/**
 * I'mCapper App Theme — modern, minimal, high usability
 * Optimized for analytics/filters and comfortable reading (accessibility-friendly).
 */

/* ========== Design tokens ========== */
:root {
  /* Colors — minimal, high contrast */
  --app-bg: #f5f5f7;
  --app-surface: #ffffff;
  --app-surface-hover: #f8f9fa;
  --app-border: #e5e7eb;
  --app-border-strong: #d1d5db;
  --app-text: #111827;
  --app-text-secondary: #4b5563;
  --app-text-muted: #6b7280;

  --app-primary: #0f172a;
  --app-primary-hover: #1e293b;
  --app-primary-light: rgba(15, 23, 42, 0.06);
  --app-accent: #2563eb;
  --app-accent-hover: #1d4ed8;
  --app-accent-light: rgba(37, 99, 235, 0.08);

  --app-success: #059669;
  --app-success-bg: #d1fae5;
  --app-warning: #d97706;
  --app-warning-bg: #fef3c7;
  --app-danger: #dc2626;
  --app-danger-bg: #fee2e2;

  /* Typography — readable for 50+ */
  --app-font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --app-font-size-base: 15px;
  --app-line-height: 1.45;
  --app-line-height-tight: 1.32;

  /* Spacing & radius — плотнее, меньше «воздуха» */
  --app-radius: 6px;
  --app-radius-lg: 10px;
  --app-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
  --app-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --app-shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.1);

  --app-touch-min: 40px;
}

/* Optional dark theme (add class "dark" to html if needed) */
html[data-theme="dark"],
html.dark {
  --app-bg: #0f172a;
  --app-surface: #1e293b;
  --app-surface-hover: #334155;
  --app-border: #334155;
  --app-border-strong: #475569;
  --app-text: #f1f5f9;
  --app-text-secondary: #cbd5e1;
  --app-text-muted: #94a3b8;
  --app-primary: #f1f5f9;
  --app-primary-hover: #e2e8f0;
  --app-primary-light: rgba(241, 245, 249, 0.1);
  --app-accent: #60a5fa;
  --app-accent-hover: #93c5fd;
  --app-accent-light: rgba(96, 165, 250, 0.15);
  --app-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  --app-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --app-shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
}

/* ========== Base ========== */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--app-font);
  font-size: var(--app-font-size-base);
  line-height: var(--app-line-height);
  color: var(--app-text);
  background-color: var(--app-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* ========== Navbar — sticky, clear hierarchy ========== */
.app-navbar {
  background: var(--app-surface) !important;
  box-shadow: var(--app-shadow);
  border-bottom: 1px solid var(--app-border);
  position: sticky;
  top: 0;
  z-index: 1030;
  backdrop-filter: blur(10px);
  background-color: color-mix(in srgb, var(--app-surface) 90%, transparent);
  transition: box-shadow 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.app-navbar .navbar-brand {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--app-text) !important;
}

.app-navbar .nav-link {
  font-weight: 500;
  color: var(--app-text-secondary) !important;
  padding: 0.5rem 0.75rem !important;
  border-radius: var(--app-radius);
  min-height: var(--app-touch-min);
  display: inline-flex;
  align-items: center;
  transition: background-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
}

.app-navbar .nav-link:hover {
  color: var(--app-text) !important;
  background: var(--app-primary-light);
  transform: translateY(-1px);
}

.app-navbar .nav-link.text-muted {
  color: var(--app-text-muted) !important;
  font-size: 0.9rem;
}

.app-navbar .nav-link.app-nav-active {
  color: var(--app-accent) !important;
  font-weight: 600;
  background: var(--app-accent-light);
}

/* ========== Cards & panels ========== */
.app-card,
.card.app-card,
.filter-form,
.roi-chart-container,
.stats-container {
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-lg);
  box-shadow: var(--app-shadow);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

.app-card:hover,
.card.app-card:hover {
  box-shadow: var(--app-shadow-md);
  border-color: var(--app-border-strong);
  transform: translateY(-2px);
}

/* Панель фильтров: без сдвига — меньше визуального шума при работе со списками */
.filter-form:hover {
  box-shadow: var(--app-shadow-md);
  border-color: var(--app-border-strong);
}

