/* === Reset === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* === Variables (Original Brand Palette with Enhanced Depth) === */
:root {
  color-scheme: dark;
  --color-bg: #0d1117;
  --color-surface: #161b22;
  --color-surface-hover: #21262d;
  --color-surface-active: #292e36;
  --color-text: #e6edf3;
  --color-text-muted: #8b949e;
  --color-accent: #58a6ff;
  --color-accent-hover: #79c0ff;
  --color-accent-active: #388bfd;
  --color-accent-text: #0d1117;
  --color-accent-subtle: rgba(88, 166, 255, 0.12);
  --color-accent-border: rgba(88, 166, 255, 0.3);
  --color-accent-divider: rgba(0, 0, 0, 0.2);
  --color-focus-ring: rgba(88, 166, 255, 0.35);
  --color-border: #30363d;
  --color-border-subtle: rgba(240, 246, 252, 0.1);
  --color-border-strong: #6e7681;
  --color-hero-bg: #090d13;
  --color-hero-text: #f0f6fc;
  --color-hero-muted: #8b949e;
  --color-footer-bg: #090d13;
  --color-footer-text: #8b949e;
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  --max-width: 960px;
  --font-family: system-ui, -apple-system, Cantarell, "Segoe UI", Roboto, Oxygen,
    Ubuntu, "Helvetica Neue", Arial, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.45);
}

/* === Light Scheme (Original Light with Enhanced Depth) === */
@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --color-bg: #ffffff;
    --color-surface: #f6f8fa;
    --color-surface-hover: #eaeef2;
    --color-surface-active: #d0d7de;
    --color-text: #24292f;
    --color-text-muted: #656d76;
    --color-accent: #0969da;
    --color-accent-hover: #054f9e;
    --color-accent-active: #043d7a;
    --color-accent-text: #ffffff;
    --color-accent-subtle: rgba(9, 105, 218, 0.08);
    --color-accent-border: rgba(9, 105, 218, 0.22);
    --color-accent-divider: rgba(255, 255, 255, 0.25);
    --color-focus-ring: rgba(9, 105, 218, 0.25);
    --color-border: #d8dee4;
    --color-border-subtle: rgba(36, 41, 47, 0.08);
    --color-border-strong: #afb8c1;
    --color-hero-bg: #f6f8fa;
    --color-hero-text: #24292f;
    --color-hero-muted: #656d76;
    --color-footer-bg: #f6f8fa;
    --color-footer-text: #656d76;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  }

  select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23656d76' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  }

  .lang-selector select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23656d76' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  }

  #search-input,
  #home-search-input {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23656d76' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'%3E%3C/circle%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'%3E%3C/line%3E%3C/svg%3E");
  }
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

/* === Skip Link === */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--color-accent);
  color: #000;
  padding: 0.5rem 1rem;
  z-index: 100;
  text-decoration: none;
  font-weight: 600;
  border-radius: 0 0 var(--radius) var(--radius);
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
  outline: 2px solid var(--color-text);
  outline-offset: 2px;
}

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

/* === Focus Styles (theme-friendly) === */
:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-border), 0 0 0 3px var(--color-accent);
}

#search-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-focus-ring);
}

select:focus,
button:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-focus-ring);
}

a:focus {
  text-decoration: underline;
  text-underline-offset: 2px;
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* === Nav === */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.75rem;
  padding: 0.85rem 1.5rem;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
}

nav a {
  color: var(--color-text-muted);
  font-weight: 500;
  transition: color 0.15s ease;
  white-space: nowrap;
  text-decoration: none;
}

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

nav a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
  border-radius: 2px;
}

.nav-github-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-github-link svg {
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.nav-github-link:hover svg {
  transform: scale(1.1);
}

@media (max-width: 640px) {
  nav {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 1.25rem;
    padding: 0.75rem 1rem;
  }
  nav::-webkit-scrollbar {
    display: none;
  }
  nav a {
    white-space: nowrap;
    padding: 0.25rem 0;
  }
}

/* === Language Selector === */
.lang-selector {
  margin-left: auto;
  padding-left: 1.5rem;
  border-left: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.lang-selector select {
  background-color: var(--color-surface);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.55rem center;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  color: var(--color-text);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 0.35rem 1.65rem 0.35rem 0.65rem;
  height: 2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.lang-selector select:hover {
  color: var(--color-text);
  border-color: var(--color-border-strong);
  background-color: var(--color-surface-hover);
}

.lang-selector select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-focus-ring);
}

/* === Results Count === */
.results-count {
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  display: inline-flex;
  align-items: center;
}

.results-count:empty {
  display: none;
}

/* === Search Results Header === */
.search-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  padding: 0 0.25rem;
}

