/* ============================================================
   Unity UI Extensions — Neon Arcade Theme
   Single-theme CSS (no switcher). All pages use this file.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Orbitron:wght@400;600;700;900&family=JetBrains+Mono:ital,wght@0,400;0,500;1,400&display=swap');

/* ============================================================
   Custom Properties
   ============================================================ */
:root {
  /* Backgrounds */
  --bg:        #050508;
  --bg-2:      #08080e;
  --surface:   #0d0d18;
  --surface-2: #111122;
  --surface-3: #161630;

  /* Borders */
  --border:    rgba(255, 0, 153, 0.12);
  --border-t:  rgba(0, 255, 238, 0.12);
  --border-n:  rgba(255, 255, 255, 0.06);

  /* Text */
  --text:      #e8e8f0;
  --text-2:    #9090a8;
  --text-3:    #55556a;

  /* uGUI accent — Hot Pink / Magenta */
  --u:         #ff0099;
  --u-dim:     rgba(255, 0, 153, 0.14);
  --u-glow:    0 0 20px rgba(255, 0, 153, 0.55), 0 0 60px rgba(255, 0, 153, 0.20);
  --u-grad:    linear-gradient(135deg, #ff44cc 0%, #ff0099 60%, #cc0077 100%);
  --u-text:    #ff33bb;

  /* UIToolkit accent — Cyan */
  --t:         #00ffee;
  --t-dim:     rgba(0, 255, 238, 0.12);
  --t-glow:    0 0 20px rgba(0, 255, 238, 0.55), 0 0 60px rgba(0, 255, 238, 0.20);
  --t-grad:    linear-gradient(135deg, #44ffff 0%, #00ffee 60%, #00bbbb 100%);
  --t-text:    #33ffee;

  /* General accent (defaults to uGUI pink unless overridden per-page) */
  --accent:    var(--u);
  --accent-dim: var(--u-dim);
  --accent-glow: var(--u-glow);
  --accent-grad: var(--u-grad);
  --accent-text: var(--u-text);

  /* Typography */
  --font-h:    'Orbitron', system-ui, sans-serif;
  --font-b:    'Inter', system-ui, sans-serif;
  --font-code: 'JetBrains Mono', 'Consolas', monospace;

  /* Radius — sharp / minimal for Neon theme */
  --r:         2px;
  --r-lg:      4px;
  --r-xl:      6px;

  /* Layout */
  --max-w:     1200px;
  --nav-h:     62px;
  --sidebar-w: 268px;

  /* Scanline background texture */
  --scanlines: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(255, 0, 153, 0.018) 2px,
    rgba(255, 0, 153, 0.018) 4px
  );

  /* Transitions */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* UIToolkit page context — swap accent to cyan */
.uitk-context {
  --accent:      var(--t);
  --accent-dim:  var(--t-dim);
  --accent-glow: var(--t-glow);
  --accent-grad: var(--t-grad);
  --accent-text: var(--t-text);
  --border:      var(--border-t);
}

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

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

body {
  background: var(--bg);
  background-image: var(--scanlines);
  color: var(--text);
  font-family: var(--font-b);
  font-size: 16px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: var(--accent-text); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--accent); }

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-h);
  color: var(--text);
  line-height: 1.2;
  letter-spacing: 0.02em;
}

code, pre {
  font-family: var(--font-code);
  font-size: 0.875em;
}

/* ============================================================
   Navigation
   ============================================================ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 900;
  height: var(--nav-h);
  background: rgba(5, 5, 8, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-h);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.06em;
  white-space: nowrap;
  text-decoration: none;
}
.nav-logo .logo-u { color: var(--u); }
.nav-logo .logo-sep { color: var(--text-3); margin: 0 0.1rem; }
.nav-logo .logo-t { color: var(--t); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-link {
  padding: 0.35rem 0.85rem;
  border-radius: var(--r);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  letter-spacing: 0.04em;
  color: var(--text-2);
  transition: color .2s var(--ease), background .2s var(--ease);
  text-decoration: none;
  text-transform: uppercase;
}
.nav-link:hover { color: var(--text); background: var(--surface-2); }
.nav-link.nav-u { color: var(--u-text); }
.nav-link.nav-u:hover { color: var(--u); background: var(--u-dim); }
.nav-link.nav-t { color: var(--t-text); }
.nav-link.nav-t:hover { color: var(--t); background: var(--t-dim); }
.nav-link.active { color: var(--accent); }

