/* ==========================================================================
   Viking Cloud (vikinglink.cyou) - Bright Modern Clean Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Noto+Sans+SC:wght@300;400;500;700;900&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --bg-dark: #f8fafc;
  --bg-card: rgba(255, 255, 255, 0.92);
  --bg-card-hover: rgba(255, 255, 255, 1);
  --border-color: rgba(226, 232, 240, 0.8);
  --border-glow: rgba(2, 132, 199, 0.4);
  
  --primary-cyan: #0284c7;
  --primary-blue: #2563eb;
  --accent-violet: #6366f1;
  --accent-emerald: #059669;
  --accent-gold: #d97706;
  
  --gradient-main: linear-gradient(135deg, #0284c7 0%, #2563eb 50%, #4f46e5 100%);
  --gradient-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);
  
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #64748b;
  
  --shadow-glow: 0 10px 30px -10px rgba(2, 132, 199, 0.25);
  --shadow-card: 0 10px 30px -10px rgba(15, 23, 42, 0.08);
  
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --font-sans: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

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

body {
  background-color: #f8fafc;
  background-image: 
    radial-gradient(at 10% 0%, rgba(56, 189, 248, 0.15) 0px, transparent 50%),
    radial-gradient(at 90% 100%, rgba(99, 102, 241, 0.12) 0px, transparent 50%);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Background Animated Gradient Mesh & Subtle Crown Watermarks */
.bg-glow-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.bg-glow-1 {
  position: absolute;
  top: -15%;
  left: 10%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.12) 0%, rgba(255, 255, 255, 0) 70%);
  border-radius: 50%;
  filter: blur(100px);
}

.bg-glow-2 {
  position: absolute;
  bottom: 10%;
  right: 5%;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, rgba(255, 255, 255, 0) 70%);
  border-radius: 50%;
  filter: blur(110px);
}

.bg-crown {
  position: absolute;
  color: rgba(2, 132, 199, 0.04);
  pointer-events: none;
  z-index: 0;
  filter: blur(1px);
  user-select: none;
}

.bg-crown-1 {
  top: 10%;
  left: 5%;
  font-size: 18rem;
  transform: rotate(-15deg);
}

.bg-crown-2 {
  top: 45%;
  right: 4%;
  font-size: 22rem;
  color: rgba(99, 102, 241, 0.04);
  transform: rotate(18deg);
}

.bg-crown-3 {
  bottom: 8%;
  left: 12%;
  font-size: 16rem;
  color: rgba(2, 132, 199, 0.04);
  transform: rotate(-8deg);
}

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  font-weight: 800;
  line-height: 1.25;
}

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  background: rgba(2, 132, 199, 0.1);
  border: 1px solid rgba(2, 132, 199, 0.25);
  color: var(--primary-cyan);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 60px auto;
}

.section-header h2 {
  font-size: 2.35rem;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gradient-main);
  color: #ffffff;
  font-weight: 800;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.5);
}

.btn-secondary {
  background: #ffffff;
  color: var(--text-main);
  border: 1px solid #cbd5e1;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.btn-secondary:hover {
  background: #f1f5f9;
  border-color: #94a3b8;
  transform: translateY(-3px);
}

.btn-recommend {
  background: var(--gradient-emerald);
  color: #ffffff;
  font-size: 0.95rem;
  padding: 9px 22px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.35);
  font-weight: 700;
}

.btn-recommend:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(16, 185, 129, 0.5);
}

.btn-sm {
  padding: 9px 20px;
  font-size: 0.92rem;
  border-radius: var(--radius-sm);
}

/* Header Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all 0.3s ease;
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.25);
}

.brand-text {
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 4px;
}

.brand-text span {
  color: #ffffff;
  background: linear-gradient(135deg, #0284c7, #2563eb);
  padding: 2px 10px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  color: #334155;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #0f172a;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 170px 0 100px 0;
  position: relative;
  text-align: center;
}

