/* ==========================================================================
   LombokCSS — components.css
   Semantic component classes. All read tokens only -> auto-restyle per theme.
   Logical properties (inline/block) everywhere for RTL safety.
   Glass-aware surfaces apply backdrop-filter:var(--lc-blur) (inert when none).
   ========================================================================== */

/* ---------- BUTTON ---------- */
.btn {
  --_bg: var(--lc-surface);
  --_fg: var(--lc-text);
  --_bd: var(--lc-border-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--lc-space-2);
  font: inherit;
  font-weight: var(--lc-weight-medium);
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  padding-block: 0.62em;
  padding-inline: 1.05em;
  color: var(--_fg);
  background: var(--_bg);
  border: var(--lc-border-width) solid var(--_bd);
  border-radius: var(--lc-radius);
  box-shadow: var(--lc-shadow-hard);
  transition:
    transform var(--lc-transition),
    background-color var(--lc-transition),
    border-color var(--lc-transition),
    box-shadow var(--lc-transition),
    color var(--lc-transition);
  user-select: none;
}
.btn:hover {
  background: var(--lc-surface-2);
}
.btn:active {
  transform: translateY(1px);
}
.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  --_bg: var(--lc-accent);
  --_fg: var(--lc-accent-text);
  --_bd: var(--lc-accent);
}
.btn-primary:hover {
  background: var(--lc-accent-hover);
  border-color: var(--lc-accent-hover);
}
.btn-secondary {
  --_bg: var(--lc-surface-2);
  --_fg: var(--lc-text);
  --_bd: var(--lc-border-strong);
}
.btn-outline {
  --_bg: transparent;
  --_fg: var(--lc-accent);
  --_bd: var(--lc-accent);
}
.btn-outline:hover {
  background: var(--lc-accent-soft);
}
.btn-ghost {
  --_bg: transparent;
  --_fg: var(--lc-text);
  --_bd: transparent;
  box-shadow: none;
}
.btn-ghost:hover {
  background: var(--lc-surface-2);
}
.btn-soft {
  --_bg: var(--lc-accent-soft);
  --_fg: var(--lc-accent-soft-text);
  --_bd: transparent;
  box-shadow: none;
}
.btn-link {
  --_bg: transparent;
  --_fg: var(--lc-accent);
  --_bd: transparent;
  box-shadow: none;
  padding-inline: 0.25em;
}
.btn-link:hover {
  text-decoration: underline;
  background: transparent;
}
.btn-danger {
  --_bg: var(--lc-danger);
  --_fg: #fff;
  --_bd: var(--lc-danger);
}

.btn-sm {
  padding-block: 0.4em;
  padding-inline: 0.75em;
  font-size: var(--lc-text-sm);
}
.btn-lg {
  padding-block: 0.78em;
  padding-inline: 1.4em;
  font-size: var(--lc-text-lg);
}
.btn-block {
  display: flex;
  inline-size: 100%;
}
.btn-icon {
  padding: 0.55em;
  aspect-ratio: 1;
}
.btn-rounded {
  border-radius: var(--lc-radius-full);
}

.btn-group {
  display: inline-flex;
}
.btn-group .btn {
  border-radius: 0;
  margin-inline-start: calc(var(--lc-border-width) * -1);
}
.btn-group .btn:first-child {
  border-start-start-radius: var(--lc-radius);
  border-end-start-radius: var(--lc-radius);
  margin-inline-start: 0;
}
.btn-group .btn:last-child {
  border-start-end-radius: var(--lc-radius);
  border-end-end-radius: var(--lc-radius);
}

/* ---------- CARD ---------- */
.card {
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border: var(--lc-border-width) solid var(--lc-border);
  border-radius: var(--lc-radius-lg);
  box-shadow: var(--lc-shadow);
  overflow: hidden;
}
.card-body {
  padding: var(--lc-space-6);
}
.card-header {
  padding: var(--lc-space-4) var(--lc-space-6);
  border-block-end: var(--lc-border-width) solid var(--lc-border);
  font-weight: var(--lc-weight-semibold);
}
.card-footer {
  padding: var(--lc-space-4) var(--lc-space-6);
  border-block-start: var(--lc-border-width) solid var(--lc-border);
}
.card-title {
  font-size: var(--lc-text-lg);
  font-weight: var(--lc-weight-semibold);
  margin-block-end: var(--lc-space-1);
}
.card-text {
  color: var(--lc-text-muted);
  margin: 0;
}

