/**
 * Pasarguard Reseller Management System
 * Main application UI — layout, components, utilities
 */

/* tokens.css is loaded via <link> in layouts */

/* ─── Reset & base ─── */
*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background: var(--color-bg);
  background-image: var(--gradient-mesh);
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  font: inherit;
}

a {
  color: var(--color-text-link);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

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

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

::selection {
  background: var(--color-primary-muted);
  color: var(--color-text);
}

/* ─── App shell ─── */
.app {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
}

.app__sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  z-index: var(--z-overlay);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.app__sidebar-overlay.is-visible {
  display: block;
  opacity: 1;
}

[data-theme='dark'] .app__sidebar-overlay,
html[data-theme-resolved='dark'] .app__sidebar-overlay {
  background: rgba(0, 0, 0, 0.6);
}

/* ─── Sidebar ─── */
.sidebar {
  position: fixed;
  top: 0;
  inset-inline-start: 0;
  width: var(--sidebar-width);
  height: 100vh;
  height: 100dvh;
  background: var(--sidebar-bg);
  backdrop-filter: blur(var(--glass-blur-strong));
  -webkit-backdrop-filter: blur(var(--glass-blur-strong));
  border-inline-end: 1px solid var(--glass-border-subtle);
  display: flex;
  flex-direction: column;
  z-index: var(--z-sidebar);
  transition: transform var(--duration-slow) var(--ease-out),
    width var(--duration-slow) var(--ease-out);
  overflow: hidden;
}

.sidebar.is-collapsed {
  width: var(--sidebar-collapsed-width);
}

.sidebar__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-5);
  min-height: var(--header-height);
  border-bottom: 1px solid var(--color-border-subtle);
  flex-shrink: 0;
}

.sidebar__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-lg);
  background: var(--gradient-primary);
  color: var(--color-text-inverse);
  font-weight: var(--font-bold);
  font-size: var(--text-sm);
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(99, 91, 255, 0.25);
}

.sidebar__brand {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.02em;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.sidebar.is-collapsed .sidebar__brand,
.sidebar.is-collapsed .sidebar__nav-label,
.sidebar.is-collapsed .sidebar__section-title,
.sidebar.is-collapsed .sidebar__user-info {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

.sidebar__nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--space-4) var(--space-3);
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.sidebar__section {
  margin-bottom: var(--space-6);
}

.sidebar__section-title {
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-1);
  white-space: nowrap;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  text-decoration: none;
  transition: background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
  margin-bottom: var(--space-1);
  position: relative;
}

.sidebar__link:hover {
  background: var(--nav-item-hover);
  color: var(--color-text);
}

.sidebar__link.is-active {
  background: var(--nav-item-active);
  color: var(--nav-item-active-text);
}

.sidebar__link.is-active::before {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.sidebar__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  opacity: 0.85;
}

.sidebar__nav-label {
  white-space: nowrap;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.sidebar__badge {
  margin-inline-start: auto;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-muted);
  color: var(--color-primary);
}

.sidebar__footer {
  padding: var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
  flex-shrink: 0;
}

.sidebar__user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2);
  border-radius: var(--radius-lg);
  transition: background var(--duration-fast) var(--ease-out);
}

.sidebar__user:hover {
  background: var(--nav-item-hover);
}

.sidebar__avatar {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-full);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  flex-shrink: 0;
}

.sidebar__user-info {
  overflow: hidden;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.sidebar__user-name {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar__user-role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Mobile sidebar */
@media (max-width: 63.9375rem) {
  .sidebar {
    transform: var(--transform-sidebar-closed);
    z-index: var(--z-sidebar);
  }

  .sidebar.is-open {
    transform: var(--transform-sidebar-open);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-sidebar);
  }

  .sidebar.is-collapsed {
    width: var(--sidebar-width);
  }
}

/* ─── Main content area ─── */
.app__main {
  flex: 1;
  margin-inline-start: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  transition: margin-inline-start var(--duration-slow) var(--ease-out);
}

