:root {
  --color-primary: #9e1c60;
  --color-primary-hover: #811844;
  --color-secondary: #f5ad18;
  --color-secondary-hover: #d99610;
  --color-background: #fafafa;
  --color-surface: #fff;
  --color-border: #e5e7eb;
  --color-text: #1a1a2e;
  --color-text-muted: #6b7280;
  --color-success: #16a34a;
  --color-success-bg: #dcfce7;
  --color-warning: #f5ad18;
  --color-warning-bg: #fef9c3;
  --color-error: #ef4444;
  --color-error-bg: #fee2e2;
  --color-info: #9e1c60;
  --color-info-bg: #f3e8ff;
  --code-background: var(--color-surface);
  --code-keyword: #9e1c60;
  --code-string: #0a6b0a;
  --code-number: #04c;
  --code-comment: #5c6370;
  --code-function: #2060d0;
  --code-type: #a04000;
  --code-operator: #383a42;
  --code-variable: #b81414;
  --font-sans: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", ui-monospace, monospace;
  --text-xs: .75rem;
  --text-sm: .875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.75;
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  --space-0: 0;
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
  --border-radius-sm: .25rem;
  --border-radius-md: .375rem;
  --border-radius-lg: .5rem;
  --border-radius-xl: .75rem;
  --border-radius-full: 9999px;
  --shadow-sm: 0 1px 2px 0 #0000000d;
  --shadow-md: 0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;
  --shadow-lg: 0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;
  --transition-fast: .15s ease;
  --transition-normal: .2s ease;
  --transition-slow: .3s ease;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-primary: #f5ad18;
    --color-primary-hover: #ffc042;
    --color-secondary: #9e1c60;
    --color-secondary-hover: #b83d7a;
    --color-background: #561530;
    --color-surface: #6d2040;
    --color-border: #8a4a60;
    --color-text: #fdf8f0;
    --color-text-muted: #d4a8b0;
    --color-success-bg: #14532d;
    --color-warning-bg: #713f12;
    --color-error-bg: #7f1d1d;
    --color-info-bg: #581c87;
    --code-background: var(--color-surface);
    --code-keyword: #ff79c6;
    --code-string: #50fa7b;
    --code-number: #c9a5ff;
    --code-comment: #d0d4dc;
    --code-function: #8be9fd;
    --code-type: #ffb86c;
    --code-operator: #f8f8f2;
    --code-variable: #f66;
  }
}

[data-theme="dark"] {
  --color-primary: #f5ad18;
  --color-primary-hover: #ffc042;
  --color-secondary: #9e1c60;
  --color-secondary-hover: #b83d7a;
  --color-background: #561530;
  --color-surface: #6d2040;
  --color-border: #8a4a60;
  --color-text: #fdf8f0;
  --color-text-muted: #d4a8b0;
  --color-success-bg: #14532d;
  --color-warning-bg: #713f12;
  --color-error-bg: #7f1d1d;
  --color-info-bg: #581c87;
  --code-background: var(--color-surface);
  --code-keyword: #ff79c6;
  --code-string: #50fa7b;
  --code-number: #c9a5ff;
  --code-comment: #d0d4dc;
  --code-function: #8be9fd;
  --code-type: #ffb86c;
  --code-operator: #f8f8f2;
  --code-variable: #f66;
}

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

* {
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizelegibility;
  font-size: 16px;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  min-height: 100vh;
}

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

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

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

h1, h2, h3, h4, h5, h6 {
  line-height: var(--leading-tight);
  font-weight: var(--font-semibold);
}

h1 {
  font-size: var(--text-4xl);
}

h2 {
  font-size: var(--text-3xl);
}

h3 {
  font-size: var(--text-2xl);
}

h4 {
  font-size: var(--text-xl);
}

h5 {
  font-size: var(--text-lg);
}

h6 {
  font-size: var(--text-base);
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

code, pre, kbd, samp {
  font-family: var(--font-mono);
  font-size: .9em;
}

pre {
  background-color: var(--code-background);
  padding: var(--space-4);
  border-radius: var(--border-radius-md);
  overflow-x: auto;
}

code {
  background-color: var(--code-background);
  border-radius: var(--border-radius-sm);
  padding: .125em .25em;
}

pre code {
  background: none;
  padding: 0;
}

@media (prefers-reduced-motion: no-preference) {
  * {
    transition: color var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
  }
}

