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

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--color-dark);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.brand-section {
  padding: 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-text {
  font-family: var(--font-headline);
  font-size: 26px;
  letter-spacing: 2px;
  color: var(--color-cream);
  line-height: 1;
}

.brand-sub {
  font-family: var(--font-display);
  font-size: 13px;
  font-style: italic;
  color: var(--color-gold);
  letter-spacing: 1px;
}

.nav-menu {
  list-style: none;
  padding: 18px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-grow: 1;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--color-text-secondary);
  font-family: var(--font-sans);
  font-weight: 500;
  border-radius: var(--radius-sharp);
  transition: all var(--transition-fast);
  cursor: pointer;
  border-left: 3px solid transparent;
}

.nav-link:hover {
  background: var(--color-surface);
  color: var(--color-text-primary);
}

.nav-link.active {
  background: var(--color-gold-muted);
  color: var(--color-gold);
  border-left-color: var(--color-gold);
}

.nav-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.nav-icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  stroke-width: 1.8;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke 0.2s ease, transform 0.2s ease;
}

.nav-link.active .nav-icon svg {
  stroke: var(--color-gold);
}

.nav-link:hover .nav-icon svg {
  stroke: var(--color-gold);
  transform: translateX(1px);
}

.user-profile-section {
  padding: 18px;
  border-top: 1px solid var(--color-border);
  background: var(--color-dark-alt);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.user-info-name {
  font-weight: 600;
  font-size: 13px;
  color: var(--color-cream);
}

.user-info-role {
  font-size: 11px;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Main Content Area */
.main-wrapper {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  background: var(--color-black);
}

.top-bar {
  height: 68px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
}

.page-title {
  font-family: var(--font-headline);
  font-size: 28px;
  letter-spacing: 1.5px;
  color: var(--color-cream);
  display: flex;
  align-items: center;
  gap: 10px;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.cash-pill {
  background: var(--color-surface);
  border: 1px solid var(--color-border-gold);
  padding: 6px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cash-pill:hover {
  box-shadow: var(--shadow-gold);
}

.content-body {
  padding: 32px;
  flex-grow: 1;
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.metric-card {
  background: var(--color-dark);
  border: 1px solid var(--color-border);
  padding: 22px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-fast);
}

.metric-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-gold), transparent);
}

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

.metric-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.metric-value {
  font-family: var(--font-headline);
  font-size: 32px;
  letter-spacing: 1px;
  color: var(--color-cream);
}

.metric-sub {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* Cards & Tables */
.card {
  background: var(--color-dark);
  border: 1px solid var(--color-border);
  margin-bottom: 24px;
  padding: 24px;
}

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

.card-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--color-cream);
}

.data-table-container {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
}

.data-table td {
  padding: 14px;
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
}

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Quick Action Cards (POS) */
.pos-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.item-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 16px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-fast);
}

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

.item-card-title {
  font-weight: 600;
  color: var(--color-cream);
  font-size: 14px;
  margin-bottom: 4px;
}

.item-card-cat {
  font-size: 11px;
  color: var(--color-gold);
  text-transform: uppercase;
}

.item-card-price {
  font-family: var(--font-headline);
  font-size: 20px;
  color: var(--color-cream);
  margin-top: 12px;
}

/* Cart Panel */
.cart-panel {
  background: var(--color-dark);
  border: 1px solid var(--color-border);
  padding: 20px;
  display: flex;
  flex-direction: column;
  height: fit-content;
}

.cart-items {
  max-height: 380px;
  overflow-y: auto;
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cart-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.cart-total-box {
  padding: 16px 0;
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.cart-total-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-headline);
  font-size: 24px;
  color: var(--color-gold-pale);
}

/* Two Column Layout for Dashboard */
.dashboard-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

/* Mobile Button and Backdrop */
.mobile-menu-btn {
  display: none;
  font-size: 20px;
  padding: 6px 12px;
  line-height: 1;
}

.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  z-index: 998;
}

.sidebar-backdrop.active {
  display: block;
}

.modal-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.responsive-filters {
  display: flex;
  gap: 10px;
}

/* ==============================================================
   RESPONSIVE DESIGN (TABLETS & MOBILES)
   ============================================================== */

@media (max-width: 900px) {
  .dashboard-two-col {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  /* Slide-out Mobile Sidebar Drawer */
  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    z-index: 999;
    transform: translateX(-100%);
    box-shadow: none;
    transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.9);
  }

  .top-bar {
    height: 58px;
    padding: 0 12px;
  }

  .page-title {
    font-size: 18px;
    letter-spacing: 0.5px;
  }

  .cash-pill {
    padding: 4px 8px;
    font-size: 11px;
  }

  .content-body {
    padding: 14px 10px;
  }

  /* Compact Cards */
  .card {
    padding: 16px 12px;
    margin-bottom: 16px;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 14px;
  }

  .card-title {
    font-size: 18px;
  }

  .responsive-filters {
    width: 100% !important;
    flex-direction: column;
  }

  /* Metrics Grid 2 columns on mobile */
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 16px;
  }

  .metric-card {
    padding: 12px;
  }

  .metric-label {
    font-size: 10px;
    margin-bottom: 4px;
  }

  .metric-value {
    font-size: 22px;
  }

  .metric-sub {
    font-size: 10px;
  }

  /* Smooth Touch Tables */
  .data-table-container {
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-badge);
    border: 1px solid var(--color-border);
  }

  .data-table th, .data-table td {
    white-space: nowrap;
    padding: 10px 12px;
    font-size: 12px;
  }

  /* Modals on Mobile */
  .modal-overlay {
    padding: 10px;
    align-items: flex-end; /* Slide up nicely from bottom on mobile */
  }

  .modal-content {
    padding: 20px 16px;
    max-height: 92vh;
    border-radius: var(--radius-card);
  }

  .modal-grid-2 {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* Catalog grid on mobile */
  .catalog-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
  }

  .item-card {
    padding: 12px;
  }

  .item-card-title {
    font-size: 13px;
  }

  .item-card-price {
    font-size: 18px;
    margin-top: 6px;
  }
}

@media (max-width: 480px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .brand-logo-text {
    font-size: 22px;
  }
}

/* ==================== VOUCHER & RECEIPT STYLING ==================== */
.receipt-voucher {
  background: var(--color-surface);
  border: 1px solid var(--color-border-gold);
  border-radius: var(--radius-card);
  padding: 20px;
  box-shadow: var(--shadow-modal);
  position: relative;
  overflow: hidden;
}

.receipt-voucher::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-pale), var(--color-gold));
}

.badge-expense {
  background: rgba(192, 57, 43, 0.15);
  color: #f17062;
  border: 1px solid rgba(192, 57, 43, 0.4);
}

.badge-settled {
  background: rgba(39, 174, 96, 0.15);
  color: #2ecc71;
  border: 1px solid rgba(39, 174, 96, 0.4);
}

.badge-pending {
  background: rgba(243, 156, 18, 0.15);
  color: #f39c12;
  border: 1px solid rgba(243, 156, 18, 0.4);
}

@media print {
  body * {
    visibility: hidden;
  }
  #receipt-printable-area, #receipt-printable-area * {
    visibility: visible;
  }
  #receipt-printable-area {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    background: #fff !important;
    color: #000 !important;
    border: 1px solid #000 !important;
  }
}