.sidebar.is-collapsed ~ .app__main,
.app:has(.sidebar.is-collapsed) .app__main {
  margin-inline-start: var(--sidebar-collapsed-width);
}

@media (max-width: 63.9375rem) {
  .app__main {
    margin-inline-start: 0;
  }
}

/* ─── Header ─── */
.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: var(--header-height);
  padding: 0 var(--space-6);
  background: var(--header-bg);
  backdrop-filter: blur(var(--glass-blur-strong));
  -webkit-backdrop-filter: blur(var(--glass-blur-strong));
  border-bottom: 1px solid var(--glass-border-subtle);
}

.header__start {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  min-width: 0;
}

.header__menu-btn {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.header__menu-btn:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text);
}

@media (max-width: 63.9375rem) {
  .header__menu-btn {
    display: flex;
  }
}

.header__title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header__breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.header__breadcrumb a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

.header__breadcrumb a:hover {
  color: var(--color-text);
}

.header__breadcrumb-sep {
  opacity: 0.5;
}

.header__end {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.header__search {
  position: relative;
  display: none;
}

@media (min-width: 48rem) {
  .header__search {
    display: block;
  }
}

.header__search-input {
  width: 16rem;
  padding: var(--space-2) var(--space-4);
  padding-inline-start: var(--space-10);
  font-size: var(--text-sm);
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  transition: border-color var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out),
    width var(--duration-slow) var(--ease-out);
  outline: none;
}

.header__search-input:focus {
  border-color: var(--input-border-focus);
  box-shadow: var(--focus-ring);
  width: 20rem;
}

.header__search-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  inset-inline-start: var(--space-3);
  color: var(--color-text-muted);
  pointer-events: none;
}

/* ─── Page content ─── */
.page {
  flex: 1;
  padding: var(--space-6);
  max-width: var(--content-max-width);
  width: 100%;
  margin-inline: auto;
}

.page__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.page__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-1);
}

.page__description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.page__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

@media (max-width: 40rem) {
  .page {
    padding: var(--space-4);
  }

  .header {
    padding: 0 var(--space-4);
  }
}

/* ─── Glass card ─── */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card--flat {
  box-shadow: none;
}

.card--flat:hover {
  box-shadow: none;
}

.card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-subtle);
}

.card__title {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text);
}

.card__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.card__body {
  padding: var(--space-6);
}

.card__footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border-subtle);
  background: var(--color-bg-subtle);
}

/* ─── Stat cards ─── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.stat-card__label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
}

.stat-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-lg);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
}

.stat-card__icon--success {
  background: var(--color-success-subtle);
  color: var(--color-success);
}

.stat-card__icon--warning {
  background: var(--color-warning-subtle);
  color: var(--color-warning);
}

.stat-card__icon--danger {
  background: var(--color-danger-subtle);
  color: var(--color-danger);
}

.stat-card__value {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text);
  letter-spacing: -0.03em;
  line-height: var(--leading-tight);
}

.stat-card__change {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  margin-top: var(--space-2);
  padding: 0.125rem 0.5rem;
  border-radius: var(--radius-full);
}

.stat-card__change--up {
  background: var(--color-success-subtle);
  color: var(--color-success-text);
}

.stat-card__change--down {
  background: var(--color-danger-subtle);
  color: var(--color-danger-text);
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  line-height: 1.5;
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out),
    opacity var(--duration-fast) var(--ease-out);
  user-select: none;
}

.btn:disabled,
.btn.is-loading {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-xs);
}

.btn--primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-sm);
}

.btn--primary:active:not(:disabled) {
  background: var(--color-primary-active);
}

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

.btn--secondary:hover:not(:disabled) {
  background: var(--color-bg-subtle);
  border-color: var(--color-border-strong);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
}