/* ---------- BADGE / PILL ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: var(--lc-text-xs);
  font-weight: var(--lc-weight-semibold);
  line-height: 1;
  padding: 0.4em 0.65em;
  color: var(--lc-text);
  background: var(--lc-surface-2);
  border: var(--lc-border-width) solid var(--lc-border);
  border-radius: var(--lc-radius-sm);
}
.badge-pill {
  border-radius: var(--lc-radius-full);
}
.badge-primary {
  background: var(--lc-accent-soft);
  color: var(--lc-accent-soft-text);
  border-color: transparent;
}
.badge-success {
  background: var(--lc-success-soft);
  color: var(--lc-success-text);
  border-color: transparent;
}
.badge-warning {
  background: var(--lc-warning-soft);
  color: var(--lc-warning-text);
  border-color: transparent;
}
.badge-danger {
  background: var(--lc-danger-soft);
  color: var(--lc-danger-text);
  border-color: transparent;
}
.badge-info {
  background: var(--lc-info-soft);
  color: var(--lc-info-text);
  border-color: transparent;
}
.badge-solid {
  background: var(--lc-accent);
  color: var(--lc-accent-text);
  border-color: transparent;
}

/* ---------- ALERT ---------- */
.alert {
  display: flex;
  gap: var(--lc-space-3);
  align-items: flex-start;
  padding: var(--lc-space-4);
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border: var(--lc-border-width) solid var(--lc-border);
  border-inline-start-width: 4px;
  border-radius: var(--lc-radius);
}
.alert-title {
  font-weight: var(--lc-weight-semibold);
  margin-block-end: 0.15em;
}
.alert-success {
  border-inline-start-color: var(--lc-success);
  background: var(--lc-success-soft);
}
.alert-warning {
  border-inline-start-color: var(--lc-warning);
  background: var(--lc-warning-soft);
}
.alert-danger {
  border-inline-start-color: var(--lc-danger);
  background: var(--lc-danger-soft);
}
.alert-info {
  border-inline-start-color: var(--lc-info);
  background: var(--lc-info-soft);
}

/* ---------- FORM ---------- */
.field {
  margin-block-end: var(--lc-space-4);
}
.label {
  display: inline-block;
  font-size: var(--lc-text-sm);
  font-weight: var(--lc-weight-medium);
  margin-block-end: var(--lc-space-2);
}
.help {
  display: block;
  font-size: var(--lc-text-sm);
  color: var(--lc-text-muted);
  margin-block-start: var(--lc-space-1);
}
.error-text {
  display: none;
  font-size: var(--lc-text-sm);
  color: var(--lc-danger-text);
  margin-block-start: var(--lc-space-1);
}

.input,
.textarea,
.select,
input:where(
  [type]:not([type="checkbox"], [type="radio"], [type="range"], [type="file"], [type="button"], [type="submit"])
),
textarea,
select {
  inline-size: 100%;
  padding-block: 0.6em;
  padding-inline: 0.8em;
  color: var(--lc-text);
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border: var(--lc-border-width) solid var(--lc-border-strong);
  border-radius: var(--lc-radius);
  transition:
    border-color var(--lc-transition),
    box-shadow var(--lc-transition);
  appearance: none;
}
.textarea,
textarea {
  min-block-size: 6em;
  resize: vertical;
}
.input::placeholder,
textarea::placeholder {
  color: var(--lc-text-faint);
}

.input:focus,
.textarea:focus,
.select:focus,
input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--lc-accent);
  box-shadow: 0 0 0 3px var(--lc-ring);
}
.input:disabled,
textarea:disabled,
select:disabled {
  background: var(--lc-surface-2);
  opacity: 0.7;
  cursor: not-allowed;
}

/* native select caret (logical-aware) */
.select,
select {
  background-image:
    linear-gradient(45deg, transparent 50%, var(--lc-text-muted) 50%),
    linear-gradient(135deg, var(--lc-text-muted) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) center,
    calc(100% - 13px) center;
  background-size:
    5px 5px,
    5px 5px;
  background-repeat: no-repeat;
  padding-inline-end: 2.2em;
}
[dir="rtl"] .select,
[dir="rtl"] select {
  background-position:
    18px center,
    13px center;
  padding-inline: 2.2em 0.8em;
}

