/* =============================================================================
   Vitalform — Health & Fitness Blog Theme
   Science-backed fitness, no shortcuts | https://vitalform.co
   ============================================================================= */

/* =============================================================================
   1. CSS CUSTOM PROPERTIES
   ============================================================================= */
:root {
  /* Colors */
  --color-bg:             #FAFCFA;
  --color-surface:        #FFFFFF;
  --color-surface-2:      #F0F7F0;
  --color-border:         #D4E5D4;
  --color-border-strong:  #A8C9A8;
  --color-text:           #1A2E1A;
  --color-text-2:         #3D5A3D;
  --color-text-3:         #7A9A7A;
  --color-accent:         #16A34A;
  --color-accent-hover:   #15803D;
  --color-accent-light:   #F0FDF4;
  --color-ink:            #0A1F0A;
  --color-energy:         #F97316;
  --color-energy-light:   #FFF7ED;
  --color-energy-hover:   #EA6C00;

  /* Fonts */
  --font-display:  'Outfit', system-ui, sans-serif;
  --font-body:     'Lora', Georgia, 'Times New Roman', serif;
  --font-ui:       'Outfit', system-ui, sans-serif;

  /* Font sizes */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;

  /* Spacing scale */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-5:   1.25rem;
  --space-6:   1.5rem;
  --space-7:   1.75rem;
  --space-8:   2rem;
  --space-9:   2.25rem;
  --space-10:  2.5rem;
  --space-12:  3rem;
  --space-16:  4rem;
  --space-20:  5rem;
  --space-24:  6rem;
  --space-32:  8rem;

  /* Layout */
  --layout-max:       1200px;
  --layout-article:   740px;
  --layout-sidebar:   320px;
  --layout-navbar:    68px;
  --layout-gap:       var(--space-8);

  /* Border radius */
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:   0 1px 3px rgba(10, 31, 10, 0.08), 0 1px 2px rgba(10, 31, 10, 0.04);
  --shadow-md:   0 4px 12px rgba(10, 31, 10, 0.08), 0 2px 6px rgba(10, 31, 10, 0.05);
  --shadow-lg:   0 8px 24px rgba(10, 31, 10, 0.10), 0 4px 10px rgba(10, 31, 10, 0.06);
  --shadow-card: 0 2px 8px rgba(22, 163, 74, 0.08), 0 1px 3px rgba(10, 31, 10, 0.06);
  --shadow-card-hover: 0 8px 28px rgba(22, 163, 74, 0.16), 0 4px 12px rgba(10, 31, 10, 0.08);

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;
  --transition-bounce: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-ink);
}

/* =============================================================================
   3. TYPOGRAPHY BASE
   ============================================================================= */
h1 { font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl)); font-weight: 800; }
h2 { font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl)); font-weight: 700; }
h3 { font-size: clamp(var(--text-xl), 2.5vw, var(--text-3xl)); font-weight: 700; }
h4 { font-size: var(--text-xl); font-weight: 600; }
h5 { font-size: var(--text-lg); font-weight: 600; }
h6 { font-size: var(--text-base); font-weight: 600; }

p {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text-2);
}

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

/* =============================================================================
   4. LAYOUT UTILITIES
   ============================================================================= */
.container {
  width: 100%;
  max-width: var(--layout-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

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

.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.section-sm {
  padding-top: var(--space-10);
  padding-bottom: var(--space-10);
}

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

/* =============================================================================
   5. READING PROGRESS BAR
   ============================================================================= */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-energy));
  z-index: 9999;
  transition: width 0.1s linear;
}

/* =============================================================================
   6. NAVBAR
   ============================================================================= */
.navbar {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  height: var(--layout-navbar);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: var(--color-accent);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--layout-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.navbar-logo {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--color-ink);
  letter-spacing: -0.02em;
  text-decoration: none;
  flex-shrink: 0;
}

.navbar-logo:hover {
  color: var(--color-accent);
}

.navbar-logo span {
  color: var(--color-accent);
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.navbar-nav a {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.navbar-nav a:hover,
.navbar-nav a[aria-current="page"] {
  color: var(--color-accent);
  background: var(--color-accent-light);
}