.skip-link {
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: #fff;
  z-index: 9999;
  position: absolute;
  top: -100%;
  left: 0;
}

.theme-toggle {
  border-radius: var(--border-radius-md);
  width: 44px;
  height: 44px;
  color: var(--color-text);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  background: none;
  border: none;
  justify-content: center;
  align-items: center;
  display: flex;
  padding: 0 !important;
}

.theme-toggle:hover {
  background-color: var(--color-surface);
}

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

.topbar .theme-toggle {
  color: var(--color-text);
}

.topbar .theme-toggle:hover {
  background-color: var(--color-background);
}

.theme-toggle-icon {
  justify-content: center;
  align-items: center;
  display: flex;
}

.theme-toggle-sun {
  display: flex;
}

.theme-toggle-moon, [data-theme="dark"] .theme-toggle-sun {
  display: none;
}

[data-theme="dark"] .theme-toggle-moon {
  display: flex;
}

@media (prefers-reduced-motion: no-preference) {
  :root {
    transition: background-color var(--transition-normal), color var(--transition-normal);
  }

  body, .card, .code-block, .btn, .feature-card, .footer, .topbar {
    transition: background-color var(--transition-normal), border-color var(--transition-normal), color var(--transition-normal);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, :before, :after {
    transition: none !important;
    animation: none !important;
  }
}

.topbar {
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
}

.topbar-inner {
  max-width: 1200px;
  padding: 0 var(--space-6);
  justify-content: space-between;
  align-items: center;
  height: 72px;
  margin: 0 auto;
  display: flex;
}

.topbar .logo {
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  text-decoration: none;
  display: flex;
}

.topbar .logo:hover {
  text-decoration: none;
}

.topbar .logo .logo-icon {
  flex-shrink: 0;
  width: 1.5em;
  height: 1.5em;
}

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

[data-theme="dark"] .topbar .logo {
  color: #fff;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .topbar .logo {
    color: #fff;
  }
}

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

@media (width <= 767px) {
  .nav-desktop {
    display: none;
  }
}

.nav-link {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  border-radius: var(--border-radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  align-items: center;
  text-decoration: none;
  display: flex;
}

.topbar .nav-link:hover {
  color: var(--color-text);
  background: var(--color-background);
  text-decoration: none;
}

.topbar .nav-link.active {
  color: #f5ad18;
}

.nav-dropdown {
  align-items: center;
  display: flex;
  position: relative;
}

.nav-dropdown-trigger {
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: color var(--transition-fast), background-color var(--transition-fast);
  background: none;
  border: none;
  display: flex;
}

.nav-dropdown-trigger:hover {
  color: var(--color-text);
  background: var(--color-background);
}

.nav-dropdown-trigger i {
  transition: transform var(--transition-fast);
  font-size: .75em;
}

.nav-dropdown-trigger[aria-expanded="true"] i {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  margin-top: var(--space-1);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  min-width: 180px;
  padding: var(--space-2);
  z-index: 1000;
  animation: .15s ease-out dropdown-fade-in;
  position: absolute;
  top: 100%;
  left: 0;
  box-shadow: 0 4px 12px #0000001a;
}

@keyframes dropdown-fade-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.nav-dropdown-item {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  border-radius: var(--border-radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
  display: block;
}

.nav-dropdown-item:hover {
  color: var(--color-text);
  background: var(--color-background);
  text-decoration: none;
}

.nav-mobile-section {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border);
}

.nav-mobile-label {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  display: block;
}

