/*
 * WealthPilot — Personal Finance Calculator & Education Website
 * Main Stylesheet v1.0.0
 * Mobile-First | Dark Mode | AdX Ready | SEO Friendly
 */

/* ============================================================
   1. CSS CUSTOM PROPERTIES
   ============================================================ */
:root {
  /* Brand Colors */
  --wp-navy:        #1b3a5c;
  --wp-navy-dark:   #0f2740;
  --wp-navy-light:  #264d7a;
  --wp-blue:        #2563eb;
  --wp-blue-light:  #3b82f6;
  --wp-gold:        #f59e0b;
  --wp-gold-dark:   #d97706;
  --wp-gold-light:  #fbbf24;
  --wp-green:       #10b981;
  --wp-green-dark:  #059669;
  --wp-red:         #ef4444;
  --wp-red-dark:    #dc2626;
  --wp-purple:      #7c3aed;

  /* Semantic Colors — Light Mode */
  --color-bg:           #f8fafc;
  --color-bg-alt:       #f1f5f9;
  --color-surface:      #ffffff;
  --color-surface-alt:  #f8fafc;
  --color-border:       #e2e8f0;
  --color-border-light: #f1f5f9;
  --color-text:         #0f172a;
  --color-text-muted:   #475569;
  --color-text-subtle:  #94a3b8;
  --color-primary:      var(--wp-navy);
  --color-primary-hover:var(--wp-navy-dark);
  --color-accent:       var(--wp-gold);
  --color-accent-hover: var(--wp-gold-dark);
  --color-success:      var(--wp-green);
  --color-danger:       var(--wp-red);
  --color-link:         var(--wp-blue);

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px rgba(0,0,0,0.1), 0 10px 10px rgba(0,0,0,0.04);
  --shadow-card: 0 2px 12px rgba(0,0,0,0.08);

  /* Border Radius */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   12px;
  --radius-xl:   16px;
  --radius-2xl:  24px;
  --radius-full: 9999px;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-size-xs:   0.75rem;
  --font-size-sm:   0.875rem;
  --font-size-base: 1rem;
  --font-size-lg:   1.125rem;
  --font-size-xl:   1.25rem;
  --font-size-2xl:  1.5rem;
  --font-size-3xl:  1.875rem;
  --font-size-4xl:  2.25rem;
  --font-size-5xl:  3rem;
  --line-height-tight: 1.25;
  --line-height-base:  1.6;
  --line-height-loose: 1.8;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

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

  /* Header */
  --header-height: 64px;
  --mobile-nav-height: 60px;

  /* Max widths */
  --max-width-sm:   640px;
  --max-width-md:   768px;
  --max-width-lg:   1024px;
  --max-width-xl:   1280px;
  --max-width-2xl:  1400px;
  --max-width-content: 720px;
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --color-bg:           #0f172a;
  --color-bg-alt:       #1e293b;
  --color-surface:      #1e293b;
  --color-surface-alt:  #0f172a;
  --color-border:       #334155;
  --color-border-light: #1e293b;
  --color-text:         #f1f5f9;
  --color-text-muted:   #94a3b8;
  --color-text-subtle:  #64748b;
  --color-primary:      #4a9ec4;
  --color-primary-hover:#60b4d8;
  --color-link:         #60a5fa;
  --shadow-card: 0 2px 12px rgba(0,0,0,0.4);
  --shadow-md:   0 4px 6px rgba(0,0,0,0.3);
  --shadow-lg:   0 10px 15px rgba(0,0,0,0.4);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden; /* On html (not body) — safe for position:fixed on iOS Safari */
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-base), color var(--transition-base);
  /* overflow-x removed from body — moved to html to fix iOS Safari position:fixed bug */
}

img, video, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--color-link); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, select, textarea { font-family: inherit; }
table { border-collapse: collapse; width: 100%; }

/* ============================================================
   3. SKIP LINK (Accessibility)
   ============================================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--wp-navy);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  z-index: 9999;
  transition: top var(--transition-fast);
}
.skip-link:focus { top: var(--space-4); }

/* ============================================================
   4. TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  line-height: var(--line-height-tight);
  font-weight: 700;
  color: var(--color-text);
}
h1 { font-size: clamp(1.75rem, 4vw, var(--font-size-4xl)); }
h2 { font-size: clamp(1.5rem, 3vw, var(--font-size-3xl)); }
h3 { font-size: clamp(1.25rem, 2.5vw, var(--font-size-2xl)); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p { margin-bottom: var(--space-4); color: var(--color-text-muted); }
p:last-child { margin-bottom: 0; }

.lead {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-loose);
  color: var(--color-text-muted);
}

strong { font-weight: 600; color: var(--color-text); }
em { font-style: italic; }

/* ============================================================
   5. LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-width-xl);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 640px) {
  .container { padding-inline: var(--space-6); }
}
@media (min-width: 1024px) {
  .container { padding-inline: var(--space-8); }
}

.container-sm  { max-width: var(--max-width-sm);  margin-inline: auto; padding-inline: var(--space-4); }
.container-md  { max-width: var(--max-width-md);  margin-inline: auto; padding-inline: var(--space-4); }
.container-lg  { max-width: var(--max-width-lg);  margin-inline: auto; padding-inline: var(--space-4); }
.container-2xl { max-width: var(--max-width-2xl); margin-inline: auto; padding-inline: var(--space-4); }

