/* =============================================================
 * SELL LEMONS WIKI — DESIGN SYSTEM
 * styles.css v1.0 | sellemons.wiki
 * Lemon-yellow citrus theme on dark background
 * =============================================================*/

/* ═══════════════════════════════════════════════════════════
   1. CSS CUSTOM PROPERTIES
   ═══════════════════════════════════════════════════════════ */
:root {
  /* Lemon-Citrus Palette */
  --color-primary:    hsl(50, 92%, 55%);   /* Bright lemon yellow */
  --color-secondary:  hsl(88, 60%, 48%);   /* Citrus green */
  --color-accent:     hsl(38, 95%, 60%);   /* Golden amber */
  --color-success:    hsl(145, 55%, 48%);
  --color-warning:    hsl(40, 90%, 55%);
  --color-danger:     hsl(355, 70%, 55%);
  --color-info:       hsl(210, 70%, 58%);

  /* Backgrounds */
  --bg-base:          hsl(224, 20%, 7%);
  --bg-primary:       hsl(224, 18%, 9%);
  --bg-secondary:     hsl(224, 16%, 12%);
  --bg-tertiary:      hsl(224, 14%, 16%);
  --bg-elevated:      hsl(224, 13%, 20%);

  /* Text */
  --text-primary:     hsl(50, 25%, 96%);
  --text-secondary:   hsl(50, 15%, 72%);
  --text-muted:       hsl(50, 8%, 50%);

  /* Glass */
  --glass-bg:         hsla(224, 18%, 13%, 0.75);
  --glass-border:     hsla(50, 92%, 55%, 0.2);
  --glass-blur:       16px;

  /* Named Colors */
  --color-gold:       hsl(42, 95%, 58%);
  --color-amber:      hsl(38, 92%, 55%);
  --color-lemon:      hsl(50, 92%, 55%);

  /* Spacing */
  --spacing-xs:   0.25rem;
  --spacing-sm:   0.5rem;
  --spacing-md:   1rem;
  --spacing-lg:   1.5rem;
  --spacing-xl:   2.5rem;
  --spacing-2xl:  4rem;

  /* Border Radius */
  --radius-xs:   4px;
  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   18px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* Typography */
  --font-sans:    'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', 'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  /* Shadows */
  --shadow-sm:  0 1px 3px hsla(0, 0%, 0%, 0.4);
  --shadow-md:  0 4px 16px hsla(0, 0%, 0%, 0.5);
  --shadow-lg:  0 8px 32px hsla(0, 0%, 0%, 0.6);
  --shadow-glow: 0 0 28px hsla(50, 92%, 55%, 0.35);
  --shadow-glow-green: 0 0 24px hsla(88, 60%, 48%, 0.3);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Z-index */
  --z-base:    1;
  --z-overlay: 100;
  --z-modal:   200;
  --z-navbar:  300;
  --z-toast:   400;

  --navbar-height: 64px;
}


/* ═══════════════════════════════════════════════════════════
   2. CSS RESET & BASE
   ═══════════════════════════════════════════════════════════ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

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

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

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

button { cursor: pointer; font-family: inherit; }

ul, ol { list-style: none; }

hr {
  border: none;
  border-top: 1px solid var(--glass-border);
  margin: var(--spacing-xl) 0;
}

::selection {
  background: hsla(50, 92%, 55%, 0.25);
  color: var(--text-primary);
}

/* ═══════════════════════════════════════════════════════════
   3. TYPOGRAPHY
   ═══════════════════════════════════════════════════════════ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p { margin-bottom: var(--spacing-md); }
p:last-child { margin-bottom: 0; }

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xs);
  padding: 0.1em 0.4em;
  color: var(--color-primary);
}

pre {
  font-family: var(--font-mono);
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.7;
}

pre code { background: none; border: none; padding: 0; font-size: inherit; }

mark {
  background: hsla(50, 92%, 55%, 0.25);
  color: var(--color-primary);
  border-radius: 2px;
  padding: 0 2px;
}

strong { font-weight: 700; }
em { font-style: italic; }
small { font-size: 0.85em; color: var(--text-muted); }

/* ═══════════════════════════════════════════════════════════
   4. LAYOUT & GRID
   ═══════════════════════════════════════════════════════════ */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.container-narrow { max-width: 860px; }
.container-wide   { max-width: 1440px; }

