/* ═══════════════════════════════════════════════════════════════════════
   KaizenOS ERP — Design System Unificado
   TailAdmin-inspired | Complementa Tailwind output.css
   Usado em: layout.html (ERP interno) + layout_customer.html (Área do Cliente)
   ═══════════════════════════════════════════════════════════════════════ */

/* ── Google Fonts: Inter ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ══════════════════════════════════════════════════════
   TOKENS GLOBAIS
   ══════════════════════════════════════════════════════ */
:root {
  --kz-primary: var(--primary-color, #ea0029);
  --kz-secondary: var(--secondary-color, #000000);

  /* Sidebar */
  --kz-sidebar-bg: #1a1d2e;
  --kz-sidebar-width: 280px;
  --kz-header-height: 64px;

  /* Spacing */
  --kz-radius: 10px;
  --kz-radius-sm: 6px;
  --kz-radius-md: 8px;
  --kz-radius-lg: 14px;
  --kz-radius-xl: 18px;

  /* Shadows */
  --kz-shadow-xs: 0 1px 2px 0 rgba(0,0,0,0.05);
  --kz-shadow-sm: 0 1px 3px 0 rgba(0,0,0,0.07), 0 1px 2px -1px rgba(0,0,0,0.05);
  --kz-shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --kz-shadow-md: 0 10px 25px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
  --kz-shadow-lg: 0 20px 40px -5px rgba(0,0,0,0.12), 0 8px 16px -6px rgba(0,0,0,0.06);
  --kz-shadow-xl: 0 25px 60px rgba(0,0,0,0.18);

  /* Colors */
  --kz-border: #e5e7eb;
  --kz-border-light: #f1f5f9;
  --kz-bg: #f8fafc;
  --kz-surface: #ffffff;
  --kz-text: #1f2937;
  --kz-text-muted: #6b7280;
  --kz-text-light: #9ca3af;

  /* Status */
  --kz-success: #10b981;
  --kz-warning: #f59e0b;
  --kz-danger: #ef4444;
  --kz-info: #3b82f6;
}

/* ── Base ── */
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--kz-bg);
  color: var(--kz-text);
}

/* ══════════════════════════════════════════════════════
   LAYOUT PRINCIPAL — ERP
   ══════════════════════════════════════════════════════ */
.erp-layout {
  display: flex;
  min-height: 100vh;
}

.erp-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--kz-sidebar-width);
  z-index: 50;
  display: flex;
  flex-direction: column;
  background: var(--kz-sidebar-bg);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.erp-sidebar-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow-y: auto;
  padding-bottom: 1rem;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.12) transparent;
}
.erp-sidebar-inner::-webkit-scrollbar { width: 4px; }
.erp-sidebar-inner::-webkit-scrollbar-track { background: transparent; }
.erp-sidebar-inner::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 99px; }

.erp-sidebar-logo {
  display: flex;
  align-items: center;
  height: var(--kz-header-height);
  padding: 0 1.5rem;
  flex-shrink: 0;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.erp-sidebar-nav {
  flex: 1;
  padding: 1rem 0.75rem;
}

.erp-sidebar-footer {
  padding: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.07);
  flex-shrink: 0;
}

/* Mobile Sidebar State */
.erp-sidebar.sidebar-hidden {
  transform: translateX(-100%);
}
@media (min-width: 1024px) {
  .erp-sidebar.sidebar-hidden {
    transform: translateX(0);
  }
}

/* Overlay mobile */
.erp-sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 49;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(2px);
}
.erp-sidebar-overlay.active { display: block; }
@media (min-width: 1024px) {
  .erp-sidebar-overlay { display: none !important; }
}

/* Content area */
.erp-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  margin-left: 0;
  transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
@media (min-width: 1024px) {
  .erp-content {
    margin-left: var(--kz-sidebar-width);
  }
}