.hero-content {
  max-width: 960px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 22px;
  border-radius: var(--radius-full);
  background: rgba(2, 132, 199, 0.08);
  border: 1px solid rgba(2, 132, 199, 0.2);
  color: var(--primary-cyan);
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 28px;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--primary-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary-cyan);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.35); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: 3.6rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  line-height: 1.15;
  color: #0f172a;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  margin-bottom: 36px;
}

.stat-item h4 {
  font-size: 2.1rem;
  font-weight: 900;
  color: var(--primary-cyan);
}

.stat-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Node Status Realtime Dashboard Widget */
.node-status-widget {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(2, 132, 199, 0.2);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  backdrop-filter: blur(16px);
  text-align: left;
  box-shadow: 0 15px 35px -10px rgba(15, 23, 42, 0.08);
}

.widget-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 18px;
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 12px;
}

.status-live-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  margin-right: 8px;
  box-shadow: 0 0 10px var(--accent-emerald);
}

.refresh-time {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--primary-cyan);
}

.widget-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.node-ping-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.node-flag {
  font-size: 0.85rem;
  color: var(--text-main);
  font-weight: 700;
}

.node-latency {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.latency-green {
  color: #059669;
}

/* Features Grid */
.features-section {
  padding: 100px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(2, 132, 199, 0.4);
  box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.15);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(2, 132, 199, 0.1);
  color: var(--primary-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 24px;
}

.feature-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: #0f172a;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Pricing Grid */
.pricing-section {
  padding: 100px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all 0.35s ease;
  box-shadow: var(--shadow-card);
}

.pricing-card:hover {
  transform: translateY(-6px);
  border-color: rgba(2, 132, 199, 0.4);
}

.pricing-card.popular {
  border-color: #0284c7;
  background: #ffffff;
  box-shadow: 0 20px 45px -10px rgba(2, 132, 199, 0.22);
  transform: scale(1.04);
}

.pricing-card.popular:hover {
  transform: scale(1.06) translateY(-4px);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-main);
  color: #ffffff;
  font-size: 0.78rem;
  font-weight: 900;
  padding: 5px 18px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
}

.pricing-header h3 {
  font-size: 1.35rem;
  margin-bottom: 8px;
  color: #0f172a;
}

.pricing-header .plan-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  min-height: 42px;
}

.price-box {
  margin: 24px 0;
}

.price-box .currency {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-cyan);
}

.price-box .amount {
  font-size: 2.6rem;
  font-weight: 900;
  color: #0f172a;
}

.price-box .period {
  font-size: 0.9rem;
  color: var(--text-dim);
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-features li i {
  color: var(--primary-cyan);
  font-size: 0.95rem;
}

/* Articles Section */
.articles-section {
  padding: 100px 0;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.article-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.35s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-card);
}

.article-card:hover {
  transform: translateY(-6px);
  border-color: rgba(2, 132, 199, 0.4);
  box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.12);
}

.article-category {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.article-card h3 {
  font-size: 1.18rem;
  margin-bottom: 12px;
  line-height: 1.4;
}

.article-card h3 a {
  color: #0f172a;
  text-decoration: none;
  transition: color 0.2s ease;
}

.article-card h3 a:hover {
  color: var(--primary-cyan);
}

.article-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  line-height: 1.6;
}

.article-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #e2e8f0;
  padding-top: 16px;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.read-more-link {
  color: var(--primary-cyan);
  text-decoration: none;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.read-more-link:hover {
  text-decoration: underline;
}

/* User Reviews Section */
.reviews-section {
  padding: 100px 0;
  background: rgba(241, 245, 249, 0.6);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.review-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-card);
}

.review-stars {
  color: #d97706;
  margin-bottom: 16px;
  font-size: 1rem;
}

.review-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-style: italic;
  margin-bottom: 20px;
  line-height: 1.65;
}

.review-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-main);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.user-info h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #0f172a;
}

.user-info p {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* FAQ Accordion */
.faq-section {
  padding: 100px 0;
}

.faq-container {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-card);
}

.faq-question {
  width: 100%;
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  color: #0f172a;
  font-size: 1.05rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.faq-question i {
  color: var(--primary-cyan);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  background: #f8fafc;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 28px 22px 28px;
}