.nav-spacer { flex: 1; }

.nav-github {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-2);
  transition: all .2s var(--ease);
  text-decoration: none;
}
.nav-github:hover { border-color: var(--u); color: var(--u-text); box-shadow: var(--u-glow); }
.nav-github--u:hover { border-color: var(--u); color: var(--u-text); box-shadow: var(--u-glow); }
.nav-github--t:hover { border-color: var(--t); color: var(--t-text); box-shadow: var(--t-glow); }

.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  padding: 0.4rem;
}

/* ============================================================
   Page Layout
   ============================================================ */
.page-wrapper { min-height: calc(100vh - var(--nav-h)); }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Sidebar layout */
.layout-sidebar {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: calc(100vh - var(--nav-h));
  max-width: var(--max-w);
  margin: 0 auto;
  gap: 0;
}

.sidebar {
  position: sticky;
  top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  border-right: 1px solid var(--border);
  background: var(--bg-2);
  padding: 1.5rem 0;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
}

.sidebar::-webkit-scrollbar { width: 3px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 2px; }

.sidebar-section { margin-bottom: 1.5rem; }

.sidebar-heading {
  font-family: var(--font-h);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 0 1.25rem;
  margin-bottom: 0.4rem;
}

.sidebar-link {
  display: block;
  padding: 0.35rem 1.25rem;
  font-size: 0.82rem;
  color: var(--text-2);
  border-left: 2px solid transparent;
  transition: all .15s var(--ease);
  text-decoration: none;
}
.sidebar-link:hover { color: var(--text); background: var(--surface); }
.sidebar-link.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--accent-dim);
}

.sidebar-back {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.25rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--accent-text);
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
  text-decoration: none;
  transition: color .15s;
}
.sidebar-back:hover { color: var(--accent); }

/* Main content area */
.content-area {
  padding: 2.5rem 2.5rem 4rem;
  min-width: 0; /* Prevent grid blowout */
}

/* ============================================================
   Hero Section
   ============================================================ */
.hero {
  padding: 5rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 30% 60%, rgba(255, 0, 153, 0.09) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 70% 40%, rgba(0, 255, 238, 0.07) 0%, transparent 60%);
  pointer-events: none;
}

.hero-eyebrow {
  font-family: var(--font-h);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--u-text);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(2.2rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  margin-bottom: 1.25rem;
}

.hero-title .hl-u { color: var(--u); text-shadow: var(--u-glow); }
.hero-title .hl-t { color: var(--t); text-shadow: var(--t-glow); }

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-2);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: var(--r);
  font-family: var(--font-h);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all .2s var(--ease);
  text-decoration: none;
  border: none;
}

.btn-u {
  background: var(--u-grad);
  color: #fff;
  box-shadow: 0 2px 16px rgba(255, 0, 153, 0.35);
}
.btn-u:hover {
  box-shadow: var(--u-glow), 0 4px 24px rgba(255, 0, 153, 0.45);
  transform: translateY(-1px);
  color: #fff;
}

.btn-t {
  background: var(--t-grad);
  color: #000;
  box-shadow: 0 2px 16px rgba(0, 255, 238, 0.30);
}
.btn-t:hover {
  box-shadow: var(--t-glow), 0 4px 24px rgba(0, 255, 238, 0.40);
  transform: translateY(-1px);
  color: #000;
}

.btn-ghost {
  background: transparent;
  color: var(--text-2);
  border: 1px solid var(--border-n);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent-text);
  background: var(--accent-dim);
}

.btn-ghost-u {
  background: transparent;
  color: var(--u-text);
  border: 1px solid rgba(255, 0, 153, 0.35);
}
.btn-ghost-u:hover {
  background: var(--u-dim);
  border-color: var(--u);
  box-shadow: var(--u-glow);
  color: var(--u);
}

