:root {
  --text: #222;
  --muted: #6b6b6b;
  --link: #2c2a26;
  --link-hover: #2d5a4a;
  --focus: rgba(32, 174, 227, 0.25);
  --color-bg: #f5f0e8;
  --color-surface: #2c2a26;
  --color-surface-soft: #383530;
  --color-text-inverse: #f5f0e8;
  --header-border: rgba(255, 255, 255, 0.1);
  --header-muted: rgba(255, 255, 255, 0.45);
  --header-hover-bg: rgba(255, 255, 255, 0.06);
  --header-hover-bg-strong: rgba(255, 255, 255, 0.1);
  --header-hover-bg-subtle: rgba(255, 255, 255, 0.08);
  --nav-overlay-bg: rgba(15, 23, 42, 0.5);
  --color-primary: #20aee3;
  --panel-bg: #ffffff;
  --panel-border: #e3e9f5;
  --panel-shadow: 0 14px 34px rgba(15, 23, 42, 0.1);
  --panel-accent-bar: linear-gradient(90deg, #dce2ea, #c9d4e0);
  --card-header-dashboard-bg: var(--panel-bg);
  --dashboard-chrome-bg: #f1f4f8;
  --heading-color: #1e293b;
  --demo-item-bg: #ffffff;
  --demo-item-border: #e3e9f5;
  --demo-item-hover-border: #c4cfdf;
  --demo-item-hover-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
  --demo-preview-bg: linear-gradient(180deg, #f8fafc 0%, #eef4ff 100%);
  --demo-preview-hover-bg: linear-gradient(180deg, #f0f7ff 0%, #e3edff 100%);
  --demo-preview-border: #e8edf5;
  --demo-preview-hover-border: #d0dff5;
  --demo-svg-surface: #ffffff;
  --demo-svg-surface-border: #d9e2f3;
  --demo-svg-input-bg: #f8fafc;
  --demo-svg-input-border: #c4cfdf;
  --demo-svg-muted: #94a3b8;
  --demo-svg-divider: #e3e9f5;
  --demo-svg-icon-bg: #e8f4fc;
  --demo-svg-accent: #20aee3;
  --demo-svg-button-primary: #1677f2;
  --demo-svg-button-success: #2d5a4a;
  --note-bg: #f8fbff;
  --footer-bg: rgba(255, 255, 255, 0.95);
  --footer-border: #d9e2f3;
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.12);
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --radius-sm: 8px;
  --duration-fast: 120ms;
  --duration-normal: 200ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --header-nav-gap: 12px;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 100%;
}

html[data-shell-layout="narrow"] {
  font-size: 87.5%;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: var(--color-bg);
  color: var(--text);
}

.site-shell {
  width: min(1300px, calc(100% - 32px));
  margin: 0 auto;
}

.header {
  background-color: var(--color-surface);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  height: 56px;
  padding: 0 var(--space-4);
  border-bottom: 1px solid var(--header-border);
  overflow: visible;
}

.header button {
  margin: 0;
}

.header-content {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 1300px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  height: 100%;
  overflow: visible;
}

.header-left {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 102;
}

.brand {
  display: flex;
  align-items: center;
  align-self: stretch;
  flex-shrink: 0;
  z-index: 102;
}

.header-left > .form-nav {
  display: contents;
}

.brand-separator,
.form-nav-sep {
  color: var(--header-muted);
  font-size: 0.95rem;
  line-height: 1;
  user-select: none;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1ch;
}

.header-left .form-nav-home,
.header-left .form-nav .nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-inverse);
  font-weight: 500;
  font-size: 0.95rem;
  line-height: 1.2;
  padding: 0;
  margin: 0;
  border-radius: 0;
  flex-shrink: 0;
  background-color: transparent;
  transition: none;
}

.form-nav-home:hover,
.form-nav .nav-link:hover {
  color: var(--color-text-inverse);
  background-color: transparent;
}

.header-left .form-nav-home,
.header-left .form-nav .nav-link {
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: currentColor;
}

.header-left .form-nav-home:hover,
.header-left .form-nav .nav-link:hover,
.header-left .form-nav-home.active,
.header-left .form-nav-home[aria-current="page"],
.header-left .form-nav .nav-link.active,
.header-left .form-nav .nav-link[aria-current="page"] {
  color: var(--color-text-inverse);
  background-color: transparent;
}

.header-left .form-nav-home.active,
.header-left .form-nav-home[aria-current="page"],
.header-left .form-nav .nav-link.active,
.header-left .form-nav .nav-link[aria-current="page"] {
  text-decoration-color: transparent;
}