.btn--ghost:hover:not(:disabled) {
  background: var(--color-bg-subtle);
  color: var(--color-text);
}

.btn--danger {
  background: var(--color-danger);
  color: var(--color-text-inverse);
}

.btn--danger:hover:not(:disabled) {
  background: var(--color-danger-hover);
}

.btn--success {
  background: var(--color-success);
  color: var(--color-text-inverse);
}

.btn--success:hover:not(:disabled) {
  background: var(--color-success-hover);
}

.btn--sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  border-radius: var(--radius-md);
}

.btn--lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
}

.btn--icon {
  padding: var(--space-2);
  width: 2.5rem;
  height: 2.5rem;
}

.btn__spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  opacity: 0;
}

.btn.is-loading .btn__spinner {
  opacity: 1;
}

.btn.is-loading .btn__text {
  opacity: 0;
}

.btn-group {
  display: inline-flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

/* ─── Forms ─── */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text);
}

.form-label--required::after {
  content: ' *';
  color: var(--color-danger);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out);
  outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--input-placeholder);
}

.form-input:hover:not(:disabled):not(:focus),
.form-select:hover:not(:disabled):not(:focus),
.form-textarea:hover:not(:disabled):not(:focus) {
  border-color: var(--color-border-strong);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--input-border-focus);
  box-shadow: var(--focus-ring);
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
  border-color: var(--color-danger);
  box-shadow: var(--shadow-glow-danger);
}

.form-textarea {
  min-height: 6rem;
  resize: vertical;
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-danger-text);
}

.form-checkbox,
.form-radio {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.form-checkbox input,
.form-radio input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-switch {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
}

.form-switch__track {
  position: relative;
  width: 2.75rem;
  height: 1.5rem;
  background: var(--color-bg-muted);
  border-radius: var(--radius-full);
  transition: background var(--duration-normal) var(--ease-out);
  flex-shrink: 0;
}

.form-switch__track::after {
  content: '';
  position: absolute;
  top: 0.1875rem;
  inset-inline-start: 0.1875rem;
  width: 1.125rem;
  height: 1.125rem;
  background: #fff;
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration-normal) var(--ease-out);
}

.form-switch input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.form-switch input:checked + .form-switch__track {
  background: var(--color-primary);
}

.form-switch input:checked + .form-switch__track::after {
  transform: translateX(-1.25rem);
}

html[dir='ltr'] .form-switch input:checked + .form-switch__track::after {
  transform: translateX(1.25rem);
}

.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding-top: var(--space-2);
}

/* ─── Tables ─── */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-subtle);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th,
.table td {
  padding: var(--space-3) var(--space-4);
  text-align: start;
  border-bottom: 1px solid var(--color-border-subtle);
  vertical-align: middle;
}

.table th {
  font-weight: var(--font-semibold);
  color: var(--color-text-secondary);
  background: var(--table-header-bg);
  white-space: nowrap;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.table tbody tr {
  transition: background var(--duration-fast) var(--ease-out);
}

.table tbody tr:hover {
  background: var(--table-row-hover);
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table--striped tbody tr:nth-child(even) {
  background: var(--table-stripe);
}

.table--compact th,
.table--compact td {
  padding: var(--space-2) var(--space-3);
}

.table__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  justify-content: flex-end;
}

/* ─── Badges ─── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.125rem 0.625rem;
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  white-space: nowrap;
  line-height: 1.5;
}

.badge--primary {
  background: var(--color-primary-subtle);
  color: var(--color-primary);
}

.badge--success {
  background: var(--color-success-subtle);
  color: var(--color-success-text);
}

.badge--warning {
  background: var(--color-warning-subtle);
  color: var(--color-warning-text);
}

.badge--danger {
  background: var(--color-danger-subtle);
  color: var(--color-danger-text);
}

.badge--info {
  background: var(--color-info-subtle);
  color: var(--color-info-text);
}