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

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: none;
  border: none;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-dropdown-toggle:hover {
  color: var(--color-accent);
  background: var(--color-accent-light);
}

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

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

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity var(--transition-fast), visibility var(--transition-fast), transform var(--transition-fast);
  z-index: 100;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-menu a {
  display: block;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-dropdown-menu a:hover {
  color: var(--color-accent);
  background: var(--color-accent-light);
}

.navbar-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-accent);
  color: #FFFFFF !important;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
  margin-left: var(--space-4);
  border: 2px solid transparent;
}

.navbar-cta:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
}

/* Mobile hamburger */
.navbar-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
  background: none;
  border: none;
}

.navbar-hamburger:hover {
  background: var(--color-surface-2);
}

.navbar-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* Mobile menu checkbox trick */
#mobile-menu-toggle {
  display: none;
}

#mobile-menu-toggle:checked ~ .mobile-menu {
  transform: translateX(0);
  visibility: visible;
}

#mobile-menu-toggle:checked ~ .mobile-menu-overlay {
  opacity: 1;
  visibility: visible;
}

/* =============================================================================
   7. MOBILE MENU
   ============================================================================= */
.mobile-menu-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 31, 10, 0.5);
  z-index: 1100;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: var(--color-surface);
  box-shadow: var(--shadow-lg);
  z-index: 1200;
  transform: translateX(100%);
  visibility: hidden;
  transition: transform var(--transition-slow), visibility var(--transition-slow);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  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-sm);
  background: var(--color-surface-2);
  border: none;
  cursor: pointer;
  color: var(--color-text-2);
  transition: background var(--transition-fast);
}

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

.mobile-menu-nav {
  padding: var(--space-4) var(--space-6);
  flex: 1;
}

.mobile-menu-nav a {
  display: block;
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-2);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.mobile-menu-nav a:last-child {
  border-bottom: none;
}

.mobile-menu-nav a:hover {
  color: var(--color-accent);
}

.mobile-menu-section-title {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-4) 0 var(--space-2);
}

.mobile-menu-sub a {
  padding-left: var(--space-4);
  font-size: var(--text-sm);
}

.mobile-menu-cta {
  padding: var(--space-6);
  border-top: 1px solid var(--color-border);
}

.mobile-menu-cta a {
  display: block;
  text-align: center;
  background: var(--color-accent);
  color: #FFFFFF;
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}

.mobile-menu-cta a:hover {
  background: var(--color-accent-hover);
}

/* =============================================================================
   8. HERO
   ============================================================================= */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: var(--color-surface);
  overflow: hidden;
  position: relative;
}

.hero-inner {
  display: grid;
  grid-template-columns: 55fr 45fr;
  align-items: center;
  gap: 0;
  width: 100%;
  max-width: var(--layout-max);
  margin: 0 auto;
  min-height: 80vh;
}

.hero-content {
  padding: var(--space-16) var(--space-6) var(--space-16) var(--space-6);
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border: 1px solid var(--color-border);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  margin-bottom: var(--space-6);
}

.hero-headline em {
  font-style: normal;
  color: var(--color-accent);
}

.hero-subtext {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: 1.75;
  color: var(--color-text-2);
  margin-bottom: var(--space-8);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  height: 80vh;
  overflow: hidden;
  clip-path: polygon(8% 0, 100% 0, 100% 100%, 0 100%);
}

.hero-image-inner {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-image-gradient {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Diagonal decorative accent lines */
.hero-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 30px,
    rgba(255, 255, 255, 0.03) 30px,
    rgba(255, 255, 255, 0.03) 31px
  );
  z-index: 1;
  pointer-events: none;
}

/* =============================================================================
   9. BUTTONS
   ============================================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  text-decoration: none;
  border: 2px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  box-shadow: 0 4px 16px rgba(22, 163, 74, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-2);
  border-color: var(--color-border-strong);
}

.btn-secondary:hover {
  background: var(--color-surface-2);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-energy {
  background: var(--color-energy);
  color: #FFFFFF;
  border-color: var(--color-energy);
}

.btn-energy:hover {
  background: var(--color-energy-hover);
  border-color: var(--color-energy-hover);
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.3);
}

