html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

html {
  position: relative;
  min-height: 100%;
}

/* ===================== Theme tokens ===================== */
:root,
[data-bs-theme="light"] {
  --brand: #7C3AED;
  --brand-hover: #6425D6;
  --brand-active: #5417BF;
  --brand-light: #A78BFA;
  --brand-subtle: #F3EEFF;
  --brand-subtle-border: #E4D9FB;

  --surface: #FFFFFF;
  --surface-alt: #FAF9FD;
  --surface-raised: #FFFFFF;
  --text-body: #211D2C;
  --text-muted: #6B6478;
  --border-color: #E7E2F1;
  --shadow-color: rgba(124, 58, 237, 0.08);

  color-scheme: light;
}

[data-bs-theme="dark"] {
  --brand: #A78BFA;
  --brand-hover: #BBA3FC;
  --brand-active: #C9B6FD;
  --brand-light: #C4B5FD;
  --brand-subtle: #1C1626;
  --brand-subtle-border: #362A4D;

  --surface: #000000;
  --surface-alt: #121017;
  --surface-raised: #16131C;
  --text-body: #F1EDFB;
  --text-muted: #A79FC0;
  --border-color: #2A2438;
  --shadow-color: rgba(167, 139, 250, 0.12);

  color-scheme: dark;
}

/* ===================== Base ===================== */
body {
  background-color: var(--surface-alt);
  color: var(--text-body);
  font-family: "Segoe UI Variable", "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
}

h1 {
  font-size: 1.45rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin-bottom: 0.35rem;
}

h1 + p.text-muted {
  margin-top: -0.1rem;
}

a {
  color: var(--brand);
}
a:hover {
  color: var(--brand-hover);
}

::selection {
  background-color: var(--brand-light);
  color: #1a0a3d;
}

/* ===================== Navbar ===================== */
.navbar {
  background-color: var(--surface) !important;
  border-bottom: 1px solid var(--border-color) !important;
  box-shadow: 0 2px 12px var(--shadow-color);
}

.navbar-brand {
  font-weight: 700;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.navbar .nav-link {
  color: var(--text-body) !important;
  font-weight: 500;
  transition: color 0.15s ease;
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
  color: var(--brand) !important;
}

.navbar .nav-link.active {
  color: var(--brand) !important;
}

.navbar-toggler {
  border-color: var(--border-color);
}

.theme-toggle {
  border: 1px solid var(--border-color);
  background: var(--surface-alt);
  color: var(--text-body);
  border-radius: 999px;
  width: 2.25rem;
  height: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 1;
  transition: border-color 0.15s ease, color 0.15s ease;
}

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

.theme-toggle .icon-dark { display: none; }
[data-bs-theme="dark"] .theme-toggle .icon-light { display: none; }
[data-bs-theme="dark"] .theme-toggle .icon-dark { display: inline; }

/* ===================== Buttons ===================== */
.btn-primary {
  --bs-btn-bg: var(--brand);
  --bs-btn-border-color: var(--brand);
  --bs-btn-hover-bg: var(--brand-hover);
  --bs-btn-hover-border-color: var(--brand-hover);
  --bs-btn-active-bg: var(--brand-active);
  --bs-btn-active-border-color: var(--brand-active);
  --bs-btn-disabled-bg: var(--brand);
  --bs-btn-disabled-border-color: var(--brand);
  --bs-btn-color: #ffffff;
  --bs-btn-hover-color: #ffffff;
  --bs-btn-active-color: #ffffff;
}

.btn-outline-secondary {
  --bs-btn-color: var(--text-body);
  --bs-btn-border-color: var(--border-color);
  --bs-btn-hover-bg: var(--brand-subtle);
  --bs-btn-hover-border-color: var(--brand);
  --bs-btn-hover-color: var(--brand);
}

.btn-link {
  color: var(--brand);
}
.btn-link:hover {
  color: var(--brand-hover);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus, .form-select:focus {
  box-shadow: 0 0 0 0.15rem var(--surface), 0 0 0 0.3rem var(--brand-light);
}

.form-check-input:checked {
  background-color: var(--brand);
  border-color: var(--brand);
}

/* ===================== Surfaces: cards, tables, forms ===================== */
.card {
  background-color: var(--surface-raised);
  border-color: var(--border-color);
}

.table {
  --bs-table-color: var(--text-body);
  --bs-table-bg: transparent;
  --bs-table-border-color: var(--border-color);
}

.table > thead {
  --bs-table-color: var(--text-muted);
}

.table-hover > tbody > tr:hover > * {
  --bs-table-accent-bg: var(--brand-subtle);
  color: var(--text-body);
}

.form-label {
  font-weight: 500;
  color: var(--text-body);
}

.form-text, .text-muted {
  color: var(--text-muted) !important;
}

.breadcrumb {
  background-color: var(--brand-subtle);
  border: 1px solid var(--brand-subtle-border);
  border-radius: 0.5rem;
  padding: 0.5rem 1rem;
}

