/* ==========================================================================
   TABSTICK LIGHTNING-FAST CART DRAWER STYLES
   Pixel-perfect Slide-Out Cart UI matching native Shopify/D2C standard
   ========================================================================== */

/* 1. Backdrop Blur Overlay */
.cart-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 99998;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s ease;
}

.cart-drawer-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

/* 2. Slide-out Drawer Panel */
.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 440px;
  height: 100vh;
  height: 100dvh;
  background: #FFFFFF;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.18);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
  box-sizing: border-box;
}

.cart-drawer.is-open {
  transform: translateX(0);
}

/* Prevent body scroll when drawer is open */
body.cart-drawer-active {
  overflow: hidden !important;
  touch-action: none;
}

/* 3. Header */
.cart-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 16px;
  border-bottom: 1px solid #E4E4E7;
  background: #FFFFFF;
  flex-shrink: 0;
}

.cart-drawer-title {
  font-family: var(--font-heading, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif);
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  color: #18181B;
  margin: 0;
  text-transform: uppercase;
}

.cart-drawer-header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cart-drawer-count-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: #71717A;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cart-drawer-close-btn {
  background: none;
  border: none;
  color: #18181B;
  padding: 4px;
  margin-right: -4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.cart-drawer-close-btn:hover {
  background: #F4F4F5;
  transform: scale(1.08);
}

/* 4. Goal Progress Bar */
.cart-drawer-goal-wrap {
  background: #FAFAFA;
  padding: 12px 24px;
  border-bottom: 1px solid #E4E4E7;
  flex-shrink: 0;
}

.drawer-goal-text-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.drawer-goal-icon {
  font-size: 1rem;
  line-height: 1;
}

.drawer-goal-message {
  font-size: 0.82rem;
  color: #27272A;
  font-weight: 600;
  line-height: 1.35;
}

.drawer-goal-message strong {
  font-weight: 800;
  color: #18181B;
}

.drawer-goal-progress-bar {
  width: 100%;
  height: 6px;
  background: #E4E4E7;
  border-radius: 999px;
  overflow: hidden;
  position: relative;
}

.drawer-goal-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #FFE600, #10B981);
  border-radius: 999px;
  transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 5. Cart Items Body */
.cart-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

.drawer-items-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.drawer-item-row {
  display: flex;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid #F4F4F5;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.drawer-item-row.is-removing {
  opacity: 0;
  transform: translateX(20px);
}

.drawer-item-thumb {
  width: 68px;
  height: 68px;
  border: 1px solid #E4E4E7;
  border-radius: 8px;
  background: #F8FAFC;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.drawer-item-thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

.drawer-item-emoji {
  font-size: 2rem;
}

.drawer-item-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-width: 0;
}

.drawer-item-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 3px;
}

.drawer-item-title {
  font-size: 0.94rem;
  font-weight: 700;
  color: #18181B;
  margin: 0;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.drawer-item-title a {
  color: inherit;
  text-decoration: none;
}

.drawer-item-title a:hover {
  text-decoration: underline;
}

.drawer-item-remove-btn {
  background: none;
  border: none;
  color: #71717A;
  font-size: 0.8rem;
  text-decoration: underline;
  cursor: pointer;
  padding: 0;
  white-space: nowrap;
  transition: color 0.15s ease;
}

.drawer-item-remove-btn:hover {
  color: #EF4444;
}

.drawer-item-specs {
  margin-bottom: 8px;
}

.drawer-item-tag {
  font-size: 0.75rem;
  color: #71717A;
  font-weight: 500;
}

.drawer-item-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 4px;
}

.drawer-item-pricing {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.drawer-item-strike {
  font-size: 0.82rem;
  color: #A1A1AA;
  text-decoration: line-through;
  font-weight: 500;
}

.drawer-item-price {
  font-size: 0.96rem;
  font-weight: 800;
  color: #18181B;
}

/* Tactile Stepper [-] [ 1 ] [+] */
.drawer-qty-stepper {
  display: inline-flex;
  align-items: center;
  border: 1px solid #D4D4D8;
  border-radius: 6px;
  background: #FFFFFF;
  overflow: hidden;
  height: 32px;
}

.drawer-qty-btn {
  background: none;
  border: none;
  width: 28px;
  height: 100%;
  font-size: 1rem;
  font-weight: 700;
  color: #18181B;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.12s ease;
  user-select: none;
}

.drawer-qty-btn:hover:not(:disabled) {
  background: #F4F4F5;
}

.drawer-qty-btn:active:not(:disabled) {
  background: #E4E4E7;
}

.drawer-qty-val {
  min-width: 26px;
  text-align: center;
  font-size: 0.88rem;
  font-weight: 700;
  color: #18181B;
  padding: 0 4px;
}