.btn-lg {
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-8);
}

.btn-sm {
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-4);
}

/* =============================================================================
   10. CARDS
   ============================================================================= */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}

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

.card-image {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  flex-shrink: 0;
}

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

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

.card-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-body {
  padding: var(--space-5) var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-category {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
  text-decoration: none;
  border: 1px solid rgba(22, 163, 74, 0.2);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.card-category:hover {
  background: var(--color-accent);
  color: #FFFFFF;
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-ink);
  line-height: 1.3;
  margin-bottom: var(--space-3);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

a.card-title, .card-title a {
  text-decoration: none;
}

.card-excerpt {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-text-3);
  margin-bottom: var(--space-4);
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.card-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--color-text-3);
}

.card-meta-item svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

.card-author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.card-author-avatar {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 700;
  color: #FFFFFF;
  flex-shrink: 0;
  overflow: hidden;
}

.card-author-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-author-name {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-2);
}

/* =============================================================================
   11. ARTICLE GRID
   ============================================================================= */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.articles-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

/* =============================================================================
   12. WIDE CARD
   ============================================================================= */
.card-wide {
  display: flex;
  flex-direction: row;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  box-shadow: var(--shadow-card);
}

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

.card-wide .card-image {
  width: 280px;
  min-width: 280px;
  aspect-ratio: unset;
  height: auto;
  min-height: 200px;
}

.card-wide .card-body {
  padding: var(--space-6);
  flex: 1;
}

.card-wide .card-title {
  font-size: var(--text-2xl);
}

/* =============================================================================
   13. MINI CARD
   ============================================================================= */
.card-mini {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: background var(--transition-fast);
}

.card-mini:last-child {
  border-bottom: none;
}

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

.card-mini-image {
  width: 72px;
  height: 56px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
}

.card-mini-image-placeholder {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-sm);
}

.card-mini-content {
  flex: 1;
  min-width: 0;
}

.card-mini-category {
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  display: block;
  margin-bottom: var(--space-1);
}

.card-mini-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-ink);
  line-height: 1.35;
  margin-bottom: var(--space-1);
  transition: color var(--transition-fast);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-mini-meta {
  font-family: var(--font-ui);
  font-size: 11px;
  color: var(--color-text-3);
}

/* =============================================================================
   14. CATEGORY CARD
   ============================================================================= */
.category-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: var(--space-6);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  box-shadow: var(--shadow-card);
}

.category-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--color-accent);
}

.category-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.category-card-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-ink);
}

.category-card-desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-3);
  line-height: 1.6;
}

.category-card-count {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  margin-top: auto;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

/* =============================================================================
   15. SECTION HEADERS
   ============================================================================= */
.section-header {
  margin-bottom: var(--space-10);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: var(--space-3);
  line-height: 1.15;
}

.section-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-2);
  max-width: 600px;
}

/* =============================================================================
   16. SIDEBAR
   ============================================================================= */
.page-with-sidebar {
  display: grid;
  grid-template-columns: 1fr var(--layout-sidebar);
  gap: var(--space-10);
  align-items: start;
}

.sidebar {
  position: sticky;
  top: calc(var(--layout-navbar) + var(--space-6));
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.sidebar-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.sidebar-widget-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-accent);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Search widget */
.search-form {
  display: flex;
  gap: var(--space-2);
}

.search-input {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.search-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
}

.search-btn {
  width: 38px;
  height: 38px;
  background: var(--color-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.search-btn:hover {
  background: var(--color-accent-hover);
}

.search-btn svg {
  width: 16px;
  height: 16px;
}

/* Categories widget */
.categories-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.category-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.category-item:last-child {
  border-bottom: none;
}

.category-item-name {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-2);
  transition: color var(--transition-fast);
}

.category-item:hover .category-item-name {
  color: var(--color-accent);
}

.category-item-count {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-3);
  background: var(--color-surface-2);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

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

.tag-pill {
  display: inline-flex;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-2);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.tag-pill:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* =============================================================================
   17. NEWSLETTER BAND
   ============================================================================= */
.newsletter-band {
  background: var(--color-ink);
  padding: var(--space-16) var(--space-6);
  position: relative;
  overflow: hidden;
}