/* Grid system */
.grid { display: grid; gap: var(--space-6); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

/* Flex utilities */
.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-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* Main layout with sidebar */
.layout-with-sidebar {
  display: grid;
  gap: var(--space-8);
  align-items: start;
}
@media (min-width: 1024px) {
  .layout-with-sidebar { grid-template-columns: 1fr 320px; }
}

/* Section spacing */
.section { padding-block: var(--space-16); }
.section-sm { padding-block: var(--space-10); }
.section-lg { padding-block: var(--space-24); }

/* ============================================================
   6. HEADER
   ============================================================ */
#wp-header {
  /* NOT sticky — only the inner .site-header nav is sticky so the header-banner
     leaderboard ad scrolls with the page (required by Google AdX policy) */
  position: relative;
  z-index: 1000;
}

.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
  /* Only the nav bar itself is sticky, not the ad below it */
  position: sticky;
  top: 0;
  z-index: 1000;
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width-2xl);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 640px) {
  .header-inner { padding-inline: var(--space-6); }
}
@media (min-width: 1024px) {
  .header-inner { padding-inline: var(--space-8); }
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--wp-navy) 0%, var(--wp-blue) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.logo-text {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.5px;
}

.logo-text span {
  color: var(--wp-gold);
}

/* Desktop Navigation */
.main-nav {
  display: none;
  align-items: center;
  gap: var(--space-1);
}

@media (min-width: 1024px) {
  .main-nav { display: flex; }
}

.nav-link {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  text-decoration: none;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
  background-color: var(--color-bg-alt);
  text-decoration: none;
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.nav-dropdown-toggle:hover {
  color: var(--color-text);
  background-color: var(--color-bg-alt);
}

.nav-dropdown-toggle svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.nav-dropdown:hover .nav-dropdown-toggle svg {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  min-width: 220px;
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  z-index: 100;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
}

.nav-dropdown-link {
  display: block;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

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

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Mobile Menu Toggle */
.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: background-color var(--transition-fast);
}

.mobile-menu-btn:hover { background-color: var(--color-bg-alt); }

@media (min-width: 1024px) {
  .mobile-menu-btn { display: none; }
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Mobile Menu Drawer */
.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 90vw);
  background: var(--color-surface);
  z-index: 1002;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  overflow-y: auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.mobile-menu.active { transform: translateX(0); }

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu-close {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}

.mobile-menu-close:hover { background: var(--color-bg-alt); }

.mobile-nav-section h3 {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-2);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

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

/* ============================================================
   7. DARK MODE TOGGLE
   ============================================================ */
.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.theme-toggle:hover {
  background-color: var(--color-bg-alt);
  color: var(--color-text);
}

.icon-sun, .icon-moon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

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

/* ============================================================
   8. SEARCH BAR
   ============================================================ */
.search-wrapper {
  position: relative;
  max-width: 200px;
  display: none;
}

@media (min-width: 768px) {
  .search-wrapper { display: block; }
}

.search-input {
  width: 100%;
  height: 36px;
  padding: 0 var(--space-4) 0 2.5rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition: all var(--transition-fast);
  outline: none;
}

.search-input:focus {
  border-color: var(--wp-blue);
  background: var(--color-surface);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  width: 260px;
}

.search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-subtle);
  pointer-events: none;
  width: 16px;
  height: 16px;
}

.search-results {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  right: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-height: 400px;
  overflow-y: auto;
  z-index: 500;
  display: none;
}

.search-results.active { display: block; }

.search-result-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  transition: background-color var(--transition-fast);
  text-decoration: none;
  cursor: pointer;
}

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

.search-result-badge {
  font-size: var(--font-size-xs);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 2px;
}

.badge-calc  { background: rgba(37, 99, 235, 0.1); color: var(--wp-blue); }
.badge-article { background: rgba(16, 185, 129, 0.1); color: var(--wp-green); }
.badge-page  { background: rgba(124, 58, 237, 0.1); color: var(--wp-purple); }

.search-result-title {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 2px;
}

.search-result-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
}

.search-no-results {
  padding: var(--space-6) var(--space-4);
  text-align: center;
  color: var(--color-text-subtle);
  font-size: var(--font-size-sm);
}

/* ============================================================
   9. HERO SECTION
   ============================================================ */
.hero {
  background: linear-gradient(135deg, var(--wp-navy) 0%, var(--wp-navy-light) 50%, #1d4068 100%);
  color: white;
  padding-block: var(--space-16) var(--space-20);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin-inline: auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--wp-gold-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-6);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: white;
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.hero h1 span { color: var(--wp-gold); }

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: rgba(255,255,255,0.75);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-inline: auto;
  line-height: var(--line-height-loose);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

/* Calculator Hero (smaller) */
.page-hero {
  background: linear-gradient(135deg, var(--wp-navy) 0%, var(--wp-navy-light) 100%);
  color: white;
  padding-block: var(--space-12);
}

.page-hero h1 { color: white; margin-bottom: var(--space-3); }
.page-hero p  { color: rgba(255,255,255,0.75); margin-bottom: 0; }

/* ============================================================
   10. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  border: 2px solid transparent;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: linear-gradient(135deg, var(--wp-gold) 0%, var(--wp-gold-dark) 100%);
  color: var(--wp-navy-dark);
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.4);
}

.btn-secondary {
  background: transparent;
  color: white;
  border-color: rgba(255,255,255,0.4);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
}