.section { padding: var(--spacing-2xl) 0; }

.grid { display: grid; gap: var(--spacing-lg); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.flex           { display: flex; }
.flex-col       { flex-direction: column; }
.flex-wrap      { flex-wrap: wrap; }
.items-center   { align-items: center; }
.items-start    { align-items: flex-start; }
.justify-center  { justify-content: center; }
.justify-between { justify-content: space-between; }

.gap-xs { gap: var(--spacing-xs); }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

.text-center  { text-align: center; }
.text-left    { text-align: left; }

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-sm { margin-bottom: var(--spacing-sm); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.py-xl { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }

/* ═══════════════════════════════════════════════════════════
   5. ANIMATED BACKGROUND
   ═══════════════════════════════════════════════════════════ */
.animated-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.animated-bg::before {
  content: '';
  position: absolute;
  top: -40%;
  left: -20%;
  width: 70%;
  height: 70%;
  background: radial-gradient(ellipse, hsla(50, 92%, 55%, 0.07) 0%, transparent 70%);
  animation: bgFloat1 12s ease-in-out infinite;
}

.animated-bg::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -20%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse, hsla(88, 60%, 48%, 0.06) 0%, transparent 70%);
  animation: bgFloat2 15s ease-in-out infinite;
}

@keyframes bgFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(5%, 8%) scale(1.1); }
}

@keyframes bgFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-5%, -8%) scale(1.08); }
}

/* ═══════════════════════════════════════════════════════════
   5. NAVIGATION & NAVBAR
   ═══════════════════════════════════════════════════════════ */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-primary);
  color: var(--bg-base);
  padding: 0.5rem 1rem;
  border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 700;
  z-index: 999;
  transition: top var(--transition-fast);
}

.skip-link:focus { top: 0; }

.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-navbar);
  height: var(--navbar-height);
  background: transparent;
  transition: background var(--transition-base), box-shadow var(--transition-base), border-bottom var(--transition-base);
}

.navbar.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--shadow-md);
  border-bottom: 1px solid var(--glass-border);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar-brand:hover { color: var(--color-primary); }

.navbar-logo {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  box-shadow: 0 0 12px hsla(50, 92%, 55%, 0.4);
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 0;
  list-style: none;
  margin: 0;
}

.navbar-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.navbar-link:hover, .navbar-link.active {
  color: var(--color-primary);
  background: hsla(50, 92%, 55%, 0.1);
}

.navbar-item { position: relative; }

.navbar-item .navbar-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  min-width: 220px;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-sm);
  display: flex;
  flex-direction: column;
  z-index: var(--z-overlay);
  visibility: hidden;
  opacity: 0;
  transform: translateX(-50%) translateY(-6px);
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}

.navbar-dropdown::before {
  content: '';
  position: absolute;
  top: -12px; left: 0; right: 0;
  height: 12px;
  background: transparent;
}

.navbar-item:hover .navbar-dropdown,
.navbar-item:focus-within .navbar-dropdown,
.navbar-item.dropdown-active .navbar-dropdown {
  visibility: visible;
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.dropdown-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 0.5rem var(--spacing-md);
  border-radius: var(--radius-xs);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.dropdown-link:hover, .dropdown-link.active {
  color: var(--color-primary);
  background: hsla(50, 92%, 55%, 0.1);
}

.navbar-toggle {
  display: none;
  background: none;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 1.2rem;
  padding: 0.3rem 0.6rem;
  line-height: 1;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.navbar-toggle:hover {
  color: var(--color-primary);
  background: var(--bg-tertiary);
}

.navbar-search-btn {
  background: none;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 1rem;
  padding: 0.35rem 0.6rem;
  line-height: 1;
  transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.navbar-search-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: hsla(50, 92%, 55%, 0.1);
}

#progress-bar {
  position: absolute;
  bottom: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  border-radius: 0 2px 2px 0;
  transition: width 100ms linear;
  z-index: 1;
}

/* Mobile menu overlay */
#mobile-menu {
  display: none;
  position: fixed;
  top: var(--navbar-height);
  left: 0; right: 0; bottom: 0;
  background: var(--bg-primary);
  z-index: calc(var(--z-navbar) - 1);
  overflow-y: auto;
  padding: var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
}

