@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

/* CSS Variables for Premium Design System */
:root {
  --bg-main: #060913;
  --bg-card: rgba(13, 22, 45, 0.6);
  --bg-card-hover: rgba(20, 32, 64, 0.8);
  --border-color: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(0, 242, 254, 0.3);
  
  --primary-gradient: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
  --secondary-gradient: linear-gradient(135deg, #b176ff 0%, #764ba2 100%);
  --accent-orange: #ff9f43;
  --accent-green: #2ecc71;
  --accent-red: #ff7675;
  
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --glow-shadow: 0 0 20px rgba(0, 242, 254, 0.15);
  --glow-purple: 0 0 20px rgba(177, 118, 255, 0.15);
}

/* Reset & Global Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(0, 242, 254, 0.03) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(177, 118, 255, 0.03) 0%, transparent 40%);
  background-attachment: fixed;
  color: var(--text-secondary);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-family: var(--font-title);
  font-weight: 700;
  line-height: 1.25;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 242, 254, 0.4);
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: 2.25rem;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, #fff 40%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  position: relative;
}

.section-header h2::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--primary-gradient);
  margin: 0.75rem auto 0;
  border-radius: 2px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Glow Badge */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.badge-primary {
  background: rgba(0, 242, 254, 0.1);
  color: #00f2fe;
  border-color: rgba(0, 242, 254, 0.2);
}

.badge-secondary {
  background: rgba(177, 118, 255, 0.1);
  color: #b176ff;
  border-color: rgba(177, 118, 255, 0.2);
}

.badge-orange {
  background: rgba(255, 159, 67, 0.1);
  color: var(--accent-orange);
  border-color: rgba(255, 159, 67, 0.2);
}

.badge-green {
  background: rgba(46, 204, 113, 0.1);
  color: var(--accent-green);
  border-color: rgba(46, 204, 113, 0.2);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.75rem;
  font-family: var(--font-title);
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #050a15;
  box-shadow: var(--glow-shadow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 242, 254, 0.35);
  filter: brightness(1.1);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  border-color: #00f2fe;
  background: rgba(0, 242, 254, 0.05);
  box-shadow: var(--glow-shadow);
  transform: translateY(-2px);
}

/* FIXED NAVIGATION HEADER */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 110px;
  z-index: 1000;
  transition: all var(--transition-normal);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background: rgba(6, 9, 19, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  height: 105px;
}

.logo {
  height: 100px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 2px rgba(255, 255, 255, 0.4)) brightness(1.25);
  transition: transform var(--transition-fast);
}

.logo:hover {
  transform: scale(1.05);
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  height: 100%;
}

.nav-item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 700;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  position: relative;
  font-family: var(--font-title);
  letter-spacing: 0.03em;
  transition: all var(--transition-fast);
}

.nav-link:hover, .nav-item.active .nav-link {
  color: var(--text-primary);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8), 0 0 8px rgba(0, 242, 254, 0.3);
  transform: translateY(-1px);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 1.5rem;
  right: 1.5rem;
  height: 2px;
  background: var(--primary-gradient);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.nav-link:hover::after, .nav-item.active .nav-link::after {
  transform: scaleX(1);
}

/* Dropdown Arrow Icon */
.nav-link.has-dropdown::after {
  bottom: 0; /* Standard line animation */
}
.nav-link.has-dropdown svg {
  margin-left: 0.35rem;
  transition: transform var(--transition-fast);
  fill: currentColor;
}
.nav-link.has-dropdown:hover svg {
  transform: rotate(180deg);
}

/* NAVIGATION DROPDOWNS */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(15px);
  width: 230px;
  background: rgba(10, 15, 30, 0.95);
  backdrop-filter: blur(25px);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 0.75rem;
  box-shadow: var(--glass-shadow), 0 20px 40px rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-normal);
  z-index: 1001;
}

.dropdown-menu::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: rgba(10, 15, 30, 0.95);
  border-left: 1px solid var(--border-color);
  border-top: 1px solid var(--border-color);
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.dropdown-item {
  list-style: none;
}

.dropdown-link {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 8px;
  transition: all var(--transition-fast);
}

.dropdown-link svg {
  margin-right: 0.75rem;
  width: 16px;
  height: 16px;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.dropdown-link:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  transform: translateX(3px);
}

.dropdown-link:hover svg {
  color: #00f2fe;
}

/* Mobile Menu Toggle button */
.burger {
  display: none;
  cursor: pointer;
  background: none;
  border: none;
  color: var(--text-primary);
  padding: 0.5rem;
}

