/* ================================================= */
/* CONFIGURAÇÕES GERAIS                */
/* ================================================= */

:root {
    --primary-color: #96C2DB; /* Azul JPL: Elegância e Confiança */
    --secondary-color: #FFFFFF; /* Branco: Limpeza e Minimalismo */
    --accent-color: #2c3e50; /* Azul Escuro: Textos e Fundos de Destaque */
    --text-dark: #333333;
    --text-light: #f4f4f4;
    --border-light: #e0e0e0;
    --spacing-default: 1.5rem;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--secondary-color);
    scroll-behavior: smooth;
}

a {
    text-decoration: none;
    color: var(--text-dark);
    transition: color 0.3s;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-default);
}

/* Estilo para todas as "telas" do site */
.app-screen {
    display: none;
    min-height: 80vh;
    padding-bottom: 50px;
}

.app-screen.active {
    display: block;
}

/* Estilos de Botões */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 12px 25px;
    border: 2px solid transparent;
    border-radius: 5px;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--accent-color);
}

.btn-primary:hover {
    background-color: var(--accent-color);
    color: var(--secondary-color);
}

.btn-secondary {
    background-color: var(--accent-color);
    color: var(--secondary-color);
    border-color: var(--accent-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--accent-color);
    border-color: var(--primary-color);
}

.btn-full-width {
    width: 100%;
}

/* ================================================= */
/* 1. HEADER E NAV                  */
/* ================================================= */

.main-header {
    background-color: var(--secondary-color);
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    padding: 0 var(--spacing-default);
}

/* Logo */
.logo-brand {
    display: flex;
    align-items: center;
    font-size: 1.8rem;
}

.logo-icon {
    color: var(--primary-color);
    margin-right: 8px;
    font-size: 1.2em;
}

.logo-text {
    font-weight: 700;
    color: var(--accent-color);
}

/* Menu */
.main-nav ul {
    display: flex;
    gap: 30px;
}

.main-nav a {
    padding: 5px 0;
    font-weight: 500;
}

.main-nav a:hover {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
}

/* Ações do Usuário */
.user-actions {
    display: flex;
    gap: 15px;
}

.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    color: var(--text-dark);
    transition: color 0.3s;
}

.icon-btn:hover {
    color: var(--primary-color);
}

.cart-btn {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -10px;
    background-color: var(--primary-color);
    color: var(--accent-color);
    border-radius: 50%;
    padding: 2px 6px;
    font-size: 0.7rem;
    line-height: 1;
    font-weight: bold;
}

/* ================================================= */
/* 2. TELA HOME                     */
/* ================================================= */

/* Banner */
.hero-banner {
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('https://i.pinimg.com/1200x/4d/f4/7b/4df47b3354aa2a01b29c8bff4a886a6c.jpg') no-repeat center center/cover;
    height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--secondary-color);
    margin-bottom: 50px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 10px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 25px;
}

/* Seção de Produtos */
.products-section {
    padding: 40px 0;
}

.products-section h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 40px;
    color: var(--accent-color);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: var(--secondary-color);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.product-card img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    object-position: center top;
    display: block;
}

.card-details {
    padding: 15px;
    text-align: center;
}

.product-name {
    font-size: 1.1rem;
    margin-bottom: 8px;
    font-weight: 600;
}

.product-price {
    font-size: 1.3rem;
    color: var(--primary-color);
    font-weight: bold;
    margin-bottom: 15px;
}

/* Newsletter CTA */
.cta-newsletter {
    background-color: var(--accent-color);
    padding: 50px 0;
    margin-top: 50px;
}

.cta-newsletter h3 {
    color: var(--secondary-color);
    text-align: center;
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.newsletter-form input {
    padding: 12px;
    width: 350px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
}

/* ================================================= */
/* 3. TELA CARRINHO                  */
/* ================================================= */

.cart-layout {
    display: flex;
    gap: 40px;
    padding-top: 40px;
}

.cart-items-list {
    flex: 2; /* Ocupa 2/3 da largura */
}

.cart-summary-box {
    flex: 1; /* Ocupa 1/3 da largura */
    background-color: var(--text-light);
    padding: 25px;
    border-radius: 8px;
    height: fit-content;
}

.cart-items-list h2 {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 25px;
}

.cart-summary-box h3 {
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.cart-item {
    display: flex;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-light);
    gap: 20px;
}