.app-card .card-header,
.card.app-card .card-header {
  background: var(--app-surface-hover);
  border-bottom: 1px solid var(--app-border);
  font-weight: 600;
  color: var(--app-text);
  padding: 0.875rem 1.25rem;
  border-radius: var(--app-radius-lg) var(--app-radius-lg) 0 0;
}

.app-card .card-body,
.card.app-card .card-body {
  padding: 1.25rem;
}

/* Filter form — clear labels, comfortable inputs */
.filter-form {
  padding: 0.85rem 1rem;
  margin-bottom: 1rem;
}

.filter-form .form-label,
.filter-group label {
  font-weight: 600;
  color: var(--app-text);
  margin-bottom: 0.35rem;
  font-size: 0.9375rem;
}

.filter-form .form-control,
.filter-form .form-select {
  min-height: var(--app-touch-min);
  border-radius: var(--app-radius);
  border: 1px solid var(--app-border);
  font-size: 1rem;
  padding: 0.5rem 0.75rem;
}

.filter-form .form-control:focus,
.filter-form .form-select:focus {
  border-color: var(--app-accent);
  box-shadow: 0 0 0 3px var(--app-accent-light);
  outline: none;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 0.85rem;
  align-items: end;
}

.filter-group {
  flex: 1;
  min-width: 140px;
}

.filter-group-league {
  flex: 3;
  min-width: 280px;
  max-width: 480px;
}

/* ========== Buttons — clear, comfortable tap ========== */
.app-btn,
.btn.app-btn,
.btn {
  min-height: var(--app-touch-min);
  padding: 0.5rem 1.25rem;
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: var(--app-radius);
  transition: background 0.2s, color 0.2s, box-shadow 0.2s, transform 0.15s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--app-primary) !important;
  border-color: var(--app-primary) !important;
  color: var(--app-surface) !important;
}

.btn-primary:hover {
  background: var(--app-primary-hover) !important;
  border-color: var(--app-primary-hover) !important;
  color: var(--app-surface) !important;
  box-shadow: var(--app-shadow-md);
  transform: translateY(-1px);
}

.btn-outline-dark {
  border: 2px solid var(--app-primary);
  color: var(--app-primary);
  background: transparent;
}

.btn-outline-dark:hover {
  background: var(--app-primary);
  color: var(--app-surface);
}

.btn-secondary {
  background: var(--app-text-secondary) !important;
  border-color: var(--app-text-secondary) !important;
  color: var(--app-surface) !important;
}

/* Subtle press animation for all buttons */
.btn:active {
  transform: translateY(1px) scale(0.99);
  box-shadow: none;
}

/* Primary CTA gentle glow on hover for key actions */
.btn-primary.app-cta-hover:hover {
  box-shadow: 0 0 0 4px var(--app-accent-light), var(--app-shadow-md);
}

.btn:focus-visible {
  outline: 2px solid var(--app-accent);
  outline-offset: 2px;
}

.app-table-wrap {
  margin-bottom: 0.75rem;
}

/* ========== Tables — data-heavy, readable ========== */
.app-table,
.table.app-table,
table.dataTable {
  border-radius: var(--app-radius-lg);
  overflow: hidden;
  box-shadow: var(--app-shadow);
  background: var(--app-surface);
  transition: box-shadow 0.2s ease, transform 0.15s ease;
}

.app-table thead th,
.table.app-table thead th,
table.dataTable thead th {
  background: var(--app-primary) !important;
  color: var(--app-surface) !important;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.75rem 1rem;
  border: none;
  white-space: nowrap;
}

.app-table tbody td,
.table.app-table tbody td,
table.dataTable tbody td {
  padding: 0.4rem 0.6rem;
  vertical-align: middle;
  color: var(--app-text);
  border-color: var(--app-border);
  font-size: 0.85rem;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.app-table tbody tr:hover,
.table.app-table tbody tr:hover,
table.dataTable tbody tr:hover {
  background: var(--app-accent-light);
  transition: background-color 0.15s ease;
}

/* Row highlight on selection (for clickable rows) */
.app-table tbody tr.is-active,
.table.app-table tbody tr.is-active {
  background: var(--app-primary-light);
}

