/* ==========================================================================
   EDITORA MINSTER - FOLHA DE ESTILOS PRINCIPAL
   ==========================================================================
   ÍNDICE:
   1. Variáveis (Design Tokens)
   2. Reset e Base
   3. Componentes Globais (Botões, Títulos)
   4. Layout: Cabeçalho (Navbar)
   5. Layout: Banner Principal (Hero)
   6. Layout: Vitrine de Livros (Catálogo)
   7. Layout: Rodapé (Footer)
   8. Componente: Modal de Assinatura
   9. Página: Sobre Nós
   10. Animações
   11. Responsividade (Media Queries)
   ========================================================================== */


/* =========================================
   1. VARIÁVEIS (DESIGN TOKENS)
   ========================================= */
:root {
    /* Cores */
    --color-primary: #FFFFFF;
    --color-background: #000000;
    --color-surface: #1a1a1a;
    --color-surface-hover: #262626;
    --color-gold: #c19a6b;
    --color-gold-hover: #a07d58;
    --color-text-muted: #cccccc;
    
    /* Tipografia */
    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
    
    /* Utilitários */
    --transition-default: 0.3s ease;
    --radius-md: 8px;
    --radius-sm: 4px;
}

/* =========================================
   2. RESET E BASE
   ========================================= */
html { 
    scroll-behavior: smooth; 
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--color-background);
    color: var(--color-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: opacity var(--transition-default);
}

a:hover {
    opacity: 0.8;
}

/* Acessibilidade visual ao navegar pelo teclado */
a:focus-visible, 
button:focus-visible, 
input:focus-visible {
    outline: 2px dashed var(--color-gold);
    outline-offset: 4px;
}

/* =========================================
   3. COMPONENTES GLOBAIS
   ========================================= */

/* --- Botões --- */
.btn-premium {
    background-color: var(--color-gold);
    color: var(--color-background);
    border: none;
    padding: 15px 30px;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s, background-color 0.2s;
    will-change: transform;
}

.btn-premium:hover {
    transform: translateY(-2px);
    background-color: var(--color-gold-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: none;
    text-decoration: underline;
    text-transform: uppercase;
    font-weight: 600;
    cursor: pointer;
}

.btn-nav-link {
    background: transparent;
    border: none;
    color: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
    font-family: var(--font-sans);
    transition: opacity var(--transition-default);
}

.btn-nav-link:hover {
    opacity: 0.8;
}

.btn-comprar {
    background-color: var(--color-gold);
    color: var(--color-background);
    border: none;
    padding: 12px 15px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    width: 100%;
    font-family: var(--font-sans);
    font-weight: 700;
    transition: background-color var(--transition-default);
    margin-top: auto;
}

.btn-comprar:hover {
    background-color: var(--color-gold-hover);
}

/* --- Títulos Genéricos --- */
.section-title {
    font-family: var(--font-serif);
    text-align: center;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: 15px;
    font-size: 2rem; 
}


/* =========================================
   4. LAYOUT: CABEÇALHO (NAVBAR)
   ========================================= */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 60px;
    background-color: var(--color-background);
    position: relative;
}

.logo {
    font-family: var(--font-serif);
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--color-primary);
}

.navbar-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.navbar-links a {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    cursor: pointer;
}

.navbar-acesso {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    text-decoration: underline;
}

/* Botão Hambúrguer (Mobile) */
.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 5px;
    flex-direction: column;
    gap: 6px;
    z-index: 100;
}

.menu-toggle .bar {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--color-primary);
    transition: transform var(--transition-default), opacity var(--transition-default);
}


/* =========================================
   5. LAYOUT: BANNER PRINCIPAL (HERO)
   ========================================= */
.hero {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 100px 20px; 
    text-align: center;
    background-color: var(--color-background);
}

.hero-content {
    max-width: 800px;
}

.hero-label {
    font-size: 0.9rem;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 20px;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.2rem, 5vw, 3.5rem); 
    line-height: 1.2;
    margin-bottom: 30px;
}

.hero-title-italic {
    font-style: italic;
    color: var(--color-gold);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto 50px auto;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    margin-top: 50px;
}


/* =========================================
   6. LAYOUT: VITRINE DE LIVROS (CATÁLOGO)
   ========================================= */
.container {
    max-width: 1000px;
    margin: 60px auto; 
    padding: 0 20px;
}

.vitrine {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    width: 100%;
}

.livro-card {
    background-color: var(--color-surface);
    color: var(--color-primary);
    padding: 20px; 
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
    border: 1px solid #333333;
    transition: transform var(--transition-default), box-shadow var(--transition-default);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    max-width: 280px; 
    margin: 0 auto;
    width: 100%;
}