/* ══════════════════════════════════════════════════════
   HEADER / TOPBAR
   ══════════════════════════════════════════════════════ */
.erp-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--kz-header-height);
  background: #ffffff;
  border-bottom: 1px solid var(--kz-border);
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  gap: 1rem;
  box-shadow: var(--kz-shadow-xs);
  flex-shrink: 0;
}

html.dark .erp-header {
  background: #1f2937;
  border-bottom-color: #374151;
}

.erp-header-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}

.erp-header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* Hamburger */
.erp-hamburger {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--kz-radius-sm);
  border: none;
  background: transparent;
  cursor: pointer;
  color: #6b7280;
  transition: all 0.15s ease;
  flex-shrink: 0;
}
.erp-hamburger:hover {
  background: #f3f4f6;
  color: #111827;
}
@media (min-width: 1024px) {
  .erp-hamburger { display: none; }
}

/* Breadcrumb */
.erp-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  color: var(--kz-text-muted);
  min-width: 0;
  overflow: hidden;
}
.erp-breadcrumb-item {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.erp-breadcrumb-item.active {
  color: var(--kz-text);
  font-weight: 500;
}
.erp-breadcrumb a {
  color: inherit;
  text-decoration: none;
}
.erp-breadcrumb a:hover { color: var(--kz-primary); }

/* Header icon buttons */
.erp-header-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--kz-radius-sm);
  border: none;
  background: transparent;
  cursor: pointer;
  color: #6b7280;
  transition: all 0.15s ease;
}
.erp-header-btn:hover {
  background: #f3f4f6;
  color: #111827;
}
html.dark .erp-header-btn:hover {
  background: #374151;
  color: #f9fafb;
}

/* ══════════════════════════════════════════════════════
   MAIN CONTENT AREA
   ══════════════════════════════════════════════════════ */
.erp-main {
  flex: 1;
  padding: 1.5rem;
  min-width: 0;
}
@media (min-width: 640px) { .erp-main { padding: 2rem; } }
@media (min-width: 1024px) { .erp-main { padding: 2rem 2.5rem; } }

/* ══════════════════════════════════════════════════════
   SIDEBAR NAVIGATION
   ══════════════════════════════════════════════════════ */

/* Section label */
.erp-nav-section {
  padding: 0.375rem 0.625rem 0.25rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.3);
  margin-top: 0.75rem;
}
.erp-nav-section:first-child { margin-top: 0; }

/* Nav Item */
.erp-nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--kz-radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  transition: all 0.15s ease;
  text-decoration: none;
  cursor: pointer;
  border: none;
  background: none;
  text-align: left;
  width: 100%;
  line-height: 1.4;
}
.erp-nav-item:hover {
  background: rgba(255,255,255,0.07);
  color: #ffffff;
}
.erp-nav-item.erp-nav-active {
  background: color-mix(in srgb, var(--kz-primary) 22%, transparent);
  color: #ffffff;
}
.erp-nav-item.erp-nav-active .erp-nav-icon {
  color: var(--kz-primary);
}

/* Nav Icon */
.erp-nav-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  color: rgba(255,255,255,0.4);
  transition: color 0.15s;
}
.erp-nav-item:hover .erp-nav-icon {
  color: rgba(255,255,255,0.8);
}

/* Nav Chevron */
.erp-nav-chevron {
  width: 1rem;
  height: 1rem;
  margin-left: auto;
  color: rgba(255,255,255,0.3);
  transition: transform 0.2s ease, color 0.15s;
  flex-shrink: 0;
}
.erp-nav-item[aria-expanded="true"] .erp-nav-chevron,
.erp-nav-item.open .erp-nav-chevron {
  transform: rotate(90deg);
}

/* Nav Text */
.erp-nav-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Submenu */
.erp-nav-sub {
  padding-left: 2rem;
  margin-top: 0.125rem;
  border-left: 1px solid rgba(255,255,255,0.08);
  margin-left: 1.375rem;
}
.erp-nav-sub-item {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.375rem 0.625rem;
  border-radius: var(--kz-radius-sm);
  font-size: 0.8125rem;
  font-weight: 400;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: all 0.15s ease;
  width: 100%;
}
.erp-nav-sub-item:hover {
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.9);
}
.erp-nav-sub-item.erp-nav-sub-active {
  color: var(--kz-primary) !important;
  background: color-mix(in srgb, var(--kz-primary) 10%, transparent) !important;
  font-weight: 500;
}