.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--app-radius-lg);
}

/* Numeric cells — tabular figures for alignment */
.app-table .text-end,
.app-table td[data-numeric],
.table-numeric {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
}

/* ========== Form inputs (global overrides when using theme) ========== */
.form-control,
.form-select {
  border-radius: var(--app-radius);
  border: 1px solid var(--app-border);
  min-height: var(--app-touch-min);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--app-accent);
  box-shadow: 0 0 0 3px var(--app-accent-light);
  outline: none;
}

.input-group-text {
  background: var(--app-surface-hover);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
  font-weight: 500;
}

/* ========== Tabs ========== */
.nav-tabs .nav-link {
  font-weight: 600;
  color: var(--app-text-secondary);
  border: none;
  border-bottom: 3px solid transparent;
  padding: 0.75rem 1rem;
  min-height: var(--app-touch-min);
  display: inline-flex;
  align-items: center;
}

.nav-tabs .nav-link:hover {
  color: var(--app-text);
}

.nav-tabs .nav-link.active {
  color: var(--app-primary);
  background: transparent;
  border-bottom-color: var(--app-primary);
}

/* ========== Modals ========== */
.modal-content {
  border-radius: var(--app-radius-lg);
  border: 1px solid var(--app-border);
  box-shadow: var(--app-shadow-lg);
}

.modal-header {
  border-bottom: 1px solid var(--app-border);
  padding: 1rem 1.25rem;
}

.modal-title {
  font-weight: 700;
  font-size: 1.125rem;
}

.modal-body {
  padding: 1.25rem;
}

.modal-footer {
  border-top: 1px solid var(--app-border);
  padding: 1rem 1.25rem;
}

/* ========== Prominent numbers (ROI, %, coefficients) ========== */
.app-stat-value,
.number-prominent {
  font-size: 1.25rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  line-height: 1.3;
  transition: color 0.15s ease, transform 0.15s ease;
}

/* Subtle emphasis on hover for key numbers */
.app-stat-value:hover,
.number-prominent:hover {
  transform: translateY(-1px);
  color: var(--app-accent);
}

/* ========== Utility classes ========== */
.app-stat-card {
  border-left: 4px solid var(--app-primary);
  padding-left: 1rem;
}

.app-badge-success { background: var(--app-success-bg); color: var(--app-success); }
.app-badge-warning { background: var(--app-warning-bg); color: var(--app-warning); }
.app-badge-danger  { background: var(--app-danger-bg);  color: var(--app-danger); }

/* Confidence / risk indicators (PocketMan, analytics) */
.confidence-high   { background: var(--app-success-bg) !important; }
.confidence-medium { background: var(--app-warning-bg) !important; }
.confidence-low    { background: var(--app-danger-bg) !important; }
.risk-low   { color: var(--app-success); }
.risk-medium { color: var(--app-warning); }
.risk-high  { color: var(--app-danger); }

/* Probability bars */
.probability-bar {
  height: 8px;
  background: var(--app-border);
  border-radius: 4px;
  overflow: hidden;
}
.probability-fill-1 { background: var(--app-success); }
.probability-fill-x { background: var(--app-warning); }
.probability-fill-2 { background: var(--app-danger); }

/* Spinner overlay */
.spinner-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.85);
  z-index: 1050;
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
  .filter-row {
    flex-direction: column;
    gap: 0.75rem;
  }
  .filter-group,
  .filter-group-league {
    min-width: 100%;
    max-width: 100%;
    flex: 1 1 100%;
  }
  .app-navbar .nav-link {
    padding: 0.75rem 1rem;
  }
  .app-table thead th,
  .app-table tbody td,
  table.dataTable th,
  table.dataTable td {
    font-size: 0.8rem;
    padding: 0.35rem 0.5rem;
    white-space: nowrap;
  }
  /* На телефоне таблицы скроллятся по горизонтали вместо жёстких переносов */
  .table-responsive {
    margin-bottom: 0.75rem;
  }
  body {
    font-size: 15px;
  }
}

