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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* ===== Custom Properties ===== */
:root {
  /* Constants (both modes) */
  --brand-blue: #0073EC;
  --link-blue: #0A84FF;
  --hero-bg: #0c101a;
  --terminal-bg: #111016;
  --terminal-border: #1e2740;
  --terminal-text: #E2E8F0;
  --terminal-success: #28C840;
  --terminal-prompt: #716f8a;

  /* Product colors — add new products here */
  --product-pro: #0073EC;
  --product-protect: #0E9F6E;
  /* --product-school: #F59E0B; */
  /* --product-connect: #AF52DE; */

  /* Light mode */
  --page-bg: #FFFFFF;
  --card-bg: #F3F7FF;
  --border: #D8DDE2;
  --text-primary: #0c101a;
  --text-secondary: #716f8a;
  --tab-inactive-bg: #F3F7FF;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --page-bg: #0c101a;
    --card-bg: #151822;
    --border: #1e2740;
    --text-primary: #F1F5F9;
    --text-secondary: #8b89a3;
    --tab-inactive-bg: #151822;
    --product-protect: #50DEAF;
  }
}

/* Manual theme override */
:root[data-theme="dark"] {
  --page-bg: #0c101a;
  --card-bg: #151822;
  --border: #1e2740;
  --product-protect: #50DEAF;
  --text-primary: #F1F5F9;
  --text-secondary: #8b89a3;
  --tab-inactive-bg: #151822;
}

/* ===== Typography ===== */
body {
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  color: var(--text-primary);
  background: var(--page-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code,
pre,
.mono {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
}

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

a:hover {
  text-decoration: underline;
}

/* ===== Nav ===== */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.75rem 2rem;
  transition: background-color 0.25s ease;
  background: transparent;
}

nav.scrolled {
  background: var(--page-bg);
  box-shadow: 0 1px 0 var(--border);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-icon {
  height: 24px;
  width: auto;
}

.version-badge {
  font-size: 0.7rem;
  font-weight: 500;
  background: var(--brand-blue);
  color: #fff;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  line-height: 1.4;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin-left: auto;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s;
}

/* External link indicator — auto-applied to target="_blank" links in nav and footer */
a[target="_blank"]::after {
  content: '';
  display: inline-block;
  width: 0.65em;
  height: 0.65em;
  margin-left: 0.2em;
  vertical-align: 0.05em;
  opacity: 0.4;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='none' stroke='%23000' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 8.667v4A1.333 1.333 0 0 1 10.667 14H3.333A1.333 1.333 0 0 1 2 12.667V5.333A1.333 1.333 0 0 1 3.333 4h4M10 2h4v4M6.667 9.333 14 2'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='none' stroke='%23000' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M12 8.667v4A1.333 1.333 0 0 1 10.667 14H3.333A1.333 1.333 0 0 1 2 12.667V5.333A1.333 1.333 0 0 1 3.333 4h4M10 2h4v4M6.667 9.333 14 2'/%3E%3C/svg%3E") center / contain no-repeat;
}

a[target="_blank"]:hover::after {
  opacity: 0.7;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 1px;
  transition: transform 0.2s, opacity 0.2s;
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Hero ===== */
#hero {
  background: var(--page-bg);
  color: var(--text-primary);
  text-align: center;
  padding: 7rem 2rem 2rem;
}

.hero-icon {
  height: 64px;
  width: auto;
  margin-bottom: 1.25rem;
}

#hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

#hero .subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
  text-wrap: balance;
}

/* Stat Cards */
.stat-cards {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem 2rem;
  min-width: 150px;
  flex: 1;
  max-width: 200px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform 0.15s, box-shadow 0.15s;
  cursor: pointer;
}

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

a.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.stat-card[data-product="total"] {
  border-color: var(--product-pro);
  box-shadow: 0 2px 12px rgba(0, 115, 236, 0.15);
}
.stat-card[data-product="total"] .stat-value { color: var(--brand-blue); }

