/* ============================================
   DESIGN SYSTEM - Positive Daily Tech
   Shared tokens and component styles
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --color-primary: #18181b;
  --color-secondary: #3f3f46;
  --color-accent: #be185d;
  --color-accent-hover: #9d174d;
  --color-background: #fafafa;
  --color-surface: #ffffff;
  --color-text: #09090b;
  --color-text-muted: #71717a;
  --color-border: #e4e4e7;
  --font-heading: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --container-max: 1200px;
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
}

body {
  font-family: var(--font-body);
  background: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-primary);
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

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

body[theme="dark"] {
  --color-primary: #f4f4f5;
  --color-secondary: #a1a1aa;
  --color-background: #09090b;
  --color-surface: #18181b;
  --color-text: #e4e4e7;
  --color-text-muted: #a1a1aa;
  --color-border: #27272a;
}

/* ============================================
   SHARED LAYOUT COMPONENTS
   ============================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.header-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.site-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

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

.site-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-xl);
  margin: 0;
  padding: 0;
}

.nav-link {
  position: relative;
  color: var(--color-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-sm) 0;
  transition: color var(--transition-fast);
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.btn-subscribe {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  background: var(--color-accent);
  color: white;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
  margin-right: var(--space-sm);
}

.btn-subscribe:hover {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(190, 24, 93, 0.35);
  color: white;
}

.dark-mode-toggle {
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  margin-right: var(--space-sm);
}

.dark-mode-toggle:hover {
  background: var(--color-surface);
  border-color: var(--color-accent);
}

.dark-mode-toggle .icon-moon {
  display: none;
}

body[theme="dark"] .dark-mode-toggle .icon-sun {
  display: none;
}

body[theme="dark"] .dark-mode-toggle .icon-moon {
  display: block;
}

body[theme="dark"] .site-header {
  background: rgba(9, 9, 11, 0.95);
}

body[theme="dark"] .post-card {
  border-color: #27272a;
}

body[theme="dark"] .tag {
  background: #27272a;
  color: #a1a1aa;
}

body[theme="dark"] .tag:hover {
  background: #3f3f46;
  color: #e4e4e7;
}

body[theme="dark"] .dark-mode-toggle {
  background: #18181b;
  border-color: #27272a;
}

body[theme="dark"] .dark-mode-toggle:hover {
  background: #27272a;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.mobile-menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.site-footer {
  background: var(--color-primary);
  color: #fafafa;
  padding: var(--space-3xl) 0 var(--space-xl);
  margin-top: var(--space-3xl);
}

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

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2xl);
}

.footer-section {
  min-width: 0;
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: #fafafa;
  margin-bottom: var(--space-md);
}

.footer-description {
  color: #a1a1aa;
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.footer-link {
  color: var(--color-accent);
  font-size: 0.875rem;
  font-weight: 500;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: #fafafa;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: #a1a1aa;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #fafafa;
}

.social-links {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: #a1a1aa;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--color-accent);
  color: white;
  transform: translateY(-2px);
}

.footer-rss {
  margin-top: var(--space-md);
}

.rss-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: #a1a1aa;
  font-size: 0.875rem;
}

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

.footer-bottom {
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  color: #71717a;
  font-size: 0.875rem;
  margin: 0;
}

.footer-bottom a {
  color: #a1a1aa;
}

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

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

@media (max-width: 768px) {
  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--color-surface);
    padding: var(--space-lg) var(--space-md);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
    border-top: 1px solid var(--color-border);
    flex-direction: column;
    animation: slideDown 0.3s ease forwards;
  }

  .site-nav.is-open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    gap: var(--space-md);
    width: 100%;
    text-align: center;
  }

  .nav-link {
    display: block;
    width: 100%;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
  }

  .nav-link:hover {
    background: rgba(190, 24, 93, 0.05);
  }

  .nav-link:focus-visible {
    background: rgba(190, 24, 93, 0.08);
  }

  .header-actions {
    display: none;
  }

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

  .header-container {
    padding: var(--space-sm) var(--space-md);
  }
}

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

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
  background: linear-gradient(135deg, var(--color-surface) 0%, #f0f9ff 100%);
  padding: var(--space-3xl) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(190, 24, 93, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(59, 130, 246, 0.06) 0%, transparent 40%);
  animation: gradientShift 15s ease infinite;
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  top: 10%;
  right: 10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(190, 24, 93, 0.15) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
  pointer-events: none;
}

.hero-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  color: #047857;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-md);
  opacity: 0;
  animation: fadeInDown 0.5s ease forwards;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 0.2s;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  max-width: 500px;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 0.3s;
}

.newsletter-form {
  max-width: 480px;
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 0.4s;
}