.breadcrumb-item.active {
  color: var(--text-muted);
}

.breadcrumb-item a {
  color: var(--brand);
  text-decoration: none;
}
.breadcrumb-item a:hover {
  text-decoration: underline;
}

.badge.bg-primary {
  background-color: var(--brand) !important;
}

.alert-danger {
  --bs-alert-bg: color-mix(in srgb, #dc3545 12%, var(--surface));
  --bs-alert-border-color: color-mix(in srgb, #dc3545 35%, var(--surface));
}

.alert-success {
  --bs-alert-bg: color-mix(in srgb, #198754 12%, var(--surface));
  --bs-alert-border-color: color-mix(in srgb, #198754 35%, var(--surface));
}

.alert-warning {
  --bs-alert-bg: color-mix(in srgb, #ffc107 15%, var(--surface));
  --bs-alert-border-color: color-mix(in srgb, #ffc107 35%, var(--surface));
}

/* ===================== Footer ===================== */
.footer {
  background-color: var(--surface);
  border-color: var(--border-color) !important;
  color: var(--text-muted);
}

/* ===================== Auth (Login) card ===================== */
.auth-wrapper {
  min-height: calc(100vh - 220px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 0;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--surface-raised);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 2.5rem;
  box-shadow: 0 12px 32px var(--shadow-color);
}

.auth-card .auth-brand {
  font-weight: 700;
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 0.25rem;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.auth-card .auth-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  font-size: 0.95rem;
}

/* ===================== App shell ===================== */
.app-body {
  min-height: 100vh;
}

.app-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 250px;
  background: var(--surface);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 1040;
  overflow-y: auto;
  transition: transform 0.2s ease;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 1.15rem;
  text-decoration: none;
}

.app-brand-mark {
  width: 2rem;
  height: 2rem;
  border-radius: 0.6rem;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

.app-brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.app-brand-text {
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 1.05rem;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  white-space: nowrap;
}

.app-nav {
  padding: 0.25rem 0.75rem 1.5rem;
}

.app-nav-section {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 1.1rem 0.5rem 0.35rem;
}

.app-nav-link {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 0.65rem;
  margin-bottom: 2px;
  border-radius: 0.5rem;
  color: var(--text-body);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.app-nav-link svg {
  flex-shrink: 0;
  opacity: 0.75;
}

.app-nav-link:hover {
  background: var(--brand-subtle);
  color: var(--brand);
}

.app-nav-link.active {
  background: var(--brand-subtle);
  color: var(--brand);
  font-weight: 600;
  box-shadow: inset 3px 0 0 var(--brand);
}

.app-nav-link.active svg {
  opacity: 1;
}

.app-main {
  margin-left: 250px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-topbar {
  position: sticky;
  top: 0;
  z-index: 1030;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 1.5rem;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
}

.app-sidebar-toggle {
  border: 1px solid var(--border-color);
  background: var(--surface-alt);
  color: var(--text-body);
  border-radius: 0.5rem;
  width: 2.25rem;
  height: 2.25rem;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.app-user {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.app-avatar {
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.app-user-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--bs-body-color);
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Group / role badge shown beside the user's name in the top bar. */
.app-user-badge {
  background: color-mix(in srgb, var(--brand) 14%, transparent);
  color: var(--brand);
  border: 1px solid color-mix(in srgb, var(--brand) 30%, transparent);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.app-content {
  flex: 1;
  padding: 1.75rem 1.5rem 2.5rem;
  max-width: 1320px;
  width: 100%;
}

/* Without the sidebar (login, logged-out home) the capped content block
   would hug the left edge on wide screens - center it instead. */
body:not(.app-body) .app-content {
  margin-inline: auto;
}

.app-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.82rem;
  background: var(--surface);
}

.app-sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 1035;
}

@media (max-width: 991.98px) {
  .app-sidebar {
    transform: translateX(-100%);
  }
  .app-sidebar.open {
    transform: translateX(0);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.25);
  }
  .app-sidebar-backdrop.show {
    display: block;
  }
  .app-main {
    margin-left: 0;
  }
  .app-sidebar-toggle {
    display: inline-flex;
  }
}

/* ===================== Enterprise polish ===================== */
.card {
  border-radius: 0.75rem;
  box-shadow: 0 1px 3px var(--shadow-color);
}

.btn {
  border-radius: 0.5rem;
}

/* Icon-only row-action buttons (table rows: Manage/Clone/Delete/etc.) */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  line-height: 1;
}
.btn-icon svg {
  flex-shrink: 0;
}

.form-control, .form-select {
  border-radius: 0.5rem;
  background-color: var(--surface);
  border-color: var(--border-color);
}

/* Tables: wrap in a raised panel with quiet headers */
.app-content .table {
  background: var(--surface-raised);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 1px 3px var(--shadow-color);
}

.app-content .table > thead th {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  background: var(--surface-alt);
  border-bottom: 1px solid var(--border-color);
  padding: 0.65rem 0.9rem;
}

.app-content .table > tbody td {
  padding: 0.7rem 0.9rem;
  border-color: var(--border-color);
  vertical-align: middle;
}