.stat-card[data-product="pro"] {
  border-color: rgba(0, 115, 236, 0.4);
  box-shadow: 0 2px 12px rgba(0, 115, 236, 0.08);
}
.stat-card[data-product="pro"] .stat-value { color: var(--product-pro); }

.stat-card[data-product="protect"] {
  border-color: rgba(80, 222, 175, 0.4);
  box-shadow: 0 2px 12px rgba(80, 222, 175, 0.08);
}
.stat-card[data-product="protect"] .stat-value { color: var(--product-protect); }

.stat-card[data-product="core"] {
  border-color: var(--border);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
}
.stat-card[data-product="core"] .stat-value { color: var(--text-secondary); }

.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 700;
  display: block;
  line-height: 1.2;
}

.stat-card .stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-card .stat-label .product-icon {
  color: var(--brand-blue);
}

.stat-card[data-product="pro"] .stat-label .product-icon {
  color: var(--product-pro);
}

.stat-card[data-product="protect"] .stat-label .product-icon {
  color: var(--product-protect);
}

.stat-secondary {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.stat-secondary strong {
  color: var(--text-primary);
  font-weight: 600;
}

.stat-dot {
  color: var(--border);
}

.stat-tip {
  position: relative;
  cursor: help;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: border-color 0.15s, background 0.15s;
}

.stat-tip:hover {
  border-color: var(--brand-blue);
  background: var(--card-bg);
}

.stat-tip::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: #000;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.75rem;
  font-weight: 400;
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 10;
}

.stat-tip:hover::after {
  opacity: 1;
}

/* Terminal */
#terminal {
  max-width: 640px;
  margin: 0 auto 3rem;
  background: var(--terminal-bg);
  border: 1px solid var(--terminal-border);
  border-radius: 10px;
  overflow: hidden;
  text-align: left;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

:root[data-theme="light"] #terminal,
:root:not([data-theme]) #terminal {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.12);
}

.terminal-titlebar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.25);
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f57; }
.terminal-dot.yellow { background: #febc2e; }
.terminal-dot.green { background: #28c840; }

#terminal-output {
  padding: 1rem 1.25rem;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--terminal-text);
  height: 50px;
  overflow: hidden;
}

#terminal-output .prompt {
  color: var(--terminal-prompt);
}

#terminal-output .command {
  color: #fff;
  font-weight: 600;
}

#terminal-output .success {
  color: var(--terminal-success);
}

.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: rgba(255, 255, 255, 0.6);
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
  margin-left: 2px;
}

@keyframes blink {
  50% { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .terminal-cursor {
    animation: none;
    opacity: 0.6;
  }
}

/* Hero Install */
.hero-install {
  max-width: 480px;
  margin: 0 auto;
}

.hero-install .code-block {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--terminal-bg);
  border: 1px solid var(--terminal-border);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.85rem;
  color: var(--terminal-text);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}

.hero-install .code-block code {
  flex: 1;
  user-select: all;
}

/* ===== Hero Examples ===== */
.hero-examples {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  max-width: 640px;
  margin: 2.5rem auto 0;
}

.hero-example-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  padding: 0.35rem 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.hero-example-btn:hover,
.hero-example-btn.active {
  background: rgba(0, 115, 236, 0.15);
  border-color: rgba(0, 115, 236, 0.4);
  color: #fff;
}

/* ===== Commands Catalog ===== */
#commands {
  scroll-margin-top: 60px;
  padding: 2.5rem 2rem;
  max-width: 960px;
  margin: 0 auto;
}

.commands-sticky {
  position: sticky;
  top: 57px;
  z-index: 10;
  background: var(--page-bg);
  padding-bottom: 0.75rem;
  margin-left: -2rem;
  margin-right: -2rem;
  padding-left: 2rem;
  padding-right: 2rem;
  transition: box-shadow 0.2s;
}