.cart-item img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    object-position: center top;
    border-radius: 4px;
}

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

.item-info h4 {
    margin: 0 0 5px 0;
    font-weight: 600;
}

.quantity-control {
    display: flex;
    align-items: center;
    margin-top: 10px;
}

.qty-btn {
    background-color: var(--primary-color);
    color: var(--accent-color);
    border: none;
    padding: 5px 10px;
    cursor: pointer;
    font-weight: bold;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.quantity-control input {
    width: 40px;
    text-align: center;
    border: 1px solid var(--border-light);
    margin: 0 5px;
    padding: 5px 0;
}

.item-actions {
    text-align: right;
}

.item-price {
    font-weight: bold;
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.btn-remove-item {
    background: none;
    border: none;
    color: #e74c3c;
    cursor: pointer;
    font-size: 0.9rem;
}

/* Resumo */
.summary-line {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
}

.summary-line.total {
    font-size: 1.4rem;
    border-top: 1px dashed var(--border-light);
    padding-top: 15px;
    margin-top: 15px;
}

.value-total {
    color: var(--primary-color);
}

.continue-shopping {
    display: block;
    text-align: center;
    margin-top: 20px;
    color: var(--text-dark);
}

.continue-shopping:hover {
    color: var(--primary-color);
}

/* ================================================= */
/* 4. TELA CONTA                    */
/* ================================================= */

.account-layout {
    padding-top: 40px;
    text-align: center;
}

.account-layout h2 {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 40px;
}

.account-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.login-panel, .profile-panel {
    padding: 30px;
    border: 1px solid var(--primary-color);
    border-radius: 10px;
}

.login-panel h3, .profile-panel h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.login-form input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.separator {
    text-align: center;
    margin: 20px 0;
    position: relative;
}

.separator::before, .separator::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 40%;
    height: 1px;
    background-color: var(--border-light);
}

.separator::before {
    left: 0;
}

.separator::after {
    right: 0;
}

.minor-action {
    text-align: center;
    font-size: 0.9rem;
    margin-top: 10px;
}

.profile-nav ul {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px;
}

.profile-nav a {
    display: block;
    padding: 10px 15px;
    background-color: var(--secondary-color);
    border: 1px solid var(--border-light);
    border-radius: 5px;
}

.profile-nav a:hover {
    background-color: var(--primary-color);
    color: var(--accent-color);
    border-color: var(--primary-color);
}

.profile-nav i {
    margin-right: 10px;
    color: var(--primary-color);
}

.profile-nav a:hover i {
    color: var(--accent-color);
}

.btn-logout {
    background-color: #e74c3c;
    color: var(--secondary-color);
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

/* ================================================= */
/* 5. FOOTER                     */
/* ================================================= */

.main-footer {
    background-color: var(--accent-color);
    color: var(--text-light);
    padding: 40px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-col h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.footer-col li {
    margin-bottom: 10px;
}

.footer-col a {
    color: var(--text-light);
    opacity: 0.8;
}

.footer-col a:hover {
    color: var(--primary-color);
    opacity: 1;
}

.social-icons {
    display: flex;
    gap: 15px;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.social-icons a {
    color: var(--text-light);
}

.copyright-info {
    font-size: 0.8rem;
    opacity: 0.6;
}

/* ================================================= */
/* 6. RESPONSIVIDADE                 */
/* ================================================= */

@media (max-width: 1024px) {
    .cart-layout {
        flex-direction: column;
    }
    .cart-summary-box {
        margin-top: 30px;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-wrap: wrap;
        height: auto;
        padding-bottom: 10px;
    }
    .main-nav {
        order: 3;
        width: 100%;
        margin-top: 10px;
    }
    .main-nav ul {
        justify-content: space-around;
        gap: 10px;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .hero-banner {
        height: 50vh;
    }

    .account-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
        align-items: center;
    }

    .newsletter-form input {
        width: 80%;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .social-icons {
        justify-content: center;
    }
}

@media (max-width: 500px) {
    .cart-item {
        flex-wrap: wrap;
        text-align: center;
        justify-content: center;
    }
    .cart-item img {
        margin-bottom: 10px;
    }
    .item-info, .item-actions {
        flex-basis: 100%;
        text-align: center;
    }
    .item-price {
        margin-bottom: 5px;
    }
    .quantity-control {
        justify-content: center;
    }
}