.form-nav-home:focus-visible,
.form-nav .nav-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.header-left .form-nav-home {
  flex-shrink: 0;
}

.header-left .form-nav .nav-link:hover,
.header-left .form-nav .nav-link.active:hover,
.header-left .form-nav .nav-link[aria-current="page"]:hover,
.header-left .form-nav-home:hover,
.header-left .form-nav-home.active:hover,
.header-left .form-nav-home[aria-current="page"]:hover {
  background-color: transparent;
}

.header-right {
  margin-left: auto;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  z-index: 102;
  overflow: visible;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  flex-shrink: 0;
  text-decoration: none;
  transition: opacity var(--duration-normal) var(--ease-out);
  z-index: 102;
}

.logo:hover {
  opacity: 0.9;
}

.default-logo {
  display: block;
  width: 118px;
  height: 22px;
  flex-shrink: 0;
  object-fit: contain;
  transform: translateY(3px);
}

.logo:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  overflow: visible;
}

.nav-drawer-links {
  display: none;
}

.nav-actions {
  --nav-action-size: 32px;
  --nav-action-gap: 2px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--nav-action-gap);
  margin-left: auto;
  flex-shrink: 0;
}

.nav-tool-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  height: var(--nav-action-size);
  width: var(--nav-action-size);
  min-width: var(--nav-action-size);
  padding: 0;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-inverse);
  font: inherit;
  font-weight: 500;
  font-size: 0.8125rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.85;
  transition: color var(--duration-normal) var(--ease-out),
    background-color var(--duration-normal) var(--ease-out),
    opacity var(--duration-normal) var(--ease-out);
}

.nav-tool-btn--lang {
  width: auto;
  min-width: 0;
  margin-left: 5px;
  padding: 0 4px;
  gap: 1px;
  font-size: 0.6875rem;
  letter-spacing: -0.03em;
}

.nav-tool-btn--lang .nav-tool-chevron {
  width: 8px;
  height: 8px;
}

.nav-tool-btn:hover {
  background-color: var(--header-hover-bg-strong);
  opacity: 1;
}

.nav-tool-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.nav-tool-icon {
  padding: 0;
}

.nav-tool-icon .theme-icon {
  display: block;
  flex-shrink: 0;
}

.nav-tool-chevron {
  width: 10px;
  height: 10px;
  opacity: 0.75;
  flex-shrink: 0;
}

.nav-tool-dropdown {
  position: relative;
  display: inline-flex;
  width: auto;
}

.nav-tool-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 104px;
  margin: 0;
  padding: 4px;
  list-style: none;
  background: var(--color-surface-soft);
  border: 1px solid var(--header-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  display: none;
}

.nav-tool-menu.is-open {
  display: block;
}

.nav-tool-menu a {
  display: block;
  width: 100%;
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--color-text-inverse);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.nav-tool-menu a:hover,
.nav-tool-menu a[aria-selected="true"] {
  background-color: var(--header-hover-bg-strong);
}

.nav-tool-menu a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.nav-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--nav-action-size, 36px);
  height: var(--nav-action-size, 36px);
  flex-shrink: 0;
  color: var(--color-text-inverse);
  background: transparent;
  border-radius: var(--radius-sm);
  transition: color var(--duration-normal) var(--ease-out),
    background-color var(--duration-normal) var(--ease-out),
    opacity var(--duration-normal) var(--ease-out);
  opacity: 0.8;
}

.nav-icon:hover {
  color: var(--color-text-inverse);
  background-color: var(--header-hover-bg-strong);
  opacity: 1;
}

.nav-icon:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.nav-link {
  position: relative;
  text-decoration: none;
  color: var(--color-text-inverse);
  font-weight: 500;
  font-size: 0.95rem;
  white-space: nowrap;
  transition: color var(--duration-normal) var(--ease-out),
    background-color var(--duration-fast) var(--ease-out);
  padding: var(--space-2) var(--space-2);
  border-radius: var(--radius-sm);
}

.nav-link:not(.form-nav-home)::after {
  content: "";
  position: absolute;
  bottom: var(--space-1);
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--duration-normal) var(--ease-out);
  border-radius: 1px;
}

.header-left .form-nav .nav-link::after,
.header-left .form-nav-home::after {
  display: none;
}

.nav-link:hover {
  color: var(--color-text-inverse);
  background-color: var(--header-hover-bg);
}