/* Bleed mask — covers gap between sticky bar and content below */
.commands-sticky::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.5rem;
  height: 0.5rem;
  background: var(--page-bg);
  pointer-events: none;
}

/* Bottom border — appears when stuck */
.commands-sticky::after {
  content: '';
  position: absolute;
  left: 2rem;
  right: 2rem;
  bottom: 0;
  height: 1px;
  background: var(--border);
  opacity: 0;
  transition: opacity 0.25s;
}

.commands-sticky.stuck {
  box-shadow: 0 6px 16px -4px rgba(0, 0, 0, 0.06);
}

.commands-sticky.stuck::after {
  opacity: 1;
}

.commands-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.commands-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0.5rem;
}

.tab {
  padding: 0.4rem 1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--tab-inactive-bg);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

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

.tab.active {
  background: var(--brand-blue);
  color: #fff;
  border-color: var(--brand-blue);
}

.tab[data-filter="pro"] { color: var(--product-pro); }
.tab[data-filter="protect"] { color: var(--product-protect); }
.tab[data-filter="pro"].active { background: var(--product-pro); border-color: var(--product-pro); color: #fff; }
.tab[data-filter="protect"].active { background: var(--product-protect); border-color: var(--product-protect); color: #0a3d2e; }

/* Search */
.catalog-controls {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.search-wrap {
  position: relative;
  flex: 1;
}

.toggle-all-btn {
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 1rem;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.15s, color 0.15s;
}

.toggle-all-btn:hover {
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

#search {
  width: 100%;
  padding: 0.65rem 2.5rem 0.65rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  outline: none;
  transition: border-color 0.15s;
}

.search-clear {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  line-height: 1;
  border-radius: 4px;
  display: none;
}

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

.search-wrap.has-value .search-clear {
  display: block;
}

#search::placeholder {
  color: var(--text-secondary);
}

#search:focus {
  border-color: var(--brand-blue);
}

/* Search highlights */
.search-highlight {
  background: rgba(0, 115, 236, 0.2);
  color: inherit;
  border-radius: 2px;
  padding: 0 1px;
}

/* Catalog */
#catalog-loading {
  text-align: center;
  color: var(--text-secondary);
  padding: 3rem 0;
  font-size: 0.95rem;
}

/* Product section dividers */
.product-divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.25rem 0 0.75rem;
  padding: 0.75rem 0.25rem;
  position: sticky;
  top: 158px;
  z-index: 7;
  background: var(--page-bg);
}

.product-divider:first-child {
  margin-top: 0.25rem;
}

.product-divider-label {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  white-space: nowrap;
}

.product-divider::after {
  content: '';
  flex: 1;
  height: 1px;
}

/* Product divider colors — add new products here */
.product-divider[data-product="pro"] .product-divider-label { color: var(--product-pro); }
.product-divider[data-product="pro"]::after { background: var(--product-pro); opacity: 0.3; }
.product-divider[data-product="protect"] .product-divider-label { color: var(--product-protect); }
.product-divider[data-product="protect"]::after { background: var(--product-protect); opacity: 0.3; }

/* Count badge on group headers */
.group-count-badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.1rem 0.45rem;
  border-radius: 10px;
  margin-left: 0.35rem;
  vertical-align: middle;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
}

@media (prefers-color-scheme: light) {
  .group-count-badge {
    background: rgba(0, 0, 0, 0.07);
  }
}

/* Product badges wrapper in group headers */
.header-badges {
  margin-left: auto;
  display: flex;
  gap: 0.35rem;
}

.header-badges .cmd-product-badge {
  position: static;
  text-transform: none;
}

.product-icon {
  width: 1em;
  height: 1em;
  vertical-align: -0.15em;
}

.catalog-group {
  margin-bottom: 0.5rem;
}

.catalog-group-header {
  display: flex;
  align-items: center;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--brand-blue);
  padding: 0.75rem 1rem;
  margin-bottom: 0;
  cursor: pointer;
  user-select: none;
  background: #EDF2FD;
  border-left: 3px solid var(--brand-blue);
  border-radius: 4px;
  position: sticky;
  top: 196px;
  z-index: 5;
}