/* ========== Mobile Portal Redesign (phone-first, desktop-safe) ========== */
@media (max-width: 991.98px) {
  :root {
    --app-font-size-base: 14px;
    --app-touch-min: 44px;
  }

  body {
    font-size: var(--app-font-size-base);
    line-height: 1.5;
    overflow-x: hidden;
  }

  .container,
  .container-fluid {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  .container-fluid.mt-4,
  .container.mt-4 {
    margin-top: 0.75rem !important;
  }

  h1, .h1 {
    font-size: 1.35rem;
    line-height: 1.25;
    margin-bottom: 0.75rem;
  }
  h2, .h2 { font-size: 1.2rem; }
  h3, .h3 { font-size: 1.1rem; }
  h4, .h4 { font-size: 1.03rem; }
  h5, .h5 { font-size: 0.98rem; }

  .app-card,
  .card.app-card,
  .filter-form,
  .roi-chart-container,
  .stats-container,
  .card {
    border-radius: 12px;
    box-shadow: var(--app-shadow);
  }

  .app-card .card-body,
  .card.app-card .card-body,
  .card .card-body {
    padding: 0.85rem;
  }

  .app-stat-value,
  .number-prominent {
    font-size: 1.1rem;
  }

  /* Mobile-first top bar */
  .app-navbar {
    position: sticky;
    top: 0;
    z-index: 1100;
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
  }

  .app-navbar .navbar-brand {
    font-size: 1rem;
  }

  .app-navbar .navbar-toggler {
    border: 1px solid var(--app-border);
    border-radius: 10px;
    padding: 0.35rem 0.5rem;
    box-shadow: none !important;
  }

  .app-navbar .navbar-collapse {
    position: fixed;
    left: 0;
    right: 0;
    top: 56px;
    bottom: 0;
    background: color-mix(in srgb, var(--app-surface) 96%, transparent);
    backdrop-filter: blur(8px);
    border-top: 1px solid var(--app-border);
    padding: 0.8rem;
    overflow-y: auto;
    overflow-x: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .app-navbar .navbar-collapse.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .app-navbar .navbar-nav {
    gap: 0.35rem;
  }

  .app-navbar .nav-link {
    width: 100%;
    min-height: 44px;
    border: 1px solid var(--app-border);
    border-radius: 10px;
    background: var(--app-surface-hover);
    padding: 0.6rem 0.85rem !important;
    font-size: 0.95rem;
  }

  .app-navbar .navbar-nav.align-items-center {
    margin-top: 0.6rem;
    padding-top: 0.7rem;
    border-top: 1px solid var(--app-border);
  }

  .app-navbar img {
    max-height: 20px;
  }

  .filter-form {
    padding: 0.75rem;
  }

  .filter-row {
    gap: 0.6rem;
  }

  .filter-group,
  .filter-group-league {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    flex: 1 1 100%;
  }

  .numeric-filter-group {
    gap: 0.4rem;
  }

  .numeric-filter-group .form-select,
  .numeric-filter-group .form-control {
    width: 100% !important;
    min-width: 0;
  }

  .btn,
  .btn-group > .btn,
  .app-btn {
    min-height: 44px;
    font-size: 0.92rem;
    padding: 0.55rem 0.9rem;
  }

  .btn-group {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .btn-group .btn {
    flex: 1 1 calc(50% - 0.5rem);
    border-radius: 10px !important;
  }

  .table-responsive {
    border-radius: 10px;
    border: 1px solid var(--app-border);
  }

  table.dataTable,
  .app-table,
  .table.app-table {
    min-width: 780px;
  }

  .app-table thead th,
  .app-table tbody td,
  table.dataTable thead th,
  table.dataTable tbody td {
    font-size: 0.78rem;
    padding: 0.35rem 0.45rem;
    white-space: nowrap;
  }

  /* Make Select2 taps easier on phones */
  .select2-container--default .select2-selection--single {
    min-height: 44px;
    border-radius: 10px !important;
  }

  .select2-dropdown {
    border-radius: 10px !important;
  }

  /* Modal as sheet on phone */
  .modal-dialog {
    margin: 0.4rem;
  }

  .modal-content {
    border-radius: 12px;
  }

  .modal-body {
    max-height: 70vh;
    overflow-y: auto;
  }
}

@media (max-width: 575.98px) {
  .app-card .card-body,
  .card .card-body {
    padding: 0.75rem;
  }