.nav-link:not(.form-nav-home):hover::after {
  transform: scaleX(1);
}

.nav-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.nav-link.active,
.nav-link[aria-current="page"] {
  color: var(--color-text-inverse);
}

.nav-link:not(.form-nav-home).active::after,
.nav-link:not(.form-nav-home)[aria-current="page"]::after {
  transform: scaleX(1);
}

.form-nav-home::after {
  display: none;
}

.nav-link.active:hover,
.nav-link[aria-current="page"]:hover {
  background-color: var(--header-hover-bg);
}

.burger-menu {
  display: none;
  cursor: pointer;
  width: 44px;
  height: 44px;
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  margin: auto 0;
  z-index: 102;
  background: transparent;
  border: none;
  padding: 0;
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast) var(--ease-out);
}

.burger-menu:hover {
  background: var(--header-hover-bg-subtle);
}

.burger-menu:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.burger-line {
  width: 20px;
  height: 2px;
  background-color: var(--color-text-inverse);
  border-radius: 1px;
  transform-origin: center;
  transition: transform var(--duration-normal) var(--ease-out),
    opacity var(--duration-normal) var(--ease-out);
}

.burger-menu.active .burger-line-1 {
  transform: translateY(8px) rotate(45deg);
}

.burger-menu.active .burger-line-2 {
  opacity: 0;
}

.burger-menu.active .burger-line-3 {
  transform: translateY(-8px) rotate(-45deg);
}

.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--nav-overlay-bg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-normal) var(--ease-out), visibility var(--duration-normal);
  z-index: 100;
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

.page {
  min-height: calc(100vh - 112px);
  padding: 80px 0 70px;
}

.layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.panel-card {
  width: 100%;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  box-shadow: var(--panel-shadow);
  position: relative;
  overflow: hidden;
}

.panel-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  border-radius: 16px 16px 0 0;
  background: var(--panel-accent-bar);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--panel-border);
  flex-wrap: wrap;
}

.card-header h2 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--heading-color);
}

.card-header h2 a {
  color: inherit;
  text-decoration: none;
}

.card-header h2 a:hover {
  color: var(--link-hover);
}

.card-body {
  padding: 20px 24px 24px;
}

.card-header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.report-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--link);
  font-size: 0.95rem;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
}

.report-link-icon {
  display: block;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.report-link:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

.note {
  margin: 0 0 var(--space-4);
  padding: var(--space-3);
  background: var(--note-bg);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  color: var(--muted);
  font-size: 0.95rem;
}

.note a {
  color: var(--link);
}

.note a:hover {
  color: var(--link-hover);
}

.demo-list {
  display: grid;
  grid-template-columns: 1fr;
  align-items: stretch;
  gap: var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 769px) {
  .demo-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.demo-item {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--demo-item-border);
  border-radius: 12px;
  background: var(--demo-item-bg);
  overflow: hidden;
  transition: border-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out);
}

.demo-item::before {
  content: "";
  display: block;
  height: 3px;
  background: var(--panel-accent-bar);
}

.demo-item:hover {
  border-color: var(--demo-item-hover-border);
  box-shadow: var(--demo-item-hover-shadow);
  transform: translateY(-1px);
}

.demo-item a {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-4);
  color: inherit;
  text-decoration: none;
}

.demo-item-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin: 0 0 var(--space-3);
  padding: var(--space-3) var(--space-2);
  aspect-ratio: 5 / 3;
  background: var(--demo-preview-bg);
  border: 1px solid var(--demo-preview-border);
  border-radius: 8px;
  transition: background var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out);
}

.demo-item-preview svg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 100%;
  aspect-ratio: 5 / 3;
}

.demo-item:hover .demo-item-preview {
  background: var(--demo-preview-hover-bg);
  border-color: var(--demo-preview-hover-border);
}

.demo-item-title {
  display: block;
  margin: 0 0 var(--space-2);
  color: var(--link);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.35;
  transition: color var(--duration-fast) var(--ease-out);
}

.demo-item:hover .demo-item-title {
  color: var(--link-hover);
}

.demo-item-desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.meta-links {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--panel-border);
}

.meta-links a {
  color: var(--link);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
}

.meta-links a:hover {
  color: var(--link-hover);
  text-decoration: underline;
}

.dashboard-frame {
  display: block;
  width: 100%;
  min-height: 0;
  height: 720px;
  border: 1px solid var(--demo-item-hover-border);
  border-radius: 10px;
  background: var(--dashboard-chrome-bg);
  overflow: hidden;
}