/* Shared/core groups (no data-product) use gray */
.catalog-group:not([data-product]) .catalog-group-header {
  color: #475569;
  border-left-color: #94a3b8;
  background: #F1F5F9;
}

@media (prefers-color-scheme: dark) {
  .catalog-group:not([data-product]) .catalog-group-header {
    color: var(--text-secondary);
    border-left-color: var(--border);
    background: var(--card-bg);
  }
}

:root[data-theme="dark"] .catalog-group:not([data-product]) .catalog-group-header {
  color: var(--text-secondary);
  border-left-color: var(--border);
  background: var(--card-bg);
}

:root[data-theme="light"] .catalog-group:not([data-product]) .catalog-group-header {
  color: #475569;
  border-left-color: #94a3b8;
  background: #F1F5F9;
}

/* Product-colored group headers — add new products here */
.catalog-group.getting-started .catalog-group-header {
  border: 1px solid rgba(0, 115, 236, 0.3);
  box-shadow: 0 0 6px rgba(0, 115, 236, 0.15);
  font-weight: 700;
}

.catalog-group.getting-started[data-product="pro"] .catalog-group-header {
  border: 1px solid rgba(0, 115, 236, 0.3);
  box-shadow: 0 0 6px rgba(0, 115, 236, 0.15);
}

.catalog-group.getting-started[data-product="protect"] .catalog-group-header {
  border: 1px solid rgba(14, 159, 110, 0.3);
  box-shadow: 0 0 6px rgba(14, 159, 110, 0.15);
}

.catalog-group[data-product="pro"] .catalog-group-header {
  border-left-color: var(--product-pro);
  color: var(--product-pro);
  background: #EDF2FD;
}
.catalog-group[data-product="protect"] .catalog-group-header {
  border-left-color: var(--product-protect);
  color: var(--product-protect);
  background: #E8F8F2;
}

@media (prefers-color-scheme: dark) {
  .catalog-group[data-product="pro"] .catalog-group-header {
    background: #0f1a35;
  }
  .catalog-group[data-product="protect"] .catalog-group-header {
    background: #0d2420;
  }
}

@media (prefers-color-scheme: dark) {
  .catalog-group-header {
    background: #121729;
  }
}

.catalog-group-header:hover {
  color: var(--link-blue);
  background: rgba(0, 115, 236, 0.1);
}

@media (prefers-color-scheme: dark) {
  .catalog-group-header:hover {
    background: rgba(0, 115, 236, 0.15);
  }
}

.group-chevron {
  display: inline-block;
  font-size: 0.6rem;
  margin-right: 0.4rem;
  transition: transform 0.15s;
}

.catalog-group-header[aria-expanded="true"] .group-chevron {
  transform: rotate(90deg);
}

.command-row {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.6rem 1rem;
  margin: 0.25rem 0;
  border-radius: 6px;
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
  background: var(--card-bg);
  border: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  position: relative;
}

/* Row expand chevron */
.row-chevron {
  font-size: 1rem;
  color: var(--text-secondary);
  opacity: 0.3;
  transition: transform 0.15s, opacity 0.15s;
  pointer-events: none;
  flex-shrink: 0;
  margin-left: auto;
  padding-left: 0.5rem;
}

.command-row:hover .row-chevron {
  opacity: 0.6;
}

.command-row.expanded .row-chevron {
  transform: rotate(90deg);
  opacity: 0.8;
}

/* One-time expand hint */
.expand-hint {
  display: block;
  text-align: center;
  font-size: 0.65rem;
  color: var(--text-secondary);
  opacity: 0.5;
  animation: hint-pulse 2s ease-in-out infinite;
  pointer-events: none;
  padding-top: 0.25rem;
}

