.cart-items
{
    max-height: 420px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 4px 0;
}
.cart-modal .modal-content
{
    max-width: 560px;
}
.cart-modal .modal-header
{
    background: linear-gradient(135deg,#1c2d52,#31497a);
    border-bottom: none;
    padding: 18px 24px;
}
.cart-modal .modal-header .modal-title
{
    color: #fff;
    font-size: 1.15rem;
    letter-spacing: .01em;
}
.cart-modal .modal-header .modal-close
{
    background: rgba(255,255,255,.15);
    border: none;
    color: #fff;
}
.cart-modal .modal-header .modal-close:hover
{
    background: #7e2a2a;
}
.cart-modal .modal-body
{
    padding: 0;
}
@media(max-width: 540px)
{
    .cart-modal .modal-header
    {
        padding: 14px 18px;
    }
    .cart-item
    {
        padding: 14px 16px!important;
        gap: 12px!important;
    }
    .cart-item-name
    {
        font-size: .9rem;
    }
    .cart-item-price
    {
        font-size: .9rem;
        min-width: 60px;
    }
    .cart-item-controls .qty-btn
    {
        width: 32px;
        height: 32px;
    }
    .cart-item-quantity
    {
        min-width: 36px;
        height: 32px;
        line-height: 32px;
        font-size: .85rem;
    }
    .cart-summary
    {
        padding: 14px 16px;
    }
    .checkout-btn
    {
        min-height: 48px;
        font-size: .95rem;
    }
}
.cart-item
{
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    border-bottom: 1px solid #dfd5bc;
    background: #fff;
    transition: background .15s;
}
.cart-item:hover
{
    background: #f3eddd;
}
.cart-item:last-child
{
    border-bottom: none;
}
.cart-item-info
{
    flex: 1;
    min-width: 0;
}
.cart-item-name
{
    font-weight: 700;
    font-size: .95rem;
    color: #243047;
    margin-bottom: 2px;
}
.cart-item-spec
{
    font-size: .8rem;
    color: #6f654c;
    margin-bottom: 8px;
}
.cart-item-controls
{
    display: flex;
    align-items: center;
    gap: 0;
}
.cart-item-controls .qty-btn
{
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1.5px solid #c9bc9e;
    cursor: pointer;
    font-size: .8rem;
    color: #4a4436;
    transition: all .15s ease;
    padding: 0;
}
.cart-item-controls .qty-btn:first-child
{
    border-radius: 8px 0 0 8px;
    border-right: none;
}
.cart-item-controls .qty-btn:last-child
{
    border-radius: 0 8px 8px 0;
    border-left: none;
}
.cart-item-controls .qty-btn:hover
{
    background: #1c2d52;
    color: #fff;
    border-color: #1c2d52;
}
.cart-item-controls .qty-btn:active
{
    transform: scale(.92);
}
.cart-item-quantity
{
    font-size: .9rem;
    color: #243047;
    font-weight: 700;
    min-width: 42px;
    text-align: center;
    line-height: 34px;
    border-top: 1.5px solid #c9bc9e;
    border-bottom: 1.5px solid #c9bc9e;
    background: #f4efe0;
    height: 34px;
}
.cart-item-price
{
    font-weight: 700;
    color: #1c2d52;
    font-size: 1rem;
    white-space: nowrap;
    min-width: 70px;
    text-align: right;
}
.remove-item-btn
{
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: 1px solid transparent;
    color: #93876a;
    cursor: pointer;
    border-radius: 6px;
    transition: all .15s;
}
.remove-item-btn:hover
{
    color: #7e2a2a;
    background: #f3eae2;
    border-color: #e3c5b6;
}
.empty-cart
{
    text-align: center;
    padding: 48px 20px;
    color: #93876a;
}
.empty-cart i
{
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: .5;
}
.empty-cart p
{
    font-size: .95rem;
}
.cart-summary
{
    padding: 16px 20px;
    border-top: 2px solid #dfd5bc;
    background: #f3eddd;
    border-radius: 0 0 16px 16px;
}
.cart-total
{
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 14px;
    color: #243047;
}
.checkout-btn
{
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg,#1c2d52,#15223f);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all .25s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 52px;
    box-shadow: 0 4px 14px rgba(28,45,82,.3);
    letter-spacing: .02em;
}
.checkout-btn:hover
{
    background: linear-gradient(135deg,#15223f,#0e172c);
    box-shadow: 0 6px 20px rgba(28,45,82,.4);
    transform: translateY(-1px);
