/* ============================================================
   SHOP COMPANION 3.0 — Admin / Cashier / Client Panel Styles
   ============================================================ */

/* ── Layout ── */
.admin-layout { display: flex; min-height: 100vh; }

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-w, 260px);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: fixed; left: 0; top: 0; bottom: 0;
  z-index: 100;
  transition: width 0.25s ease;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.sidebar.collapsed { width: 64px; }
.sidebar.collapsed .nav-label,
.sidebar.collapsed .logo-title,
.sidebar.collapsed .logo-role,
.sidebar.collapsed .nav-switch-btn span:last-child { display: none; }

.sidebar-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 14px;
  border-bottom: 1px solid var(--border);
}
.logo {
  display: flex; flex-direction: column; align-items: center;
  gap: 6px; padding: 8px 0; width: 100%;
}
.logo-img {
  width: var(--logo-sidebar, 52px);
  height: var(--logo-sidebar, 52px);
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-blue);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}
.logo-img:hover { transform: scale(1.06); }
.sidebar.collapsed .logo-img { width: 34px; height: 34px; }
.logo-title {
  font-family: var(--font-display); font-size: 0.85rem; font-weight: 700;
  color: var(--text); text-align: center; white-space: nowrap;
}
.logo-role {
  font-family: var(--font-mono); font-size: 9px; color: var(--blue);
  text-transform: uppercase; letter-spacing: 0.1em;
}

/* ── Nav ── */
.sidebar-nav {
  flex: 1; padding: 12px 8px;
  display: flex; flex-direction: column; gap: 2px;
  overflow-y: auto;
}
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: var(--radius-md);
  color: var(--text-2); text-decoration: none;
  font-family: var(--font-body); font-size: 13px; font-weight: 500;
  transition: all var(--transition); white-space: nowrap; cursor: pointer;
  min-height: 42px; border: 1px solid transparent;
}
.nav-item:hover { background: var(--surface-2); color: var(--text); }
.nav-item.active {
  background: var(--blue-pale); color: var(--blue);
  border-color: rgba(26,95,212,0.2);
  font-weight: 600;
}
.nav-icon { font-size: 16px; flex-shrink: 0; width: 20px; text-align: center; }
.nav-label { font-family: var(--font-body); }

.nav-switch-btn {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  background: transparent; border-top: 1px solid var(--border);
  color: var(--text-2); text-decoration: none;
  font-family: var(--font-body); font-size: 12px; font-weight: 600;
  transition: background var(--transition); white-space: nowrap;
  cursor: pointer; min-height: 46px;
}
.nav-switch-btn:hover { background: var(--surface-2); }

/* ── Main ── */
.admin-main {
  margin-left: var(--sidebar-w, 260px);
  flex: 1; padding: 28px;
  transition: margin-left 0.25s ease;
  min-height: 100vh;
  position: relative;
  background: var(--bg);
}
.admin-main.expanded { margin-left: 64px; }
.admin-top-right {
  position: absolute; top: 16px; right: 24px; z-index: 50;
  display: flex; gap: 8px;
}

/* ── Page Header ── */
.page-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  margin-bottom: 24px; flex-wrap: wrap; gap: 14px;
}
.page-header h1 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; color: var(--text); }
.page-subtitle { font-size: 13px; color: var(--text-3); margin-top: 3px; }
.header-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ── Dashboard Grid ── */
.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── Filter Bar ── */
.filter-bar { display: flex; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; align-items: center; }

/* ── Form Grids ── */
.form-grid   { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 16px; padding: 0 24px; }
.form-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; margin-bottom: 14px; }

/* ── Checkout Grid ── */
.checkout-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }

/* ── Scan Tab ── */
.scan-tab-wrap { max-width: 480px; }
.scan-input-row { display: flex; gap: 8px; margin-bottom: 12px; }

/* ── Order Summary ── */
.order-summary-items { display: flex; flex-direction: column; gap: 8px; max-height: 300px; overflow-y: auto; }

/* ── Stock Badge Classes ── */
.stock-badge-in  { background: var(--green-pale); color: var(--green); }
.stock-badge-low { background: var(--yellow-pale); color: var(--yellow); animation: pulse 2.5s infinite; }
.stock-badge-out { background: var(--red-pale); color: var(--red); }

/* ── Expiry badges ── */
.expiry-warn     { color: var(--yellow); font-size: 11px; }
.expiry-critical { color: var(--red); }
.expiry-ok       { color: var(--green); }

/* ── Stock Edit ── */
.stock-edit { display: inline-flex; align-items: center; gap: 4px; }
.stock-edit input {
  width: 60px; background: var(--surface-2);
  border: 1.5px solid var(--border-strong); border-radius: var(--radius-sm);
  color: var(--text); font-family: var(--font-mono); font-size: 13px;
  padding: 4px 8px; outline: none;
}
.stock-edit input:focus { border-color: var(--blue); }

