/* ==========================================================================
   SmartGearPick.com - Modern Design System & Stylesheet
   Version: 3.0 (Full-Width 1280px Premium Editorial Design)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties (Theme & Variables)
   -------------------------------------------------------------------------- */
:root {
  /* Brand Colors */
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --primary-border: #bfdbfe;
  
  --accent: #0284c7;
  --accent-light: #e0f2fe;
  --accent-dark: #0369a1;
  
  --amazon-orange: #f59e0b;
  --amazon-orange-hover: #d97706;
  --amazon-orange-dark: #b45309;

  --success: #10b981;
  --success-bg: #ecfdf5;
  --success-border: #a7f3d0;
  
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --warning-border: #fde68a;
  
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --danger-border: #fecaca;

  /* Neutral Light Palette */
  --bg-main: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-alt: #e2e8f0;
  
  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-inverted: #ffffff;
  
  --border-light: #e2e8f0;
  --border-subtle: #cbd5e1;
  --border-focus: #3b82f6;

  /* Category & Content Badges */
  --badge-review: #4338ca;
  --badge-review-bg: #e0e7ff;
  --badge-guide: #0369a1;
  --badge-guide-bg: #e0f2fe;
  --badge-comparison: #c026d3;
  --badge-comparison-bg: #fae8ff;
  --badge-edu: #047857;
  --badge-edu-bg: #d1fae5;

  /* Dark Navy Footer Palette */
  --footer-bg: #090e1a;
  --footer-surface: #111827;
  --footer-text-primary: #f8fafc;
  --footer-text-secondary: #94a3b8;
  --footer-text-muted: #64748b;
  --footer-border: #1e293b;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, Monaco, monospace;

  /* Layout & Spacing */
  --container-max: 1280px;
  --container-narrow: 840px;
  --prose-max: 740px;
  --header-height: 74px;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06), 0 1px 2px 0 rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
  --shadow-card: 0 2px 10px -2px rgba(15, 23, 42, 0.06);

  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Theme Overrides */
[data-theme="dark"] {
  --bg-main: #0b0f19;
  --bg-surface: #111827;
  --bg-surface-elevated: #1f2937;
  --bg-subtle: #1a2234;
  --bg-alt: #334155;

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;

  --border-light: #1f2937;
  --border-subtle: #374151;
  
  --primary-light: #1e3a8a;
  --primary-border: #2563eb;
  
  --success-bg: #064e3b;
  --success-border: #059669;
  --danger-bg: #7f1d1d;
  --danger-border: #dc2626;

  --badge-review-bg: #312e81;
  --badge-review: #c7d2fe;
  --badge-guide-bg: #0c4a6e;
  --badge-guide: #bae6fd;
  --badge-comparison-bg: #701a75;
  --badge-comparison: #f5d0fe;
  --badge-edu-bg: #064e3b;
  --badge-edu: #a7f3d0;

  --footer-bg: #060913;
  --footer-surface: #0b0f19;
  --footer-border: #151d2f;
  
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-card: 0 4px 14px rgba(0, 0, 0, 0.4);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.65;
  letter-spacing: -0.011em;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

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

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

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

ul, ol {
  padding-left: 1.5rem;
}

button, input, select {
  font: inherit;
}

/* --------------------------------------------------------------------------
   3. Layout & Containers (1280px Standard)
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1rem, 2.5vw, 2rem);
  padding-right: clamp(1rem, 2.5vw, 2rem);
}

.container-narrow {
  max-width: var(--container-narrow);
}

.main-content {
  flex: 1 0 auto;
  padding-bottom: 5rem;
}

/* --------------------------------------------------------------------------
   4. Header & Navigation (Sticky with Search & Full Desktop Links)
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.03);
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

[data-theme="dark"] .site-header {
  background-color: rgba(17, 24, 39, 0.96);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.3);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.brand-logo .brand-highlight {
  color: var(--primary);
}