.burger span {
  display: block;
  width: 25px;
  height: 2px;
  margin: 5px 0;
  background-color: currentColor;
  transition: all var(--transition-fast);
}

/* HERO SECTION */
.hero {
  padding-top: 200px;
  padding-bottom: 100px;
  position: relative;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 350px;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.1) 0%, rgba(177, 118, 255, 0.05) 50%, transparent 100%);
  filter: blur(50px);
  pointer-events: none;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.hero-tag {
  font-family: var(--font-title);
  font-size: 0.85rem;
  font-weight: 600;
  color: #00f2fe;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: inline-flex;
  align-items: center;
  background: rgba(0, 242, 254, 0.08);
  padding: 0.4rem 1.2rem;
  border-radius: 9999px;
  border: 1px solid rgba(0, 242, 254, 0.15);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #ffffff 30%, #e2e8f0 70%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.15;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 3rem;
  font-weight: 400;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
}

/* MAIN SECTION STYLING */
.section {
  padding: 80px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
}

/* POPULAR AIRPORTS SECTION */
.airports-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.airport-card {
  background: var(--bg-card);
  backdrop-filter: blur(15px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2.25rem 2rem;
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: var(--glass-shadow);
}

.airport-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: transparent;
  transition: background var(--transition-normal);
}

.airport-card:hover::before {
  background: var(--primary-gradient);
}

.airport-card.recommended::before {
  background: var(--secondary-gradient);
}

.airport-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow: var(--glow-shadow), 0 20px 40px rgba(0,0,0,0.4);
}

.airport-card.recommended {
  border-color: rgba(177, 118, 255, 0.2);
}

.airport-card.recommended:hover {
  border-color: rgba(177, 118, 255, 0.4);
  box-shadow: var(--glow-purple), 0 20px 40px rgba(0,0,0,0.4);
}

.airport-badge {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
}

.airport-icon-wrapper {
  width: 65px;
  height: 65px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: #00f2fe;
  font-size: 1.75rem;
  transition: var(--transition-normal);
}

.airport-card:hover .airport-icon-wrapper {
  background: rgba(0, 242, 254, 0.1);
  border-color: rgba(0, 242, 254, 0.2);
  transform: scale(1.05);
}

.airport-card.recommended:hover .airport-icon-wrapper {
  background: rgba(177, 118, 255, 0.1);
  border-color: rgba(177, 118, 255, 0.2);
  color: #b176ff;
}

.airport-name {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.airport-rating {
  color: var(--accent-orange);
  margin-bottom: 1rem;
  font-size: 1rem;
  letter-spacing: 0.1em;
}

.airport-stability {
  font-size: 0.9rem;
  margin-bottom: 1.75rem;
  padding: 0.35rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  display: inline-block;
}

.airport-stability strong {
  color: var(--text-primary);
}

.airport-specs {
  display: flex;
  justify-content: space-around;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-label {
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.spec-val {
  font-weight: 600;
  color: var(--text-primary);
}

/* POPULAR CONTENT SECTION */
.content-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.content-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.content-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow: var(--glass-shadow);
}

.content-card-tag {
  align-self: flex-start;
  margin-bottom: 1.25rem;
}

.content-card h3 {
  font-size: 1.2rem;
  line-height: 1.4;
  margin-bottom: 0.75rem;
  font-weight: 600;
  flex-grow: 1;
}

.content-card h3 a:hover {
  color: #00f2fe;
}

.content-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 1rem;
  margin-top: 1rem;
}

.content-card-more {
  color: #00f2fe;
  font-weight: 600;
  display: flex;
  align-items: center;
}

.content-card-more svg {
  margin-left: 0.25rem;
  transition: transform var(--transition-fast);
}

.content-card:hover .content-card-more svg {
  transform: translateX(3px);
}

/* LATEST REVIEWS SECTION */
.reviews-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.review-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.75rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  transition: all var(--transition-normal);
  box-shadow: var(--glass-shadow);
}

.review-item:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateX(4px);
}

.review-info {
  flex: 1;
}

.review-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.review-title {
  font-size: 1.35rem;
  margin-bottom: 0.5rem;
}

.review-title a:hover {
  color: #00f2fe;
}

.review-summary {
  color: var(--text-secondary);
  font-size: 0.95rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.review-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-left: 1.5rem;
  border-left: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-box {
  text-align: center;
}

