.checkout-layout{display:grid;grid-template-columns:minmax(0,2fr)minmax(0,1fr);gap:var(--space-6)}@media(max-width:1024px){.checkout-layout{grid-template-columns:minmax(0,1fr)}}.checkout-main{display:flex;flex-direction:column;gap:var(--space-6)}.checkout-sidebar{position:relative}.checkout-sidebar .order-summary{position:sticky;top:var(--space-6)}.checkout-header{margin-bottom:var(--space-4)}.checkout-breadcrumb ol{display:flex;flex-wrap:wrap;gap:var(--space-2);font-size:var(--font-size-xs);color:var(--color-text-muted);margin-bottom:var(--space-3)}.checkout-breadcrumb a{color:var(--color-text-muted)}.checkout-breadcrumb li+li::before{content:"/";margin:0 var(--space-1);color:var(--color-border-strong)}.checkout-title-wrap{display:flex;justify-content:space-between;gap:var(--space-4);align-items:flex-start;margin-bottom:var(--space-4)}.checkout-steps-overview{max-width:260px;flex-shrink:0}@media(max-width:768px){.checkout-title-wrap{flex-direction:column}.checkout-steps-overview{max-width:100%}}.checkout-steps{display:flex;flex-wrap:wrap;gap:var(--space-2);font-size:var(--font-size-xs);color:var(--color-text-muted)}.step{padding:0.35rem 0.75rem;border-radius:var(--radius-full);border:1px solid var(--color-border-subtle);background-color:rgba(15,23,42,.8)}.step--active{border-color:var(--color-primary);background-color:var(--color-primary-soft);color:var(--color-neutral-50)}.promo-banner{display:grid;grid-template-columns:minmax(0,1.4fr)minmax(0,2fr);gap:var(--space-4);margin-bottom:var(--space-4);border-radius:var(--radius-lg);overflow:hidden;background:radial-gradient(circle at top left,rgba(37,99,235,.32),transparent 55%),radial-gradient(circle at bottom right,rgba(234,88,12,.28),transparent 55%),var(--color-surface-alt);border:1px solid rgba(15,23,42,.8)}.promo-banner__media{background:linear-gradient(135deg,rgba(37,99,235,.3),rgba(15,23,42,1));display:flex;align-items:center;justify-content:center;padding:var(--space-4)}.promo-banner__media img{border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.promo-banner__content{padding:var(--space-4);display:flex;flex-direction:column;justify-content:center}.promo-banner__content h2{margin-bottom:var(--space-2)}.promo-banner__content p{margin-bottom:var(--space-3)}.promo-banner__list{list-style:none;display:flex;flex-direction:column;gap:var(--space-1);font-size:var(--font-size-sm);color:var(--color-neutral-100)}.promo-banner__list li::before{content:"• ";color:var(--color-accent)}@media(max-width:768px){.promo-banner{grid-template-columns:minmax(0,1fr)}.promo-banner__media{order:-1}}.cart-table{font-size:var(--font-size-sm)}.cart-row{display:grid;grid-template-columns:minmax(0,3fr)minmax(0,1fr)minmax(0,1.4fr)minmax(0,1fr)minmax(0,1.2fr);align-items:center;gap:var(--space-3);padding:var(--space-3) 0;border-bottom:1px solid var(--color-border-subtle)}.cart-row:last-child{border-bottom:none}.cart-row--header{font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.06em;color:var(--color-text-muted);border-bottom:1px solid var(--color-border-strong)}.cart-product{display:flex;align-items:flex-start;gap:var(--space-3)}.cart-product-thumb{width:52px;height:52px;border-radius:var(--radius-md);background:linear-gradient(135deg,rgba(37,99,235,.5),rgba(234,88,12,.5));box-shadow:var(--shadow-sm)}.cart-product-name{font-weight:500;margin-bottom:var(--space-1)}.cart-product-meta{color:var(--color-text-muted);font-size:var(--font-size-xs);margin-bottom:0}.cart-price{white-space:nowrap}.cart-price--strong{font-weight:600}.qty-control{display:inline-flex;align-items:center;border-radius:var(--radius-md);border:1px solid var(--color-border-subtle);overflow:hidden;background-color:rgba(15,23,42,.8)}.qty-input{width:3.25rem;text-align:center;border-radius:0;border:none;background-color:transparent}.qty-btn{width:2rem;height:2rem;border:none;background-color:transparent;color:var(--color-text);font-size:var(--font-size-base);display:flex;align-items:center;justify-content:center}.qty-btn:hover{background-color:rgba(15,23,42,.7)}.cart-remove{white-space:nowrap}@media(max-width:900px){.cart-row,.cart-row--header{grid-template-columns:minmax(0,3fr)minmax(0,1fr)minmax(0,1.4fr)}.cart-row--header .cart-cell:nth-child(n+4),.cart-row .cart-cell:nth-child(n+4){display:none}}.checkout-form{display:flex;flex-direction:column;gap:var(--space-4)}.checkout-form__group{display:flex;flex-direction:column;gap:var(--space-3)}.checkout-form__group--two-cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4)}.checkout-form__group--three-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-4)}@media(max-width:900px){.checkout-form__group--two-cols,.checkout-form__group--three-cols{grid-template-columns:minmax(0,1fr)}}.field{display:flex;flex-direction:column}.preference-item{display:flex;align-items:flex-start;gap:var(--space-2);font-size:var(--font-size-sm)}.preference-item input[type=checkbox]{margin-top:.2rem}.checkout-preferences{padding:var(--space-3);gap:var(--space-2)}.address-book{margin-bottom:var(--space-4);padding:var(--space-4)}.address-book__header h3{margin-bottom:var(--space-2)}.address-book__header p{margin-bottom:0;color:var(--color-text-muted);font-size:var(--font-size-sm)}.address-book__list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3);margin-top:var(--space-3)}@media(max-width:768px){.address-book__list{grid-template-columns:minmax(0,1fr)}}.address-card{display:flex;flex-direction:column;align-items:flex-start;gap:2px;border-radius:var(--radius-md);border:1px solid var(--color-border-subtle);padding:var(--space-3);background-color:rgba(15,23,42,.7);width:100%;text-align:left;transition:background-color var(--transition-normal),border-color var(--transition-normal),transform var(--transition-fast),box-shadow var(--transition-fast)}.address-card__label{font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-muted)}.address-card__name{font-weight:600}.address-card__line{font-size:var(--font-size-sm);color:var(--color-text-muted)}.address-card__meta{margin-top:var(--space-1);font-size:var(--font-size-xs);color:var(--color-primary)}.address-card:hover{border-color:var(--color-primary);background-color:var(--color-primary-soft);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.delivery-layout{display:grid;grid-template-columns:minmax(0,1.6fr)minmax(0,1.2fr);gap:var(--space-4)}@media(max-width:900px){.delivery-layout{grid-template-columns:minmax(0,1fr)}}.delivery-options{display:flex;flex-direction:column;gap:var(--space-3)}.delivery-option{border-radius:var(--radius-md);border:1px solid var(--color-border-subtle);padding:var(--space-3);display:flex;flex-direction:column;gap:var(--space-2);background-color:rgba(15,23,42,.8);cursor:pointer;transition:border-color var(--transition-normal),box-shadow var(--transition-fast),background-color var(--transition-normal),transform var(--transition-fast)}.delivery-option__header{display:flex;gap:var(--space-3);align-items:flex-start}.delivery-option__header input[type=radio]{margin-top:.25rem}.delivery-option__title{font-weight:600;margin-bottom:var(--space-1)}.delivery-option__subtitle{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-bottom:0}.delivery-option__meta{display:flex;justify-content:space-between;align-items:center;gap:var(--space-3);font-size:var(--font-size-sm)}.delivery-option__price{font-weight:600}.delivery-option:hover{border-color:var(--color-primary);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.delivery-visual{display:flex;flex-direction:column;gap:var(--space-3)}.delivery-visual img{border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.delivery-legend p{font-size:var(--font-size-sm);color:var(--color-text-muted)}.delivery-legend p strong{color:var(--color-neutral-50)}.payment-layout{display:grid;grid-template-columns:minmax(0,1.5fr)minmax(0,1.5fr);gap:var(--space-4)}@media(max-width:900px){.payment-layout{grid-template-columns:minmax(0,1fr)}}.payment-options{display:flex;flex-direction:column;gap:var(--space-3)}.payment-option{border-radius:var(--radius-md);border:1px solid var(--color-border-subtle);padding:var(--space-3);background-color:rgba(15,23,42,.8);cursor:pointer;transition:border-color var(--transition-normal),box-shadow var(--transition-fast),background-color var(--transition-normal),transform var(--transition-fast)}.payment-option__header{display:flex;gap:var(--space-3);align-items:flex-start}.payment-option__header