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

.btn-outline:hover {
  background: var(--color-bg-alt);
}

.btn-navy {
  background: var(--wp-navy);
  color: white;
  border-color: var(--wp-navy);
}

.btn-navy:hover {
  background: var(--wp-navy-dark);
  border-color: var(--wp-navy-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-success {
  background: var(--wp-green);
  color: white;
  border-color: var(--wp-green);
}

.btn-success:hover {
  background: var(--wp-green-dark);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--font-size-lg);
  border-radius: var(--radius-xl);
}

.btn-xl {
  padding: 1.125rem 2.5rem;
  font-size: var(--font-size-xl);
  border-radius: var(--radius-xl);
}

.btn-block { width: 100%; }

/* ============================================================
   11. CARDS
   ============================================================ */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-sm { padding: var(--space-4); border-radius: var(--radius-lg); }
.card-lg { padding: var(--space-8); border-radius: var(--radius-2xl); }

.card-hover:hover { transform: translateY(-2px); }

/* Stat Card */
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--wp-gold), var(--wp-gold-light));
}

.stat-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-2);
}

.stat-value {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.stat-value.positive { color: var(--wp-green); }
.stat-value.negative { color: var(--wp-red); }
.stat-value.gold     { color: var(--wp-gold-dark); }
.stat-sub {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
  margin-top: var(--space-1);
}

/* Feature Card */
.feature-card {
  text-align: center;
  padding: var(--space-8) var(--space-6);
}

.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  margin-bottom: var(--space-4);
  font-size: 1.75rem;
}

.feature-card h3 { margin-bottom: var(--space-2); }
.feature-card p { font-size: var(--font-size-sm); }

/* Calculator Card (on list page) */
.calc-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  text-decoration: none;
  color: inherit;
}

.calc-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--wp-navy) 0%, var(--wp-blue) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.calc-card h3 { font-size: var(--font-size-base); font-weight: 600; margin: 0; }
.calc-card p  { font-size: var(--font-size-sm); color: var(--color-text-subtle); margin: 0; }

.calc-card:hover {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ============================================================
   12. FORMS
   ============================================================ */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-label span {
  font-weight: 400;
  color: var(--color-text-subtle);
}

.form-control {
  width: 100%;
  height: 48px;
  padding: 0 var(--space-4);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  appearance: none;
}

.form-control:focus {
  border-color: var(--wp-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control:invalid.touched {
  border-color: var(--wp-red);
}

.form-control::placeholder { color: var(--color-text-subtle); }

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
  margin-top: var(--space-1);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--wp-red);
  margin-top: var(--space-1);
  display: none;
}

.form-control.error { border-color: var(--wp-red); }
.form-control.error + .form-error { display: block; }

/* Input with prefix/suffix */
.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-prefix,
.input-suffix {
  position: absolute;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-subtle);
  pointer-events: none;
  z-index: 1;
}

.input-prefix { left: var(--space-4); }
.input-suffix { right: var(--space-4); }

.input-group .form-control.has-prefix { padding-left: 2.25rem; }
.input-group .form-control.has-suffix { padding-right: 2.25rem; }

/* Range slider */
.form-range {
  width: 100%;
  height: 6px;
  border-radius: var(--radius-full);
  appearance: none;
  background: var(--color-border);
  outline: none;
  cursor: pointer;
}

.form-range::-webkit-slider-thumb {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--wp-navy);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}

.form-range::-webkit-slider-thumb:hover { transform: scale(1.2); }

/* ============================================================
   13. CALCULATOR LAYOUT
   ============================================================ */
.calculator-page {
  padding-top: 0;
}

.calculator-section {
  padding-block: var(--space-12);
}

.calculator-layout {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 1024px) {
  .calculator-layout { grid-template-columns: 420px 1fr; align-items: start; }
}

.calculator-form-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-card);
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
}

.calculator-results-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.calculator-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
}

.calculator-title .icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--wp-navy), var(--wp-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

/* Results placeholder */
.results-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  gap: var(--space-4);
  color: var(--color-text-subtle);
  text-align: center;
}

.results-placeholder-icon {
  font-size: 3rem;
  opacity: 0.5;
}

/* ============================================================
   14. CHARTS
   ============================================================ */
.chart-container {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-card);
}

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
  gap: var(--space-3);
}

.chart-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

canvas {
  width: 100% !important;
  border-radius: var(--radius-md);
}

/* ============================================================
   15. TABLES
   ============================================================ */
.table-container {
  overflow-x: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}

.data-table {
  width: 100%;
  font-size: var(--font-size-sm);
}

.data-table thead {
  background: var(--color-bg-alt);
}

.data-table th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: 600;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-subtle);
  white-space: nowrap;
  border-bottom: 1px solid var(--color-border);
}

.data-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text-muted);
}

.data-table tbody tr:last-child td { border-bottom: none; }

.data-table tbody tr:hover { background: var(--color-bg-alt); }

.data-table .positive { color: var(--wp-green); font-weight: 600; }
.data-table .negative { color: var(--wp-red); font-weight: 600; }
.data-table .highlight { color: var(--color-text); font-weight: 600; }
.data-table .total-row { background: var(--color-bg-alt); font-weight: 700; }
.data-table .total-row td { color: var(--color-text); border-top: 2px solid var(--color-border); }

/* ============================================================
   16. BLOG
   ============================================================ */
.blog-hero {
  background: linear-gradient(135deg, var(--wp-navy) 0%, var(--wp-navy-light) 100%);
  padding-block: var(--space-12);
  text-align: center;
}

