/* ========== RESPONSIVE DESIGN - MOBILE FIRST ========== */

/* Menu responsivo */
@media (max-width: 992px) {
    .menu-toggle {
        display: block;
    }
    
    nav {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--branco);
        box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        display: none;
        z-index: 1000;
        padding: 20px 0;
    }
    
    nav.active {
        display: block;
    }
    
    nav ul {
        flex-direction: column;
        gap: 0;
    }
    
    nav li {
        width: 100%;
    }
    
    nav a {
        display: block;
        padding: 15px 20px;
        border-bottom: 1px solid var(--bege);
        text-align: center;
    }
    
    nav a::after {
        display: none;
    }
    
    .header-content {
        flex-wrap: wrap;
    }
    
    .logo-container {
        order: 1;
    }
    
    .header-icons {
        order: 3;
        margin-left: auto;
    }
    
    /* Checkout responsivo */
    .checkout-container {
        max-width: 95%;
        margin: 20px auto;
    }
    
    .checkout-content {
        padding: 20px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .payment-option {
        padding: 12px;
    }
    
    .checkout-actions {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn-checkout {
        width: 100%;
    }
    
    .pix-qr-code {
        width: 150px;
        height: 150px;
        font-size: 3rem;
    }
}

/* Celulares pequenos (até 480px) */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    /* Header mobile */
    .header-top {
        padding: 6px 0;
        font-size: 0.7rem;
    }
    
    .header-top-content {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }
    
    .header-main {
        padding: 10px 0;
    }
    
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    /* Logo mobile otimizada */
    .logo-container {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
    
    .logo-img {
        height: 45px;
    }
    
    .logo-line1, .logo-line2 {
        font-size: 1.4rem;
        letter-spacing: 0;
    }
    
    .logo-subtitle {
        font-size: 0.65rem;
        letter-spacing: 1px;
        margin-top: 2px;
    }
    
    .header-icons {
        margin-left: 0;
    }
    
    nav a {
        font-size: 0.8rem;
        padding: 4px 8px;
    }
    
    .header-icons {
        gap: 15px;
        font-size: 1rem;
    }
    
    /* Hero mobile */
    .hero {
        padding: 50px 0;
    }
    
    .hero h2 {
        font-size: 1.6rem;
        line-height: 1.3;
        padding: 0 10px;
    }
    
    .hero p {
        font-size: 0.9rem;
        padding: 0 10px;
        margin-bottom: 30px;
    }
    
    .btn {
        padding: 12px 25px;
        font-size: 0.9rem;
    }
    
    /* Títulos mobile */
    .section-title {
        margin: 50px 0 30px;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
        padding-bottom: 10px;
    }
    
    .section-title h2::after {
        width: 70px;
        height: 2px;
    }
    
    /* Abas mobile */
    .category-tabs {
        flex-direction: column;
        align-items: center;
        margin-bottom: 25px;
        border-bottom: none;
    }
    
    .tab-btn {
        width: 100%;
        max-width: 280px;
        padding: 12px 15px;
        font-size: 0.9rem;
        text-align: center;
        border: 1px solid var(--bege);
        border-radius: 5px;
        margin-bottom: 5px;
    }
    
    .tab-btn.active {
        background-color: var(--bege);
        border-color: var(--verde-medio);
    }
    
    .tab-btn.active::after {
        display: none;
    }
    
    /* Grid de produtos mobile */
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-bottom: 50px;
    }
    
    .product-card {
        max-width: 280px;
        margin: 0 auto;
    }
    
    .product-img {
        height: 200px;
    }
    
    .product-info {
        padding: 15px;
    }
    
    .product-info h3 {
        font-size: 1.2rem;
    }
    
    .product-info p {
        font-size: 0.9rem;
    }
    
    .price {
        font-size: 1.3rem;
    }
    
    /* Sobre mobile */
    .about {
        padding: 50px 0;
        margin: 40px 0;
    }
    
    .about-content {
        flex-direction: column;
        gap: 30px;
    }
    
    .about-text h2 {
        font-size: 1.8rem;
        margin-bottom: 15px;
    }
    
    .about-text p {
        font-size: 1rem;
        margin-bottom: 15px;
    }
    
    .about-image {
        height: 300px;
    }
    
    /* Features mobile */
    .features {
        padding: 40px 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 30px;
    }
    
    .feature-card {
        padding: 20px;
    }
    
    .feature-icon {
        font-size: 2rem;
        margin-bottom: 15px;
    }
    
    .feature-card h3 {
        font-size: 1.2rem;
    }
    
    /* Newsletter mobile */
    .newsletter {
        padding: 50px 0;
        margin: 40px 0;
    }
    
    .newsletter h2 {
        font-size: 1.8rem;
    }
    
    .newsletter p {
        font-size: 1rem;
        padding: 0 15px;
    }
    
    .newsletter-form {
        flex-direction: column;
        gap: 12px;
    }
    
    .newsletter-form input,
    .newsletter-form button {
        width: 100%;
        border-right: 2px solid var(--verde-medio);
    }
    