/* ── Customer QR output ── */
#caOutput { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
#caOutput .ca-qr-img {
  width: 180px; height: 180px; object-fit: contain;
  border-radius: var(--radius-md); border: 3px solid var(--blue);
  display: block; background: #fff; padding: 4px;
}

/* ── Dev Customer table ── */
#devCustomersBody td { font-size: 13px; }

/* ── Plan cards (subscriptions tab) ── */
.plans-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 28px; }

/* ── Cashier login hint card ── */
.cashier-login-hint {
  background: var(--blue-pale); border: 1px solid rgba(26,95,212,0.2);
  border-radius: var(--radius-md); padding: 12px 16px; margin-bottom: 16px;
}

/* ── Mini chart ── */
.mini-chart { display: flex; align-items: flex-end; gap: 3px; height: 40px; margin-top: 10px; }
.mini-bar { flex: 1; background: var(--blue-pale); border-radius: 3px 3px 0 0; min-height: 4px; transition: height 0.4s ease; }
.mini-bar:hover { background: var(--blue); }

/* ── Recent order / low stock rows ── */
.low-stock-name { display: flex; align-items: center; gap: 8px; font-family: var(--font-body); }
.low-stock-count { font-family: var(--font-mono); font-weight: 700; color: var(--yellow); }
.recent-order-id { font-family: var(--font-mono); color: var(--text-3); }
.recent-order-amount { font-family: var(--font-mono); color: var(--green); font-weight: 700; }

/* ── Revenue overview ── */
.revenue-row { display: flex; justify-content: space-between; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.revenue-row:last-child { border-bottom: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .dashboard-grid { grid-template-columns: 1fr; }
  .checkout-grid  { grid-template-columns: 1fr; }
  .form-grid-3    { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .admin-layout { flex-direction: column; }
  .sidebar {
    width: 100% !important;
    height: auto;
    position: relative;
    flex-direction: column;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .sidebar-header { padding: 10px 14px; }
  .logo { flex-direction: row; justify-content: flex-start; padding: 4px 0; gap: 10px; }
  .logo-img { width: 32px !important; height: 32px !important; }
  .logo-title { font-size: 0.78rem; }
  .logo-role { display: none; }
  .sidebar-nav { flex-direction: row; padding: 6px 10px; overflow-x: auto; overflow-y: hidden; gap: 4px; scrollbar-width: none; }
  .sidebar-nav::-webkit-scrollbar { display: none; }
  .nav-item { flex-direction: column; gap: 3px; font-size: 10px; padding: 8px 10px; min-height: unset; flex-shrink: 0; }
  .nav-label { font-size: 9px; }
  .nav-icon { font-size: 14px; width: auto; }
  .nav-switch-btn { padding: 10px 14px; font-size: 11px; min-height: unset; }
  .logout-btn { padding: 10px 14px; }
  .admin-main { margin-left: 0 !important; padding: 14px; min-height: unset; }
  .admin-top-right { right: 12px; top: 8px; }
  .form-grid { grid-template-columns: 1fr; padding: 0 16px; }
  .form-grid-3 { grid-template-columns: 1fr; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .page-header { flex-direction: column; gap: 10px; }
}

/* ============================================================
   WEIGHT VERIFICATION
   ============================================================ */

/* ── Weight banner ── */
.weight-banner {
  width: 100%;
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-weight: 600;
  font-family: var(--font-body);
  font-size: 13px;
  margin-top: 14px;
  line-height: 1.5;
}
.weight-banner.pass {
  background: var(--green-pale);
  color: var(--green);
  border: 1px solid var(--green);
}
.weight-banner.fail {
  background: var(--red-pale);
  color: var(--red);
  border: 1px solid var(--red);
}

/* ── Scale Simulator panel ── */
.scale-sim-panel {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-top: 16px;
}
.scale-demo-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-pale);
  border: 1px solid rgba(26,95,212,0.25);
  border-radius: 4px;
  padding: 2px 7px;
}

/* ── Scale Serial (Arduino) panel ── */
.scale-serial-panel {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-top: 16px;
}

.scale-serial-badge {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 4px;
  padding: 2px 7px;
}
.scale-serial-badge.disconnected {
  color: var(--red);
  background: var(--red-pale);
  border: 1px solid var(--red);
}
.scale-serial-badge.connected {
  color: var(--green);
  background: var(--green-pale);
  border: 1px solid var(--green);
}

.scale-serial-readout {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  min-height: 52px;
  display: flex;
  align-items: center;
}

.scale-serial-live {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-mono);
  transition: color 0.3s;
}
.scale-serial-value {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
}
.scale-serial-unit {
  font-size: 1rem;
  font-weight: 600;
}
.scale-status-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 6px 14px;
  border-radius: 20px;
  background: var(--surface-2);
  color: var(--text-3);
  border: 1px solid var(--border);
  white-space: nowrap;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.scale-status-badge.offline {
  background: var(--red-pale);
  color: var(--red);
  border-color: var(--red);
}
.scale-status-badge.verified {
  background: var(--green-pale);
  color: var(--green);
  border-color: var(--green);
}