/* Diagonal decoration */
.newsletter-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 40px,
    rgba(22, 163, 74, 0.04) 40px,
    rgba(22, 163, 74, 0.04) 41px
  );
  pointer-events: none;
}

.newsletter-band-inner {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.newsletter-band-label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.newsletter-band-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.2;
  margin-bottom: var(--space-4);
}

.newsletter-band-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.newsletter-form {
  display: flex;
  gap: var(--space-3);
  max-width: 480px;
  margin: 0 auto;
}

.newsletter-input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.newsletter-input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.newsletter-input:focus {
  border-color: var(--color-accent);
  background: rgba(255, 255, 255, 0.12);
}

.newsletter-form .btn-energy {
  flex-shrink: 0;
  white-space: nowrap;
}

.newsletter-privacy {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.35);
  margin-top: var(--space-3);
}

/* Newsletter inline (inside article) */
.newsletter-inline {
  background: var(--color-surface);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin: var(--space-10) 0;
  position: relative;
  overflow: hidden;
}

.newsletter-inline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-energy));
}

.newsletter-inline-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.newsletter-inline-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-3);
  margin-bottom: var(--space-5);
}

.newsletter-inline .newsletter-form {
  max-width: 100%;
}

.newsletter-inline .newsletter-input {
  background: var(--color-bg);
  border-color: var(--color-border);
  color: var(--color-text);
}

.newsletter-inline .newsletter-input::placeholder {
  color: var(--color-text-3);
}

.newsletter-inline .newsletter-input:focus {
  border-color: var(--color-accent);
  background: var(--color-surface);
}

/* Newsletter sidebar widget */
.newsletter-widget {
  background: linear-gradient(135deg, var(--color-ink) 0%, #1a3a1a 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  color: #FFFFFF;
}

.newsletter-widget-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: var(--space-2);
}

.newsletter-widget-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.newsletter-widget .newsletter-input {
  width: 100%;
  margin-bottom: var(--space-2);
  border-radius: var(--radius-md);
}

.newsletter-widget .btn-energy {
  width: 100%;
  justify-content: center;
  border-radius: var(--radius-md);
}

/* Newsletter footer mini */
.newsletter-footer-mini {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.newsletter-footer-mini .newsletter-input {
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
}

.newsletter-footer-mini .btn {
  width: 100%;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-4);
}

/* =============================================================================
   18. FOOTER
   ============================================================================= */
.footer {
  background: var(--color-ink);
  padding: var(--space-16) var(--space-6) var(--space-8);
  color: rgba(255, 255, 255, 0.7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-10);
  max-width: var(--layout-max);
  margin: 0 auto;
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand-logo {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: var(--space-3);
  display: inline-block;
  text-decoration: none;
}

.footer-brand-logo span {
  color: var(--color-accent);
}

.footer-tagline {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: var(--space-5);
  max-width: 260px;
}

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

.footer-social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.footer-social-link:hover {
  background: var(--color-accent);
  color: #FFFFFF;
}

.footer-social-link svg {
  width: 16px;
  height: 16px;
}

.footer-col-title {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #FFFFFF;
  margin-bottom: var(--space-4);
}

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

.footer-link {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-accent);
}

.footer-bottom {
  max-width: var(--layout-max);
  margin: var(--space-8) auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.copyright {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.35);
}

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

.footer-legal-links a {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.35);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* =============================================================================
   19. ARTICLE / PROSE STYLES
   ============================================================================= */
.article-header {
  margin-bottom: var(--space-8);
}

.article-category-badge {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
  text-decoration: none;
  border: 1px solid rgba(22, 163, 74, 0.2);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.article-category-badge:hover {
  background: var(--color-accent);
  color: #FFFFFF;
}

.article-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-5xl));
  font-weight: 800;
  color: var(--color-ink);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-6);
}

.article-hero-image {
  width: 100%;
  aspect-ratio: 16 / 7;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-8);
}

.article-hero-image img,
.article-hero-image-placeholder {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: flex;
  align-items: center;
  justify-content: center;
}

.prose {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.85;
  color: var(--color-text-2);
  max-width: var(--layout-article);
}