#mobile-menu.open { display: block; }

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 1rem;
  text-decoration: none;
  border-bottom: 1px solid var(--glass-border);
  transition: color var(--transition-fast), background var(--transition-fast);
}

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

.mobile-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-xs);
  margin-top: var(--spacing-md);
}

/* ═══════════════════════════════════════════════════════════
   6. SEARCH OVERLAY
   ═══════════════════════════════════════════════════════════ */
.search-overlay {
  position: fixed;
  inset: 0;
  background: hsla(224, 20%, 5%, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  transition: opacity var(--transition-base);
}

.search-overlay.hidden { display: none; }

.search-modal {
  width: 100%;
  max-width: 640px;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin: 0 var(--spacing-md);
}

.search-header {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--glass-border);
}

.search-input {
  flex: 1;
  padding: var(--spacing-md) var(--spacing-lg);
  background: none;
  border: none;
  outline: none;
  font-size: 1.1rem;
  font-family: var(--font-sans);
  color: var(--text-primary);
}

.search-input::placeholder { color: var(--text-muted); }

.search-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  padding: var(--spacing-md);
  line-height: 1;
  transition: color var(--transition-fast);
}

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

.search-results { max-height: 400px; overflow-y: auto; padding: var(--spacing-sm); }

.search-result-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  text-decoration: none;
  transition: background var(--transition-fast);
}

.search-result-item:hover { background: var(--bg-elevated); }

.search-result-emoji { font-size: 1.25rem; flex-shrink: 0; width: 2rem; text-align: center; }

.search-result-item > div {
  flex: 1; min-width: 0;
  display: flex; flex-direction: column; gap: 2px;
}

.search-result-item strong {
  font-size: 0.95rem; font-weight: 600;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.search-result-desc {
  font-size: 0.8rem; color: var(--text-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.search-hint {
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
}

/* ═══════════════════════════════════════════════════════════
   7. HERO & PAGE HERO
   ═══════════════════════════════════════════════════════════ */
body > *:first-child, .navbar + * { padding-top: var(--navbar-height); }

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, hsla(50, 92%, 55%, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, hsla(88, 60%, 48%, 0.07) 0%, transparent 50%),
    var(--bg-primary);
  padding-top: calc(var(--navbar-height) + var(--spacing-2xl));
  padding-bottom: var(--spacing-2xl);
}

.hero-block {
  font-size: 5rem;
  animation: float 3.5s ease-in-out infinite;
  display: inline-block;
  filter: drop-shadow(0 0 30px hsla(50, 92%, 55%, 0.5));
}

.page-hero {
  background:
    radial-gradient(ellipse 100% 80% at 50% 0%, hsla(50, 92%, 55%, 0.07) 0%, transparent 70%),
    var(--bg-secondary);
  border-bottom: 1px solid var(--glass-border);
  padding: var(--spacing-2xl) 0 var(--spacing-xl);
  padding-top: calc(var(--navbar-height) + var(--spacing-2xl));
}

/* ═══════════════════════════════════════════════════════════
   8. CARDS
   ═══════════════════════════════════════════════════════════ */
.card {
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  will-change: transform;
}

.card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow-glow);
  border-color: hsla(50, 92%, 55%, 0.4);
}

.card-gradient {
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-elevated) 100%);
  border-color: hsla(50, 92%, 55%, 0.2);
}

.card-gradient:hover {
  border-color: hsla(50, 92%, 55%, 0.5);
  box-shadow: 0 0 30px hsla(50, 92%, 55%, 0.4);
}

.card-header { margin-bottom: var(--spacing-md); }

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  font-family: var(--font-display);
}

.card-subtitle { font-size: 0.85rem; color: var(--text-muted); margin: 0; }

.card-body {
  flex: 1;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.card-body p:last-child { margin-bottom: 0; }

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin-top: auto;
}

/* Tool card variant */
.tool-card {
  display: block;
  text-decoration: none;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl) var(--spacing-lg);
  background: var(--bg-secondary);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.tool-card:hover {
  border-color: hsla(50, 92%, 55%, 0.5);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
  color: var(--text-primary);
}

.tool-card:hover::before { opacity: 1; }

.tool-card-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  animation: none;
}