    .newsletter-form input {
        padding: 14px 15px;
    }
    
    /* Footer mobile */
    footer {
        padding: 50px 0 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        margin-bottom: 30px;
    }
    
    .footer-column h3 {
        font-size: 1.3rem;
        margin-bottom: 15px;
    }
    
    /* Carrinho mobile */
    .cart-modal {
        width: 100%;
        max-width: 100%;
        padding: 15px;
    }
    
    .cart-item {
        padding: 12px 0;
    }
    
    .cart-item-img {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .cart-item-name {
        font-size: 0.9rem;
    }
    
    .cart-item-price {
        font-size: 0.9rem;
    }
    
    .cart-actions {
        flex-direction: column;
        gap: 10px;
    }
    
    .cart-btn {
        padding: 10px;
    }
    
    /* Checkout mobile pequeno */
    .checkout-step {
        padding: 10px;
        font-size: 0.9rem;
    }
    
    .pix-instructions ol {
        padding-left: 15px;
    }
    
    .confirmation-step {
        padding: 20px 10px;
    }
    
    .confirmation-icon {
        font-size: 3rem;
    }
}

/* Celulares médios (481px a 768px) */
@media (min-width: 481px) and (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    /* Header */
    .header-top {
        font-size: 0.75rem;
    }
    
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .logo-container {
        flex-direction: row;
        text-align: left;
    }
    
    .logo-img {
        height: 55px;
    }
    
    .logo-line1, .logo-line2 {
        font-size: 1.6rem;
    }
    
    .logo-subtitle {
        font-size: 0.75rem;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }
    
    nav a {
        font-size: 0.85rem;
    }
    
    /* Hero */
    .hero {
        padding: 70px 0;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    /* Títulos */
    .section-title h2 {
        font-size: 2rem;
    }
    
    /* Abas */
    .category-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 100%;
        max-width: 300px;
    }
    
    /* Grid de produtos */
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .product-card {
        max-width: 100%;
    }
    
    /* Sobre */
    .about-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .about-text h2 {
        font-size: 2rem;
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    /* Carrinho */
    .cart-modal {
        width: 90%;
        max-width: 400px;
    }
}

/* Tablets (769px a 992px) */
@media (min-width: 769px) and (max-width: 992px) {
    .logo-line1, .logo-line2 {
        font-size: 1.8rem;
    }
    
    .logo-img {
        height: 60px;
    }
    
    nav a {
        font-size: 0.9rem;
    }
    
    .hero h2 {
        font-size: 2.4rem;
    }
    
    .section-title h2 {
        font-size: 2.2rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }
    
    .about-content {
        flex-direction: column;
        gap: 50px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop pequeno (993px a 1200px) */
@media (min-width: 993px) and (max-width: 1200px) {
    .container {
        padding: 0 30px;
    }
    
    .logo-line1, .logo-line2 {
        font-size: 2rem;
    }
    
    nav ul {
        gap: 20px;
    }
    
    nav a {
        font-size: 0.95rem;
    }
}

/* Para desktop (acima de 992px) */
@media (min-width: 993px) {
    nav {
        display: block !important;
        position: static;
        box-shadow: none;
        padding: 0;
    }
    
    nav ul {
        flex-direction: row;
        gap: 25px;
    }
    
    nav a {
        padding: 5px 0;
        border-bottom: none;
    }
    
    nav a::after {
        display: block;
    }
}

/* Para telas muito pequenas (até 360px) */
@media (max-width: 360px) {
    .logo-line1, .logo-line2 {
        font-size: 1.2rem;
    }
    
    .logo-subtitle {
        font-size: 0.6rem;
    }
    
    .hero h2 {
        font-size: 1.4rem;
    }
    
    .hero p {
        font-size: 0.85rem;
    }
    
    .section-title h2 {
        font-size: 1.5rem;
    }
    
    .tab-btn {
        padding: 10px 12px;
        font-size: 0.85rem;
    }
    
    .product-info h3 {
        font-size: 1.1rem;
    }
    
    .product-btn {
        padding: 7px 15px;
        font-size: 0.85rem;
    }
}

/* Ajustes para orientação landscape em celulares */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        padding: 40px 0;
    }
    
    .hero h2 {
        font-size: 1.4rem;
        margin-bottom: 10px;
    }
    
    .hero p {
        font-size: 0.9rem;
        margin-bottom: 20px;
    }
    
    .section-title {
        margin: 30px 0 20px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Melhorias para touch em mobile */
@media (hover: none) and (pointer: coarse) {
    .product-card:hover {
        transform: none;
    }
    
    .feature-card:hover {
        transform: none;
    }
    
    .btn:hover, .product-btn:hover {
        transform: none;
    }
    
    /* Aumentar área de toque para botões */
    .tab-btn, .product-btn, .btn {
        min-height: 44px; /* Tamanho mínimo recomendado para toque */
    }
    
    .cart-item-remove, .cart-item-quantity button {
        min-width: 44px;
        min-height: 44px;
    }
    
    /* Feedback visual para toque */
    .tab-btn:active, .product-btn:active, .btn:active {
        transform: scale(0.98);
        opacity: 0.9;
    }
}