/* Unified Web ERP — Design System tokens (np-*). Consumed by shell/login/dashboard/settings. */

:root {
  /* Token: Primary = structure, Accent = action. */
  --np-token-primary: #0D1B3D;
  --np-token-accent: #F4B400;
  --np-token-button: var(--np-token-accent);
  /* Token: Error = error messages, validation errors, destructive actions. Factory light value; ThemeCssApplier overrides from the cascade. */
  --np-token-error: #B42318;
  --np-color-primary: var(--np-token-primary);
  --np-color-accent: var(--np-token-accent);
  --np-color-primary-hover: #D9A000;
  --np-color-navy: var(--np-token-primary);
  --np-color-gold: var(--np-token-accent);
  --np-color-gold-hover: #D9A000;
  --np-color-canvas: #F7F9FC;
  --np-color-surface: color-mix(in srgb, var(--np-color-primary) 6%, #ffffff);
  --np-color-surface-2: color-mix(in srgb, var(--np-color-primary) 10%, #f3f6fc);
  --np-color-bg: color-mix(in srgb, var(--np-color-primary) 8%, #e8eef8);
  --np-color-border: color-mix(in srgb, var(--np-color-primary) 18%, #d5deee);
  --np-color-text: #0D1B3D;
  --np-color-muted: color-mix(in srgb, var(--np-color-primary) 12%, #5b6b86);
  --np-color-danger: var(--np-token-error);
  --np-color-success: #0f9f6e;
  --np-color-warning: #b54708;
  --np-color-chip: color-mix(in srgb, var(--np-color-primary) 8%, #e8eef8);
  --np-color-rail: color-mix(in srgb, var(--np-color-primary) 88%, #070d18);
  --np-color-rail-text: #e8eef8;
  --np-color-rail-active: color-mix(in srgb, var(--np-color-accent) 48%, transparent);

  /* Shape / elevation */
  --np-radius-sm: 6px;
  --np-radius: 12px;
  --np-radius-lg: 18px;
  --np-shadow-sm: 0 2px 8px rgba(13, 27, 61, 0.06);
  --np-shadow: 0 10px 28px rgba(13, 27, 61, 0.08);
  --np-shadow-lg: 0 18px 40px rgba(13, 27, 61, 0.12);

  /* Typography */
  --np-font-fa: "Segoe UI", Tahoma, "IranSansX", sans-serif;
  --np-font-size: 15px;
  --np-font-size-sm: 13px;
  --np-font-size-lg: 1.35rem;
  --np-line: 1.55;
  --np-weight-bold: 700;

  /* Layout / density */
  --np-nav-width: 248px;
  --np-space-1: 0.35rem;
  --np-space-2: 0.65rem;
  --np-space-3: 1rem;
  --np-space-4: 1.5rem;
  --np-space-5: 2rem;
  --np-control-h: 2.65rem;
  --np-density: comfortable;

  /* Motion */
  --np-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --np-duration: 180ms;
}

html[data-theme-mode="dark"] {
  --np-color-surface: color-mix(in srgb, var(--np-color-primary) 22%, #101820);
  --np-color-surface-2: color-mix(in srgb, var(--np-color-primary) 28%, #15202c);
  --np-color-bg: color-mix(in srgb, var(--np-color-primary) 62%, #070d14);
  --np-color-border: color-mix(in srgb, var(--np-color-primary) 40%, #243044);
  --np-color-text: #e8eef8;
  --np-color-muted: color-mix(in srgb, var(--np-color-primary) 15%, #9aa8c2);
  --np-color-chip: color-mix(in srgb, var(--np-color-primary) 30%, #1a2436);
  --np-color-rail: color-mix(in srgb, var(--np-color-primary) 78%, #070d18);
  --np-color-rail-active: color-mix(in srgb, var(--np-color-accent) 50%, transparent);
  --np-token-error: #FF9B8F;
  --np-color-danger: var(--np-token-error);
  --np-color-success: #4fd1a1;
  --np-color-warning: #ffb86b;
  --np-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
}