.tool-card:hover .tool-card-icon { animation: float 2s ease-in-out infinite; }

.tool-card h3 { color: var(--text-primary); margin-bottom: var(--spacing-sm); }
.tool-card p { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 0; }

/* ═══════════════════════════════════════════════════════════
   9. BUTTONS
   ═══════════════════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.65rem 1.4rem;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
  user-select: none;
}

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

.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--bg-base);
}

.btn-primary:hover {
  background: hsl(50, 95%, 65%);
  border-color: hsl(50, 95%, 65%);
  color: var(--bg-base);
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 6px 20px hsla(50, 92%, 55%, 0.5);
}

.btn-secondary {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--bg-base);
}

.btn-secondary:hover {
  background: hsl(88, 65%, 55%);
  border-color: hsl(88, 65%, 55%);
  color: var(--bg-base);
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 6px 20px hsla(88, 60%, 48%, 0.4);
}

.btn-outline {
  background: transparent;
  border-color: var(--glass-border);
  color: var(--text-secondary);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: hsla(50, 92%, 55%, 0.08);
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.btn-sm { padding: 0.45rem 0.9rem; font-size: 0.8rem; }
.btn-lg { padding: 0.85rem 1.8rem; font-size: 1rem; }

/* ═══════════════════════════════════════════════════════════
   10. BADGES
   ═══════════════════════════════════════════════════════════ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.badge-primary  { background: hsla(50, 92%, 55%, 0.15); color: var(--color-primary); border: 1px solid hsla(50, 92%, 55%, 0.3); }
.badge-success  { background: hsla(145, 55%, 48%, 0.15); color: var(--color-success); border: 1px solid hsla(145, 55%, 48%, 0.3); }
.badge-warning  { background: hsla(40, 90%, 55%, 0.15); color: var(--color-warning); border: 1px solid hsla(40, 90%, 55%, 0.3); }
.badge-danger   { background: hsla(355, 70%, 55%, 0.15); color: var(--color-danger); border: 1px solid hsla(355, 70%, 55%, 0.3); }
.badge-info     { background: hsla(210, 70%, 58%, 0.15); color: var(--color-info); border: 1px solid hsla(210, 70%, 58%, 0.3); }
.badge-muted    { background: var(--bg-elevated); color: var(--text-muted); border: 1px solid var(--glass-border); }
.badge-gold     { background: hsla(42, 95%, 58%, 0.15); color: var(--color-gold); border: 1px solid hsla(42, 95%, 58%, 0.3); }
.badge-green    { background: hsla(88, 60%, 48%, 0.15); color: var(--color-secondary); border: 1px solid hsla(88, 60%, 48%, 0.3); }

/* ═══════════════════════════════════════════════════════════
   11. TABLES
   ═══════════════════════════════════════════════════════════ */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

thead {
  background: var(--bg-secondary);
}

thead th {
  padding: 0.85rem 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--glass-border);
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid hsla(50, 92%, 55%, 0.06);
  transition: background var(--transition-fast);
}

tbody tr:last-child { border-bottom: none; }

tbody tr:hover { background: hsla(50, 92%, 55%, 0.04); }

tbody td {
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  vertical-align: top;
}

/* ═══════════════════════════════════════════════════════════
   12. FORMS & INPUTS
   ═══════════════════════════════════════════════════════════ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.form-label {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px hsla(50, 92%, 55%, 0.15);
}

.form-input::placeholder { color: var(--text-muted); }

.form-select option { background: var(--bg-tertiary); }

.result-box {
  background: var(--bg-base);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.result-value {
  font-size: 2rem;
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--color-primary);
}

/* ═══════════════════════════════════════════════════════════
   13. FOOTER
   ═══════════════════════════════════════════════════════════ */
.footer {
  background: var(--bg-base);
  border-top: 1px solid var(--glass-border);
}

.footer h4 {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.footer-bottom p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: var(--spacing-xs); }

.footer-brand { font-size: 2rem; margin-bottom: var(--spacing-md); }

/* ═══════════════════════════════════════════════════════════
   14. BREADCRUMB
   ═══════════════════════════════════════════════════════════ */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.breadcrumb a { color: var(--text-muted); text-decoration: none; transition: color var(--transition-fast); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-sep { color: var(--glass-border); }
.breadcrumb .current { color: var(--color-primary); }