.blog-hero h1, .blog-hero p { color: white; }

/* Blog grid */
.blog-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.blog-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.blog-card-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: linear-gradient(135deg, var(--wp-navy), var(--wp-blue));
  position: relative;
}

.blog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-img img { transform: scale(1.05); }

.blog-card-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.blog-card-content {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}

.blog-category {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--wp-blue);
  background: rgba(37, 99, 235, 0.08);
  padding: 3px 10px;
  border-radius: var(--radius-full);
}

.blog-date {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
}

.blog-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
  line-height: 1.4;
}

.blog-card h3 a {
  color: var(--color-text);
  text-decoration: none;
}

.blog-card h3 a:hover { color: var(--wp-blue); }

.blog-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  flex: 1;
  margin-bottom: var(--space-4);
}

.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-light);
}

.blog-author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.author-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--wp-navy), var(--wp-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: white;
  flex-shrink: 0;
}

.read-time {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
}

/* Featured blog post */
.blog-featured {
  display: grid;
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

@media (min-width: 768px) {
  .blog-featured { grid-template-columns: 1fr 1fr; }
}

/* Article page */
.article-layout {
  display: grid;
  gap: var(--space-10);
  align-items: start;
}

@media (min-width: 1024px) {
  .article-layout { grid-template-columns: 1fr 300px; }
}

.article-header {
  margin-bottom: var(--space-8);
}

.article-category {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--wp-blue);
  margin-bottom: var(--space-3);
}

.article-header h1 {
  margin-bottom: var(--space-4);
  line-height: 1.3;
}

.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
  color: var(--color-text-subtle);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-6);
}

.article-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.article-featured-img {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 16/7;
  background: linear-gradient(135deg, var(--wp-navy), var(--wp-blue));
  margin-bottom: var(--space-8);
  position: relative;
}

.article-featured-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-featured-img-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
}

/* Article content */
.article-content {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-loose);
  color: var(--color-text-muted);
  max-width: var(--max-width-content);
}

.article-content h2 {
  font-size: var(--font-size-2xl);
  color: var(--color-text);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-border);
}

.article-content h3 {
  font-size: var(--font-size-xl);
  color: var(--color-text);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.article-content p { margin-bottom: var(--space-5); }

.article-content ul,
.article-content ol {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-5);
}

.article-content ul li,
.article-content ol li {
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
}

.article-content blockquote {
  border-left: 4px solid var(--wp-gold);
  padding: var(--space-4) var(--space-6);
  margin: var(--space-8) 0;
  background: var(--color-bg-alt);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  font-style: italic;
  font-size: var(--font-size-lg);
}

.article-content .highlight-box {
  background: rgba(37, 99, 235, 0.05);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  margin: var(--space-6) 0;
}

.article-content .highlight-box h4 {
  color: var(--wp-blue);
  margin-bottom: var(--space-2);
}

/* Table of Contents */
.toc {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-8);
}

.toc h4 {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-4);
}

.toc ol {
  list-style: decimal;
  padding-left: var(--space-5);
  margin: 0;
}

.toc li { margin-bottom: var(--space-2); }

.toc a {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.toc a:hover { color: var(--wp-blue); text-decoration: underline; }

/* Share buttons */
.share-buttons {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-8);
}

.share-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}

.share-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: white;
}

.share-btn:hover { transform: scale(1.1); text-decoration: none; }
.share-btn.twitter  { background: #1da1f2; }
.share-btn.facebook { background: #1877f2; }
.share-btn.linkedin { background: #0a66c2; }
.share-btn.copy     { background: var(--color-text-muted); }

/* Article navigation */
.article-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.article-nav-link {
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  text-decoration: none;
  transition: all var(--transition-base);
}

.article-nav-link:hover {
  border-color: var(--wp-blue);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.article-nav-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-1);
}

.article-nav-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
}

.article-nav-link.next { text-align: right; }

/* ============================================================
   17. SIDEBAR
   ============================================================ */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
}

.sidebar-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.sidebar-widget-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-widget-header h3 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.sidebar-widget-body { padding: var(--space-4) var(--space-5); }

/* Widget list items */
.widget-list { display: flex; flex-direction: column; gap: var(--space-3); }

.widget-list-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

.widget-list-item:hover { color: var(--wp-blue); text-decoration: none; }

.widget-list-item-img {
  width: 64px;
  height: 48px;
  border-radius: var(--radius-md);
  object-fit: cover;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--wp-navy), var(--wp-blue));
}

.widget-list-item-content { flex: 1; }

.widget-list-item-title {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 2px;
}

.widget-list-item-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
}

/* Popular calc widget */
.calc-widget-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border-light);
  text-decoration: none;
  color: inherit;
}

.calc-widget-item:last-child { border-bottom: none; }
.calc-widget-item:hover { color: var(--wp-blue); text-decoration: none; }

.calc-widget-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--wp-navy), var(--wp-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.calc-widget-name {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
}

/* ============================================================
   18. FAQ SECTION
   ============================================================ */
.faq-section {
  padding-block: var(--space-12);
}

.faq-section h2 { margin-bottom: var(--space-8); }

.faq-list { display: flex; flex-direction: column; gap: var(--space-3); }

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  text-align: left;
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  gap: var(--space-4);
  transition: background-color var(--transition-fast);
}

