/* ==========================================================================
   ROG BIKES — CART PAGE STYLESHEET
   BEM namespace: .rb-cart
   Bright Technical Architecture: Hairline borders, Oswald display, Race-red accent
   ========================================================================== */

.rb-cart-page {
  display: block;
  min-height: 60vh;
  padding-bottom: 4rem;
  background-color: var(--rb-color-bg, #FFFFFF);
}

/* Breadcrumb */
.rb-cart-page__breadcrumb {
  background-color: var(--rb-color-surface, #F2F3F5);
  border-bottom: 1px solid var(--rb-color-line, #D9DCE1);
  padding: 0.625rem 0;
}

.rb-cart-breadcrumb__inner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.rb-cart-breadcrumb__link {
  display: inline-flex;
  align-items: center;
  min-height: 1.5rem;
  color: var(--rb-color-ink-2, #4A5160);
  text-decoration: none;
  transition: color var(--rb-dur-fast, 150ms) ease;
}

.rb-cart-breadcrumb__link:hover {
  color: var(--rb-color-accent, #E10600);
}

.rb-cart-breadcrumb__sep {
  color: var(--rb-color-line, #D9DCE1);
}

.rb-cart-breadcrumb__current {
  color: var(--rb-color-accent-ink, #B80500);
  font-weight: 700;
}

/* Hero */
.rb-cart-hero {
  padding: 2rem 0 1.5rem;
  border-bottom: 1px solid var(--rb-color-line, #D9DCE1);
  background-color: #FFFFFF;
}

.rb-cart-hero__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.rb-cart-hero__badge {
  display: inline-block;
  background-color: var(--rb-color-accent, #E10600);
  color: #FFFFFF;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.5rem;
  border-radius: var(--rb-radius, 0.25rem);
  text-transform: uppercase;
}

.rb-cart-hero__stage {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.75rem;
  color: var(--rb-color-ink-2, #4A5160);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.rb-cart-hero__title {
  margin: 0;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: var(--rb-lh-tight, 1.18);
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
}

.rb-cart-hero__count {
  color: var(--rb-color-accent-ink, #B80500);
}

/* Main Layout */
.rb-cart-main {
  padding: 2.5rem 0 4rem;
}

.rb-cart-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
  align-items: start;
}

@media (min-width: 1024px) {
  .rb-cart-layout:not(.is-empty) {
    grid-template-columns: minmax(0, 1fr) 25rem;
    gap: 2.5rem;
  }
}

.rb-cart__items-wrap {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.rb-cart__items-wrap[hidden] {
  display: none;
}

/* Cart Table Head */
.rb-cart-head {
  display: none;
}

@media (min-width: 768px) {
  .rb-cart-head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 8rem 8rem 8.5rem;
    padding: 0.75rem 1.25rem;
    background-color: var(--rb-color-surface, #F2F3F5);
    border: 1px solid var(--rb-color-line, #D9DCE1);
    border-radius: var(--rb-radius, 0.25rem) var(--rb-radius, 0.25rem) 0 0;
    font-family: var(--rb-font-display, 'Oswald', sans-serif);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--rb-color-ink-2, #4A5160);
  }

  .rb-cart-head__col--price,
  .rb-cart-head__col--total {
    text-align: right;
  }

  .rb-cart-head__col--qty {
    text-align: center;
  }
}

/* Cart Rows */
.rb-cart-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--rb-color-line, #D9DCE1);
  background-color: #FFFFFF;
  border-radius: var(--rb-radius, 0.25rem);
  overflow: hidden;
}

@media (min-width: 768px) {
  .rb-cart-list {
    border-top: none;
    border-radius: 0 0 var(--rb-radius, 0.25rem) var(--rb-radius, 0.25rem);
  }
}

.rb-cart-row {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.25rem;
  border-bottom: 1px solid var(--rb-color-line, #D9DCE1);
  transition: background-color var(--rb-dur-fast, 150ms) ease;
}

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

@media (hover: hover) {
  .rb-cart-row:hover {
    background-color: #FAFAFA;
  }
}

@media (min-width: 768px) {
  .rb-cart-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 8rem 8rem 8.5rem;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
  }
}

/* Cell: Product */
.rb-cart-row__cell--product {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.rb-cart-row__thumb {
  display: block;
  width: 5.5rem;
  height: 5.5rem;
  min-width: 5.5rem;
  background-color: var(--rb-color-surface, #F2F3F5);
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius, 0.25rem);
  padding: 0.375rem;
  box-sizing: border-box;
  overflow: hidden;
}