.badge--neutral {
  background: var(--color-bg-muted);
  color: var(--color-text-secondary);
}

.badge__dot {
  width: 0.375rem;
  height: 0.375rem;
  border-radius: 50%;
  background: currentColor;
}

/* ─── Alerts ─── */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  border: 1px solid transparent;
}

.alert--success {
  background: var(--color-success-subtle);
  color: var(--color-success-text);
  border-color: rgba(16, 185, 129, 0.2);
}

.alert--warning {
  background: var(--color-warning-subtle);
  color: var(--color-warning-text);
  border-color: rgba(245, 158, 11, 0.2);
}

.alert--danger {
  background: var(--color-danger-subtle);
  color: var(--color-danger-text);
  border-color: rgba(239, 68, 68, 0.2);
}

.alert--info {
  background: var(--color-info-subtle);
  color: var(--color-info-text);
  border-color: rgba(99, 102, 241, 0.2);
}

.alert__close {
  margin-inline-start: auto;
  background: none;
  border: none;
  padding: var(--space-1);
  color: inherit;
  opacity: 0.6;
  cursor: pointer;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.alert__close:hover {
  opacity: 1;
}

/* ─── Toasts ─── */
.toast-container {
  position: fixed;
  bottom: var(--space-6);
  inset-inline-start: var(--space-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 24rem;
  width: calc(100% - var(--space-12));
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur-strong));
  -webkit-backdrop-filter: blur(var(--glass-blur-strong));
  border: 1px solid var(--glass-border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  font-size: var(--text-sm);
  color: var(--color-text);
  pointer-events: auto;
  animation: toastIn var(--duration-slow) var(--ease-out) both;
}

.toast.is-leaving {
  animation: toastOut var(--duration-normal) var(--ease-out) both;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(1rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes toastOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(0.5rem);
  }
}

.toast--success {
  border-inline-start: 3px solid var(--color-success);
}

.toast--error {
  border-inline-start: 3px solid var(--color-danger);
}

.toast--warning {
  border-inline-start: 3px solid var(--color-warning);
}

.toast--info {
  border-inline-start: 3px solid var(--color-info);
}

.toast__close {
  margin-inline-start: auto;
  background: none;
  border: none;
  padding: var(--space-1);
  color: var(--color-text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.toast__close:hover {
  color: var(--color-text);
}

/* ─── Modals ─── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out),
    visibility var(--duration-normal) var(--ease-out);
}

.modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

[data-theme='dark'] .modal-backdrop,
html[data-theme-resolved='dark'] .modal-backdrop {
  background: rgba(0, 0, 0, 0.65);
}

.modal {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur-strong));
  -webkit-backdrop-filter: blur(var(--glass-blur-strong));
  border: 1px solid var(--glass-border-subtle);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 32rem;
  max-height: calc(100vh - var(--space-8));
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: scale(0.95) translateY(0.5rem);
  transition: transform var(--duration-normal) var(--ease-out);
}

.modal-backdrop.is-open .modal {
  transform: scale(1) translateY(0);
}

.modal--lg {
  max-width: 42rem;
}

.modal--sm {
  max-width: 24rem;
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-subtle);
}

.modal__title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text);
}

.modal__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-lg);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.modal__close:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text);
}

.modal__body {
  padding: var(--space-6);
  overflow-y: auto;
}

.modal__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-border-subtle);
  background: var(--color-bg-subtle);
}

/* ─── Skeleton loaders ─── */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--skeleton-base) 0%,
    var(--skeleton-shine) 50%,
    var(--skeleton-base) 100%
  );
  background-size: 200% 100%;
  animation: skeletonPulse 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

@keyframes skeletonPulse {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}

.skeleton--text {
  height: 0.875rem;
  margin-bottom: var(--space-2);
}

.skeleton--title {
  height: 1.5rem;
  width: 60%;
  margin-bottom: var(--space-3);
}