.faq-answer p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* CTA Banner */
.cta-banner {
  padding: 80px 0;
  margin-bottom: 60px;
}

.cta-box {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.08) 0%, rgba(99, 102, 241, 0.12) 100%);
  border: 1px solid rgba(2, 132, 199, 0.25);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  box-shadow: var(--shadow-card);
}

.cta-box h2 {
  font-size: 2.35rem;
  margin-bottom: 16px;
  color: #0f172a;
}

.cta-box p {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 680px;
  margin: 0 auto 32px auto;
}

/* Article Detail Page Styles */
.article-header {
  padding: 160px 0 60px 0;
  text-align: center;
}

.article-header h1 {
  font-size: 2.75rem;
  max-width: 900px;
  margin: 0 auto 20px auto;
  line-height: 1.25;
  color: #0f172a;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.article-body {
  max-width: 880px;
  margin: 0 auto 100px auto;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-lg);
  padding: 48px;
  line-height: 1.85;
  box-shadow: var(--shadow-card);
}

.article-body h2 {
  font-size: 1.75rem;
  margin: 40px 0 20px 0;
  color: var(--primary-cyan);
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 10px;
}

.article-body h3 {
  font-size: 1.35rem;
  margin: 28px 0 14px 0;
  color: #0f172a;
}

.article-body p {
  color: #334155;
  margin-bottom: 20px;
  font-size: 1.05rem;
}

.article-body ul, .article-body ol {
  margin: 0 0 24px 24px;
  color: #334155;
}

.article-body li {
  margin-bottom: 8px;
}

.article-body blockquote {
  border-left: 4px solid var(--primary-cyan);
  background: rgba(2, 132, 199, 0.06);
  padding: 18px 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 24px 0;
  color: var(--text-main);
  font-style: italic;
}

.internal-link {
  color: var(--primary-cyan);
  text-decoration: underline;
  font-weight: 700;
}

.internal-link:hover {
  color: #0284c7;
}

.article-cta-box {
  background: linear-gradient(135deg, rgba(2,132,199,0.08) 0%, rgba(37,99,235,0.08) 100%);
  border: 1px solid rgba(2,132,199,0.25);
  padding: 30px;
  border-radius: var(--radius-md);
  text-align: center;
  margin: 40px 0;
}

/* Footer & Friendly PBN Links (Task 2 Specs) */
footer {
  background: #0f172a;
  border-top: 1px solid #1e293b;
  padding: 50px 0 30px 0;
  text-align: center;
  color: #f8fafc;
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer-brand {
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.footer-brand img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.footer-brand span {
  font-weight: 800;
  font-size: 1.15rem;
  color: #ffffff;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: #38bdf8;
}

.pbn-links-area {
  margin: 24px auto 20px auto;
  padding-top: 20px;
  border-top: 1px dashed rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 0.82rem;
  color: #94a3b8;
}

.pbn-links-area span {
  color: #94a3b8;
}

.pbn-links-area a {
  color: #cbd5e1;
  text-decoration: none;
  transition: color 0.2s ease;
}

.pbn-links-area a:hover {
  color: #38bdf8;
  text-decoration: underline;
}

.footer-copy {
  color: #64748b;
  font-size: 0.85rem;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-title { font-size: 2.8rem; }
  .features-grid, .pricing-grid, .articles-grid, .reviews-grid, .widget-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-card.popular { transform: none; }
}

@media (max-width: 768px) {
  .navbar-container { height: 70px; }
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: #ffffff;
    flex-direction: column;
    padding: 40px 24px;
    transition: left 0.3s ease;
  }
  .nav-menu.active { left: 0; }
  .nav-toggle { display: block; }
  
  .hero { padding: 130px 0 60px 0; }
  .hero-title { font-size: 2.2rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .widget-grid { grid-template-columns: 1fr; }
  
  .features-grid, .pricing-grid, .articles-grid, .reviews-grid {
    grid-template-columns: 1fr;
  }
  
  .article-header h1 { font-size: 1.9rem; }
  .article-body { padding: 24px; }
}