/* =====================================================
   ACRYLICTUBES.IN — cart.css
   Enquiry Cart Page Styles
   ===================================================== */

/* ── Active nav ─── */
.nav-active { color: var(--primary) !important; background: var(--light-bg) !important; border-radius: 8px; }

/* Cart icon in header */
.cart-icon-btn {
  position: relative;
  width: 42px; height: 42px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary);
  background: var(--light-bg);
  border: 1px solid var(--border);
  transition: var(--ease);
}
.cart-icon-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.cart-badge {
  position: absolute;
  top: -6px; right: -6px;
  width: 20px; height: 20px;
  background: #ef4444;
  color: #fff;
  font-size: 11px; font-weight: 800;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Outfit', sans-serif;
  border: 2px solid #fff;
  animation: cartBadgePop .3s cubic-bezier(.25,.8,.25,1);
}
@keyframes cartBadgePop { from{transform:scale(0)} to{transform:scale(1)} }

/* Breadcrumb */
.cart-breadcrumb-bar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
  margin-top: var(--total-h);
}
.ps-breadcrumb { display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:13px;color:var(--text-muted); }
.ps-breadcrumb a { color:var(--text-muted);transition:var(--ease); }
.ps-breadcrumb a:hover { color:var(--primary); }
.ps-breadcrumb span:last-child { color:var(--text);font-weight:600; }
.psb-sep { color:var(--border); }

/* ═══════════════════════════════
   PROGRESS STEPS
═══════════════════════════════ */
.cart-progress-bar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}
.cart-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: nowrap;
}
.cart-step {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  flex-shrink: 0;
}
.cs-dot {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--off-white);
  border: 2px solid var(--border);
  color: var(--text-muted);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  font-family: 'Outfit', sans-serif;
  transition: var(--ease);
}
.cart-step span {
  font-size: 12px; font-weight: 600; color: var(--text-muted);
  white-space: nowrap;
}
.cart-step.active .cs-dot {
  background: var(--primary); border-color: var(--primary); color: #fff;
  box-shadow: 0 0 0 4px rgba(26,111,168,.2);
}
.cart-step.active span { color: var(--primary); }
.cart-step.done .cs-dot {
  background: var(--accent2); border-color: var(--accent2); color: #fff;
}
.cart-step.done span { color: var(--accent2); }
.cs-line {
  flex: 1; height: 2px;
  background: var(--border);
  min-width: 40px; max-width: 80px;
  margin-bottom: 20px;
}
.cs-line.done { background: var(--accent2); }

/* ═══════════════════════════════
   MAIN LAYOUT
═══════════════════════════════ */
.cart-main {
  background: var(--off-white);
  padding: 40px 0 80px;
  min-height: 60vh;
}
.cart-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 28px;
  align-items: start;
}

/* ═══════════════════════════════
   CART ITEMS COLUMN
═══════════════════════════════ */
.cart-items-col { display: flex; flex-direction: column; gap: 16px; }

/* Column header */
.cart-col-head {
  display: flex; align-items: center; justify-content: space-between;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow);
}
.cart-col-head h1 {
  font-family: 'DM Serif Display', serif;
  font-size: 22px; color: var(--dark);
  display: flex; align-items: center; gap: 10px;
}
.cart-count-badge {
  font-family: 'Outfit', sans-serif;
  font-size: 13px; font-weight: 700;
  background: var(--light-bg);
  color: var(--primary);
  padding: 3px 12px; border-radius: 50px;
}
.cart-clear-btn {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600; color: var(--text-muted);
  padding: 7px 14px; border-radius: 8px;
  background: none; border: 1px solid var(--border);
  cursor: pointer; transition: var(--ease);
  font-family: 'Outfit', sans-serif;
}
.cart-clear-btn:hover { color: #ef4444; border-color: #fca5a5; background: #fef2f2; }

/* ── CART ITEM ── */
.cart-item {
  display: flex; gap: 20px;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: var(--ease);
  animation: slideIn .3s ease;
}
@keyframes slideIn { from{opacity:0;transform:translateY(12px)} to{opacity:1;transform:translateY(0)} }
.cart-item:hover { box-shadow: var(--shadow-lg); border-color: var(--primary-light); }
.cart-item.removing {
  opacity: 0; transform: translateX(30px);
  transition: opacity .35s ease, transform .35s ease;
  pointer-events: none;
}

