/* ============================================================
   DARTEE GOLF, Build Your Own Pack (ball markers)
   ============================================================ */
/* upsell tiles (match PDP kit-grid) */
.kit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.kit-tile { position: relative; display: block; height: 320px; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-md); }
.kit-tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .55s ease; }
.kit-tile:hover img { transform: scale(1.05); }
.kit-tile__scrim { position: absolute; inset: 0; background: linear-gradient(to top, rgba(9,32,27,.74) 0%, rgba(9,32,27,.14) 44%, rgba(9,32,27,0) 72%); }
.kit-tile__cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 28px 22px; display: flex; flex-direction: column; align-items: center; gap: 13px; text-align: center; }
.kit-tile__name { font-family: var(--ff-display); font-size: clamp(24px,3vw,34px); color: #fff; text-transform: uppercase; letter-spacing: .01em; line-height: 1; }
.kit-tile__btn { background: #fff; color: var(--green-900); font-weight: 800; font-size: 13px; letter-spacing: .05em; text-transform: uppercase; padding: 11px 24px; border-radius: 999px; transition: background .2s; }
.kit-tile:hover .kit-tile__btn { background: var(--gold); }
@media (max-width: 600px){ .kit-grid { grid-template-columns: 1fr; } .kit-tile { height: 260px; } }
.bp { padding: 36px 0 80px; }
.bp__grid { display: grid; grid-template-columns: 1.4fr .9fr; gap: 44px; align-items: start; }

/* left: picker */
.bp__tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 24px; }
.mk-tier { position: relative; border: 1.5px solid var(--line); background: #fff; border-radius: var(--r-md); padding: 16px 12px; cursor: pointer; text-align: center; display: flex; flex-direction: column; gap: 3px; transition: border-color .15s, box-shadow .15s; }
.mk-tier.active { border-color: var(--gold); box-shadow: 0 10px 26px rgba(200,162,75,.22); }
.mk-tier__size { font-family: var(--ff-display); font-size: 19px; text-transform: uppercase; color: var(--green-900); }
.mk-tier__price { font-weight: 800; color: var(--green-900); font-size: 16px; }
.mk-tier__each { font-size: 12px; color: var(--ink-soft); }
.mk-tier__flag { position: absolute; top: -11px; left: 50%; transform: translateX(-50%); background: var(--gold); color: var(--green-900); font-size: 9.5px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }

.mk-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.mk-card { position: relative; border: 1.5px solid var(--line); background: #fff; border-radius: var(--r-md); padding: 12px 10px 10px; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 7px; transition: border-color .15s, transform .12s; }
.mk-card:hover { transform: translateY(-2px); border-color: var(--green-700); }
.mk-card.picked { border-color: var(--green-700); background: rgba(23,84,62,.05); }
.mk-card__media { width: 72px; height: 72px; border-radius: 50%; overflow: hidden; background: var(--cream-100); border: 1px solid var(--line); }
.mk-card__media img { width: 100%; height: 100%; object-fit: cover; }
.mk-card__name { font-size: 12px; font-weight: 700; color: var(--ink); text-align: center; line-height: 1.2; min-height: 28px; display: flex; align-items: center; }
.mk-card__add { font-size: 11px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; color: var(--green-800); }
.mk-card.picked .mk-card__add { color: var(--green-600); }
.mk-card__qty { position: absolute; top: 8px; right: 8px; width: 22px; height: 22px; border-radius: 50%; background: var(--green-800); color: var(--cream-50); font-size: 12px; font-weight: 800; display: flex; align-items: center; justify-content: center; z-index: 2; }

/* right: summary */
.bp__summary { position: sticky; top: 90px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-md); padding: 26px; }
.bp__summary h3 { font-family: var(--ff-display); text-transform: uppercase; font-size: 22px; color: var(--green-900); margin: 0 0 4px; }
.bp__hint { font-size: 13.5px; color: var(--ink-soft); margin: 0 0 16px; transition: color .2s; }
.bp__hint.full { color: #b6573f; font-weight: 700; }
.mk-slots { display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; margin-bottom: 18px; }
.mk-slot { aspect-ratio: 1/1; border: 1.5px dashed var(--line); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--ink-soft); font-weight: 800; font-size: 14px; position: relative; }
.mk-slot--filled { border-style: solid; border-color: var(--green-700); overflow: visible; }
.mk-slot--filled img { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; }
.mk-slot__rm { position: absolute; top: -6px; right: -6px; width: 22px; height: 22px; border-radius: 50%; background: var(--ink); color: #fff; border: 2px solid var(--cream-50); font-size: 13px; line-height: 1; cursor: pointer; }
.bp__saving { color: var(--green-700); font-weight: 800; font-size: 14px; min-height: 18px; margin-bottom: 12px; }
#mkAdd:disabled { opacity: .5; cursor: not-allowed; }
.bp__perks { list-style: none; padding: 16px 0 0; margin: 16px 0 0; border-top: 1px solid var(--line); display: grid; gap: 9px; }
.bp__perks li { display: flex; gap: 9px; align-items: center; font-size: 13px; color: var(--ink-soft); }
.bp__perks svg { width: 16px; height: 16px; color: var(--green-600); flex: none; }

@media (max-width: 900px) {
  .bp__grid { grid-template-columns: 1fr; gap: 28px; }
  .bp__summary { position: static; order: -1; }
  .mk-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 520px) {
  .mk-grid { grid-template-columns: repeat(2, 1fr); }
  .bp__tiers { grid-template-columns: 1fr; }
  .mk-slots { grid-template-columns: repeat(5, 1fr); }
}