}
.checkout-btn:active
{
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(28,45,82,.2);
}
.checkout-steps
{
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--space-6);
    padding: var(--space-4) var(--space-2);
    background: linear-gradient(135deg,var(--primary-50) 0%,var(--gray-50) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    gap: 0;
}
.step
{
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-xs);
    color: var(--gray-400);
    position: relative;
    padding: var(--space-2) var(--space-3);
    transition: color .25s ease;
}
.step:not(:last-child)::after
{
    content: '';
    display: block;
    width: 32px;
    height: 2px;
    background: var(--gray-200);
    margin-left: var(--space-2);
    border-radius: 1px;
    transition: background .3s ease;
}
.step.completed:not(:last-child)::after
{
    background: var(--success-green);
}
.step.active
{
    color: var(--primary);
}
.step.completed
{
    color: var(--success-green);
}
.step-number
{
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid currentColor;
    font-weight: 700;
    font-size: .7rem;
    transition: all .25s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,.05);
}
.step.active .step-number
{
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    box-shadow: 0 2px 8px rgba(28,45,82,.3);
}
.step.completed .step-number
{
    background: var(--success-green);
    color: #fff;
    border-color: var(--success-green);
    box-shadow: 0 2px 8px rgba(62,135,99,.25);
}
.step-text
{
    display: none;
    font-weight: 500;
    letter-spacing: .01em;
}
@media(min-width: 480px)
{
    .step-text
    {
        display: inline;
    }
}
.order-summary
{
    margin-bottom: var(--space-4);
    overflow-x: hidden;
}
.order-warehouse
{
    margin-bottom: var(--space-4);
}
.change-warehouse-btn
{
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: linear-gradient(135deg,var(--primary-50),#eff3e4);
    border: 1px solid var(--primary-100);
    border-radius: var(--radius-lg);
    color: var(--primary-dark);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    text-align: left;
    min-height: 44px;
    display: block;
    box-shadow: 0 1px 3px rgba(28,45,82,.06);
    line-height: 1.5;
}
.checkout-item
{
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--space-3);
    margin-bottom: var(--space-2);
    border-radius: var(--radius-md);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    transition: background .15s ease,border-color .15s ease;
}
.checkout-item:hover
{
    background: var(--gray-100);
    border-color: var(--gray-300);
}
.checkout-item-info
{
    flex: 1;
}
.checkout-item-name
{
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--gray-900);
}
.checkout-item-spec
{
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    margin-top: 2px;
}
.checkout-item-quantity
{
    font-size: var(--font-size-xs);
    color: var(--gray-600);
    margin-top: 2px;
    font-weight: 500;
}
.checkout-item-price
{
    font-weight: 700;
    font-size: var(--font-size-sm);
    white-space: nowrap;
    color: var(--gray-900);
}
.order-total
{
    margin-top: var(--space-4);
    padding: var(--space-4);
    border-top: none;
    background: linear-gradient(135deg,var(--primary-50),var(--gray-50));
    border-radius: var(--radius-lg);
    border: 1px solid var(--primary-100);
}
.total-row
{
    display: flex;
    justify-content: space-between;
    padding: var(--space-2) 0;
    font-size: var(--font-size-sm);
    color: var(--gray-700);
}
.total-row.final-total
{
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--gray-900);
    border-top: 2px solid var(--primary);
    padding-top: var(--space-3);
    margin-top: var(--space-2);
}
.discount-amount
{
    color: var(--success-green);
    font-weight: 600;
}
.discount-row
{
    color: var(--success-green);
}
.checkout-actions
{
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
    margin-top: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid var(--gray-200);
}
.shipping-form
{
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}
.form-group
{