.btn-ghost-t {
  background: transparent;
  color: var(--t-text);
  border: 1px solid rgba(0, 255, 238, 0.30);
}
.btn-ghost-t:hover {
  background: var(--t-dim);
  border-color: var(--t);
  box-shadow: var(--t-glow);
  color: var(--t);
}

/* ============================================================
   Badges / Tags
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: var(--r);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.badge-u { background: var(--u-dim); color: var(--u-text); border: 1px solid rgba(255,0,153,.2); }
.badge-t { background: var(--t-dim); color: var(--t-text); border: 1px solid rgba(0,255,238,.18); }
.badge-n { background: var(--surface-2); color: var(--text-2); border: 1px solid var(--border-n); }

/* ============================================================
   Cards
   ============================================================ */
.card {
  background: var(--surface);
  border: 1px solid var(--border-n);
  border-radius: var(--r-lg);
  padding: 1.75rem;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
}
.card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-dim), 0 8px 32px rgba(0,0,0,.4);
  transform: translateY(-2px);
}

.card-u { border-top: 2px solid var(--u); }
.card-t { border-top: 2px solid var(--t); }

.card-u:hover { border-color: var(--u); box-shadow: var(--u-glow), 0 8px 32px rgba(0,0,0,.4); }
.card-t:hover { border-color: var(--t); box-shadow: var(--t-glow), 0 8px 32px rgba(0,0,0,.4); }

/* ============================================================
   Stats Band
   ============================================================ */
.stats-band {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 2rem 0;
}

.stats-band-inner {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 1.5rem;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.stat-item { text-align: center; }

.stat-num {
  font-family: var(--font-h);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  display: block;
}

.stat-lbl {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-top: 0.3rem;
  display: block;
}

/* ============================================================
   Section Headings
   ============================================================ */
.section { padding: 4rem 0; }
.section-sm { padding: 2.5rem 0; }

.section-head { text-align: center; margin-bottom: 3rem; }

.section-eyebrow {
  font-family: var(--font-h);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-text);
  margin-bottom: 0.75rem;
  display: block;
}

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 900;
  margin-bottom: 0.75rem;
}

.section-sub {
  color: var(--text-2);
  font-size: 1rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ============================================================
   Grid Layouts
   ============================================================ */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.25rem; }

/* ============================================================
   Control Cards (listing page)
   ============================================================ */
.control-card {
  background: var(--surface);
  border: 1px solid var(--border-n);
  border-radius: var(--r-lg);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: all .2s var(--ease);
  text-decoration: none;
  color: inherit;
}
.control-card:hover {
  border-color: var(--accent);
  background: var(--surface-2);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0,0,0,.5);
  color: inherit;
}

.control-card-name {
  font-family: var(--font-h);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent-text);
}
.control-card:hover .control-card-name { color: var(--accent); }

.control-card-desc {
  font-size: 0.82rem;
  color: var(--text-2);
  line-height: 1.5;
  flex: 1;
}

.control-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.25rem;
}

.control-tag {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-3);
  background: var(--bg-2);
  padding: 0.15rem 0.5rem;
  border-radius: var(--r);
}

/* ============================================================
   Tabs
   ============================================================ */
.tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--border-n);
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.6rem 1.25rem;
  border: none;
  background: transparent;
  font-family: var(--font-h);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-2);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all .15s var(--ease);
}
.tab-btn:hover { color: var(--text); border-bottom-color: var(--border-n); }
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-btn.tab-u.active { color: var(--u); border-bottom-color: var(--u); }
.tab-btn.tab-t.active { color: var(--t); border-bottom-color: var(--t); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ============================================================
   Code Blocks
   ============================================================ */
pre, .highlight {
  background: var(--surface-2);
  border: 1px solid var(--border-n);
  border-radius: var(--r-lg);
  overflow: auto;
  padding: 1.25rem 1.5rem;
  margin: 1.25rem 0;
}

pre code { font-size: 0.83rem; line-height: 1.7; color: var(--text); }

code:not(pre code) {
  background: var(--surface-2);
  color: var(--u-text);
  padding: 0.15rem 0.4rem;
  border-radius: var(--r);
  font-size: 0.85em;
}

