/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    color: #ffd700;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    cursor: pointer;
}

.nav-link:hover {
    color: #ffd700;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.search-box {
    display: flex;
    background: white;
    border-radius: 25px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.search-box input {
    border: none;
    padding: 0.5rem 1rem;
    outline: none;
    width: 250px;
}

.search-box button {
    background: #667eea;
    border: none;
    color: white;
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
}

.search-box button:hover {
    background: #5a6fd8;
}

.cart-icon {
    position: relative;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.cart-icon:hover {
    background: rgba(255,255,255,0.1);
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ff4757;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
}

.user-btn {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.3);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.user-btn:hover {
    background: rgba(255,255,255,0.2);
}

/* Main Content */
.main {
    min-height: calc(100vh - 80px);
    padding: 2rem 0;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
    border-radius: 15px;
    margin-bottom: 3rem;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 300;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Features Section */
.features {
    margin-bottom: 3rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-card i {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.feature-card p {
    color: #666;
}

/* Page Headers */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e9ecef;
}

.page-header h2 {
    color: #333;
    font-size: 2rem;
    font-weight: 300;
}

.filters {
    display: flex;
    gap: 1rem;
}

.filters select {
    padding: 0.5rem 1rem;
    border: 1px solid #ddd;
    border-radius: 5px;
    background: white;
    cursor: pointer;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.product-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: #f8f9fa;
}

.product-info {
    padding: 1.5rem;
}

.product-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    font-size: 1.3rem;
    font-weight: bold;
    color: #667eea;
    margin-bottom: 1rem;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.stars {
    color: #ffd700;
}

.rating-text {
    color: #666;
    font-size: 0.9rem;
}

.add-to-cart {
    width: 100%;
    background: #667eea;
    color: white;
    border: none;
    padding: 0.75rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s ease;
}

.add-to-cart:hover {
    background: #5a6fd8;
}

.add-to-cart:disabled {
    background: #ccc;
    cursor: not-allowed;
}

/* Cart Styles */
.cart-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
}

.cart-items {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.cart-item {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid #e9ecef;
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
}

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

.cart-item-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.cart-item-price {
    color: #667eea;
    font-weight: bold;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1rem;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quantity-btn {
    background: #667eea;
    color: white;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.quantity-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.quantity-input {
    width: 50px;
    text-align: center;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 0.25rem;
}

.remove-item {
    background: #ff4757;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.9rem;
}

.cart-summary {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    height: fit-content;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
}

.summary-item.total {
    border-top: 2px solid #e9ecef;
    padding-top: 1rem;
    font-weight: bold;
    font-size: 1.2rem;
    color: #333;
}

/* Orders Styles */
.orders-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.order-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.order-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e9ecef;
}

.order-number {
    font-weight: bold;
    color: #667eea;
}

.order-date {
    color: #666;
}

.order-status {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.status-waiting {
    background: #fff3cd;
    color: #856404;
}

.status-paid {
    background: #d1ecf1;
    color: #0c5460;
}

.status-shipped {
    background: #d4edda;
    color: #155724;
}

.status-delivered {
    background: #cce5ff;
    color: #004085;
}

.status-cancelled {
    background: #f8d7da;
    color: #721c24;
}

.order-items {
    margin-bottom: 1rem;
}

.order-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #f8f9fa;
}

.order-item:last-child {
    border-bottom: none;
}

.order-total {
    font-weight: bold;
    font-size: 1.1rem;
    color: #333;
    text-align: right;
}

.order-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

/* Profile Styles */
.profile-content {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.profile-tabs {
    display: flex;
    border-bottom: 2px solid #e9ecef;
    margin-bottom: 2rem;
}

.tab-btn {
    background: none;
    border: none;
    padding: 1rem 2rem;
    cursor: pointer;
    font-weight: 600;
    color: #666;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

.tab-btn.active {
    color: #667eea;
    border-bottom-color: #667eea;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.profile-form, .security-form {
    max-width: 500px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #333;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
}

/* Validação de campos */
.form-group input.valid {
    border-color: #28a745;
    background-color: #f8fff9;
}

.form-group input.invalid {
    border-color: #dc3545;
    background-color: #fff8f8;
}

.field-error {
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
}

/* Logout Modal Styles */
.logout-modal {
    max-width: 400px;
    text-align: center;
}

.logout-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e9ecef;
}

.logout-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.logout-icon i {
    font-size: 1.5rem;
    color: white;
}

.logout-header h3 {
    color: #333;
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
}

.logout-body {
    margin-bottom: 2rem;
}

.logout-body p {
    color: #666;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.logout-warning {
    color: #ff6b6b !important;
    font-size: 0.9rem !important;
    font-weight: 500;
}

.logout-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.logout-actions .btn {
    min-width: 120px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.logout-actions .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.logout-actions .btn-danger {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    border: none;
    color: white;
}

.logout-actions .btn-danger:hover {
    background: linear-gradient(135deg, #ff5252, #e53935);
}

.logout-actions .btn-secondary {
    background: #6c757d;
    border: none;
    color: white;
}

.logout-actions .btn-secondary:hover {
    background: #5a6268;
}

/* Animação do modal de logout */
.logout-modal {
    animation: slideInUp 0.3s ease;
}

@keyframes slideInUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.form-group small {
    color: #666;
    font-size: 0.9rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