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

.faq-question svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-text-subtle);
  transition: transform var(--transition-base);
}

.faq-item.active .faq-question svg { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer { max-height: 1000px; }

.faq-answer-inner {
  padding: 0 var(--space-6) var(--space-5);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
  font-size: var(--font-size-base);
}

/* ============================================================
   19. BREADCRUMB
   ============================================================ */
.breadcrumb {
  padding: var(--space-3) 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-sm);
  color: var(--color-text-subtle);
}

.breadcrumb-item a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-item a:hover { color: var(--wp-blue); }

.breadcrumb-item.active { color: var(--color-text); font-weight: 500; }

.breadcrumb-sep {
  color: var(--color-border);
  font-size: var(--font-size-xs);
}

/* ============================================================
   20. AD CONTAINERS
   ============================================================ */
.ad-container {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  min-height: 90px;
  overflow: hidden;
  position: relative;
}

.ad-container.ad-header    { min-height: 90px; }
.ad-container.ad-rectangle { min-height: 250px; }
.ad-container.ad-sidebar   { min-height: 250px; }
.ad-container.ad-footer    { min-height: 90px; }

.ad-label {
  position: absolute;
  top: 4px;
  right: 8px;
  font-size: 10px;
  color: var(--color-text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  pointer-events: none;
}

/* Sticky Mobile Ad */
.ad-mobile-sticky {
  position: fixed;
  bottom: calc(var(--mobile-nav-height) + var(--space-2));
  left: 50%;
  transform: translateX(-50%);
  z-index: 900;
  display: none;
  max-width: 320px;
  width: 90%;
}

@media (max-width: 767px) {
  .ad-mobile-sticky { display: flex; }
}

/* ── Reward Ad Promo Strip (homepage) ──────────────────────── */
.reward-promo-strip {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  background: linear-gradient(135deg, var(--wp-navy) 0%, #2563eb 100%);
  color: #fff;
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-8);
  box-shadow: 0 4px 24px rgba(27,58,92,.18);
}
.reward-promo-icon { font-size: 2.5rem; flex-shrink: 0; }
.reward-promo-text { flex: 1; }
.reward-promo-text h3 { color: #fff; margin-bottom: var(--space-1); font-size: 1.15rem; }
.reward-promo-text p  { color: rgba(255,255,255,.8); font-size: .9rem; margin: 0; }
.reward-promo-strip .btn-reward {
  flex-shrink: 0;
  background: var(--wp-gold);
  color: #000;
  font-weight: 700;
  border: none;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  cursor: pointer;
  font-size: .95rem;
  white-space: nowrap;
  transition: transform .15s, box-shadow .15s;
}
.reward-promo-strip .btn-reward:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(0,0,0,.2); }
#reward-unlocked-content {
  margin-top: var(--space-6);
  animation: fadeIn .4s ease;
}
@media (max-width: 640px) {
  .reward-promo-strip { flex-direction: column; text-align: center; }
}

/* ── Calculator Bonus Panel (shown after reward ad) ────────── */
.wp-calc-bonus {
  margin-top: var(--space-4);
  border-radius: var(--radius-xl);
  overflow: hidden;
  animation: fadeIn .4s ease;
}
.wp-calc-bonus-inner {
  display: flex;
  gap: var(--space-4);
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #fff;
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-xl);
}
.wp-calc-bonus-icon { font-size: 2rem; flex-shrink: 0; }
.wp-calc-bonus-inner h4 { color: #fff; margin-bottom: var(--space-2); }
.wp-calc-bonus-inner p  { color: rgba(255,255,255,.85); font-size: .9rem; margin-bottom: var(--space-3); }
.wp-calc-bonus-inner ul { margin: 0; padding-left: var(--space-5); color: rgba(255,255,255,.9); font-size: .875rem; }
.wp-calc-bonus-inner ul li { margin-bottom: var(--space-1); }
@media (max-width: 640px) {
  .wp-calc-bonus-inner { flex-direction: column; }
}

/* ── Ad slot between page sections ─────────────────────────── */
.ad-section-break {
  padding-block: var(--space-2);
  text-align: center;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   21. MOBILE BOTTOM NAVIGATION
   ============================================================ */
.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--mobile-nav-height);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 900;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.08);
  padding-bottom: env(safe-area-inset-bottom);
}

@media (min-width: 1024px) {
  .mobile-bottom-nav { display: none; }
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: var(--space-2);
  min-width: 60px;
  text-decoration: none;
  color: var(--color-text-subtle);
  transition: color var(--transition-fast);
  cursor: pointer;
}

.mobile-nav-item.active,
.mobile-nav-item:hover { color: var(--wp-navy); text-decoration: none; }

[data-theme="dark"] .mobile-nav-item.active,
[data-theme="dark"] .mobile-nav-item:hover { color: var(--wp-gold); }

.mobile-nav-item svg {
  width: 22px;
  height: 22px;
}

.mobile-nav-item span {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* Body padding for mobile nav */
body { padding-bottom: var(--mobile-nav-height); }

@media (min-width: 1024px) {
  body { padding-bottom: 0; }
}

/* ============================================================
   22. FOOTER
   ============================================================ */
.site-footer {
  background: var(--wp-navy-dark);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-16);
}

[data-theme="dark"] .site-footer {
  background: #060e1c;
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

@media (min-width: 640px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-brand h3 {
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: white;
  margin-bottom: var(--space-3);
  letter-spacing: -0.02em;
}