html[data-density="compact"] {
  --np-space-2: 0.45rem;
  --np-space-3: 0.7rem;
  --np-space-4: 1rem;
  --np-control-h: 2.25rem;
  --np-font-size: 14px;
  --np-nav-width: 216px;
  --np-density: compact;
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--np-font-fa);
  font-size: var(--np-font-size);
  line-height: var(--np-line);
  color: var(--np-color-text);
  background:
    radial-gradient(1200px 600px at 100% -10%, color-mix(in srgb, var(--np-color-accent) 34%, transparent), transparent 60%),
    linear-gradient(165deg, var(--np-color-bg) 0%, var(--np-color-surface-2) 55%, var(--np-color-bg) 100%);
}

a { color: var(--np-color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: var(--np-nav-width) minmax(0, 1fr);
  grid-template-rows: auto 1fr;
  grid-template-areas:
    "rail top"
    "rail main";
}

.shell.login-only {
  display: block;
}

.np-rail {
  grid-area: rail;
  background: var(--np-color-rail);
  color: var(--np-color-rail-text);
  padding: var(--np-space-4) var(--np-space-3);
  display: flex;
  flex-direction: column;
  gap: var(--np-space-3);
  border-inline-start: 0;
  position: sticky;
  top: 0;
  height: 100vh;
}

.np-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 1.2rem;
  font-weight: var(--np-weight-bold);
  letter-spacing: -0.02em;
}

.np-brand-mark {
  width: 42px;
  height: 42px;
  flex: none;
  background: #fff;
  border-radius: 12px;
  padding: 4px;
  object-fit: contain;
  box-shadow: 0 0 0 1px color-mix(in srgb, #fff 35%, transparent);
}

.np-brand span {
  display: block;
  font-size: var(--np-font-size-sm);
  color: color-mix(in srgb, var(--np-color-rail-text) 70%, transparent);
  font-weight: 500;
  margin-top: 0.2rem;
}

.np-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-top: var(--np-space-2);
  flex: 1;
  min-height: 0;
  overflow: auto;
}

.np-rail-copy {
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid color-mix(in srgb, var(--np-color-rail-text) 18%, transparent);
  font-size: 12px;
  line-height: 1.45;
  color: color-mix(in srgb, var(--np-color-rail-text) 78%, transparent);
}

.np-rail-copy strong {
  display: block;
  color: var(--np-color-rail-text);
  font-size: 13px;
}

.np-nav a {
  color: inherit;
  padding: 0.7rem 0.85rem;
  border-radius: var(--np-radius-sm);
  text-decoration: none;
  transition: background var(--np-duration) var(--np-ease);
}

.np-nav a:hover,
.np-nav a.active {
  background: var(--np-color-rail-active);
  text-decoration: none;
}

.np-nav a.active {
  border-inline-start: 3px solid var(--np-color-accent);
}

.np-nav-group {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.np-nav-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  width: 100%;
  margin: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: start;
  cursor: pointer;
  padding: 0.7rem 0.85rem;
  border-radius: var(--np-radius-sm);
}

.np-nav-toggle:hover,
.np-nav-toggle.active,
.np-nav-group.open > .np-nav-toggle {
  background: var(--np-color-rail-active);
}

.np-nav-caret {
  display: inline-block;
  font-size: 0.75rem;
  line-height: 1;
  opacity: 0.85;
  transition: transform var(--np-duration) var(--np-ease);
}

.np-nav-group:not(.open) .np-nav-caret {
  transform: rotate(-90deg);
}

.shell[dir="rtl"] .np-nav-group:not(.open) .np-nav-caret {
  transform: rotate(90deg);
}

.np-nav-sub {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-inline-start: 0.55rem;
}

.np-nav-sub a {
  font-size: var(--np-font-size-sm);
  padding: 0.45rem 0.7rem;
}

