:root {
  --bg-color: #ffffff;
  --text-color: #212529;
  --card-bg: #ffffff;
  --card-border: #dee2e6;
  --table-bg: #ffffff;
  --table-striped: #f8f9fa;
  --input-bg: #ffffff;
  --input-border: #ced4da;
  --dropdown-bg: #ffffff;
  --dropdown-border: rgba(0, 0, 0, .15);
  --modal-bg: #ffffff;
  --nav-btn-bg: #2a5f3a;
  --nav-btn-text: #e6e6e6;
  --nav-btn-hover-bg: #3a7f4a;
  --navbar-bg: #008080;
  --navbar-text: #ffffff;
}

/* Auto-detect system dark mode, overridable by .dark-mode class */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-color: #0f1115;
    --text-color: #e6e6e6;
    --card-bg: #171a21;
    --card-border: #2a2f3a;
    --table-bg: #171a21;
    --table-striped: #1d2230;
    --input-bg: #0f1115;
    --input-border: #2a2f3a;
    --dropdown-bg: #171a21;
    --dropdown-border: #2a2f3a;
    --modal-bg: #171a21;
    --nav-btn-bg: #2a5f3a;
    --nav-btn-text: #e6e6e6;
    --nav-btn-hover-bg: #3a7f4a;
  }
}

.dark-mode {
  --bg-color: #0f1115 !important;
  --text-color: #e6e6e6 !important;
  --card-bg: #171a21 !important;
  --card-border: #2a2f3a !important;
  --table-bg: #171a21 !important;
  --table-striped: #1d2230 !important;
  --input-bg: #0f1115 !important;
  --input-border: #2a2f3a !important;
  --dropdown-bg: #171a21 !important;
  --dropdown-border: #2a2f3a !important;
  --modal-bg: #171a21 !important;
  --nav-btn-bg: #2a5f3a !important;
  --nav-btn-text: #e6e6e6 !important;
  --nav-btn-hover-bg: #3a7f4a !important;
  --navbar-bg: #004d4d !important;
  --navbar-text: #e6e6e6 !important;
}

body {
  background-color: var(--bg-color) !important;
  color: var(--text-color) !important;
}

/* Navigation button styles */
.nav-action-btn {
  background-color: var(--nav-btn-bg) !important;
  color: var(--nav-btn-text) !important;
  border: none !important;
}

.nav-action-btn:hover {
  background-color: var(--nav-btn-hover-bg) !important;
  color: var(--nav-btn-text) !important;
}

.card {
  background-color: var(--card-bg) !important;
  border-color: var(--card-border) !important;
}

.table {
  background-color: var(--table-bg) !important;
}

.table-striped tbody tr:nth-of-type(odd) {
  background-color: var(--table-striped) !important;
}

.form-control,
.form-select {
  background-color: var(--input-bg) !important;
  color: var(--text-color) !important;
  border-color: var(--input-border) !important;
}

.form-control:focus,
.form-select:focus {
  box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, .15) !important;
}

.dropdown-menu {
  background-color: var(--dropdown-bg) !important;
  border-color: var(--dropdown-border) !important;
}

.dropdown-item {
  color: var(--text-color) !important;
}

.dropdown-item:hover,
.dropdown-item:focus {
  background-color: var(--table-striped) !important;
}

.modal-content {
  background-color: var(--modal-bg) !important;
  color: var(--text-color) !important;
}

/* Navbar: keep existing teal background; ensure text/icon contrast */
.navbar .nav-link,
.navbar .navbar-brand {
  color: #ffffff !important;
}

/* Ensure navbar buttons have readable text on custom light backgrounds */
.navbar .btn[style*="background-color: #C8E6C9"],
.navbar .btn[style*="background-color:#C8E6C9"] {
  color: #0f1115 !important;
  /* dark text to contrast with light green custom bg */
}

/* In dark mode, also deepen the green to improve contrast and ensure icons/text are visible */
.dark-mode .navbar .btn[style*="background-color: #C8E6C9"],
.dark-mode .navbar .btn[style*="background-color:#C8E6C9"] {
  background-color: #87c38f !important;
  /* darker green for dark navbar */
  color: #0b0d10 !important;
  border-color: rgba(0, 0, 0, 0.2) !important;
}

.dark-mode .navbar .btn[onclick*="verifyPositions"],
.dark-mode .navbar .btn[onclick*="location.reload"] {
  background-color: #87c38f !important;
  color: #0b0d10 !important;
}

/* Labels and helper text should follow theme */
label,
.form-label {
  color: var(--text-color) !important;
}

.form-text,
.text-muted {
  color: rgba(180, 184, 189, 0.9) !important;
}

/* Dark-mode overrides for custom template classes */
.dark-mode .form-section {
  background-color: var(--card-bg) !important;
  color: var(--text-color) !important;
  border: 1px solid var(--card-border) !important;
  box-shadow: none;
}

.dark-mode .section-title {
  color: var(--text-color) !important;
  border-bottom: 2px solid var(--card-border) !important;
}

.dark-mode .readonly-field {
  background-color: #1d2230 !important;
  color: var(--text-color) !important;
  border-color: var(--card-border) !important;
}

/* Inputs inside cards or sections should inherit proper text color */
.dark-mode .form-section .form-control,
.dark-mode .form-section .form-select {
  background-color: var(--input-bg) !important;
  color: var(--text-color) !important;
  border-color: var(--input-border) !important;
}

/* Borders in action button groups within edit forms */
.dark-mode .btn-group {
  border-top: 1px solid var(--card-border) !important;
}