/* Addresses Styles */
.addresses-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.addresses-list {
    display: grid;
    gap: 1rem;
}

.address-card {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 10px;
    padding: 1.5rem;
    position: relative;
}

.address-type {
    background: #667eea;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.address-info {
    margin-bottom: 1rem;
}

.address-actions {
    display: flex;
    gap: 1rem;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 15px;
    padding: 0;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.modal-content.large {
    max-width: 800px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 2rem 1rem;
    border-bottom: 1px solid #e9ecef;
}

.modal-header h3 {
    color: #333;
    font-size: 1.5rem;
    font-weight: 600;
}

.close {
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    color: #999;
    transition: color 0.3s ease;
}

.close:hover {
    color: #333;
}

.modal form {
    padding: 2rem;
}

.modal-footer {
    text-align: center;
    padding: 1rem 2rem 2rem;
    color: #666;
}

.modal-footer a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
}

.modal-footer a:hover {
    text-decoration: underline;
}

/* Checkout Styles */
.checkout-steps {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    padding: 0 2rem;
}

.step {
    padding: 1rem 2rem;
    background: #f8f9fa;
    color: #666;
    border-radius: 25px;
    margin: 0 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.step.active {
    background: #667eea;
    color: white;
}

.step.completed {
    background: #28a745;
    color: white;
}

.checkout-step-content {
    padding: 0 2rem;
}

.step-pane {
    display: none;
}

.step-pane.active {
    display: block;
}

.addresses-selection {
    display: grid;
    gap: 1rem;
}

.address-option {
    border: 2px solid #e9ecef;
    border-radius: 10px;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.address-option:hover {
    border-color: #667eea;
}

.address-option.selected {
    border-color: #667eea;
    background: #f8f9ff;
}

.payment-methods {
    margin-top: 2rem;
}

.payment-tabs {
    display: flex;
    border-bottom: 2px solid #e9ecef;
    margin-bottom: 2rem;
}

.payment-tab {
    background: none;
    border: none;
    padding: 1rem 2rem;
    cursor: pointer;
    font-weight: 600;
    color: #666;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

.payment-tab.active {
    color: #667eea;
    border-bottom-color: #667eea;
}

.payment-method {
    display: none;
}

.payment-method.active {
    display: block;
}

.pix-info {
    text-align: center;
    padding: 2rem;
}

.pix-qr {
    width: 200px;
    height: 200px;
    background: #f8f9fa;
    border: 2px dashed #ddd;
    margin: 1rem auto;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
}

.pix-key {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    font-family: monospace;
    word-break: break-all;
}

.pix-timer {
    font-size: 1.2rem;
    font-weight: bold;
    color: #ff4757;
    margin-top: 1rem;
}

.installments {
    margin-top: 1rem;
}

.installment-option {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.installment-option:hover {
    border-color: #667eea;
    background: #f8f9ff;
}

.installment-option.selected {
    border-color: #667eea;
    background: #f8f9ff;
}

.installment-option input[type="radio"] {
    margin-right: 1rem;
}

.checkout-actions {
    display: flex;
    justify-content: space-between;
    padding: 2rem;
    border-top: 1px solid #e9ecef;
}

/* Button Styles */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5a6fd8;
    transform: translateY(-2px);
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

.btn-success {
    background: #28a745;
    color: white;
}

.btn-success:hover {
    background: #218838;
}

.btn-danger {
    background: #dc3545;
    color: white;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-full {
    width: 100%;
}

.btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

/* Loading Overlay */
.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.9);
    z-index: 3000;
    align-items: center;
    justify-content: center;
}

.loading-overlay.active {
    display: flex;
}

.loading-spinner {
    text-align: center;
}

.loading-spinner i {
    font-size: 3rem;
    color: #667eea;
    margin-bottom: 1rem;
}

.loading-spinner p {
    color: #666;
    font-size: 1.1rem;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 4000;
}

.toast {
    background: white;
    border-radius: 8px;
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    border-left: 4px solid #667eea;
    animation: slideIn 0.3s ease;
    max-width: 400px;
}

.toast.success {
    border-left-color: #28a745;
}

.toast.error {
    border-left-color: #dc3545;
}

.toast.warning {
    border-left-color: #ffc107;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.pagination button {
    padding: 0.5rem 1rem;
    border: 1px solid #ddd;
    background: white;
    cursor: pointer;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.pagination button:hover {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.pagination button.active {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.pagination button:disabled {
    background: #f8f9fa;
    color: #ccc;
    cursor: not-allowed;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-list {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .search-box input {
        width: 200px;
    }
    
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .cart-content {
        grid-template-columns: 1fr;
    }
    
    .checkout-steps {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .step {
        margin: 0;
    }
    
    .checkout-actions {
        flex-direction: column;
        gap: 1rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        width: 95%;
        margin: 1rem;
    }
    
    .payment-tabs {
        flex-direction: column;
    }
    
    .profile-tabs {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .hero {
        padding: 2rem 0;
    }
    
    .hero-content h2 {
        font-size: 1.5rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .search-box input {
        width: 150px;
    }
    
    .modal-content {
        width: 100%;
        height: 100%;
        border-radius: 0;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

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

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-up {
    animation: slideUp 0.3s ease;
}

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