/* Nested sub */
.erp-nav-sub-nested {
  padding-left: 1rem;
  border-left: 1px solid rgba(255,255,255,0.05);
  margin-left: 0.625rem;
}
.erp-nav-sub-nested-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.5rem;
  border-radius: var(--kz-radius-sm);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: all 0.15s ease;
}
.erp-nav-sub-nested-item:hover {
  color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.04);
}
.erp-nav-sub-nested-item.active {
  color: var(--kz-primary);
}

/* User card (sidebar footer) */
.erp-user-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.75rem;
  border-radius: var(--kz-radius);
  background: rgba(255,255,255,0.05);
  cursor: pointer;
  border: none;
  text-align: left;
  width: 100%;
  transition: background 0.15s;
}
.erp-user-card:hover { background: rgba(255,255,255,0.09); }

.erp-user-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  flex-shrink: 0;
  object-fit: cover;
}
.erp-user-avatar-placeholder {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--kz-primary), var(--kz-secondary));
}

/* ══════════════════════════════════════════════════════
   PAGE HEADER
   ══════════════════════════════════════════════════════ */
.erp-page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.erp-page-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: #111827;
  line-height: 1.3;
  margin: 0;
}
html.dark .erp-page-title { color: #f9fafb; }

.erp-page-subtitle {
  font-size: 0.875rem;
  color: var(--kz-text-muted);
  margin: 0.25rem 0 0;
}
.erp-page-actions {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* ══════════════════════════════════════════════════════
   CARDS
   ══════════════════════════════════════════════════════ */
.erp-card {
  background: #ffffff;
  border: 1px solid var(--kz-border);
  border-radius: var(--kz-radius-lg);
  box-shadow: var(--kz-shadow-sm);
  overflow: hidden;
}
html.dark .erp-card {
  background: #1f2937;
  border-color: #374151;
}

.erp-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.125rem 1.5rem;
  border-bottom: 1px solid var(--kz-border-light);
  gap: 0.75rem;
}
html.dark .erp-card-header { border-bottom-color: #374151; }

.erp-card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: #111827;
  margin: 0;
}
html.dark .erp-card-title { color: #f9fafb; }

.erp-card-body {
  padding: 1.5rem;
}
.erp-card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--kz-border-light);
  background: #fafafa;
}
html.dark .erp-card-footer { background: #1a2332; border-top-color: #374151; }

/* ══════════════════════════════════════════════════════
   STAT CARDS
   ══════════════════════════════════════════════════════ */
.erp-stat-card {
  background: #ffffff;
  border: 1px solid var(--kz-border);
  border-radius: var(--kz-radius-lg);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--kz-shadow-sm);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.erp-stat-card:hover {
  box-shadow: var(--kz-shadow-md);
  transform: translateY(-1px);
}
html.dark .erp-stat-card {
  background: #1f2937;
  border-color: #374151;
}

.erp-stat-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--kz-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.erp-stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--kz-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}
.erp-stat-value {
  font-size: 1.625rem;
  font-weight: 700;
  color: #111827;
  line-height: 1.2;
}
html.dark .erp-stat-value { color: #f9fafb; }

.erp-stat-trend {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.75rem;
  font-weight: 500;
  margin-top: 0.375rem;
}
.erp-stat-trend.up { color: #059669; }
.erp-stat-trend.down { color: #dc2626; }
.erp-stat-trend.neutral { color: #6b7280; }

/* ══════════════════════════════════════════════════════
   BUTTONS
   ══════════════════════════════════════════════════════ */
.erp-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: var(--kz-radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}
.erp-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.erp-btn-primary {
  background: var(--kz-primary);
  color: #ffffff;
  border-color: var(--kz-primary);
}
.erp-btn-primary:hover:not(:disabled) {
  filter: brightness(1.1);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--kz-primary) 35%, transparent);
}