/* checkbox / radio use accent-color for native theming */
input[type="checkbox"],
input[type="radio"] {
  inline-size: 1.1em;
  block-size: 1.1em;
  accent-color: var(--lc-accent);
  margin-inline-end: var(--lc-space-2);
  vertical-align: -2px;
  cursor: pointer;
}
.check {
  display: flex;
  align-items: center;
  gap: var(--lc-space-2);
  margin-block-end: var(--lc-space-2);
}
.check label {
  cursor: pointer;
}

/* switch / toggle */
.switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  gap: var(--lc-space-2);
}
.switch input {
  position: absolute;
  opacity: 0;
  inline-size: 0;
  block-size: 0;
}
.switch .track {
  inline-size: 40px;
  block-size: 22px;
  border-radius: var(--lc-radius-full);
  background: var(--lc-border-strong);
  transition: background var(--lc-transition);
  position: relative;
  flex: none;
}
.switch .track::after {
  content: "";
  position: absolute;
  inset-block-start: 2px;
  inset-inline-start: 2px;
  inline-size: 18px;
  block-size: 18px;
  border-radius: 50%;
  background: #fff;
  transition: inset-inline-start var(--lc-transition);
}
.switch input:checked + .track {
  background: var(--lc-accent);
}
.switch input:checked + .track::after {
  inset-inline-start: 20px;
}
.switch input:focus-visible + .track {
  box-shadow: 0 0 0 3px var(--lc-ring);
}

/* file upload */
.file {
  display: inline-flex;
}
input[type="file"] {
  font-size: var(--lc-text-sm);
}
input[type="file"]::file-selector-button {
  font: inherit;
  cursor: pointer;
  margin-inline-end: var(--lc-space-3);
  padding: 0.5em 0.9em;
  color: var(--lc-text);
  background: var(--lc-surface-2);
  border: var(--lc-border-width) solid var(--lc-border-strong);
  border-radius: var(--lc-radius);
}

/* VALIDATION — works with native :user-invalid and a .is-invalid hook */
.input:user-invalid,
.input.is-invalid,
input:user-invalid,
textarea:user-invalid,
select:user-invalid,
.is-invalid {
  border-color: var(--lc-danger);
}
.input:user-invalid:focus,
.is-invalid:focus {
  box-shadow: 0 0 0 3px var(--lc-danger-soft);
}
.input:user-valid,
.is-valid,
input:user-valid {
  border-color: var(--lc-success);
}

/* show error text when field is invalid (modern :has) */
.field:has(:user-invalid) .error-text,
.field.is-invalid .error-text {
  display: block;
}
.field:has(:user-invalid) .help {
  display: none;
}

/* input sizes */
.input-sm,
.select-sm {
  padding-block: 0.4em;
  padding-inline: 0.6em;
  font-size: var(--lc-text-sm);
}
.input-lg,
.select-lg {
  padding-block: 0.75em;
  padding-inline: 1em;
  font-size: var(--lc-text-lg);
}

/* input group: join an input with leading/trailing addons or buttons */
.input-group {
  display: flex;
  align-items: stretch;
  inline-size: 100%;
}
.input-group > .input,
.input-group > .select,
.input-group > input,
.input-group > select {
  inline-size: auto;
  flex: 1 1 auto;
  min-inline-size: 0;
  border-radius: 0;
}
.input-group > :first-child {
  border-start-start-radius: var(--lc-radius);
  border-end-start-radius: var(--lc-radius);
}
.input-group > :last-child {
  border-start-end-radius: var(--lc-radius);
  border-end-end-radius: var(--lc-radius);
}
.input-group > * + * {
  margin-inline-start: calc(var(--lc-border-width) * -1);
}
.input-group .input-addon {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  padding-inline: 0.8em;
  color: var(--lc-text-muted);
  background: var(--lc-surface-2);
  border: var(--lc-border-width) solid var(--lc-border-strong);
}
.input-group .btn {
  border-radius: 0;
}
.input-group:focus-within > .input,
.input-group:focus-within > input {
  border-color: var(--lc-accent);
}

