@import url('https://fonts.googleapis.com/css2?family=Instrument+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;700&display=swap');

:root {
  --bg: #07070b;
  --bg-2: #0c0c12;
  --surface: #111118;
  --surface-2: #18181f;
  --surface-3: #22222c;
  --border: rgba(255, 255, 255, 0.07);
  --border-2: rgba(255, 255, 255, 0.12);
  --text: #f4f4f5;
  --text-2: #a1a1aa;
  --text-3: #71717a;
  --accent: #8b5cf6;
  --accent-dim: #c4b5fd;
  --accent-bg: rgba(139, 92, 246, 0.12);
  --accent-border: rgba(139, 92, 246, 0.28);
  --green: #34d399;
  --green-bg: rgba(52, 211, 153, 0.1);
  --green-border: rgba(52, 211, 153, 0.28);
  --red: #f87171;
  --red-bg: rgba(248, 113, 113, 0.1);
  --yellow: #fbbf24;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --font: 'Instrument Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  background: #080b10;
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
button, input, select, textarea { font-family: inherit; }
img { max-width: 100%; }

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.03em;
}
.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: #246bfa;
  color: #fff;
  font-weight: 800;
  box-shadow: 0 0 24px rgba(139, 92, 246, 0.35);
}

.top-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 28px;
  background: rgba(7, 7, 11, 0.78);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(18px);
}
.nav-links { display: flex; gap: 6px; }
.nav-link {
  color: var(--text-2);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: 8px;
}
.nav-link:hover { color: var(--text); background: var(--surface-2); }

.btn, .btn-sm, .btn-lg, .btn-primary, .btn-danger, .btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid var(--border-2);
  background: var(--surface-2);
  color: var(--text);
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  font-weight: 650;
  transition: 0.15s ease;
}
.btn { padding: 10px 14px; font-size: 13px; }
.btn-sm { padding: 7px 10px; font-size: 12px; }
.btn-lg { padding: 13px 18px; font-size: 14px; }
.btn-full { width: 100%; }
.btn:hover, .btn-sm:hover, .btn-lg:hover { border-color: #444; background: var(--surface-3); }
.btn-primary {
  background: #246bfa;
  border-color: transparent;
  color: #fff;
  box-shadow: 0 10px 30px rgba(124, 58, 237, 0.28);
}
.btn-primary:hover { filter: brightness(1.06); }
.btn-danger { background: var(--red-bg); border-color: rgba(248, 113, 113, 0.28); color: var(--red); }
.btn-ghost { background: transparent; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.chip-row { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--border-2);
  background: var(--surface);
  color: var(--text-2);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
}
.chip.active, .chip:hover { color: var(--text); border-color: var(--accent-border); background: var(--accent-bg); }

.search-wrap { position: relative; }
.search-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-3); }
.search-input, .form-input, input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="url"], input[type="datetime-local"], textarea, select {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--text);
  border-radius: 10px;
  padding: 11px 12px;
  outline: none;
}
.search-input { padding-left: 36px; width: min(280px, 100%); }
.form-input:focus, input:focus, textarea:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-bg); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: 0.18s ease;
}
.product-card:hover { border-color: var(--accent-border); transform: translateY(-2px); }
.product-image { aspect-ratio: 16/10; background: var(--surface-2); overflow: hidden; }
.product-image img, .img-fallback { width: 100%; height: 100%; object-fit: cover; display: block; }
.img-fallback { display: grid; place-items: center; color: var(--text-3); font-size: 28px; }
.product-body { padding: 16px; display: grid; gap: 8px; }
.product-category { font-size: 11px; color: var(--accent-dim); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.product-name { font-size: 16px; font-weight: 750; }
.product-desc { font-size: 13px; color: var(--text-2); line-height: 1.5; min-height: 40px; }
.product-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; }
.product-price { font-weight: 800; }
.product-price-old { margin-left: 6px; color: var(--text-3); text-decoration: line-through; font-size: 12px; }
.sale-badge, .sold-out-tag, .badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 700;
}
.sale-badge { position: absolute; top: 10px; left: 10px; background: var(--accent); color: #fff; }
.sold-out-overlay {
  position: absolute; inset: 0; background: rgba(0,0,0,0.55);
  display: grid; place-items: center;
}
.badge { background: var(--surface-2); color: var(--text-2); border: 1px solid var(--border); }
.badge-green { background: var(--green-bg); color: var(--green); border: 1px solid var(--green-border); }
.badge-white { background: #fff; color: #111; }

