/* Swe Htoo Su (ဆွေထူးဆု) Agricultural Machinery ERP & Financial System */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Pyidaungsu:wght@400;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* Brand Palette - Agriculture Emerald & Industrial Slate / Gold */
  --primary: #0d9488;
  --primary-dark: #0f766e;
  --primary-light: #ccfbf1;
  --primary-gradient: linear-gradient(135deg, #0f766e 0%, #0d9488 50%, #14b8a6 100%);
  
  --accent-gold: #d97706;
  --accent-gold-light: #fef3c7;
  --accent-gold-dark: #b45309;

  --success: #10b981;
  --success-bg: #ecfdf5;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --info: #3b82f6;
  --info-bg: #eff6ff;

  /* Neutral tones */
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-subtle: #f1f5f9;
  --bg-sidebar: #0f172a;
  --bg-sidebar-hover: #1e293b;
  --bg-sidebar-active: #134e4a;
  
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --text-inverse: #ffffff;

  --border-color: #e2e8f0;
  --border-focus: #0d9488;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --font-family: 'Outfit', 'Pyidaungsu', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  --bg-main: #0b0f19;
  --bg-card: #131b2e;
  --bg-card-subtle: #1a243d;
  --border-color: #243252;
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-light: #64748b;
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Typography Burmese fine-tuning */
h1, h2, h3, h4, h5, h6, p, span, button, input, select, textarea, table {
  font-family: var(--font-family);
}

/* Layout App Structure */
.app-container {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

/* Sidebar */
.app-sidebar {
  width: 280px;
  background-color: var(--bg-sidebar);
  color: var(--text-inverse);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: var(--transition);
  z-index: 50;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.brand-section {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(13, 148, 136, 0.15) 0%, transparent 100%);
}

.brand-logo-badge {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #fff;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.4);
  overflow: hidden;
}

.brand-logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.2));
  transition: var(--transition);
}

.brand-logo-img:hover {
  transform: scale(1.06);
}

.voucher-logo-img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  flex-shrink: 0;
}

.brand-info h2 {
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.5px;
}

.brand-info p {
  font-size: 11.5px;
  color: var(--primary-light);
  opacity: 0.9;
}

.nav-menu {
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  color: #94a3b8;
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.nav-item i {
  font-size: 18px;
  width: 22px;
  text-align: center;
  transition: var(--transition);
}

.nav-item:hover {
  background-color: var(--bg-sidebar-hover);
  color: #ffffff;
}

.nav-item.active {
  background: var(--primary-gradient);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.35);
}

.nav-item.active i {
  color: #ffffff;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12px;
  color: #64748b;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.company-status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--success);
  margin-right: 6px;
  box-shadow: 0 0 8px var(--success);
}

/* Main Content Area */
.app-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-color: var(--bg-main);
  min-height: 100vh;
}

/* Top Header */
.top-header {
  background-color: var(--bg-card);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 40;
  box-shadow: var(--shadow-sm);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.menu-toggle-btn {
  display: none;
  background: none;
  border: none;
  font-size: 20px;
  color: var(--text-main);
  cursor: pointer;
  padding: 6px;
}

.page-title-badge {
  display: flex;
  flex-direction: column;
}

.page-title-badge h1 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
}

.page-title-badge span {
  font-size: 12px;
  color: var(--text-muted);
}

.search-box {
  position: relative;
  width: 320px;
}

.search-box i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 14px;
}

.search-box input {
  width: 100%;
  padding: 9px 12px 9px 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-main);
  color: var(--text-main);
  font-size: 13.5px;
  transition: var(--transition);
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
  background-color: var(--bg-card);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.quick-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--primary-gradient);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 2px 6px rgba(13, 148, 136, 0.25);
}

.quick-action-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(13, 148, 136, 0.35);
}

.lang-switch-group {
  display: flex;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 3px;
}

.lang-btn {
  border: none;
  background: none;
  padding: 5px 12px;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
}

.lang-btn.active {
  background-color: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.theme-toggle-btn {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  cursor: pointer;
  font-size: 16px;
  transition: var(--transition);
}

