/* ===================================================================
   MatchThatPaint.com — Design System
   Philosophy: Clean, bright, trustworthy. Let the COLORS be the hero.
   =================================================================== */

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

:root {
  /* Primary palette */
  --color-primary: #4A7C59;
  --color-primary-dark: #3A6347;
  --color-primary-light: #E8F0EB;
  --color-secondary: #D4A853;
  --color-secondary-light: #F5EDD8;

  /* Backgrounds */
  --color-bg: #FFFFFF;
  --color-surface: #F8F8F6;
  --color-surface-alt: #F2F1ED;

  /* Text */
  --color-text: #2D3436;
  --color-text-light: #636E72;
  --color-text-lighter: #9BA3A8;

  /* Match confidence */
  --color-match-excellent: #27AE60;
  --color-match-excellent-bg: #E8F8EF;
  --color-match-good: #F2994A;
  --color-match-good-bg: #FEF3E7;
  --color-match-approximate: #EB5757;
  --color-match-approximate-bg: #FDECEC;

  /* Borders & shadows */
  --color-border: #E8E7E3;
  --color-border-light: #F0EFEB;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);

  /* Footer */
  --color-footer-bg: #2D3436;
  --color-footer-text: #B8BFC2;

  /* Brand accent colors */
  --brand-bm: #C41230;
  --brand-sw: #0033A0;
  --brand-behr: #E87722;
  --brand-fb: #2C3E50;
  --brand-valspar: #00843D;
  --brand-ppg: #003087;

  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 50px;

  /* Transition */
  --transition: 0.2s ease;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Nunito Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 400;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
}

h1 { font-size: 2.25rem; margin-bottom: var(--space-lg); }
h2 { font-size: 1.625rem; margin-bottom: var(--space-md); }
h3 { font-size: 1.25rem; margin-bottom: var(--space-sm); }
h4 { font-size: 1.1rem; margin-bottom: var(--space-sm); }

p { margin-bottom: var(--space-md); }

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

code, .mono {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.9em;
  background: var(--color-surface);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
}

/* --- Layout --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container-narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-3xl) 0;
}

.section-alt {
  background: var(--color-surface);
  padding: var(--space-3xl) 0;
}

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 0.75rem 1.5rem;
  z-index: 1000;
  font-weight: 600;
  border-radius: 0 0 var(--radius-md) 0;
}
.skip-link:focus { top: 0; color: #fff; }

/* --- Focus States --- */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}
:focus:not(:focus-visible) { outline: none; }

/* --- Navigation --- */
.site-header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  padding-bottom: var(--space-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.2rem;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 400;
}
.logo strong { font-weight: 800; }
.logo:hover { color: var(--color-primary); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}

.nav-links a {
  color: var(--color-text-light);
  font-weight: 600;
  font-size: 0.9rem;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--color-primary); }

.nav-cta {
  background: var(--color-primary) !important;
  color: #fff !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-pill);
  border-bottom: 3px solid var(--color-primary-dark);
}
.nav-cta:hover {
  background: var(--color-primary-dark) !important;
}

/* --- Breadcrumbs --- */
.breadcrumb {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
  padding: var(--space-sm) 0;
}
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: var(--space-xs);
  font-size: 0.85rem;
  color: var(--color-text-light);
}
.breadcrumb li:not(:last-child)::after {
  content: "›";
  margin-left: var(--space-xs);
  color: var(--color-text-lighter);
}
.breadcrumb a { color: var(--color-text-light); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span { color: var(--color-text); font-weight: 600; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 1rem;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-bottom: 3px solid var(--color-primary-dark);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 2px solid var(--color-border);
}
.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
}

/* --- Cards --- */
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

/* --- Color Swatch --- */
.swatch {
  border-radius: var(--radius-md);
  aspect-ratio: 1;
  border: 1px solid var(--color-border);
  position: relative;
}

.swatch-lg {
  width: 100%;
  max-width: 200px;
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.swatch-sm {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  flex-shrink: 0;
}

.swatch-inline {
  display: inline-block;
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  vertical-align: middle;
  margin-right: 4px;
}

/* --- Color Card --- */
.color-card {
  display: block;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  text-decoration: none;
  color: var(--color-text);
}
.color-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  color: var(--color-text);
}

.color-card-swatch {
  width: 100%;
  aspect-ratio: 4/3;
  border-bottom: 1px solid var(--color-border);
}

.color-card-info {
  padding: var(--space-md);
}

.color-card-name {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 2px;
}

.color-card-meta {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.color-card-code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.8rem;
  color: var(--color-text-lighter);
}