/* Syntax highlighting */
.highlight .k, .highlight .kd, .highlight .kn { color: #ff79c6; }
.highlight .s, .highlight .s1, .highlight .s2 { color: #f1fa8c; }
.highlight .c, .highlight .c1, .highlight .cm { color: var(--text-3); font-style: italic; }
.highlight .n  { color: var(--text); }
.highlight .nf, .highlight .na { color: #50fa7b; }
.highlight .mi, .highlight .mf { color: #bd93f9; }
.highlight .nc { color: #8be9fd; }
.highlight .nb { color: #ffb86c; }

/* Code label */
.code-block { position: relative; }
.code-label {
  position: absolute;
  top: 0.6rem;
  right: 0.75rem;
  font-family: var(--font-h);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* ============================================================
   Tables
   ============================================================ */
.table-wrap { overflow-x: auto; margin: 1.25rem 0; border-radius: var(--r-lg); }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

thead th {
  background: var(--surface-2);
  color: var(--text-2);
  font-family: var(--font-h);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-n);
  white-space: nowrap;
}

tbody td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: top;
  color: var(--text-2);
}
tbody td:first-child { color: var(--text); font-weight: 500; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--surface-2); }

/* ============================================================
   Prose Content (control pages)
   ============================================================ */
.prose h1 {
  font-size: 2rem;
  font-weight: 900;
  color: var(--accent-text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.75rem;
  margin-bottom: 1.5rem;
  margin-top: 2.5rem;
}
.prose h1:first-child { margin-top: 0; }

.prose h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-n);
}

.prose h3 {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent-text);
  margin-top: 1.75rem;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  font-family: var(--font-h);
}

.prose p { margin-bottom: 1rem; color: var(--text-2); }
.prose p + p { margin-top: 0; }

.prose ul, .prose ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  color: var(--text-2);
}
.prose li { margin-bottom: 0.3rem; }

.prose blockquote {
  border-left: 3px solid var(--accent);
  background: var(--accent-dim);
  padding: 0.75rem 1.25rem;
  border-radius: 0 var(--r-lg) var(--r-lg) 0;
  margin: 1.25rem 0;
  font-size: 0.9rem;
  color: var(--text-2);
}
.prose blockquote p { margin: 0; }

.prose img {
  border-radius: var(--r-lg);
  border: 1px solid var(--border-n);
  margin: 1.5rem 0;
  max-width: 100%;
}

.prose hr {
  border: none;
  border-top: 1px solid var(--border-n);
  margin: 2rem 0;
}

.prose table { margin: 1.25rem 0; }

/* ============================================================
   Control Page Hero
   ============================================================ */
.control-hero {
  padding: 2rem 0 1.5rem;
  border-bottom: 1px solid var(--border-n);
  margin-bottom: 2rem;
}

.control-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: var(--text-3);
  margin-bottom: 1rem;
  font-family: var(--font-h);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.control-breadcrumb a { color: var(--accent-text); text-decoration: none; }
.control-breadcrumb a:hover { color: var(--accent); }
.control-breadcrumb .sep { color: var(--text-3); }

.control-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  color: var(--accent-text);
  text-shadow: var(--accent-glow);
  margin-bottom: 0.75rem;
}

.control-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.control-desc {
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 680px;
  line-height: 1.65;
}

/* Preview image */
.control-preview {
  margin: 1.5rem 0;
  border-radius: var(--r-lg);
  border: 1px solid var(--border-n);
  overflow: hidden;
  max-width: 700px;
}
.control-preview img { width: 100%; }

/* ============================================================
   Package Overview Page
   ============================================================ */
.pkg-hero {
  padding: 3.5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.pkg-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 50%, var(--accent-dim) 0%, transparent 70%);
  pointer-events: none;
}

.pkg-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--accent-text);
  text-shadow: var(--accent-glow);
  margin-bottom: 1rem;
}

.pkg-sub {
  font-size: 1.1rem;
  color: var(--text-2);
  max-width: 580px;
  margin: 0 auto 2rem;
}

