:root {
  --tn-navy: #0c3761;
  --tn-navy-rgb: 12, 55, 97;
  --tn-navy-deep: #082845;
  --tn-blue: #1f5f93;
  --tn-blue-soft: #eaf1f7;
  --tn-red: #ee2026;
  --tn-red-deep: #c81a21;
  --tn-slate: #5c6f82;
  --tn-slate-deep: #425469;
  --tn-surface: #f4f7fa;
  --tn-surface-strong: #e6edf4;
  --tn-surface-soft: #fbfcfe;
  --tn-text: #17324d;
  --tn-text-soft: #5f7388;
  --tn-border: #d7e0e8;
  --tn-shadow-sm: 0 .4rem 1rem rgba(var(--tn-navy-rgb), .05);
  --tn-shadow-md: 0 .9rem 2rem rgba(var(--tn-navy-rgb), .08);
  --tn-shadow-lg: 0 1.2rem 3rem rgba(var(--tn-navy-rgb), .12);
  --tn-radius-sm: .8rem;
  --tn-radius-md: 1rem;
  --tn-radius-lg: 1.3rem;

  --bs-primary: var(--tn-navy);
  --bs-primary-rgb: var(--tn-navy-rgb);
  --bs-primary-text-emphasis: var(--tn-navy-deep);
  --bs-primary-bg-subtle: #dfeaf4;
  --bs-primary-border-subtle: #bfd2e3;
  --bs-secondary: var(--tn-slate);
  --bs-secondary-rgb: 92, 111, 130;
  --bs-link-color: var(--tn-navy);
  --bs-link-hover-color: var(--tn-red);
  --bs-focus-ring-color: rgba(var(--tn-navy-rgb), .18);
  --bs-border-color: var(--tn-border);
  --bs-body-bg: var(--tn-surface);
  --bs-body-color: var(--tn-text);
  --bs-tertiary-bg: #edf3f8;
  --bs-light-rgb: 244, 247, 250;
  --bs-danger: var(--tn-red-deep);
  --bs-danger-rgb: 200, 26, 33;
  --bs-danger-text-emphasis: #8e1217;
  --bs-danger-bg-subtle: #fde9ea;
  --bs-danger-border-subtle: #f4b9bd;
}

html {
  font-size: 16px;
}

html, body {
  background:
    radial-gradient(circle at top left, rgba(var(--tn-navy-rgb), .05), transparent 28%),
    linear-gradient(180deg, #f8fbfd 0%, var(--tn-surface) 45%, #edf3f8 100%);
  color: var(--tn-text);
}

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.55;
  letter-spacing: -.01em;
}

h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
  color: var(--tn-navy-deep);
  letter-spacing: -.03em;
  font-weight: 700;
}

h1, .h1 { line-height: 1.08; }
h2, .h2 { line-height: 1.14; }
h3, .h3, h4, .h4 { line-height: 1.2; }

small, .small {
  line-height: 1.45;
}

a {
  text-underline-offset: 0.14em;
  text-decoration-thickness: .08em;
}

a.text-decoration-none:hover {
  color: var(--tn-red) !important;
}

.bg-light {
  background: transparent !important;
}

.bg-white,
.card,
.offcanvas,
.modal-content,
.dropdown-menu {
  background-color: rgba(255,255,255,.94) !important;
  backdrop-filter: blur(10px);
}

.card,
.custom-calendar-grid,
.table,
.list-group-item,
.offcanvas,
.modal-content {
  border-color: var(--tn-border);
}

.card {
  border: 1px solid rgba(var(--tn-navy-rgb), .06);
  border-radius: var(--tn-radius-lg);
  box-shadow: var(--tn-shadow-md) !important;
}

.card .card-header,
.table-light th,
.table-light td {
  background-color: #eef3f8 !important;
}

.card-body {
  padding: 1.4rem;
}

@media (min-width: 992px) {
  .card-body {
    padding: 1.6rem;
  }
}

.btn {
  --bs-btn-padding-y: .7rem;
  --bs-btn-padding-x: 1rem;
  --bs-btn-font-size: .95rem;
  --bs-btn-border-radius: .85rem;
  font-weight: 700;
  letter-spacing: -.01em;
  box-shadow: none;
  transition: transform .16s ease, box-shadow .16s ease, background-color .16s ease, border-color .16s ease, color .16s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-sm {
  --bs-btn-padding-y: .48rem;
  --bs-btn-padding-x: .8rem;
  --bs-btn-font-size: .86rem;
  --bs-btn-border-radius: .75rem;
}