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.form-group label
{
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-700);
    letter-spacing: .01em;
}
.form-group input, .form-group textarea, .form-group select
{
    padding: var(--space-3);
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    outline: none;
    transition: border-color .2s ease,box-shadow .2s ease,background .2s ease;
    min-height: 48px;
    background: #f6f0e1;
}
.form-group input:hover, .form-group textarea:hover, .form-group select:hover
{
    border-color: var(--gray-300);
    background: #fff;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus
{
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(28,45,82,.08);
}
.form-group input::placeholder, .form-group textarea::placeholder
{
    color: var(--gray-400);
    font-weight: 400;
}
.form-row
{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}
@media(max-width: 480px)
{
    .form-row
    {
        grid-template-columns: 1fr;
    }
}
.promo-code-section
{
    margin-bottom: var(--space-4);
    background: #f4efe0;
    border: 1.5px dashed var(--gray-300);
    border-radius: var(--radius-md);
    padding: var(--space-4);
}
.promo-code-section label
{
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-3);
}
.promo-code-section label::before
{
    content: "";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: .85rem;
    color: var(--primary);
}
.promo-code-row
{
    display: flex;
}
.promo-code-row input
{
    flex: 1;
    min-width: 0;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--gray-300);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    font-size: var(--font-size-sm);
    outline: none;
    min-height: 44px;
    background: var(--white);
    transition: border-color .2s ease,box-shadow .2s ease;
}
.promo-code-row input:focus
{
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(28,45,82,.1);
    z-index: 1;
    position: relative;
}
.promo-code-row input::placeholder
{
    color: var(--gray-400);
}
.promo-code-row button
{
    padding: var(--space-2) var(--space-4);
    background: var(--primary);
    color: var(--white);
    border: 1px solid var(--primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: background .2s ease,border-color .2s ease;
    white-space: nowrap;
    min-height: 44px;
}
.promo-code-row button:hover
{
    background: var(--primary-dark);
    border-color: var(--primary-dark);
}
.promo-code-row button:disabled
{
    opacity: .6;
    cursor: not-allowed;
}
.promo-code-message
{
    font-size: var(--font-size-xs);
    margin-top: var(--space-2);
    min-height: 1.2em;
    display: flex;
    align-items: center;
    gap: var(--space-1);
    transition: opacity .3s ease;
}
.promo-code-message:empty
{
    margin-top: 0;
}
.promo-code-message.success
{
    color: #2a5f46;
    font-weight: 500;
    animation: promoSuccess .4s ease;
}
.promo-code-message.success::before
{
    content: "";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: .8rem;
}
.promo-code-message.error
{
    color: #a03030;
    font-weight: 500;
}
.promo-code-message.error::before
{
    content: "";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    font-size: .8rem;
}
@keyframes promoSuccess
{
    0%
    {
        transform: translateY(4px);
        opacity: 0;
    }
    50%
    {
        transform: translateY(-2px);
    }
    100%
    {
        transform: translateY(0);
        opacity: 1;
    }
}
#promoStatus
{
    font-size: var(--font-size-xs);
    margin-top: var(--space-1);
    min-height: 1.2em;
}
.payment-methods
{
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}
.payment-method
{
    cursor: pointer;
}
.payment-method input
{
    display: none;
}
.payment-option
{
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    min-height: 48px;
}
.payment-method input:checked+.payment-option
{
    border-color: var(--primary);
    background: var(--primary-50);
}
.payment-icon
{
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary);
}
.payment-info
{
    flex: 1;
}
.payment-info h4
{
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 2px;
}
.payment-info p
{