/* Item image */
.ci-img-wrap {
  width: 110px; height: 110px; flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden; background: var(--light-bg);
  border: 1px solid var(--border);
}
.ci-img-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Item details */
.ci-details { flex: 1; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.ci-top {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 12px;
}
.ci-cat {
  font-size: 10px; font-weight: 800; text-transform: uppercase;
  letter-spacing: 2px; color: var(--accent2); display: block; margin-bottom: 4px;
}
.ci-name {
  font-size: 16px; font-weight: 700; color: var(--dark); line-height: 1.3;
}
.ci-name a { color: inherit; transition: var(--ease); }
.ci-name a:hover { color: var(--primary); }
.ci-sku { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* Remove button */
.ci-remove-btn {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--off-white); border: 1px solid var(--border);
  color: var(--text-muted); display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--ease); flex-shrink: 0;
}
.ci-remove-btn:hover { background: #fef2f2; border-color: #fca5a5; color: #ef4444; }

/* Spec pills */
.ci-specs { display: flex; flex-wrap: wrap; gap: 6px; }
.ci-spec-pill {
  font-size: 12px; font-weight: 600;
  background: var(--light-bg); color: var(--primary);
  border: 1px solid var(--border);
  padding: 3px 10px; border-radius: 50px;
}
.ci-spec-grade { background: rgba(56,178,172,.1); color: var(--accent2); border-color: rgba(56,178,172,.25); }

/* Edit inline row */
.ci-edit-row {
  display: flex; flex-wrap: wrap; align-items: flex-end; gap: 10px;
  background: var(--off-white); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 14px;
  animation: slideIn .25s ease;
}
.ci-edit-field { display: flex; flex-direction: column; gap: 4px; }
.ci-edit-field label { font-size: 11px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }
.ci-edit-input {
  width: 90px; padding: 8px 10px;
  border: 1.5px solid var(--border);
  border-radius: 6px; font-size: 13px;
  font-family: 'Outfit', sans-serif;
  background: #fff; color: var(--text); transition: var(--ease);
}
.ci-edit-input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,111,168,.08); }
.ci-save-btn {
  padding: 8px 18px; background: var(--gradient); color: #fff;
  border: none; border-radius: 6px; font-size: 13px; font-weight: 700;
  cursor: pointer; font-family: 'Outfit', sans-serif; transition: var(--ease);
}
.ci-save-btn:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(26,111,168,.3); }
.ci-cancel-btn {
  padding: 8px 14px; background: var(--off-white); color: var(--text-muted);
  border: 1px solid var(--border); border-radius: 6px; font-size: 13px; font-weight: 600;
  cursor: pointer; font-family: 'Outfit', sans-serif; transition: var(--ease);
}
.ci-cancel-btn:hover { border-color: var(--primary); color: var(--primary); }

/* Footer row */
.ci-foot {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  padding-top: 10px; border-top: 1px solid var(--border);
}
.ci-edit-link {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 13px; font-weight: 600; color: var(--primary);
  background: none; border: none; cursor: pointer;
  font-family: 'Outfit', sans-serif; transition: var(--ease);
}
.ci-edit-link:hover { color: var(--accent); }
.ci-edit-link.active { color: var(--accent2); }

/* Qty control */
.ci-qty-control { display: flex; align-items: center; gap: 0; }
.ci-qty-btn {
  width: 34px; height: 34px;
  border: 1.5px solid var(--border);
  background: #fff; color: var(--primary);
  font-size: 18px; display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--ease); font-family: 'Outfit', sans-serif;
}
.ci-qty-btn:first-child { border-radius: 8px 0 0 8px; }
.ci-qty-btn:last-of-type { border-radius: 0 8px 8px 0; border-left: 1.5px solid var(--border); }
.ci-qty-btn:hover { background: var(--light-bg); }
.ci-qty-input {
  width: 52px; height: 34px;
  border: 1.5px solid var(--border); border-left: none; border-right: none;
  text-align: center; font-size: 14px; font-weight: 700;
  font-family: 'Outfit', sans-serif; color: var(--dark); background: #fff;
  -moz-appearance: textfield;
}
.ci-qty-input::-webkit-inner-spin-button, .ci-qty-input::-webkit-outer-spin-button { -webkit-appearance: none; }
.ci-qty-unit { font-size: 13px; color: var(--text-muted); margin-left: 8px; }

