:root {
    --azul-escuro: #0a1f5c;
    --azul-claro: #0088cc;
    --azul-hover: #006699;
    --verde-whatsapp: #25D366;
    --branco: #ffffff;
    --cinza-fundo: #f4f7f6;
    --cinza-texto: #333333;
    --sombra-leve: 0 4px 15px rgba(0, 0, 0, 0.05);
    --sombra-forte: 0 10px 30px rgba(0, 0, 0, 0.1);
    --borda-raio: 16px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: var(--cinza-fundo);
    color: var(--cinza-texto);
    -webkit-font-smoothing: antialiased;
}

/* HEADER MODERNO */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
    position: relative;
    z-index: 10;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.logo { max-height: 80px; object-fit: contain; }

.contatos-header {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-end;
}

.contato-link {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--azul-escuro);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.contato-link:hover { color: var(--azul-claro); transform: translateX(-3px); }

.email-link {
    font-weight: 500;
    color: #555;
    font-size: 0.95rem;
}
.email-link:hover { color: var(--azul-claro); }

.whatsapp-icon { color: var(--verde-whatsapp); font-size: 1.3rem; }
.email-icon { color: var(--azul-claro); font-size: 1.2rem; }

/* NAVBAR MODERNA */
nav {
    background: linear-gradient(135deg, #091e57, #006eb3);
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    padding: 12px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 5px 15px rgba(10, 31, 92, 0.2);
}

.nav-btn {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    font-weight: 500;
    padding: 10px 22px;
    margin: 0 5px;
    cursor: pointer;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.nav-btn:hover, .nav-btn.active {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--branco);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* MAIN */
main { padding: 50px 5%; min-height: 70vh; }

.secao { display: none; animation: fadeIn 0.5s ease-out; }
.secao.ativa { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.titulo-secao {
    color: var(--azul-escuro);
    margin-bottom: 40px;
    font-size: 2.2rem;
    font-weight: 700;
    text-align: center;
    position: relative;
}
.titulo-secao::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--azul-claro);
    margin: 10px auto 0;
    border-radius: 2px;
}

/* BANNER AGRO */
.agro-banner {
    background-image: linear-gradient(rgba(10, 31, 92, 0.8), rgba(0, 136, 204, 0.6)), url('https://images.unsplash.com/photo-1595856417730-10657e4e1160?q=80&w=1200&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    border-radius: var(--borda-raio);
    margin-bottom: 60px;
    color: var(--branco);
    text-align: center;
    padding: 100px 20px;
    box-shadow: var(--sombra-forte);
}

.agro-conteudo h2 {
    color: var(--branco);
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.agro-conteudo p {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.7;
    font-weight: 300;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

/* DESTAQUES HOME */
.destaques-home { margin-bottom: 60px; }

.grid-destaques {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.destaque-card {
    background: var(--branco);
    border-radius: var(--borda-raio);
    padding: 25px;
    text-align: center;
    box-shadow: var(--sombra-leve);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    border: 1px solid transparent;
}

.destaque-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--sombra-forte);
    border-color: rgba(0, 136, 204, 0.2);
}

.destaque-card img {
    width: 100%;
    height: 220px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 20px;
    overflow: hidden; 
    -webkit-mask-image: -webkit-radial-gradient(white, black); 
    mix-blend-mode: multiply;
    transition: transform 0.3s ease;
}

.destaque-card:hover img { transform: scale(1.05); }

.destaque-card h3 {
    color: var(--azul-escuro);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.destaque-card p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
    flex-grow: 1;
}

/* SEÇÃO DE SERVIÇOS */
.servicos-secao {
    background: linear-gradient(135deg, #e0eaf5 0%, #ffffff 100%);
    padding: 60px 40px;
    border-radius: var(--borda-raio);
    box-shadow: inset 0 0 20px rgba(0,0,0,0.02), var(--sombra-leve);
    margin-bottom: 60px;
}

.grid-servicos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.servico-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background-color: var(--branco);
    border-radius: 12px;
    border-bottom: 4px solid var(--azul-claro);
    box-shadow: var(--sombra-leve);
    transition: all 0.3s ease;
}

.servico-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--sombra-forte);
    border-bottom-color: var(--azul-escuro);
}

.icone-box {
    background: rgba(0, 136, 204, 0.1);
    padding: 15px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icone-box .material-icons {
    font-size: 2.2rem;
    color: var(--azul-claro);
}

.servico-item h4 {
    color: var(--azul-escuro);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.servico-item p {
    font-size: 0.95rem;
    color: #555;
    line-height: 1.5;
}

/* DESCRIÇÃO EMPRESA */
.descricao-empresa {
    background-color: var(--branco);
    padding: 40px;
    border-radius: var(--borda-raio);
    box-shadow: var(--sombra-leve);
    margin-bottom: 40px;
    line-height: 1.8;
    text-align: justify;
    font-size: 1.1rem;
    color: #444;
}

/* PRODUTOS */
.produtos-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 15px;
}

#btn-admin {
    background-color: var(--azul-claro);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: 0.3s;
    box-shadow: 0 4px 10px rgba(0, 136, 204, 0.3);
}

#btn-admin:hover { background-color: var(--azul-hover); transform: scale(1.05); }

#btn-logout {
    background-color: #ff4d4d;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: 0.3s;
    box-shadow: 0 4px 10px rgba(255, 77, 77, 0.3);
}
#btn-logout:hover { background-color: #cc0000; }

.grid-produtos {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 30px;
}

.produto-card {
    background: var(--branco);
    border-radius: var(--borda-raio);
    padding: 20px;
    box-shadow: var(--sombra-leve);
    text-align: center;
    display: flex;
    flex-direction: column;
    transition: all 0.3s;
}
.produto-card:hover { transform: translateY(-5px); box-shadow: var(--sombra-forte); }