.btn-primary {
  --bs-btn-bg: var(--tn-navy);
  --bs-btn-border-color: var(--tn-navy);
  --bs-btn-hover-bg: var(--tn-navy-deep);
  --bs-btn-hover-border-color: var(--tn-navy-deep);
  --bs-btn-active-bg: var(--tn-navy-deep);
  --bs-btn-active-border-color: var(--tn-navy-deep);
  --bs-btn-disabled-bg: var(--tn-navy);
  --bs-btn-disabled-border-color: var(--tn-navy);
  --bs-btn-shadow: 0 .7rem 1.4rem rgba(var(--tn-navy-rgb), .18);
  box-shadow: var(--bs-btn-shadow);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 1rem 1.8rem rgba(var(--tn-navy-rgb), .22);
}

.btn-outline-primary {
  --bs-btn-color: var(--tn-navy);
  --bs-btn-border-color: rgba(var(--tn-navy-rgb), .28);
  --bs-btn-bg: rgba(255,255,255,.85);
  --bs-btn-hover-bg: var(--tn-navy);
  --bs-btn-hover-border-color: var(--tn-navy);
  --bs-btn-active-bg: var(--tn-navy-deep);
  --bs-btn-active-border-color: var(--tn-navy-deep);
}

.btn-outline-secondary {
  --bs-btn-color: var(--tn-slate-deep);
  --bs-btn-border-color: #c6d2dc;
  --bs-btn-bg: rgba(255,255,255,.85);
  --bs-btn-hover-bg: #eef3f8;
  --bs-btn-hover-border-color: #adbfce;
  --bs-btn-hover-color: var(--tn-navy);
  --bs-btn-active-bg: #e3ebf2;
  --bs-btn-active-border-color: #a8b9c7;
  --bs-btn-active-color: var(--tn-navy);
}

.btn-outline-danger {
  --bs-btn-border-color: rgba(200, 26, 33, .24);
}

.form-label {
  margin-bottom: .45rem;
  font-size: .9rem;
  font-weight: 700;
  color: var(--tn-navy-deep);
}

.form-text {
  color: var(--tn-text-soft);
}

.form-control,
.form-select,
textarea.form-control {
  min-height: 3rem;
  border-color: #c7d3de;
  border-radius: .9rem;
  padding: .78rem .95rem;
  background: rgba(255,255,255,.94);
}

textarea.form-control {
  min-height: unset;
}

.form-control::placeholder,
textarea.form-control::placeholder {
  color: #91a1b0;
}

.form-control:focus,
.form-select:focus {
  border-color: #8fb1cf;
  box-shadow: 0 0 0 .25rem rgba(var(--tn-navy-rgb), .12);
}

.alert {
  border-radius: 1rem;
  padding: .95rem 1rem;
  box-shadow: var(--tn-shadow-sm);
}

.alert-info {
  --bs-alert-color: var(--tn-navy-deep);
  --bs-alert-bg: #e9f1f7;
  --bs-alert-border-color: #bfd2e3;
}

.badge {
  border-radius: 999px;
  padding: .48em .7em;
  font-weight: 700;
  letter-spacing: .01em;
}

.badge.text-bg-primary { background-color: var(--tn-navy) !important; }
.badge.text-bg-success { background-color: #1e6a55 !important; }
.badge.text-bg-secondary { background-color: var(--tn-slate) !important; }
.badge.text-bg-warning { background-color: #b98500 !important; color: #fff !important; }
.badge.text-bg-danger { background-color: var(--tn-red-deep) !important; }

.list-group-item {
  border-color: rgba(var(--tn-navy-rgb), .08);
  background: transparent;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

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

.table > :not(caption) > * > * {
  padding: .9rem .8rem;
}

.table thead th {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .05em;
  font-weight: 800;
  color: var(--tn-text-soft);
}

.text-muted {
  color: var(--tn-text-soft) !important;
}

.theme-shell-header {
  position: sticky;
  top: 0;
  z-index: 1020;
  background: rgba(255,255,255,.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(var(--tn-navy-rgb), .08);
}

.theme-topbar-inner {
  min-height: 4.5rem;
}

.theme-sidebar {
  background:
    linear-gradient(180deg, rgba(255,255,255,.97) 0%, rgba(244,247,250,.98) 100%),
    linear-gradient(90deg, var(--tn-red) 0, var(--tn-red) .35rem, transparent .35rem);
  border-right: 1px solid var(--tn-border) !important;
  box-shadow: inset .35rem 0 0 var(--tn-red);
}

.theme-sidebar-brand {
  padding-bottom: 1rem;
}

.theme-sidebar-logo,
.theme-auth-logo {
  display: block;
  max-width: 100%;
  height: auto;
}

.theme-sidebar-subtitle {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 700;
  color: var(--tn-text-soft);
}