.theme-toggle-btn:hover {
  background-color: var(--border-color);
}

/* Page Views Container */
.content-wrapper {
  padding: 28px;
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
}

.tab-view {
  display: none;
  animation: fadeIn 0.25s ease-out;
}

.tab-view.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* KPI Cards Grid */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.kpi-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.kpi-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary);
}

.kpi-card.kpi-income::before { background: var(--success); }
.kpi-card.kpi-expense::before { background: var(--danger); }
.kpi-card.kpi-profit::before { background: var(--primary); }
.kpi-card.kpi-receivable::before { background: var(--accent-gold); }

.kpi-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.kpi-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.kpi-income .kpi-icon { background-color: var(--success-bg); color: var(--success); }
.kpi-expense .kpi-icon { background-color: var(--danger-bg); color: var(--danger); }
.kpi-profit .kpi-icon { background-color: var(--primary-light); color: var(--primary-dark); }
.kpi-receivable .kpi-icon { background-color: var(--accent-gold-light); color: var(--accent-gold-dark); }
.kpi-cash .kpi-icon { background-color: var(--info-bg); color: var(--info); }

.kpi-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

.kpi-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.kpi-footer {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Charts Section */
.charts-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
  margin-bottom: 28px;
}

@media (max-width: 1024px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
}

.panel-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  transition: var(--transition);
}

.panel-card:hover {
  box-shadow: var(--shadow-md);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.panel-header h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 10px;
}

.panel-header h3 i {
  color: var(--primary);
}

.panel-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Data Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-card);
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13.5px;
}

.custom-table thead {
  background-color: var(--bg-card-subtle);
  border-bottom: 1px solid var(--border-color);
}

.custom-table th {
  padding: 12px 16px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.custom-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
  vertical-align: middle;
}

.custom-table tbody tr {
  transition: var(--transition);
}

.custom-table tbody tr:hover {
  background-color: rgba(13, 148, 136, 0.04);
}

.custom-table tbody tr:last-child td {
  border-bottom: none;
}

/* Badges and Tags */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.badge-success { background-color: var(--success-bg); color: var(--success); }
.badge-warning { background-color: var(--warning-bg); color: var(--warning); }
.badge-danger { background-color: var(--danger-bg); color: var(--danger); }
.badge-info { background-color: var(--info-bg); color: var(--info); }
.badge-primary { background-color: var(--primary-light); color: var(--primary-dark); }
.badge-gold { background-color: var(--accent-gold-light); color: var(--accent-gold-dark); }

/* Amount format styling */
.amount-income {
  color: var(--success);
  font-weight: 700;
}

.amount-expense {
  color: var(--danger);
  font-weight: 700;
}

.amount-neutral {
  font-weight: 600;
}

/* Action Buttons inside tables */
.btn-action-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-card);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.btn-action-icon:hover {
  background-color: var(--primary-light);
  color: var(--primary-dark);
  border-color: var(--primary);
}

.btn-action-icon.danger:hover {
  background-color: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger);
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  box-shadow: 0 2px 4px rgba(13, 148, 136, 0.2);
}

.btn-primary:hover {
  box-shadow: 0 4px 8px rgba(13, 148, 136, 0.3);
  filter: brightness(1.05);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-main);
}

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

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

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-secondary {
  background-color: var(--bg-card-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--border-color);
}

.btn-gold {
  background: linear-gradient(135deg, #d97706 0%, #f59e0b 100%);
  color: white;
}

/* Bank Account Cards Grid */
.accounts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-bottom: 24px;
}

.bank-card {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  color: white;
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 140px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.bank-card.card-kbz {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
}

.bank-card.card-aya {
  background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
}

.bank-card.card-kpay {
  background: linear-gradient(135deg, #0284c7 0%, #082f49 100%);
}

.bank-card.card-cb {
  background: linear-gradient(135deg, #ea580c 0%, #c2410c 100%);
}

.bank-card.card-cash {
  background: linear-gradient(135deg, #0f766e 0%, #042f2e 100%);
}

.bank-card.card-wave {
  background: linear-gradient(135deg, #ca8a04 0%, #854d0e 100%);
  color: #fff;
}

