/* ================================================================
   InsureWise — Main Stylesheet
   Author: InsureWise Team
   Version: 1.0.0
================================================================ */

/* ----------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
---------------------------------------------------------------- */
:root {
  /* Brand Colors */
  --color-primary: #1565C0;
  --color-primary-dark: #0D47A1;
  --color-primary-light: #1976D2;
  --color-primary-lighter: #E3F2FD;
  --color-secondary: #2E7D32;
  --color-secondary-dark: #1B5E20;
  --color-secondary-light: #43A047;
  --color-secondary-lighter: #E8F5E9;
  --color-accent: #FF6F00;
  --color-accent-light: #FFF3E0;

  /* Neutral Colors */
  --color-white: #FFFFFF;
  --color-black: #0A0A0A;
  --color-gray-50: #F8FAFC;
  --color-gray-100: #F1F5F9;
  --color-gray-200: #E2E8F0;
  --color-gray-300: #CBD5E1;
  --color-gray-400: #94A3B8;
  --color-gray-500: #64748B;
  --color-gray-600: #475569;
  --color-gray-700: #334155;
  --color-gray-800: #1E293B;
  --color-gray-900: #0F172A;

  /* Typography */
  --font-primary: 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Inter', 'Roboto', sans-serif;
  --font-mono: 'Courier New', monospace;

  /* 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;

  /* Font Weights */
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-extrabold: 800;

  /* Line Heights */
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;
  --leading-loose: 2;

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

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10), 0 2px 6px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.07);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15), 0 8px 20px rgba(0,0,0,0.08);
  --shadow-primary: 0 8px 30px rgba(21, 101, 192, 0.25);
  --shadow-secondary: 0 8px 30px rgba(46, 125, 50, 0.25);

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

  /* Layout */
  --container-max: 1200px;
  --navbar-height: 70px;
  --sidebar-width: 320px;
}

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

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

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-gray-800);
  background-color: var(--color-gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  color: var(--color-gray-900);
}

/* ----------------------------------------------------------------
   Reading Progress Bar
---------------------------------------------------------------- */
#reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ----------------------------------------------------------------
   Container
---------------------------------------------------------------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* ----------------------------------------------------------------
   Navbar
---------------------------------------------------------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
  height: var(--navbar-height);
  display: flex;
  align-items: center;
}

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

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.navbar-brand .brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--text-lg);
  font-weight: var(--weight-extrabold);
  box-shadow: var(--shadow-primary);
}

.navbar-brand .brand-name {
  font-size: var(--text-xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-primary);
  letter-spacing: -0.5px;
}

.navbar-brand .brand-name span {
  color: var(--color-secondary);
}

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

.nav-link {
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-gray-700);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
  text-decoration: none;
}

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

.nav-link.active {
  color: var(--color-primary);
  background: var(--color-primary-lighter);
  font-weight: var(--weight-semibold);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.hamburger:hover {
  background: var(--color-gray-100);
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-gray-700);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ----------------------------------------------------------------
   Hero Section
---------------------------------------------------------------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, #0D47A1 0%, #1565C0 40%, #1976D2 70%, #1B5E20 100%);
  padding: var(--space-24) 0;
  overflow: hidden;
  min-height: 520px;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(255,255,255,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(46,125,50,0.3) 0%, transparent 50%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      45deg,
      rgba(255,255,255,0.03) 0px,
      rgba(255,255,255,0.03) 1px,
      transparent 1px,
      transparent 40px
    );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.25);
  color: white;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
}

.hero h1 {
  font-size: var(--text-5xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: var(--space-6);
  letter-spacing: -1px;
}

.hero h1 span {
  background: linear-gradient(90deg, #81C784, #A5D6A7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--text-xl);
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--space-10);
  line-height: var(--leading-relaxed);
  max-width: 580px;
}

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

.hero-stats {
  position: absolute;
  right: var(--space-6);
  bottom: var(--space-12);
  display: flex;
  gap: var(--space-6);
  z-index: 1;
}

.hero-stat {
  text-align: center;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-6);
  color: white;
}

.hero-stat .stat-number {
  display: block;
  font-size: var(--text-2xl);
  font-weight: var(--weight-extrabold);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.hero-stat .stat-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ----------------------------------------------------------------
   Buttons
---------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(21, 101, 192, 0.35);
}

.btn-secondary {
  background: var(--color-secondary);
  color: white;
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-secondary);
}