.np-topbar {
  grid-area: top;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--np-space-3);
  padding: var(--np-space-3) var(--np-space-4);
  background: var(--np-color-surface);
  border-bottom: 1px solid var(--np-color-border);
}

.np-topbar .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  color: var(--np-color-muted);
  font-size: var(--np-font-size-sm);
}

.np-top-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.np-sync-wrap {
  position: relative;
}

.np-sync-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: var(--np-control-h);
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--np-color-border);
  background: var(--np-color-surface);
  color: var(--np-color-text);
  cursor: pointer;
  font: inherit;
}

.np-sync-dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--np-color-danger);
  flex: none;
}

.np-sync-btn.is-ok .np-sync-dot { background: var(--np-color-success); }
.np-sync-btn.is-run .np-sync-dot { background: var(--np-color-accent); animation: np-sync-pulse 1.2s ease-in-out infinite; }
.np-sync-btn.is-warn .np-sync-dot { background: #c9a227; }
.np-sync-btn.is-bad .np-sync-dot { background: var(--np-color-danger); }

@keyframes np-sync-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.np-sync-label {
  font-size: var(--np-font-size-sm);
}

.np-sync-panel {
  position: absolute;
  top: calc(100% + 0.35rem);
  inset-inline-end: 0;
  z-index: 40;
  min-width: 16rem;
  max-width: 20rem;
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid var(--np-color-border);
  background: var(--np-color-surface);
  box-shadow: var(--np-shadow-sm);
  color: var(--np-color-text);
}

.np-sync-panel-title {
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.np-sync-panel-msg {
  font-size: var(--np-font-size-sm);
  margin-bottom: 0.35rem;
}

.np-sync-panel-detail,
.np-sync-panel-action {
  font-size: 0.8rem;
  color: var(--np-color-muted);
  margin-bottom: 0.25rem;
}

.np-sync-panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.65rem;
  justify-content: flex-end;
}

.np-lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: var(--np-control-h);
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--np-color-border);
  background: var(--np-color-surface);
  color: var(--np-color-text);
  cursor: pointer;
  font: inherit;
}

.np-lang-trigger.is-floating {
  position: fixed;
  top: 0.75rem;
  inset-inline-start: 0.75rem;
  z-index: 50;
  box-shadow: var(--np-shadow-sm);
}

.np-flag {
  width: 28px;
  height: 19px;
  flex: none;
  display: inline-block;
  border-radius: 3px;
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(13, 27, 61, 0.2);
  background: #fff;
}

.np-flag svg {
  display: block;
  width: 100%;
  height: 100%;
}

.np-lang-trigger .np-flag {
  width: 22px;
  height: 15px;
}

.np-lang-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(13, 27, 61, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.np-lang-dialog {
  width: min(440px, calc(100vw - 2rem));
  max-height: min(78vh, 640px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--np-color-surface);
  color: var(--np-color-text);
  border-radius: var(--np-radius);
  box-shadow: var(--np-shadow-lg);
  padding: var(--np-space-4);
}

.np-lang-title {
  margin: 0 0 0.75rem;
  font-size: 1.15rem;
  font-weight: var(--np-weight-bold);
}

.np-lang-list {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  overflow: auto;
  min-height: 0;
}

.np-lang-caption {
  flex: 1;
  text-align: start;
  line-height: 1.35;
}

.np-lang-row {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-align: start;
  border: 1px solid transparent;
  background: transparent;
  color: inherit;
  font: inherit;
  padding: 0.45rem 0.55rem;
  border-radius: var(--np-radius-sm);
  cursor: pointer;
}

.np-lang-row.is-selected {
  border-color: var(--np-color-accent);
  background: color-mix(in srgb, var(--np-color-accent) 12%, var(--np-color-surface));
}

.np-lang-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: var(--np-space-3);
}

.np-main {
  grid-area: main;
  padding: var(--np-space-4);
  max-width: 1180px;
  width: 100%;
  min-width: 0;
  margin-inline: auto;
}