.stat-val {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
}

.stat-val.speed {
  color: #00f2fe;
}

.stat-val.ping {
  color: var(--accent-green);
}

.stat-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.review-actions {
  display: flex;
  align-items: center;
}

/* TUTORIAL CENTER SECTION */
.tutorial-tabs-nav {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 1rem;
}

.tab-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  padding: 0.75rem 1.75rem;
  border-radius: 12px;
  font-family: var(--font-title);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-normal);
}

.tab-btn svg {
  width: 18px;
  height: 18px;
  transition: var(--transition-fast);
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
}

.tab-btn.active {
  background: var(--primary-gradient);
  color: #050a15;
  border-color: transparent;
  box-shadow: var(--glow-shadow);
}

.tab-content {
  display: none;
  animation: fadeIn 0.4s ease-in-out forwards;
}

.tab-content.active {
  display: block;
}

.tutorial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.tutorial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  transition: all var(--transition-normal);
}

.tutorial-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  box-shadow: var(--glass-shadow);
}

.tutorial-icon {
  width: 48px;
  height: 48px;
  background: rgba(0, 242, 254, 0.06);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00f2fe;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.tutorial-card:hover .tutorial-icon {
  background: rgba(0, 242, 254, 0.12);
  transform: scale(1.05);
}

.tutorial-card h4 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.tutorial-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.tutorial-link {
  font-size: 0.9rem;
  color: #00f2fe;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
}

.tutorial-link svg {
  margin-left: 0.35rem;
  transition: transform var(--transition-fast);
}

.tutorial-card:hover .tutorial-link svg {
  transform: translateX(3px);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* NETWORK KNOWLEDGE SECTION */
.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}

.knowledge-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all var(--transition-normal);
  cursor: pointer;
  box-shadow: var(--glass-shadow);
}

.knowledge-card:hover {
  transform: translateY(-5px);
  border-color: rgba(177, 118, 255, 0.3);
  background: var(--bg-card-hover);
  box-shadow: var(--glow-purple);
}

.knowledge-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  font-family: var(--font-title);
  background: linear-gradient(135deg, #fff 60%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.knowledge-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.knowledge-card:hover .knowledge-title {
  background: var(--secondary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* FAQ SECTION */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(15, 25, 50, 0.8);
}

.faq-item.active {
  border-color: rgba(0, 242, 254, 0.25);
  background: rgba(10, 18, 38, 0.9);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.faq-header {
  padding: 1.25rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.faq-question {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-title);
}

.faq-icon {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform var(--transition-normal), color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: #00f2fe;
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.faq-content {
  padding: 0 1.75rem 1.5rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  padding-top: 1rem;
}

/* FOOTER SECTION */
.footer {
  background: #03050b;
  border-top: 1px solid var(--border-color);
  padding: 60px 0 30px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 40px;
}

.footer-logo-desc {
  max-width: 320px;
}

.footer-logo {
  height: 38px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1.25rem;
}

.footer-desc {
  line-height: 1.6;
  font-size: 0.85rem;
}

.footer-col h5 {
  color: var(--text-primary);
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  position: relative;
}

.footer-col h5::after {
  content: '';
  display: block;
  width: 30px;
  height: 2px;
  background: var(--primary-gradient);
  margin-top: 0.5rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--text-primary);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 30px;
  text-align: center;
  font-size: 0.8rem;
}

/* SUBPAGE ARCHIVES & DETAIL */
.subpage-hero {
  padding-top: 190px;
  padding-bottom: 60px;
  background: linear-gradient(180deg, rgba(13, 22, 45, 0.4) 0%, transparent 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.archive-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2.5rem;
  padding: 50px 0;
}

.sidebar-filter {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.75rem;
  height: fit-content;
  position: sticky;
  top: 130px;
}

.filter-group {
  margin-bottom: 2rem;
}

.filter-group:last-child {
  margin-bottom: 0;
}

.filter-title {
  font-family: var(--font-title);
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.filter-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.checkbox-label {
  display: flex;
  align-items: center;
  font-size: 0.9rem;
  cursor: pointer;
  user-select: none;
}

.checkbox-label input {
  margin-right: 0.5rem;
  accent-color: #00f2fe;
}

/* DETAIL CONTENT PAGE */
.detail-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 3rem;
  padding: 50px 0;
}

.article-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem;
  box-shadow: var(--glass-shadow);
}

.article-header {
  margin-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 2rem;
}