.brand-logo .brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: linear-gradient(135deg, var(--primary), #0284c7);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.3);
}

.main-nav {
  display: none;
}

@media (min-width: 1024px) {
  .main-nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
  }
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 0.5rem 0.2rem;
  position: relative;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--primary);
  border-radius: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.icon-btn {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.icon-btn svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

.icon-btn:hover {
  background-color: var(--bg-subtle);
  color: var(--text-primary);
  border-color: var(--border-focus);
  transform: translateY(-1px);
}

.mobile-menu-btn {
  display: flex;
}

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

/* Mobile Navigation Drawer */
.mobile-nav-drawer {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--bg-surface);
  z-index: 999;
  padding: 1.5rem;
  overflow-y: auto;
  border-top: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
}

.mobile-nav-drawer.is-open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-nav-link {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid var(--border-light);
}

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

/* Search Modal Overlay */
.search-modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  align-items: flex-start;
  justify-content: center;
  padding: 5rem 1rem;
}

.search-modal-backdrop.is-active {
  display: flex;
}

.search-modal-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 600px;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.search-modal-header {
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--border-light);
}

.search-modal-input {
  width: 100%;
  border: none;
  background: transparent;
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text-primary);
  outline: none;
}

.search-modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
}

/* --------------------------------------------------------------------------
   5. FTC Affiliate Disclosure Banner
   -------------------------------------------------------------------------- */
.affiliate-disclosure-banner {
  background-color: var(--bg-subtle);
  border-bottom: 1px solid var(--border-light);
  padding: 0.5rem 0;
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
}

.affiliate-disclosure-banner a {
  color: var(--text-secondary);
  text-decoration: underline;
}

.affiliate-disclosure-banner a:hover {
  color: var(--primary);
}

/* --------------------------------------------------------------------------
   6. Content Type & Category Badges
   -------------------------------------------------------------------------- */
.card-badges {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.badge-type {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.badge-review {
  background-color: var(--badge-review-bg);
  color: var(--badge-review);
}

.badge-guide {
  background-color: var(--badge-guide-bg);
  color: var(--badge-guide);
}

.badge-comparison {
  background-color: var(--badge-comparison-bg);
  color: var(--badge-comparison);
}

.badge-edu {
  background-color: var(--badge-edu-bg);
  color: var(--badge-edu);
}

.badge-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   7. Homepage Hero Section (55% Content / 45% Visual Grid)
   -------------------------------------------------------------------------- */
.home-hero {
  padding: 3.5rem 0 4rem 0;
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-main) 100%);
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 3.5rem;
}

.home-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 992px) {
  .home-hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3.5rem;
  }
}

.hero-text-col {
  display: flex;
  flex-direction: column;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.85rem;
}

.hero-h1 {
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  font-weight: 850;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.hero-desc {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--primary);
  color: #ffffff;
  font-size: 1rem;
  font-weight: 700;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
  cursor: pointer;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(37, 99, 235, 0.35);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: var(--bg-surface);
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 700;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: var(--border-focus);
  color: var(--primary);
  transform: translateY(-2px);
}

/* 4 Trust Indicators Below Hero CTAs */
.hero-trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem 1.5rem;
  border-top: 1px solid var(--border-light);
  padding-top: 1.5rem;
}

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

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.trust-item-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  color: var(--success);
  flex-shrink: 0;
}

.trust-item-icon svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

/* Right Side: Hero Visual Area */
.hero-visual-col {
  position: relative;
}

.hero-showcase-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
  transition: transform var(--transition-normal);
}

.hero-showcase-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.hero-showcase-img {
  aspect-ratio: 16 / 10;
  background-color: var(--bg-subtle);
  overflow: hidden;
  position: relative;
}

.hero-showcase-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hero-showcase-card:hover .hero-showcase-img img {
  transform: scale(1.03);
}

.hero-showcase-overlay-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  color: #ffffff;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.hero-showcase-body {
  padding: 1.5rem;
}