  .btn-group .btn {
    flex: 1 1 100%;
  }

  h1, .h1 {
    font-size: 1.24rem;
  }
}

/* ========== Mobile Bottom Navigation (modern portal pattern) ========== */
@media (max-width: 991.98px) {
  body.app-mobile-nav-enabled {
    padding-bottom: calc(68px + env(safe-area-inset-bottom));
  }

  .app-mobile-nav {
    position: fixed;
    left: 0.5rem;
    right: 0.5rem;
    bottom: calc(0.5rem + env(safe-area-inset-bottom));
    z-index: 1200;
    height: 58px;
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: 0.3rem;
    padding: 0.35rem;
    border: 1px solid var(--app-border);
    border-radius: 14px;
    background: color-mix(in srgb, var(--app-surface) 92%, transparent);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.18);
  }

  .app-mobile-nav__item {
    flex: 1 1 0;
    min-width: 0;
    border-radius: 10px;
    border: 1px solid transparent;
    text-decoration: none;
    color: var(--app-text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  }

  .app-mobile-nav__item:hover {
    color: var(--app-text);
    background: var(--app-primary-light);
  }

  .app-mobile-nav__item.is-active {
    color: var(--app-accent);
    border-color: color-mix(in srgb, var(--app-accent) 40%, var(--app-border));
    background: var(--app-accent-light);
  }
}

@media (min-width: 769px) and (max-width: 1200px) {
  .filter-group-league {
    min-width: 240px;
    max-width: 360px;
  }
}

/* ========== Select2 — стабильный UI, без «прыжков» (dropdown в body) ========== */
.select2-container {
  font-family: var(--app-font);
  font-size: 1rem;
}

.select2-container--default .select2-selection--single {
  min-height: var(--app-touch-min);
  height: auto;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--app-border) !important;
  border-radius: var(--app-radius) !important;
  background-color: var(--app-surface) !important;
  display: flex;
  align-items: center;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
  color: var(--app-text);
  line-height: 1.4;
  padding-left: 0.25rem;
  padding-right: 2rem;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
  height: 100%;
  top: 0;
  right: 0.5rem;
}

.select2-container--default.select2-container--focus .select2-selection--single,
.select2-container--default.select2-container--open .select2-selection--single {
  border-color: var(--app-accent) !important;
  box-shadow: 0 0 0 3px var(--app-accent-light);
  outline: none;
}

.select2-dropdown {
  border: 1px solid var(--app-border-strong) !important;
  border-radius: var(--app-radius) !important;
  box-shadow: var(--app-shadow-lg) !important;
  background: var(--app-surface) !important;
  z-index: 2000 !important;
  overflow: hidden;
}

.select2-container--open {
  z-index: 2000 !important;
}

.select2-search--dropdown {
  padding: 0.5rem;
  background: var(--app-surface);
}

.select2-search--dropdown .select2-search__field {
  border: 1px solid var(--app-border) !important;
  border-radius: var(--app-radius) !important;
  min-height: 2.5rem;
  padding: 0.35rem 0.6rem;
  font-size: 1rem;
  color: var(--app-text);
  background: var(--app-surface);
}

.select2-search--dropdown .select2-search__field:focus {
  border-color: var(--app-accent) !important;
  box-shadow: 0 0 0 3px var(--app-accent-light);
  outline: none;
}

.select2-results__options {
  max-height: min(50vh, 360px) !important;
}

.select2-results__option {
  padding: 0.5rem 0.75rem;
  color: var(--app-text);
  word-break: break-word;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
  background: var(--app-accent) !important;
  color: #fff !important;
}

.select2-container--default .select2-results__option[aria-selected="true"] {
  background: var(--app-primary-light);
  color: var(--app-text);
}

.select2-container--default .select2-results__option--loading {
  color: var(--app-text-muted);
}

/* Очистка выбора (allowClear) */
.select2-container--default .select2-selection--single .select2-selection__clear {
  color: var(--app-text-muted);
  margin-right: 0.25rem;
  font-weight: 700;
}

html[data-theme="dark"] .select2-container--default .select2-selection--single,
html.dark .select2-container--default .select2-selection--single {
  background-color: var(--app-surface) !important;
}