/* Add more */
.cart-add-more {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 16px;
  background: #fff;
  border: 2px dashed var(--primary-light);
  border-radius: var(--radius);
  font-size: 14px; font-weight: 700; color: var(--primary);
  transition: var(--ease);
}
.cart-add-more:hover { background: var(--light-bg); border-color: var(--primary); }
.cart-add-more svg { flex-shrink: 0; }

/* Notes */
.cart-notes-block {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  box-shadow: var(--shadow);
}
.cart-notes-label {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; color: var(--text);
  margin-bottom: 10px;
}
.cart-notes-label svg { color: var(--primary); flex-shrink: 0; }
#cartNotes {
  width: 100%; padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px; font-family: 'Outfit', sans-serif;
  color: var(--text); background: var(--off-white);
  resize: vertical; min-height: 80px; transition: var(--ease);
}
#cartNotes:focus { outline: none; border-color: var(--primary); background: #fff; box-shadow: 0 0 0 3px rgba(26,111,168,.08); }

/* ═══════════════════════════════
   RIGHT COLUMN
═══════════════════════════════ */
.cart-right-col {
  display: flex; flex-direction: column; gap: 20px;
  position: sticky; top: calc(var(--total-h) + 72px);
}

/* ── ORDER SUMMARY CARD ── */
.cart-summary-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  box-shadow: var(--shadow);
}
.csc-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px;
}
.csc-head h3 { font-size: 16px; font-weight: 800; color: var(--dark); text-transform: uppercase; letter-spacing: 1px; }
.csc-badge {
  font-size: 12px; font-weight: 700; color: var(--primary);
  background: var(--light-bg); padding: 3px 12px; border-radius: 50px;
}
.csc-lines { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.csc-line { display: flex; flex-direction: column; gap: 2px; }
.csc-line > span:first-child { font-size: 13px; font-weight: 600; color: var(--text); }
.csc-line-spec { font-size: 11px; color: var(--text-muted); }
.csc-divider { height: 1px; background: var(--border); margin: 16px 0; }
.csc-totals { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.csc-total-row { display: flex; align-items: center; justify-content: space-between; font-size: 13px; }
.csc-total-row span { color: var(--text-muted); }
.csc-total-row strong { color: var(--dark); font-weight: 700; }
.csc-price-note { color: var(--primary) !important; }
.csc-info-note {
  display: flex; align-items: flex-start; gap: 8px;
  background: rgba(26,111,168,.06);
  border: 1px solid rgba(26,111,168,.18);
  border-radius: 8px; padding: 12px 13px;
  font-size: 12px; color: var(--primary-dark); line-height: 1.6;
}
.csc-info-note svg { flex-shrink: 0; color: var(--primary); margin-top: 1px; }

/* ── FORM CARD ── */
.cart-form-card {
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  box-shadow: var(--shadow);
}
.cfc-head { margin-bottom: 20px; }
.cfc-head h3 { font-size: 16px; font-weight: 800; color: var(--dark); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.cfc-head p  { font-size: 13px; color: var(--text-muted); }

/* Form fields */
.cf-group { margin-bottom: 14px; }
.cf-group label {
  display: block; font-size: 12px; font-weight: 700;
  color: var(--text-muted); margin-bottom: 6px;
  text-transform: uppercase; letter-spacing: .5px;
}
.cf-req { color: #ef4444; }
.cf-iw { position: relative; }
.cf-iw > svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-muted); pointer-events: none; }
.cf-input {
  width: 100%; padding: 10px 12px 10px 36px;
  border: 1.5px solid var(--border); border-radius: 8px;
  font-size: 13px; font-family: 'Outfit',sans-serif;
  background: var(--off-white); color: var(--text);
  transition: var(--ease); appearance: none;
}
.cf-input:focus { outline: none; border-color: var(--primary); background: #fff; box-shadow: 0 0 0 3px rgba(26,111,168,.08); }
.cf-input::placeholder { color: var(--text-muted); opacity: .7; }
.cf-select-wrap::after {
  content: ''; position: absolute; right: 12px; top: 50%;
  transform: translateY(-50%);
  width: 0; height: 0;
  border-left: 5px solid transparent; border-right: 5px solid transparent;
  border-top: 6px solid var(--text-muted); pointer-events: none;
}
.cf-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* Radio buttons */
.cf-radio-group { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 4px; }
.cf-radio {
  display: flex; align-items: center; gap: 7px;
  font-size: 13px; color: var(--text); cursor: pointer;
  user-select: none;
}
.cf-radio input[type="radio"] { display: none; }
.cf-radio-mark {
  width: 17px; height: 17px; border-radius: 50%;
  border: 2px solid var(--border);
  background: #fff; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: var(--ease);
}
.cf-radio input:checked ~ .cf-radio-mark {
  border-color: var(--primary);
}
.cf-radio input:checked ~ .cf-radio-mark::after {
  content: ''; width: 7px; height: 7px; border-radius: 50%;
  background: var(--primary); display: block;
}