.article-header h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #d1d5db;
}

.article-body p {
  margin-bottom: 1.5rem;
}

.article-body h2 {
  font-size: 1.75rem;
  margin: 2.5rem 0 1.25rem;
  color: var(--text-primary);
}

.article-body h3 {
  font-size: 1.35rem;
  margin: 2rem 0 1rem;
}

.article-body ul, .article-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

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

.article-body blockquote {
  background: rgba(255, 255, 255, 0.02);
  border-left: 4px solid #00f2fe;
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  border-radius: 0 8px 8px 0;
  font-style: italic;
}

.detail-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  position: sticky;
  top: 130px;
  height: fit-content;
}

.sidebar-widget {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
}

.widget-title {
  font-family: var(--font-title);
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  font-weight: 700;
  position: relative;
  padding-bottom: 0.5rem;
}

.widget-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--primary-gradient);
}

.widget-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  list-style: none;
}

.widget-item-link {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.widget-item-img {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-family: 'Outfit', sans-serif;
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05);
  flex-shrink: 0;
}

.widget-item-img.grad-a {
  background: linear-gradient(135deg, #00d2ff, #b176ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

.widget-item-img.grad-b {
  background: linear-gradient(135deg, #b176ff, #ff76b1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

.widget-item-img.grad-c {
  background: linear-gradient(135deg, #ff763b, #ffca36);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

.widget-item-info {
  flex: 1;
}

.widget-item-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.widget-item-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* RESPONSIVE DESIGN (MEDIA QUERIES) */

@media (max-width: 1100px) {
  .airports-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .content-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tutorial-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .knowledge-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 900px) {
  .archive-layout {
    grid-template-columns: 1fr;
  }
  .sidebar-filter {
    position: relative;
    top: 0;
  }
  .detail-layout {
    grid-template-columns: 1fr;
  }
  .article-content {
    padding: 2rem;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  
  .container {
    padding: 0 1.5rem;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .section-header {
    margin-bottom: 2.5rem;
  }
  
  .hero {
    padding-top: 130px;
    padding-bottom: 70px;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  /* Mobile Menu Header Toggle */
  .burger {
    display: block;
  }
  
  .nav-menu {
    position: fixed;
    top: 110px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 110px);
    background: rgba(6, 9, 19, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem 2rem 5rem;
    transition: left var(--transition-normal);
    overflow-y: auto;
    border-top: 1px solid var(--border-color);
  }
  
  .nav-menu.open {
    left: 0;
  }
  
  .nav-item {
    width: 100%;
    height: auto;
    flex-direction: column;
    align-items: flex-start;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    padding: 0.5rem 0;
  }
  
  .nav-link {
    width: 100%;
    height: 50px;
    padding: 0;
    justify-content: space-between;
  }
  
  .nav-link::after {
    display: none;
  }
  
  .nav-link.has-dropdown svg {
    margin-left: auto;
  }
  
  .nav-link.has-dropdown.active-toggle svg {
    transform: rotate(180deg);
  }
  
  /* Dropdowns inside Mobile Menu */
  .dropdown-menu {
    position: static;
    transform: none !important;
    width: 100%;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    background: rgba(255, 255, 255, 0.02);
    border: none;
    border-radius: 8px;
    padding: 0 0 0 1rem;
    box-shadow: none;
    display: none;
    margin-top: 0.25rem;
    margin-bottom: 0.5rem;
  }
  
  .dropdown-menu::before {
    display: none;
  }
  
  .dropdown-menu.open {
    display: block;
  }
  
  .airports-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  
  .content-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  
  .tutorial-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  
  .review-item {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
  }
  
  .review-stats {
    width: 100%;
    border-left: none;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-left: 0;
    padding-top: 1.25rem;
    margin-top: 0.5rem;
    justify-content: flex-start;
    gap: 3rem;
  }
  
  .knowledge-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .footer-logo-desc {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .knowledge-grid {
    grid-template-columns: 1fr;
  }
  .tutorial-tabs-nav {
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0.5rem;
  }
  .tab-btn {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }
}

/* ==========================================================================
   HOMEPAGE TWO-COLUMN GRID LAYOUT & PROFILE WIDGET
   ========================================================================== */

/* Main Wrapper Grid */
.main-wrapper {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 3rem;
  margin: 0 auto;
  max-width: 1400px;
  padding: 0 2rem 80px;
  margin-top: 120px; /* Offset the fixed header */
}