/* ---------- TABLE ---------- */
.table {
  inline-size: 100%;
  border-collapse: collapse;
  font-size: var(--lc-text-sm);
}
.table th,
.table td {
  padding: var(--lc-space-3) var(--lc-space-4);
  text-align: start;
  border-block-end: var(--lc-border-width) solid var(--lc-border);
}
.table thead th {
  font-weight: var(--lc-weight-semibold);
  color: var(--lc-text-muted);
  border-block-end: 2px solid var(--lc-border-strong);
  white-space: nowrap;
}
.table-striped tbody tr:nth-child(even) {
  background: var(--lc-surface-2);
}
.table-hover tbody tr:hover {
  background: var(--lc-surface-2);
}
.table-bordered,
.table-bordered th,
.table-bordered td {
  border: var(--lc-border-width) solid var(--lc-border);
}
/* sortable header affordance */
.table th[aria-sort] {
  cursor: pointer;
  user-select: none;
}
.table th[aria-sort]::after {
  content: "↕";
  opacity: 0.35;
  margin-inline-start: 0.4em;
  font-size: 0.85em;
}
.table th[aria-sort="ascending"]::after {
  content: "↑";
  opacity: 1;
}
.table th[aria-sort="descending"]::after {
  content: "↓";
  opacity: 1;
}
.table-wrap {
  overflow-x: auto;
  border-radius: var(--lc-radius);
}

/* ---------- AVATAR ---------- */
.avatar {
  --_s: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: var(--_s);
  block-size: var(--_s);
  border-radius: var(--lc-radius-full);
  background: var(--lc-accent-soft);
  color: var(--lc-accent-soft-text);
  font-weight: var(--lc-weight-semibold);
  overflow: hidden;
  flex: none;
  border: var(--lc-border-width) solid var(--lc-border);
}
.avatar img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
}
.avatar-sm {
  --_s: 28px;
  font-size: var(--lc-text-xs);
}
.avatar-lg {
  --_s: 56px;
  font-size: var(--lc-text-lg);
}
.avatar-group {
  display: inline-flex;
}
.avatar-group .avatar {
  margin-inline-start: -10px;
  box-shadow: 0 0 0 2px var(--lc-surface);
}
.avatar-group .avatar:first-child {
  margin-inline-start: 0;
}

/* ---------- PROGRESS ---------- */
.progress {
  inline-size: 100%;
  block-size: 8px;
  background: var(--lc-surface-2);
  border-radius: var(--lc-radius-full);
  overflow: hidden;
}
.progress > .bar {
  block-size: 100%;
  background: var(--lc-accent);
  border-radius: inherit;
  transition: inline-size var(--lc-transition);
}

/* ---------- SPINNER ---------- */
.spinner {
  display: inline-block;
  inline-size: 1.2em;
  block-size: 1.2em;
  vertical-align: -0.2em;
  border: 2px solid var(--lc-border-strong);
  border-block-start-color: var(--lc-accent);
  border-radius: 50%;
  animation: lc-spin 0.7s linear infinite;
}
@keyframes lc-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ---------- SKELETON ---------- */
.skeleton {
  background: linear-gradient(90deg, var(--lc-surface-2) 25%, var(--lc-border) 37%, var(--lc-surface-2) 63%);
  background-size: 400% 100%;
  animation: lc-sk 1.4s ease infinite;
  border-radius: var(--lc-radius-sm);
  block-size: 1em;
}
@keyframes lc-sk {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}

/* ---------- STAT ---------- */
.stat {
  padding: var(--lc-space-4);
}
.stat-label {
  font-size: var(--lc-text-sm);
  color: var(--lc-text-muted);
}
.stat-value {
  font-size: var(--lc-text-3xl);
  font-weight: var(--lc-weight-bold);
  line-height: 1.1;
}

/* ---------- LIST GROUP ---------- */
.list-group {
  border: var(--lc-border-width) solid var(--lc-border);
  border-radius: var(--lc-radius);
  overflow: hidden;
}
.list-group > * {
  display: block;
  padding: var(--lc-space-3) var(--lc-space-4);
  border-block-end: var(--lc-border-width) solid var(--lc-border);
  background: var(--lc-surface);
}
.list-group > *:last-child {
  border-block-end: 0;
}
a.list-group-item:hover,
.list-group-item.is-active {
  background: var(--lc-surface-2);
}