.footer-brand h3 span { color: var(--wp-gold); }

.footer-brand p {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-loose);
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-5);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: 700;
}

.social-link:hover {
  background: var(--wp-gold);
  color: var(--wp-navy-dark);
  text-decoration: none;
}

.footer-col h4 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.footer-links { display: flex; flex-direction: column; gap: var(--space-2); }

.footer-link {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: inline-block;
}

.footer-link:hover { color: var(--wp-gold); text-decoration: none; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-block: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.footer-copyright {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.4);
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-legal a {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-legal a:hover { color: rgba(255,255,255,0.7); }

/* ============================================================
   23. HOME PAGE SECTIONS
   ============================================================ */

/* Calculator Grid Section */
.calc-grid-section {
  padding-block: var(--space-16);
  background: var(--color-bg);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.section-header .section-tag {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--wp-gold-dark);
  background: rgba(245, 158, 11, 0.1);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.section-header h2 { margin-bottom: var(--space-3); }
.section-header p { font-size: var(--font-size-lg); max-width: 600px; margin-inline: auto; }

/* Stats banner */
.stats-banner {
  background: linear-gradient(135deg, var(--wp-navy) 0%, var(--wp-navy-light) 100%);
  padding-block: var(--space-12);
}

.stats-banner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-8);
  text-align: center;
}

.stats-banner-item h3 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  color: var(--wp-gold);
  margin-bottom: var(--space-2);
}

.stats-banner-item p {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
  margin: 0;
}

/* How It Works */
.how-it-works {
  padding-block: var(--space-16);
  background: var(--color-bg-alt);
}

.steps-grid {
  display: grid;
  gap: var(--space-8);
  counter-reset: steps;
}

@media (min-width: 768px) {
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
}

.step-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--wp-navy), var(--wp-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: white;
  flex-shrink: 0;
}

.step-item h3 { font-size: var(--font-size-lg); margin-bottom: var(--space-2); }
.step-item p  { font-size: var(--font-size-sm); color: var(--color-text-muted); }

/* CTA Banner */
.cta-banner {
  background: linear-gradient(135deg, var(--wp-navy), var(--wp-navy-light));
  padding-block: var(--space-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner h2 { color: white; margin-bottom: var(--space-4); }
.cta-banner p  { color: rgba(255,255,255,0.75); margin-bottom: var(--space-8); font-size: var(--font-size-lg); max-width: 600px; margin-inline: auto; }

/* ============================================================
   24. UTILITY PAGES (Privacy, Terms, etc.)
   ============================================================ */
.legal-content {
  max-width: var(--max-width-content);
  margin-inline: auto;
}

.legal-content h2 {
  font-size: var(--font-size-xl);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  color: var(--color-text);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-border);
}

.legal-content h3 {
  font-size: var(--font-size-lg);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.legal-content p { margin-bottom: var(--space-4); }

.legal-content ul {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.legal-content ul li { margin-bottom: var(--space-2); color: var(--color-text-muted); }

/* Contact */
.contact-grid {
  display: grid;
  gap: var(--space-10);
}

@media (min-width: 768px) {
  .contact-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   25. EDUCATIONAL CONTENT SECTION
   ============================================================ */
.education-section {
  background: var(--color-bg-alt);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  margin-top: var(--space-8);
}

.education-section h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

.education-section h3 {
  font-size: var(--font-size-xl);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
  color: var(--color-text);
}

.education-section p {
  line-height: var(--line-height-loose);
  margin-bottom: var(--space-4);
}

.education-section ul {
  list-style: disc;
  padding-left: var(--space-6);
  margin-bottom: var(--space-4);
}

.education-section ul li {
  margin-bottom: var(--space-2);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
}

/* Info box */
.info-box {
  background: rgba(37, 99, 235, 0.05);
  border-left: 4px solid var(--wp-blue);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: var(--space-4) var(--space-5);
  margin: var(--space-6) 0;
}

.info-box h4 {
  color: var(--wp-blue);
  font-size: var(--font-size-base);
  margin-bottom: var(--space-2);
}

.warning-box {
  background: rgba(245, 158, 11, 0.08);
  border-left: 4px solid var(--wp-gold);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: var(--space-4) var(--space-5);
  margin: var(--space-6) 0;
}

.warning-box h4 { color: var(--wp-gold-dark); margin-bottom: var(--space-2); }

.success-box {
  background: rgba(16, 185, 129, 0.08);
  border-left: 4px solid var(--wp-green);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: var(--space-4) var(--space-5);
  margin: var(--space-6) 0;
}

.success-box h4 { color: var(--wp-green-dark); margin-bottom: var(--space-2); }

/* ============================================================
   26. SITEMAP PAGE
   ============================================================ */
.sitemap-grid {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.sitemap-category h3 {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--wp-navy);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--wp-gold);
  margin-bottom: var(--space-4);
}

[data-theme="dark"] .sitemap-category h3 { color: var(--wp-gold); }

.sitemap-links { display: flex; flex-direction: column; gap: var(--space-2); }

.sitemap-link {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--transition-fast);
}

.sitemap-link:hover { color: var(--wp-blue); text-decoration: none; }
.sitemap-link::before { content: '→'; font-size: var(--font-size-xs); opacity: 0.5; }

/* ============================================================
   27. 404 PAGE
   ============================================================ */
.error-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-code {
  font-size: clamp(5rem, 15vw, 10rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--wp-navy), var(--wp-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-4);
}