/* ═══════════════════════════════════════════════════════════
   15. TOOL LAYOUT
   ═══════════════════════════════════════════════════════════ */
.tool-container {
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.tool-section {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.tool-section h3 {
  font-size: 1rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

/* Lever steps */
.lever-step {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border: 2px solid var(--glass-border);
  background: var(--bg-secondary);
  margin-bottom: var(--spacing-sm);
  transition: all var(--transition-base);
}

.lever-step.active {
  border-color: var(--color-primary);
  background: hsla(50, 92%, 55%, 0.08);
  box-shadow: 0 0 16px hsla(50, 92%, 55%, 0.2);
}

.lever-step.completed {
  border-color: var(--color-success);
  background: hsla(145, 55%, 48%, 0.08);
}

.lever-step.error {
  border-color: var(--color-danger);
  background: hsla(355, 70%, 55%, 0.08);
}

.lever-num {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem;
  flex-shrink: 0;
  background: var(--bg-elevated);
  color: var(--text-muted);
}

.lever-step.active .lever-num { background: var(--color-primary); color: var(--bg-base); }
.lever-step.completed .lever-num { background: var(--color-success); color: white; }

.lever-color-dot {
  width: 20px; height: 20px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 8px currentColor;
}

.lever-blue   { background: hsl(210, 80%, 55%); color: hsl(210, 80%, 55%); }
.lever-red    { background: hsl(0, 80%, 55%);   color: hsl(0, 80%, 55%); }
.lever-green  { background: hsl(120, 65%, 45%); color: hsl(120, 65%, 45%); }
.lever-purple { background: hsl(270, 70%, 60%); color: hsl(270, 70%, 60%); }

/* Tier list */
.tier-row {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.tier-label {
  width: 60px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  padding: var(--spacing-lg);
}

.tier-s  { background: linear-gradient(135deg, #ff6b35, #ff8c42); color: white; }
.tier-a  { background: linear-gradient(135deg, #ffa234, #ffbe5c); color: var(--bg-base); }
.tier-b  { background: linear-gradient(135deg, #4caf50, #66bb6a); color: white; }
.tier-c  { background: linear-gradient(135deg, #2196f3, #42a5f5); color: white; }
.tier-d  { background: linear-gradient(135deg, #9c27b0, #ab47bc); color: white; }

.tier-items {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: var(--bg-tertiary);
}

.tier-item {
  background: var(--bg-elevated);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* Badge tracker */
.badge-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border);
  background: var(--bg-secondary);
  margin-bottom: var(--spacing-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.badge-item.earned {
  border-color: var(--color-success);
  background: hsla(145, 55%, 48%, 0.08);
}

.badge-item:hover { border-color: var(--color-primary); }

.badge-checkbox {
  width: 22px; height: 22px;
  border: 2px solid var(--glass-border);
  border-radius: var(--radius-xs);
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition-fast);
}

.badge-item.earned .badge-checkbox {
  background: var(--color-success);
  border-color: var(--color-success);
  color: white;
}

.badge-emoji { font-size: 1.5rem; flex-shrink: 0; }

/* ═══════════════════════════════════════════════════════════
   16. CONTENT BODY (GUIDE PAGES)
   ═══════════════════════════════════════════════════════════ */
.content-body {
  line-height: 1.8;
}

.content-body h2 {
  margin: var(--spacing-xl) 0 var(--spacing-md);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--glass-border);
  scroll-margin-top: calc(var(--navbar-height) + 16px);
}

.content-body h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }

.content-body h3 {
  margin: var(--spacing-lg) 0 var(--spacing-sm);
  color: var(--color-primary);
  scroll-margin-top: calc(var(--navbar-height) + 16px);
}

.content-body p { color: var(--text-secondary); }

.content-body ul, .content-body ol {
  list-style: none;
  padding-left: 0;
  margin: var(--spacing-md) 0;
}

.content-body ul li, .content-body ol li {
  padding: var(--spacing-xs) 0 var(--spacing-xs) 1.5rem;
  position: relative;
  color: var(--text-secondary);
}

.content-body ul li::before {
  content: '🍋';
  position: absolute;
  left: 0;
  font-size: 0.85em;
}

