/* Cart Page Styles - Mobile First */
.cart-container {
    padding: 4rem 0 2rem;
    min-height: calc(100vh - 300px);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Empty Cart */
.empty-cart {
    text-align: center;
    padding: 3rem 1rem;
    background: var(--gray-900);
    border-radius: 1rem;
    border: 1px solid var(--gray-800);
    margin-top: 1rem;
}

.empty-cart-icon {
    width: 5rem;
    height: 5rem;
    background: linear-gradient(135deg, var(--pink-500), var(--pink-600));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 1.75rem;
}

.empty-cart-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--white);
}

.empty-cart-description {
    color: var(--gray-400);
    max-width: 28rem;
    margin: 0 auto 2rem;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Cart With Items */
.cart-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.cart-title span {
    color: var(--pink-500);
    font-weight: 600;
}

/* Cart Grid */
.cart-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Cart Items Section */
.cart-items-section {
    background: var(--gray-900);
    border-radius: 1rem;
    border: 1px solid var(--gray-800);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.section-header {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-800);
}

.section-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
}

.clear-cart-btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    background: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
    color: #ef4444;
    align-self: flex-start;
}

/* Cart Items List */
.cart-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cart-item {
    background: var(--gray-850);
    border-radius: 0.75rem;
    border: 1px solid var(--gray-800);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cart-item-image {
    width: 100%;
    height: 12rem;
    border-radius: 0.5rem;
    overflow: hidden;
    background: var(--gray-800);
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item-info {
    flex: 1;
    min-width: 0;
}

.cart-item-header {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.cart-item-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
    margin: 0;
    line-height: 1.4;
}

.cart-item-price {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--pink-500);
}

.cart-item-color {
    color: var(--gray-400);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.cart-item-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cart-item-qty {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

.qty-btn {
    width: 2.5rem;
    height: 2.5rem;
    border: 1px solid var(--gray-700);
    background: var(--gray-900);
    color: var(--white);
    border-radius: 0.375rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.qty-input {
    width: 4rem;
    height: 2.5rem;
    border: 1px solid var(--gray-700);
    background: var(--gray-900);
    color: var(--white);
    text-align: center;
    border-radius: 0.375rem;
    font-size: 1rem;
    font-weight: 600;
}

.remove-item {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    padding: 0.75rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 500;
}

/* Coupon Section */
.coupon-section {
    background: var(--gray-900);
    border-radius: 1rem;
    border: 1px solid var(--gray-800);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.coupon-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.coupon-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.coupon-input-group {
    display: flex;
    gap: 0.5rem;
}

.coupon-input {
    flex: 1;
    padding: 0.75rem 1rem;
    background: var(--gray-850);
    border: 1px solid var(--gray-700);
    border-radius: 0.5rem;
    color: var(--white);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.coupon-input:focus {
    outline: none;
    border-color: var(--pink-500);
    box-shadow: 0 0 0 3px rgba(219, 39, 119, 0.1);
}

.btn-coupon {
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--pink-500), var(--pink-600));
    border: none;
    border-radius: 0.5rem;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-coupon:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--pink-600), var(--pink-700));
    transform: translateY(-1px);
}

.btn-coupon:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.coupon-hint {
    color: var(--gray-400);
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin: 0;
}

/* Coupon Applied */
.coupon-applied {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: 0.75rem;
    padding: 1rem;
    animation: slideIn 0.3s ease;
}

.coupon-applied-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.coupon-applied-content i {
    color: #22c55e;
    font-size: 1.25rem;
}

.coupon-applied-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.coupon-applied-code {
    color: #22c55e;
    font-weight: 600;
    font-size: 1rem;
}

.coupon-applied-discount {
    color: var(--gray-300);
    font-size: 0.875rem;
}

.btn-remove-coupon {
    background: transparent;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.btn-remove-coupon:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

/* Summary Discount Row */
.discount-row {
    color: #22c55e !important;
}

.discount-value {
    color: #22c55e !important;
    font-weight: 600;
}

/* Cart Sidebar */
.cart-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: sticky;
    top: 1rem;
}