.bank-card.card-uab {
  background: linear-gradient(135deg, #7c3aed 0%, #4c1d95 100%);
}

.bank-card.card-wallet {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
}

.bank-card.card-default {
  background: linear-gradient(135deg, #475569 0%, #1e293b 100%);
}

.bank-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.bank-card-actions {
  display: flex;
  gap: 5px;
  align-items: center;
}

.bank-card-btn {
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: #ffffff;
  padding: 3px 7px;
  border-radius: 4px;
  font-size: 11px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}

.bank-card-btn:hover {
  background: rgba(255, 255, 255, 0.32);
  transform: translateY(-1px);
}

.bank-card-btn.btn-delete:hover {
  background: rgba(239, 68, 68, 0.85);
  border-color: rgba(239, 68, 68, 0.9);
}

.bank-card-title {
  font-size: 14px;
  font-weight: 600;
  opacity: 0.95;
  display: flex;
  align-items: center;
  gap: 6px;
}

.bank-card-number {
  font-family: monospace;
  font-size: 12px;
  letter-spacing: 1px;
  opacity: 0.8;
  margin-top: 4px;
}

.bank-card-balance {
  font-size: 22px;
  font-weight: 700;
  margin-top: 10px;
}

/* Manufacturing & BOM Cards */
.batch-card {
  border: 1px solid var(--border-color);
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.batch-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.batch-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.batch-cost-breakdown {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  background-color: var(--bg-card-subtle);
  padding: 16px;
  border-radius: var(--radius-md);
  margin-top: 14px;
}

.cost-item {
  display: flex;
  flex-direction: column;
}

.cost-label {
  font-size: 12px;
  color: var(--text-muted);
}

.cost-val {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

/* Filter bar */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 20px;
  padding: 14px 18px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-select, .form-input, .form-select, .form-textarea {
  padding: 8px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-card);
  color: var(--text-main);
  font-size: 13.5px;
  transition: var(--transition);
}

.filter-select:focus, .form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.15);
}

/* Modal Popup */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease-out;
}

.modal-overlay.active {
  display: flex;
}

.modal-dialog {
  background-color: var(--bg-card);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
}

.modal-dialog.modal-lg {
  max-width: 860px;
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  background-color: var(--bg-card);
  z-index: 10;
}

.modal-header h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  line-height: 1;
  transition: var(--transition);
}

.modal-close-btn:hover {
  color: var(--danger);
}

.modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.modal-footer {
  padding: 18px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  background-color: var(--bg-card-subtle);
  border-bottom-left-radius: var(--radius-xl);
  border-bottom-right-radius: var(--radius-xl);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  padding: 12px 18px;
  background-color: var(--bg-sidebar);
  color: white;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideInRight 0.3s ease-out;
  border-left: 4px solid var(--primary);
}

.toast.toast-success { border-left-color: var(--success); }
.toast.toast-danger { border-left-color: var(--danger); }

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Printable Voucher & Invoices Styling */
.printable-invoice {
  background: white;
  color: #0f172a;
  padding: 36px;
  border-radius: var(--radius-md);
  font-family: 'Outfit', 'Pyidaungsu', sans-serif;
}

.voucher-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 2px solid #0d9488;
  padding-bottom: 20px;
  margin-bottom: 24px;
}

.voucher-brand h2 {
  font-size: 22px;
  color: #0f766e;
  font-weight: 800;
}

.voucher-brand p {
  font-size: 12px;
  color: #64748b;
  margin-top: 4px;
}

.voucher-meta {
  text-align: right;
}

.voucher-meta h3 {
  font-size: 18px;
  color: #0f172a;
}

.voucher-details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
  font-size: 13px;
}

.voucher-party-box {
  background: #f8fafc;
  padding: 14px;
  border-radius: var(--radius-sm);
  border: 1px solid #e2e8f0;
}

.voucher-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  font-size: 13px;
}

.voucher-table th {
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  padding: 10px;
  text-align: left;
}

.voucher-table td {
  border: 1px solid #cbd5e1;
  padding: 10px;
}

.voucher-summary-grid {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
}

.voucher-signatures {
  margin-top: 40px;
  display: flex;
  justify-content: space-between;
  padding-top: 20px;
}