.hero-showcase-title {
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.hero-showcase-title a {
  color: var(--text-primary);
}

.hero-showcase-title a:hover {
  color: var(--primary);
}

.hero-showcase-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   8. Featured Content Hierarchy (1 Large Left / 3 Compact Right)
   -------------------------------------------------------------------------- */
.featured-section {
  margin-bottom: 4rem;
}

.featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 992px) {
  .featured-grid {
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
  }
}

.featured-main-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.featured-main-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.featured-img-wrapper {
  aspect-ratio: 16 / 9;
  background-color: var(--bg-subtle);
  overflow: hidden;
  position: relative;
}

.featured-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.featured-main-card:hover .featured-img-wrapper img {
  transform: scale(1.03);
}

.featured-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.featured-title {
  font-size: clamp(1.4rem, 2vw, 1.85rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.featured-title a {
  color: var(--text-primary);
}

.featured-title a:hover {
  color: var(--primary);
}

.featured-excerpt {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.55;
  margin-bottom: 1.25rem;
  max-width: var(--prose-max);
}

.featured-meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Secondary 3-Card Stack */
.featured-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mini-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  gap: 1rem;
  align-items: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.mini-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-subtle);
}

.mini-card-thumb {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-subtle);
  flex-shrink: 0;
  overflow: hidden;
}

.mini-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mini-card-body {
  flex-grow: 1;
}

.mini-card-title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.mini-card-title a {
  color: var(--text-primary);
}

.mini-card-title a:hover {
  color: var(--primary);
}

/* --------------------------------------------------------------------------
   9. Section Headers & Global Grid Systems
   -------------------------------------------------------------------------- */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--border-light);
  padding-bottom: 0.85rem;
}

.section-title {
  font-size: clamp(1.4rem, 2.2vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.section-title-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.section-title-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
}

.section-link {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: gap var(--transition-fast);
}

.section-link:hover {
  gap: 0.45rem;
}

/* --------------------------------------------------------------------------
   10. Category Navigation Grid (Minimal Clean SVGs)
   -------------------------------------------------------------------------- */
.categories-section {
  margin-bottom: 4rem;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 640px) {
  .categories-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .categories-grid {
    grid-template-columns: repeat(6, 1fr);
    gap: 1.25rem;
  }
}

.category-tile {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  transition: all var(--transition-fast);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.category-tile:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  color: var(--primary);
}

.category-icon-svg {
  width: 32px;
  height: 32px;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.category-tile:hover .category-icon-svg {
  transform: scale(1.1);
}

.category-name {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* --------------------------------------------------------------------------
   11. Latest Buying Guides (4 Columns on Desktop)
   -------------------------------------------------------------------------- */
.guides-section {
  margin-bottom: 4.5rem;
}

.articles-grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .articles-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .articles-grid-4 {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }
}

.article-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-subtle);
}

.card-img-wrapper {
  aspect-ratio: 16 / 10;
  background-color: var(--bg-subtle);
  overflow: hidden;
  position: relative;
}

.card-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.article-card:hover .card-img-wrapper img {
  transform: scale(1.04);
}

.card-body {
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-title {
  font-size: 1.125rem;
  font-weight: 750;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
}

.card-title a {
  color: var(--text-primary);
}

.card-title a:hover {
  color: var(--primary);
}

.card-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-light);
  padding-top: 0.75rem;
}

/* --------------------------------------------------------------------------
   12. Topic Hub / Back-to-School Tech 2026 Cluster Banner
   -------------------------------------------------------------------------- */
.hub-banner-section {
  margin-bottom: 4.5rem;
}

.hub-banner {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 60%, #0284c7 100%);
  color: #ffffff;
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 3.5vw, 3rem);
  box-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.3);
  position: relative;
  overflow: hidden;
}

.hub-banner-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hub-banner-badge {
  display: inline-block;
  background-color: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(6px);
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.85rem;
}