[data-theme="dark"] .error-code {
  background: linear-gradient(135deg, var(--wp-gold), var(--wp-gold-light));
  -webkit-background-clip: text;
  background-clip: text;
}

/* ============================================================
   28. TAGS & BADGES
   ============================================================ */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

.tag-blue   { background: rgba(37, 99, 235, 0.1);  color: var(--wp-blue); }
.tag-gold   { background: rgba(245, 158, 11, 0.1); color: var(--wp-gold-dark); }
.tag-green  { background: rgba(16, 185, 129, 0.1); color: var(--wp-green-dark); }
.tag-red    { background: rgba(239, 68, 68, 0.1);  color: var(--wp-red-dark); }
.tag-navy   { background: var(--wp-navy);           color: white; }

/* ============================================================
   29. ANIMATIONS
   ============================================================ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes pulse-ring {
  0%   { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(245,158,11,0.4); }
  70%  { transform: scale(1);    box-shadow: 0 0 0 10px rgba(245,158,11,0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(245,158,11,0); }
}

.animate-fade-in  { animation: fadeIn var(--transition-slow) ease both; }
.animate-slide-in { animation: slideInRight var(--transition-slow) ease both; }
.animate-pulse    { animation: pulse-ring 2s infinite; }

/* Stagger children */
.stagger-children > * { opacity: 0; }
.stagger-children.in-view > *:nth-child(1) { animation: fadeIn 0.5s ease 0.05s both; }
.stagger-children.in-view > *:nth-child(2) { animation: fadeIn 0.5s ease 0.15s both; }
.stagger-children.in-view > *:nth-child(3) { animation: fadeIn 0.5s ease 0.25s both; }
.stagger-children.in-view > *:nth-child(4) { animation: fadeIn 0.5s ease 0.35s both; }
.stagger-children.in-view > *:nth-child(5) { animation: fadeIn 0.5s ease 0.45s both; }
.stagger-children.in-view > *:nth-child(6) { animation: fadeIn 0.5s ease 0.55s both; }

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   30. UTILITIES
   ============================================================ */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-left   { text-align: left; }
.text-xs   { font-size: var(--font-size-xs); }
.text-sm   { font-size: var(--font-size-sm); }
.text-lg   { font-size: var(--font-size-lg); }
.text-xl   { font-size: var(--font-size-xl); }
.text-muted  { color: var(--color-text-muted); }
.text-subtle { color: var(--color-text-subtle); }
.text-gold   { color: var(--wp-gold-dark); }
.text-green  { color: var(--wp-green); }
.text-red    { color: var(--wp-red); }
.text-navy   { color: var(--wp-navy); }
.font-bold   { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }
.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mt-8  { margin-top: var(--space-8); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }
.mx-auto { margin-inline: auto; }
.hidden { display: none !important; }
.show   { display: block !important; }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}
.separator {
  height: 1px;
  background: var(--color-border);
  margin-block: var(--space-6);
}

/* ============================================================
   31. PRINT STYLES
   ============================================================ */
@media print {
  .site-header,
  .mobile-bottom-nav,
  .site-footer,
  .ad-container,
  .sidebar { display: none !important; }

  body { padding-bottom: 0; }
  .article-content { font-size: 12pt; }
}

/* ============================================================
   32. RESPONSIVE ADJUSTMENTS
   ============================================================ */
@media (max-width: 767px) {
  .hide-mobile  { display: none !important; }
  .section { padding-block: var(--space-10); }
  .section-lg  { padding-block: var(--space-16); }
  .calculator-form-panel { position: static; }
}

@media (min-width: 768px) {
  .hide-desktop { display: none !important; }
}

@media (min-width: 1024px) {
  .sidebar { display: flex; }
}

/* ============================================================
   33. BLOG TWO-COLUMN LAYOUT
   ============================================================ */

/* Two-column layout used by blog.html and all article pages */
.blog-layout {
  display: grid;
  gap: var(--space-8);
  align-items: start;
}

@media (min-width: 1024px) {
  .blog-layout { grid-template-columns: 1fr 300px; }
}

/* Prevent grid-cell blowout — critical for containing wide content */
.blog-main,
.blog-sidebar {
  min-width: 0;
}

.blog-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

@media (min-width: 1024px) {
  .blog-sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--space-4));
    max-height: calc(100vh - var(--header-height) - var(--space-8));
    overflow-y: auto;
    scrollbar-width: none;
  }
  .blog-sidebar::-webkit-scrollbar { display: none; }
}

/* On mobile, sidebar falls below the article */
@media (max-width: 1023px) {
  .blog-sidebar { order: 2; }
}

/* ── Sidebar widget title ── */
.sidebar-title {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-subtle);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-4);
  border-bottom: 2px solid var(--wp-gold);
}

/* ============================================================
   34. ARTICLE PAGE STYLES
   ============================================================ */

/* Reading progress bar (fixed top) */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--wp-gold), var(--wp-blue));
  z-index: 9999;
  pointer-events: none;
  transition: width 0.1s linear;
}

/* Category badge above article title */
.article-category-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--wp-blue);
  background: rgba(37, 99, 235, 0.08);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

[data-theme="dark"] .article-category-badge {
  background: rgba(96, 165, 250, 0.12);
  color: #93c5fd;
}