.btn-secondary:hover {
  background: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
  color: white;
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: white;
  border-color: rgba(255,255,255,0.5);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: white;
  color: white;
  transform: translateY(-2px);
}

.btn-white {
  background: white;
  color: var(--color-primary);
  border-color: white;
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  background: var(--color-gray-50);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

/* ----------------------------------------------------------------
   Section Styles
---------------------------------------------------------------- */
.section {
  padding: var(--space-20) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-label {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-4);
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-500);
  max-width: 580px;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
}

/* ----------------------------------------------------------------
   Ad Zone Containers
---------------------------------------------------------------- */
.ad-zone {
  width: 100%;
  text-align: center;
  padding: var(--space-4) 0;
}

.ad-zone > div {
  display: inline-block;
  max-width: 728px;
  width: 100%;
  min-height: 90px;
  background: var(--color-gray-100);
  border: 1px dashed var(--color-gray-300);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
  font-size: var(--text-sm);
}

.ad-zone > div:empty::before {
  content: 'Advertisement';
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ----------------------------------------------------------------
   Category Cards
---------------------------------------------------------------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-4);
}

.category-card {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  min-height: 280px;
  display: flex;
  align-items: flex-end;
  text-decoration: none;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  cursor: pointer;
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.category-card.health {
  background: linear-gradient(135deg, #0D47A1, #1565C0, #1976D2);
}

.category-card.car {
  background: linear-gradient(135deg, #1B5E20, #2E7D32, #388E3C);
}

.category-card-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 120px;
  opacity: 0.12;
  user-select: none;
}

.category-card-content {
  position: relative;
  z-index: 1;
  padding: var(--space-8);
  color: white;
}

.category-card-icon {
  font-size: 48px;
  margin-bottom: var(--space-4);
  display: block;
}

.category-card-title {
  font-size: var(--text-2xl);
  font-weight: var(--weight-extrabold);
  color: white;
  margin-bottom: var(--space-2);
}

.category-card-count {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-4);
}

.category-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: white;
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  background: rgba(255,255,255,0.2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
  transition: background var(--transition-fast);
}

.category-card:hover .category-card-link {
  background: rgba(255,255,255,0.3);
}

/* ----------------------------------------------------------------
   Blog Post Cards
---------------------------------------------------------------- */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.post-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.post-card-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  background: var(--color-gray-100);
}

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

.post-card:hover .post-card-image img {
  transform: scale(1.06);
}

.post-card-image .no-image {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  background: linear-gradient(135deg, var(--color-primary-lighter), var(--color-secondary-lighter));
}

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

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-health {
  background: var(--color-primary-lighter);
  color: var(--color-primary);
}

.badge-car {
  background: var(--color-secondary-lighter);
  color: var(--color-secondary-dark);
}

.badge-resources {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.post-read-time {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.post-card-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
  transition: color var(--transition-fast);
}

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

.post-card-excerpt {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-gray-100);
}

.post-card-date {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
}

.read-more-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  transition: gap var(--transition-fast);
}

.read-more-link:hover {
  gap: var(--space-2);
  color: var(--color-primary-dark);
}

/* ----------------------------------------------------------------
   Newsletter Section
---------------------------------------------------------------- */
.newsletter-section {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  padding: var(--space-20) 0;
  position: relative;
  overflow: hidden;
}

.newsletter-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(46,125,50,0.3) 0%, transparent 60%);
}

.newsletter-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}

.newsletter-icon {
  font-size: 48px;
  margin-bottom: var(--space-4);
}

.newsletter-title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-extrabold);
  color: white;
  margin-bottom: var(--space-3);
}

.newsletter-subtitle {
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--space-8);
  font-size: var(--text-lg);
}

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

.newsletter-input {
  flex: 1;
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  border: 2px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.12);
  color: white;
  font-size: var(--text-base);
  backdrop-filter: blur(8px);
  transition: border-color var(--transition-fast);
  outline: none;
}

.newsletter-input::placeholder {
  color: rgba(255,255,255,0.5);
}

.newsletter-input:focus {
  border-color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.18);
}

.newsletter-note {
  margin-top: var(--space-4);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.55);
}

/* ----------------------------------------------------------------
   Footer
---------------------------------------------------------------- */
.footer {
  background: var(--color-gray-900);
  color: var(--color-gray-400);
  padding-top: var(--space-16);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-gray-800);
}

.footer-brand {
  max-width: 280px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.footer-logo .brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--text-base);
  font-weight: var(--weight-extrabold);
}