.hub-banner-title {
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 850;
  line-height: 1.2;
  margin-bottom: 0.85rem;
  letter-spacing: -0.025em;
}

.hub-banner-desc {
  font-size: 1.05rem;
  opacity: 0.95;
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

.hub-quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.hub-pill-link {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.25);
  transition: all var(--transition-fast);
}

.hub-pill-link:hover {
  background: #ffffff;
  color: #1e3a8a;
  transform: translateY(-1px);
}

.btn-white {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: #ffffff;
  color: #1e3a8a;
  font-weight: 750;
  font-size: 0.95rem;
  padding: 0.85rem 1.65rem;
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
  background-color: #f8fafc;
  transform: translateY(-2px);
  color: #172554;
}

/* --------------------------------------------------------------------------
   13. Shop Our Top Picks (Redesigned Major Affiliate Area)
   -------------------------------------------------------------------------- */
.top-picks-section {
  background-color: var(--bg-surface);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 3.5vw, 3rem);
  margin-bottom: 4.5rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.top-picks-header {
  margin-bottom: 2.25rem;
}

.top-picks-title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 850;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.top-picks-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 750px;
  line-height: 1.55;
}

.picks-grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .picks-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .picks-grid-4 {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }
}

.pick-card {
  background-color: var(--bg-main);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.pick-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-subtle);
}

.pick-tag {
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--primary-light);
  color: var(--primary);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.85rem;
}

.pick-img {
  aspect-ratio: 1;
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
  border: 1px solid var(--border-light);
}

.pick-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.pick-card:hover .pick-img img {
  transform: scale(1.04);
}

.pick-category-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.pick-name {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

.pick-reason {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* Amazon Orange CTA Button */
.btn-amazon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  background: linear-gradient(180deg, #ff9900 0%, #f08804 100%);
  color: #0f172a;
  font-size: 0.9rem;
  font-weight: 750;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid #d97706;
  cursor: pointer;
  width: 100%;
  transition: all var(--transition-fast);
  text-decoration: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.btn-amazon:hover {
  background: linear-gradient(180deg, #f08804 0%, #df7600 100%);
  color: #000000;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12);
}

.top-picks-disclosure {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-light);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   14. Why Trust SmartGearPick? (Professional Trust Cards)
   -------------------------------------------------------------------------- */
.trust-section {
  margin-bottom: 5rem;
}

.trust-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 3rem auto;
}

.trust-main-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 850;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.trust-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.trust-grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .trust-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .trust-grid-4 {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }
}

.trust-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.trust-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-border);
}

.trust-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.trust-icon-box svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
}

.trust-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.trust-card-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   15. Substantial Dark Navy Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--footer-bg);
  color: var(--footer-text-primary);
  border-top: 1px solid var(--footer-border);
  padding: 4.5rem 0 2.5rem 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.8fr 1fr 1fr 1fr 1fr;
    gap: 2rem;
  }
}

.footer-col-brand .brand-logo {
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.footer-tagline {
  font-size: 0.9375rem;
  font-weight: 750;
  color: var(--primary-light);
  letter-spacing: 0.02em;
  margin-bottom: 0.75rem;
}

.footer-brand-desc {
  color: var(--footer-text-secondary);
  font-size: 0.875rem;
  line-height: 1.65;
  max-width: 380px;
}

.footer-heading {
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.footer-links a {
  color: var(--footer-text-secondary);
  font-size: 0.875rem;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: #ffffff;
  transform: translateX(2px);
}

.footer-legal-bar {
  border-top: 1px solid var(--footer-border);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--footer-text-muted);
  text-align: center;
}

@media (min-width: 768px) {
  .footer-legal-bar {
    flex-direction: row;
    text-align: left;
  }
}

/* --------------------------------------------------------------------------
   16. Article Detail Page Components (For Reviews & Guides)
   -------------------------------------------------------------------------- */
.article-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-light);
}