.erp-btn-secondary {
  background: #ffffff;
  color: #374151;
  border-color: var(--kz-border);
}
.erp-btn-secondary:hover:not(:disabled) {
  background: #f9fafb;
  border-color: #d1d5db;
}
html.dark .erp-btn-secondary {
  background: #374151;
  color: #e5e7eb;
  border-color: #4b5563;
}

.erp-btn-danger {
  background: #ffffff;
  color: #dc2626;
  border-color: #fecaca;
}
.erp-btn-danger:hover:not(:disabled) {
  background: #fef2f2;
  border-color: #fca5a5;
}

.erp-btn-ghost {
  background: transparent;
  color: #6b7280;
  border-color: transparent;
}
.erp-btn-ghost:hover:not(:disabled) {
  background: #f3f4f6;
  color: #111827;
}

.erp-btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8125rem; }
.erp-btn-lg { padding: 0.625rem 1.375rem; font-size: 0.9375rem; }
.erp-btn-icon {
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  justify-content: center;
}

/* ══════════════════════════════════════════════════════
   FORMS
   ══════════════════════════════════════════════════════ */
.erp-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #374151;
  margin-bottom: 0.375rem;
}
html.dark .erp-label { color: #d1d5db; }

.erp-label-required::after {
  content: ' *';
  color: var(--kz-danger);
}

.erp-input,
.erp-select,
.erp-textarea {
  width: 100%;
  padding: 0.5rem 0.875rem;
  border: 1.5px solid var(--kz-border);
  border-radius: var(--kz-radius-md);
  font-size: 0.9375rem;
  color: #1f2937;
  background: #ffffff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  font-family: inherit;
  box-sizing: border-box;
}
.erp-input::placeholder,
.erp-textarea::placeholder { color: #9ca3af; }
.erp-input:focus,
.erp-select:focus,
.erp-textarea:focus {
  outline: none;
  border-color: var(--kz-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--kz-primary) 12%, transparent);
}
html.dark .erp-input,
html.dark .erp-select,
html.dark .erp-textarea {
  background: #374151;
  border-color: #4b5563;
  color: #f9fafb;
}

.erp-textarea { resize: vertical; min-height: 5rem; line-height: 1.6; }
.erp-select { cursor: pointer; }

.erp-form-group { margin-bottom: 1.125rem; }
.erp-form-hint {
  font-size: 0.75rem;
  color: var(--kz-text-muted);
  margin-top: 0.25rem;
}
.erp-form-error {
  font-size: 0.75rem;
  color: var(--kz-danger);
  margin-top: 0.25rem;
}

/* Input with icon */
.erp-input-group {
  position: relative;
}
.erp-input-group .erp-input {
  padding-left: 2.5rem;
}
.erp-input-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: #9ca3af;
  pointer-events: none;
  width: 1.125rem;
  height: 1.125rem;
}

/* ══════════════════════════════════════════════════════
   TABLES
   ══════════════════════════════════════════════════════ */
.erp-table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.erp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.erp-table-th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--kz-text-muted);
  background: #f9fafb;
  border-bottom: 1px solid var(--kz-border);
  white-space: nowrap;
}
html.dark .erp-table-th {
  background: #1a2332;
  border-bottom-color: #374151;
  color: #9ca3af;
}

.erp-table-td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--kz-border-light);
  color: #374151;
  vertical-align: middle;
}
html.dark .erp-table-td {
  border-bottom-color: #374151;
  color: #d1d5db;
}

.erp-table-row {
  transition: background 0.1s ease;
}
.erp-table-row:hover .erp-table-td { background: #f8fafc; }
html.dark .erp-table-row:hover .erp-table-td { background: #1f2937; }

