/* ===== NordVPN 官网 - 全局样式 ===== */
:root {
  --primary: #3B6FF5;
  --primary-dark: #2857D6;
  --primary-light: #6B93F8;
  --accent: #00D4AA;
  --dark: #121826;
  --dark-2: #1C2333;
  --gray-800: #2D3748;
  --gray-600: #4A5568;
  --gray-400: #A0AEC0;
  --gray-200: #E2E8F0;
  --gray-100: #F7FAFC;
  --white: #FFFFFF;
  --gradient-1: linear-gradient(135deg, #3B6FF5 0%, #6B93F8 50%, #00D4AA 100%);
  --gradient-2: linear-gradient(135deg, #121826 0%, #1C2333 100%);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.16);
  --shadow-glow: 0 0 30px rgba(59, 111, 245, 0.3);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

/* ===== 容器 ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-1);
  color: var(--white);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 40px rgba(59, 111, 245, 0.45);
}

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

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

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 18px;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 10px 24px;
  font-size: 14px;
}

/* ===== 导航栏 ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: var(--transition);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--dark);
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: var(--gradient-1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--gray-600);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
}

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

.nav-links a:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--dark);
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  margin: 5px 0;
  transition: var(--transition);
  border-radius: 2px;
}

/* ===== Hero 区域 ===== */
.hero {
  padding: 140px 0 100px;
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(59, 111, 245, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 212, 170, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  color: var(--white);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: rgba(59, 111, 245, 0.2);
  border: 1px solid rgba(59, 111, 245, 0.3);
  border-radius: 50px;
  font-size: 13px;
  color: var(--primary-light);
  margin-bottom: 24px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-content h1 {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-content h1 .highlight {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 18px;
  color: var(--gray-400);
  margin-bottom: 32px;
  max-width: 480px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  align-items: center;
  gap: 16px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-stat h3 {
  font-size: 28px;
  font-weight: 700;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat p {
  font-size: 13px;
  color: var(--gray-400);
  margin-bottom: 0;
  margin-top: 4px;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-globe {
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: var(--gradient-1);
  opacity: 0.1;
  position: absolute;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}

.hero-card {
  position: relative;
  z-index: 1;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 40px;
  text-align: center;
  width: 320px;
}

.hero-card .shield-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: var(--gradient-1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}

.hero-card h4 {
  color: var(--white);
  font-size: 18px;
  margin-bottom: 8px;
}

.hero-card p {
  color: var(--gray-400);
  font-size: 14px;
  margin-bottom: 0;
}

.hero-card .status-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.hero-card .status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
}

.hero-card .status-dot:nth-child(2) { animation-delay: 0.1s; }
.hero-card .status-dot:nth-child(3) { animation-delay: 0.2s; }
.hero-card .status-dot:nth-child(4) { animation-delay: 0.3s; }
.hero-card .status-dot:nth-child(5) { animation-delay: 0.4s; }

/* ===== 功能特性 ===== */
.features {
  padding: 100px 0;
  background: var(--white);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header h2 {
  font-size: 38px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.section-header p {
  font-size: 18px;
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
}

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

.feature-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-icon {
  width: 52px;
  height: 52px;
  background: rgba(59, 111, 245, 0.08);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--primary);
  transition: var(--transition);
}

.feature-card:hover .feature-icon {
  background: var(--gradient-1);
  color: var(--white);
}

.feature-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--dark);
}

.feature-card p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
}

/* ===== 统计条 ===== */
.stats-bar {
  padding: 60px 0;
  background: var(--dark);
}

.stats-bar .container {
  display: flex;
  justify-content: space-around;
  text-align: center;
}

.stat-item h3 {
  font-size: 36px;
  font-weight: 800;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item p {
  color: var(--gray-400);
  font-size: 14px;
  margin-top: 6px;
}

/* ===== 服务器覆盖 ===== */
.servers {
  padding: 100px 0;
  background: var(--gray-100);
}

.servers-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.servers-info h2 {
  font-size: 38px;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.servers-info p {
  font-size: 16px;
  color: var(--gray-600);
  margin-bottom: 32px;
  line-height: 1.7;
}

.server-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.server-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--white);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.server-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.server-item .flag {
  font-size: 24px;
}

.server-item .name {
  flex: 1;
  font-weight: 600;
  font-size: 15px;
}

.server-item .speed {
  color: var(--accent);
  font-weight: 600;
  font-size: 14px;
}

.server-item .status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.servers-map {
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-visual {
  width: 100%;
  height: 360px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 111, 245, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 111, 245, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}

.map-dots {
  position: relative;
  z-index: 1;
}

.map-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(59, 111, 245, 0.6);
  animation: map-pulse 3s ease-in-out infinite;
}

@keyframes map-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(2); opacity: 0.5; }
}

.map-center-text {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--dark);
}

.map-center-text .big {
  font-size: 48px;
  font-weight: 800;
  display: block;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.map-center-text .sub {
  font-size: 14px;
  color: var(--gray-600);
}

/* ===== 价格方案 ===== */
.pricing {
  padding: 100px 0;
  background: var(--white);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pricing-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.03);
}

.pricing-card:hover {
  box-shadow: var(--shadow-md);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-1);
  color: var(--white);
  padding: 6px 20px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.pricing-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--dark);
}