.layout-dashboard {
  gap: 0;
}

.panel-card-dashboard .card-body-dashboard {
  padding: 0;
  background: var(--dashboard-chrome-bg);
}

.card-body-demo {
  padding-bottom: 28px;
  border-bottom: none;
}

.card-header-dashboard {
  border-top: 1px solid var(--panel-border);
  border-bottom: none;
  background: var(--card-header-dashboard-bg);
  justify-content: flex-start;
  align-items: center;
  padding: 14px 24px;
  height: auto;
  min-height: 0;
  flex-wrap: nowrap;
}

.dashboard-nav {
  display: flex;
  align-items: center;
  gap: var(--header-nav-gap);
  width: 100%;
  min-width: 0;
  flex-wrap: nowrap;
}

.card-header-dashboard .dashboard-nav .nav-link {
  display: inline-flex;
  align-items: center;
  color: var(--heading-color);
  font-weight: 500;
  font-size: 0.95rem;
  line-height: 1.2;
  padding: 0;
  margin: 0;
  border-radius: 0;
  flex-shrink: 0;
  background-color: transparent;
  transition: none;
}

.card-header-dashboard .dashboard-nav .nav-link::after {
  display: none;
}

.card-header-dashboard .dashboard-nav .dashboard-nav-label {
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: currentColor;
}

.card-header-dashboard .dashboard-nav .nav-link:hover {
  color: var(--heading-color);
  background-color: transparent;
}

.card-header-dashboard .dashboard-nav .form-nav-sep {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  width: 1ch;
  flex-shrink: 0;
  color: var(--muted);
  opacity: 0.65;
  font-size: 0.95rem;
  line-height: 1;
}

.dashboard-nav-icon {
  display: block;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.card-header-dashboard .dashboard-nav .nav-link:not(.dashboard-nav-home) {
  gap: 8px;
}

.metrics-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: 16px 24px 20px;
  border-top: 1px solid var(--panel-border);
  background: var(--panel-bg);
}

.metrics-panel a {
  display: inline-flex;
  line-height: 0;
  border-radius: var(--radius-sm);
  transition: opacity var(--duration-fast) var(--ease-out);
}

.metrics-panel a:hover {
  opacity: 0.88;
}

.metrics-panel-full {
  display: block;
  width: 100%;
  max-width: 800px;
  height: auto;
  border-radius: 12px;
}

.metrics-panel-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

.metrics-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.metrics-stack li {
  padding: 4px 10px;
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  background: var(--demo-item-bg);
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.demo-section-title {
  margin: 0 0 var(--space-4);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--heading-color);
}

.panel-card-dashboard .dashboard-frame {
  border: none;
  border-radius: 0 0 16px 16px;
  background: var(--dashboard-chrome-bg);
}

.site-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-top: 1px solid var(--footer-border);
  background: var(--footer-bg);
  padding: 14px 0;
  text-align: center;
  color: var(--muted);
}

.layout-with-sidebar {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
}

.sidebar {
  flex: 0 0 220px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  box-shadow: var(--panel-shadow);
  padding: 20px 16px;
  position: sticky;
  top: 80px;
}

.sidebar-title {
  margin: 0 0 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.sidebar-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-link {
  display: block;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: var(--text);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
}

.sidebar-link:hover {
  background: var(--note-bg);
  color: var(--link-hover);
}

.sidebar-link.is-active,
.sidebar-link[aria-current="page"] {
  background: rgba(32, 174, 227, 0.12);
  color: var(--color-primary);
}

.content-area {
  flex: 1;
  min-width: 0;
  min-height: 480px;
  background: var(--panel-bg);
  border: 1px dashed var(--panel-border);
  border-radius: 16px;
  padding: 24px;
}

.content-section {
  display: none;
}

.content-section.is-active {
  display: block;
}

.content-section-title {
  margin: 0 0 8px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--heading-color);
}