.content-body ol { counter-reset: list-counter; }

.content-body ol li {
  counter-increment: list-counter;
}

.content-body ol li::before {
  content: counter(list-counter);
  position: absolute;
  left: 0;
  width: 1.2rem; height: 1.2rem;
  background: var(--color-primary);
  color: var(--bg-base);
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  top: 0.3rem;
}

.content-body blockquote {
  border-left: 3px solid var(--color-primary);
  padding: var(--spacing-md) var(--spacing-lg);
  background: hsla(50, 92%, 55%, 0.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: var(--spacing-lg) 0;
  color: var(--text-secondary);
  font-style: italic;
}

/* TOC sidebar */
.toc {
  position: sticky;
  top: calc(var(--navbar-height) + 1.5rem);
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  max-height: calc(100vh - var(--navbar-height) - 3rem);
  overflow-y: auto;
}

.toc-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
}

.toc a {
  display: block;
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-xs);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.toc a:hover, .toc a.active {
  color: var(--color-primary);
  background: hsla(50, 92%, 55%, 0.08);
}

/* ═══════════════════════════════════════════════════════════
   17. FAQ ACCORDION
   ═══════════════════════════════════════════════════════════ */
.faq-item {
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--spacing-sm);
  transition: border-color var(--transition-base);
}

.faq-item:hover { border-color: hsla(50, 92%, 55%, 0.3); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-secondary);
  border: none;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.faq-question:hover { background: var(--bg-tertiary); color: var(--color-primary); }

.faq-question[aria-expanded="true"] { color: var(--color-primary); }

.faq-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--color-primary);
}

.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(180deg); }

.faq-answer {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  line-height: 1.8;
  display: none;
}

.faq-answer.open { display: block; }

/* ═══════════════════════════════════════════════════════════
   18. PROMO CODES
   ═══════════════════════════════════════════════════════════ */
.promo-code {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--bg-base);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
  transition: border-color var(--transition-fast);
  flex-wrap: wrap;
}

.promo-code:hover { border-color: hsla(50, 92%, 55%, 0.3); }

.code-string {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.05em;
}

/* ═══════════════════════════════════════════════════════════
   19. STAT BOXES & PROGRESS
   ═══════════════════════════════════════════════════════════ */
.stat-box {
  text-align: center;
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
}

.stat-value {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

.progress-bar-wrap {
  width: 100%;
  height: 8px;
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: var(--spacing-xs) 0;
}

.progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transition: width 1s ease;
}

/* ═══════════════════════════════════════════════════════════
   20. INCOME TIER CARDS
   ═══════════════════════════════════════════════════════════ */
.income-tier {
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
  transition: border-color var(--transition-base);
}

.income-tier:hover { border-color: hsla(50, 92%, 55%, 0.3); }

.income-tier-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--glass-border);
}

.income-tier-num {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--bg-base);
}

.income-tier-body { padding: var(--spacing-lg); background: var(--bg-tertiary); }

.income-tier-body ul { list-style: none; }

.income-tier-body ul li {
  padding: 0.3rem 0 0.3rem 1.4rem;
  position: relative;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.income-tier-body ul li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* ═══════════════════════════════════════════════════════════
   21. YOUTUBE EMBED SECTION
   ═══════════════════════════════════════════════════════════ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.video-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  background: var(--bg-secondary);
  transition: all var(--transition-base);
}

.video-card:hover {
  transform: translateY(-4px);
  border-color: hsla(50, 92%, 55%, 0.4);
  box-shadow: var(--shadow-glow);
}

.video-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
}

.video-embed iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none;
}

.video-info {
  padding: var(--spacing-md);
}

.video-info h4 { font-size: 0.95rem; margin-bottom: var(--spacing-xs); }
.video-info p  { font-size: 0.8rem; color: var(--text-muted); margin: 0; }

/* ═══════════════════════════════════════════════════════════
   22. ANIMATIONS & TRANSITIONS
   ═══════════════════════════════════════════════════════════ */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 16px hsla(50, 92%, 55%, 0.3); }
  50%       { box-shadow: 0 0 32px hsla(50, 92%, 55%, 0.6); }
}

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slide-in-left {
  from { opacity: 0; transform: translateX(-20px); }
  to   { opacity: 1; transform: translateX(0); }
}

.fade-in-up { animation: fade-in-up 0.6s ease forwards; }
.float      { animation: float 3.5s ease-in-out infinite; }

