/* Bundle builder */
.bundle-page { padding-bottom: 96px; }

.bundle-hero { padding: 32px 0 24px; max-width: 760px; }
.bundle-eyebrow {
  font: 600 11px var(--mono);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}
.bundle-h1 {
  font-family: var(--serif);
  font-size: clamp(40px, 4.8vw, 72px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.025em;
  margin: 14px 0 16px;
}
.bundle-h1 em { font-style: italic; color: var(--accent); font-weight: 400; }
.bundle-lede { font-size: 17px; line-height: 1.55; color: #3a3328; }

.bundle-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 24px 0 32px;
}
.bundle-tab {
  display: flex; flex-direction: column;
  gap: 4px;
  padding: 20px 22px;
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  text-align: left;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.bundle-tab:hover { border-color: var(--c); }
.bundle-tab.is-on { border-color: var(--c); background: color-mix(in srgb, var(--c) 8%, transparent); }
.bundle-tab strong {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.bundle-tab.is-on strong { color: var(--c); }
.bundle-tab span { font-size: 12px; color: var(--muted); }

.bundle-body {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 40px;
  align-items: start;
}

.bundle-desc {
  font: italic 400 16px/1.5 var(--serif);
  color: #3a3328;
  max-width: 580px;
  margin: 0 0 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.bundle-item {
  display: grid;
  grid-template-columns: 84px 1fr 100px 140px 100px;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.bundle-item.is-off { opacity: 0.45; }
.bundle-item.is-off .bundle-item-line strong { text-decoration: line-through; }

.bundle-item-thumb {
  width: 84px; height: 84px;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.bundle-item-thumb-shape {
  width: 60%; height: 60%;
  background: rgba(255,255,255,.85);
  box-shadow: inset 0 -6px 12px rgba(0,0,0,.12);
}
.bundle-item-thumb-shape[data-cat="books"]      { aspect-ratio: 2/3; border-radius: 2px 4px 4px 2px; }
.bundle-item-thumb-shape[data-cat="stationery"] { border-radius: 4px; transform: rotate(-12deg); width: 18px; height: 70%; box-shadow: inset -3px 0 0 rgba(0,0,0,.15); }
.bundle-item-thumb-shape[data-cat="furniture"]  { border-radius: 20% 20% 4% 4%; width: 60%; }
.bundle-item-thumb-shape[data-cat="giftware"]   { border-radius: 50%; }

.bundle-item-meta { min-width: 0; }
.bundle-item-role {
  display: block;
  font: 600 10px var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}
.bundle-item-meta strong {
  display: block;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.005em;
  line-height: 1.25;
}
.bundle-item-sub {
  display: block;
  font: italic 400 13px var(--serif);
  color: var(--muted);
  margin-top: 2px;
}

.bundle-item-price { text-align: right; }
.bundle-item-price span { display: block; font: 500 14px var(--sans); font-variant-numeric: tabular-nums; }
.bundle-item-price em { display: block; font-style: normal; font-size: 11px; color: var(--muted); }

.bundle-item-qty { display: flex; justify-content: center; }
.bundle-item-qty .qty-stepper { height: 40px; }
.bundle-item-qty .qty-stepper button { width: 32px; }
.bundle-item-qty .qty-stepper input { width: 36px; }

.bundle-item-line { text-align: right; }
.bundle-item-line strong { font-family: var(--serif); font-weight: 500; font-size: 18px; font-variant-numeric: tabular-nums; }

/* Cart sidebar */
.bundle-cart {
  position: sticky;
  top: 130px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 28px 24px;
}
.bundle-cart h3 {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.bundle-summary { margin: 0 0 18px; }
.bundle-summary > div {
  display: flex; justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.bundle-summary > div:last-child { border-bottom: 0; }
.bundle-summary dt {
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.01em;
}
.bundle-summary dd {
  margin: 0;
  font: 500 15px var(--sans);
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}
.bundle-summary .ok dt, .bundle-summary .ok dd { color: var(--pop-green); }
.bundle-summary .big dt { font-size: 14px; color: var(--ink); font-weight: 500; }
.bundle-summary .big dd { font-family: var(--serif); font-size: 26px; font-weight: 500; }
.bundle-add { width: 100%; justify-content: center; }
.bundle-promise {
  list-style: none; padding: 0; margin: 18px 0 0;
  display: flex; flex-direction: column; gap: 8px;
  font-size: 12px;
  color: var(--muted);
}
.bundle-promise li { display: flex; align-items: center; gap: 8px; }

@media (max-width: 1100px) {
  .bundle-tabs { grid-template-columns: 1fr 1fr; }
  .bundle-body { grid-template-columns: 1fr; }
  .bundle-cart { position: static; }
  .bundle-item { grid-template-columns: 64px 1fr; gap: 12px; }
  .bundle-item-price, .bundle-item-qty, .bundle-item-line { grid-column: 2; text-align: left; }
}