.erp-table-row:last-child .erp-table-td { border-bottom: none; }

/* ══════════════════════════════════════════════════════
   BADGES
   ══════════════════════════════════════════════════════ */
.erp-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.1875rem 0.625rem;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 500;
  border: 1px solid transparent;
}
.erp-badge-primary {
  background: color-mix(in srgb, var(--kz-primary) 12%, transparent);
  color: var(--kz-primary);
  border-color: color-mix(in srgb, var(--kz-primary) 25%, transparent);
}
.erp-badge-success {
  background: #ecfdf5;
  color: #065f46;
  border-color: #a7f3d0;
}
.erp-badge-warning {
  background: #fffbeb;
  color: #92400e;
  border-color: #fde68a;
}
.erp-badge-danger {
  background: #fef2f2;
  color: #991b1b;
  border-color: #fecaca;
}
.erp-badge-info {
  background: #eff6ff;
  color: #1e40af;
  border-color: #bfdbfe;
}
.erp-badge-gray {
  background: #f9fafb;
  color: #374151;
  border-color: #e5e7eb;
}

/* ══════════════════════════════════════════════════════
   MODAIS
   ══════════════════════════════════════════════════════ */
.erp-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  overflow-y: auto;
}
/* Garante que a classe .hidden do Tailwind funcione corretamente mesmo com display:flex acima */
.erp-modal-backdrop.hidden {
  display: none !important;
}

.erp-modal {
  position: relative;
  z-index: 9999;
  width: 100%;
  max-width: 520px;
  background: #ffffff;
  border-radius: var(--kz-radius-xl);
  box-shadow: var(--kz-shadow-xl);
  overflow: hidden;
  animation: erp-modal-in 0.2s ease;
}
html.dark .erp-modal { background: #1f2937; }

@keyframes erp-modal-in {
  from { opacity: 0; transform: scale(0.95) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.erp-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--kz-border-light);
  gap: 0.75rem;
}
html.dark .erp-modal-header { border-bottom-color: #374151; }

.erp-modal-title {
  font-size: 1rem;
  font-weight: 600;
  color: #111827;
  margin: 0;
}
html.dark .erp-modal-title { color: #f9fafb; }

.erp-modal-body { padding: 1.5rem; }
.erp-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.625rem;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--kz-border-light);
  background: #fafafa;
}
html.dark .erp-modal-footer { background: #1a2332; border-top-color: #374151; }

/* ══════════════════════════════════════════════════════
   ALERTS
   ══════════════════════════════════════════════════════ */
.erp-alert {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  border-radius: var(--kz-radius-md);
  font-size: 0.875rem;
  border: 1px solid transparent;
}
.erp-alert-success {
  background: #ecfdf5;
  color: #065f46;
  border-color: #a7f3d0;
}
.erp-alert-error {
  background: #fef2f2;
  color: #991b1b;
  border-color: #fecaca;
}
.erp-alert-warning {
  background: #fffbeb;
  color: #92400e;
  border-color: #fde68a;
}
.erp-alert-info {
  background: #eff6ff;
  color: #1e40af;
  border-color: #bfdbfe;
}

/* ══════════════════════════════════════════════════════
   TOAST NOTIFICATIONS
   ══════════════════════════════════════════════════════ */
.erp-toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  pointer-events: none;
}
.erp-toast {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.125rem;
  background: #1f2937;
  color: #f9fafb;
  border-radius: var(--kz-radius-lg);
  box-shadow: var(--kz-shadow-lg);
  font-size: 0.875rem;
  font-weight: 500;
  min-width: 280px;
  max-width: 400px;
  pointer-events: all;
  animation: erp-toast-in 0.25s ease;
}
@keyframes erp-toast-in {
  from { opacity: 0; transform: translateX(1rem); }
  to { opacity: 1; transform: translateX(0); }
}
.erp-toast.erp-toast-success { background: #059669; }
.erp-toast.erp-toast-error { background: #dc2626; }
.erp-toast.erp-toast-warning { background: #d97706; }
.erp-toast.erp-toast-info { background: #2563eb; }