.livro-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 25px rgba(193, 154, 107, 0.15);
}

.livro-card img {
    border-radius: var(--radius-sm);
    margin-bottom: 15px;
    width: 100%;
    height: 240px; 
    object-fit: contain;
    background-color: transparent;
}

.preco {
    display: block;
    font-weight: 700;
    color: var(--color-gold);
    margin: 15px 0;
    font-size: 1.2rem;
}


/* =========================================
   7. LAYOUT: RODAPÉ (FOOTER)
   ========================================= */
.site-footer {
    background-color: #0a0a0a;
    padding: 60px 20px 20px;
    border-top: 1px solid #333;
    margin-top: 80px;
}

.footer-content {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    padding-bottom: 40px;
}

.footer-brand p {
    color: #b3b3b3;
    margin-top: 15px;
    font-size: 0.9rem;
}

.footer-links h4, .footer-social h4 {
    color: var(--color-gold);
    margin-bottom: 20px;
    font-size: 1rem;
    text-transform: uppercase;
}

.footer-links a, .footer-social a {
    display: block;
    color: var(--color-text-muted);
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    color: #555;
    font-size: 0.8rem;
    padding-top: 20px;
    border-top: 1px solid #222;
}


/* =========================================
   8. COMPONENTE: MODAL DE ASSINATURA
   ========================================= */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-overlay.is-open {
    display: flex;
}

.modal-content {
    background: var(--color-surface);
    padding: 40px;
    border-radius: var(--radius-md);
    max-width: 450px;
    width: 90%;
    text-align: center;
    position: relative;
    border: 1px solid var(--color-gold);
    animation: abrirModal 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.fechar-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    cursor: pointer;
    color: var(--color-gold);
    background: transparent;
    border: none;
    transition: color var(--transition-default);
}

.fechar-modal:hover {
    color: var(--color-primary);
}

.modal-title {
    font-family: var(--font-serif);
    margin-bottom: 15px;
    color: var(--color-gold);
}

.modal-plano {
    background: var(--color-surface-hover);
    padding: 20px;
    border-radius: var(--radius-sm);
    margin: 25px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.plano-info { 
    text-align: left; 
}

.plano-info strong { 
    display: block; 
    font-size: 1.1rem; 
}

.modal-footer { 
    font-size: 0.85rem; 
    color: #b3b3b3; 
}


/* =========================================
   9. PÁGINA: SOBRE NÓS (DESKTOP)
   ========================================= */
.container-sobre {
    max-width: 850px;
    margin: 80px auto;
    padding: 0 25px;
}

.header-sobre {
    text-align: center;
    margin-bottom: 80px;
}

.header-sobre h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 4vw, 3.5rem); 
    color: var(--color-gold);
    line-height: 1.2;
    margin-bottom: 25px;
}

.linha-decorativa {
    width: 80px;
    height: 3px;
    background: var(--color-gold);
    margin: 0 auto;
}

.manifesto {
    font-size: 1.15rem; 
    color: var(--color-text-muted);
    text-align: justify;
}

.manifesto section {
    margin-bottom: 60px;
}

.manifesto h2 {
    color: var(--color-gold);
    font-family: var(--font-serif);
    font-size: 2.2rem; 
    margin-bottom: 25px;
    border-left: 4px solid var(--color-gold);
    padding-left: 20px;
    line-height: 1;
}

.manifesto p {
    margin-bottom: 25px;
}

.perfil-editor {
    margin-top: 100px;
    padding: 50px 40px;
    background: #0a0a0a;
    border: 1px solid #222;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.editor-card {
    display: flex;
    align-items: center;
    gap: 40px;
    max-width: 700px;
    margin: 0 auto;
}

.foto-perfil {
    width: 160px;
    height: 160px;
    object-fit: contain; 
    border-radius: 50%;
    border: 3px solid var(--color-gold);
}

.editor-info {
    text-align: left;
}

.editor-nome {
    font-family: var(--font-serif);
    font-size: 2rem; 
    color: var(--color-gold);
    margin-bottom: 8px;
}

.editor-cargo {
    color: #888;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}

.divisor-ouro {
    width: 50px;
    height: 2px;
    background-color: var(--color-gold);
    margin-top: 15px;
}

.voltar-container {
    text-align: center;
    margin: 60px 0 100px;
}

.voltar-btn {
    display: inline-block;
    padding: 15px 35px;
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
    font-weight: bold;
    border-radius: var(--radius-sm);
}

.voltar-btn:hover {
    background: var(--color-gold);
    color: var(--color-background);
}