/* Article H1 */
.article-title {
  font-size: clamp(1.5rem, 5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: var(--space-5);
}

/* Author name row */
.article-author {
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.4;
}

/* Date + read time */
.article-date-read {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
}

/* Large emoji hero image */
.article-hero-emoji {
  display: block;
  font-size: 3.5rem;
  text-align: center;
  line-height: 1;
  margin: var(--space-8) 0;
}

/* Opening summary paragraph */
.article-lead {
  font-size: var(--font-size-lg);
  line-height: 1.85;
  color: var(--color-text-muted);
  padding: var(--space-4) var(--space-5);
  border-left: 4px solid var(--wp-gold);
  background: rgba(245, 158, 11, 0.04);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  margin: var(--space-6) 0;
}

[data-theme="dark"] .article-lead {
  background: rgba(245, 158, 11, 0.07);
}

/* Tag cloud */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.article-tags .tag {
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 500;
}

/* In-article CTA box */
.cta-box {
  background: rgba(27, 58, 92, 0.04);
  border: 1px solid rgba(27, 58, 92, 0.14);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin: var(--space-8) 0;
  text-align: center;
}

[data-theme="dark"] .cta-box {
  background: rgba(74, 158, 196, 0.06);
  border-color: rgba(74, 158, 196, 0.2);
}

.cta-box h3 {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-xl);
}

.cta-box p {
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
}

/* ── Share buttons (text labels, not icon-only) ── */
.share-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-5) 0;
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-8);
}

.share-buttons > span {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  margin-right: var(--space-1);
}

/* Override the 40×40 icon-button definition higher in the file */
.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 700;
  cursor: pointer;
  border: none;
  color: #fff;
  width: auto;          /* override fixed 40px */
  height: auto;         /* override fixed 40px */
  line-height: 1.4;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.share-btn[data-platform="twitter"]  { background: #000; }
.share-btn[data-platform="facebook"] { background: #1877f2; }
.share-btn[data-platform="linkedin"] { background: #0a66c2; }
.share-btn[data-platform="copy"]     { background: var(--color-text-muted); }
.share-btn:hover { opacity: 0.82; transform: translateY(-1px); }

/* ============================================================
   35. CHART & CALCULATOR OVERFLOW FIXES
   ============================================================ */

/* Grid children must not blow out past their track */
.calculator-results-panel,
.blog-main,
.article-content {
  min-width: 0;
}

/* Contain chart canvas inside its wrapper */
.chart-container {
  overflow: hidden;
  max-width: 100%;
}

/* Canvas: responsive width, never wider than container */
canvas {
  display: block;
  max-width: 100% !important;
}

/* Images, video, iframes contained */
img, video, iframe, embed, object, svg {
  max-width: 100%;
}

/* ============================================================
   36. MOBILE RESPONSIVE OVERRIDES  (≤767px)
   ============================================================ */
@media (max-width: 767px) {

  /* ── Calculator layout ── */
  .calculator-form-panel {
    padding: var(--space-5);
    border-radius: var(--radius-xl);
    position: static;         /* Remove sticky on mobile */
  }

  .calculator-page-header {
    padding: var(--space-8) 0 var(--space-5);
  }

  .calculator-page-header h1 {
    font-size: var(--font-size-2xl);
  }

  /* Reduce chart canvas height on mobile to stay compact */
  .chart-container canvas {
    height: 200px !important;
  }

  /* ── Stats grid ── */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .stat-card  { padding: var(--space-4); }
  .stat-value { font-size: var(--font-size-xl); }

  /* ── Article ── */
  .article-title { font-size: 1.5rem; }
  .article-lead  { font-size: var(--font-size-base); padding: var(--space-3) var(--space-4); }

  /* ── Blog sidebar below article ── */
  .blog-sidebar { order: 2; }

  /* ── Section padding ── */
  .section    { padding-block: var(--space-10); }
  .section-lg { padding-block: var(--space-12); }

  /* ── Education / FAQ boxes ── */
  .education-section,
  .faq-section {
    padding: var(--space-5);
    border-radius: var(--radius-xl);
  }

  .faq-question { padding: var(--space-4); font-size: var(--font-size-base); }
  .faq-answer-inner { padding: 0 var(--space-4) var(--space-4); }

  /* ── Debt payoff card grid (inline style override) ── */
  .debt-grid { grid-template-columns: 1fr !important; }

  /* ── Force any hardcoded 2/3-col grids to single column ── */
  .grid-2 { grid-template-columns: 1fr !important; }
  .grid-3 { grid-template-columns: 1fr !important; }
  .grid-4 { grid-template-columns: 1fr 1fr !important; }

  /* ── Result rows ── */
  .result-row {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  /* ── Table overflow ── */
  .amortization-table-wrapper,
  .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    max-width: 100%;
  }

  /* ── Word breaking for long values ── */
  .calculator-results-panel,
  .article-content,
  .blog-main {
    word-break: break-word;
    overflow-wrap: break-word;
  }
}

/* ============================================================
   37. VERY SMALL SCREENS  (≤374px)
   ============================================================ */
@media (max-width: 374px) {
  .container { padding-inline: var(--space-4); }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
  }
  .stat-value { font-size: 1rem; }
  .calculator-form-panel { padding: var(--space-4); }
  .btn { padding: 8px 14px; font-size: 0.82rem; }
  .article-title { font-size: 1.35rem; }
  .share-btn { padding: 5px 12px; font-size: 0.7rem; }
}