    font-size: var(--font-size-xs);
    color: var(--gray-500);
}
.discount-badge
{
    background: var(--primary);
    color: #fff;
    padding: 2px 8px;
    border-radius: 100px;
    font-size: .65rem;
    font-weight: 600;
    margin-left: 4px;
}
.spend-notification
{
    background: #f8f2de;
    border: 1px solid #d9be76;
    border-radius: var(--radius-md);
    padding: var(--space-3);
    margin-top: var(--space-3);
}
.notification-content
{
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: #6e5520;
}
.shipping-option
{
    transition: all .15s ease;
}
.shipping-option:hover
{
    border-color: var(--primary-light)!important;
}
.shipping-option.selected
{
    border-color: var(--primary)!important;
    background: var(--primary-50);
}
.crypto-wallet-grid
{
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 8px;
}
.crypto-wallet-card
{
    padding: 16px 8px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all .15s ease;
    min-height: 100px;
}
.crypto-wallet-card:hover
{
    border-color: var(--primary);
    background: var(--primary-50);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}
.payment-step
{
    padding-bottom: var(--space-4);
}
.order-confirmation-summary
{
    margin-bottom: var(--space-4);
}
.confirm-section
{
    margin-bottom: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    background: #f6f0e1;
    border: 1px solid var(--gray-100);
}
.confirm-section:last-child
{
    border-bottom: none;
}
.confirm-section h4
{
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--space-3);
    letter-spacing: .01em;
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--gray-100);
}
.confirm-section h4 i
{
    margin-right: var(--space-2);
}
.confirm-note
{
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    line-height: 1.7;
    padding: var(--space-3);
    background: #edece2;
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary);
}
.confirm-note i
{
    color: var(--primary);
    margin-right: var(--space-2);
}
.payment-guide
{
    margin-bottom: var(--space-5);
    background: linear-gradient(135deg,#edece2 0%,#e7e5d9 100%);
    border: 1px solid #c9c9bc;
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.payment-guide-header
{
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    user-select: none;
    transition: background .2s ease;
    gap: var(--space-2);
}
.payment-guide-header:hover
{
    background: rgba(59,130,246,.06);
}
.payment-guide-header span
{
    font-size: var(--font-size-sm);
    color: #1c2d52;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}
.payment-guide-header span i
{
    color: #2f4f7e;
    font-size: 1rem;
}
.payment-chevron
{
    color: #2f4f7e;
    font-size: .75rem;
    transition: transform .3s ease;
    flex-shrink: 0;
}
.payment-chevron.open
{
    transform: rotate(180deg);
}
.payment-guide-content
{
    padding: 0 var(--space-4) var(--space-4);
}
.payment-intro
{
    font-size: var(--font-size-sm);
    color: #4a4436;
    line-height: 1.7;
    margin-bottom: var(--space-3);
}
.payment-tips
{
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}
.payment-tips li
{
    font-size: var(--font-size-sm);
    color: #4a4436;
    line-height: 1.6;
    padding: var(--space-2) var(--space-3);
    background: rgba(255,255,255,.7);
    border-radius: var(--radius-md);
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
}
.payment-tips li i
{
    color: #3e8763;
    margin-top: 3px;
    flex-shrink: 0;
    font-size: .8rem;
}
.crypto-wallets-toggle
{
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    cursor: pointer;
    user-select: none;
    font-size: var(--font-size-sm);
    color: #6e5520;
    background: linear-gradient(135deg,#f8f2de,#f1e7c8);
    border: 1px solid #d9be76;
    border-radius: var(--radius-md);
    transition: background .2s ease;
}
.crypto-wallets-toggle:hover
{
    background: linear-gradient(135deg,#f1e7c8,#e5d5a4);
}
.crypto-wallets-toggle i.fab
{
    color: #a9842e;
    font-size: 1rem;
}
.crypto-chevron
{
    margin-left: auto;
    color: #96762f;
    font-size: .75rem;
    transition: transform .3s ease;
    flex-shrink: 0;
}