.nav-sublink {
  padding-left: var(--space-6);
}

.search-trigger {
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast), background-color var(--transition-fast);
  background: none;
  height: 36px;
  display: flex;
}

.search-trigger:hover {
  color: var(--color-text);
  border-color: var(--color-text);
  background: var(--color-background);
}

@media (width <= 767px) {
  .search-trigger .search-trigger-label {
    display: none;
  }
}

.search-trigger .search-trigger-kbd {
  padding: 2px var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  background: #0003;
  line-height: 1;
}

@media (width <= 767px) {
  .search-trigger .search-trigger-kbd {
    display: none;
  }
}

.search-trigger-mobile {
  width: 100%;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  justify-content: flex-start;
  height: auto;
}

.search-trigger-mobile:hover {
  color: var(--color-text);
  background: var(--color-background);
}

.mobile-menu-toggle {
  display: none !important;
}

@media (width <= 767px) {
  .mobile-menu-toggle {
    display: flex !important;
  }
}

.nav-mobile {
  opacity: 0;
  pointer-events: none;
  transition: grid-template-rows var(--transition-normal), opacity var(--transition-normal);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  z-index: 99;
  grid-template-rows: 0fr;
  max-height: calc(100vh - 72px);
  display: grid;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  overflow: hidden auto;
  box-shadow: 0 4px 12px #0000001a;
}

.nav-mobile > * {
  overflow: hidden;
}

.nav-mobile.open {
  opacity: 1;
  pointer-events: auto;
  grid-template-rows: 1fr;
}

@media (width >= 768px) {
  .nav-mobile {
    display: none !important;
  }
}

.nav-mobile .nav-link {
  padding: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text);
}

.nav-mobile .nav-link:hover {
  background: var(--color-background);
}

.topbar-container {
  max-width: 1200px;
  padding: 0 var(--space-6);
  justify-content: space-between;
  align-items: center;
  height: 72px;
  margin: 0 auto;
  display: flex;
}

.topbar-logo {
  align-items: center;
  text-decoration: none;
  display: flex;
}

.topbar-logo .logo-text {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
}

[data-theme="dark"] .topbar-logo .logo-text {
  color: #fff;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .topbar-logo .logo-text {
    color: #fff;
  }
}

@media (width <= 767px) {
  .topbar-nav {
    display: none;
  }
}

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

.topbar-nav-link {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-muted);
  border-radius: var(--border-radius-md);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  text-decoration: none;
}

.topbar-nav-link:hover {
  color: var(--color-text);
  background: var(--color-background);
  text-decoration: none;
}

.topbar-nav-link.active {
  color: #f5ad18;
}

.topbar-actions {
  align-items: center;
  gap: var(--space-2);
  display: flex;
}

.topbar-menu-btn {
  width: 44px;
  height: 44px;
  color: var(--color-text);
  border-radius: var(--border-radius-md);
  justify-content: center;
  align-items: center;
  display: none;
}

.topbar-menu-btn:hover {
  background: var(--color-background);
}

@media (width <= 767px) {
  .topbar-menu-btn {
    display: flex;
  }
}

.topbar-mobile-menu {
  opacity: 0;
  transition: grid-template-rows var(--transition-normal), opacity var(--transition-normal);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  grid-template-rows: 0fr;
  display: grid;
  overflow: hidden;
}

.topbar-mobile-menu > * {
  overflow: hidden;
}

.topbar-mobile-menu.open {
  opacity: 1;
  grid-template-rows: 1fr;
}

@media (width >= 768px) {
  .topbar-mobile-menu {
    display: none !important;
  }
}

.topbar-mobile-list {
  gap: var(--space-1);
  flex-direction: column;
  display: flex;
}

.topbar-mobile-link {
  padding: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text);
  border-radius: var(--border-radius-md);
  text-decoration: none;
  display: block;
}

.topbar-mobile-link:hover {
  background: var(--color-background);
  text-decoration: none;
}

