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

:root {
  --primary-color: #00D4FF;
  --secondary-color: #1A1A1A;
  --accent-color: #FF6B35;
  --success-color: #00FF88;
  --warning-color: #FFB800;
  --text-primary: #FFFFFF;
  --text-secondary: #B0B0B0;
  --text-muted: #808080;
  --bg-primary: #0A0A0A;
  --bg-secondary: #1A1A1A;
  --bg-tertiary: #2A2A2A;
  --border-color: #333333;
  --gradient-primary: linear-gradient(135deg, #00D4FF 0%, #0099CC 100%);
  --gradient-secondary: linear-gradient(135deg, #FF6B35 0%, #CC4A00 100%);
  --gradient-accent: linear-gradient(135deg, #00FF88 0%, #00CC6A 100%);
  --gradient-hero: linear-gradient(135deg, #0A0A0A 0%, #1A1A1A 50%, #0A0A0A 100%);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.4);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  padding: 15px 0;
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(26, 26, 26, 0.98);
  box-shadow: var(--shadow-md);
}

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

.logo img {
  height: 40px;
  transition: transform 0.3s ease;
}

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

.navbar-menu {
  display: flex;
  list-style: none;
  gap: 30px;
}

.navbar-menu li a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 16px;
  transition: color 0.3s ease;
  position: relative;
}

.navbar-menu li a:hover {
  color: var(--primary-color);
}

.navbar-menu li a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

.navbar-menu li a:hover::after {
  width: 100%;
}

.auth-buttons {
  display: flex;
  gap: 15px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn::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;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

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

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

.btn-secondary:hover {
  background: var(--primary-color);
  color: var(--bg-primary);
}

.btn-login {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-login:hover {
  background: var(--primary-color);
  color: var(--bg-primary);
  border-color: var(--primary-color);
}

.btn-register {
  background: var(--gradient-secondary);
  color: var(--text-primary);
}

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

/* SERP Article Styles */
.serp-article {
  padding-top: 100px;
  min-height: 100vh;
  background: var(--gradient-hero);
  position: relative;
}

.serp-article::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 20%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(255, 107, 53, 0.05) 0%, transparent 50%);
  z-index: -1;
}

.article-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}

.article-header {
  margin-bottom: 60px;
  text-align: center;
  position: relative;
}

.article-header::after {
  content: '';
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.breadcrumb {
  margin-bottom: 25px;
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.breadcrumb a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
  position: relative;
}

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

.breadcrumb a::after {
  content: '>';
  margin: 0 8px;
  color: var(--text-muted);
}

.breadcrumb a:last-child::after {
  display: none;
}

.article-title {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 25px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 50%, var(--accent-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.article-meta {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 40px;
  font-size: 14px;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-secondary);
  padding: 8px 16px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.article-meta span:hover {
  border-color: var(--primary-color);
  background: rgba(0, 212, 255, 0.1);
}

.article-intro {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(0, 212, 255, 0.05) 100%);
  padding: 40px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  margin-bottom: 50px;
  font-size: 1.2rem;
  line-height: 1.8;
  position: relative;
  overflow: hidden;
}

.article-intro::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: var(--gradient-primary);
}

.article-intro p {
  margin: 0;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Table of Contents */
.toc {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(0, 212, 255, 0.05) 100%);
  padding: 30px;
  border-radius: 20px;
  margin-bottom: 50px;
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.toc::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: var(--gradient-primary);
}

.toc h3 {
  color: var(--primary-color);
  margin-bottom: 20px;
  font-size: 1.3rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.toc h3::before {
  content: '📋';
  font-size: 1.2rem;
}

.toc ul {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
}

.toc li {
  margin: 0;
}

.toc a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
  display: block;
  padding: 12px 20px;
  background: var(--bg-tertiary);
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 500;
  position: relative;
}

.toc a:hover {
  color: var(--primary-color);
  background: rgba(0, 212, 255, 0.1);
  border-color: var(--primary-color);
  transform: translateX(5px);
}

.toc a::before {
  content: '→';
  position: absolute;
  right: 15px;
  opacity: 0;
  transition: all 0.3s ease;
}

.toc a:hover::before {
  opacity: 1;
  transform: translateX(3px);
}

/* Content Sections */
.content-section {
  margin-bottom: 60px;
  background: var(--bg-secondary);
  padding: 40px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  position: relative;
  transition: all 0.3s ease;
}

.content-section:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.content-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 0 3px 3px 0;
}