.sig-box {
  text-align: center;
  width: 180px;
  border-top: 1px dashed #94a3b8;
  padding-top: 8px;
  font-size: 12px;
  color: #475569;
}

/* Print Rules */
@media print {
  body * {
    visibility: hidden;
  }
  .printable-invoice, .printable-invoice * {
    visibility: visible;
  }
  .printable-invoice {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    margin: 0;
    padding: 20px;
    box-shadow: none;
    border: none;
  }
  .modal-overlay {
    background: none !important;
    position: static !important;
  }
  .modal-header, .modal-footer, .app-sidebar, .top-header {
    display: none !important;
  }
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .menu-toggle-btn {
    display: block;
  }
  .search-box {
    width: 200px;
  }
}

@media (max-width: 640px) {
  .top-header {
    padding: 10px 16px;
  }
  .content-wrapper {
    padding: 16px;
  }
  .search-box {
    display: none;
  }
  .brand-section {
    padding: 16px 12px;
  }
}

/* ================= AUTHENTICATION & LOGIN/REGISTER MODAL ================= */
.auth-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at top right, rgba(13, 148, 136, 0.4), rgba(15, 23, 42, 0.95));
  backdrop-filter: blur(8px);
  z-index: 999;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.3s ease-out;
}

.auth-overlay.active {
  display: flex;
}

.auth-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 480px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  position: relative;
  animation: scaleUp 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes scaleUp {
  from { transform: scale(0.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.auth-header {
  padding: 28px 28px 18px 28px;
  text-align: center;
  background: linear-gradient(180deg, rgba(13, 148, 136, 0.1) 0%, transparent 100%);
  border-bottom: 1px solid var(--border-color);
}

.auth-logo-badge {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: var(--primary-gradient);
  color: white;
  font-size: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  box-shadow: 0 8px 20px rgba(13, 148, 136, 0.4);
}

.auth-logo-img {
  width: 86px;
  height: 86px;
  object-fit: contain;
  margin-bottom: 8px;
  filter: drop-shadow(0 6px 14px rgba(0, 0, 0, 0.25));
  transition: var(--transition);
}

.auth-logo-img:hover {
  transform: scale(1.05);
}

.auth-header h2 {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.auth-header p {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.auth-tabs {
  display: flex;
  background-color: var(--bg-card-subtle);
  border-bottom: 1px solid var(--border-color);
}

.auth-tab-btn {
  flex: 1;
  padding: 13px;
  border: none;
  background: none;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  border-bottom: 2px solid transparent;
}

.auth-tab-btn.active {
  color: var(--primary);
  background-color: var(--bg-card);
  border-bottom-color: var(--primary);
}

.auth-body {
  padding: 24px 28px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-btn-submit {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  font-weight: 700;
  border-radius: var(--radius-md);
  margin-top: 4px;
}

.demo-login-section {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px dashed var(--border-color);
}

.demo-login-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 10px;
  text-align: center;
}

.demo-chips-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.demo-chip {
  padding: 8px 10px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-card-subtle);
  border-radius: var(--radius-sm);
  font-size: 12px;
  cursor: pointer;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  color: var(--text-main);
}

.demo-chip:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
  color: var(--primary-dark);
}

.demo-chip i {
  color: var(--primary);
  font-size: 14px;
}

/* User Profile Badge in Header */
.user-profile-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 12px 5px 6px;
  border-radius: 9999px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-card-subtle);
  cursor: pointer;
  transition: var(--transition);
}

.user-profile-btn:hover {
  border-color: var(--primary);
  background-color: var(--bg-card);
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-gradient);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
}

.user-text-info {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.user-name-display {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.user-role-display {
  font-size: 11px;
  color: var(--text-muted);
}

.btn-logout {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  padding: 6px;
  font-size: 15px;
  margin-left: 4px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.btn-logout:hover {
  background-color: var(--danger-bg);
}

.user-avatar-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.avatar-preview-circle {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  background: var(--bg-card-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-size: 26px;
  color: var(--primary);
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.25);
  position: relative;
  flex-shrink: 0;
}