/* Empty State */
.drawer-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 16px;
  height: 100%;
}

.empty-icon-wrap {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #FEF9C3;
  border: 2px solid #18181B;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: 3px 3px 0 #18181B;
}

.empty-icon {
  font-size: 2rem;
}

.empty-title {
  font-family: var(--font-heading, sans-serif);
  font-size: 1.25rem;
  font-weight: 900;
  color: #18181B;
  margin: 0 0 8px;
}

.empty-desc {
  font-size: 0.88rem;
  color: #71717A;
  margin: 0 0 24px;
  line-height: 1.5;
  max-width: 280px;
}

.btn-drawer-explore {
  background: #FFE600;
  border: 2px solid #18181B;
  color: #18181B;
  font-family: var(--font-heading, sans-serif);
  font-weight: 900;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: 999px;
  box-shadow: 3px 3px 0 #18181B;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-drawer-explore:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 #18181B;
}

.btn-drawer-explore:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 #18181B;
}

/* 6. Footer (Sticky Bottom) */
.cart-drawer-footer {
  padding: 18px 24px 24px;
  border-top: 1px solid #E4E4E7;
  background: #FFFFFF;
  flex-shrink: 0;
}

/* Discount Input Form */
.drawer-coupon-form {
  margin-bottom: 16px;
}

.drawer-coupon-input-group {
  display: flex;
  gap: 8px;
}

.drawer-coupon-input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid #D4D4D8;
  border-radius: 4px;
  font-size: 0.88rem;
  color: #18181B;
  outline: none;
  transition: border-color 0.15s ease;
}

.drawer-coupon-input:focus {
  border-color: #18181B;
}

.drawer-coupon-btn {
  background: #FFFFFF;
  border: 1px solid #18181B;
  color: #18181B;
  padding: 10px 18px;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.drawer-coupon-btn:hover {
  background: #18181B;
  color: #FFFFFF;
}

.drawer-coupon-feedback {
  font-size: 0.78rem;
  font-weight: 600;
  margin-top: 6px;
  padding: 4px 8px;
  border-radius: 4px;
}

.drawer-coupon-feedback.success {
  background: #DCFCE7;
  color: #15803D;
}

.drawer-coupon-feedback.error {
  background: #FEE2E2;
  color: #B91C1C;
}

/* Subtotal Row */
.drawer-summary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.drawer-summary-label {
  font-family: var(--font-heading, sans-serif);
  font-size: 0.95rem;
  font-weight: 900;
  color: #18181B;
  letter-spacing: 0.04em;
}

.drawer-summary-amount {
  font-family: var(--font-heading, sans-serif);
  font-size: 1.25rem;
  font-weight: 900;
  color: #18181B;
}

/* Checkout Button Styles */
.drawer-checkout-wrap {
  margin-bottom: 14px;
}

/* Min Order Remaining Button (Dashed/Bordered style matching user screenshot) */
.btn-drawer-min-order {
  width: 100%;
  padding: 14px 18px;
  background: #FFFFFF;
  border: 1.5px dashed #18181B;
  border-radius: 4px;
  font-family: var(--font-heading, sans-serif);
  font-size: 0.95rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  color: #18181B;
  text-align: center;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.1s ease;
}

.btn-drawer-min-order:hover {
  background: #F4F4F5;
}

/* Full Checkout Button (Solid High-Contrast) */
.btn-drawer-checkout {
  display: block;
  width: 100%;
  padding: 15px 18px;
  background: #18181B;
  color: #FFFFFF;
  border: none;
  border-radius: 6px;
  font-family: var(--font-heading, sans-serif);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(24, 24, 27, 0.2);
  transition: background-color 0.15s ease, transform 0.15s ease;
  box-sizing: border-box;
}

.btn-drawer-checkout:hover {
  background: #000000;
  transform: translateY(-1px);
}

.btn-drawer-checkout:active {
  transform: translateY(1px);
}

/* Trust Row */
.drawer-trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.74rem;
  font-weight: 600;
  color: #71717A;
  text-align: center;
  flex-wrap: wrap;
}

/* Mobile Responsiveness */
@media (max-width: 480px) {
  .cart-drawer {
    max-width: 100%;
  }

  .cart-drawer-header {
    padding: 16px 18px;
  }

  .cart-drawer-body {
    padding: 16px 18px;
  }

  .cart-drawer-footer {
    padding: 16px 18px 20px;
  }
}