/* DataTables tweaks */
.dataTables_wrapper .dataTables_paginate .paginate_button {
  color: var(--text-color) !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current,
.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
  background: var(--table-striped) !important;
  border-color: var(--card-border) !important;
}

.dataTables_wrapper .dataTables_length select,
.dataTables_wrapper .dataTables_filter input {
  background-color: var(--input-bg) !important;
  color: var(--text-color) !important;
  border-color: var(--input-border) !important;
}

/* Trade Edit Page Specific Fixes */
.edit-trade-container .form-section {
  background: var(--card-bg) !important;
  border: 1px solid var(--card-border) !important;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.edit-trade-container .section-title {
  color: var(--text-color) !important;
  border-bottom: 2px solid var(--card-border) !important;
}

.edit-trade-container .readonly-field {
  background-color: var(--table-striped) !important;
  border-color: var(--card-border) !important;
  color: var(--text-color) !important;
}

.edit-trade-container .btn-group {
  border-top: 1px solid var(--card-border) !important;
}

/* Override inline styles for form labels and fields */
.edit-trade-container .form-label {
  color: var(--text-color) !important;
}

.edit-trade-container .form-control[readonly] {
  background-color: var(--table-striped) !important;
  color: var(--text-color) !important;
  border-color: var(--card-border) !important;
}

/* Dark mode specific overrides for trade edit page */
@media (prefers-color-scheme: dark) {
  .edit-trade-container .form-section {
    background: var(--card-bg) !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  }

  .edit-trade-container .form-label {
    color: var(--text-color) !important;
  }
}

.dark-mode .edit-trade-container .form-section {
  background: var(--card-bg) !important;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.dark-mode .edit-trade-container .form-label {
  color: var(--text-color) !important;
}

/* P&L Cards Theme-aware styling */
.pnl-card {
  color: var(--text-color) !important;
  border: 1px solid var(--card-border) !important;
}

/* Light theme P&L cards */
.pnl-card-blue {
  background-color: rgba(0, 123, 255, 0.1) !important;
  border-left: 4px solid #007bff !important;
}

.pnl-card-green {
  background-color: rgba(40, 167, 69, 0.1) !important;
  border-left: 4px solid #28a745 !important;
}

.pnl-card-purple {
  background-color: rgba(153, 102, 255, 0.1) !important;
  border-left: 4px solid #9966ff !important;
}

/* Dark theme P&L cards */
.dark-mode .pnl-card-blue {
  background-color: rgba(0, 123, 255, 0.2) !important;
  border-left: 4px solid #4d94ff !important;
}

.dark-mode .pnl-card-green {
  background-color: rgba(40, 167, 69, 0.2) !important;
  border-left: 4px solid #5cb85c !important;
}

.dark-mode .pnl-card-purple {
  background-color: rgba(153, 102, 255, 0.2) !important;
  border-left: 4px solid #b366ff !important;
}

/* Ensure P&L card headers and text are readable */
.pnl-card .card-header {
  background-color: transparent !important;
  border-bottom: 1px solid var(--card-border) !important;
  color: var(--text-color) !important;
  font-weight: 600;
}

.pnl-card .card-title {
  color: var(--text-color) !important;
  font-weight: bold;
  font-size: 1.5rem;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {

  /* Responsive table wrapper */
  .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* Improve DataTables mobile display */
  .dataTables_wrapper .dataTables_length,
  .dataTables_wrapper .dataTables_filter {
    text-align: center;
    margin-bottom: 1rem;
  }

  .dataTables_wrapper .dataTables_length select,
  .dataTables_wrapper .dataTables_filter input {
    width: 100%;
    max-width: 200px;
  }

  .dataTables_wrapper .dataTables_info,
  .dataTables_wrapper .dataTables_paginate {
    text-align: center;
    margin-top: 1rem;
  }

  /* Better touch targets for buttons */
  .btn,
  button,
  a.btn {
    min-height: 44px;
    padding: 10px 16px;
  }

  /* Stack cards vertically */
  .row>[class*='col-'] {
    margin-bottom: 1rem;
  }

  /* Improve form controls */
  .form-control,
  .form-select {
    font-size: 16px;
    /* Prevents zoom on iOS */
    min-height: 44px;
  }

  /* Better modal sizing */
  .modal-dialog {
    margin: 0.5rem;
  }

  /* Improve table readability */
  table.dataTable {
    font-size: 0.85rem;
  }

  table.dataTable thead th,
  table.dataTable tbody td {
    padding: 8px 6px;
  }

  /* Premium table mobile improvements */
  .premium-table {
    font-size: 0.8rem;
  }

  .premium-table thead th {
    font-size: 0.7rem;
    padding: 10px 8px;
  }

  .premium-table tbody td {
    padding: 10px 8px;
  }

  /* Chart containers */
  .chart-body {
    min-height: 250px;
    padding: 15px;
  }

  /* Page titles */
  .page-title {
    font-size: 1.5rem;
  }

  /* Badges should wrap */
  .badge,
  .side-badge,
  .position-badge,
  .option-badge,
  .strategy-badge,
  .status-badge {
    white-space: normal;
    word-break: break-word;
  }
}

/* Extra small devices */
@media (max-width: 576px) {
  .premium-table {
    font-size: 0.75rem;
  }

  .premium-table thead th {
    font-size: 0.65rem;
    padding: 8px 4px;
  }

  .premium-table tbody td {
    padding: 8px 4px;
  }

  .page-title {
    font-size: 1.25rem;
  }

  .chart-body {
    min-height: 200px;
    padding: 10px;
  }
}