.produto-card img {
    width: 100%;
    height: 200px;
    object-fit: contain;
    margin-bottom: 15px;
    border-radius: 20px;
    overflow: hidden;
    -webkit-mask-image: -webkit-radial-gradient(white, black);
    mix-blend-mode: multiply;
}

.produto-card h3 { color: var(--azul-escuro); margin-bottom: 10px; font-weight: 600; }
.produto-card p { color: #666; margin-bottom: 15px; flex-grow: 1; font-size: 0.95rem; }
.produto-card .preco { font-size: 1.4rem; font-weight: 700; color: var(--azul-claro); margin-top: auto; }

/* MARCAS AUTORIZADAS */
.alerta-garantia {
    background-color: #fff8e1;
    color: #b78103;
    padding: 20px 25px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 40px;
    border-left: 5px solid #ffca28;
    font-weight: 500;
}

.grid-marcas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 25px;
}

.marca-card {
    background: var(--branco);
    height: 120px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    box-shadow: var(--sombra-leve);
    transition: transform 0.3s ease;
}

.marca-card:hover { transform: translateY(-5px); box-shadow: var(--sombra-forte); }

.marca-card img { 
    max-width: 100%; 
    max-height: 100%; 
    object-fit: contain; 
    mix-blend-mode: multiply;
}

.marca-texto {
    display: none;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--azul-escuro);
    text-transform: uppercase;
}

/* LOCALIZAÇÃO */
.localizacao-livro {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    background: var(--branco);
    padding: 40px;
    border-radius: var(--borda-raio);
    box-shadow: var(--sombra-leve);
    align-items: stretch;
}

.pagina-esquerda, .pagina-direita {
    flex: 1;
    min-width: 300px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.foto-loja, .foto-horarios {
    width: 100%;
    height: 100%;
    max-height: 450px;
    object-fit: contain;
    border-radius: 12px;
    background-color: #f9f9f9;
}

.box-endereco { margin-top: 30px; text-align: center; }
.endereco {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 1.15rem;
    color: #444;
}

.btn-maps {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: var(--azul-claro);
    color: white;
    text-decoration: none;
    padding: 15px 35px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: 0.3s;
    box-shadow: 0 4px 15px rgba(0, 136, 204, 0.4);
}

.btn-maps:hover { background-color: var(--azul-escuro); transform: translateY(-3px); }

/* QUEM SOMOS */
.quem-somos-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    align-items: stretch;
}

.texto-quem-somos {
    flex: 1;
    min-width: 300px;
    background: var(--branco);
    padding: 40px;
    border-radius: var(--borda-raio);
    box-shadow: var(--sombra-leve);
    font-size: 1.15rem;
    line-height: 1.8;
    color: #444;
}

.texto-quem-somos p { margin-bottom: 20px; }

.imagem-quem-somos {
    flex: 1;
    min-width: 300px;
    display: flex;
}

.imagem-quem-somos img {
    width: 100%;
    border-radius: var(--borda-raio);
    box-shadow: var(--sombra-leve);
    object-fit: cover;
}

/* FOOTER */
footer {
    background-color: var(--azul-escuro);
    color: rgba(255,255,255,0.8);
    text-align: center;
    padding: 40px 20px;
    margin-top: 60px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.logo-footer {
    height: 70px;
    object-fit: contain;
    background-color: var(--branco);
    padding: 10px 25px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* MODAL */
.modal { display: none; position: fixed; z-index: 1000; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(10, 31, 92, 0.8); backdrop-filter: blur(5px); }
.modal-content { background-color: var(--branco); margin: 5% auto; padding: 40px; border-radius: var(--borda-raio); width: 90%; max-width: 500px; position: relative; box-shadow: var(--sombra-forte); }
.close { position: absolute; right: 20px; top: 15px; font-size: 32px; font-weight: 300; cursor: pointer; color: #888; }
.close:hover { color: var(--azul-claro); }
form { display: flex; flex-direction: column; gap: 20px; margin-top: 20px; }
form label { font-weight: 600; color: var(--azul-escuro); font-size: 0.95rem; }
form input, form textarea { padding: 12px; border: 1px solid #ddd; border-radius: 8px; font-size: 1rem; transition: 0.3s; font-family: 'Poppins', sans-serif;}
form input:focus, form textarea:focus { border-color: var(--azul-claro); outline: none; box-shadow: 0 0 0 3px rgba(0, 136, 204, 0.1); }
.btn-salvar { background-color: var(--azul-claro); color: white; border: none; padding: 15px; font-size: 1.1rem; font-weight: 600; border-radius: 8px; cursor: pointer; margin-top: 10px; transition: 0.3s;}
.btn-salvar:hover { background-color: var(--azul-escuro); }

/* RESPONSIVIDADE */
@media (max-width: 992px) {
    .quem-somos-grid { flex-direction: column; }
    .imagem-quem-somos { order: -1; } 
}

@media (max-width: 768px) {
    header { flex-direction: column; gap: 15px; text-align: center; }
    .contatos-header { flex-direction: column; align-items: center; width: 100%; gap: 10px; }
    .nav-btn { flex: 1 1 40%; font-size: 0.9rem; margin: 5px; padding: 8px; }
    .produtos-header { flex-direction: column; }
    .localizacao-livro { flex-direction: column; padding: 20px;}
    .agro-conteudo h2 { font-size: 2rem; }
    .servicos-secao { padding: 30px 20px; }
    main { padding: 30px 5%; }
}