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

/* Stagger children */
.stagger-children > *:nth-child(1) { animation-delay: 0ms; }
.stagger-children > *:nth-child(2) { animation-delay: 100ms; }
.stagger-children > *:nth-child(3) { animation-delay: 200ms; }
.stagger-children > *:nth-child(4) { animation-delay: 300ms; }
.stagger-children > *:nth-child(5) { animation-delay: 400ms; }

/* ═══════════════════════════════════════════════════════════
   23. UTILITY CLASSES
   ═══════════════════════════════════════════════════════════ */
.text-primary-color { color: var(--color-primary); }
.text-secondary-color { color: var(--color-secondary); }
.text-gold   { color: var(--color-gold); }
.text-amber  { color: var(--color-amber); }
.text-success{ color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-muted  { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }

.opacity-75 { opacity: 0.75; }
.hidden     { display: none !important; }
.w-full     { width: 100%; }
.d-block    { display: block; }

.lemon-glow { text-shadow: 0 0 20px hsla(50, 92%, 55%, 0.6); }
.lemon-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  padding: 0.2rem 0.75rem;
  background: hsla(50, 92%, 55%, 0.1);
  border: 1px solid hsla(50, 92%, 55%, 0.25);
  border-radius: var(--radius-full);
}

/* Toast notifications */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: var(--z-toast);
  background: var(--bg-elevated);
  border: 1px solid var(--color-success);
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--color-success);
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  animation: fade-in-up 0.3s ease;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.toast.toast-error { border-color: var(--color-danger); color: var(--color-danger); }

/* ═══════════════════════════════════════════════════════════
   24. ACCESSIBILITY
   ═══════════════════════════════════════════════════════════ */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ═══════════════════════════════════════════════════════════
   25. RESPONSIVE (Mobile-first)
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .navbar-menu { display: none; }
  .navbar-toggle { display: flex; align-items: center; }

  .hero-block { font-size: 3.5rem; }

  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }

  .section { padding: var(--spacing-xl) 0; }

  .toc { display: none; }

  .tier-label { width: 45px; font-size: 1.1rem; padding: var(--spacing-md); }

  .income-tier-header { flex-wrap: wrap; }
}

@media (max-width: 480px) {
  :root { --spacing-xl: 2rem; --spacing-2xl: 3rem; }

  .container { padding: 0 var(--spacing-md); }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }

  .btn-lg { padding: 0.75rem 1.4rem; font-size: 0.95rem; }

  .promo-code { flex-direction: column; align-items: flex-start; }

  .video-grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════
   26. GUIDE LAYOUT (TWO-COLUMN)
   ═══════════════════════════════════════════════════════════ */
.guide-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

@media (max-width: 1024px) {
  .guide-layout {
    grid-template-columns: 1fr;
  }
}

/* ═══════════════════════════════════════════════════════════
   27. SPECIAL COMPONENTS
   ═══════════════════════════════════════════════════════════ */

/* Step indicator */
.step-list { counter-reset: step-counter; }

.step-item {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  counter-increment: step-counter;
}

.step-num {
  width: 36px; height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.9rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--bg-base);
}

.step-item::before { display: none; }

/* Callout boxes */
.callout {
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  margin: var(--spacing-lg) 0;
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.callout-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 0.1rem; }

.callout-tip     { background: hsla(50, 92%, 55%, 0.08); border-left: 4px solid var(--color-primary); }
.callout-warning { background: hsla(355, 70%, 55%, 0.08); border-left: 4px solid var(--color-danger); }
.callout-info    { background: hsla(210, 70%, 58%, 0.08); border-left: 4px solid var(--color-info); }
.callout-success { background: hsla(145, 55%, 48%, 0.08); border-left: 4px solid var(--color-success); }

.callout p { margin: 0; color: var(--text-secondary); font-size: 0.9rem; }

/* Back to top */
#back-to-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--bg-base);
  border: none;
  font-size: 1.2rem;
  display: none;
  align-items: center; justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md), 0 0 16px hsla(50, 92%, 55%, 0.4);
  transition: all var(--transition-fast);
  z-index: var(--z-overlay);
}

#back-to-top.visible { display: flex; }
#back-to-top:hover { transform: translateY(-3px) scale(1.1); }