@keyframes hint-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.8; }
}

.command-row:hover,
.command-row:focus-visible {
  border-color: var(--text-secondary);
  background: var(--page-bg);
  outline: none;
}

.command-name {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.95rem;
  color: var(--brand-blue);
}

.command-name {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.command-copy-icon {
  display: none;
  width: 13px;
  height: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity 0.1s;
  vertical-align: middle;
  margin-top: -2px;
}

.command-name:hover .command-copy-icon {
  display: inline-block;
}

.command-copy-icon:hover {
  opacity: 1;
  color: var(--brand-blue);
}

.command-name.copied .command-copy-icon {
  display: inline-block;
  color: var(--terminal-success);
  opacity: 1;
}

.command-name.copied {
  background: rgba(40, 200, 64, 0.1);
  border-radius: 4px;
  padding: 0.1rem 0.3rem;
  margin: -0.1rem -0.3rem;
}

.command-name.copied .cmd-action,
.command-name.copied .cmd-product,
.command-name.copied .cmd-prefix {
  color: var(--terminal-success);
  opacity: 1;
}

.command-name.copied::after {
  content: 'Copied!';
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  font-size: 0.65rem;
  font-weight: 600;
  font-style: normal;
  color: var(--terminal-success);
  margin-left: 0.5rem;
}

.new-badge {
  display: inline-block;
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  font-size: 0.55rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: #f59e0b;
  color: #000;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  margin-left: 0.4rem;
  vertical-align: middle;
}

.command-name .cmd-product {
  font-weight: 500;
  opacity: 0.7;
}

.command-name .cmd-prefix {
  font-weight: 400;
  color: var(--text-secondary);
}

.command-name .cmd-action {
  font-weight: 700;
  color: var(--text-primary);
}

/* Product-specific command colors — add new products here */
.command-row[data-product="pro"] .command-name { color: var(--product-pro); }
.command-row[data-product="protect"] .command-name { color: var(--product-protect); }
/* .command-row[data-product="school"] .command-name { color: var(--product-school); } */
/* .command-row[data-product="connect"] .command-name { color: var(--product-connect); } */

.command-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.command-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
}

/* Command expanded state */
.command-expanded {
  display: none;
  padding: 0.75rem 1rem 0.75rem 1.25rem;
  margin: 0 0 0.25rem;
  background: var(--card-bg);
  border-left: 3px solid var(--brand-blue);
  border-radius: 0 0 6px 6px;
}

.command-expanded.open {
  display: block;
}

/* Connect command row to its expanded detail */
.command-row:has(+ .command-expanded.open) {
  border-radius: 6px 6px 0 0;
  border-left: 3px solid var(--brand-blue);
  margin-bottom: 0;
}

.command-row[data-product="protect"]:has(+ .command-expanded.open) {
  border-left-color: var(--product-protect);
}

/* Product-colored left border on expanded panel */
.command-row[data-product="protect"] + .command-expanded {
  border-left-color: var(--product-protect);
}

.command-desc-line {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  position: relative;
}

.command-desc-line .command-desc {
  flex: 1;
}

.cmd-product-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  font-size: 0.6rem;
  font-weight: 500;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

.cmd-product-badge[data-product="pro"] {
  color: var(--product-pro);
  background: rgba(0, 115, 236, 0.08);
}

.cmd-product-badge[data-product="protect"] {
  color: var(--product-protect);
  background: rgba(80, 222, 175, 0.08);
}

/* Cross-product reference badge */
.xref-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  font-size: 0.6rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
  white-space: nowrap;
  flex-shrink: 0;
}

.xref-badge[data-product="pro"] {
  background: rgba(0, 115, 236, 0.1);
  color: var(--product-pro);
}

.xref-badge[data-product="protect"] {
  background: rgba(80, 222, 175, 0.1);
  color: var(--product-protect);
}

.detail-breadcrumb {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.detail-parent-link {
  color: var(--brand-blue);
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.8rem;
  text-decoration: none;
}