.breadcrumb-nav {
  margin-bottom: 1rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.breadcrumb-nav a {
  color: var(--text-muted);
}

.breadcrumb-nav a:hover {
  color: var(--primary);
}

.breadcrumb-separator {
  margin: 0 0.4rem;
}

.article-main-title {
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
  font-weight: 850;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.article-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.author-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--bg-subtle);
  object-fit: cover;
}

.author-name {
  font-weight: 750;
  color: var(--text-primary);
}

.article-dates {
  font-size: 0.8125rem;
}

.article-hero-img {
  aspect-ratio: 16 / 9;
  max-height: 440px;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 1.75rem 0 2rem 0;
  box-shadow: var(--shadow-md);
  background-color: var(--bg-subtle);
}

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

.methodology-box {
  background-color: var(--bg-subtle);
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.15rem 1.35rem;
  margin: 1.75rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.methodology-title {
  font-weight: 750;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* SmartGear Verdict Box */
.verdict-box {
  background-color: var(--bg-surface);
  border: 2px solid var(--primary-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin: 2.25rem 0;
  box-shadow: var(--shadow-sm);
}

.verdict-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-light);
}

.verdict-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.verdict-score {
  font-size: 1.25rem;
  font-weight: 850;
  background-color: var(--primary);
  color: #fff;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-sm);
}

.verdict-summary {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.verdict-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .verdict-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.audience-card {
  padding: 1.15rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
}

.audience-buy {
  background-color: var(--success-bg);
  border: 1px solid var(--success-border);
}

.audience-buy .audience-heading {
  color: var(--success);
  font-weight: 750;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.audience-skip {
  background-color: var(--danger-bg);
  border: 1px solid var(--danger-border);
}

.audience-skip .audience-heading {
  color: var(--danger);
  font-weight: 750;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.audience-card ul {
  padding-left: 1.2rem;
  margin: 0;
}

.audience-card li {
  margin-bottom: 0.35rem;
  color: var(--text-secondary);
}

/* Table of Contents */
.toc-container {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  margin: 2.25rem 0;
}

.toc-title {
  font-size: 1.05rem;
  font-weight: 750;
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.toc-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toc-link {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  display: inline-block;
  padding: 0.2rem 0;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.toc-link:hover, .toc-link.active {
  color: var(--primary);
  font-weight: 650;
  padding-left: 0.4rem;
}

/* Pros & Cons */
.pros-cons-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin: 2rem 0;
}

@media (min-width: 640px) {
  .pros-cons-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.pros-box, .cons-box {
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 1.35rem;
  border: 1px solid var(--border-light);
}

.pros-box { border-top: 4px solid var(--success); }
.cons-box { border-top: 4px solid var(--danger); }

.box-title {
  font-size: 1.05rem;
  font-weight: 750;
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.pros-box .box-title { color: var(--success); }
.cons-box .box-title { color: var(--danger); }

.box-list {
  list-style: none;
  padding: 0;
}

.box-list li {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 0.55rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.icon-check { color: var(--success); font-weight: bold; }
.icon-cross { color: var(--danger); font-weight: bold; }

/* Specs / Comparison Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 2.25rem 0;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9375rem;
}

.specs-table th, .specs-table td {
  padding: 0.95rem 1.15rem;
  border-bottom: 1px solid var(--border-light);
}

.specs-table th {
  background-color: var(--bg-subtle);
  font-weight: 750;
  color: var(--text-primary);
}

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

.specs-table tr:hover td {
  background-color: var(--bg-subtle);
}

/* Article Prose Typography */
.article-prose {
  font-size: 1.075rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.article-prose h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 2.5rem 0 1rem 0;
  letter-spacing: -0.025em;
}

.article-prose h3 {
  font-size: 1.3rem;
  font-weight: 750;
  color: var(--text-primary);
  margin: 2rem 0 0.85rem 0;
}