.main-content {
  min-height: calc(100vh - 372px);
}

.footer {
  margin-top: var(--space-16);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.footer-inner, .footer-container {
  max-width: 1200px;
  padding: var(--space-16) var(--space-6) var(--space-8);
  margin: 0 auto;
}

.skip-link {
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--border-radius-md);
  z-index: 9999;
  text-decoration: none;
  position: absolute;
}

.container {
  max-width: 1200px;
  padding: 0 var(--space-6);
  margin: 0 auto;
}

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

:focus:not(:focus-visible) {
  outline: none;
}

button:focus-visible, a:focus-visible, [role="button"]:focus-visible, [tabindex="0"]:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--border-radius-sm);
}

.tabs:focus-within, .dropdown:focus-within, .accordion:focus-within {
  outline: none;
}

input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 0;
  border-color: var(--color-primary);
}

.btn, .nav-link, .tab-button, .accordion-trigger, .dropdown-item, .mobile-menu-toggle, .theme-toggle, .modal-close, .toast-close {
  min-width: 44px;
  min-height: 44px;
}

.icon-btn {
  min-width: 44px;
  min-height: 44px;
  padding: var(--space-2);
  justify-content: center;
  align-items: center;
  display: inline-flex;
}

@media (width <= 767px) {
  .btn-sm {
    min-width: 44px;
    min-height: 44px;
  }
}

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

.sr-only-focusable:focus, .sr-only-focusable:focus-visible {
  width: auto;
  height: auto;
  padding: var(--space-3) var(--space-4);
  clip: auto;
  white-space: normal;
  margin: 0;
  position: static;
  overflow: visible;
}

@media (prefers-contrast: high) {
  :root {
    --color-border: #000;
    --color-text-muted: #333;
  }

  [data-theme="dark"] {
    --color-border: #fff;
    --color-text-muted: #ccc;
  }

  .card, .btn-secondary, .btn-outline, .badge, input, textarea {
    border-width: 2px;
  }
}

.skip-link {
  top: -100%;
  left: var(--space-4);
  z-index: 9999;
  padding: var(--space-3) var(--space-4);
  background: var(--color-primary);
  color: #fff;
  font-weight: var(--font-semibold);
  border-radius: var(--border-radius-md);
  transition: top var(--transition-fast);
  text-decoration: none;
  position: absolute;
}

.skip-link:focus {
  top: var(--space-4);
}

.modal[aria-modal="true"]:focus, .modal-content:focus {
  outline: none;
}

.tab-button[aria-selected="true"] {
  border-bottom: 2px solid var(--color-primary);
}

.dropdown-item:focus-visible, .dropdown-item[aria-selected="true"] {
  background-color: var(--color-surface);
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

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

@media (prefers-reduced-motion: reduce) {
  *, :before, :after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

.h1, h1 {
  font-size: var(--text-5xl);
}

.h2, h2 {
  font-size: var(--text-3xl);
}

.h3, h3 {
  font-size: var(--text-2xl);
}

.h4, h4 {
  font-size: var(--text-xl);
}

.h5, h5 {
  font-size: var(--text-lg);
}

.h6, h6 {
  font-size: var(--text-base);
}

[aria-hidden="true"] {
  pointer-events: none;
}

[aria-required="true"]:after {
  content: " *";
  color: var(--color-error);
}

[aria-invalid="true"] {
  border-color: var(--color-error) !important;
}

[aria-invalid="true"]:focus-visible {
  outline-color: var(--color-error);
}

[aria-disabled="true"], [disabled] {
  opacity: .6;
  cursor: not-allowed;
  pointer-events: none;
}

[aria-current="page"] {
  font-weight: var(--font-semibold);
  color: var(--color-primary);
}