.crypto-chevron.open
{
    transform: rotate(180deg);
}
.crypto-wallets-list
{
    margin-top: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}
.crypto-wallet-item
{
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: #fff;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: border-color .15s ease,box-shadow .15s ease;
}
.crypto-wallet-item:hover
{
    border-color: var(--primary-100);
    box-shadow: 0 2px 6px rgba(28,45,82,.08);
}
.crypto-label
{
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-700);
    white-space: nowrap;
    min-width: 110px;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}
.crypto-label i
{
    font-size: 1rem;
    color: var(--primary);
}
.crypto-address
{
    flex: 1;
    font-size: .7rem;
    color: var(--gray-600);
    background: #f3f4f6;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    word-break: break-all;
    font-family: var(--font-mono);
    border: 1px solid transparent;
    transition: background .15s ease,border-color .15s ease;
}
.crypto-address:hover
{
    background: #dfd5bc;
    border-color: var(--gray-300);
}
.crypto-copy-btn
{
    background: none;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--gray-500);
    padding: 6px 8px;
    transition: all .15s ease;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.crypto-copy-btn:hover
{
    color: var(--primary);
    border-color: var(--primary);
    background: var(--primary-50);
}
.crypto-note-small
{
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    line-height: 1.5;
    margin-top: var(--space-2);
    display: flex;
    align-items: flex-start;
    gap: var(--space-1);
}
.crypto-note-small i
{
    color: var(--primary);
    margin-top: 2px;
    flex-shrink: 0;
}
@media(max-width: 640px)
{
    .form-row
    {
        grid-template-columns: 1fr;
    }
}
@media(max-width: 767px)
{
    .step, .checkout-item-spec, .checkout-item-quantity, .cart-item-spec
    {
        font-size: .8125rem;
    }
    .checkout-btn
    {
        padding: .875rem;
        min-height: 52px;
        font-size: 1.0625rem;
        font-weight: 700;
    }
    .remove-item-btn
    {
        width: 44px;
        height: 44px;
        font-size: 1rem;
        min-height: 44px;
        min-width: 44px;
    }
    .cart-item
    {
        padding: var(--space-3) var(--space-2);
        gap: var(--space-3);
        flex-wrap: wrap;
    }
    .cart-item-name
    {
        font-size: .9375rem;
        font-weight: 700;
    }
    .cart-item-spec
    {
        font-size: .8125rem;
    }
    .cart-item-price
    {
        font-size: .9375rem;
        font-weight: 700;
    }
    .cart-item-quantity
    {
        font-size: .8125rem;
        width: 100%;
    }
    .cart-items
    {
        max-height: 55vh;
        -webkit-overflow-scrolling: touch;
    }
    .cart-summary
    {
        padding: var(--space-4) 0;
    }
    .cart-total
    {
        font-size: 1.125rem;
    }
    .checkout-steps
    {
        gap: var(--space-1);
        padding: var(--space-3) 0;
        margin-bottom: var(--space-4);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .step
    {
        font-size: .8125rem;
    }
    .step-number
    {
        width: 28px;
        height: 28px;
        font-size: .75rem;
        flex-shrink: 0;
    }
    .form-group input, .form-group textarea, .form-group select
    {
        min-height: 48px;
        padding: .75rem;
        font-size: 1rem;
        border-radius: var(--radius-md);
        width: 100%;
    }
    .form-group label
    {
        font-size: .875rem;
        font-weight: 600;
        margin-bottom: .25rem;
    }
    .shipping-form
    {
        gap: 1rem;
    }
    .form-row
    {
        gap: 1rem;
    }
    .checkout-item
    {
        padding: var(--space-3) 0;
    }
    .checkout-item-name
    {
        font-size: .9375rem;
    }
    .checkout-item-price
    {
        font-size: .9375rem;
    }
    .order-total
    {
        margin-top: var(--space-3);
        padding-top: var(--space-3);
    }
    .total-row
    {
        font-size: .9375rem;
        padding: .375rem 0;
    }
    .total-row.final-total