.cart-btn { position: relative; }
.cart-count-badge {
  position: absolute; top: -6px; right: -6px; min-width: 18px; height: 18px;
  border-radius: 999px; background: var(--accent); color: #fff;
  font-size: 10px; font-weight: 800; display: flex; align-items: center; justify-content: center;
}
.cart-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.55); opacity: 0; pointer-events: none; z-index: 50;
}
.cart-backdrop.show { opacity: 1; pointer-events: auto; }
.cart-drawer {
  position: fixed; top: 0; right: 0; width: min(400px, 100%); height: 100vh;
  background: var(--bg-2); border-left: 1px solid var(--border); transform: translateX(100%);
  transition: 0.22s ease; z-index: 60; display: flex; flex-direction: column;
}
.cart-drawer.open { transform: none; }
.cart-header, .cart-footer { padding: 18px; border-bottom: 1px solid var(--border); }
.cart-footer { border-top: 1px solid var(--border); border-bottom: 0; margin-top: auto; }
.cart-items { padding: 12px 18px; overflow: auto; flex: 1; }
.cart-empty { text-align: center; padding: 40px 10px; color: var(--text-3); }
.cart-item { display: grid; grid-template-columns: 56px 1fr auto; gap: 12px; align-items: center; padding: 10px 0; }
.cart-thumb, .cart-thumb img { width: 56px; height: 42px; object-fit: cover; border-radius: 8px; background: var(--surface-2); }
.cart-item-name { font-size: 13px; font-weight: 700; }
.cart-item-price { font-size: 12px; color: var(--text-2); }
.cart-qty { display: flex; align-items: center; gap: 8px; margin-top: 6px; }
.cart-qty-btn, .cart-remove { background: var(--surface-2); border: 1px solid var(--border); color: var(--text); border-radius: 6px; cursor: pointer; }
.cart-qty-btn { width: 22px; height: 22px; }
.promo-row { display: flex; gap: 8px; margin-bottom: 10px; }
.promo-input { flex: 1; }
.cart-total-row { display: flex; justify-content: space-between; margin: 12px 0; font-weight: 800; }

.site-footer {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 28px; border-top: 1px solid var(--border); color: var(--text-3); font-size: 12px;
}

.empty-state { text-align: center; padding: 48px 16px; color: var(--text-2); }
.empty-state-icon { font-size: 28px; margin-bottom: 8px; }
.empty-state-title { font-weight: 800; color: var(--text); margin-bottom: 6px; }

.sidebar-layout { display: grid; grid-template-columns: 280px 1fr; min-height: calc(100vh - 60px); }
.sidebar { padding: 20px; border-right: 1px solid var(--border); }
.main-content { padding: 28px; }
.sidebar-label { font-size: 11px; font-weight: 700; color: var(--text-3); letter-spacing: 0.08em; text-transform: uppercase; margin: 16px 0 8px; }
.sidebar-item {
  width: 100%; display: flex; align-items: center; gap: 10px; padding: 10px;
  border: 0; background: transparent; color: var(--text-2); border-radius: 10px;
  cursor: pointer; text-decoration: none; font-weight: 600; font-size: 13px; text-align: left;
}
.sidebar-item.active, .sidebar-item:hover { background: var(--surface-2); color: var(--text); }
.sidebar-icon { width: 16px; height: 16px; }
.section-header { margin-bottom: 18px; }
.section-title { font-size: 24px; font-weight: 800; letter-spacing: -0.03em; }
.section-desc { color: var(--text-2); font-size: 13px; margin-top: 4px; }
.panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); }
.panel-header, .panel-head { display: flex; justify-content: space-between; align-items: center; padding: 16px 18px; border-bottom: 1px solid var(--border); }
.panel-title, .panel-head h2 { margin: 0; font-size: 16px; }
.panel-body { padding: 8px 18px 18px; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 13px; }
th { color: var(--text-3); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
.product-cell { display: flex; align-items: center; gap: 10px; }
.table-fallback { width: 36px; height: 36px; border-radius: 8px; background: var(--surface-2); display: grid; place-items: center; }
.table-action { background: transparent; border: 1px solid var(--border-2); color: var(--text-2); border-radius: 8px; padding: 6px 8px; cursor: pointer; }
.table-action.danger { color: var(--red); }
.status { font-size: 11px; font-weight: 700; }
.status.live { color: var(--green); }
.status.off { color: var(--text-3); }
.status.low { color: var(--yellow); }
.form-check { display: flex; gap: 10px; align-items: flex-start; }
.form-check-label { font-weight: 700; }
.form-check-desc { font-size: 12px; color: var(--text-2); }
.setting-item { display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 14px 0; border-bottom: 1px solid var(--border); }
.admin-user-pill, .role-pill { font-size: 12px; font-weight: 700; }
.role-pill { padding: 4px 8px; border-radius: 999px; background: var(--accent-bg); color: var(--accent-dim); }
.permissions-grid { display: grid; gap: 8px; }
.perm-option { display: flex; gap: 10px; padding: 10px; border: 1px solid var(--border); border-radius: 10px; }
dialog { border: 1px solid var(--border); background: var(--bg-2); color: var(--text); border-radius: 16px; padding: 0; }
.modal-header { display: flex; justify-content: space-between; padding: 16px 18px; border-bottom: 1px solid var(--border); }
.modal-close { background: transparent; border: 0; color: var(--text-2); cursor: pointer; font-size: 18px; }
.product-form-wrap, .form-grid { padding: 18px; display: grid; gap: 12px; }
.form-grid.two { grid-template-columns: 1fr 1fr; }
.form-grid.three { grid-template-columns: 1fr 1fr 1fr; }
.upload-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.upload-box { border: 1px dashed var(--border-2); border-radius: 10px; padding: 16px; text-align: center; cursor: pointer; }
.upload-box input { display: none; }
.toggle-label { display: flex; gap: 10px; align-items: center; }
#toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: #fff; color: #111; padding: 10px 14px; border-radius: 999px; font-size: 13px; font-weight: 700;
  opacity: 0; pointer-events: none; z-index: 80;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 860px) {
  .sidebar-layout { grid-template-columns: 1fr; }
  .admin-layout { grid-template-columns: 1fr !important; }
  .nav-links { display: none; }
  .metrics { grid-template-columns: 1fr 1fr !important; }
  .form-grid.two, .form-grid.three { grid-template-columns: 1fr; }
}