/* ═══════════════════════════════════════════════════════════════════════════
   DONATE SHOP - Styles
   ═══════════════════════════════════════════════════════════════════════════ */

.shop-container { padding-bottom: 60px; }

/* ── Balance Bar ── */
.shop-balance-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: linear-gradient(135deg, rgba(99,102,241,0.12), rgba(6,182,212,0.08));
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.shop-balance-bar__left { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.balance-display { display: flex; align-items: center; gap: 12px; }
.balance-icon { font-size: 2rem; color: var(--gold); filter: drop-shadow(0 0 12px rgba(245,158,11,0.4)); }
.balance-label { display: block; font-size: 0.8rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 1px; }
.balance-value { display: block; font-size: 1.5rem; font-weight: 800; font-family: var(--font-mono); color: var(--gold); }
.referral-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px;
  background: rgba(16,185,129,0.12);
  border: 1px solid rgba(16,185,129,0.3);
  border-radius: 20px;
  font-size: 0.82rem;
  color: var(--green);
}

/* ── Filters ── */
.shop-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.filter-btn, .cat-btn {
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn:hover, .cat-btn:hover { border-color: var(--accent); color: var(--text); }
.filter-btn.active, .cat-btn.active {
  background: rgba(99,102,241,0.15);
  border-color: var(--accent);
  color: var(--accent-bright);
}

.shop-categories {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

/* ── Product Grid ── */
.shop-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.shop-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.shop-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--glow);
}

.shop-card__image {
  height: 160px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(99,102,241,0.08), rgba(6,182,212,0.06));
  display: flex;
  align-items: center;
  justify-content: center;
}
.shop-card__image img { width: 100%; height: 100%; object-fit: cover; }
.shop-card__placeholder { font-size: 3rem; color: var(--text-muted); opacity: 0.5; }

.shop-card__body { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.shop-card__name { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.shop-card__cat {
  display: inline-block;
  font-size: 0.72rem;
  color: var(--accent-bright);
  background: rgba(99,102,241,0.1);
  padding: 2px 8px;
  border-radius: 10px;
  margin-bottom: 8px;
  width: fit-content;
}
.shop-card__desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  flex: 1;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.shop-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.shop-card__price {
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--gold);
  font-size: 1rem;
}
.shop-card__server {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }

.modal {
  position: relative;
  z-index: 100000;
  background: var(--bg-surface);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  width: 90vw;
  max-width: 680px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  transition: transform 0.25s;
}
.modal-overlay.active .modal { transform: translateY(0); }
.modal--sm { max-width: 420px; }

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}
.modal__header h3 { font-size: 1.1rem; }
.modal__close {
  background: none; border: none; color: var(--text-secondary);
  font-size: 1.2rem; cursor: pointer; padding: 4px 8px;
  border-radius: 6px; transition: var(--transition);
}
.modal__close:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.modal__body { padding: 24px; padding-bottom: 40px; }

/* ── Topup Amount Input ── */
.topup-amount-section { margin-bottom: 16px; }
.topup-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.topup-input {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-input);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  text-align: center;
  transition: var(--transition);
}
.topup-input:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 20px rgba(99,102,241,0.15);
}
.topup-input::placeholder { color: var(--text-muted); font-size: 0.9rem; font-weight: 400; }

/* ── Topup Calculator ── */
.topup-calc {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-bottom: 16px;
}
.topup-calc__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.topup-calc__value { font-family: var(--font-mono); font-weight: 600; color: var(--text); }
.topup-calc__value--green { color: var(--green); }
.topup-calc__value--gold { color: var(--gold); font-size: 1.1rem; }
.topup-calc__value--accent { color: var(--accent-bright); font-size: 1.1rem; }
.topup-calc__divider {
  height: 1px;
  background: var(--border);
  margin: 8px 0;
}
.topup-calc__total { font-weight: 600; }
.topup-calc__final { font-weight: 700; font-size: 1rem; }
.topup-calc__bonus span { color: var(--green); }

/* ── Bonus Thresholds ── */
.topup-bonuses { margin-bottom: 16px; }
.topup-bonuses h4 {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.bonus-threshold {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px;
  background: rgba(16,185,129,0.06);
  border-radius: var(--radius-xs);
  margin-bottom: 4px;
  font-size: 0.82rem;
}
.bonus-threshold__from {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  min-width: 100px;
}
.bonus-threshold__arrow { color: var(--text-muted); font-size: 0.7rem; }
.bonus-threshold__bonus {
  color: var(--green);
  font-weight: 600;
  font-family: var(--font-mono);
}

/* ── Quantity Control ── */
.buy-quantity {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 12px 0;
  padding: 12px 16px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
}
.buy-quantity label { color: var(--text-secondary); font-size: 0.9rem; }
.qty-control { display: flex; align-items: center; gap: 0; }
.qty-btn {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99,102,241,0.1);
  border: 1px solid var(--border);
  color: var(--accent-bright);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.85rem;
}
.qty-btn:first-child { border-radius: var(--radius-xs) 0 0 var(--radius-xs); }
.qty-btn:last-child { border-radius: 0 var(--radius-xs) var(--radius-xs) 0; }
.qty-btn:hover { background: rgba(99,102,241,0.2); border-color: var(--accent); }
.qty-control input {
  width: 60px;
  height: 36px;
  text-align: center;
  border: 1px solid var(--border);
  border-left: none;
  border-right: none;
  background: var(--bg-input);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
}
.qty-control input:focus { outline: none; }

.buy-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  font-weight: 600;
}
.buy-total__value {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold);
}