.pricing-card .price {
  margin-bottom: 24px;
}

.pricing-card .price .amount {
  font-size: 44px;
  font-weight: 800;
  color: var(--dark);
}

.pricing-card .price .currency {
  font-size: 20px;
  font-weight: 600;
  vertical-align: top;
  margin-right: 2px;
}

.pricing-card .price .period {
  font-size: 14px;
  color: var(--gray-600);
}

.pricing-card .price .original {
  font-size: 14px;
  color: var(--gray-400);
  text-decoration: line-through;
  margin-left: 6px;
}

.pricing-features {
  text-align: left;
  margin-bottom: 28px;
}

.pricing-features li {
  padding: 8px 0;
  font-size: 14px;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-features li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ===== 页脚 ===== */
.footer {
  background: var(--dark);
  padding: 60px 0 30px;
  color: var(--gray-400);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  margin-bottom: 16px;
  color: var(--white);
}

.footer-brand p {
  font-size: 13px;
  max-width: 280px;
  line-height: 1.7;
}

.footer-col h4 {
  color: var(--white);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 16px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  font-size: 13px;
  color: var(--gray-400);
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--white);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
}

.footer-bottom .links {
  display: flex;
  gap: 24px;
}

.footer-bottom .links a {
  color: var(--gray-400);
  transition: var(--transition);
}

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

/* ===== CTA 区域 ===== */
.cta-section {
  padding: 100px 0;
  background: var(--dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 111, 245, 0.2) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  font-size: 38px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.cta-section p {
  font-size: 18px;
  color: var(--gray-400);
  margin-bottom: 32px;
}

/* ===== 下载页 ===== */
.download-hero {
  padding: 140px 0 80px;
  background: var(--dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(59, 111, 245, 0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.download-hero h1 {
  position: relative;
  z-index: 1;
  font-size: 42px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.download-hero p {
  position: relative;
  z-index: 1;
  font-size: 18px;
  color: var(--gray-400);
}

.download-platforms {
  padding: 80px 0;
}

.platforms-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.platform-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}

.platform-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.platform-card.recommended {
  border-color: var(--primary);
  position: relative;
}

.platform-card.recommended::after {
  content: '推荐';
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--gradient-1);
  color: var(--white);
  padding: 3px 12px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
}

.platform-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: rgba(59, 111, 245, 0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  transition: var(--transition);
}

.platform-card:hover .platform-icon {
  background: var(--primary);
  color: var(--white);
}

.platform-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}

.platform-card .version {
  font-size: 13px;
  color: var(--gray-600);
  margin-bottom: 16px;
}

.platform-card .file-size {
  font-size: 12px;
  color: var(--gray-400);
  margin-bottom: 16px;
}

.download-notes {
  background: var(--gray-100);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
}

.download-notes h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.download-notes p {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 6px;
}

.download-notes a {
  color: var(--primary);
  font-weight: 500;
}

/* ===== 404 页 ===== */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--dark);
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: 40px 24px;
}

.error-page::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59, 111, 245, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.error-page::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 212, 170, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.error-content {
  position: relative;
  z-index: 1;
}

.error-code {
  font-size: 180px;
  font-weight: 900;
  line-height: 1;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.error-icon {
  font-size: 64px;
  margin-bottom: 20px;
  display: block;
}

.error-content h1 {
  font-size: 28px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.error-content p {
  font-size: 16px;
  color: var(--gray-400);
  max-width: 460px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.error-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.error-animation {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
}

.error-orb {
  position: absolute;
  border-radius: 50%;
  opacity: 0.06;
  animation: error-float 8s ease-in-out infinite;
}

.error-orb:nth-child(1) {
  width: 300px;
  height: 300px;
  background: var(--primary);
  top: 10%;
  left: 5%;
  animation-delay: 0s;
}

.error-orb:nth-child(2) {
  width: 200px;
  height: 200px;
  background: var(--accent);
  bottom: 15%;
  right: 10%;
  animation-delay: -3s;
}

.error-orb:nth-child(3) {
  width: 250px;
  height: 250px;
  background: var(--primary-light);
  top: 50%;
  left: 60%;
  animation-delay: -5s;
}

@keyframes error-float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -20px) scale(1.1); }
  50% { transform: translate(-20px, 30px) scale(0.9); }
  75% { transform: translate(-30px, -30px) scale(1.05); }
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .platforms-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .servers-content { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu-btn { display: block; }
  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-md);
  }

  .hero { padding: 100px 0 60px; }
  .hero .container { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-content h1 { font-size: 32px; }
  .hero-content p { max-width: 100%; }
  .hero-buttons { justify-content: center; flex-wrap: wrap; }
  .hero-stats { justify-content: center; }
  .hero-visual { order: -1; }
  .hero-globe { width: 250px; height: 250px; }

  .features-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .pricing-card.popular { transform: none; }
  .platforms-grid { grid-template-columns: 1fr; max-width: 360px; margin: 0 auto 40px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .stats-bar .container { flex-wrap: wrap; gap: 30px; }
  .download-hero h1 { font-size: 30px; }
  .error-code { font-size: 120px; }
  .section-header h2 { font-size: 28px; }
  .servers-info h2 { font-size: 28px; }
}