/* ============================================================
   SHOP — item shop grid, shop cards
   ============================================================ */

.shop-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 4px;
}

/* ---- Shop card ---- */
.shop-card {
  border-radius: 16px;
  padding: 16px;
  border: 1.5px solid var(--line-soft);
  background: linear-gradient(180deg, var(--surface), var(--bg2));
  transition: transform var(--ease), border-color var(--ease), box-shadow var(--ease);
  position: relative;
  --card-color: var(--line);
}
.shop-card:hover {
  transform: translateY(-4px);
  border-color: var(--card-color);
  box-shadow: 0 18px 36px -16px var(--card-color);
}

.shop-card__icon {
  height: 100px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 48px;
  margin-bottom: 12px;
  background: radial-gradient(circle at 50% 40%, color-mix(in srgb, var(--card-color) 22%, transparent), var(--bg2));
  border: 1px solid color-mix(in srgb, var(--card-color) 30%, transparent);
}

/* .shop-card__preview is an alias kept for legacy HTML */
.shop-card__preview { @extend .shop-card__icon; }

.shop-card__rar {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--card-color);
  margin-bottom: 2px;
}

.shop-card__desc {
  font-size: 12px;
  color: var(--faint);
  margin: 4px 0 10px;
  line-height: 1.5;
}

.shop-card__name { font-weight: 700; font-size: 14.5px; margin: 3px 0 2px; }
.shop-card__type { color: var(--faint); font-size: 12px; }

.shop-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 13px;
}

.shop-card__price {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--cyan);
  font-size: 14px;
}

.shop-card__buy-btn {
  border: 0;
  border-radius: 10px;
  padding: 8px 14px;
  font-weight: 700;
  font-size: 13px;
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--pink), var(--violet));
  transition: filter var(--ease);
}
.shop-card__buy-btn:hover { filter: brightness(1.08); }

.shop-card.is-owned .shop-card__buy-btn {
  background: var(--surface2);
  color: var(--green);
  border: 1px solid var(--line);
}

/* ---- Responsive ---- */
@media (max-width: 980px) { .shop-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 680px) { .shop-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 400px) { .shop-grid { grid-template-columns: 1fr; } }

/* ============================================================
   NEBULA skin (gate :root[data-theme="nebula"]). Neon BYTE-NGUYÊN.
   1:1 mockup "Cua Hang": header kicker+h1+pill số dư, tab pill,
   thẻ vật phẩm kính (rarity badge trên icon, giá gold, nút Mua tím).
   ============================================================ */
/* Header nebula-only (base ẩn); Neon dùng .eyebrow trơn */
.shop-head { display: contents; }
.shop-bal { display: none; }

:root[data-theme="nebula"] .app.is-neb #content > #shop.screen { max-width: 1200px; margin: 0 auto; padding: 26px 30px 90px; }
@media (max-width: 720px) {
  :root[data-theme="nebula"] .app.is-neb #content > #shop.screen { padding: 22px 16px 60px; }
}

:root[data-theme="nebula"] #shop .shop-head {
  display: flex; align-items: flex-end; justify-content: space-between;
  flex-wrap: wrap; gap: 14px; margin-bottom: 22px;
}
:root[data-theme="nebula"] #shop .eyebrow {
  color: var(--n-label); font-size: 12px; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase; margin-bottom: 6px;
}
:root[data-theme="nebula"] #shop .screen-title { margin: 0; }
:root[data-theme="nebula"] #shop .shop-bal {
  display: flex; align-items: center; gap: 8px;
  background: rgba(var(--gold-rgb), .12); border: 1px solid rgba(var(--gold-rgb), .28);
  border-radius: 11px; padding: 9px 15px;
}
:root[data-theme="nebula"] #shop .shop-bal__lb { font-size: 13px; color: #f0dab0; }
:root[data-theme="nebula"] #shop .shop-bal__v { font-size: 15px; font-weight: 700; color: var(--gold); }