/* ══════════════════════════════════════════════════════
   ANIMATIONS
   ══════════════════════════════════════════════════════ */
@keyframes erp-fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.erp-fade-in { animation: erp-fade-in 0.3s ease; }

@keyframes erp-slide-in-right {
  from { opacity: 0; transform: translateX(12px); }
  to { opacity: 1; transform: translateX(0); }
}
.erp-slide-in { animation: erp-slide-in-right 0.25s ease; }

/* ══════════════════════════════════════════════════════
   CUSTOMER AREA COMPAT — ca-* classes reuse erp-* tokens
   (customer_area.css continua funcionando, esse arquivo
    é carregado junto e as variáveis ficam disponíveis)
   ══════════════════════════════════════════════════════ */
.ca-layout {
  --ca-primary: var(--kz-primary);
  --ca-secondary: var(--kz-secondary);
  --ca-radius: var(--kz-radius);
  --ca-radius-sm: var(--kz-radius-sm);
  --ca-radius-lg: var(--kz-radius-lg);
  --ca-shadow: var(--kz-shadow-sm);
  --ca-shadow-md: var(--kz-shadow);
  --ca-shadow-lg: var(--kz-shadow-md);
}

/* ══════════════════════════════════════════════════════
   DARK MODE GLOBAL
   ══════════════════════════════════════════════════════ */
html.dark body { background-color: #111827; color: #f9fafb; }
html.dark .erp-main { background: #111827; }
html.dark .bg-white { background-color: #1f2937 !important; }
html.dark .bg-gray-50 { background-color: #111827 !important; }
html.dark .bg-gray-100 { background-color: #1f2937 !important; }
html.dark .border-gray-200 { border-color: #374151 !important; }
html.dark .border-gray-100 { border-color: #374151 !important; }
html.dark .text-gray-900 { color: #f9fafb !important; }
html.dark .text-gray-700 { color: #d1d5db !important; }
html.dark .text-gray-600 { color: #9ca3af !important; }
html.dark .text-gray-500 { color: #6b7280 !important; }
html.dark .shadow-sm { box-shadow: 0 1px 2px 0 rgba(0,0,0,0.4) !important; }

/* ══════════════════════════════════════════════════════
   UTILITIES
   ══════════════════════════════════════════════════════ */
.erp-divider {
  border: none;
  border-top: 1px solid var(--kz-border);
  margin: 1.25rem 0;
}

/* Empty state */
.erp-empty {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--kz-text-muted);
}
.erp-empty-icon {
  width: 3rem;
  height: 3rem;
  margin: 0 auto 1rem;
  color: #d1d5db;
}
.erp-empty-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: #374151;
  margin-bottom: 0.375rem;
}
.erp-empty-desc {
  font-size: 0.875rem;
  color: var(--kz-text-muted);
}

/* Scrollbar */
.erp-scrollbar::-webkit-scrollbar { width: 5px; height: 5px; }
.erp-scrollbar::-webkit-scrollbar-track { background: transparent; }
.erp-scrollbar::-webkit-scrollbar-thumb { background: #d1d5db; border-radius: 99px; }
.erp-scrollbar::-webkit-scrollbar-thumb:hover { background: #9ca3af; }

/* ══════════════════════════════════════════════════════
   FORMS PREMIUM — Estilos aprimorados para formulários
   ══════════════════════════════════════════════════════ */

/* ── Card de Seção de Form ── */
.erp-form-section {
  background: #ffffff;
  border: 1px solid var(--kz-border);
  border-radius: var(--kz-radius-lg);
  box-shadow: var(--kz-shadow-sm);
  overflow: hidden;
  margin-bottom: 1.25rem;
}
html.dark .erp-form-section { background: #1f2937; border-color: #374151; }

.erp-form-section-header {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--kz-border-light);
  background: #fafafa;
}
html.dark .erp-form-section-header { background: #1a2332; border-bottom-color: #374151; }