input[type=radio]{margin-top:.25rem}.payment-option__title{font-weight:600;margin-bottom:var(--space-1)}.payment-option__subtitle{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-bottom:0}.payment-option:hover{border-color:var(--color-primary);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.payment-details{margin-top:var(--space-1);padding:var(--space-4);border-radius:var(--radius-md);border:1px solid var(--color-border-subtle);background-color:rgba(15,23,42,.9)}.payment-details h3{margin-bottom:var(--space-3)}.policies-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4)}@media(max-width:900px){.policies-grid{grid-template-columns:minmax(0,1fr)}}.policies-list{list-style:none;display:flex;flex-direction:column;gap:var(--space-2);font-size:var(--font-size-sm)}.policies-list li::before{content:"• ";color:var(--color-accent)}.policies-links{margin-top:var(--space-3);font-size:var(--font-size-sm)}.policies-links a{color:var(--color-primary)}.security-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-4)}@media(max-width:1024px){.security-grid{grid-template-columns:minmax(0,1fr)}}.security-point h3{margin-bottom:var(--space-2);font-size:var(--font-size-base)}.security-point p{font-size:var(--font-size-sm);color:var(--color-text-muted)}.order-summary .card-body{display:flex;flex-direction:column;gap:var(--space-4)}.order-items{display:flex;flex-direction:column;gap:var(--space-3)}.order-item{display:flex;align-items:flex-start;gap:var(--space-3)}.order-item-thumb{width:40px;height:40px;border-radius:var(--radius-md);background:linear-gradient(135deg,rgba(37,99,235,.5),rgba(234,88,12,.5))}.order-item-info{flex:1}.order-item-name{font-size:var(--font-size-sm);font-weight:500;margin-bottom:2px}.order-item-meta{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-bottom:0}.order-item-total{font-size:var(--font-size-sm);font-weight:600;white-space:nowrap}.order-summary-line{display:flex;justify-content:space-between;font-size:var(--font-size-sm);color:var(--color-text-muted)}.order-summary-line--discount{color:var(--color-success)}.order-summary-total{display:flex;justify-content:space-between;font-size:var(--font-size-lg);font-weight:600;margin-top:var(--space-2)}.promo-code{display:flex;flex-direction:column;gap:var(--space-2)}.promo-code__row{display:flex;gap:var(--space-2)}.promo-code__row .input{flex:1}@media(max-width:480px){.promo-code__row{flex-direction:column}}.order-estimate{margin-top:var(--space-1);padding:var(--space-3);border-radius:var(--radius-md)}.order-estimate p{margin-bottom:var(--space-1)}.order-estimate p:nth-child(2){font-weight:600}.order-links{display:flex;flex-wrap:wrap;gap:var(--space-2);font-size:var(--font-size-xs);margin-top:var(--space-1)}.order-links a{color:var(--color-text-muted)}.order-links a:hover{color:var(--color-primary)}.order-confirmation{margin-top:var(--space-4)}.confirmation-layout{display:grid;grid-template-columns:minmax(0,1.7fr)minmax(0,1.1fr);gap:var(--space-4);align-items:flex-start}@media(max-width:900px){.confirmation-layout{grid-template-columns:minmax(0,1fr)}}.confirmation-list{list-style:none;display:flex;flex-direction:column;gap:var(--space-2);font-size:var(--font-size-sm);margin-bottom:var(--space-3)}.confirmation-list li::before{content:"• ";color:var(--color-accent)}.confirmation-note{font-size:var(--font-size-xs);color:var(--color-text-muted);margin-bottom:0}.confirmation-cta{text-align:right}@media(max-width:900px){.confirmation-cta{text-align:left}}.confirmation-btn[aria-disabled=true]{opacity:.5}.support-chat{margin-top:var(--space-6);padding:var(--space-5);border-radius:var(--radius-lg);border:1px solid var(--color-border-subtle);background:radial-gradient(circle at top left,rgba(37,99,235,.25),transparent 55%),radial-gradient(circle at bottom right,rgba(234,88,12,.2),transparent 55%),var(--color-surface-alt)}.support-chat__content{display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);margin-bottom:var(--space-2)}.support-chat__content h2{margin-bottom:var(--space-2)}.support-chat__content p{margin-bottom:0;font-size:var(--font-size-sm)}@media(max-width:768px){.support-chat__content{flex-direction:column;align-items:flex-start}}.support-chat .field-helper{margin-bottom:0;font-size:var(--font-size-xs);color:var(--color-text-muted)}