/* ==========================================================================
   erp.css — ERP terminal overlay: retro-modern tablet with sidebar nav
   ========================================================================== */

/* ---------------------------------------------------------------------------
   Full-Screen Overlay (tablet bezel frame)
   --------------------------------------------------------------------------- */
.erp-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);

  display: flex;

  /* Outer bezel: dark frame with subtle rounded corners */
  background: linear-gradient(135deg, #1a1c24 0%, #0e1015 100%);
  border: 3px solid rgba(255, 255, 255, 0.06);
  border-radius: 0;

  /* Entrance animation */
  opacity: 0;
  transform: scale(0.96);
  transition: opacity var(--transition-normal),
              transform var(--transition-normal);
}

.erp-overlay.open {
  opacity: 1;
  transform: scale(1);
}

/* Inner screen area with subtle inset bezel */
.erp-screen {
  flex: 1;
  display: flex;
  margin: 12px;
  border-radius: var(--radius-lg);
  background: var(--bg);
  border: 1px solid rgba(255, 255, 255, 0.04);
  overflow: hidden;
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.4);
}

/* ---------------------------------------------------------------------------
   Sidebar Navigation
   --------------------------------------------------------------------------- */
.erp-sidebar {
  display: flex;
  flex-direction: column;
  width: 64px;
  background: rgba(255, 255, 255, 0.03);
  border-right: var(--glass-border);
  padding: 8px 0;
  gap: 4px;
  overflow-y: auto;
  flex-shrink: 0;
}

.erp-sidebar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 10px 4px;
  margin: 0 6px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 20px;
  cursor: pointer;
  transition: background var(--transition-fast),
              color var(--transition-fast);
}

.erp-sidebar-item-label {
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.erp-sidebar-item:hover {
  background: var(--surface-hover);
  color: var(--text-primary);
}

.erp-sidebar-item.active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--color-primary);
}

/* Colorful sidebar accents for each section */
.erp-sidebar-item[data-section="dashboard"].active {
  background: rgba(0, 212, 170, 0.15);
  color: var(--color-primary);
}

.erp-sidebar-item[data-section="orders"].active {
  background: rgba(255, 140, 66, 0.15);
  color: var(--color-secondary);
}

.erp-sidebar-item[data-section="finance"].active {
  background: rgba(255, 215, 0, 0.15);
  color: var(--color-cash);
}

.erp-sidebar-item[data-section="hr"].active {
  background: rgba(124, 106, 255, 0.15);
  color: var(--color-accent);
}

.erp-sidebar-item[data-section="research"].active {
  background: rgba(52, 211, 153, 0.15);
  color: var(--color-success);
}

/* Close button at bottom of sidebar */
.erp-sidebar-close {
  margin-top: auto;
  padding: 12px;
  text-align: center;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 18px;
  transition: color var(--transition-fast);
}

.erp-sidebar-close:hover {
  color: var(--color-danger);
}

/* ---------------------------------------------------------------------------
   Content Area
   --------------------------------------------------------------------------- */
.erp-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 20px;
  gap: 16px;
}

.erp-content-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.erp-content-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
}

/* ---------------------------------------------------------------------------
   Dashboard Widget Cards
   --------------------------------------------------------------------------- */
.erp-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.erp-card {
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--card-bg);
  border: var(--glass-border);
  transition: background var(--transition-fast),
              box-shadow var(--transition-fast);
}

.erp-card:hover {
  background: var(--surface-hover);
  box-shadow: var(--glow-primary);
}

.erp-card-label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.erp-card-value {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.erp-card-trend {
  font-family: var(--font-mono);
  font-size: 12px;
  margin-top: 4px;
}

.erp-card-trend.up {
  color: var(--color-success);
}

.erp-card-trend.down {
  color: var(--color-danger);
}

/* ---------------------------------------------------------------------------
   Game-Styled Lists
   --------------------------------------------------------------------------- */
.erp-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.erp-list-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--card-bg);
  border: var(--glass-border);
  transition: background var(--transition-fast);
}

.erp-list-item:hover {
  background: var(--surface-hover);
}

.erp-list-item-icon {
  font-size: 18px;
  flex-shrink: 0;
}

.erp-list-item-content {
  flex: 1;
  min-width: 0;
}

.erp-list-item-title {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.erp-list-item-subtitle {
  font-family: var(--font-body);
  font-size: 11px;
  color: var(--text-secondary);
}

.erp-list-item-badge {
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
}

/* ---------------------------------------------------------------------------
   Legacy tooltip support (from style.css)
   --------------------------------------------------------------------------- */
/* erp-tooltip styles are in style.css */

/* ---------------------------------------------------------------------------
   Responsive
   --------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .erp-screen {
    margin: 4px;
    flex-direction: column;
  }

  .erp-sidebar {
    width: 100%;
    flex-direction: row;
    height: 56px;
    border-right: none;
    border-bottom: var(--glass-border);
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0 8px;
    scrollbar-width: none;
  }
  .erp-sidebar::-webkit-scrollbar { display: none; }

  .erp-sidebar-item {
    padding: 6px 10px;
    margin: 4px 0;
  }

  .erp-sidebar-item-label {
    display: none;
  }

  .erp-content {
    padding: 12px;
  }

  .erp-card-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------------------------------------------------------------------------
   Phone breakpoint
   --------------------------------------------------------------------------- */
@media (max-width: 767px) {
  .erp-overlay {
    border: none;
    border-radius: 0;
  }

  .erp-screen {
    margin: 0;
    border-radius: 0;
    flex-direction: column;
  }

  .erp-sidebar {
    height: 52px;
    padding: 0 calc(8px + var(--safe-left));
    flex-shrink: 0;
  }

  .erp-sidebar-item {
    min-width: 44px;
    min-height: 44px;
    font-size: 18px;
    padding: 4px 8px;
    margin: 2px 0;
  }

  .erp-sidebar-close {
    padding: 8px 12px;
    font-size: 20px;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .erp-content {
    padding: 12px;
    padding-bottom: calc(12px + var(--safe-bottom));
    gap: 12px;
  }

  .erp-content-title {
    font-size: 18px;
  }

  .erp-card {
    padding: 12px;
  }

  .erp-card-value {
    font-size: 20px;
  }

  .erp-list-item {
    padding: 10px;
    min-height: 44px;
  }
}