.avatar-preview-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.logo-preview-box {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-md);
  border: 2px dashed var(--border-color);
  background: var(--bg-card-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
}

.logo-preview-box img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.avatar-preset-chip {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.avatar-preset-chip:hover, .avatar-preset-chip.active {
  border-color: var(--primary);
  background: var(--primary-gradient);
  color: white;
  transform: scale(1.12);
  box-shadow: 0 2px 8px rgba(13, 148, 136, 0.3);
}

/* ==========================================================================
   MOBILE APP & PWA RESPONSIVE DESIGN SYSTEM (STS ERP MOBILE)
   ========================================================================== */

/* Safe Area Inset Support for Modern Mobile Devices */
:root {
  --sat: env(safe-area-inset-top, 0px);
  --sab: env(safe-area-inset-bottom, 0px);
  --sal: env(safe-area-inset-left, 0px);
  --sar: env(safe-area-inset-right, 0px);
  --bottom-nav-height: 64px;
}

/* Global Mobile Touch & Overflow Optimization */
html, body {
  max-width: 100vw;
  overflow-x: hidden;
  position: relative;
}

.app-container, .app-main, .content-wrapper, .tab-view, .panel-card, form {
  max-width: 100%;
  box-sizing: border-box;
}

button, input, select, textarea, a, .nav-item, .fab-option-btn, .mobile-nav-btn {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* Sidebar Close Button */
.sidebar-close-btn {
  display: none;
  background: rgba(255, 255, 255, 0.12);
  border: none;
  color: #ffffff;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  cursor: pointer;
  margin-left: auto;
  flex-shrink: 0;
  transition: var(--transition);
}

.sidebar-close-btn:active {
  background: rgba(239, 68, 68, 0.8);
  transform: scale(0.92);
}

/* Mobile Sidebar Backdrop */
.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1190;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* Mobile Bottom Navigation Bar */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--bottom-nav-height) + max(var(--sab), 6px));
  padding-bottom: max(var(--sab), 6px);
  background: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
}

[data-theme="light"] .mobile-bottom-nav {
  background: rgba(255, 255, 255, 0.96);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
}

.mobile-nav-btn {
  background: none;
  border: none;
  color: #94a3b8;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  height: 100%;
  width: 100%;
  cursor: pointer;
  padding: 4px 2px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

[data-theme="light"] .mobile-nav-btn {
  color: #64748b;
}

.mobile-nav-btn .mobile-nav-icon {
  font-size: 18px;
  transition: transform 0.2s ease, color 0.2s ease;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav-btn .mobile-nav-label {
  font-size: 10.5px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 95%;
  transition: color 0.2s ease;
}

.mobile-nav-btn.active {
  color: #14b8a6;
}

[data-theme="light"] .mobile-nav-btn.active {
  color: var(--primary-dark);
}

.mobile-nav-btn.active .mobile-nav-icon {
  transform: translateY(-2px) scale(1.1);
  color: #2dd4bf;
}

[data-theme="light"] .mobile-nav-btn.active .mobile-nav-icon {
  color: var(--primary);
}

.mobile-nav-btn.active::after {
  content: '';
  position: absolute;
  top: 3px;
  width: 18px;
  height: 3px;
  border-radius: 3px;
  background: var(--primary-gradient);
  box-shadow: 0 0 8px rgba(20, 184, 166, 0.8);
}

/* Mobile Floating Action Button (FAB) Speed Dial */
.mobile-fab-container {
  display: none;
  position: fixed;
  bottom: calc(var(--bottom-nav-height) + max(var(--sab), 6px) + 14px);
  right: 16px;
  z-index: 990;
  flex-direction: column;
  align-items: flex-end;
}

.mobile-fab-main {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--primary-gradient);
  color: #ffffff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 6px 18px rgba(13, 148, 136, 0.45);
  cursor: pointer;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.2s ease;
}

.mobile-fab-main:active {
  transform: scale(0.92);
}

.mobile-fab-container.active .mobile-fab-main {
  transform: rotate(45deg);
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  box-shadow: 0 6px 18px rgba(239, 68, 68, 0.45);
}