/* ============================================================
   Getting Started Panels
   ============================================================ */
.install-panel {
  background: var(--surface);
  border: 1px solid var(--border-n);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.install-panel-header {
  background: var(--surface-2);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-n);
}

.install-panel-title {
  font-family: var(--font-h);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-text);
}

.install-panel-body { padding: 1.25rem 1.5rem; }

.copy-btn {
  background: transparent;
  border: 1px solid var(--border-n);
  border-radius: var(--r);
  color: var(--text-3);
  font-family: var(--font-h);
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  cursor: pointer;
  transition: all .15s;
}
.copy-btn:hover { border-color: var(--accent); color: var(--accent-text); }
.copy-btn.copied { border-color: #00ff88; color: #00ff88; }

/* ============================================================
   Category Filter Bar
   ============================================================ */
.filter-bar {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.35rem 0.9rem;
  border-radius: var(--r);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  border: 1px solid var(--border-n);
  background: transparent;
  color: var(--text-2);
  transition: all .15s var(--ease);
}
.filter-btn:hover { border-color: var(--accent); color: var(--accent-text); background: var(--accent-dim); }
.filter-btn.active { border-color: var(--accent); color: var(--accent); background: var(--accent-dim); }

/* ============================================================
   Search
   ============================================================ */
.search-bar {
  position: relative;
  max-width: 400px;
  margin-bottom: 1.5rem;
}

.search-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border-n);
  border-radius: var(--r-lg);
  color: var(--text);
  font-family: var(--font-b);
  font-size: 0.9rem;
  padding: 0.65rem 1rem 0.65rem 2.5rem;
  outline: none;
  transition: border-color .2s;
}
.search-input:focus { border-color: var(--accent); }
.search-input::placeholder { color: var(--text-3); }

.search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-3);
  pointer-events: none;
}

/* ============================================================
   Features Grid
   ============================================================ */
.feature-item {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border-n);
  border-radius: var(--r-lg);
}

.feature-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.feature-title {
  font-family: var(--font-h);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-text);
}

.feature-desc {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.6;
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
  margin-top: 4rem;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand .footer-logo {
  font-family: var(--font-h);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text);
  margin-bottom: 0.75rem;
  text-decoration: none;
  display: inline-block;
}
.footer-brand .footer-logo .logo-u { color: var(--u); }
.footer-brand .footer-logo .logo-t { color: var(--t); }

.footer-desc {
  font-size: 0.85rem;
  color: var(--text-3);
  line-height: 1.6;
  max-width: 280px;
}

.footer-col-title {
  font-family: var(--font-h);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.footer-links a {
  font-size: 0.85rem;
  color: var(--text-2);
  text-decoration: none;
  transition: color .15s;
}
.footer-links a:hover { color: var(--accent-text); }

.footer-bottom {
  max-width: var(--max-w);
  margin: 2rem auto 0;
  padding: 1.5rem 1.5rem 0;
  border-top: 1px solid var(--border-n);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--text-3);
}
.footer-copy a { color: var(--text-3); }
.footer-copy a:hover { color: var(--accent-text); }

.footer-badges { display: flex; gap: 0.5rem; align-items: center; }

/* ============================================================
   CTA Band
   ============================================================ */
.cta-band {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 3rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 100% at 50% 50%, var(--u-dim) 0%, transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 0.75rem;
}

.cta-sub {
  color: var(--text-2);
  margin-bottom: 2rem;
  font-size: 1rem;
}

.cta-packages-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1.5rem;
  max-width: 560px;
  margin: 0 auto;
  align-items: center;
}

.cta-packages-grid .btn {
  width: 100%;
  justify-content: center;
}

.cta-package-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 0.25rem;
  text-align: center;
}

.cta-package-label--u { color: var(--u-text); }
.cta-package-label--t { color: var(--t-text); }

.footer-link-soon {
  color: var(--text-3);
  font-size: 0.875rem;
  font-style: italic;
}

@media (max-width: 480px) {
  .cta-packages-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   Scrollbar (site-wide)
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(255,0,153,.3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--u); }