.erp-form-section-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.625rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.erp-form-section-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: #111827;
  margin: 0;
}
html.dark .erp-form-section-title { color: #f9fafb; }

.erp-form-section-subtitle {
  font-size: 0.75rem;
  color: var(--kz-text-muted);
  margin: 0;
}

.erp-form-section-body {
  padding: 1.5rem;
}

/* ── Grid helpers ── */
.erp-form-grid { display: grid; gap: 1.125rem; }
.erp-form-grid-2 { grid-template-columns: repeat(2, 1fr); }
.erp-form-grid-3 { grid-template-columns: repeat(3, 1fr); }
.erp-form-grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 640px) {
  .erp-form-grid-2,
  .erp-form-grid-3,
  .erp-form-grid-4 { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .erp-form-grid-3,
  .erp-form-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

.erp-form-col-2 { grid-column: span 2; }
.erp-form-col-3 { grid-column: span 3; }
.erp-form-col-full { grid-column: 1 / -1; }

/* ── Input States ── */
.erp-input.is-error,
.erp-select.is-error,
.erp-textarea.is-error {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}
.erp-input.is-success,
.erp-select.is-success,
.erp-textarea.is-success {
  border-color: #10b981 !important;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1) !important;
}
.erp-input[disabled],
.erp-select[disabled],
.erp-textarea[disabled] {
  background: #f9fafb !important;
  cursor: not-allowed;
  opacity: 0.7;
}
html.dark .erp-input[disabled],
html.dark .erp-select[disabled],
html.dark .erp-textarea[disabled] {
  background: #1a2332 !important;
}

/* ── Input with Prefix text (e.g. "R$") ── */
.erp-input-prefix {
  position: relative;
}
.erp-input-prefix-text {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  padding: 0 0.75rem;
  font-size: 0.875rem;
  color: var(--kz-text-muted);
  background: #f9fafb;
  border-right: 1px solid var(--kz-border);
  border-radius: var(--kz-radius-md) 0 0 var(--kz-radius-md);
  white-space: nowrap;
  font-weight: 500;
}
.erp-input-prefix .erp-input {
  padding-left: calc(var(--prefix-width, 3rem) + 0.25rem);
}

/* ── Checkbox & Radio premium ── */
.erp-checkbox-group,
.erp-radio-group {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}
.erp-check-item,
.erp-radio-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  padding: 0.625rem 0.875rem;
  border: 1.5px solid var(--kz-border);
  border-radius: var(--kz-radius-md);
  cursor: pointer;
  transition: all 0.15s ease;
  background: #ffffff;
}
.erp-check-item:hover,
.erp-radio-item:hover {
  border-color: var(--kz-primary);
  background: color-mix(in srgb, var(--kz-primary) 3%, transparent);
}
html.dark .erp-check-item,
html.dark .erp-radio-item {
  background: #374151;
  border-color: #4b5563;
}
.erp-check-item input[type="checkbox"],
.erp-radio-item input[type="radio"] {
  width: 1rem;
  height: 1rem;
  margin-top: 0.125rem;
  flex-shrink: 0;
  accent-color: var(--kz-primary);
  cursor: pointer;
}
.erp-check-item.checked,
.erp-radio-item.checked {
  border-color: var(--kz-primary);
  background: color-mix(in srgb, var(--kz-primary) 5%, transparent);
}
.erp-check-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
  cursor: pointer;
  line-height: 1.4;
}
html.dark .erp-check-label { color: #d1d5db; }
.erp-check-desc {
  font-size: 0.75rem;
  color: var(--kz-text-muted);
  margin-top: 0.125rem;
}

/* ── Switch Toggle ── */
.erp-switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  cursor: pointer;
}
.erp-switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.erp-switch-track {
  position: relative;
  width: 2.75rem;
  height: 1.5rem;
  border-radius: 99px;
  background: #d1d5db;
  transition: background 0.2s ease;
  flex-shrink: 0;
}
.erp-switch input:checked ~ .erp-switch-track {
  background: var(--kz-primary);
}
.erp-switch-thumb {
  position: absolute;
  top: 0.1875rem;
  left: 0.1875rem;
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
  transition: transform 0.2s ease;
}
.erp-switch input:checked ~ .erp-switch-track .erp-switch-thumb {
  transform: translateX(1.25rem);
}
.erp-switch-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
}
html.dark .erp-switch-label { color: #d1d5db; }