/* ---------- BREADCRUMB ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: var(--lc-space-2);
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: var(--lc-text-sm);
}
.breadcrumb li {
  display: flex;
  align-items: center;
  gap: var(--lc-space-2);
  margin: 0;
}
.breadcrumb li:not(:last-child)::after {
  content: "/";
  color: var(--lc-text-faint);
}
[dir="rtl"] .breadcrumb li:not(:last-child)::after {
  content: "\\";
}
.breadcrumb a {
  color: var(--lc-text-muted);
}
.breadcrumb [aria-current] {
  color: var(--lc-text);
  font-weight: var(--lc-weight-medium);
}

/* ---------- PAGINATION ---------- */
.pagination {
  display: flex;
  gap: var(--lc-space-1);
  list-style: none;
  padding: 0;
  margin: 0;
}
.pagination li {
  margin: 0;
}
.pagination a,
.pagination button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-inline-size: 2.2em;
  block-size: 2.2em;
  padding-inline: 0.6em;
  border: var(--lc-border-width) solid var(--lc-border);
  border-radius: var(--lc-radius-sm);
  background: var(--lc-surface);
  color: var(--lc-text);
  cursor: pointer;
  text-decoration: none;
}
.pagination a:hover {
  background: var(--lc-surface-2);
}
.pagination .is-active a,
.pagination .is-active button {
  background: var(--lc-accent);
  color: var(--lc-accent-text);
  border-color: var(--lc-accent);
}

/* ---------- NAVBAR ---------- */
.navbar {
  display: flex;
  align-items: center;
  gap: var(--lc-space-4);
  min-block-size: var(--lc-navbar-h);
  padding-inline: var(--lc-space-4);
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border-block-end: var(--lc-border-width) solid var(--lc-border);
  position: sticky;
  inset-block-start: 0;
  z-index: var(--lc-z-sticky);
}
.navbar-brand {
  font-weight: var(--lc-weight-bold);
  font-size: var(--lc-text-lg);
  color: var(--lc-text);
  text-decoration: none;
}
.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--lc-space-2);
  margin-inline-start: auto;
  list-style: none;
  padding: 0;
  margin-block: 0;
}
.navbar-nav li {
  margin: 0;
}
.navbar-nav a {
  color: var(--lc-text-muted);
  padding: 0.5em 0.75em;
  border-radius: var(--lc-radius-sm);
  text-decoration: none;
}
.navbar-nav a:hover,
.navbar-nav a[aria-current] {
  color: var(--lc-text);
  background: var(--lc-surface-2);
}
.navbar-toggle {
  display: none;
}
@media (max-width: 768px) {
  .navbar-toggle {
    display: inline-flex;
    margin-inline-start: auto;
  }
  .navbar-nav {
    display: none;
  }
  .navbar:has(.navbar-toggle:checked) .navbar-nav,
  .navbar.is-open .navbar-nav {
    display: flex;
    position: absolute;
    inset-block-start: var(--lc-navbar-h);
    inset-inline: 0;
    flex-direction: column;
    align-items: stretch;
    padding: var(--lc-space-2);
    background: var(--lc-surface);
    border-block-end: var(--lc-border-width) solid var(--lc-border);
    -webkit-backdrop-filter: var(--lc-blur);
    backdrop-filter: var(--lc-blur);
  }
}

/* ---------- TABS ---------- */
.tabs {
  border-block-end: var(--lc-border-width) solid var(--lc-border);
  display: flex;
  gap: var(--lc-space-1);
}
.tabs button,
.tabs .tab {
  font: inherit;
  cursor: pointer;
  background: none;
  border: 0;
  color: var(--lc-text-muted);
  padding: var(--lc-space-3) var(--lc-space-4);
  border-block-end: 2px solid transparent;
  margin-block-end: -1px;
}
.tabs button:hover {
  color: var(--lc-text);
}
.tabs button[aria-selected="true"],
.tabs .tab.is-active {
  color: var(--lc-accent);
  border-block-end-color: var(--lc-accent);
  font-weight: var(--lc-weight-medium);
}
.tab-panel {
  padding-block: var(--lc-space-4);
}
.tab-panel[hidden] {
  display: none;
}