.mobile-fab-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
  align-items: flex-end;
  pointer-events: none;
  opacity: 0;
  transform: translateY(20px) scale(0.8);
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mobile-fab-container.active .mobile-fab-options {
  pointer-events: auto;
  opacity: 1;
  transform: translateY(0) scale(1);
}

.fab-option-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 6px 12px 6px 10px;
  border-radius: 30px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  transition: transform 0.2s ease, background 0.2s ease;
}

.fab-option-btn i {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
}

.fab-option-btn:hover, .fab-option-btn:active {
  transform: scale(1.05);
  background: var(--bg-card-subtle);
}

/* Settings Responsive Styles */
.settings-logo-card {
  background: var(--bg-card-subtle);
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 18px;
  width: 100%;
  box-sizing: border-box;
}

.settings-logo-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  box-sizing: border-box;
}

.settings-logo-info {
  flex: 1;
  min-width: 0;
  width: 100%;
  box-sizing: border-box;
}

.settings-logo-btn-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  width: 100%;
}

.form-row-responsive {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  width: 100%;
  box-sizing: border-box;
}

.settings-submit-row {
  display: flex;
  justify-content: flex-end;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  margin-top: 16px;
  width: 100%;
  box-sizing: border-box;
}

/* PWA Install Banner */
.pwa-install-banner {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 440px;
  background: var(--bg-card);
  border: 1px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 12px 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  animation: slideDownBanner 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes slideDownBanner {
  from {
    transform: translate(-50%, -60px);
    opacity: 0;
  }
  to {
    transform: translate(-50%, 0);
    opacity: 1;
  }
}

.pwa-banner-content {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
}

.pwa-banner-logo {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  object-fit: contain;
  background: var(--bg-sidebar);
  padding: 2px;
  flex-shrink: 0;
}

.pwa-banner-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.pwa-banner-text strong {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pwa-banner-text span {
  font-size: 11.5px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pwa-banner-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.btn-pwa-dismiss {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 6px 10px;
  font-size: 12px;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.btn-pwa-install {
  background: var(--primary-gradient);
  color: #ffffff;
  border: none;
  padding: 8px 14px;
  font-size: 12.5px;
  font-weight: 700;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 2px 8px rgba(13, 148, 136, 0.4);
}

/* Network Status Pill */
.network-status-pill {
  position: fixed;
  bottom: calc(var(--bottom-nav-height) + max(var(--sab), 6px) + 12px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(15, 23, 42, 0.9);
  color: #fff;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 970;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  pointer-events: none;
  transition: all 0.3s ease;
}

.network-status-pill.offline {
  background: rgba(239, 68, 68, 0.95);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */

/* Tablet and Small Laptops (<= 1024px) */
@media (max-width: 1024px) {
  .app-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    height: 100vh;
    height: 100dvh;
    width: 290px;
    max-width: 85vw;
    z-index: 1200;
    box-shadow: 10px 0 30px rgba(0, 0, 0, 0.5);
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.3s ease;
    visibility: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .app-sidebar.open {
    transform: translateX(0);
    visibility: visible;
  }

  .sidebar-close-btn {
    display: flex;
  }

  .app-main {
    width: 100% !important;
    min-width: 100% !important;
    max-width: 100vw !important;
  }

  .menu-toggle-btn {
    display: inline-flex !important;
  }

  .kpi-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .charts-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile Devices (<= 768px) */
@media (max-width: 768px) {
  .mobile-bottom-nav {
    display: grid;
  }

  .mobile-fab-container {
    display: flex;
  }

  .content-wrapper {
    padding: 12px 10px calc(var(--bottom-nav-height) + max(var(--sab), 6px) + 40px) 10px;
    max-width: 100vw;
    overflow-x: hidden;
  }

  .top-header {
    padding: 8px 10px;
    position: sticky;
    top: 0;
    z-index: 950;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 100vw;
    box-sizing: border-box;
  }

  .header-left {
    gap: 6px;
    min-width: 0;
    flex: 1;
  }

  .page-title-badge {
    min-width: 0;
    overflow: hidden;
  }

  .page-title-badge h1 {
    font-size: 15px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  #headerTagline {
    display: none;
  }