.prose p {
  font-size: 1.125rem;
  line-height: 1.85;
  color: var(--color-text-2);
  margin-bottom: var(--space-6);
}

.prose h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  line-height: 1.25;
}

.prose h3 {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
  line-height: 1.3;
}

.prose h4 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-top: var(--space-6);
  margin-bottom: var(--space-2);
}

.prose ul, .prose ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
}

.prose ul {
  list-style: disc;
}

.prose ol {
  list-style: decimal;
}

.prose li {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--color-text-2);
  margin-bottom: var(--space-2);
}

.prose blockquote {
  border-left: 4px solid var(--color-accent);
  background: var(--color-accent-light);
  padding: var(--space-5) var(--space-6);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--space-8) 0;
  font-style: italic;
  color: var(--color-text-2);
}

.prose blockquote p {
  margin-bottom: 0;
  font-size: 1.125rem;
}

.prose blockquote cite {
  display: block;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-style: normal;
  font-weight: 600;
  color: var(--color-text-3);
  margin-top: var(--space-3);
}

.prose img {
  width: 100%;
  border-radius: var(--radius-md);
  margin: var(--space-8) 0;
}

.prose a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

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

.prose strong {
  font-weight: 700;
  color: var(--color-text);
}

.prose code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.875em;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  color: var(--color-accent);
}

.prose hr {
  border: none;
  border-top: 2px solid var(--color-border);
  margin: var(--space-10) 0;
}

/* Health disclaimer callout */
.callout-warning {
  border-left: 4px solid var(--color-energy);
  background: var(--color-energy-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-5) var(--space-6);
  margin: var(--space-8) 0;
}

.callout-warning-title {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-energy);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.callout-warning p {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: #92400E;
  line-height: 1.7;
  margin-bottom: 0;
}

.callout-info {
  border-left: 4px solid var(--color-accent);
  background: var(--color-accent-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--space-5) var(--space-6);
  margin: var(--space-8) 0;
}

/* =============================================================================
   20. AUTHOR META
   ============================================================================= */
.author-meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.author-meta-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 700;
  color: #FFFFFF;
  flex-shrink: 0;
  overflow: hidden;
}

.author-meta-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-meta-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.author-meta-name {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.author-meta-name:hover {
  color: var(--color-accent);
}

.author-meta-details {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.author-meta-detail {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  color: var(--color-text-3);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.author-meta-detail svg {
  width: 12px;
  height: 12px;
}

.author-meta-separator {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-text-3);
}

/* =============================================================================
   21. AUTHOR BIO CARD
   ============================================================================= */
.author-bio-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.author-bio-avatar {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-size: var(--text-xl);
  font-weight: 700;
  color: #FFFFFF;
  flex-shrink: 0;
  overflow: hidden;
}

.author-bio-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-bio-info {
  flex: 1;
}

.author-bio-name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-1);
}

.author-bio-title {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.author-bio-text {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-text-2);
  margin-bottom: var(--space-4);
}

.author-bio-links {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.author-bio-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-3);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.author-bio-link:hover {
  color: var(--color-accent);
}

.author-bio-link svg {
  width: 14px;
  height: 14px;
}

/* =============================================================================
   22. SOCIAL SHARE
   ============================================================================= */
.social-share {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin: var(--space-8) 0;
  padding: var(--space-5) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.social-share-label {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-2);
  margin-right: var(--space-2);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  background: var(--color-surface);
  color: var(--color-text-2);
}

.share-btn:hover {
  border-color: transparent;
  color: #FFFFFF;
}

.share-btn svg {
  width: 14px;
  height: 14px;
}

.share-btn-twitter:hover  { background: #1DA1F2; }
.share-btn-facebook:hover { background: #1877F2; }
.share-btn-linkedin:hover { background: #0A66C2; }
.share-btn-pinterest:hover { background: #E60023; }
.share-btn-email:hover    { background: var(--color-accent); }

/* =============================================================================
   23. TAGS ROW
   ============================================================================= */
.tags-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin: var(--space-6) 0;
}

.tags-row-label {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-2);
}

/* =============================================================================
   24. RELATED ARTICLES
   ============================================================================= */
.related-articles {
  margin-top: var(--space-12);
  padding-top: var(--space-10);
  border-top: 2px solid var(--color-border);
}