/* ── File Upload ── */
.erp-file-upload {
  border: 2px dashed var(--kz-border);
  border-radius: var(--kz-radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.2s ease;
  cursor: pointer;
  background: #fafafa;
}
.erp-file-upload:hover {
  border-color: var(--kz-primary);
  background: color-mix(in srgb, var(--kz-primary) 3%, white);
}
html.dark .erp-file-upload {
  background: #1a2332;
  border-color: #374151;
}

/* ── Form Action Bar (sticky bottom) ── */
.erp-form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  padding: 1rem 0;
  flex-wrap: wrap;
}
.erp-form-actions-sticky {
  position: sticky;
  bottom: 0;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(8px);
  padding: 0.875rem 1.5rem;
  border-top: 1px solid var(--kz-border);
  z-index: 10;
  margin: 0 -2.5rem;
}
html.dark .erp-form-actions-sticky {
  background: rgba(17, 24, 39, 0.9);
  border-top-color: #374151;
}

/* ── Tag/Multi-select visuals ── */
.erp-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.1875rem 0.625rem;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 500;
  background: color-mix(in srgb, var(--kz-primary) 10%, transparent);
  color: var(--kz-primary);
  border: 1px solid color-mix(in srgb, var(--kz-primary) 25%, transparent);
}
.erp-tag-btn {
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  color: inherit;
  opacity: 0.7;
}
.erp-tag-btn:hover { opacity: 1; }

/* ── Search Input autocomplete dropdown ── */
.erp-autocomplete-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 50;
  margin-top: 0.25rem;
  background: #ffffff;
  border: 1px solid var(--kz-border);
  border-radius: var(--kz-radius-lg);
  box-shadow: var(--kz-shadow-lg);
  max-height: 16rem;
  overflow-y: auto;
}
html.dark .erp-autocomplete-dropdown {
  background: #1f2937;
  border-color: #374151;
}
.erp-autocomplete-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 1rem;
  cursor: pointer;
  transition: background 0.1s ease;
  font-size: 0.875rem;
}
.erp-autocomplete-item:hover {
  background: #f9fafb;
}
html.dark .erp-autocomplete-item:hover { background: #374151; }
.erp-autocomplete-empty {
  padding: 1rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--kz-text-muted);
}

/* ── Required asterisk ── */
.erp-label-required::after { content: ' *'; color: #ef4444; }

/* ── Character counter ── */
.erp-char-count {
  font-size: 0.6875rem;
  color: var(--kz-text-light);
  text-align: right;
  margin-top: 0.25rem;
}
.erp-char-count.near-limit { color: #f59e0b; }
.erp-char-count.at-limit { color: #ef4444; }

/* ── Loading spinner in buttons ── */
@keyframes erp-spin { to { transform: rotate(360deg); } }
.erp-btn-loading .erp-spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: erp-spin 0.7s linear infinite;
}

/* ── Select arrow indicator ── */
.erp-select-arrow {
  pointer-events: none;
  position: absolute;
  right: 0.875rem;
  top: 50%;
  transform: translateY(-50%);
  color: #9ca3af;
  display: flex;
  align-items: center;
}
.erp-select-arrow svg { width: 1.125rem; height: 1.125rem; }

/* ── Form section (alias de erp-card para formulários) ── */
.erp-form-section { margin-bottom: 1.25rem; }

/* ── Form actions bar ── */
.erp-form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  padding-top: 0.75rem;
  flex-wrap: wrap;
}

/* ── Toast upgrade: use global window.toast instead of local showToast ── */
/* Ensure toast CSS is not duplicated */