.rb-cart-row__thumb-stage {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rb-cart-row__thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.rb-cart-row__details {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.rb-cart-row__vendor {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--rb-color-ink-2, #4A5160);
}

.rb-cart-row__title {
  margin: 0;
  font-family: var(--rb-font-body, 'Be Vietnam Pro', sans-serif);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.35;
}

.rb-cart-row__title a {
  color: var(--rb-color-ink, #111418);
  text-decoration: none;
  transition: color var(--rb-dur-fast, 150ms) ease;
}

.rb-cart-row__title a:hover {
  color: var(--rb-color-accent, #E10600);
}

.rb-cart-row__variants {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--rb-color-ink-2, #4A5160);
}

.rb-cart-row__opt-name {
  font-weight: 600;
}

.rb-cart-row__sku {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.6875rem;
  color: var(--rb-color-muted, #6B7280);
  letter-spacing: 0.04em;
}

.rb-cart-row__delete-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3125rem;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--rb-color-muted, #6B7280);
  background: none;
  border: none;
  padding: 0.25rem 0;
  cursor: pointer;
  align-self: flex-start;
  transition: color var(--rb-dur-fast, 150ms) ease;
}

.rb-cart-row__delete-btn:hover {
  color: var(--rb-color-accent, #E10600);
}

/* Cell: Price & Qty */
@media (min-width: 768px) {
  .rb-cart-row__cell--price {
    text-align: right;
  }

  .rb-cart-row__cell--qty {
    display: flex;
    justify-content: center;
  }

  .rb-cart-row__cell--total {
    text-align: right;
  }
}

.rb-cart-price--main {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--rb-color-ink, #111418);
}

.rb-cart-price--compare {
  display: block;
  font-size: 0.75rem;
  color: var(--rb-color-muted, #6B7280);
  text-decoration: line-through;
}

.rb-cart-price--total {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--rb-color-accent-ink, #B80500);
}

/* Cart Note */
.rb-cart__note {
  padding: 1.25rem;
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius, 0.25rem);
  background-color: var(--rb-color-surface, #F2F3F5);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.rb-cart__note-label {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
}

.rb-cart__note-input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius, 0.25rem);
  background-color: #FFFFFF;
  font-family: var(--rb-font-body, 'Be Vietnam Pro', sans-serif);
  font-size: 0.875rem;
  color: var(--rb-color-ink, #111418);
  box-sizing: border-box;
}

.rb-cart__note-input:focus {
  outline: none;
  border-color: var(--rb-color-accent, #E10600);
}

/* Service Callout Banner */
.rb-cart-service-banner {
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius, 0.25rem);
  padding: 1.25rem;
  background-color: #FFFFFF;
  position: relative;
}

.rb-cart-service-banner__badge {
  position: absolute;
  top: 0;
  right: 0;
  background-color: var(--rb-color-accent, #E10600);
  color: #FFFFFF;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  text-transform: uppercase;
  border-bottom-left-radius: var(--rb-radius, 0.25rem);
}

.rb-cart-service-banner__content {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.rb-cart-service-banner__icon {
  width: 2.5rem;
  height: 2.5rem;
  min-width: 2.5rem;
  background-color: var(--rb-color-surface, #F2F3F5);
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius, 0.25rem);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--rb-color-success, #0F7B3F);
}

.rb-cart-service-banner__heading {
  margin: 0 0 0.25rem;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
}

.rb-cart-service-banner__desc {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--rb-color-ink-2, #4A5160);
  line-height: var(--rb-lh-base, 1.65);
}

/* Order Summary Card */
.rb-cart-summary-card {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  padding: 1.5rem;
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius, 0.25rem);
  background-color: #FFFFFF;
  position: sticky;
  top: var(--rb-sticky-top, 5.5rem);
}

.rb-cart-summary-card__head {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--rb-color-line, #D9DCE1);
}

.rb-cart-summary-card__eyebrow {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rb-color-ink-2, #4A5160);
}

.rb-cart-summary-card__title {
  margin: 0;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.375rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
}

.rb-cart-summary-card__rows {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.rb-cart-summary-card__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.875rem;
  color: var(--rb-color-ink-2, #4A5160);
}

.rb-cart-summary-card__row strong {
  color: var(--rb-color-ink, #111418);
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1rem;
}

.rb-cart-summary-card__row--discount strong {
  color: var(--rb-color-accent-ink, #B80500);
}

.rb-cart-summary-card__shipping {
  padding: 0.75rem;
  background-color: var(--rb-color-surface, #F2F3F5);
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius, 0.25rem);
  font-size: 0.75rem;
}