.related-articles-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-6);
}

.related-articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

/* =============================================================================
   25. BREADCRUMB
   ============================================================================= */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.breadcrumb-item {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-text-3);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-item:hover {
  color: var(--color-accent);
}

.breadcrumb-item[aria-current="page"] {
  color: var(--color-text-2);
  font-weight: 500;
  cursor: default;
}

.breadcrumb-separator {
  color: var(--color-text-3);
  font-size: var(--text-xs);
}

/* =============================================================================
   26. PAGINATION
   ============================================================================= */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-10);
}

.pagination-item {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-2);
  text-decoration: none;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.pagination-item:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.pagination-item.active {
  background: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
}

.pagination-prev,
.pagination-next {
  width: auto;
  padding: 0 var(--space-4);
  gap: var(--space-2);
}

.pagination-ellipsis {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-text-3);
  padding: 0 var(--space-2);
  user-select: none;
}

/* =============================================================================
   27. CATEGORY FILTER BAR
   ============================================================================= */
.category-filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-2);
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
}

.filter-pill:hover {
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.filter-pill.active {
  background: var(--color-accent);
  color: #FFFFFF;
  border-color: var(--color-accent);
}

/* =============================================================================
   28. CONTACT FORM
   ============================================================================= */
.contact-page {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--space-10);
  align-items: start;
}

.contact-form-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
}

.contact-form-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-6);
}

.form-group {
  margin-bottom: var(--space-5);
}

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

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
  background: var(--color-surface);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

/* =============================================================================
   29. ABOUT PAGE
   ============================================================================= */
.about-hero {
  background: var(--color-surface-2);
  padding: var(--space-16) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.about-hero-inner {
  max-width: var(--layout-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-mission {
  padding: var(--space-16) 0;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-8);
}

.value-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.value-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.value-icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
}

.value-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-2);
}

.value-desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-3);
  line-height: 1.65;
}

/* =============================================================================
   30. LEGAL PAGE
   ============================================================================= */
.legal-page {
  max-width: var(--layout-article);
  margin: 0 auto;
  padding: var(--space-10) var(--space-6);
}

.legal-header {
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: 2px solid var(--color-border);
}

.legal-title {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: var(--space-3);
}

.legal-meta {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-text-3);
}

/* =============================================================================
   31. 404 PAGE
   ============================================================================= */
.page-404 {
  text-align: center;
  padding: var(--space-24) var(--space-6);
}

.page-404-number {
  font-family: var(--font-display);
  font-size: clamp(6rem, 20vw, 10rem);
  font-weight: 800;
  color: var(--color-surface-2);
  line-height: 1;
  margin-bottom: var(--space-4);
  position: relative;
}

.page-404-number::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  color: var(--color-accent);
  opacity: 0.15;
}

.page-404-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-4);
}

.page-404-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-2);
  margin-bottom: var(--space-8);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.page-404-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-16);
}

/* =============================================================================
   32. CATEGORY PAGE HEADER
   ============================================================================= */
.category-header {
  background: var(--color-surface-2);
  padding: var(--space-12) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-10);
}

.category-header-inner {
  max-width: var(--layout-max);
  margin: 0 auto;
}

.category-header-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border: 1px solid rgba(22, 163, 74, 0.2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.category-header-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  font-weight: 800;
  color: var(--color-ink);
  margin-bottom: var(--space-4);
}

.category-header-desc {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-2);
  max-width: 600px;
  line-height: 1.75;
  margin-bottom: var(--space-4);
}

.category-header-count {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-text-3);
}

/* =============================================================================
   33. FAQ SECTION
   ============================================================================= */
.faq-section {
  margin-top: var(--space-10);
}

.faq-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-6);
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  background: var(--color-surface);
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-ink);
  text-align: left;
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: var(--color-surface-2);
}

.faq-question svg {
  width: 20px;
  height: 20px;
  color: var(--color-text-3);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

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

.faq-answer {
  padding: 0 var(--space-6) var(--space-5);
  background: var(--color-surface);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-text-2);
}