/* ========== Читаемость: ограничение ширины текста на очень широких экранах ========== */
.app-readable {
  max-width: 90rem;
  margin-left: auto;
  margin-right: auto;
}

/* ========== Уважение к prefers-reduced-motion ========== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  body,
  .app-navbar,
  .app-navbar .nav-link,
  .app-card,
  .filter-form,
  .app-table,
  .btn,
  .app-stat-value,
  .number-prominent {
    transition: none !important;
  }

  .app-navbar .nav-link:hover,
  .app-card:hover,
  .filter-form:hover,
  .btn-primary:hover,
  .app-stat-value:hover,
  .number-prominent:hover {
    transform: none !important;
  }
}

/* ========== Фокус для доступности (клавиатура) ========== */
:focus-visible {
  outline: 2px solid var(--app-accent);
  outline-offset: 2px;
}

button:focus:not(:focus-visible),
.btn:focus:not(:focus-visible) {
  outline: none;
}

/* ========== Скроллбары (тонкие, не отвлекают) ========== */
.table-responsive,
.select2-results__options {
  scrollbar-width: thin;
  scrollbar-color: var(--app-border-strong) transparent;
}

.table-responsive::-webkit-scrollbar,
.select2-results__options::-webkit-scrollbar {
  height: 8px;
  width: 8px;
}

.table-responsive::-webkit-scrollbar-thumb,
.select2-results__options::-webkit-scrollbar-thumb {
  background: var(--app-border-strong);
  border-radius: 4px;
}

/* ========== Enterprise polish layer ========== */
body {
  background-image:
    radial-gradient(900px 300px at 0% -10%, rgba(37, 99, 235, 0.06), transparent 60%),
    radial-gradient(700px 260px at 100% -10%, rgba(15, 23, 42, 0.05), transparent 62%);
  background-attachment: fixed;
}

.container,
.container-fluid {
  position: relative;
}

h1, h2, h3, h4 {
  letter-spacing: -0.01em;
}

.alert {
  border-radius: var(--app-radius);
  border: 1px solid var(--app-border);
}

.stats-container {
  border-radius: var(--app-radius);
  border: 1px solid var(--app-border);
  background: var(--app-surface);
}

/* Sticky table headers for long analytics tables */
.app-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
}

/* Better empty/error diagnostics blocks */
#globalDiagnostics,
#runStatus,
#analyticsStatus {
  box-shadow: var(--app-shadow);
}

/* Premium details */
.app-navbar {
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
}

.app-card,
.stats-container,
.kpi-card {
  backdrop-filter: blur(4px);
}

.app-card .card-header {
  background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(248,250,252,0.9));
}

.table.app-table tbody tr:nth-child(even) {
  background: rgba(15, 23, 42, 0.015);
}

.premium-risk-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid var(--app-border);
  background: var(--app-surface);
}

.premium-risk-chip.safe {
  color: var(--app-success);
  border-color: rgba(5, 150, 105, 0.35);
  background: rgba(5, 150, 105, 0.08);
}

.premium-risk-chip.warn {
  color: var(--app-warning);
  border-color: rgba(217, 119, 6, 0.35);
  background: rgba(217, 119, 6, 0.1);
}

.premium-risk-chip.danger {
  color: var(--app-danger);
  border-color: rgba(220, 38, 38, 0.35);
  background: rgba(220, 38, 38, 0.1);
}

.premium-info-guide {
  background: color-mix(in srgb, var(--app-surface) 92%, #eff6ff);
}

/* Simple mode: accessibility-first */
body.simple-mode {
  font-size: 17px;
  line-height: 1.6;
}

body.simple-mode .small,
body.simple-mode small {
  font-size: 0.95rem !important;
}

body.simple-mode .btn {
  min-height: 46px;
  font-size: 0.98rem;
}

body.simple-mode .app-table thead th,
body.simple-mode .app-table tbody td,
body.simple-mode table.dataTable thead th,
body.simple-mode table.dataTable tbody td {
  font-size: 0.92rem;
  padding: 0.5rem 0.65rem;
}