.app-content .table > tbody > tr:last-child > td {
  border-bottom: 0;
}

/* Softened status badges */
.badge {
  font-weight: 600;
  padding: 0.35em 0.7em;
  border-radius: 999px;
}

.badge.bg-success {
  background-color: color-mix(in srgb, #198754 16%, var(--surface)) !important;
  color: color-mix(in srgb, #198754 80%, var(--text-body)) !important;
  border: 1px solid color-mix(in srgb, #198754 35%, var(--surface));
}

.badge.bg-danger {
  background-color: color-mix(in srgb, #dc3545 14%, var(--surface)) !important;
  color: color-mix(in srgb, #dc3545 82%, var(--text-body)) !important;
  border: 1px solid color-mix(in srgb, #dc3545 35%, var(--surface));
}

.badge.bg-warning {
  background-color: color-mix(in srgb, #ffc107 20%, var(--surface)) !important;
  color: color-mix(in srgb, #b07d00 90%, var(--text-body)) !important;
  border: 1px solid color-mix(in srgb, #ffc107 45%, var(--surface));
}

.badge.bg-secondary {
  background-color: var(--surface-alt) !important;
  color: var(--text-muted) !important;
  border: 1px solid var(--border-color);
}

.badge.bg-primary {
  background-color: var(--brand-subtle) !important;
  color: var(--brand) !important;
  border: 1px solid var(--brand-subtle-border);
}

/* List toolbar */
.list-toolbar {
  background: var(--surface-raised);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 0.6rem 0.9rem;
  margin-bottom: 0.75rem !important;
}

/* Home dashboard tiles */
.home-tile {
  color: var(--text-body);
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.home-tile:hover {
  border-color: var(--brand);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--shadow-color);
  color: var(--text-body);
}

.home-tile-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.65rem;
  background: var(--brand-subtle);
  border: 1px solid var(--brand-subtle-border);
  color: var(--brand);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
}

/* Nav tabs (checker entry methods) */
.nav-tabs .nav-link {
  color: var(--text-muted);
  font-weight: 500;
}

.nav-tabs .nav-link.active {
  color: var(--brand);
  font-weight: 600;
}

/* ===================== Misc ===================== */
.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
  text-align: start;
}

@media print {
  .app-sidebar, .app-topbar, .app-footer, .theme-toggle {
    display: none !important;
  }
  .app-main {
    margin-left: 0;
  }
}

/* ===================== Mobile friendliness ===================== */

/* Page/card header toolbars (title + action button, or card-header with a
   button) wrap instead of squeezing onto one line on narrow screens. */
.d-flex.justify-content-between.align-items-center {
  flex-wrap: wrap;
  row-gap: 0.5rem;
}

/* Dynamic form rows (criteria builder rows, qualified-list upload row)
   wrap instead of overflowing the viewport horizontally. */
.criteria-row .d-flex,
.qualified-list-picker .d-flex {
  flex-wrap: wrap;
  row-gap: 0.35rem;
}

/* ===================== API integration builder rows ===================== */
/* Grid (not flex) so every row's columns share the same width regardless of
   that row's own content - a flex <select> without a fixed width sizes
   itself to its currently-selected option's text, so e.g. "String" vs
   "Boolean" or "Single value" vs "Comma-delimited list" made same-column
   dropdowns different widths from row to row. */

/* Name/value pairs: header rows in both API integration builders. */
.header-row,
.api-header-row {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) minmax(160px, 1fr) auto;
  gap: 0.35rem;
  align-items: center;
}

/* Request body field rows (Customer API Integration): Key, Value, Type. */
.body-field-row {
  display: grid;
  grid-template-columns: minmax(140px, 1fr) minmax(160px, 1.3fr) 110px auto;
  gap: 0.35rem;
  align-items: center;
}

/* Request body parameter rows (Criterion Data Source): Name, Type, Match. */
.api-param-row {
  display: grid;
  grid-template-columns: minmax(140px, 1fr) 170px 120px auto;
  gap: 0.35rem;
  align-items: center;
}

/* Response parameter mapping rows: Field -> Target. */
.response-param-row {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) auto minmax(180px, 230px) auto;
  gap: 0.35rem;
  align-items: center;
}

@media (max-width: 575.98px) {
  .header-row,
  .api-header-row,
  .body-field-row,
  .api-param-row,
  .response-param-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 575.98px) {
  .app-topbar {
    padding: 0.6rem 1rem;
  }
  .app-content {
    padding: 1.25rem 1rem 2rem;
  }
  .app-footer {
    padding: 1rem;
  }
  .auth-card {
    padding: 1.75rem 1.25rem;
  }
  /* Criteria-row selects have a fixed max-width for desktop; let them and
     the value input take the full row width once wrapped on narrow phones. */
  .criteria-row .criteria-datasource,
  .criteria-row .criteria-operator,
  .criteria-row .criteria-value-container {
    max-width: 100% !important;
    flex: 1 1 100%;
  }
}