/* --- Match Result Card --- */
.match-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-xl);
  align-items: start;
  transition: all var(--transition);
}
.match-card:hover {
  box-shadow: var(--shadow-md);
}

.match-swatches {
  display: flex;
  gap: 2px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.match-swatch-source,
.match-swatch-target {
  width: 60px;
  height: 80px;
}

.match-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.match-name {
  font-weight: 700;
  font-size: 1.1rem;
}

.match-code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.match-notes {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.55;
}

/* --- Confidence Badge --- */
.confidence-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 700;
}

.confidence-excellent {
  background: var(--color-match-excellent-bg);
  color: var(--color-match-excellent);
}
.confidence-good {
  background: var(--color-match-good-bg);
  color: var(--color-match-good);
}
.confidence-approximate {
  background: var(--color-match-approximate-bg);
  color: var(--color-match-approximate);
}

/* --- LRV Bar --- */
.lrv-bar-container {
  margin: var(--space-md) 0;
}

.lrv-bar {
  position: relative;
  height: 12px;
  background: linear-gradient(to right, #1a1a1a, #ffffff);
  border-radius: 6px;
  border: 1px solid var(--color-border);
}

.lrv-marker {
  position: absolute;
  top: -4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 3px solid var(--color-primary);
  background: var(--color-bg);
  transform: translateX(-50%);
  box-shadow: var(--shadow-sm);
}

.lrv-label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-top: var(--space-xs);
  display: flex;
  justify-content: space-between;
}

/* --- Brand Badge --- */
.brand-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.brand-benjamin-moore { background: var(--brand-bm); }
.brand-sherwin-williams { background: var(--brand-sw); }
.brand-behr { background: var(--brand-behr); }
.brand-farrow-ball { background: var(--brand-fb); }
.brand-valspar { background: var(--brand-valspar); }
.brand-ppg { background: var(--brand-ppg); }

/* --- Undertone Dot --- */
.undertone-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  margin-right: 4px;
  vertical-align: middle;
}

/* --- Color Grid --- */
.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-lg);
}

/* --- Comparison Layout --- */
.compare-side-by-side {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: var(--space-xl) 0;
  border: 1px solid var(--color-border);
}

.compare-swatch {
  aspect-ratio: 16/9;
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
}

.compare-label {
  background: rgba(255,255,255,0.9);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  backdrop-filter: blur(4px);
}

/* --- Data Table --- */
.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: var(--space-lg) 0;
}

.data-table th {
  background: var(--color-surface);
  font-weight: 700;
  font-size: 0.85rem;
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.data-table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.95rem;
}

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

/* --- Hero Section --- */
.hero {
  background: var(--color-surface);
  padding: var(--space-4xl) 0;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  max-width: 700px;
  margin: 0 auto var(--space-md);
}

.hero .subtitle {
  font-size: 1.15rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

/* --- Search Box --- */
.search-box {
  max-width: 640px;
  margin: 0 auto;
  position: relative;
}

.search-input-wrap {
  display: flex;
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-pill);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: border-color var(--transition);
}

.search-input-wrap:focus-within {
  border-color: var(--color-primary);
}

.search-input {
  flex: 1;
  padding: 1rem 1.5rem;
  border: none;
  font-size: 1.05rem;
  font-family: inherit;
  background: transparent;
  color: var(--color-text);
}
.search-input::placeholder { color: var(--color-text-lighter); }
.search-input:focus { outline: none; }

.search-btn {
  padding: 1rem 2rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  font-weight: 700;
  font-family: inherit;
  font-size: 1rem;
  cursor: pointer;
  transition: background var(--transition);
}
.search-btn:hover { background: var(--color-primary-dark); }

/* Search autocomplete dropdown */
.search-results {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 360px;
  overflow-y: auto;
  display: none;
  z-index: 50;
}
.search-results.active { display: block; }

.search-result-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  cursor: pointer;
  transition: background var(--transition);
  text-decoration: none;
  color: var(--color-text);
}
.search-result-item:hover,
.search-result-item.active {
  background: var(--color-surface);
}

.search-result-color-name {
  font-weight: 600;
}
.search-result-brand {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* --- Info Block --- */
.info-block {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin: var(--space-lg) 0;
}

.info-block h3 {
  margin-bottom: var(--space-sm);
}

/* --- Mascot Tip --- */
.mascot-tip {
  background: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

.mascot-tip-label {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: var(--space-xs);
}