.footer-logo .brand-name {
  font-size: var(--text-xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-white);
}

.footer-logo .brand-name span {
  color: var(--color-secondary-light);
}

.footer-tagline {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

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

.social-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--color-gray-800);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-400);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.social-btn:hover {
  background: var(--color-primary);
  color: white;
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-5);
}

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

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

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

.footer-links a::before {
  content: '→';
  font-size: var(--text-xs);
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}

.footer-links a:hover::before {
  opacity: 1;
}

.footer-bottom {
  padding: var(--space-6) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copyright {
  font-size: var(--text-sm);
}

.footer-legal {
  display: flex;
  gap: var(--space-6);
}

.footer-legal a {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* ----------------------------------------------------------------
   Breadcrumb
---------------------------------------------------------------- */
.breadcrumb-bar {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  padding: var(--space-3) 0;
}

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

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
}

.breadcrumb-item a {
  color: var(--color-gray-500);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.breadcrumb-item.active {
  color: var(--color-gray-800);
  font-weight: var(--weight-medium);
}

.breadcrumb-sep {
  color: var(--color-gray-300);
  font-size: var(--text-xs);
}

/* ----------------------------------------------------------------
   Page Layout (Content + Sidebar)
---------------------------------------------------------------- */
.page-layout {
  display: grid;
  grid-template-columns: 1fr var(--sidebar-width);
  gap: var(--space-10);
  padding: var(--space-10) 0;
  align-items: start;
}

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

.sidebar {
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-6));
}

.sidebar-widget {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
}

.sidebar-widget h3 {
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-primary-lighter);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.sidebar-widget h3::before {
  content: '';
  display: block;
  width: 4px;
  height: 18px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

/* Sidebar search */
.sidebar-search {
  display: flex;
  gap: var(--space-2);
}

.sidebar-search input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  outline: none;
  transition: border-color var(--transition-fast);
}

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

.sidebar-search button {
  padding: var(--space-3) var(--space-4);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  transition: background var(--transition-fast);
}

.sidebar-search button:hover {
  background: var(--color-primary-dark);
}

/* Recent posts in sidebar */
.recent-post-item {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-gray-100);
  text-decoration: none;
  transition: transform var(--transition-fast);
}

.recent-post-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.recent-post-item:hover {
  transform: translateX(4px);
}

.recent-post-thumb {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--color-gray-100);
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.recent-post-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.recent-post-info h4 {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-gray-800);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-1);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition-fast);
}

.recent-post-item:hover .recent-post-info h4 {
  color: var(--color-primary);
}

.recent-post-date {
  font-size: var(--text-xs);
  color: var(--color-gray-400);
}

/* Category list in sidebar */
.category-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.category-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--color-gray-700);
  font-size: var(--text-sm);
  transition: all var(--transition-fast);
}

.category-list-item:hover {
  background: var(--color-primary-lighter);
  color: var(--color-primary);
}

.category-list-count {
  background: var(--color-gray-100);
  color: var(--color-gray-500);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* ----------------------------------------------------------------
   Article Styles
---------------------------------------------------------------- */
.article-featured-image {
  width: 100%;
  aspect-ratio: 16/7;
  background: var(--color-gray-100);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--space-8);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
  background: linear-gradient(135deg, var(--color-primary-lighter), var(--color-secondary-lighter));
}

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

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

.article-header .badge {
  margin-bottom: var(--space-4);
}

.article-title {
  font-size: var(--text-4xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-gray-900);
  line-height: 1.2;
  margin-bottom: var(--space-5);
  letter-spacing: -0.5px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
  padding: var(--space-4) var(--space-5);
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
}

.article-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

.article-meta-item strong {
  color: var(--color-gray-700);
  font-weight: var(--weight-semibold);
}

.article-body {
  font-size: var(--text-lg);
  line-height: var(--leading-loose);
  color: var(--color-gray-700);
}

.article-body h2 {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-gray-900);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  padding-left: var(--space-4);
  border-left: 4px solid var(--color-primary);
}

.article-body h3 {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-gray-800);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.article-body p {
  margin-bottom: var(--space-6);
}

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

.article-body ul {
  list-style: none;
}

.article-body ul li {
  position: relative;
  padding-left: var(--space-4);
  margin-bottom: var(--space-2);
}

.article-body ul li::before {
  content: '✓';
  position: absolute;
  left: -4px;
  color: var(--color-secondary);
  font-weight: var(--weight-bold);
}