.search-results-header h2 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text);
}

/* === Search Empty State === */
.search-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3.5rem 1.5rem;
  margin: 2.5rem auto;
  width: 100%;
  max-width: 480px;
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  box-sizing: border-box;
  align-self: center;
}

.search-empty-icon {
  color: var(--color-text-muted);
  opacity: 0.6;
  margin-bottom: 1rem;
}

.search-empty-state h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.search-empty-hint {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.search-empty-reset {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.2rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-subtle);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.15s ease;
}

.search-empty-reset:hover {
  background: var(--color-accent);
  color: var(--color-accent-text);
  border-color: var(--color-accent);
  transform: translateY(-1px);
}

.search-empty-reset:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}



/* === Sections === */
section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
}

/* === App list === */
.app-list {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 1rem;
}

.app-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.75rem 1rem;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-subtle);
  transition: background-color 0.15s ease;
  position: relative;
}

.app-item:last-child {
  border-bottom: none;
}

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

.app-icon,
.app-body {
  transition: transform 0.18s cubic-bezier(0.2, 0, 0, 1);
}

.app-item:hover .app-icon,
.app-item:hover .app-body {
  transform: translateX(5px);
}

.app-group-heading {
  padding: 0.5rem 1rem;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--color-border-subtle);
}

/* Info Callouts (e.g. installer scripts note) */
section > p:has(i) {
  background: rgba(88, 166, 255, 0.06);
  border: 1px solid rgba(88, 166, 255, 0.18);
  border-left: 3px solid var(--color-accent);
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 1.5rem 0;
}

section > p:has(i) strong {
  color: var(--color-text);
  font-weight: 600;
}

section > p:has(i) i {
  font-style: normal;
}

section h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.section-divider {
  border: none;
  border-top: 1px solid var(--color-border-subtle);
  max-width: var(--max-width);
  margin: 0 auto;
}

/* Categories */
.categories-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
}

.categories-list li {
  margin: 0;
}

.category-link {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.category-link:hover {
  border-color: var(--color-accent);
  background: var(--color-surface-hover);
  color: var(--color-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}

.category-link:active {
  transform: translateY(0);
}

.category-link:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-border), 0 0 0 3px var(--color-focus-ring);
  border-color: var(--color-accent);
  background: var(--color-surface);
}

/* Disable smooth scrolling and all transitions on reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto !important;
  }
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
  }
}

.app-icon {
  flex-shrink: 0;
  display: block;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

.app-body {
  flex: 1;
  min-width: 0;
}

.app-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  transition: color 0.15s ease;
  text-decoration: none;
}

.app-name:hover {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.app-desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 0.15rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-links {
  flex-shrink: 0;
  display: flex;
  gap: 0.5rem;
}

.install-link {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  background: var(--color-bg);
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease, color 0.15s ease;
}

.install-link:hover {
  border-color: var(--color-accent);
  background: var(--color-surface-hover);
  color: var(--color-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}

.install-link:active {
  transform: translateY(0);
}

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

section h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.category-meta {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-top: 0.25rem;
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.search-box {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.625rem;
  margin: 1.5rem 0;
}

.home-search-box {
  justify-content: center;
  margin: 2rem auto 1.5rem;
}

.home-search-form {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.625rem;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
}

.search-box input[type="search"] {
  flex: 1 1 240px;
  min-width: 200px;
}

.home-search-form input[type="search"] {
  flex: 1 1 360px;
  min-width: 240px;
}

.search-box select,
.home-search-form select {
  flex: 0 0 auto;
}

select {
  background-color: var(--color-surface);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.625rem 2.25rem 0.625rem 0.875rem;
  height: 2.625rem;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

select:hover {
  border-color: var(--color-border-strong);
  background-color: var(--color-surface-hover);
}

select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-focus-ring);
}

option,
optgroup {
  background-color: var(--color-surface);
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.875rem;
  padding: 0.5rem 0.75rem;
}

/* === Accessible Custom Dropdowns (Modern Web Popovers) === */
.custom-dropdown {
  position: relative;
  display: inline-flex;
}

.search-box .custom-dropdown,
.home-search-form .custom-dropdown {
  flex: 0 0 auto;
}

.visually-hidden-select {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.custom-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.625rem 0.875rem 0.625rem 1rem;
  height: 2.625rem;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  transition: border-color 0.15s ease, background-color 0.15s ease, box-shadow 0.15s ease;
}

.custom-dropdown-trigger:hover {
  border-color: var(--color-border-strong);
  background-color: var(--color-surface-hover);
}

.custom-dropdown.is-open .custom-dropdown-trigger,
.custom-dropdown-trigger:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-focus-ring);
}