[aria-expanded="false"] + .collapse-content {
  display: none;
}

[aria-expanded="true"] + .collapse-content {
  display: block;
}

img:not([alt]) {
  outline: 3px solid var(--color-error);
}

a[target="_blank"]:after {
  content: "";
}

@media print {
  .skip-link, .mobile-menu-toggle, .theme-toggle, .toast-container, .modal-overlay, .topbar, .footer {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }

  a {
    color: #000;
    text-decoration: underline;
  }

  a[href^="http"]:after {
    content: " (" attr(href) ")";
    font-size: .8em;
  }

  h1, h2, h3, h4, h5, h6 {
    page-break-after: avoid;
  }

  pre, code, blockquote {
    page-break-inside: avoid;
  }
}

.docs-content, .blog-content, .changelog-content {
  content-visibility: auto;
  contain-intrinsic-size: auto 500px;
}

.footer {
  content-visibility: auto;
  contain-intrinsic-size: auto 300px;
}

.card, .feature-card, .blog-post-card {
  contain: layout style;
}

.code-block, .modal, .toast {
  contain: layout style paint;
}

.mobile-menu-toggle, .modal-overlay, .toast {
  will-change: opacity;
}

@media (width <= 1023px) {
  .docs-sidebar {
    will-change: transform;
  }
}

.modal.closing, .toast.dismissed {
  will-change: auto;
}

img[loading="lazy"] {
  aspect-ratio: attr(width)/attr(height);
}

.image-placeholder {
  background: var(--color-surface);
  animation: 2s ease-in-out infinite pulse;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }

  50% {
    opacity: .5;
  }
}

.font-loading {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, sans-serif;
}

body {
  line-height: var(--leading-normal);
}

code, pre, .font-mono {
  font-family: ui-monospace, Cascadia Code, Source Code Pro, Menlo, Consolas, monospace;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

:target {
  scroll-margin-top: calc(var(--topbar-height, 64px) + var(--space-4));
}

.docs-sidebar, .docs-toc, .code-block pre, .search-results-list {
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  overflow-y: auto;
}

.animate-enter {
  animation: fadeIn var(--transition-normal) ease-out;
}

.animate-exit {
  animation: fadeOut var(--transition-normal) ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }

  to {
    opacity: 0;
    transform: translateY(10px);
  }
}

.gpu-accelerated {
  backface-visibility: hidden;
  transform: translateZ(0);
}

@media (hover: none) {
  .feature-card:hover, .card:hover {
    box-shadow: var(--shadow-sm);
    transform: none;
  }
}

.theme-toggle {
  justify-content: center;
  align-items: center;
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  padding: 0 !important;
}

.topbar-brand {
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: var(--color-primary);
  text-decoration: none;
}

.topbar-brand:hover {
  text-decoration: none;
}

[data-theme="dark"] .topbar-brand {
  color: #fff;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .topbar-brand {
    color: #fff;
  }
}

main {
  max-width: 48rem;
  margin: var(--space-8) auto;
  padding: 0 var(--space-6);
}

.page h1 {
  margin-bottom: var(--space-3);
}

.page p {
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.counter {
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
  display: inline-flex;
}

.counter button {
  width: 2.5rem;
  height: 2.5rem;
  font-size: var(--text-xl);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.counter button:hover {
  background: var(--color-background);
}

.counter span {
  font-size: var(--text-xl);
  text-align: center;
  min-width: 2rem;
}

main:has(.browser-page) {
  max-width: 80rem;
}

.browser-layout {
  gap: var(--space-6);
  min-height: 70vh;
  display: flex;
}

.menubar {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-1);
  gap: var(--space-1);
  display: flex;
}

.menubar-item {
  position: relative;
}

.menubar-button {
  all: unset;
  cursor: pointer;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-sm);
  border-radius: var(--border-radius-sm);
}

.menubar-button:hover {
  background: var(--color-surface);
}

.menubar-dropdown {
  z-index: 10;
  min-width: 12rem;
  margin-top: var(--space-1);
  padding: var(--space-1) 0;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  box-shadow: 0 4px 12px #0000001a;
}