/* Ensure the hero within the left column starts naturally */
.left-column .hero {
  padding-top: 50px; /* Reset header offset since main-wrapper handles it */
  padding-bottom: 60px;
  text-align: left; /* Shift alignment to the left */
}

.left-column .hero-content {
  margin: 0;
}

.left-column .hero-glow {
  left: 20%; /* Shift background glow to align with text */
}

.left-column .hero-subtitle {
  margin-left: 0;
}

.left-column .hero-buttons {
  justify-content: flex-start;
}

.left-column .section-header {
  text-align: left;
}

.left-column .section-header h2::after {
  margin: 0.75rem 0 0; /* Left align underline */
}

/* Grid Layout Spacing Overrides inside Left Column */
.left-column .content-grid {
  grid-template-columns: repeat(2, 1fr); /* 2 columns is cleaner in narrow layout */
}

.left-column .knowledge-grid {
  grid-template-columns: repeat(3, 1fr);
}

/* Right Sticky Column */
.right-column {
  position: relative;
}

.sticky-sidebar {
  position: sticky;
  top: 130px; /* Float 20px below scrolled header */
  height: fit-content;
}

/* Custom Profile Widget */
.profile-widget {
  background: var(--bg-card);
  backdrop-filter: blur(25px);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2.25rem 1.75rem;
  text-align: center;
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-normal);
}

.profile-widget:hover {
  border-color: rgba(0, 242, 254, 0.2);
  box-shadow: var(--glow-shadow), var(--glass-shadow);
  background: var(--bg-card-hover);
}

.profile-logo {
  width: 280px;
  height: auto;
  margin: 0 auto 1.5rem;
  display: block;
  filter: drop-shadow(0 0 3px rgba(255, 255, 255, 0.35)) brightness(1.2);
  transition: transform var(--transition-normal);
}

.profile-widget:hover .profile-logo {
  transform: scale(1.03);
}

.profile-contacts {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.contact-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-normal);
}

.contact-btn:hover {
  color: #00f2fe;
  background: rgba(0, 242, 254, 0.1);
  border-color: rgba(0, 242, 254, 0.3);
  transform: translateY(-2px);
  box-shadow: var(--glow-shadow);
}

.contact-btn svg {
  fill: currentColor;
  width: 20px;
  height: 20px;
}

/* Category Grid buttons matching the reference image layout */
.directory-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.dir-btn {
  background: rgba(8, 14, 30, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  padding: 1rem 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition-normal);
}

.dir-btn svg {
  width: 22px;
  height: 22px;
  color: #00f2fe;
  transition: transform var(--transition-normal);
}

.dir-btn:hover {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(0, 242, 254, 0.25);
  transform: translateY(-3px);
  box-shadow: var(--glow-shadow);
  color: #00f2fe;
}

.dir-btn:hover svg {
  transform: scale(1.1);
  color: #b176ff;
}

/* Responsiveness overrides for the layout wrapper */
@media (max-width: 1100px) {
  .main-wrapper {
    grid-template-columns: 1fr;
    gap: 3rem;
    margin-top: 110px;
  }
  
  .left-column .hero {
    text-align: center;
    padding-top: 40px;
  }
  
  .left-column .hero-content {
    margin: 0 auto;
  }
  
  .left-column .hero-glow {
    left: 50%;
  }
  
  .left-column .hero-subtitle {
    margin: 0 auto 2rem;
  }
  
  .left-column .hero-buttons {
    justify-content: center;
  }
  
  .left-column .section-header {
    text-align: center;
  }
  
  .left-column .section-header h2::after {
    margin: 0.75rem auto 0;
  }
  
  .left-column .content-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .left-column .knowledge-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .sticky-sidebar {
    position: static;
    max-width: 480px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .left-column .content-grid {
    grid-template-columns: 1fr;
  }
  
  .left-column .knowledge-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ==========================================================================
   ARTICLE INTERNALS & SHORTCODE STYLING (SPEEDWORLD CUSTOM CLASSES)
   ========================================================================== */

.article-body h2 {
  font-size: 1.6rem;
  margin: 36px 0 16px;
  border-left: 4px solid #00f2fe;
  padding-left: 12px;
  background: linear-gradient(90deg, rgba(0, 242, 254, 0.03) 0%, transparent 100%);
  padding-top: 6px;
  padding-bottom: 6px;
  scroll-margin-top: 100px;
}

.article-body h3 {
  font-size: 1.25rem;
  margin: 28px 0 12px;
  color: #00f2fe;
  scroll-margin-top: 100px;
}