/* ---------- ACCORDION (native details/summary) ---------- */
.accordion {
  border: var(--lc-border-width) solid var(--lc-border);
  border-radius: var(--lc-radius);
  overflow: hidden;
}
.accordion details {
  border-block-end: var(--lc-border-width) solid var(--lc-border);
}
.accordion details:last-child {
  border-block-end: 0;
}
.accordion summary {
  cursor: pointer;
  padding: var(--lc-space-3) var(--lc-space-4);
  font-weight: var(--lc-weight-medium);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--lc-surface);
}
.accordion summary::-webkit-details-marker {
  display: none;
}
.accordion summary::after {
  content: "+";
  color: var(--lc-text-muted);
  font-size: 1.2em;
  line-height: 1;
}
.accordion details[open] summary::after {
  content: "\2212";
}
.accordion .accordion-body {
  padding: 0 var(--lc-space-4) var(--lc-space-4);
  color: var(--lc-text-muted);
}

/* ---------- DROPDOWN / MENU ---------- */
.dropdown {
  position: relative;
  display: inline-block;
}
.dropdown-menu {
  position: absolute;
  inset-block-start: calc(100% + 6px);
  inset-inline-start: 0;
  z-index: var(--lc-z-dropdown);
  min-inline-size: 12rem;
  padding: var(--lc-space-1);
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border: var(--lc-border-width) solid var(--lc-border);
  border-radius: var(--lc-radius);
  box-shadow: var(--lc-shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--lc-transition);
}
.dropdown.is-open > .dropdown-menu,
.dropdown:has(> [aria-expanded="true"]) > .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.dropdown-item {
  display: block;
  inline-size: 100%;
  text-align: start;
  padding: 0.5em 0.75em;
  border-radius: var(--lc-radius-sm);
  color: var(--lc-text);
  background: none;
  border: 0;
  cursor: pointer;
  font: inherit;
  text-decoration: none;
}
.dropdown-item:hover {
  background: var(--lc-surface-2);
}
.dropdown-divider {
  block-size: var(--lc-border-width);
  background: var(--lc-border);
  margin: var(--lc-space-1) 0;
}
/* navbar dropdowns sit near the inline-end, so open toward start to avoid overflow */
.navbar .dropdown-menu,
.dropdown-menu.dropdown-end {
  inset-inline: auto 0;
}

/* ---------- TOOLTIP (CSS-only via data-tip) ---------- */
[data-tip] {
  position: relative;
}
[data-tip]::after {
  content: attr(data-tip);
  position: absolute;
  inset-block-end: calc(100% + 6px);
  inset-inline-start: 50%;
  transform: translateX(-50%) translateY(4px);
  padding: 0.35em 0.6em;
  font-size: var(--lc-text-xs);
  white-space: nowrap;
  color: var(--lc-bg);
  background: var(--lc-text);
  border-radius: var(--lc-radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: all var(--lc-transition);
  z-index: var(--lc-z-tooltip);
}
[dir="rtl"] [data-tip]::after {
  transform: translateX(50%) translateY(4px);
}
[data-tip]:hover::after,
[data-tip]:focus-visible::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
[dir="rtl"] [data-tip]:hover::after {
  transform: translateX(50%) translateY(0);
}

/* ---------- MODAL / DIALOG (native <dialog>) ---------- */
dialog.modal {
  padding: 0;
  border: 0;
  background: transparent;
  max-inline-size: min(92vw, 520px);
  inline-size: 100%;
  color: var(--lc-text);
  margin: auto;
}
dialog.modal::backdrop {
  background: rgba(8, 10, 18, 0.55);
  backdrop-filter: blur(2px);
}
.modal-card {
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border: var(--lc-border-width) solid var(--lc-border);
  border-radius: var(--lc-radius-lg);
  box-shadow: var(--lc-shadow-lg);
  overflow: hidden;
}
.modal-header {
  padding: var(--lc-space-4) var(--lc-space-6);
  border-block-end: var(--lc-border-width) solid var(--lc-border);
  font-weight: var(--lc-weight-semibold);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--lc-space-4);
}
.modal-body {
  padding: var(--lc-space-6);
}
.modal-footer {
  padding: var(--lc-space-4) var(--lc-space-6);
  border-block-start: var(--lc-border-width) solid var(--lc-border);
  display: flex;
  gap: var(--lc-space-2);
  justify-content: flex-end;
}