/* ============================================================
   Utilities
   ============================================================ */
.text-u { color: var(--u-text); }
.text-t { color: var(--t-text); }
.text-muted { color: var(--text-2); }
.text-dim { color: var(--text-3); }
.glow-u { text-shadow: var(--u-glow); }
.glow-t { text-shadow: var(--t-glow); }

.divider { height: 1px; background: var(--border-n); margin: 2rem 0; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-sm { gap: 0.5rem; }
.gap-md { gap: 1rem; }
.gap-lg { gap: 1.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .layout-sidebar {
    grid-template-columns: 1fr;
  }
  .sidebar {
    display: none;
    position: fixed;
    z-index: 800;
    width: var(--sidebar-w);
    height: 100vh;
    top: 0;
    left: 0;
  }
  .sidebar.open { display: block; }
  .content-area { padding: 2rem 1.5rem 3rem; }

  .footer-inner { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  :root { --nav-h: 56px; }

  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }

  .hero { padding: 3.5rem 0 3rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .grid-auto { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }

  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .stats-band-inner { gap: 2rem; }
  .stat-num { font-size: 1.8rem; }

  .section { padding: 2.5rem 0; }
}

@media (max-width: 480px) {
  .container { padding: 0 1rem; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { text-align: center; justify-content: center; }
}

/* ── Install detail pages ──────────────────────────────────────────────────── */
.install-detail-section + .install-detail-section {
  border-top: 1px solid var(--border);
}

.install-detail-section h3 {
  font-size: 1rem;
  color: var(--text);
  margin: 1.5rem 0 0.5rem;
}

.install-detail-section ol,
.install-detail-section ul {
  padding-left: 1.5rem;
  margin: 0.5rem 0 1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.install-detail-section li { margin-bottom: 0.35rem; }

/* ── Callout box ───────────────────────────────────────────────────────────── */
.callout {
  border-left: 3px solid var(--accent);
  background: var(--surface);
  padding: 0.75rem 1rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.25rem 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.callout strong { color: var(--accent); }

.callout--note { border-color: var(--accent); }
.callout--warn { border-color: #ff9900; }
.callout--warn strong { color: #ff9900; }

/* ── Changelog page ────────────────────────────────────────────────────────── */
.changelog-section + .changelog-section { border-top: 1px solid var(--border); }

.changelog-release {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin: 1.5rem 0;
  background: var(--surface);
}

.changelog-release-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.changelog-version {
  font-size: 1.1rem;
  color: var(--accent);
  margin: 0;
}

.changelog-date {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.changelog-release h4 {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 1.25rem 0 0.4rem;
}

.changelog-release ul {
  padding-left: 1.25rem;
  margin: 0 0 0.5rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.changelog-release li { margin-bottom: 0.25rem; }

.changelog-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

.btn-sm {
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
}

.changelog-older {
  font-size: 0.875rem;
  color: var(--text-muted);
  padding: 0.75rem 0;
}

/* ============================================================
   Class Aliases & Missing Components
   (HTML uses these names; CSS previously used different names)
   ============================================================ */

/* Footer outer element */
.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
  margin-top: 4rem;
}

/* Stats counters */
.stat-number {
  font-family: var(--font-h);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--accent);
  line-height: 1;
  display: block;
}
.stat-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  display: block;
  margin-top: 0.35rem;
}
@media (max-width: 768px) {
  .stat-number { font-size: 1.8rem; }
}

/* ── Package Cards ─────────────────────────────────────────────────────────── */
.packages-grid {
  align-items: stretch;
}

.package-card {
  background: var(--surface);
  border: 1px solid var(--border-n);
  border-radius: var(--r-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: all .2s var(--ease);
}

.package-card--u {
  border-color: rgba(255, 0, 153, 0.2);
}
.package-card--u:hover {
  border-color: var(--u);
  box-shadow: 0 4px 32px rgba(255, 0, 153, 0.15);
}

.package-card--t {
  border-color: rgba(0, 255, 238, 0.18);
}
.package-card--t:hover {
  border-color: var(--t);
  box-shadow: 0 4px 32px rgba(0, 255, 238, 0.12);
}