.content-section h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 30px;
  color: var(--primary-color);
  position: relative;
  padding-left: 20px;
}

.content-section h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 30px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.content-section h3 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 25px;
  color: var(--text-primary);
  position: relative;
  padding-left: 15px;
}

.content-section h3::before {
  content: '▶';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-size: 0.8rem;
}

.content-section h4 {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.content-section h4::before {
  content: '•';
  color: var(--primary-color);
  font-size: 1.5rem;
}

.content-section p {
  margin-bottom: 25px;
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 1.05rem;
}

/* Feature Boxes */
.feature-box {
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, rgba(0, 212, 255, 0.05) 100%);
  padding: 30px;
  border-radius: 20px;
  margin: 30px 0;
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.feature-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-color);
}

.feature-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: var(--gradient-accent);
}

.feature-box h3 {
  color: var(--primary-color);
  margin-bottom: 20px;
  font-size: 1.4rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.feature-box h3::before {
  content: '⭐';
  font-size: 1.2rem;
}

.feature-box ul {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 12px;
}

.feature-box li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  padding-left: 30px;
  transition: all 0.3s ease;
}

.feature-box li:last-child {
  border-bottom: none;
}

.feature-box li:hover {
  background: rgba(0, 212, 255, 0.05);
  border-radius: 8px;
  padding-left: 35px;
}

.feature-box li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success-color);
  font-weight: bold;
  font-size: 1.2rem;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background: rgba(0, 255, 136, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Step Guides */
.step-guide {
  margin: 40px 0;
  background: var(--bg-tertiary);
  padding: 30px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  position: relative;
}

.step-guide::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 0 3px 3px 0;
}

.step-guide h3 {
  color: var(--primary-color);
  margin-bottom: 30px;
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.step-guide h3::before {
  content: '📋';
  font-size: 1.3rem;
}

.step {
  display: flex;
  margin-bottom: 30px;
  align-items: flex-start;
  background: var(--bg-secondary);
  padding: 25px;
  border-radius: 15px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
  position: relative;
}

.step:hover {
  transform: translateX(10px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.step:last-child {
  margin-bottom: 0;
}

.step-number {
  background: var(--gradient-primary);
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  margin-right: 25px;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.step-number::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  border: 2px solid rgba(0, 212, 255, 0.3);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(1.2); opacity: 0; }
}

.step-content {
  flex: 1;
}

.step-content h4 {
  margin-bottom: 15px;
  color: var(--text-primary);
  font-size: 1.3rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.step-content h4::before {
  content: '▶';
  color: var(--primary-color);
  font-size: 0.8rem;
}

.step-content p {
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.7;
  font-size: 1.05rem;
}

/* Feature Cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  margin: 30px 0;
}

.feature-card {
  background: var(--bg-secondary);
  padding: 25px;
  border-radius: 15px;
  text-align: center;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.feature-card h3 {
  color: var(--primary-color);
  margin-bottom: 15px;
  font-size: 1.2rem;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0;
}

/* Bonus Highlights */
.bonus-highlight {
  background: var(--gradient-primary);
  padding: 30px;
  border-radius: 15px;
  text-align: center;
  margin: 30px 0;
  color: white;
}

.bonus-amount {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 15px;
}

.bonus-breakdown {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.bonus-item {
  background: rgba(255, 255, 255, 0.1);
  padding: 15px;
  border-radius: 10px;
}

.bonus-item h4 {
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.bonus-item p {
  margin: 0;
  font-size: 0.9rem;
}

/* Tables */
.table-container {
  overflow-x: auto;
  margin: 20px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-secondary);
  border-radius: 10px;
  overflow: hidden;
}

th, td {
  padding: 15px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  background: var(--bg-tertiary);
  color: var(--primary-color);
  font-weight: 600;
}

td {
  color: var(--text-secondary);
}

/* Withdrawal Methods Grid */
.withdrawal-methods-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
  margin: 30px 0;
}

.method-card {
  background: var(--bg-secondary);
  padding: 25px;
  border-radius: 15px;
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.method-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.method-icon {
  font-size: 2.5rem;
  margin-bottom: 15px;
}

.method-card h3 {
  color: var(--primary-color);
  margin-bottom: 15px;
}

.method-details p {
  margin: 5px 0;
  font-size: 0.9rem;
}

.method-features {
  list-style: none;
  padding: 0;
  margin-top: 15px;
}

.method-features li {
  padding: 5px 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  position: relative;
  padding-left: 20px;
}