.detail-parent-link:hover {
  text-decoration: underline;
}

.detail-siblings {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.35rem;
}

.sibling-link {
  display: inline-block;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  text-decoration: none;
  background: var(--card-bg);
  color: var(--brand-blue);
  border: 1px solid var(--border);
  transition: background 0.1s, border-color 0.1s;
}

.sibling-link:hover {
  border-color: var(--brand-blue);
  background: rgba(0, 115, 236, 0.08);
}

.sibling-link[data-product="protect"] {
  color: var(--product-protect);
}

.sibling-link[data-product="protect"]:hover {
  border-color: var(--product-protect);
  background: rgba(80, 222, 175, 0.08);
}

.detail-heading {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
  margin-top: 0.75rem;
}

.detail-heading:first-child {
  margin-top: 0;
}

/* Example blocks */
.example-block {
  margin-bottom: 0.5rem;
}

.example-block:last-child {
  margin-bottom: 0;
}

.example-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

pre.example-command {
  background: var(--terminal-bg);
  color: var(--terminal-text);
  border: 1px solid var(--terminal-border);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  font-size: 0.72rem;
  line-height: 1.5;
  overflow-x: auto;
  margin: 0;
  cursor: pointer;
  transition: border-color 0.15s;
}

pre.example-command:hover {
  border-color: var(--brand-blue);
}

pre.example-command.copied {
  border-color: var(--terminal-success);
}

pre.example-command.copied::after {
  content: 'Copied!';
  float: right;
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--terminal-success);
}

.command-expanded pre {
  background: var(--terminal-bg);
  color: var(--terminal-text);
  border: 1px solid var(--terminal-border);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  line-height: 1.6;
  overflow-x: auto;
  margin-top: 0.5rem;
}

/* Flag pills */
.flag-pill {
  display: inline-block;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.6rem;
  background: rgba(100, 116, 139, 0.08);
  color: #64748b;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  margin-right: 0.25rem;
  margin-bottom: 0.25rem;
  border: none;
}

/* Alias badge */
.alias-badge {
  display: inline-block;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.6rem;
  background: rgba(100, 116, 139, 0.08);
  color: #64748b;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  margin-right: 0.25rem;
  border: none;
}

@media (prefers-color-scheme: dark) {
  .flag-pill {
    background: rgba(100, 116, 139, 0.12);
    color: #64748b;
  }
  .alias-badge {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.08);
  }
}

/* ===== Install Section ===== */
#install {
  scroll-margin-top: 60px;
  background: var(--card-bg);
  padding: 4rem 2rem;
}

.install-inner {
  max-width: 960px;
  margin: 0 auto;
}

#install h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  text-align: center;
}

.install-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 800px;
  margin: 0 auto;
}

.install-card {
  background: var(--page-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.install-card h3 {
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  min-width: 7rem;
}

.install-card .code-block {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--terminal-bg);
  color: var(--terminal-text);
  border: 1px solid var(--terminal-border);
  border-radius: 6px;
  padding: 0.6rem 0.75rem;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.75rem;
  overflow-x: auto;
  flex: 1;
  min-width: 0;
}

.install-card .code-block code {
  white-space: nowrap;
}

.install-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  flex: 1;
}

.install-card .btn {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background: var(--brand-blue);
  color: #fff;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  transition: opacity 0.15s;
}

.install-card .btn:hover {
  opacity: 0.85;
  text-decoration: none;
}

/* Copy Button */
.copy-btn {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s;
  flex-shrink: 0;
}

.copy-btn:hover {
  color: rgba(255, 255, 255, 0.8);
}

.copy-btn.copied {
  color: var(--terminal-success);
}

.copy-btn svg {
  width: 16px;
  height: 16px;
}

/* ===== Footer ===== */
footer {
  padding: 2rem;
  text-align: center;
  border-top: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.8rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  list-style: none;
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.85rem;
  transition: color 0.15s;
}

.footer-links a:hover {
  color: var(--text-primary);
}

footer .footer-meta {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
  opacity: 0.7;
}