/* Agree checkbox */
.cf-agree {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 12px; color: var(--text-muted);
  cursor: pointer; margin-bottom: 16px; line-height: 1.5;
}
.cf-agree input { display: none; }
.cf-agree-box {
  width: 17px; height: 17px; border-radius: 4px; flex-shrink: 0;
  border: 1.5px solid var(--border); background: #fff;
  display: flex; align-items: center; justify-content: center;
  transition: var(--ease); margin-top: 1px;
  font-size: 10px; color: #fff;
}
.cf-agree input:checked ~ .cf-agree-box { background: var(--primary); border-color: var(--primary); }
.cf-agree input:checked ~ .cf-agree-box::after { content: '✓'; font-weight: 700; }

/* Submit button */
.cart-submit-btn {
  width: 100%; padding: 14px;
  background: var(--gradient); color: #fff; border: none;
  border-radius: 10px; font-size: 15px; font-weight: 700;
  font-family: 'Outfit', sans-serif; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 9px;
  transition: var(--ease); box-shadow: 0 4px 18px rgba(26,111,168,.3);
  margin-bottom: 10px;
}
.cart-submit-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(26,111,168,.42); }
.cart-submit-btn:disabled { opacity: .65; cursor: not-allowed; transform: none; }

.cart-wa-btn {
  width: 100%; padding: 12px;
  background: linear-gradient(135deg,#25D366,#128C7E); color: #fff;
  border-radius: 10px; font-size: 14px; font-weight: 700;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  text-decoration: none; transition: var(--ease);
  box-shadow: 0 4px 14px rgba(37,211,102,.28);
  margin-bottom: 14px;
}
.cart-wa-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(37,211,102,.4); }

/* Trust strip */
.cart-trust-strip {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 8px;
  padding-top: 12px; border-top: 1px solid var(--border);
}
.cts-item {
  display: flex; align-items: center; gap: 4px;
  font-size: 11px; font-weight: 600; color: var(--text-muted);
}
.cts-item svg { color: var(--primary); flex-shrink: 0; }

/* ═══════════════════════════════
   EMPTY CART STATE
═══════════════════════════════ */
.cart-empty {
  background: var(--off-white);
  padding: 80px 0;
  text-align: center;
}
.ce-inner {
  max-width: 440px; margin: 0 auto;
  display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.ce-icon {
  width: 100px; height: 100px; border-radius: 50%;
  background: var(--light-bg);
  display: flex; align-items: center; justify-content: center;
  color: var(--border);
  margin-bottom: 8px;
}
.ce-inner h2 { font-family:'DM Serif Display',serif; font-size:28px; color:var(--dark); }
.ce-inner p  { font-size:15px; color:var(--text-muted); line-height:1.7; }