.package-card-top {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.package-card-name {
  font-family: var(--font-h);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
  margin: 0;
}

.package-id {
  font-size: 0.78rem;
  color: var(--text-3);
  margin: 0;
}
.package-id code {
  font-family: var(--font-code);
  background: var(--bg-2);
  padding: 0.1rem 0.45rem;
  border-radius: var(--r);
}

.package-card-desc {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.6;
  margin: 0;
}

.package-features {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
}
.package-features li {
  font-size: 0.83rem;
  color: var(--text-2);
  padding-left: 1rem;
  position: relative;
}
.package-features li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.package-card--u .package-features li::before { color: var(--u); }
.package-card--t .package-features li::before { color: var(--t); }

.package-card-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: 0.5rem;
}

/* ── Footer column (grid child inside .footer-inner 4-column grid) ──────────── */
.footer-col { min-width: 0; }

/* ── Features grid modifier (index.md uses .grid-3.features-grid) ────────────── */
.features-grid { align-items: start; }

/* ── Sidebar nav wrapper (no layout; inherits from .sidebar) ─────────────────── */
.sidebar-nav { display: block; }

/* ── Section modifiers (.install-section, .controls-section on .section) ─────── */
.install-section,
.controls-section { /* inherit all styling from .section — no overrides needed */ }

/* ── CTA band inner container ────────────────────────────────────────────────── */
.cta-band-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}

/* ── CTA actions (button row inside cta-band) ────────────────────────────────── */
.cta-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

/* ── Container aliases (HTML uses these; CSS defines .container) ────────────── */
.section-inner,
.pkg-hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Install tabs alias (package pages use .install-tabs / .tab-bar) ─────────── */
.install-tabs {
  display: flex;
  flex-direction: column;
}
.tab-bar {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--border-n);
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

/* ── Badge ghost (neutral, no accent colour) ─────────────────────────────────── */
.badge-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-h);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: var(--r);
  background: var(--surface-2);
  color: var(--text-2);
  border: 1px solid var(--border-n);
}

/* ── Package hero inner elements ─────────────────────────────────────────────── */
.pkg-hero-badge { margin-bottom: 0.75rem; }

.pkg-hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--accent-text);
  text-shadow: var(--accent-glow);
  margin-bottom: 1rem;
}

.pkg-hero-lead {
  font-size: 1.05rem;
  color: var(--text-2);
  max-width: 600px;
  margin: 0 auto 1.5rem;
  line-height: 1.6;
}

.pkg-hero-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}

.pkg-id {
  font-family: var(--font-code);
  font-size: 0.8rem;
  background: var(--surface-2);
  color: var(--accent-text);
  padding: 0.25rem 0.65rem;
  border-radius: var(--r);
  border: 1px solid var(--border-n);
}

.pkg-hero-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Controls grid ───────────────────────────────────────────────────────────── */
.controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}

/* ── Controls toolbar (search + filter) ──────────────────────────────────────── */
.controls-toolbar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.search-wrap {
  max-width: 420px;
}

.search-wrap input[type="search"] {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border-n);
  border-radius: var(--r-lg);
  color: var(--text);
  font-family: var(--font-b);
  font-size: 0.9rem;
  padding: 0.65rem 1rem;
  outline: none;
  transition: border-color .2s;
}
.search-wrap input[type="search"]:focus { border-color: var(--accent); }
.search-wrap input[type="search"]::placeholder { color: var(--text-3); }

/* ── Control card image area (fixed aspect ratio) ────────────────────────────── */
.control-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: var(--r);
  background: var(--surface-2);
  margin-bottom: 0.25rem;
}
.control-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.control-card-img--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-3);
  border: 1px solid var(--border-n);
}
.control-card-img--placeholder span {
  font-family: var(--font-h);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--accent-text);
  opacity: 0.4;
  letter-spacing: 0.06em;
}
.control-card-img--uitk span { color: var(--t-text); }

/* ── Control card inner structure ────────────────────────────────────────────── */
.control-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
}

.control-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.control-card-cat {
  font-size: 0.58rem;
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.control-card-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.35rem;
}