/* --- Brand Hub Filter --- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  padding: var(--space-md);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
}

.filter-btn {
  padding: 0.4rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  font-size: 0.85rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--transition);
  color: var(--color-text-light);
}
.filter-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.filter-btn.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* --- Page Header (Color Profile, Match) --- */
.page-header {
  padding: var(--space-2xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.page-header-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-xl);
  align-items: start;
}

/* --- Stats Row --- */
.stats-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin: var(--space-md) 0;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-lighter);
  margin-bottom: 2px;
}

.stat-value {
  font-weight: 700;
  font-size: 1rem;
}

/* --- Monitor Disclaimer --- */
.monitor-disclaimer {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  font-size: 0.8rem;
  color: var(--color-text-light);
  margin: var(--space-lg) 0;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.monitor-disclaimer svg {
  flex-shrink: 0;
}

/* --- FAQ Section --- */
.faq-section {
  margin: var(--space-2xl) 0;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  overflow: hidden;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg);
  border: none;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  color: var(--color-text);
  transition: background var(--transition);
}
.faq-question:hover { background: var(--color-surface); }
.faq-question::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform var(--transition);
}
.faq-question[aria-expanded="true"]::after {
  content: "−";
}

.faq-answer {
  display: none;
  padding: 0 var(--space-lg) var(--space-lg);
  line-height: 1.7;
  color: var(--color-text-light);
}
.faq-answer.open { display: block; }

/* --- Tags / Chips --- */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.tag {
  padding: 0.25rem 0.75rem;
  background: var(--color-surface);
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  color: var(--color-text-light);
  font-weight: 600;
}

/* --- Footer --- */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.1rem;
  color: #fff;
  text-decoration: none;
  margin-bottom: var(--space-sm);
}
.footer-logo strong { font-weight: 800; }

.footer-tagline {
  font-size: 0.9rem;
  color: var(--color-footer-text);
  margin-bottom: 0;
}

.footer-links h3 {
  color: #fff;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: var(--space-sm); }
.footer-links a {
  color: var(--color-footer-text);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-lg);
  font-size: 0.8rem;
  text-align: center;
}

.footer-disclaimer {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
  margin-top: var(--space-sm);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-light { color: var(--color-text-light); }
.text-sm { font-size: 0.875rem; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* --- Popular Brands Row (homepage) --- */
.brand-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.brand-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
  transition: all var(--transition);
  text-decoration: none;
}
.brand-link:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
  color: var(--color-primary);
}

/* --- How It Works Section --- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin: var(--space-xl) 0;
}

.step {
  text-align: center;
  padding: var(--space-xl);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  font-weight: 800;
  font-size: 1.25rem;
  margin-bottom: var(--space-md);
}

.step h3 { font-size: 1.1rem; }

.step p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* --- Popular Colors Section --- */
.popular-section {
  padding: var(--space-3xl) 0;
}

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-xl);
}

.section-header a {
  font-size: 0.9rem;
  font-weight: 600;
}

/* --- Trust Bar --- */
.trust-bar {
  display: flex;
  justify-content: center;
  gap: var(--space-2xl);
  padding: var(--space-lg) 0;
  font-size: 0.85rem;
  color: var(--color-text-light);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-2xl);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
}

/* --- Mobile Responsive --- */
@media (max-width: 768px) {
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.375rem; }

  .hero { padding: var(--space-2xl) 0; }
  .hero h1 { font-size: 2rem; }
  .section { padding: var(--space-2xl) 0; }

  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md) var(--space-lg);
    box-shadow: var(--shadow-md);
    gap: var(--space-sm);
  }
  .nav-links.open {
    display: flex;
  }
  .nav-cta {
    text-align: center;
    margin-top: var(--space-sm);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .color-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }

  .steps {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .page-header-inner {
    grid-template-columns: 1fr;
  }

  .match-card {
    grid-template-columns: 1fr;
  }

  .compare-side-by-side {
    grid-template-columns: 1fr;
  }

  .stats-row {
    gap: var(--space-md);
  }

  .trust-bar {
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
  }

  .search-input-wrap {
    flex-direction: column;
    border-radius: var(--radius-lg);
  }
  .search-input { padding: 0.75rem 1rem; }
  .search-btn {
    border-top: 1px solid var(--color-border);
    padding: 0.75rem;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  }

  .brand-row { gap: var(--space-sm); }
  .brand-link { font-size: 0.8rem; padding: var(--space-xs) var(--space-md); }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .color-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }
}