/* ═══════════════════════════════
   SUCCESS OVERLAY
═══════════════════════════════ */
.cart-success-overlay {
  position: fixed; inset: 0; z-index: 9990;
  background: rgba(10,20,40,.6);
  backdrop-filter: blur(5px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  animation: fadeInOverlay .3s ease;
}
@keyframes fadeInOverlay { from{opacity:0} to{opacity:1} }
.cso-box {
  background: #fff; border-radius: 20px;
  padding: 52px 44px;
  max-width: 480px; width: 100%;
  text-align: center;
  box-shadow: 0 32px 80px rgba(0,0,0,.2);
  animation: popUpBox .4s cubic-bezier(.25,.8,.25,1);
}
@keyframes popUpBox { from{transform:scale(.92) translateY(20px);opacity:0} to{transform:scale(1) translateY(0);opacity:1} }
.cso-tick {
  width: 80px; height: 80px; border-radius: 50%;
  background: linear-gradient(135deg,#25D366,#128C7E);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 24px;
  animation: tickPop .45s cubic-bezier(.25,.8,.25,1) .1s backwards;
}
@keyframes tickPop { from{transform:scale(0) rotate(-20deg)} to{transform:scale(1) rotate(0)} }
.cso-box h2 { font-family:'DM Serif Display',serif; font-size:28px; color:var(--dark); margin-bottom:10px; }
.cso-box p  { font-size:15px; color:var(--text-muted); line-height:1.75; margin-bottom:24px; }
.cso-ref {
  display:inline-flex; flex-direction:column; align-items:center; gap:2px;
  background:var(--light-bg); border:1px solid var(--border);
  border-radius:10px; padding:12px 24px; margin-bottom:28px;
}
.cso-ref span { font-size:11px; text-transform:uppercase; letter-spacing:2px; color:var(--text-muted); }
.cso-ref strong { font-size:20px; font-weight:800; color:var(--primary); font-family:'Bebas Neue',sans-serif; letter-spacing:3px; }
.cso-actions { display:flex; gap:12px; justify-content:center; margin-bottom:20px; flex-wrap:wrap; }
.cso-wa-followup {
  display:inline-flex; align-items:center; gap:7px;
  font-size:13px; font-weight:700; color:#25D366; text-decoration:none;
  transition:var(--ease);
}
.cso-wa-followup:hover { color:#128C7E; }

/* ═══════════════════════════════
   RELATED SECTION
═══════════════════════════════ */
.cart-related-section {
  background: #fff; padding: 72px 0;
}
.cart-rel-grid {
  display: grid; grid-template-columns: repeat(4,1fr);
  gap: 20px; margin-top: 40px;
}
.cart-rel-card {
  background: var(--off-white); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); transition: var(--ease);
}
.cart-rel-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--primary-light); }
.crc-img { aspect-ratio: 3/2; overflow: hidden; background: var(--light-bg); }
.crc-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.cart-rel-card:hover .crc-img img { transform: scale(1.06); }
.crc-body { padding: 16px; }
.crc-cat { font-size:10px; font-weight:800; text-transform:uppercase; letter-spacing:2px; color:var(--accent2); }
.crc-body h4 { font-size:15px; font-weight:700; color:var(--dark); margin:5px 0 4px; }
.crc-body p  { font-size:12px; color:var(--text-muted); margin-bottom:12px; }
.crc-foot { display:flex; align-items:center; justify-content:space-between; gap:8px; }
.crc-view { font-size:13px; font-weight:700; color:var(--primary); transition:var(--ease); }
.crc-view:hover { color:var(--accent); }
.crc-add {
  display:flex; align-items:center; gap:5px;
  padding:7px 14px;
  background:var(--gradient); color:#fff;
  border:none; border-radius:6px;
  font-size:12px; font-weight:700;
  cursor:pointer; transition:var(--ease);
  font-family:'Outfit',sans-serif;
}
.crc-add:hover { transform:translateY(-1px); box-shadow:0 4px 12px rgba(26,111,168,.3); }

/* ═══════════════════════════════
   TOAST NOTIFICATION
═══════════════════════════════ */
.cart-toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(80px);
  z-index: 9500;
  background: var(--dark); color: #fff;
  padding: 12px 24px; border-radius: 50px;
  font-size: 14px; font-weight: 600; font-family: 'Outfit',sans-serif;
  box-shadow: 0 8px 28px rgba(0,0,0,.25);
  white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: transform .35s cubic-bezier(.25,.8,.25,1), opacity .3s ease;
}
.cart-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ═══════════════════════════════
   RESPONSIVE
═══════════════════════════════ */
@media (max-width: 1100px) {
  .cart-layout { grid-template-columns: 1fr 360px; }
}

@media (max-width: 900px) {
  .cart-layout { grid-template-columns: 1fr; }
  .cart-right-col { position: static; }
  .cart-rel-grid { grid-template-columns: repeat(2,1fr); }
  .cs-line { min-width: 24px; }
}

@media (max-width: 640px) {
  .cart-item { flex-direction: column; }
  .ci-img-wrap { width: 100%; height: 180px; }
  .cart-col-head h1 { font-size: 18px; }
  .cso-box { padding: 36px 24px; }
  .cf-row-2 { grid-template-columns: 1fr; }
  .cart-rel-grid { grid-template-columns: 1fr; }
  .cart-steps { gap: 0; }
  .cart-step span { display: none; }
}

@media (max-width: 480px) {
  .ci-foot { flex-direction: column; align-items: flex-start; }
  .cso-actions { flex-direction: column; }
}