.np-card {
  background: var(--np-color-surface);
  border: 1px solid var(--np-color-border);
  border-radius: var(--np-radius);
  box-shadow: var(--np-shadow);
  padding: var(--np-space-4);
}

.np-page-title {
  margin: 0 0 var(--np-space-2);
  font-size: 1.55rem;
  font-weight: var(--np-weight-bold);
}

.np-hint, .muted { color: var(--np-color-muted); }

.np-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--np-color-chip);
  color: var(--np-color-muted);
  font-size: var(--np-font-size-sm);
}

.np-chip.source-user { color: var(--np-color-accent); }
.np-chip.source-department { color: var(--np-color-success); }
.np-chip.source-system { color: var(--np-color-muted); }
.np-chip.np-chip-danger { color: var(--np-color-danger); }

.np-identity-badge {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.25rem;
}

.field {
  margin-bottom: var(--np-space-3);
  display: flex;
  flex-direction: column;
  gap: var(--np-space-1);
}

.input, .select, .color {
  min-height: var(--np-control-h);
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--np-color-border);
  border-radius: var(--np-radius-sm);
  background: var(--np-color-surface);
  color: var(--np-color-text);
  font: inherit;
}

.btn-primary, .btn-secondary, .btn-ghost, .btn-danger {
  border: 0;
  border-radius: var(--np-radius-sm);
  min-height: var(--np-control-h);
  padding: 0.55rem 1.1rem;
  cursor: pointer;
  font: inherit;
  transition: transform var(--np-duration) var(--np-ease), opacity var(--np-duration) var(--np-ease);
}

.btn-primary { background: var(--np-color-accent); color: var(--np-color-primary); }
.btn-primary:hover { background: var(--np-color-primary-hover); }
.btn-secondary { background: var(--np-color-chip); color: var(--np-color-text); }
.btn-ghost { background: transparent; color: var(--np-color-accent); border: 1px solid var(--np-color-border); }
.btn-danger { background: color-mix(in srgb, var(--np-color-danger) 12%, var(--np-color-surface)); color: var(--np-color-danger); }
.btn-primary:disabled, .btn-secondary:disabled { opacity: 0.55; cursor: not-allowed; }

.error {
  color: var(--np-color-danger);
  margin-bottom: var(--np-space-2);
  padding: 0.65rem 0.8rem;
  border-radius: var(--np-radius-sm);
  background: color-mix(in srgb, var(--np-color-danger) 10%, transparent);
}

.btn-ghost:disabled, .btn-danger:disabled { opacity: 0.55; cursor: not-allowed; }

.np-result {
  margin-bottom: var(--np-space-2);
  padding: 0.65rem 0.8rem;
  border-radius: var(--np-radius-sm);
}
.np-result ul { margin: 0; padding-inline-start: 1.1rem; }
.np-result-error { color: var(--np-color-danger); background: color-mix(in srgb, var(--np-color-danger) 10%, transparent); }
.np-result-warning { color: var(--np-color-warning, #B54708); background: color-mix(in srgb, var(--np-color-warning, #B54708) 10%, transparent); }
.np-result-info { color: var(--np-color-text); background: var(--np-color-chip); }
.np-result-success { color: var(--np-color-success, #067647); background: color-mix(in srgb, var(--np-color-success, #067647) 10%, transparent); }

.login-hero {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--np-space-4);
}

.login-panel {
  width: min(440px, 100%);
  animation: rise 420ms var(--np-ease);
}

.login-panel .brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--np-color-accent), color-mix(in srgb, var(--np-color-primary) 70%, var(--np-color-accent)));
  margin-bottom: var(--np-space-3);
  box-shadow: var(--np-shadow-sm);
}

@keyframes rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

.dashboard-grid {
  display: grid;
  gap: var(--np-space-3);
}

.dashboard-grid.two-column {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.widget {
  background: var(--np-color-surface);
  border: 1px solid var(--np-color-border);
  border-radius: var(--np-radius);
  box-shadow: var(--np-shadow-sm);
  padding: var(--np-space-3);
  min-height: 132px;
  display: flex;
  flex-direction: column;
  gap: var(--np-space-2);
}