.skeleton--avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
}

.skeleton--card {
  height: 8rem;
  border-radius: var(--radius-xl);
}

.skeleton--row {
  height: 3rem;
  margin-bottom: var(--space-2);
}

/* ─── Empty states ─── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-12) var(--space-6);
}

.empty-state__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-xl);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  margin-bottom: var(--space-5);
  font-size: var(--text-2xl);
}

.empty-state__title {
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.empty-state__description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 24rem;
  margin-bottom: var(--space-6);
  line-height: var(--leading-relaxed);
}

/* ─── Pagination ─── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  padding: var(--space-4) 0;
}

.pagination__info {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.pagination__nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.pagination__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 2.25rem;
  padding: 0 var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out);
}

.pagination__btn:hover:not(:disabled):not(.is-active) {
  background: var(--color-bg-subtle);
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.pagination__btn.is-active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ─── Dropdown ─── */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown__menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  inset-inline-end: 0;
  min-width: 12rem;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur-strong));
  -webkit-backdrop-filter: blur(var(--glass-blur-strong));
  border: 1px solid var(--glass-border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-0.5rem);
  transition: opacity var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out),
    visibility var(--duration-normal) var(--ease-out);
}

.dropdown.is-open .dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  background: none;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  text-decoration: none;
  text-align: start;
  transition: background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.dropdown__item:hover {
  background: var(--nav-item-hover);
  color: var(--color-text);
}

.dropdown__item--danger {
  color: var(--color-danger-text);
}

.dropdown__item--danger:hover {
  background: var(--color-danger-subtle);
}

.dropdown__divider {
  height: 1px;
  background: var(--color-border-subtle);
  margin: var(--space-2) 0;
}

/* ─── Tabs ─── */
.tabs {
  display: flex;
  gap: var(--space-1);
  border-bottom: 1px solid var(--color-border-subtle);
  margin-bottom: var(--space-6);
  overflow-x: auto;
}

.tabs__tab {
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out);
  margin-bottom: -1px;
}

.tabs__tab:hover {
  color: var(--color-text);
}

.tabs__tab.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ─── Utilities ─── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.text-secondary {
  color: var(--color-text-secondary);
}

.text-success {
  color: var(--color-success-text);
}

.text-danger {
  color: var(--color-danger-text);
}

.text-center {
  text-align: center;
}

.text-start {
  text-align: start;
}

.text-end {
  text-align: end;
}

.font-medium {
  font-weight: var(--font-medium);
}

.font-semibold {
  font-weight: var(--font-semibold);
}

.font-bold {
  font-weight: var(--font-bold);
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-3 {
  gap: var(--space-3);
}

.gap-4 {
  gap: var(--space-4);
}

.mt-2 {
  margin-top: var(--space-2);
}

.mt-4 {
  margin-top: var(--space-4);
}

.mt-6 {
  margin-top: var(--space-6);
}

.mb-4 {
  margin-bottom: var(--space-4);
}

.mb-6 {
  margin-bottom: var(--space-6);
}

.w-full {
  width: 100%;
}

.hidden {
  display: none !important;
}

.grid {
  display: grid;
}

.grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 48rem) {
  .grid-cols-2 {
    grid-template-columns: 1fr;
  }
}

.divider {
  height: 1px;
  background: var(--color-border-subtle);
  margin: var(--space-4) 0;
}

/* Chart container */
.chart-container {
  position: relative;
  width: 100%;
  min-height: 16rem;
}

.chart-container canvas {
  max-width: 100%;
}

/* Copy button feedback */
.copy-btn.is-copied {
  color: var(--color-success) !important;
}

/* Loading overlay */
.loading-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-overlay);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  border-radius: inherit;
  z-index: 10;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out),
    visibility var(--duration-normal) var(--ease-out);
}

.loading-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.loading-spinner {
  width: 2rem;
  height: 2rem;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--color-border-strong);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}