.article-body p {
  margin-bottom: 20px;
  color: #d1d5db;
  text-align: justify;
}

.highlight-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  margin: 24px 0;
  border-left: 4px solid #b176ff;
}

.highlight-box.cyan {
  border-left-color: #00f2fe;
}

.toc-container {
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  margin: 32px 0;
}

.toc-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: #00f2fe;
  display: flex;
  align-items: center;
  gap: 8px;
}

.toc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.toc-item a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.toc-item a:hover {
  color: #00f2fe;
  transform: translateX(4px);
}

.diagram-container {
  margin: 32px 0;
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.diagram-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
}

.diagram-img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.comp-table-wrapper {
  margin: 32px 0;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: rgba(13, 22, 45, 0.3);
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
  text-align: left;
}

.comp-table th {
  background: rgba(255, 255, 255, 0.02);
  color: #00f2fe;
  padding: 14px 16px;
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
}

.comp-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
}

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

.buy-btn {
  display: inline-block;
  padding: 6px 16px;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.85rem;
  border-radius: 6px;
  background: var(--primary-gradient);
  color: #050a15 !important;
  text-align: center;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px rgba(0, 242, 254, 0.2);
}

.buy-btn:hover {
  box-shadow: 0 4px 12px rgba(0, 242, 254, 0.4);
  transform: translateY(-1px);
}

.pro-con-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin: 24px 0;
}

.pro-box, .con-box {
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  border-top: 4px solid var(--accent-green);
}

.con-box {
  border-top-color: var(--accent-red);
}

.pro-box h3, .con-box h3 {
  font-size: 1.2rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.pro-list, .con-list {
  list-style: none !important;
  padding-left: 0 !important;
}

.pro-list li, .con-list li {
  margin-bottom: 10px;
  font-size: 0.95rem;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.pro-list li::before {
  content: '✓';
  color: var(--accent-green);
  font-weight: bold;
}

.con-list li::before {
  content: '✗';
  color: var(--accent-red);
  font-weight: bold;
}

.cta-banner {
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.05) 0%, rgba(177, 118, 255, 0.05) 100%);
  border: 1px solid rgba(0, 242, 254, 0.2);
  border-radius: 16px;
  padding: 32px;
  margin: 40px 0;
  text-align: center;
  box-shadow: var(--glow-shadow);
}

.cta-banner h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.cta-banner p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-size: 1rem;
}

@media (max-width: 768px) {
  .pro-con-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   CITE & SHARE AND DISCUSSION COMMENTS WIDGETS
   ========================================================================== */

/* Cite & Share Widget */
.share-widget {
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  margin: 3rem 0 2rem;
}

.share-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.share-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-title);
  font-size: 1.15rem;
  color: var(--text-primary);
  font-weight: 700;
}

.share-title svg {
  color: #00f2fe;
}

.share-tabs {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  list-style: none;
}

.share-tab {
  padding: 0.4rem 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  background: rgba(255, 255, 255, 0.02);
}

.share-tab.active {
  background: #2563eb;
  color: #ffffff;
  border-color: #2563eb;
}

.share-tab:not(.active):hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.share-input-group {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.share-text {
  flex: 1;
  background: rgba(8, 14, 30, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
  resize: none;
  height: 44px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 26px;
}

.copy-btn {
  background: #2563eb;
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 0 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
}

.share-footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 1rem;
}

.share-footer svg {
  color: var(--accent-green);
  flex-shrink: 0;
}

/* Discussion / Comment Widget */
.comments-widget {
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  margin: 2rem 0;
}

.comments-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 1rem;
}

.comments-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-title);
  font-size: 1.35rem;
  color: var(--text-primary);
  font-weight: 700;
}

.comments-title svg {
  color: #00f2fe;
}

.comments-count {
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.15);
  color: #00f2fe;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.comment-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: rgba(8, 14, 30, 0.4);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.5rem;
}

.comment-textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1rem;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  resize: vertical;
  min-height: 100px;
}

.comment-textarea:focus, .comment-input:focus {
  outline: none;
  border-color: #00f2fe;
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.1);
}

.comment-meta-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.comment-input {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
}

.comment-form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
}

.comment-rules {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.comment-submit-btn {
  background: #2563eb;
  color: #ffffff;
  border: none;
  border-radius: 8px;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.comment-submit-btn:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

@media (max-width: 600px) {
  .comment-meta-inputs {
    grid-template-columns: 1fr;
  }
}