.rb-cart-summary-card__shipping-label {
  color: var(--rb-color-ink-2, #4A5160);
}

.rb-cart-shipping--qualified {
  color: var(--rb-color-success, #0F7B3F);
  font-weight: 700;
}

.rb-cart-summary-card__progress-track {
  height: 0.375rem;
  background-color: var(--rb-color-line, #D9DCE1);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 0.375rem;
}

.rb-cart-summary-card__progress-bar {
  height: 100%;
  background-color: var(--rb-color-accent, #E10600);
  transition: width 0.3s ease;
}

.rb-cart-summary-card__row--total {
  padding-top: 0.75rem;
  border-top: 1px solid var(--rb-color-line, #D9DCE1);
  align-items: baseline;
}

.rb-cart-summary-card__total-label {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
}

.rb-cart-summary-card__total-price {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--rb-color-accent-ink, #B80500);
}

.rb-cart-summary-card__vat {
  margin: 0;
  font-size: 0.6875rem;
  color: var(--rb-color-muted, #6B7280);
}

/* Options / Terms & Invoice */
.rb-cart-summary-card__options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-top: 1px solid var(--rb-color-line, #D9DCE1);
}

.rb-cart-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--rb-color-ink-2, #4A5160);
  cursor: pointer;
}

.rb-cart-checkbox {
  margin-top: 0.2rem;
  accent-color: var(--rb-color-accent, #E10600);
}

.rb-cart-checkbox-text a {
  color: var(--rb-color-accent, #E10600);
  text-decoration: underline;
}

.rb-cart-field-error {
  margin: 0.25rem 0 0;
  font-size: 0.75rem;
  color: var(--rb-color-accent-ink, #B80500);
}

.rb-cart-invoice-fields {
  margin-top: 0.75rem;
  padding: 0.875rem;
  background-color: var(--rb-color-surface, #F2F3F5);
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius, 0.25rem);
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.rb-cart-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.rb-cart-field label {
  font-size: 0.6875rem;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--rb-color-ink-2, #4A5160);
}

.rb-cart-field input {
  padding: 0.5rem 0.625rem;
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius, 0.25rem);
  background-color: #FFFFFF;
  font-size: 0.8125rem;
}

.rb-cart-field input:focus {
  outline: none;
  border-color: var(--rb-color-accent, #E10600);
}

.rb-req {
  color: var(--rb-color-accent, #E10600);
}

/* Actions */
.rb-cart-summary-card__actions {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.rb-cart-btn-checkout {
  width: 100%;
}

.rb-cart-btn-continue {
  width: 100%;
}

/* Empty State */
.rb-cart__empty {
  padding: 4rem 1.5rem;
}

.rb-cart__empty-box {
  max-width: 32rem;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.rb-cart__empty-icon {
  width: 4.5rem;
  height: 4.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--rb-color-surface, #F2F3F5);
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: 50%;
  color: var(--rb-color-muted, #6B7280);
  margin-bottom: 0.5rem;
}

.rb-cart__empty-eyebrow {
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rb-color-ink-2, #4A5160);
}

.rb-cart__empty-title {
  margin: 0;
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 1.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--rb-color-ink, #111418);
}

.rb-cart__empty-desc {
  margin: 0 0 0.5rem;
  font-size: 0.9375rem;
  color: var(--rb-color-ink-2, #4A5160);
  line-height: var(--rb-lh-base, 1.65);
}

.rb-cart__empty-cta {
  min-width: 16rem;
}

.rb-cart__empty-quicklinks {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rb-color-line, #D9DCE1);
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.rb-cart__empty-quicklinks-title {
  font-size: 0.8125rem;
  color: var(--rb-color-muted, #6B7280);
}

.rb-cart__empty-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.rb-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.875rem;
  background-color: var(--rb-color-surface, #F2F3F5);
  border: 1px solid var(--rb-color-line, #D9DCE1);
  border-radius: var(--rb-radius-pill, 62.5rem);
  font-family: var(--rb-font-display, 'Oswald', sans-serif);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--rb-color-ink, #111418);
  text-decoration: none;
  transition: background-color var(--rb-dur-fast, 150ms) ease,
              border-color var(--rb-dur-fast, 150ms) ease,
              color var(--rb-dur-fast, 150ms) ease;
}

.rb-chip:hover {
  background-color: var(--rb-color-surface-2, #E8EAEE);
  border-color: var(--rb-color-ink, #111418);
  color: var(--rb-color-accent-ink, #B80500);
}

@media (pointer: coarse) {
  .rb-cart-breadcrumb__link {
    min-height: 2.75rem;
  }
}