    {
        font-size: 1.125rem;
    }
    .payment-option
    {
        padding: var(--space-3);
        min-height: 52px;
    }
    .payment-info h4
    {
        font-size: .9375rem;
    }
    .payment-info p
    {
        font-size: .8125rem;
    }
    .crypto-wallet-grid
    {
        grid-template-columns: repeat(2,1fr);
        gap: 10px;
    }
    .crypto-wallet-card
    {
        min-height: 90px;
        padding: 12px;
    }
    .checkout-actions
    {
        flex-direction: column;
        gap: var(--space-3);
        margin-top: var(--space-4);
    }
    .checkout-actions .btn
    {
        width: 100%;
        justify-content: center;
        min-height: 48px;
    }
    .spend-notification
    {
        padding: var(--space-3);
    }
    .notification-content
    {
        font-size: .875rem;
    }
    .cart-total
    {
        font-weight: 800;
    }
    .total-row.final-total
    {
        font-weight: 800;
    }
    .payment-guide-header
    {
        padding: var(--space-3);
    }
    .payment-guide-content
    {
        padding: 0 var(--space-3) var(--space-3);
    }
    .payment-tips li
    {
        font-size: .8125rem;
        padding: var(--space-2);
    }
    .crypto-wallet-item
    {
        flex-wrap: wrap;
    }
    .crypto-label
    {
        min-width: auto;
        font-size: .8125rem;
    }
    .crypto-address
    {
        font-size: .65rem;
    }
    .step:not(:last-child)::after
    {
        width: 20px;
    }
    .checkout-steps
    {
        padding: var(--space-3);
    }
}
@media(max-width: 479px)
{
    .promo-code-row
    {
        flex-direction: column;
    }
    .promo-code-row input
    {
        width: 100%;
        min-width: unset;
        border-right: 1px solid var(--gray-300);
        border-radius: var(--radius-md) var(--radius-md) 0 0;
    }
    .promo-code-row input:focus
    {
        border-color: var(--primary);
    }
    .promo-code-row button
    {
        width: 100%;
        border-radius: 0 0 var(--radius-md) var(--radius-md);
    }
    .cart-item
    {
        padding: var(--space-2);
    }
    .cart-item-name
    {
        font-size: .875rem;
    }
    .cart-item-price
    {
        font-size: .875rem;
    }
    .cart-total
    {
        font-size: 1rem;
    }
    .checkout-btn
    {
        font-size: 1rem;
    }
    .checkout-steps
    {
        overflow-x: auto;
        flex-wrap: nowrap;
        scrollbar-width: none;
    }
    .checkout-steps::-webkit-scrollbar
    {
        display: none;
    }
    .step
    {
        flex-shrink: 0;
    }
    .confirm-section
    {
        padding: var(--space-3);
    }
    .confirm-section h4
    {
        font-size: .8125rem;
    }
    .confirm-note
    {
        font-size: .8125rem;
        padding: var(--space-2);
    }
    .payment-guide-header span
    {
        font-size: .8125rem;
    }
    .order-summary
    {
        overflow-x: hidden;
    }
}
@media(max-width: 359px)
{
    .checkout-btn
    {
        font-size: .9375rem;
        min-height: 44px;
    }
    .form-group input, .form-group textarea, .form-group select
    {
        font-size: 16px;
        min-height: 44px;
    }
    .payment-option
    {
        padding: var(--space-2);
        min-height: 48px;
    }
    .crypto-wallet-grid
    {
        grid-template-columns: 1fr;
        gap: 8px;
    }
}
.checkout-modal-content
{
    max-width: 700px;
}
@media(max-width: 767px)
{
    .checkout-modal-content
    {
        max-width: 100%;
        width: 100%;
        height: 100%;
        border-radius: 0;
        max-height: 100dvh;
    }
    .checkout-modal
    {
        padding: 0;
        align-items: stretch;
    }
    .checkout-modal .modal-header
    {
        position: sticky;
        top: 0;
        z-index: 5;
        background: linear-gradient(180deg,var(--primary) 0%,var(--primary-dark) 100%);
    }
    .checkout-modal .modal-body
    {
        flex: 1;
        overflow-y: auto;
        padding-bottom: env(safe-area-inset-bottom,16px);
    }
    .payment-step a, .payment-step button
    {
        min-height: 52px;
        font-size: 1rem;
    }
}