.newsletter-input-group {
  display: flex;
  gap: var(--space-sm);
  background: var(--color-surface);
  padding: var(--space-xs);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.newsletter-label {
  display: inline-block;
  margin-bottom: var(--space-sm);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
}

.newsletter-input {
  flex: 1;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-body);
  transition: border-color var(--transition-fast);
  min-height: 48px;
}

.newsletter-input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.newsletter-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background: var(--color-accent);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.newsletter-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.newsletter-button:hover::before {
  left: 100%;
}

.newsletter-button:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(190, 24, 93, 0.35);
}

.newsletter-button:active {
  transform: translateY(0);
}

.newsletter-note {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.newsletter-note svg {
  color: #10b981;
  flex-shrink: 0;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  position: relative;
  z-index: 1;
}

.hero-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  opacity: 0;
  animation: slideInRight 0.6s ease forwards;
}

.hero-card:nth-child(1) {
  animation-delay: 0.1s;
}

.hero-card:nth-child(2) {
  animation-delay: 0.2s;
}

.hero-card:nth-child(3) {
  animation-delay: 0.3s;
}

.hero-card:hover {
  transform: translateX(8px);
  box-shadow: 0 12px 20px -4px rgba(0, 0, 0, 0.15);
  background: linear-gradient(135deg, var(--color-surface) 0%, rgba(190, 24, 93, 0.03) 100%);
}

.hero-card-icon {
  font-size: 2rem;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
  border-radius: var(--radius-md);
}

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

.hero-card-text strong {
  font-size: 1.125rem;
  color: var(--color-primary);
}

.hero-card-text span {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-newsletter .newsletter-input-group {
    flex-direction: column;
  }

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

  .hero-description,
  .newsletter-form {
    margin-left: auto;
    margin-right: auto;
  }
}

@keyframes gradientShift {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-30px) rotate(10deg);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ============================================
   HOMEPAGE FEED
   ============================================ */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

.posts-section {
  padding: var(--space-2xl) 0;
}

.section-title {
  font-size: 2rem;
  margin-bottom: var(--space-xl);
  text-align: center;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-xl);
}

.post-card {
  background: var(--color-surface);
  border: 1px solid #eaeaea;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.post-card-image {
  position: relative;
  display: block;
  overflow: hidden;
}

.post-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(0, 0, 0, 0.3));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.post-card:hover .post-card-image::after {
  opacity: 1;
}

.post-card-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.post-card:hover .post-card-image img {
  transform: scale(1.08);
}

.post-card-category {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: var(--color-accent);
  color: white;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.post-card-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.8rem;
}

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

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

.post-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.post-card-meta time {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.post-card-tags {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.tag {
  background: #f1f5f9;
  color: #475569;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: lowercase;
  letter-spacing: 0.03em;
  transition: all 0.2s ease;
}

.tag:hover {
  background: #e2e8f0;
  color: #1e293b;
}

.post-card-excerpt {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.post-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: gap var(--transition-fast), color var(--transition-fast);
  margin-top: auto;
  position: relative;
}

.post-card-link svg {
  transition: transform 0.3s ease;
}

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

.post-card-link:hover svg {
  transform: translateX(4px);
}

.scroll-animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-animate.visible {
  opacity: 1;
  transform: translateY(0);
}

.pagination {
  margin-top: var(--space-2xl);
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
}

.pagination a,
.pagination span {
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.pagination a {
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.pagination a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(190, 24, 93, 0.05);
}

.pagination .current {
  background: var(--color-accent);
  color: white;
  border-color: var(--color-accent);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  background: var(--color-accent);
  color: white;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  z-index: 1000;
  font-weight: 600;
  transition: top var(--transition-fast);
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .post-card:hover,
  .post-card:hover .post-card-image img,
  .post-card-link:hover {
    transform: none;
  }

  .scroll-animate,
  .scroll-animate.visible {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-contrast: high) {
  :root {
    --color-border: #000;
  }

  .post-card {
    border: 2px solid var(--color-primary);
  }
}

/* ============================================
   NEWSLETTER PANEL
   ============================================ */

.newsletter-signup {
  background: linear-gradient(135deg, #3856d6 0%, #1e40af 100%);
  border-radius: 12px;
  padding: 2rem;
  margin: 2rem 0;
  text-align: center;
  color: white;
}

.newsletter-signup h3 {
  margin-bottom: 0.5rem;
  font-size: 1.5rem;
}

.newsletter-signup p {
  margin-bottom: 1.5rem;
  opacity: 0.9;
}

.newsletter-signup .newsletter-form {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 500px;
  margin: 0 auto;
  opacity: 1;
  animation: none;
}

