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

:root {
  /* ── Colors ── */
  --color-sidebar:        #1a2151;
  --color-sidebar-hover:  #222b6a;
  --color-sidebar-active: #2c3785;
  --color-bg:             #f0f4ff;
  --color-card:           #FFFFFF;
  --color-primary:        #4F46E5;
  --color-primary-hover:  #4338CA;
  --color-primary-light:  #EEF2FF;
  --color-success:        #10B981;
  --color-success-light:  #ECFDF5;
  --color-danger:         #EF4444;
  --color-danger-light:   #FEF2F2;
  --color-warning:        #F59E0B;
  --color-text:           #111827;
  --color-muted:          #6B7280;
  --color-border:         #E5E7EB;

  /* ── Typography ── */
  --font-family: 'DM Sans', 'Segoe UI', system-ui, sans-serif;
  --text-xs:   11px;
  --text-sm:   12px;
  --text-base: 14px;
  --text-md:   15px;
  --text-lg:   17px;
  --text-xl:   22px;
  --text-2xl:  28px;

  /* ── Spacing ── */
  --sp-xs:  4px;
  --sp-sm:  8px;
  --sp-md:  16px;
  --sp-lg:  24px;
  --sp-xl:  32px;
  --sp-2xl: 48px;

  /* ── Radius ── */
  --radius-sm:   6px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   14px;
  --radius-pill: 20px;

  /* ── Layout ── */
  --sidebar-width: 230px;
  --topbar-height:  56px;

  /* ── Elevation ── */
  --shadow-card:      0 1px 3px rgba(0,0,0,0.08);
  --shadow-slideover: -8px 0 40px rgba(0,0,0,0.12);
  --shadow-toast:     0 4px 20px rgba(0,0,0,0.15);

  /* ── Motion ── */
  --ease-fast:  0.15s ease;
  --ease-base:  0.2s ease;
  --ease-slide: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Global reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-family);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

/* ── Scrollbar ── */
::-webkit-scrollbar       { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 4px; }

/* ── Animations ── */
@keyframes slideUp {
  from { transform: translateY(12px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Utility classes ── */
.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px var(--sp-lg);
  border-bottom: 1px solid var(--color-border);
}

.card__title {
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--color-text);
}

.card--centered {
  padding: var(--sp-xl);
  text-align: center;
  color: var(--color-muted);
  margin-top: var(--sp-xl);
}

.badge-count {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-pill);
  padding: 2px 10px;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-left: var(--sp-sm);
}

/* ── Page header ── */
.page-header   { margin-bottom: 28px; }
.page-title    { font-size: var(--text-xl); font-weight: 700; color: var(--color-text); margin: 0; }
.page-subtitle { margin-top: 6px; color: var(--color-muted); font-size: var(--text-base); }

/* ── Empty states ── */
.empty-icon     { font-size: 40px; margin-bottom: 12px; }
.empty-title    { font-size: var(--text-md); font-weight: 600; color: var(--color-text); }
.empty-subtitle { font-size: 13px; margin-top: 6px; color: var(--color-muted); }

/* ── Stats grid ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-md);
  margin-bottom: var(--sp-xl);
}

.lookup-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}

/* ── Table ── */
.table-wrapper {
  overflow-x: auto;
}

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

.table thead th {
  padding: 11px var(--sp-lg);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.table tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background var(--ease-fast);
}

.table tbody tr:last-child { border-bottom: none; }
.table tbody tr:hover      { background: #FAFAFA; }

.table td {
  padding: 14px var(--sp-lg);
  font-size: var(--text-base);
  color: var(--color-text);
}

.td--bold { font-weight: 600; }
.td--icon { font-size: 20px; width: 48px; }

.order-chip {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 2px 10px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-muted);
  display: inline-block;
}

.table-loading {
  padding: 60px 0;
  text-align: center;
  color: var(--color-muted);
}

.spinner {
  display: inline-block;
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Form ── */
.status-toggle {
  display: flex;
  gap: var(--sp-sm);
}

.toggle-btn {
  flex: 1;
  padding: 10px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-card);
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-family);
  cursor: pointer;
  transition: var(--ease-base);
}

.toggle-btn--on {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

.form-actions {
  display: flex;
  gap: var(--sp-sm);
  margin-top: var(--sp-xl);
}

/* ── Skeleton ── */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
}

.validation-message {
  color: var(--color-danger);
  font-size: var(--text-sm);
  margin-top: 4px;
  display: block;
}

/* ── Pagination ── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-top: 1px solid var(--color-border);
  background: var(--color-card);
}

.pagination-info {
  font-size: var(--text-sm);
  color: var(--color-muted);
  font-weight: 500;
}

/* ── Vendor Status & Tier Badges ── */
.status-badge {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.status-pending {
  background: var(--color-warning);
  color: white;
}

.status-active {
  background: var(--color-success);
  color: white;
}

.status-inactive {
  background: var(--color-muted);
  color: white;
}

.status-suspended {
  background: var(--color-danger);
  color: white;
}

.tier-badge {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
}

.tier-basic {
  background: #E5E7EB;
  color: #6B7280;
}

.tier-premium {
  background: #DBEAFE;
  color: #1E40AF;
}

.tier-gold {
  background: #FEF3C7;
  color: #92400E;
}