/* =========================================
   10. ANIMAÇÕES
   ========================================= */
@keyframes abrirModal {
    from { opacity: 0; transform: translateY(-20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}


/* =========================================
   11. RESPONSIVIDADE (MEDIA QUERIES)
   ========================================= */

/* Dispositivos Móveis e Tablets (Até 768px) */
@media (max-width: 768px) {
    /* Navbar */
    .navbar {
        padding: 20px 10px;
        flex-direction: column; 
        align-items: center;
        gap: 15px; 
    }
    
    .logo {
        margin-bottom: 0;
    }

    .menu-toggle {
        display: none !important; 
    }

    .navbar-links {
        display: flex !important; 
        flex-direction: row; 
        width: 100%;
        justify-content: center;
        gap: 15px; 
        margin-top: 0;
        animation: none;
    }

    .navbar-links a, .navbar-links .btn-nav-link {
        font-size: 0.75rem; 
    }

    .navbar-acesso {
        display: none; 
    }

    /* Hero da Página Inicial */
    .hero {
        padding: 60px 15px; 
    }

    .hero-label {
        font-size: 0.65rem;
        letter-spacing: 0.25em;
        margin-bottom: 25px;
        opacity: 0.8;
    }

    .hero-title {
        font-size: 2.1rem; 
        line-height: 1.15;
        margin: 0 auto 20px auto;
        max-width: 320px; 
    }

    .hero-subtitle {
        font-size: 0.9rem; 
        line-height: 1.8;
        color: #999999; 
        margin: 0 auto 40px auto; 
        max-width: 300px; 
    }

    .hero-buttons {
        flex-direction: column;
        gap: 10px; 
        align-items: center;
    }

    .btn-premium {
        width: auto; 
        padding: 16px 35px; 
        font-size: 0.9rem;
        letter-spacing: 0.05em;
    }

    /* === EDIÇÕES DA PÁGINA SOBRE NO MOBILE === */
    .header-sobre h1 {
        font-size: 1.75rem; 
    }
    
    .manifesto {
        font-size: 1rem; 
    }
    
    .manifesto h2 {
        font-size: 1.5rem; 
        margin-bottom: 15px;
    }
    
    /* === PERFIL DO EDITOR (MOBILE LADO A LADO) === */
    .perfil-editor {
        margin-top: 50px;
        padding: 20px 15px; 
        border-radius: 12px;
    }

    .editor-card {
        flex-direction: row; 
        text-align: left; 
        gap: 12px; 
        align-items: center; 
    }

    .foto-perfil {
        width: 80px; 
        height: 80px;
        min-width: 80px; 
        border-width: 2px; 
    }

    .editor-nome {
        font-size: 1rem; 
        white-space: nowrap; 
        margin-bottom: 4px;
    }

    .editor-cargo {
        font-size: 0.7rem; 
        letter-spacing: 0.5px;
    }

    .divisor-ouro {
        margin: 10px 0 0 0; 
        width: 35px; 
    }
    /* ===================================================== */
    
    /* Modal de Assinatura */
    .modal-plano {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .plano-info {
        text-align: center;
    }
    
    /* Vitrine (Grid) */
    .vitrine {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .livro-card { 
        max-width: 100%; 
        padding: 12px; 
    }
    
    .livro-card img { 
        height: 150px; 
        margin-bottom: 10px; 
    }
    
    .livro-card h3 { 
        font-size: 0.95rem; 
        margin-bottom: 4px; 
    }
    
    .livro-card p { font-size: 0.8rem; }
    .preco { font-size: 1.1rem; margin: 10px 0; }
    .btn-comprar { padding: 10px 5px; font-size: 0.85rem; }

    /* Footer */
    .footer-content {
        grid-template-columns: repeat(2, 1fr); 
        gap: 30px 15px; 
    }

    .footer-brand {
        grid-column: 1 / -1; 
    }

    /* Espaçamentos Globais no Mobile */
    /* Subido sutilmente: a margem superior da .container mudou de 55px para 45px */
    .container { margin: 45px auto 40px auto; } 
    .container-sobre { margin: 40px auto; }
    .header-sobre { margin-bottom: 40px; }
    .site-footer { margin-top: 50px; padding: 40px 20px 20px; }
}

/* Telas muito pequenas (Até 380px) */
@media (max-width: 380px) {
    .vitrine { gap: 10px; }
    .livro-card { padding: 10px; }
    .livro-card img { height: 130px; }
    .livro-card h3 { font-size: 0.85rem; }
    .preco { font-size: 0.95rem; }
    .btn-comprar { font-size: 0.75rem; padding: 8px 4px; }
    
    .editor-nome { font-size: 0.9rem; }
}