/* ===== Back to Top ===== */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 50;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card-bg);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s, background 0.15s;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--brand-blue);
  color: #fff;
  border-color: var(--brand-blue);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* ===== Skeleton Loading ===== */
@keyframes skeleton-pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

.stat-value:empty,
.stat-value:only-child {
  min-width: 2ch;
}

/* Pulse the dash placeholders until data loads */
#stat-commands, #stat-pro, #stat-protect, #stat-resources {
  animation: skeleton-pulse 1.5s ease-in-out infinite;
}

/* Stop pulsing once populated (JS removes the dash) */
#stat-commands.loaded, #stat-pro.loaded, #stat-protect.loaded, #stat-resources.loaded {
  animation: none;
}

/* ===== Keyboard Shortcuts Modal ===== */
.kbd-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0, 0, 0, 0.5);
  align-items: center;
  justify-content: center;
}

.kbd-modal.open {
  display: flex;
}

.kbd-modal-content {
  background: var(--page-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  min-width: 300px;
  max-width: 400px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.kbd-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.kbd-modal-header h3 {
  font-size: 1rem;
  font-weight: 600;
}

.kbd-modal-close {
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0 0.25rem;
  line-height: 1;
}

.kbd-modal-close:hover {
  color: var(--text-primary);
}

.kbd-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.kbd-row span {
  margin-left: auto;
}

.kbd-row kbd,
.footer-kbd {
  display: inline-block;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.7rem;
  background: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.15rem 0.4rem;
  min-width: 1.4rem;
  text-align: center;
  box-shadow: 0 1px 0 var(--border);
}

.footer-kbd {
  cursor: pointer;
}

.kbd-hint-btn {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.65rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: border-color 0.15s;
}

.kbd-hint-btn:hover {
  border-color: var(--text-secondary);
}

.kbd-hint-btn kbd {
  box-shadow: none;
  border: none;
  background: none;
  color: var(--text-secondary);
  font-size: 0.8rem;
  padding: 0;
  min-width: auto;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  nav {
    padding: 0.75rem 1.25rem;
    flex-wrap: wrap;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--page-bg);
    padding: 1rem 1.25rem;
    gap: 1rem;
    border-top: 1px solid var(--border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 99;
  }

  .nav-links.open {
    display: flex;
  }

  .hamburger {
    display: flex;
    order: 2;
  }

  .hamburger span {
    background: var(--text-primary);
  }

  .theme-toggle {
    order: 3;
  }

  .nav-brand {
    order: 1;
  }

  #hero {
    padding: 5rem 1.25rem 2rem;
  }

  #hero h1 {
    font-size: 1.75rem;
  }

  #hero .subtitle {
    font-size: 0.95rem;
  }

  .stat-cards {
    flex-direction: column;
    align-items: center;
  }

  .stat-card {
    width: 100%;
    max-width: 260px;
  }

  .stat-secondary {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .stat-dot {
    display: none;
  }

  #terminal {
    margin-left: -0.5rem;
    margin-right: -0.5rem;
    border-radius: 8px;
  }

  #commands {
    padding: 2rem 1rem;
  }

  .commands-sticky {
    top: 50px;
    margin-left: -1rem;
    margin-right: -1rem;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .commands-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .tabs {
    width: 100%;
  }

  .tab {
    flex: 1;
    text-align: center;
    font-size: 0.75rem;
    padding: 0.5rem 0.5rem;
  }

  .catalog-controls {
    flex-direction: column;
    gap: 0.5rem;
  }

  .toggle-all-btn {
    width: 100%;
  }

  .product-divider {
    top: 248px;
  }

  .catalog-group-header {
    top: 286px;
    font-size: 0.7rem;
    padding: 0.6rem 0.75rem;
  }