.widget h3 {
  margin: 0;
  font-size: 1rem;
}

.widget .empty {
  color: var(--np-color-muted);
  font-size: var(--np-font-size-sm);
  border: 1px dashed var(--np-color-border);
  border-radius: var(--np-radius-sm);
  padding: var(--np-space-3);
  text-align: center;
}

.widget-chart-placeholder {
  height: 72px;
  border-radius: var(--np-radius-sm);
  background:
    linear-gradient(90deg, transparent 0%, color-mix(in srgb, var(--np-color-accent) 18%, transparent) 50%, transparent 100%),
    repeating-linear-gradient(-45deg, var(--np-color-surface-2), var(--np-color-surface-2) 8px, transparent 8px, transparent 16px);
}

.widget-head {
  display: flex;
  justify-content: space-between;
  gap: var(--np-space-2);
  align-items: center;
}

.np-identity {
  display: flex;
  align-items: center;
  gap: var(--np-space-2);
  min-width: 0;
}

.np-avatar {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  background: var(--np-color-primary);
  color: #fff;
  font-weight: var(--np-weight-bold);
  text-decoration: none;
  letter-spacing: 0;
}

.np-identity-name {
  color: inherit;
  font-weight: var(--np-weight-bold);
  text-decoration: none;
}

.np-identity-name:hover { text-decoration: underline; }

.np-avatar:focus-visible,
.np-identity-name:focus-visible,
.btn-logout:focus-visible,
.np-module:focus-visible {
  outline: 2px solid var(--np-color-accent);
  outline-offset: 2px;
}

.btn-logout {
  background: var(--np-color-surface);
  color: var(--np-color-text);
  border: 1px solid var(--np-color-border);
  border-radius: var(--np-radius-sm);
  min-height: var(--np-control-h);
  padding: 0.55rem 1.1rem;
  cursor: pointer;
  font: inherit;
}

.btn-logout:hover {
  border-color: var(--np-color-accent);
  color: var(--np-color-accent);
}

.np-menu-wrap { position: relative; }

.np-menu-backdrop {
  position: fixed;
  inset: 0;
  border: 0;
  padding: 0;
  background: transparent;
  z-index: 30;
  cursor: default;
}

.np-menu {
  position: absolute;
  z-index: 31;
  inset-inline-end: 0;
  top: calc(100% + 0.35rem);
  min-width: 12rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.35rem;
  background: var(--np-color-surface);
  border: 1px solid var(--np-color-border);
  border-radius: var(--np-radius-sm);
  box-shadow: var(--np-shadow);
}

.np-menu a,
.np-menu button {
  text-align: start;
  background: transparent;
  border: 0;
  color: inherit;
  font: inherit;
  text-decoration: none;
  border-radius: var(--np-radius-sm);
  padding: 0.55rem 0.7rem;
  cursor: pointer;
}

.np-menu a:hover,
.np-menu button:hover { background: var(--np-color-chip); }

.np-launcher,
.np-notes { margin-top: var(--np-space-4); }

.np-launcher h2,
.np-notes h2,
.np-profile h1 {
  margin: 0 0 var(--np-space-3);
  font-size: var(--np-font-size-lg);
}

.np-module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(11.5rem, 1fr));
  gap: var(--np-space-3);
}

.np-module-tip { display: block; min-width: 0; }

.np-module {
  width: 100%;
  min-height: 7.25rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--np-space-2);
  padding: var(--np-space-3);
  border-radius: var(--np-radius);
  border: 1px solid var(--np-color-border);
  background: var(--np-color-surface);
  box-shadow: var(--np-shadow-sm);
  color: inherit;
  text-align: start;
  text-decoration: none;
  font: inherit;
}

a.np-module.is-open:hover { border-color: var(--np-color-accent); }

.np-module.is-future {
  opacity: 0.78;
  cursor: not-allowed;
}

.np-badge-future {
  font-size: var(--np-font-size-sm);
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
  background: color-mix(in srgb, var(--np-color-warning) 16%, var(--np-color-surface));
  color: var(--np-color-warning);
}

