/* thepower shop — бело-серый минималистичный дизайн */

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

:root {
  --bg: #ffffff;
  --bg-subtle: #f7f7f8;
  --bg-card: #ffffff;
  --border: #e5e5e8;
  --border-hover: #d4d4d8;
  --text: #18181b;
  --text-muted: #71717a;
  --text-faint: #a1a1aa;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-soft: #eff6ff;
  --success: #16a34a;
  --danger: #dc2626;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(0,0,0,0.04), 0 1px 3px rgba(0,0,0,0.06);
  --shadow-hover: 0 4px 12px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */

.header {
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 15px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 14px;
  color: var(--text-muted);
  transition: all 0.15s;
}

.nav a:hover, .nav a.active {
  background: var(--bg-subtle);
  color: var(--text);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.balance-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-weight: 600;
  font-size: 13.5px;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 14px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--text);
  color: white;
}
.btn-primary:hover { background: #333338; }

.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { border-color: var(--border-hover); background: var(--bg-subtle); }

.btn-accent {
  background: var(--accent);
  color: white;
}
.btn-accent:hover { background: var(--accent-hover); }

.btn-sm { padding: 7px 14px; font-size: 13px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- Cards / Grid ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.18s;
  display: block;
}

.card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.card-image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--bg-subtle);
  display: block;
}

.card-image-placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #f0f0f2, #e4e4e7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--text-faint);
}

.card-body {
  padding: 14px 16px;
}

.card-title {
  font-weight: 600;
  font-size: 14.5px;
  margin: 0 0 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}

.flag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: var(--bg-subtle);
  border-radius: 999px;
  font-weight: 600;
  font-size: 12px;
}

/* ---------- Section type tiles (homepage) ---------- */

.type-tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.type-tile {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: left;
  transition: all 0.18s;
}

.type-tile:hover {
  border-color: var(--text);
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
}

.type-tile-icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.type-tile-title {
  font-weight: 700;
  font-size: 19px;
  margin: 0 0 6px;
}

.type-tile-count {
  color: var(--text-muted);
  font-size: 14px;
}

/* ---------- Breadcrumbs ---------- */

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.breadcrumbs a:hover { color: var(--text); }
.breadcrumbs .sep { color: var(--text-faint); }

/* ---------- Page heading ---------- */

.page-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
}

/* ---------- Product detail ---------- */

.product-hero {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.product-banner {
  width: 100%;
  border-radius: var(--radius);
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--bg-subtle);
}

.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.tab {
  padding: 10px 18px;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  margin-bottom: -1px;
  background: none;
  border-left: none;
  border-right: none;
  border-top: none;
}

.tab.active {
  color: var(--text);
  border-bottom-color: var(--text);
}

table.items-table {
  width: 100%;
  border-collapse: collapse;
}

.items-table th {
  text-align: left;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-faint);
  font-weight: 600;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.items-table td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 14.5px;
}

.items-table tr:hover td { background: var(--bg-subtle); }

.stock-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
}
.stock-in { background: #f0fdf4; color: var(--success); }
.stock-out { background: #fef2f2; color: var(--danger); }

/* ---------- Forms ---------- */

.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 6px; }
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  font-family: inherit;
  background: white;
  transition: border-color 0.15s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent);
}

/* ---------- Auth / centered box ---------- */

.center-box {
  max-width: 400px;
  margin: 64px auto;
  padding: 40px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
}

/* ---------- Misc ---------- */

.muted { color: var(--text-muted); }
.section { padding: 40px 0; }
.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-muted);
}
.empty-state-icon { font-size: 40px; margin-bottom: 12px; }

.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  margin-bottom: 16px;
}
.alert-success { background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }
.alert-error { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.alert-info { background: var(--accent-soft); color: var(--accent-hover); border: 1px solid #bfdbfe; }

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 32px;
}
.pagination a, .pagination span {
  min-width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 600;
  border: 1px solid var(--border);
}
.pagination a:hover { background: var(--bg-subtle); }
.pagination .current { background: var(--text); color: white; border-color: var(--text); }

.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  margin-top: 64px;
  color: var(--text-faint);
  font-size: 13px;
  text-align: center;
}

@media (max-width: 768px) {
  .type-tiles { grid-template-columns: 1fr; }
  .product-hero { grid-template-columns: 1fr; }
  .nav { display: none; }
}