/* ── Promo Section ── */
.promo-section {
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-bottom: 16px;
}
.promo-section h4 { font-size: 0.9rem; margin-bottom: 8px; color: var(--text-secondary); }
.promo-row {
  display: flex;
  gap: 8px;
}
.promo-row input {
  flex: 1;
  padding: 8px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}
.promo-row input:focus { border-color: var(--accent); outline: none; }

/* ── Buy Details ── */
.buy-details {
  text-align: center;
  padding: 16px;
  background: var(--bg-card);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}
.buy-details__name { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.buy-details__price { font-size: 1.3rem; font-weight: 800; color: var(--gold); font-family: var(--font-mono); margin-bottom: 4px; }
.buy-details__server { font-size: 0.82rem; color: var(--text-secondary); }

/* ── Admin Shop Tabs ── */
.admin-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  background: var(--bg-card);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}
.admin-tab {
  padding: 10px 18px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  border-radius: var(--radius-xs);
  transition: var(--transition);
}
.admin-tab:hover { color: var(--text); background: rgba(255,255,255,0.03); }
.admin-tab.active { background: rgba(99,102,241,0.15); color: var(--accent-bright); }

.admin-form {
  padding: 16px;
  background: rgba(99,102,241,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}
.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

/* ── Empty state ── */
.empty-state {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
}
.empty-state i { font-size: 3rem; margin-bottom: 12px; display: block; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .shop-container { padding-bottom: 40px; }
  .shop-balance-bar {
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    gap: 12px;
  }
  .shop-balance-bar__left { flex-direction: column; gap: 12px; }
  .balance-display { justify-content: center; }
  .balance-value { font-size: 1.3rem; }
  .referral-badge { justify-content: center; }
  .shop-balance-bar .btn { width: 100%; text-align: center; justify-content: center; }
  .shop-filters { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 8px; -webkit-overflow-scrolling: touch; }
  .shop-categories { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 8px; -webkit-overflow-scrolling: touch; }
  .filter-btn, .cat-btn { white-space: nowrap; flex-shrink: 0; }
  .shop-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .shop-card__image { height: 120px; }
  .shop-card__body { padding: 12px; }
  .shop-card__name { font-size: 0.9rem; }
  .shop-card__desc { font-size: 0.78rem; -webkit-line-clamp: 2; }

  .modal { width: 96vw; max-height: 90vh; border-radius: 16px; }
  .modal--sm { max-width: none; }
  .modal__header { padding: 16px; }
  .modal__header h3 { font-size: 1rem; }
  .modal__body { padding: 16px; padding-bottom: 24px; }

  .topup-input { font-size: 1.2rem; padding: 12px 14px; }
  .topup-calc { padding: 12px; }
  .topup-calc__row { font-size: 0.82rem; }
  .bonus-threshold { font-size: 0.78rem; padding: 4px 10px; }
  .bonus-threshold__from { min-width: 80px; }

  .buy-details__price { font-size: 1.1rem; }
  .qty-control input { width: 50px; }

  .promo-row { flex-direction: column; }
  .promo-row .btn { width: 100%; }

  .admin-tabs { overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; }
  .admin-tab { white-space: nowrap; flex-shrink: 0; font-size: 0.82rem; padding: 8px 14px; }
  .packages-grid { grid-template-columns: 1fr 1fr; }
  .btn-row { flex-wrap: wrap; gap: 8px; }
  .btn-row .btn { flex: 1; min-width: 0; text-align: center; justify-content: center; }
}

@media (max-width: 480px) {
  .shop-grid { grid-template-columns: 1fr; }
  .shop-card { flex-direction: row; height: auto; }
  .shop-card__image { width: 100px; height: 100px; flex-shrink: 0; }
  .shop-card__body { padding: 10px; }
  .shop-card__footer { margin-bottom: 4px; }
  .shop-card__desc { display: none; }

  .packages-grid { grid-template-columns: 1fr; }
  .balance-icon { font-size: 1.5rem; }
  .balance-value { font-size: 1.1rem; }
  .balance-label { font-size: 0.7rem; }

  .topup-input { font-size: 1rem; }
  .bonus-threshold__from { min-width: 60px; font-size: 0.72rem; }

  /* Модалка занимает почти весь экран на маленьких */
  .modal {
    width: 100vw; max-width: 100vw;
    max-height: 100vh; height: 100vh;
    border-radius: 0; transform: translateY(0);
  }
  .modal-overlay { padding: 0; }
  .modal__body { padding: 14px; padding-bottom: max(24px, env(safe-area-inset-bottom)); }

  /* Категории/фильтры — горизонтальный скролл с минимальной высотой кнопок */
  .filter-btn, .cat-btn { padding: 8px 14px; font-size: 0.8rem; min-height: 36px; }

  /* Калькулятор пополнения */
  .topup-calc { padding: 10px; }
  .topup-calc__row { font-size: 0.78rem; padding: 4px 0; }
  .topup-calc__value--gold, .topup-calc__value--accent { font-size: 0.95rem; }

  /* Покупка: имя/цена/сервер */
  .buy-details { padding: 12px; }
  .buy-details__name { font-size: 1rem; }
  .buy-details__price { font-size: 1.1rem; }
  .buy-total { padding: 8px 12px; flex-direction: column; gap: 4px; align-items: flex-start; }
}

/* iPhone SE и т.п. */
@media (max-width: 360px) {
  .shop-card__image { width: 80px; height: 80px; }
  .shop-card__name { font-size: 0.85rem; }
  .shop-card__price { font-size: 0.9rem; }
  .balance-value { font-size: 1rem; }
  .qty-control input { width: 44px; }
  .qty-btn { width: 32px; height: 32px; }
}