/* ---------- TOAST ---------- */
.toast-region {
  position: fixed;
  inset-block-end: var(--lc-space-6);
  inset-inline-end: var(--lc-space-6);
  z-index: var(--lc-z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--lc-space-2);
}
.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--lc-space-3);
  min-inline-size: 16rem;
  max-inline-size: 24rem;
  padding: var(--lc-space-3) var(--lc-space-4);
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border: var(--lc-border-width) solid var(--lc-border);
  border-radius: var(--lc-radius);
  box-shadow: var(--lc-shadow-lg);
  animation: lc-toast-in var(--lc-transition);
}
@keyframes lc-toast-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
}

/* ---------- STEPS / STEPPER ---------- */
.steps {
  display: flex;
  gap: var(--lc-space-2);
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: step;
}
.steps li {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--lc-space-2);
  align-items: center;
  text-align: center;
  font-size: var(--lc-text-sm);
  color: var(--lc-text-muted);
  position: relative;
}
.steps li::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  inline-size: 2em;
  block-size: 2em;
  border-radius: 50%;
  border: var(--lc-border-width) solid var(--lc-border-strong);
  background: var(--lc-surface);
}
.steps li.is-active::before,
.steps li.is-done::before {
  background: var(--lc-accent);
  color: var(--lc-accent-text);
  border-color: var(--lc-accent);
}
.steps li.is-active {
  color: var(--lc-text);
  font-weight: var(--lc-weight-medium);
}

/* ---------- SIDEBAR ---------- */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--lc-space-1);
  inline-size: 240px;
  flex: none;
  padding: var(--lc-space-3);
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border-inline-end: var(--lc-border-width) solid var(--lc-border);
}
.sidebar-title {
  font-size: var(--lc-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--lc-text-faint);
  padding: var(--lc-space-2) var(--lc-space-3);
  margin-block-start: var(--lc-space-2);
}
.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--lc-space-2);
  padding: 0.55em 0.75em;
  border-radius: var(--lc-radius-sm);
  color: var(--lc-text-muted);
  text-decoration: none;
  font-weight: var(--lc-weight-medium);
}
.sidebar-link:hover {
  background: var(--lc-surface-2);
  color: var(--lc-text);
}
.sidebar-link.is-active,
.sidebar-link[aria-current] {
  background: var(--lc-accent-soft);
  color: var(--lc-accent-soft-text);
}

/* ---------- DRAWER / OFFCANVAS ---------- */
.drawer-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--lc-z-modal);
  background: rgba(8, 10, 18, 0.5);
  backdrop-filter: blur(1px);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--lc-transition),
    visibility var(--lc-transition);
}
.drawer {
  position: fixed;
  inset-block: 0;
  inset-inline-start: 0;
  z-index: calc(var(--lc-z-modal) + 1);
  inline-size: min(86vw, 320px);
  max-inline-size: 100%;
  display: flex;
  flex-direction: column;
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border-inline-end: var(--lc-border-width) solid var(--lc-border);
  box-shadow: var(--lc-shadow-lg);
  transform: translateX(-100%);
  transition: transform var(--lc-transition);
}
.drawer-end {
  inset-inline: auto 0;
  border-inline: 0;
  border-inline-start: var(--lc-border-width) solid var(--lc-border);
  transform: translateX(100%);
}
[dir="rtl"] .drawer {
  transform: translateX(100%);
}
[dir="rtl"] .drawer-end {
  transform: translateX(-100%);
}
.drawer.is-open {
  transform: none;
}
.drawer.is-open ~ .drawer-overlay,
.drawer-overlay.is-open {
  opacity: 1;
  visibility: visible;
}
.drawer-header {
  padding: var(--lc-space-4);
  border-block-end: var(--lc-border-width) solid var(--lc-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--lc-space-3);
  font-weight: var(--lc-weight-semibold);
}
.drawer-body {
  padding: var(--lc-space-4);
  overflow-y: auto;
  flex: 1;
}