.content-section-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

[data-theme="dark"] {
  color-scheme: dark;
  --text: #e8eaed;
  --muted: #9aa0a6;
  --link: #d7dce3;
  --link-hover: #7dd3a8;
  --focus: rgba(32, 174, 227, 0.35);
  --color-bg: #181a1e;
  --color-surface: #242830;
  --color-surface-soft: #2a2f38;
  --color-text-inverse: #e8eaed;
  --header-border: rgba(255, 255, 255, 0.08);
  --header-muted: rgba(255, 255, 255, 0.4);
  --nav-overlay-bg: rgba(0, 0, 0, 0.55);
  --panel-bg: #242830;
  --panel-border: #3a4049;
  --panel-shadow: 0 14px 34px rgba(0, 0, 0, 0.35);
  --panel-accent-bar: linear-gradient(90deg, #4a5260, #3a4049);
  --card-header-dashboard-bg: #1f2329;
  --dashboard-chrome-bg: #181a1e;
  --heading-color: #e8eaed;
  --demo-item-bg: #2a2f38;
  --demo-item-border: #3a4049;
  --demo-item-hover-border: #4a5260;
  --demo-item-hover-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
  --demo-preview-bg: linear-gradient(180deg, #2a2f38 0%, #1f2329 100%);
  --demo-preview-hover-bg: linear-gradient(180deg, #323844 0%, #252932 100%);
  --demo-preview-border: #3a4049;
  --demo-preview-hover-border: #4a5260;
  --demo-svg-surface: #1f2329;
  --demo-svg-surface-border: #4a5260;
  --demo-svg-input-bg: #2a2f38;
  --demo-svg-input-border: #3a4049;
  --demo-svg-muted: #6b7280;
  --demo-svg-divider: #3a4049;
  --demo-svg-icon-bg: #2a3540;
  --demo-svg-accent: #20aee3;
  --demo-svg-button-primary: #3b8cff;
  --demo-svg-button-success: #4caf88;
  --note-bg: #2a2f38;
  --footer-bg: rgba(24, 26, 30, 0.95);
  --footer-border: #3a4049;
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.4);
}

@media (max-width: 1150px) {
  .header-left {
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
  }

  .header-left::-webkit-scrollbar {
    display: none;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 87.5%;
  }

  .site-shell {
    width: 100%;
    padding-inline: 12px;
  }

  .header-content .nav-actions {
    position: absolute;
    top: 0;
    right: 44px;
    height: 56px;
    margin: 0;
    padding: 0;
    border: none;
    width: auto;
    z-index: 103;
  }

  .header-right {
    position: static;
    width: auto;
    height: auto;
    margin: 0;
    padding: 0;
    overflow: visible;
  }

  .header-left .brand-separator,
  .header-left .form-nav-sep,
  .header-left .form-nav-home,
  .header-left .form-nav .nav-link {
    display: none;
  }

  .header-left {
    flex: 0 1 auto;
    min-width: 0;
    overflow: visible;
  }

  .dashboard-nav {
    overflow-x: auto;
    scrollbar-width: none;
    gap: 12px;
    flex-wrap: nowrap;
  }

  .dashboard-nav::-webkit-scrollbar {
    display: none;
  }

  .nav {
    position: fixed;
    top: 56px;
    right: 0;
    width: min(320px, 88vw);
    height: calc(100vh - 56px);
    background-color: var(--color-surface);
    box-shadow: -20px 0 40px rgba(8, 7, 5, 0.35);
    flex-direction: column;
    align-items: stretch;
    padding: 20px 16px;
    transform: translateX(100%);
    visibility: hidden;
    pointer-events: none;
    transition: transform var(--duration-normal) var(--ease-out),
      visibility 0s linear var(--duration-normal);
    z-index: 101;
    overflow-y: auto;
  }

  .nav.active {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
    transition: transform var(--duration-normal) var(--ease-out),
      visibility 0s linear 0s;
  }

  .nav-drawer-links {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 100%;
  }

  .nav-drawer-links .nav-link {
    width: 100%;
    font-size: 1rem;
    text-decoration: none;
    padding: 10px 12px;
  }

  .nav-drawer-links .nav-link::after {
    display: none;
  }

  .nav .nav-link {
    width: 100%;
    font-size: 1rem;
  }

  .nav-tool-dropdown {
    width: auto;
    flex: 0 0 auto;
  }

  .nav-tool-btn--lang {
    margin-left: 0;
  }

  .nav-tool-menu {
    box-shadow: none;
  }

  .burger-menu {
    display: inline-flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
  }

  .page {
    padding: 72px 0 70px;
  }

  .card-header,
  .card-body {
    padding-left: 16px;
    padding-right: 16px;
  }

  .card-header-dashboard {
    padding-left: 16px;
    padding-right: 16px;
  }

  .metrics-panel {
    padding-left: 16px;
    padding-right: 16px;
  }

  .metrics-panel-full {
    max-width: 100%;
  }

  .panel-card-dashboard .card-body-dashboard {
    padding: 0;
  }

  .dashboard-frame {
    height: 560px;
  }

  .layout-with-sidebar {
    flex-direction: column;
  }

  .sidebar {
    flex: none;
    width: 100%;
    position: static;
  }
}