.article-body ol {
  list-style: decimal;
}

.article-body ol li {
  margin-bottom: var(--space-2);
  padding-left: var(--space-2);
}

.article-body strong {
  color: var(--color-gray-900);
  font-weight: var(--weight-semibold);
}

.article-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* FAQ Section */
.faq-section {
  margin-top: var(--space-12);
}

.faq-section h2 {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-6);
}

.faq-item {
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  overflow: hidden;
}

.faq-question {
  padding: var(--space-5) var(--space-6);
  background: var(--color-white);
  font-weight: var(--weight-semibold);
  color: var(--color-gray-800);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  user-select: none;
  transition: background var(--transition-fast);
  list-style: none;
}

.faq-question:hover {
  background: var(--color-gray-50);
}

.faq-question::marker {
  display: none;
}

.faq-answer {
  padding: 0 var(--space-6) var(--space-5);
  background: var(--color-gray-50);
  font-size: var(--text-base);
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
  border-top: 1px solid var(--color-gray-200);
  padding-top: var(--space-4);
}

/* Tags */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-gray-200);
}

.tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  font-size: var(--text-sm);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.tag:hover {
  background: var(--color-primary-lighter);
  color: var(--color-primary);
}

/* Share Buttons */
.share-section {
  margin-top: var(--space-8);
}

.share-section h4 {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-gray-700);
  margin-bottom: var(--space-4);
}

.share-buttons {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.share-btn-twitter { background: #1DA1F2; color: white; }
.share-btn-facebook { background: #4267B2; color: white; }
.share-btn-whatsapp { background: #25D366; color: white; }
.share-btn-copy { background: var(--color-gray-700); color: white; }

.share-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  opacity: 0.92;
  color: white;
}

/* Related Posts */
.related-posts {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-gray-200);
}

.related-posts h3 {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--space-6);
}

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

/* ----------------------------------------------------------------
   Highlight Box / Info Box
---------------------------------------------------------------- */
.info-box {
  background: var(--color-primary-lighter);
  border-left: 4px solid var(--color-primary);
  padding: var(--space-5) var(--space-6);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  margin: var(--space-8) 0;
}

.info-box p {
  margin: 0;
  color: var(--color-primary-dark);
  font-size: var(--text-base);
}

.tip-box {
  background: var(--color-secondary-lighter);
  border-left: 4px solid var(--color-secondary);
  padding: var(--space-5) var(--space-6);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  margin: var(--space-8) 0;
}

.tip-box p {
  margin: 0;
  color: var(--color-secondary-dark);
}

/* ----------------------------------------------------------------
   Comparison Table
---------------------------------------------------------------- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-8) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  font-size: var(--text-sm);
}

.comparison-table th {
  background: var(--color-primary);
  color: white;
  padding: var(--space-4) var(--space-5);
  text-align: left;
  font-weight: var(--weight-semibold);
}

.comparison-table td {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-gray-200);
  color: var(--color-gray-700);
}

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

.comparison-table tr:nth-child(even) td {
  background: var(--color-gray-50);
}

/* ----------------------------------------------------------------
   Back to Top Button
---------------------------------------------------------------- */
#back-to-top {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--text-lg);
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  z-index: 100;
}

#back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

#back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* ----------------------------------------------------------------
   Form Styles
---------------------------------------------------------------- */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-gray-700);
  margin-bottom: var(--space-2);
}

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-lg);
  font-size: var(--text-base);
  color: var(--color-gray-800);
  background: var(--color-white);
  transition: all var(--transition-fast);
  outline: none;
  font-family: inherit;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(21, 101, 192, 0.1);
}

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

/* ----------------------------------------------------------------
   Page Header (for static pages)
---------------------------------------------------------------- */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary-lighter), var(--color-white));
  padding: var(--space-16) 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.page-hero h1 {
  font-size: var(--text-4xl);
  font-weight: var(--weight-extrabold);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.page-hero p {
  font-size: var(--text-lg);
  color: var(--color-gray-500);
  max-width: 560px;
}

/* ----------------------------------------------------------------
   Utility Classes
---------------------------------------------------------------- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-muted { color: var(--color-gray-500); }
.text-white { color: var(--color-white); }
.font-bold { font-weight: var(--weight-bold); }
.font-semibold { font-weight: var(--weight-semibold); }
.mt-4 { margin-top: var(--space-4); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }
.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}