/* ============================================================
   HOTBOX — Headshop store  (per docs/DESIGN.md)
   ============================================================ */

.card--store { text-align: left; }

/* ---------- Header (back / title / balance) ---------- */
.store-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1.2rem;
}
.btn--back {
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: 50%;
  flex: 0 0 auto;
}
.store-head__title .eyebrow { margin: 0 0 0.2rem; }
.store-head__title .title { margin: 0; }

.store-balance {
  display: grid;
  justify-items: end;
  gap: 0.15rem;
  padding: 0.55rem 0.85rem;
  background: var(--surface-2);
  border: 1px solid rgba(182, 255, 60, 0.18);
  border-radius: var(--radius);
}
.store-balance__label {
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.store-balance__value { display: flex; align-items: baseline; gap: 0.3rem; }
#store-bb {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--acid);
  text-shadow: 0 0 16px rgba(182, 255, 60, 0.4);
  line-height: 1;
}
.store-balance__unit { font-size: 0.72rem; color: var(--ink-dim); }

/* ---------- Body layout ---------- */
.store-body {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(0.9rem, 3vw, 1.6rem);
  align-items: start;
}

/* ---------- Live preview ---------- */
.store-preview-wrap {
  position: relative;
  display: grid;
  justify-items: center;
  gap: 0.6rem;
  padding: 1.2rem 1rem;
  background:
    radial-gradient(ellipse 80% 60% at 50% 36%, rgba(255, 255, 255, 0.04), transparent 70%),
    linear-gradient(180deg, rgba(28, 20, 40, 0.8), rgba(12, 8, 20, 0.9));
  border: 1px solid rgba(182, 255, 60, 0.14);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: sticky;
  top: 0.6rem;
}
.store-preview-halo {
  position: absolute;
  top: -6%;
  width: 80%;
  height: 70%;
  background: radial-gradient(ellipse at center, rgba(182, 255, 60, 0.26), transparent 68%);
  filter: blur(28px);
  pointer-events: none;
  animation: storeHalo 5.5s ease-in-out infinite;
}
@keyframes storeHalo {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50%      { opacity: 1;   transform: scale(1.06); }
}
.store-preview {
  position: relative;
  z-index: 1;
  width: min(168px, 44vw);
  animation: breathe 5.5s ease-in-out infinite;
  will-change: transform;
}
.store-preview__cap {
  position: relative;
  z-index: 1;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ---------- Slot filter tabs ---------- */
.store-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}
.store-tab {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.8rem;
  color: var(--ink-dim);
  background: var(--surface);
  border: 1px solid rgba(169, 159, 194, 0.2);
  border-radius: 999px;
  padding: 0.42rem 0.85rem;
  cursor: pointer;
  transition: color 0.16s ease, border-color 0.16s ease, background 0.16s ease;
  -webkit-tap-highlight-color: transparent;
}
.store-tab:hover { color: var(--ink); border-color: rgba(182, 255, 60, 0.4); }
.store-tab--on {
  color: var(--bg-void);
  background: linear-gradient(180deg, var(--acid), var(--acid-soft));
  border-color: var(--acid);
  box-shadow: 0 0 16px rgba(182, 255, 60, 0.4);
}

/* ---------- Group heads + grid ---------- */
.store-group__head {
  margin: 0.4rem 0 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.store-group__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  gap: 0.7rem;
  margin-bottom: 1rem;
}

/* ---------- Shop card ---------- */
.shop-card {
  position: relative;
  display: grid;
  gap: 0.5rem;
  padding: 0.7rem;
  background: var(--surface);
  border: 1.5px solid rgba(169, 159, 194, 0.18);
  border-radius: 18px;
  overflow: hidden;
  transition: transform 0.16s ease, box-shadow 0.18s ease;
}
.shop-card:hover { transform: translateY(-3px); }
.shop-card--locked { opacity: 0.62; }
.shop-card--owned { border-color: rgba(182, 255, 60, 0.4); }
.shop-card--shiny::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(130deg, transparent 30%, rgba(255, 255, 255, 0.14) 50%, transparent 70%);
  background-size: 250% 250%;
  animation: shineSweep 4s ease-in-out infinite;
  pointer-events: none;
}
@keyframes shineSweep {
  0%, 100% { background-position: 120% 0; }
  50%      { background-position: -20% 0; }
}

.shop-card__thumb {
  position: relative;
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background:
    radial-gradient(ellipse at 50% 40%, rgba(182, 255, 60, 0.08), transparent 70%),
    rgba(10, 7, 16, 0.45);
  overflow: hidden;
}
.shop-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.shop-card__thumb--broken { color: var(--ink-faint); }
.shop-card__thumb--broken img { display: none; }
.shop-card__thumb--broken::after {
  content: "🌿";
  font-size: 1.8rem;
  opacity: 0.4;
}

.shop-card__info { display: grid; gap: 0.35rem; }
.shop-card__name {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--ink);
  line-height: 1.15;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.shop-card__meta {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.shop-card__slot {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.shop-card__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.1rem;
}
.shop-card__price {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--acid);
}
.shop-card__price em {
  font-style: normal;
  font-size: 0.62rem;
  color: var(--ink-dim);
}
.shop-card__owned-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--acid);
}
.btn--shop {
  font-size: 0.8rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
}
.btn--shop.is-equipped { color: var(--acid); }
.btn--shop.is-loading { opacity: 0.6; pointer-events: none; }

.shop-card--just-bought { animation: justBought 0.6s ease; }
@keyframes justBought {
  0%   { box-shadow: 0 0 0 rgba(182, 255, 60, 0); }
  40%  { box-shadow: 0 0 34px rgba(182, 255, 60, 0.7); transform: scale(1.03); }
  100% { box-shadow: 0 0 0 rgba(182, 255, 60, 0); transform: scale(1); }
}

.shop-card__err {
  margin: 0;
  font-size: 0.7rem;
  color: var(--danger);
  opacity: 0;
  max-height: 0;
  transition: opacity 0.2s ease, max-height 0.2s ease;
}
.shop-card__err.is-show { opacity: 1; max-height: 2rem; }

/* ---------- Empty state ---------- */
.store-empty {
  display: grid;
  justify-items: center;
  gap: 0.4rem;
  text-align: center;
  padding: 2.4rem 1rem;
}
.store-empty.hidden { display: none; }
.store-empty__bud { font-size: 2.6rem; filter: drop-shadow(0 0 18px rgba(182, 255, 60, 0.4)); }
.store-empty__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--ink);
}
.store-empty__sub { margin: 0; font-size: 0.85rem; color: var(--ink-dim); }

/* ---------- Coin burst chips (purchase animation) ---------- */
.coin-chip {
  position: fixed;
  z-index: 60;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--bg-void);
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff7c8, var(--rarity-legendary));
  box-shadow: 0 0 10px rgba(255, 200, 61, 0.7);
  pointer-events: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
  .store-body { grid-template-columns: 1fr; }
  .store-preview-wrap { position: relative; top: 0; }
  .store-preview { width: min(150px, 42vw); }
  .store-head { grid-template-columns: auto 1fr auto; gap: 0.6rem; }
  .store-group__grid { grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); }
}
@media (max-width: 380px) {
  .store-group__grid { grid-template-columns: 1fr 1fr; }
  .shop-card__name { font-size: 0.84rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .store-preview, .store-preview-halo, .shop-card--shiny::before,
  .rarity-chip.rarity--mythic, .shop-card--just-bought { animation: none; }
}