.theme-nav-heading {
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 800;
  color: var(--tn-text-soft);
  margin-bottom: .7rem;
}

.theme-sidebar .nav-link {
  display: flex;
  align-items: center;
  min-height: 2.85rem;
  color: var(--tn-text);
  border-radius: .95rem;
  padding: .7rem .9rem;
  font-weight: 700;
}

.theme-sidebar .nav-link:hover {
  background: rgba(var(--tn-navy-rgb), .06);
  color: var(--tn-navy);
}

.theme-sidebar .nav-link.active {
  background: linear-gradient(90deg, rgba(var(--tn-navy-rgb), .12), rgba(var(--tn-navy-rgb), .06));
  color: var(--tn-navy);
  box-shadow: inset .2rem 0 0 var(--tn-red);
}

.theme-sidebar-user {
  background: rgba(var(--tn-navy-rgb), .04);
  border: 1px solid rgba(var(--tn-navy-rgb), .06);
  border-radius: 1rem;
  padding: .95rem 1rem;
}

.theme-sidebar .btn-outline-secondary {
  background: rgba(255,255,255,.88);
}

.theme-auth-shell {
  position: relative;
}

.theme-auth-shell::before {
  content: "";
  position: absolute;
  inset: 10% auto auto -8%;
  width: 16rem;
  height: 16rem;
  background: radial-gradient(circle, rgba(var(--tn-navy-rgb), .12) 0%, rgba(var(--tn-navy-rgb), 0) 68%);
  pointer-events: none;
}

.theme-auth-card::before,
.theme-dashboard-card::before,
.theme-section-card::before {
  content: "";
  display: block;
  height: .28rem;
  border-radius: var(--tn-radius-lg) var(--tn-radius-lg) 0 0;
  background: linear-gradient(90deg, var(--tn-red) 0%, var(--tn-navy) 100%);
  margin: -1.6rem -1.6rem 1.15rem -1.6rem;
}

.theme-auth-card,
.theme-section-card,
.theme-dashboard-card {
  overflow: hidden;
}

.theme-auth-intro {
  max-width: 28rem;
  margin-bottom: 1.5rem;
}

.theme-kicker {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .35rem .7rem;
  border-radius: 999px;
  background: rgba(var(--tn-navy-rgb), .06);
  color: var(--tn-navy);
  font-size: .76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.theme-page-header {
  margin-bottom: 1.5rem;
}

.theme-page-title {
  margin-bottom: .4rem;
  font-size: clamp(1.6rem, 2vw, 2rem);
}

.theme-page-subtitle {
  max-width: 42rem;
  font-size: .98rem;
}

.theme-page-actions {
  gap: .75rem;
}

.theme-stat-label {
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 800;
  color: var(--tn-text-soft);
  margin-bottom: .7rem;
}

.theme-stat-value {
  font-size: clamp(2rem, 3vw, 2.55rem);
  line-height: 1;
  letter-spacing: -.05em;
  margin-bottom: .6rem;
  color: var(--tn-navy-deep);
}

.theme-stat-help {
  font-size: .88rem;
  color: var(--tn-text-soft);
}

.theme-section-heading {
  margin-bottom: 1.2rem;
}

.theme-section-title {
  font-size: 1.02rem;
  margin-bottom: .25rem;
}

.theme-panel-title {
  font-size: 1rem;
  margin-bottom: .25rem;
}

.theme-panel-actions {
  align-items: center;
}

.theme-inline-meta {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
  color: var(--tn-text-soft);
  font-size: .88rem;
}

.theme-inline-meta-dot {
  width: .28rem;
  height: .28rem;
  border-radius: 50%;
  background: #a7b8c7;
}

.theme-flash-warning {
  border-left: .35rem solid var(--tn-red);
  background: linear-gradient(180deg, #fff 0%, #fdf4f4 100%);
}

.theme-flash-warning h3 {
  font-size: 1.05rem;
  line-height: 1.35;
  margin: 0;
}

.theme-auth-footer-link {
  font-size: .95rem;
  color: var(--tn-text-soft);
}

.calendar-theme-day-today {
  background: rgba(var(--tn-navy-rgb), .08) !important;
}

.calendar-theme-event {
  box-shadow: 0 .2rem .4rem rgba(var(--tn-navy-rgb), .1);
}

@media (max-width: 991.98px) {
  .theme-page-header {
    margin-bottom: 1.15rem;
  }

  .theme-auth-card::before,
  .theme-dashboard-card::before,
  .theme-section-card::before {
    margin-left: -1.4rem;
    margin-right: -1.4rem;
    margin-top: -1.4rem;
  }
}


.settings-multiselect { min-width: 12rem; }
strong.user-email {
  display: block;
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
}