.cart-summary {
    background: var(--gray-900);
    border-radius: 1rem;
    border: 1px solid var(--gray-800);
    padding: 1.5rem;
}

.summary-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Summary Details */
.summary-details {
    background: var(--gray-850);
    border-radius: 0.75rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    color: var(--gray-300);
    font-size: 0.95rem;
}

.summary-row:not(:last-child) {
    border-bottom: 1px solid var(--gray-800);
}

.summary-row.total {
    color: var(--white);
    font-weight: 700;
    font-size: 1.25rem;
    padding-top: 1rem;
    border-top: 2px solid var(--gray-800);
}

.summary-value {
    color: var(--white);
    font-weight: 600;
}

.summary-value.shipping {
    color: var(--gray-400);
    font-style: italic;
}

/* Checkout Button */
#startCheckoutBtn {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    border: none;
    border-radius: 0.75rem;
    color: white;
    cursor: pointer;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

#startCheckoutBtn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(219, 39, 119, 0.3);
}

.checkout-info {
    text-align: center;
}

.whatsapp-info {
    color: var(--gray-400);
    font-size: 0.875rem;
    margin-bottom: 1rem;
    line-height: 1.5;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

.security-badges {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.security-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-500);
    font-size: 0.75rem;
    background: var(--gray-850);
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    justify-content: center;
}

/* Checkout Modal (Hidden by default) */
.checkout-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gray-900);
    z-index: 1000;
    overflow-y: auto;
}

.checkout-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem;
    min-height: 100vh;
}

.back-to-cart {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gray-800);
    border: 1px solid var(--gray-700);
    color: var(--white);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.back-to-cart:hover {
    background: var(--gray-700);
}

/* Checkout Grid */
.checkout-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Progress Steps */
.checkout-progress {
    background: var(--gray-900);
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid var(--gray-800);
}

.progress-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.progress-steps::before {
    content: '';
    position: absolute;
    top: 1.5rem;
    left: 2rem;
    right: 2rem;
    height: 2px;
    background: var(--gray-700);
    z-index: 1;
}

.step {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
    z-index: 2;
    background: var(--gray-900);
    padding-right: 1rem;
}

.step-number {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: var(--gray-700);
    color: var(--gray-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.125rem;
    border: 2px solid transparent;
}

.step.active .step-number {
    background: var(--pink-500);
    color: white;
    border-color: var(--pink-500);
}

.step-info {
    display: none;
}

/* Checkout Form */
.checkout-form-container {
    background: var(--gray-900);
    border-radius: 1rem;
    border: 1px solid var(--gray-800);
    padding: 1.5rem;
}

.checkout-form-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-section {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--gray-800);
}

.form-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-section-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Form Grid */
.form-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    color: var(--gray-300);
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-group input,
.form-group textarea {
    padding: 0.75rem 1rem;
    background: var(--gray-850);
    border: 1px solid var(--gray-700);
    border-radius: 0.5rem;
    color: var(--white);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    width: 100%;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--pink-500);
    box-shadow: 0 0 0 3px rgba(219, 39, 119, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
    font-family: 'Inter', sans-serif;
}

/* Delivery Options */
.delivery-options {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.delivery-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.option-label {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--gray-850);
    border: 2px solid var(--gray-700);
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.option-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--pink-500);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
    font-size: 1.125rem;
}

.option-content {
    flex: 1;
}

.option-title {
    display: block;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 0.25rem;
    font-size: 0.95rem;
}

.option-description {
    display: block;
    font-size: 0.85rem;
    color: var(--gray-400);
}

.delivery-option input[type="radio"]:checked + .option-label {
    border-color: var(--pink-500);
    background: rgba(219, 39, 119, 0.05);
}

/* Checkout Actions */
.checkout-actions {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-800);
}

.confirm-checkout-btn {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, #25D366, #128C7E);
    border: none;
    border-radius: 0.75rem;
    color: white;
    cursor: pointer;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.confirm-checkout-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

.checkout-security {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.security-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-500);
    font-size: 0.75rem;
    justify-content: center;
}