  .search-box {
    display: none;
  }

  .quick-action-btn {
    display: none;
  }

  .header-right {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
  }

  .user-text-info {
    display: none;
  }

  .user-profile-btn {
    padding: 3px;
    gap: 3px;
  }

  .user-avatar {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }

  .btn-logout {
    padding: 3px;
    font-size: 12px;
  }

  .lang-switch-group {
    padding: 2px;
    gap: 2px;
  }

  .lang-btn {
    padding: 3px 5px;
    font-size: 10.5px;
  }

  .theme-toggle-btn {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }

  /* KPI Grid */
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    margin-bottom: 14px;
  }

  .kpi-card {
    padding: 10px 12px;
  }

  .kpi-label {
    font-size: 11px;
  }

  .kpi-icon {
    width: 28px;
    height: 28px;
    font-size: 13px;
  }

  .kpi-value {
    font-size: 16px;
    margin: 4px 0;
  }

  .kpi-footer {
    font-size: 10px;
  }

  /* Settings Page Responsive */
  .settings-logo-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .settings-logo-btn-group {
    flex-direction: column;
    width: 100%;
  }

  .settings-logo-btn-group .btn {
    width: 100%;
    justify-content: center;
  }

  .form-row-responsive {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }

  .settings-submit-row {
    justify-content: stretch;
  }

  .settings-submit-row button {
    width: 100%;
    justify-content: center;
  }

  /* Panels and Cards */
  .panel-card {
    padding: 12px;
    border-radius: var(--radius-md);
    margin-bottom: 14px;
    max-width: 100%;
    box-sizing: border-box;
  }

  .panel-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
  }

  .panel-header > div:last-child {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 8px;
  }

  .panel-header .btn {
    width: 100%;
    justify-content: center;
  }

  /* Forms & Modals on Mobile */
  .modal-dialog {
    width: 96% !important;
    max-width: 560px !important;
    max-height: 90vh !important;
    margin: auto 2%;
    border-radius: var(--radius-lg) !important;
  }

  .modal-body {
    padding: 14px;
    max-height: calc(88vh - 120px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .modal-header {
    padding: 12px 16px;
  }

  .modal-header h3 {
    font-size: 15px;
  }

  .modal-footer {
    padding: 12px 16px;
    flex-direction: row;
    gap: 8px;
  }

  .modal-footer .btn {
    flex: 1;
    padding: 10px 14px;
  }

  .form-row {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }

  .form-input, .form-select, .form-textarea {
    font-size: 15px !important;
    min-height: 42px;
    max-width: 100%;
    box-sizing: border-box;
  }

  /* Tables Mobile View */
  .table-responsive {
    border-radius: var(--radius-md);
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
  }

  .custom-table {
    font-size: 12px;
  }

  .custom-table th, .custom-table td {
    padding: 8px 8px;
    white-space: nowrap;
  }

  /* Filter Bars */
  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  .filter-bar input, .filter-bar select, .filter-bar .btn {
    width: 100%;
  }

  /* Auth Card */
  .auth-card {
    width: 94% !important;
    padding: 18px 14px !important;
    margin: 16px auto;
  }

  .demo-chips-grid {
    grid-template-columns: 1fr 1fr !important;
  }

  /* Voucher Preview on Mobile */
  .voucher-paper {
    padding: 14px !important;
    font-size: 11.5px !important;
  }

  .voucher-actions {
    flex-direction: column;
    gap: 8px;
  }

  .voucher-actions .btn {
    width: 100%;
  }
}

/* Small Smart Phones (<= 480px) */
@media (max-width: 480px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
  }

  .kpi-card {
    padding: 8px 10px;
  }

  .kpi-value {
    font-size: 15px;
  }

  .page-title-badge h1 {
    font-size: 14px;
  }

  .demo-chips-grid {
    grid-template-columns: 1fr !important;
  }

  .auth-tabs {
    flex-direction: row;
  }

  .auth-tab-btn {
    font-size: 11.5px;
    padding: 7px 4px;
  }
}