.article-prose p {
  margin-bottom: 1.35rem;
}

.article-prose ul, .article-prose ol {
  margin-bottom: 1.35rem;
}

.article-prose li {
  margin-bottom: 0.5rem;
}

/* Product Review Blocks */
.product-review-block {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 2.75rem 0;
  box-shadow: var(--shadow-sm);
}

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

.product-badge-rank {
  background-color: var(--primary);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
}

.product-name-heading {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-top: 0.35rem;
}

.product-action-bar {
  margin: 1.75rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.25rem;
  padding: 1.25rem;
  background-color: var(--bg-subtle);
  border-radius: var(--radius-md);
}

.product-price-est {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-primary);
}

/* General Affiliate Button */
.btn-affiliate {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  background: linear-gradient(180deg, #ff9900 0%, #f08804 100%);
  color: #0f172a;
  font-size: 0.9rem;
  font-weight: 750;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid #d97706;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.08);
}

.btn-affiliate:hover {
  background: linear-gradient(180deg, #f08804 0%, #df7600 100%);
  color: #000000;
  transform: translateY(-1px);
}

.btn-affiliate-icon {
  font-size: 1rem;
}

/* FAQ Accordion Section */
.faq-section {
  margin: 3.5rem 0;
}

.faq-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 0.85rem;
  background-color: var(--bg-surface);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 1.15rem 1.35rem;
  text-align: left;
  font-weight: 750;
  font-size: 1.05rem;
  background: none;
  border: none;
  color: var(--text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-answer {
  padding: 0 1.35rem 1.35rem 1.35rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Topic Cluster Internal Link Box */
.topic-cluster-box {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin: 3rem 0;
}

.cluster-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cluster-links-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .cluster-links-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.cluster-link-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background-color: var(--bg-subtle);
  transition: all var(--transition-fast);
}

.cluster-link-card:hover {
  background-color: var(--bg-surface);
  border-color: var(--primary);
  transform: translateX(4px);
}

.cluster-link-card .link-text {
  font-size: 0.9rem;
  font-weight: 650;
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   15. Category & Archive Layout System (Compact 3-Column Grid)
   -------------------------------------------------------------------------- */
.category-hero {
  padding: 2.25rem 0 2.5rem 0;
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-main) 100%);
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 3rem;
}

.category-hero-inner {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-top: 0.75rem;
}

.category-hero-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(2, 132, 199, 0.15) 100%);
  border: 1px solid rgba(37, 99, 235, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

.category-hero-icon svg {
  width: 26px;
  height: 26px;
  stroke: currentColor;
}

.category-hero-content {
  flex-grow: 1;
}

.category-hero-title {
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  font-weight: 850;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 0.4rem;
}

.category-hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 720px;
  margin: 0;
}

.category-main-section {
  margin-bottom: 4.5rem;
}

.articles-grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

@media (min-width: 640px) {
  .articles-grid-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .articles-grid-3 {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
  }
}

.compact-article-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.compact-article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-subtle);
}

.compact-card-img {
  aspect-ratio: 16 / 9;
  width: 100%;
  max-height: 220px;
  background-color: var(--bg-subtle);
  overflow: hidden;
  position: relative;
}

.compact-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.compact-article-card:hover .compact-card-img img {
  transform: scale(1.04);
}

.compact-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.compact-card-title {
  font-size: 1.125rem;
  font-weight: 750;
  line-height: 1.35;
  color: var(--text-primary);
  margin-top: 0.6rem;
  margin-bottom: 0.5rem;
}

.compact-card-title a {
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.compact-card-title a:hover {
  color: var(--primary);
}

.compact-card-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.15rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex-grow: 1;
}

.compact-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-light);
  padding-top: 0.75rem;
  margin-top: auto;
}

.compact-card-action {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: gap var(--transition-fast);
}

.compact-article-card:hover .compact-card-action {
  gap: 0.45rem;
}