.np-profile-row {
  display: flex;
  align-items: center;
  gap: var(--np-space-3);
  margin-bottom: var(--np-space-4);
}

.np-profile dl {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) 1fr;
  gap: var(--np-space-2) var(--np-space-3);
  margin: 0;
}

.np-profile dt { color: var(--np-color-muted); }
.np-profile dd { margin: 0; }

.preset-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--np-space-2);
}

.preset-card {
  border: 1px solid var(--np-color-border);
  border-radius: var(--np-radius-sm);
  padding: var(--np-space-2);
  cursor: pointer;
  background: var(--np-color-surface);
  text-align: start;
}

.preset-card.active {
  border-color: var(--np-color-accent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--np-color-accent) 25%, transparent);
}

.preset-swatch {
  height: 28px;
  border-radius: 8px;
  margin-bottom: 0.4rem;
}

.settings-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: var(--np-space-3);
}

.settings-tabs button.active {
  background: var(--np-color-accent);
  color: #fff;
}

.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--np-space-2);
  margin-top: var(--np-space-3);
}

.customize-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--np-space-2);
  align-items: center;
  margin-bottom: var(--np-space-3);
  padding: var(--np-space-2);
  background: var(--np-color-surface);
  border: 1px solid var(--np-color-border);
  border-radius: var(--np-radius);
}

.loading-block {
  display: grid;
  gap: 0.55rem;
}

.skeleton {
  height: 14px;
  border-radius: 8px;
  background: linear-gradient(90deg, var(--np-color-surface-2), var(--np-color-chip), var(--np-color-surface-2));
  background-size: 200% 100%;
  animation: shimmer 1.2s linear infinite;
}

@keyframes shimmer {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

@media (max-width: 900px) {
  .shell {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "top"
      "main"
      "rail";
  }

  .np-rail {
    position: sticky;
    bottom: 0;
    top: auto;
    height: auto;
    flex-direction: row;
    align-items: stretch;
    overflow-x: hidden;
    overflow-y: auto;
    max-height: 45vh;
    z-index: 20;
    padding: 0.55rem;
  }

  .np-brand, .np-rail-copy { display: none; }
  .np-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.3rem;
    margin: 0;
    width: 100%;
    overflow: visible;
  }
  .np-nav a,
  .np-nav-toggle {
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: var(--np-font-size-sm);
    padding: 0.55rem 0.7rem;
  }
  .np-nav-group { min-width: 0; }
  .np-nav-group.open { grid-column: 1 / -1; }
  .np-nav-group.open > .np-nav-sub {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding-inline-start: 0;
  }

  .dashboard-grid.two-column {
    grid-template-columns: 1fr;
  }

  .preset-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .np-main { padding: var(--np-space-3); }
}

@media (max-width: 600px) {
  .preset-grid {
    grid-template-columns: 1fr;
  }

  .customize-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .np-page-title {
    font-size: 1.15rem;
  }

  .login-card {
    margin: var(--np-space-3);
    padding: var(--np-space-3);
  }

  .np-profile dl { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .np-nav,
  .np-nav-group.open > .np-nav-sub {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.np-dev-nav { display: flex; flex-wrap: wrap; gap: var(--np-space-2); margin: 0 0 var(--np-space-3); }
.np-dev-nav a {
  color: var(--np-color-text);
  text-decoration: none;
  border: 1px solid var(--np-color-border);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  background: var(--np-color-surface);
}
.np-dev-nav a:hover { border-color: var(--np-color-accent); color: var(--np-color-accent); }
.np-dev table { width: 100%; border-collapse: collapse; }
.np-dev td { border-bottom: 1px solid var(--np-color-border); padding: 0.35rem 0; }
.np-dev-error { color: var(--np-color-danger); }