/* =============================================================================
   34. TEAM SECTION
   ============================================================================= */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.team-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  margin: 0 auto var(--space-4);
  background: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  font-size: var(--text-xl);
  font-weight: 700;
  color: #FFFFFF;
}

.team-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-ink);
  margin-bottom: var(--space-1);
}

.team-role {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: var(--space-3);
}

.team-bio {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-3);
  line-height: 1.65;
}

/* =============================================================================
   35. ARTICLE PAGE LAYOUT
   ============================================================================= */
.article-page {
  display: grid;
  grid-template-columns: 1fr var(--layout-sidebar);
  gap: var(--space-10);
  align-items: start;
  padding: var(--space-8) 0 var(--space-16);
}

.article-main {
  min-width: 0;
}

/* =============================================================================
   36. RESPONSIVE DESIGN
   ============================================================================= */
@media (max-width: 1024px) {
  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

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

  .page-with-sidebar {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

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

  .about-hero-inner {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .related-articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .navbar-nav, .navbar-cta {
    display: none;
  }

  .navbar-hamburger {
    display: flex;
  }

  .mobile-menu-overlay {
    display: block;
  }

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

  .hero-content {
    padding: var(--space-12) var(--space-6);
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-subtext {
    max-width: 100%;
  }

  .hero-image {
    display: none;
  }

  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .card-wide {
    flex-direction: column;
  }

  .card-wide .card-image {
    width: 100%;
    min-width: unset;
    aspect-ratio: 16 / 9;
    height: auto;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .author-bio-card {
    flex-direction: column;
  }

  .author-bio-avatar {
    margin: 0 auto;
  }

  .author-bio-info {
    text-align: center;
  }

  .author-bio-links {
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

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

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

  .related-articles-grid {
    grid-template-columns: 1fr;
  }
}

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

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

  .pagination {
    gap: var(--space-1);
  }

  .pagination-item {
    width: 34px;
    height: 34px;
    font-size: var(--text-xs);
  }
}

/* =============================================================================
   37. PRINT STYLES
   ============================================================================= */
@media print {
  .navbar,
  .mobile-menu,
  .mobile-menu-overlay,
  .reading-progress,
  .newsletter-band,
  .newsletter-inline,
  .social-share,
  .sidebar,
  .footer,
  .related-articles,
  .pagination,
  .category-filter-bar {
    display: none !important;
  }

  body {
    font-size: 12pt;
    line-height: 1.6;
    color: #000;
    background: #fff;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  a[href]::after {
    content: " (" attr(href) ")";
    font-size: 10pt;
    color: #555;
  }

  .article-page {
    display: block;
  }

  .prose {
    max-width: 100%;
  }

  h1, h2, h3 {
    page-break-after: avoid;
  }

  p, blockquote {
    orphans: 3;
    widows: 3;
  }
}

/* =============================================================================
   38. UTILITY CLASSES
   ============================================================================= */
.mt-0  { margin-top: 0; }
.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mt-8  { margin-top: var(--space-8); }
.mt-10 { margin-top: var(--space-10); }
.mb-0  { margin-bottom: 0; }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }
.mb-8  { margin-bottom: var(--space-8); }

.text-accent  { color: var(--color-accent); }
.text-energy  { color: var(--color-energy); }
.text-muted   { color: var(--color-text-3); }
.bg-surface   { background: var(--color-surface); }
.bg-surface-2 { background: var(--color-surface-2); }

.flex         { display: flex; }
.flex-col     { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-4        { gap: var(--space-4); }
.gap-6        { gap: var(--space-6); }

.w-full       { width: 100%; }
.border-top   { border-top: 1px solid var(--color-border); }
.border-bottom { border-bottom: 1px solid var(--color-border); }

/* Stat boxes */
.stat-box {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5) var(--space-6);
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-accent);
  display: block;
  line-height: 1.2;
}

.stat-label {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-text-3);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-8);
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-accent);
  color: #FFFFFF;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  z-index: 9999;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

/* Scroll-triggered JS class */
.navbar.scrolled {
  box-shadow: 0 2px 12px rgba(10, 31, 10, 0.1);
  border-bottom-color: var(--color-accent);
}

/* Minimal JS for reading progress & scroll behavior */