/* Tab thể loại = pill */
:root[data-theme="nebula"] #shopTabs { gap: 8px; margin-bottom: 22px; }
:root[data-theme="nebula"] #shopTabs .itab {
  border-radius: 100px; padding: 9px 16px; font-size: 13.5px; font-weight: 500;
  background: rgba(var(--hl-rgb), .05); border: 1px solid rgba(var(--hl-rgb), .09);
  color: var(--ink-soft);
}
:root[data-theme="nebula"] #shopTabs .itab.is-active {
  background: var(--violet-tint); border-color: transparent; color: var(--bg); font-weight: 600;
}

/* Lưới 5 cột như mockup */
:root[data-theme="nebula"] #shopGrid { grid-template-columns: repeat(5, 1fr); gap: 16px; }
@media (max-width: 1100px) { :root[data-theme="nebula"] #shopGrid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 860px)  { :root[data-theme="nebula"] #shopGrid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 620px)  { :root[data-theme="nebula"] #shopGrid { grid-template-columns: repeat(2, 1fr); } }

/* Thẻ vật phẩm = kính, viền rarity nhạt */
:root[data-theme="nebula"] .shop-card {
  background: rgba(var(--hl-rgb), .04);
  border: 1px solid color-mix(in srgb, var(--card-color) 30%, transparent);
  border-radius: 16px; padding: 0; overflow: hidden;
}
:root[data-theme="nebula"] .shop-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--card-color) 55%, transparent);
  box-shadow: 0 18px 38px -20px color-mix(in srgb, var(--card-color) 60%, transparent);
}
/* Ô icon cao 130 + badge rarity góc trái trên */
:root[data-theme="nebula"] .shop-card__icon {
  height: 130px; margin-bottom: 0; border: 0; border-radius: 0; font-size: 54px;
  background: radial-gradient(circle at 50% 40%, color-mix(in srgb, var(--card-color) 20%, transparent), rgba(var(--hl-rgb), .02) 70%);
}
:root[data-theme="nebula"] .shop-card__rar {
  position: absolute; top: 12px; left: 12px; margin: 0;
  font-size: 10px; letter-spacing: 0; text-transform: none;   /* gọn như mockup: bỏ ◆ + chữ hoa */
  background: color-mix(in srgb, var(--card-color) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--card-color) 33%, transparent);
  padding: 2px 8px; border-radius: 100px;
}
/* Badge "Đã sở hữu" góc phải trên (nebula) */
:root[data-theme="nebula"] .shop-card__owned {
  position: absolute; top: 12px; right: 12px; z-index: 1;
  font-size: 10px; font-weight: 700; color: #06210f; background: var(--green);
  padding: 2px 8px; border-radius: 100px;
}
/* Vật phẩm đã sở hữu → "Trang bị" (chữ cyan, không nền) như mockup */
:root[data-theme="nebula"] .shop-card__equip {
  background: none; border: 0; padding: 7px 4px; cursor: pointer;
  font-family: inherit; font-size: 12.5px; font-weight: 700; color: var(--cyan);
}
:root[data-theme="nebula"] .shop-card__equip:hover { filter: brightness(1.15); }
/* Thân thẻ + ẩn type/desc (mockup gọn) */
:root[data-theme="nebula"] .shop-card__name { padding: 13px 13px 0; margin: 0; font-size: 14px; }
:root[data-theme="nebula"] .shop-card__type,
:root[data-theme="nebula"] .shop-card__desc { display: none; }
:root[data-theme="nebula"] .shop-card__footer { padding: 11px 13px 13px; margin-top: 0; }
:root[data-theme="nebula"] .shop-card__price { color: var(--gold); }
/* Nút Mua = pill tím · Tặng quà = pill cyan */
:root[data-theme="nebula"] .shop-card [data-buy] {
  background: var(--violet2); color: #fff; border: 0;
  border-radius: 9px; padding: 7px 14px; font-size: 12.5px; font-weight: 700;
}
:root[data-theme="nebula"] .shop-card [data-gift-item] {
  background: rgba(var(--cyan-rgb), .16); color: var(--cyan);
  border: 1px solid rgba(var(--cyan-rgb), .3);
  border-radius: 9px; padding: 7px 12px; font-size: 12.5px; font-weight: 700;
}