  .header-badges {
    display: none;
  }

  .command-name {
    font-size: 0.75rem;
  }

  .command-desc {
    font-size: 0.8rem;
  }

  .flag-pill,
  .alias-badge {
    font-size: 0.6rem;
    padding: 0.1rem 0.35rem;
  }

  .cmd-product-badge {
    font-size: 0.5rem;
  }

  /* Hide product badge on mobile — product is shown in the divider */
  .command-desc-line .cmd-product-badge {
    display: none;
  }

  .row-chevron {
    font-size: 0.9rem;
    padding-left: 0.25rem;
  }

  .hero-icon {
    height: 48px;
  }

  .nav-icon {
    height: 20px;
  }

  /* Example blocks: smaller text, horizontal scroll */
  pre.example-command {
    font-size: 0.65rem;
  }

  .example-desc {
    font-size: 0.75rem;
  }

  /* Expand hint */
  .expand-hint {
    font-size: 0.6rem;
  }

  /* Footer links: hide external icons on mobile */
  .footer-links a[target="_blank"]::after {
    display: none;
  }

  .install-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .install-card h3 {
    min-width: auto;
  }

  #install {
    padding: 3rem 1.25rem;
  }
}

/* ===== Theme Toggle ===== */
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.4rem;
  cursor: pointer;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, border-color 0.15s;
  flex-shrink: 0;
}

.theme-toggle:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
}

/* Show sun in dark mode, moon in light mode */
.theme-icon-sun { display: none; }
.theme-icon-moon { display: block; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-icon-moon { display: none; }
}

:root[data-theme="dark"] .theme-icon-sun { display: block; }
:root[data-theme="dark"] .theme-icon-moon { display: none; }
:root[data-theme="light"] .theme-icon-sun { display: none; }
:root[data-theme="light"] .theme-icon-moon { display: block; }

/* ===== Manual Dark Mode Override ([data-theme="dark"]) ===== */
:root[data-theme="dark"] .catalog-group-header {
  background: #121729;
}
:root[data-theme="dark"] .catalog-group:not([data-product]) .catalog-group-header {
  background: var(--card-bg);
  color: var(--text-secondary);
  border-left-color: var(--border);
}
:root[data-theme="dark"] .catalog-group-header:hover {
  background: rgba(0, 115, 236, 0.15);
}
:root[data-theme="dark"] .catalog-group[data-product="pro"] .catalog-group-header {
  background: #0f1a35;
}
:root[data-theme="dark"] .catalog-group[data-product="protect"] .catalog-group-header {
  background: #0d2420;
}
:root[data-theme="dark"] .flag-pill {
  background: rgba(100, 116, 139, 0.12);
  color: #64748b;
}
:root[data-theme="dark"] .alias-badge {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.1);
  color: #94a3b8;
}
:root[data-theme="dark"] .group-count-badge {
  background: rgba(255, 255, 255, 0.1);
}
:root[data-theme="dark"] .commands-sticky.stuck {
  box-shadow: 0 6px 20px -4px rgba(0, 0, 0, 0.35);
}

/* Manual Light Mode — reset dark media query overrides */
@media (prefers-color-scheme: dark) {
  :root[data-theme="light"] .catalog-group-header {
    background: #EDF2FD;
  }
  :root[data-theme="light"] .catalog-group-header:hover {
    background: rgba(0, 115, 236, 0.1);
  }
  :root[data-theme="light"] .catalog-group[data-product="pro"] .catalog-group-header {
    background: #EDF2FD;
  }
  :root[data-theme="light"] .catalog-group[data-product="protect"] .catalog-group-header {
    background: #E8F8F2;
  }
  :root[data-theme="light"] .flag-pill {
    background: rgba(100, 116, 139, 0.08);
    color: #64748b;
  }
  :root[data-theme="light"] .alias-badge {
    background: rgba(0, 0, 0, 0.05);
    border-color: rgba(0, 0, 0, 0.08);
    color: #64748B;
  }
  :root[data-theme="light"] .group-count-badge {
    background: rgba(0, 0, 0, 0.07);
  }
}