/* ── Tags (small inline labels) ──────────────────────────────────────────────── */
.tag {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-3);
  background: var(--bg-2);
  padding: 0.12rem 0.45rem;
  border-radius: var(--r);
  border: 1px solid var(--border-n);
}
.tag--video {
  color: var(--u-text);
  background: var(--u-dim);
  border-color: rgba(255,0,153,.2);
}

/* ── No results state ────────────────────────────────────────────────────────── */
.no-results {
  text-align: center;
  color: var(--text-2);
  padding: 3rem 0;
  font-size: 0.9rem;
}

/* ── Control page wrapper (alias for .layout-sidebar) ───────────────────────── */
.control-page-wrap {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: calc(100vh - var(--nav-h));
  max-width: var(--max-w);
  margin: 0 auto;
  gap: 0;
}

/* ── Control page content area (alias for .content-area) ─────────────────────── */
.control-page-content {
  padding: 2.5rem 2.5rem 4rem;
  min-width: 0;
}

/* ── Control page hero (top header inside the content area) ──────────────────── */
.control-page-hero {
  border-bottom: 1px solid var(--border-n);
  padding-bottom: 1.75rem;
  margin-bottom: 2.5rem;
}

.control-page-hero-inner { max-width: 780px; }

.control-page-hero h1 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 900;
  margin: 0.5rem 0 0.75rem;
  color: var(--accent-text);
  text-shadow: var(--accent-glow);
}

.control-page-lead {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.65;
  margin: 0 0 1rem;
  max-width: 680px;
}

.control-page-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

/* ── Control page body ───────────────────────────────────────────────────────── */
.control-page-body { max-width: 780px; }

/* ── Control page footer (prev / next navigation) ────────────────────────────── */
.control-page-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-n);
  padding-top: 1.5rem;
  margin-top: 3rem;
  gap: 1rem;
}

.ctrl-nav-prev,
.ctrl-nav-next {
  font-family: var(--font-h);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-2);
  text-decoration: none;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--border-n);
  border-radius: var(--r);
  transition: all .15s var(--ease);
}
.ctrl-nav-prev:hover,
.ctrl-nav-next:hover {
  color: var(--accent-text);
  border-color: var(--accent);
  background: var(--accent-dim);
}
.ctrl-nav-next { margin-left: auto; }

/* ── Sidebar: missing elements ───────────────────────────────────────────────── */
.sidebar-cat {
  font-family: var(--font-h);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 0.6rem 1.25rem 0.25rem;
  margin: 0;
}

.sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0 0 0.25rem;
}

.sidebar-toggle {
  display: none; /* shown via media query on mobile */
  width: 100%;
  background: var(--surface);
  border: none;
  border-bottom: 1px solid var(--border-n);
  color: var(--text-2);
  font-family: var(--font-h);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  align-items: center;
  gap: 0.5rem;
  transition: color .15s;
}
.sidebar-toggle:hover { color: var(--accent); }

/* ── Breadcrumb ──────────────────────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  font-size: 0.75rem;
  color: var(--text-3);
  margin-bottom: 0.75rem;
}
.breadcrumb a {
  color: var(--text-3);
  text-decoration: none;
  transition: color .15s;
}
.breadcrumb a:hover { color: var(--accent-text); }
.breadcrumb span[aria-hidden] { color: var(--text-3); }
.breadcrumb span[aria-current] { color: var(--text-2); }

/* ── Responsive: control page collapses sidebar on narrow screens ────────────── */
@media (max-width: 1024px) {
  .control-page-wrap { grid-template-columns: 1fr; }
  .control-page-wrap .sidebar {
    display: none;
    position: fixed;
    z-index: 800;
    width: var(--sidebar-w);
    height: 100vh;
    top: 0;
    left: 0;
  }
  .control-page-wrap .sidebar.open { display: block; }
  .sidebar-toggle { display: flex; }
  .control-page-content { padding: 2rem 1.25rem 3rem; }
}

/* ── Nav class ──────────────────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 900;
  height: var(--nav-h);
  background: rgba(5, 5, 8, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}