/* Checkout Summary */
.checkout-summary {
    background: var(--gray-900);
    border-radius: 1rem;
    border: 1px solid var(--gray-800);
    padding: 1.5rem;
    position: sticky;
    top: 1rem;
}

.summary-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.summary-items {
    max-height: 300px;
    overflow-y: auto;
    margin-bottom: 1.5rem;
}

.summary-item {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-800);
}

.summary-item-image {
    width: 4rem;
    height: 4rem;
    border-radius: 0.5rem;
    overflow: hidden;
    background: var(--gray-800);
    flex-shrink: 0;
}

.summary-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.summary-item-info {
    flex: 1;
    min-width: 0;
}

.summary-item-name {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--white);
    margin-bottom: 0.25rem;
    line-height: 1.4;
}

.summary-item-details {
    font-size: 0.8rem;
    color: var(--gray-400);
    margin-bottom: 0.25rem;
}

.summary-item-price {
    font-size: 0.9rem;
    color: var(--pink-500);
    font-weight: 600;
}

.summary-totals {
    background: var(--gray-850);
    border-radius: 0.75rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    color: var(--gray-300);
    font-size: 0.95rem;
}

.total-row.grand-total {
    color: var(--white);
    font-weight: 700;
    font-size: 1.25rem;
    padding-top: 0.75rem;
    border-top: 2px solid var(--gray-800);
    margin-top: 0.5rem;
}

.total-value {
    color: var(--white);
    font-weight: 600;
}

.total-value.shipping {
    color: var(--gray-400);
    font-style: italic;
}

.summary-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-500);
    font-size: 0.75rem;
}

/* Tablet Styles */
@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .cart-title {
        font-size: 2rem;
    }
    
    .section-header {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
    
    .cart-item {
        flex-direction: row;
        gap: 1rem;
    }
    
    .cart-item-image {
        width: 6rem;
        height: 8rem;
    }
    
    .cart-item-actions {
        flex-direction: row;
        justify-content: space-between;
    }
    
    .cart-item-qty {
        justify-content: flex-start;
    }
    
    .security-badges {
        flex-direction: row;
        justify-content: center;
    }
    
    .checkout-grid {
        gap: 2.5rem;
    }
    
    .step-info {
        display: block;
    }
    
    .form-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .form-group:last-child:nth-child(odd) {
        grid-column: 1 / -1;
    }
}

/* Desktop Styles */
@media (min-width: 1024px) {
    .cart-container {
        padding: 5rem 0 3rem;
    }
    
    .cart-grid {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 2rem;
    }
    
    .cart-item-image {
        width: 8rem;
        height: 8rem;
    }
    
    .checkout-grid {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 2rem;
    }
    
    .checkout-progress {
        grid-column: 1 / -1;
    }
    
    .step-info {
        display: block;
    }
    
    .progress-steps::before {
        left: 3rem;
        right: 3rem;
    }
}

/* Large Desktop */
@media (min-width: 1280px) {
    .container {
        padding: 0 2rem;
    }
    
    .checkout-container {
        padding: 2rem;
    }
    
    .checkout-grid {
        grid-template-columns: 1.5fr 1fr;
        gap: 3rem;
    }
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Payment Methods (Formas de Pagamento) */
.payment-methods {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.payment-method {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.9rem 1rem;
    background: var(--gray-850);
    border: 1px solid var(--gray-700);
    border-radius: 0.75rem;
    color: var(--gray-200);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.25s ease;
    user-select: none;
}

.payment-method i {
    font-size: 1.1rem;
    color: var(--pink-500);
}

.payment-method:hover {
    border-color: var(--pink-500);
    background: rgba(219, 39, 119, 0.08);
    transform: translateY(-1px);
}

.payment-note {
    margin: 0;
    color: var(--gray-400);
    font-size: 0.85rem;
    line-height: 1.5;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.payment-note i {
    color: var(--gray-400);
}

/* Tablet+ */
@media (min-width: 640px) {
    .payment-methods {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.75rem;
    }

    .payment-method {
        padding: 0.85rem 0.75rem;
        font-size: 0.9rem;
    }

    .payment-method i {
        font-size: 1.05rem;
    }
}