.menubar-dropdown.open {
  display: block;
}

.menubar-dropdown-item {
  all: unset;
  cursor: pointer;
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  box-sizing: border-box;
  display: block;
}

.menubar-dropdown-item:hover {
  background: var(--color-surface);
}

.browser-sidebar {
  border-right: 1px solid var(--color-border);
  padding-right: var(--space-4);
  flex: 0 0 18rem;
  overflow-y: auto;
}

.browser-sidebar-title {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  margin-bottom: var(--space-3);
}

.file-tree {
  font-size: var(--text-sm);
}

.tree-row {
  align-items: stretch;
  display: flex;
}

.tree-row.hidden {
  display: none;
}

.tree-guide {
  flex-shrink: 0;
  width: 1.25rem;
  position: relative;
}

.tree-guide.line:before {
  content: "";
  border-left: 1px solid var(--color-border);
  position: absolute;
  top: 0;
  bottom: 0;
  left: .4rem;
}

.tree-label {
  all: unset;
  cursor: pointer;
  padding: var(--space-1) var(--space-1);
}

.tree-label.is-dir:hover {
  color: var(--color-primary);
}

.tree-label.is-file {
  border-radius: var(--border-radius-sm);
  padding-left: 1.2em;
}

.tree-label.is-file:hover {
  background: var(--color-surface);
}

.tree-label.is-file.active {
  background: var(--color-primary);
  color: #fff;
}

.tree-indicator {
  color: var(--color-text-muted);
  font-size: .7em;
}

.browser-content {
  flex: 1;
  min-width: 0;
  overflow-x: auto;
}

.pdf-viewer {
  border-radius: var(--border-radius-sm);
  border: none;
  width: 100%;
  height: 100%;
  min-height: 70vh;
}

.file-content-raw {
  font-family: monospace;
  font-size: var(--text-sm);
  background: var(--color-surface);
  padding: var(--space-4);
  border-radius: var(--border-radius-sm);
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
}

.markdown-body {
  line-height: var(--leading-relaxed);
}

.markdown-body h1, .markdown-body h2, .markdown-body h3, .markdown-body h4, .markdown-body h5, .markdown-body h6 {
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
  font-weight: var(--font-bold);
}

.markdown-body h1 {
  font-size: var(--text-2xl);
}

.markdown-body h2 {
  font-size: var(--text-xl);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-2);
}

.markdown-body h3 {
  font-size: var(--text-lg);
}

.markdown-body p {
  margin-bottom: var(--space-4);
}

.markdown-body ul, .markdown-body ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.markdown-body li {
  margin-bottom: var(--space-1);
}

.markdown-body code {
  background: var(--color-surface);
  border-radius: var(--border-radius-sm);
  padding: .15em .4em;
  font-family: monospace;
  font-size: .9em;
}

.markdown-body pre {
  margin-bottom: var(--space-4);
  padding: var(--space-4);
  background: var(--color-surface);
  border-radius: var(--border-radius-sm);
  overflow-x: auto;
}

.markdown-body pre code {
  background: none;
  padding: 0;
}

.markdown-body table {
  border-collapse: collapse;
  width: 100%;
  margin-bottom: var(--space-4);
}

.markdown-body th, .markdown-body td {
  border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
  text-align: left;
}

.markdown-body th {
  background: var(--color-surface);
  font-weight: var(--font-semibold);
}

.markdown-body blockquote {
  margin-bottom: var(--space-4);
  padding: var(--space-2) var(--space-4);
  border-left: 3px solid var(--color-border);
  color: var(--color-text-muted);
}

.markdown-body hr {
  margin: var(--space-6) 0;
  border: none;
  border-top: 1px solid var(--color-border);
}

.markdown-body a {
  color: var(--color-primary);
  text-decoration: underline;
}

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

@media (width <= 48rem) {
  .browser-layout {
    flex-direction: column;
  }

  .browser-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    padding-right: 0;
    padding-bottom: var(--space-4);
    flex: none;
    max-height: 40vh;
  }
}