.method-features li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

/* Troubleshooting */
.troubleshooting-section {
  margin: 30px 0;
}

.issue {
  background: var(--bg-secondary);
  padding: 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  border-left: 4px solid var(--accent-color);
}

.issue h4 {
  color: var(--accent-color);
  margin-bottom: 15px;
}

.solution p {
  margin-bottom: 10px;
  font-weight: 600;
}

.solution ul {
  list-style: none;
  padding: 0;
}

.solution li {
  padding: 5px 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 20px;
}

.solution li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

/* Security Tips */
.security-tips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  margin: 30px 0;
}

.tip {
  background: var(--bg-secondary);
  padding: 25px;
  border-radius: 15px;
  border: 1px solid var(--border-color);
}

.tip h4 {
  color: var(--primary-color);
  margin-bottom: 15px;
}

.tip ul {
  list-style: none;
  padding: 0;
}

.tip li {
  padding: 5px 0;
  color: var(--text-secondary);
  position: relative;
  padding-left: 20px;
}

.tip li::before {
  content: '🔒';
  position: absolute;
  left: 0;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  padding: 50px;
  border-radius: 25px;
  text-align: center;
  margin: 60px 0;
  color: white;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.cta-section h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: white;
  font-weight: 800;
  position: relative;
  z-index: 1;
}

.cta-section p {
  font-size: 1.2rem;
  margin-bottom: 40px;
  color: rgba(255, 255, 255, 0.95);
  position: relative;
  z-index: 1;
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  gap: 25px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.cta-buttons .btn {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
  font-weight: 700;
  padding: 15px 30px;
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.cta-buttons .btn:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.cta-buttons .btn-primary {
  background: rgba(255, 255, 255, 0.9);
  color: var(--primary-color);
  border-color: white;
}

.cta-buttons .btn-primary:hover {
  background: white;
  color: var(--primary-color);
  transform: translateY(-3px) scale(1.05);
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 40px 0 20px;
  margin-top: 50px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 40px;
  align-items: start;
}

.footer-logo img {
  height: 50px;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: center;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.footer-copy {
  text-align: right;
}

.footer-copy p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0;
}

.footer-copy a {
  color: var(--primary-color);
  text-decoration: none;
}

/* Responsive Design */
@media (max-width: 768px) {
  .navbar-container {
    padding: 0 15px;
  }
  
  .navbar-menu {
    display: none;
  }
  
  .logo-text {
    font-size: 20px;
  }
  
  .logo-image {
    height: 28px;
  }
  
  .btn {
    padding: 8px 16px;
    font-size: 13px;
  }
  
  .article-title {
    font-size: 2.2rem;
  }
  
  .article-meta {
    flex-direction: column;
    gap: 15px;
  }
  
  .article-meta span {
    justify-content: center;
  }
  
  .content-section {
    padding: 25px;
    margin-bottom: 40px;
  }
  
  .content-section h2 {
    font-size: 1.8rem;
    padding-left: 15px;
  }
  
  .content-section h2::before {
    width: 3px;
    height: 25px;
  }
  
  .step {
    flex-direction: column;
    text-align: left;
    padding: 20px;
  }
  
  .step-number {
    margin-right: 0;
    margin-bottom: 20px;
    align-self: flex-start;
  }
  
  .step:hover {
    transform: translateX(0);
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .toc ul {
    grid-template-columns: 1fr;
  }
  
  .cta-section {
    padding: 30px 20px;
  }
  
  .cta-section h2 {
    font-size: 2rem;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .cta-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .article-intro {
    padding: 25px;
  }
  
  .feature-box {
    padding: 20px;
  }
  
  .step-guide {
    padding: 20px;
  }
}

@media (max-width: 480px) {
  .article-title {
    font-size: 1.8rem;
  }
  
  .content-section h2 {
    font-size: 1.5rem;
  }
  
  .content-section h3 {
    font-size: 1.3rem;
  }
  
  .step-number {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  
  .step-number::after {
    width: 50px;
    height: 50px;
  }
  
  .cta-section h2 {
    font-size: 1.8rem;
  }
  
  .cta-section p {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .article-container {
    padding: 0 15px;
  }
  
  .article-title {
    font-size: 1.8rem;
  }
  
  .step {
    flex-direction: column;
    text-align: center;
  }
  
  .step-number {
    margin: 0 auto 15px;
  }
  
  .cta-section {
    padding: 30px 20px;
  }
  
  .cta-section h2 {
    font-size: 1.5rem;
  }
}