.custom-dropdown-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: transform 0.2s cubic-bezier(0.2, 0, 0, 1), color 0.15s ease;
}

.custom-dropdown.is-open .custom-dropdown-arrow {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.custom-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 0.375rem;
  margin: 0;
  list-style: none;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-4px) scale(0.98);
  transform-origin: top right;
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s ease;
  backdrop-filter: blur(8px);
}

.custom-dropdown.is-open .custom-dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.custom-dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
  transition: background-color 0.12s ease, color 0.12s ease;
  white-space: nowrap;
}

.custom-dropdown-item:hover,
.custom-dropdown-item:focus-visible {
  background-color: var(--color-surface-hover);
  color: var(--color-text);
  outline: none;
}

.custom-dropdown-item.is-selected {
  background-color: var(--color-accent-subtle);
  color: var(--color-accent);
  font-weight: 600;
}

.custom-dropdown-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  color: var(--color-accent);
  opacity: 0;
  transition: opacity 0.12s ease;
}

.custom-dropdown-item.is-selected .custom-dropdown-check {
  opacity: 1;
}

/* Compact style for language selector in nav */
.custom-dropdown.lang-dropdown .custom-dropdown-trigger {
  height: 2rem;
  padding: 0.35rem 0.65rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border-radius: var(--radius-sm);
  gap: 0.4rem;
}

.custom-dropdown.lang-dropdown .custom-dropdown-menu {
  min-width: 6rem;
  right: 0;
}

.custom-dropdown.lang-dropdown .custom-dropdown-item {
  padding: 0.35rem 0.6rem;
  font-size: 0.8125rem;
}

#search-input {
  max-width: 480px;
}

#home-search-input {
  max-width: 620px;
}

#search-input,
#home-search-input {
  width: 100%;
  height: 2.625rem;
  max-height: 2.625rem;
  padding: 0.625rem 1rem 0.625rem 2.5rem;
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'%3E%3C/circle%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'%3E%3C/line%3E%3C/svg%3E") no-repeat 0.85rem center;
  color: var(--color-text);
  box-sizing: border-box;
  transition: border-color 0.15s, box-shadow 0.15s, background-color 0.15s;
}

#search-input::placeholder,
#home-search-input::placeholder {
  color: var(--color-text-muted);
  opacity: 0.85;
}

#search-input:hover,
#home-search-input:hover {
  border-color: var(--color-text-muted);
}

#search-input:focus,
#home-search-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-focus-ring);
  background-color: var(--color-bg);
}

@media (max-width: 640px) {
  section {
    padding: 2rem 1rem;
  }
  .search-box,
  .home-search-form {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }
  .search-box input[type="search"],
  .home-search-form input[type="search"] {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    flex: none;
    height: 2.625rem;
    max-height: 2.625rem;
  }
  .search-box select,
  .home-search-form select,
  .search-box .custom-dropdown,
  .home-search-form .custom-dropdown {
    width: 100%;
    flex: none;
  }
  .search-box .custom-dropdown-trigger,
  .home-search-form .custom-dropdown-trigger {
    width: 100%;
  }
  .search-box .custom-dropdown-menu,
  .home-search-form .custom-dropdown-menu {
    width: 100%;
  }
  .search-box .results-count {
    align-self: flex-start;
  }
  .app-item {
    flex-wrap: wrap;
    padding: 0.85rem 0.85rem;
    gap: 0.75rem;
  }
  .app-desc {
    white-space: normal;
  }
  .app-links {
    width: 100%;
    padding-left: 3.75rem;
    gap: 0.5rem;
  }
  .install-link {
    padding: 0.35rem 0.85rem;
    font-size: 0.8125rem;
  }
  .category-link {
    padding: 0.5rem 0.95rem;
  }
  #back-to-top {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 2.5rem;
    height: 2.5rem;
  }
}

/* === Back to top === */
#back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-text);
  font-size: 1.125rem;
  line-height: 1;
  text-decoration: none;
  opacity: 0;
  box-shadow: var(--shadow-md);
  transition: opacity 0.2s ease, transform 0.2s ease, border-color 0.15s ease, background-color 0.15s ease;
  z-index: 100;
  pointer-events: none;
}

#back-to-top.btt-visible {
  opacity: 1;
  pointer-events: auto;
}

#back-to-top:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-surface-hover);
  transform: translateY(-2px);
  text-decoration: none;
}

#back-to-top:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* === Footer === */
footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  text-align: center;
  padding: 3rem 1.5rem 2.5rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-top: auto;
}

footer a {
  color: var(--color-text);
  font-weight: 500;
  transition: color 0.15s ease;
  text-decoration: none;
}

footer a:hover {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

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

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 1.75rem;
  margin-bottom: 0.85rem;
}

footer p {
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}