa7;
}

.bookmark-btn.favorited::before {
    content: '⭐';
    /* Troca o conteúdo para a estrela cheia */
}

/* Oculta a estrela vazia quando favoritada */
.bookmark-btn.favorited::after {
    content: '';
}

/* Define a estrela vazia como conteúdo padrão */
.bookmark-btn::after {
    content: '☆';
}


/* --- Estilos para o Título Dinâmico de Categoria --- */
.dynamic-category-title {
    font-size: 2rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-color);
    padding-bottom: 0.5rem;
    border-bottom: 3px solid var(--header-bg-color);
}

/* --- Estilos para a Página de Prompts --- */
.form-section-container {
    background-color: var(--card-bg-color);
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.prompt-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(750px, 1fr));
    gap: 1.5rem;
}

.prompt-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.prompt-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.prompt-card h3 {
    margin: 0;
}

.prompt-category {
    background-color: var(--bg-color);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.prompt-text {
    background-color: var(--bg-color);
    padding: 1rem;
    border-radius: 4px;
    white-space: pre-wrap;
    word-break: break-word;
    font-family: monospace;
    flex-grow: 1;
}

.prompt-notes {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 1rem;
}

.copy-prompt-btn {
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    background-color: var(--header-bg-color);
    color: var(--header-text-color);
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

body.dark-mode .bookmark-btn.favorited {
    background-color: #44402d;
    border-color: #6d6123;
}


.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--bg-color);
}

.auth-card {
    background-color: var(--card-bg-color);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 15px var(--shadow-color);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.auth-card h2 {
    margin-top: 0;
    color: var(--text-color);
}

.auth-card .form-item {
    text-align: left;
    margin-bottom: 1rem;
}

.auth-card label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.auth-card input {
    width: 100%;
    padding: 0.8rem;
    box-sizing: border-box;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-color);
    color: var(--text-color);
}

.auth-card button {
    width: 100%;
    padding: 1rem;
    margin-top: 1rem;
    background-color: var(--header-bg-color);
    color: var(--header-text-color);
    font-size: 1rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.auth-switch {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-color);
}

.auth-switch a {
    color: var(--header-bg-color);
}

#message-area {
    margin-top: 1rem;
    font-weight: bold;
    min-height: 1.2rem;
}


body.dark-mode .news-image {
    background-color: #2c2c2c;
}

.news-content {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.news-content h3 {
    font-size: 1.1rem;
    margin: 0 0 1rem 0;
    color: #4a69bd;
    flex-grow: 1;
}

body.dark-mode .news-content h3 {
    color: #8fa8ff;
}

.news-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.news-footer .source,
.news-footer .published-date {
    font-size: 0.85rem;
    font-style: italic;
    opacity: 0.8;
}

.tool-showcase .ia-card h2 {
    font-size: 1.4rem; /* Um pouco maior para dar mais destaque */ 
    font-weight: bold; /* Garante que a fonte seja forte */
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0.3rem;
    margin-bottom: 0.75rem; /* Ajusta o espaço abaixo da linha */
}