.newsletter-signup .newsletter-form input {
  flex: 1;
  min-width: 200px;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: 6px;
  font-size: 1rem;
}

.newsletter-signup .newsletter-form button {
  padding: 0.75rem 1.5rem;
  background: #1a1a2e;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  transition: background 0.3s;
}

.newsletter-signup .newsletter-form button:hover {
  background: #16213e;
}

.newsletter-signup .newsletter-note {
  font-size: 0.85rem;
  opacity: 0.7;
  margin-top: 1rem;
  margin-bottom: 0;
}

/* ============================================
   CUSTOM CSS - Positive Daily Tech
   UI Optimizations applied 2026-02-17
   ============================================ */

/* ============================================
   1. MOBILE-FIRST RESPONSIVE DESIGN
   ============================================ */

/* Ensure tap-friendly touch targets (min 44px recommended) */
.btn,
.page-link a,
.post-title,
.nav-link,
button,
a.btn {
  min-height: 44px;
  min-width: 44px;
  padding: 12px 16px;
}

/* Fix avatar/logo distortion - maintain aspect ratio */
.home-avatar img, 
.author-avatar img,
.avatar,
.home-avatar a img {
  width: 100% !important;
  height: auto !important;
  max-width: 150px !important;
  aspect-ratio: 1 / 1 !important;
  object-fit: cover !important;
  border-radius: 50% !important;
}

/* Featured image fixes - prevent CLS */
.featured-image-preview img,
.featured-image img {
  width: 100% !important;
  height: auto !important;
  max-height: 300px !important;
  object-fit: cover !important;
  aspect-ratio: 16 / 9;
}

/* ============================================
   2. ACCESSIBILITY IMPROVEMENTS
   ============================================ */

/* Ensure sufficient color contrast */
body {
  color: #1a1a2e;
  line-height: 1.6;
}

/* High contrast text for better readability */
.post-summary,
.article-content,
.summary-content,
.article-content p {
  color: #2d2d3a;
}

/* Visible focus states for keyboard navigation */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus,
.page-link:focus {
  outline: 3px solid #667eea !important;
  outline-offset: 2px;
  border-radius: 4px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  body {
    color: #000 !important;
  }
  a {
    color: #0066cc !important;
    text-decoration: underline !important;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================
   3. PERFORMANCE & CLS OPTIMIZATIONS
   ============================================ */

/* Reserve space for images to prevent layout shift */
.article-meta,
.post-meta {
  min-height: 1.5em;
}

/* Smooth font rendering */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* ============================================
   4. VISUAL CLARITY & TYPOGRAPHY
   ============================================ */

/* Improve readability with optimal line length */
.article-content,
.post-content {
  max-width: 70ch;
  line-height: 1.7;
}

/* Better heading hierarchy */
h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  margin-bottom: 0.5em;
  color: #1a1a2e;
}

/* Improve post summary cards */
.summary-card .summary {
  padding: 1.25rem;
}

.summary-card .summary h2 {
  font-size: 1.35rem;
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.summary-card .summary h2 a {
  color: #2d2d3a;
  text-decoration: none;
  transition: color 0.2s;
}

.summary-card .summary h2 a:hover {
  color: #667eea;
}

.summary-card .summary .post-meta {
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  color: #6b7280;
}

.summary-card .summary .content {
  font-size: 1rem;
  line-height: 1.6;
  color: #4b5563;
}

/* Better spacing between posts */
.posts-list > .post-item {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #e5e7eb;
}

.posts-list > .post-item:last-child {
  border-bottom: none;
}

/* ============================================
   5. INTERACTIVE FEEDBACK
   ============================================ */

/* Improve pagination */
.pagination {
  margin: 2rem 0;
  gap: 0.5rem;
}

.pagination .page-link {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.pagination .page-item.active .page-link {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-color: transparent;
  color: white !important;
}

.pagination .page-link:hover:not(.active) {
  background: #f3f4f6;
  border-color: #d1d5db;
  transform: translateY(-1px);
}

/* Better button/link hover states */
/* Card hover effects */
.post-card,
.summary-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.post-card:hover,
.summary-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

/* Loading state for images */
img {
  background-color: #f3f4f6;
  transition: opacity 0.3s ease;
}

/* ============================================
   DARK MODE FIXES FOR CTA FORMS
   ============================================ */

/* Newsletter form - Dark mode */
[theme="dark"] .newsletter-form input {
  background: #1a1a2e !important;
  border: 1px solid #3d3d4a !important;
  color: #f0f0f0 !important;
}

[theme="dark"] .newsletter-form input::placeholder {
  color: #888 !important;
}

[theme="dark"] .newsletter-form input:focus {
  border-color: #667eea !important;
  outline: none;
}