/* ---------- POPOVER ---------- */
.popover {
  position: relative;
  display: inline-block;
}
.popover-panel {
  position: absolute;
  inset-block-start: calc(100% + 8px);
  inset-inline-start: 0;
  z-index: var(--lc-z-dropdown);
  inline-size: max-content;
  max-inline-size: 18rem;
  padding: var(--lc-space-4);
  background: var(--lc-surface);
  -webkit-backdrop-filter: var(--lc-blur);
  backdrop-filter: var(--lc-blur);
  border: var(--lc-border-width) solid var(--lc-border);
  border-radius: var(--lc-radius);
  box-shadow: var(--lc-shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--lc-transition);
}
.popover.is-open > .popover-panel,
.popover:has(> [aria-expanded="true"]) > .popover-panel {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.popover-title {
  font-weight: var(--lc-weight-semibold);
  margin-block-end: var(--lc-space-1);
}
.popover-panel::before {
  content: "";
  position: absolute;
  inset-block-start: -5px;
  inset-inline-start: 16px;
  inline-size: 9px;
  block-size: 9px;
  background: var(--lc-surface);
  border-inline-start: var(--lc-border-width) solid var(--lc-border);
  border-block-start: var(--lc-border-width) solid var(--lc-border);
  transform: rotate(45deg);
}

/* ---------- CAROUSEL / SLIDER (CSS scroll-snap + optional JS controls) ---------- */
.carousel {
  position: relative;
}
.carousel-track {
  display: flex;
  gap: var(--lc-space-4);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-block-end: var(--lc-space-2);
  scrollbar-width: thin;
  overscroll-behavior-inline: contain;
}
.carousel-slide {
  flex: 0 0 100%;
  scroll-snap-align: start;
  border-radius: var(--lc-radius-lg);
}
@media (min-width: 768px) {
  .carousel-slide.is-third {
    flex-basis: calc((100% - var(--lc-space-4) * 2) / 3);
  }
}
.carousel-track::-webkit-scrollbar {
  block-size: 8px;
}
.carousel-track::-webkit-scrollbar-thumb {
  background: var(--lc-border-strong);
  border-radius: var(--lc-radius-full);
}
.carousel-btn {
  position: absolute;
  inset-block-start: 50%;
  transform: translateY(-50%);
  z-index: 2;
  inline-size: 2.4em;
  block-size: 2.4em;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--lc-radius-full);
  cursor: pointer;
  color: var(--lc-text);
  background: var(--lc-surface);
  border: var(--lc-border-width) solid var(--lc-border);
  box-shadow: var(--lc-shadow);
}
.carousel-btn:hover {
  background: var(--lc-surface-2);
}
.carousel-prev {
  inset-inline-start: calc(var(--lc-space-2) * -1);
}
.carousel-next {
  inset-inline-end: calc(var(--lc-space-2) * -1);
}
[dir="rtl"] .carousel-prev {
  transform: translateY(-50%) scaleX(-1);
}
[dir="rtl"] .carousel-next {
  transform: translateY(-50%) scaleX(-1);
}
.carousel-dots {
  display: flex;
  gap: var(--lc-space-2);
  justify-content: center;
  margin-block-start: var(--lc-space-3);
}
.carousel-dots > * {
  inline-size: 8px;
  block-size: 8px;
  border-radius: 50%;
  background: var(--lc-border-strong);
  border: 0;
  padding: 0;
  cursor: pointer;
  transition: background var(--lc-transition);
}
.carousel-dots > .is-active {
  background: var(--lc-accent);
  inline-size: 20px;
  border-radius: var(--lc-radius-full);
}

/* ---------- TIMELINE ---------- */
.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative;
}
.timeline > li {
  position: relative;
  padding-inline-start: var(--lc-space-8);
  padding-block-end: var(--lc-space-6);
  margin: 0;
}
.timeline > li::before {
  /* line */
  content: "";
  position: absolute;
  inset-block: 0.4em 0;
  inset-inline-start: 7px;
  inline-size: 2px;
  background: var(--lc-border);
}
.timeline > li:last-child::before {
  display: none;
}
.timeline > li::after {
  /* dot */
  content: "";
  position: absolute;
  inset-block-start: 0.35em;
  inset-inline-start: 0;
  inline-size: 16px;
  block-size: 16px;
  border-radius: 50%;
  background: var(--lc-surface);
  border: 3px solid var(--lc-accent);
}
.timeline .timeline-time {
  font-size: var(--lc-text-sm);
  color: var(--lc-text-muted);
}
.timeline .timeline-title {
  font-weight: var(--lc-weight-semibold);
  margin-block: 0.1em 0.25em;
}