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

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.8);
  --text-primary: #ffffff;
  --text-secondary: #a0aec0;
  --accent: #00d4ff;
  --accent2: #7c3aed;
  --gradient: linear-gradient(135deg, #00d4ff 0%, #7c3aed 50%, #f43f5e 100%);
  --gradient-btn: linear-gradient(135deg, #00d4ff, #7c3aed);
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
  --radius: 16px;
  --radius-sm: 10px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
    'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Animated Background ===== */
.bg-animation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.bg-animation::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 20%, rgba(0, 212, 255, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(124, 58, 237, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 50% 80%, rgba(244, 63, 94, 0.04) 0%, transparent 50%);
  animation: bgFloat 20s ease-in-out infinite;
}

@keyframes bgFloat {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
  33% {
    transform: translate(2%, -1%) rotate(1deg);
  }
  66% {
    transform: translate(-1%, 1%) rotate(-1deg);
  }
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: rgba(10, 14, 23, 0.75);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.nav-logo .logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--gradient-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 4px 15px rgba(0, 212, 255, 0.3);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: color 0.3s;
  position: relative;
}

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

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.nav-cta {
  padding: 10px 24px;
  background: var(--gradient-btn);
  color: #fff !important;
  border-radius: 50px;
  font-weight: 600 !important;
  font-size: 0.9rem !important;
  transition: all 0.3s !important;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.25);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4) !important;
}

.nav-cta::after {
  display: none !important;
}

/* Mobile menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: 0.3s;
}

/* ===== Button Styles ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #fff;
  box-shadow: 0 4px 25px rgba(0, 212, 255, 0.3);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 35px rgba(0, 212, 255, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
}
.btn-outline:hover {
  border-color: var(--accent);
  background: rgba(0, 212, 255, 0.05);
}

.btn-lg {
  padding: 18px 42px;
  font-size: 1.1rem;
}

/* ===== Hero Section ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 24px;
}

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

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.6);
  }
  50% {
    opacity: 0.6;
    box-shadow: 0 0 0 12px rgba(0, 212, 255, 0);
  }
}

.hero h1 {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

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

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 460px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
}

.hero-stat h3 {
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

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

.hero-card {
  width: 340px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
  position: relative;
  z-index: 2;
  box-shadow: var(--shadow);
}

.hero-card .card-glow {
  position: absolute;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.25), transparent);
  top: -60px;
  right: -60px;
  border-radius: 50%;
  z-index: -1;
  filter: blur(40px);
}

.hero-card .speed-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  background: rgba(0, 212, 255, 0.12);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-card .speed-value {
  font-size: 4rem;
  font-weight: 900;
  letter-spacing: -3px;
  line-height: 1;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-card .speed-unit {
  font-size: 1rem;
  color: var(--text-secondary);
}

.hero-card .server-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-card .server-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  font-size: 0.9rem;
}

.server-item .ping {
  color: #22c55e;
  font-weight: 600;
  font-size: 0.85rem;
}

.hero-orb {
  position: absolute;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  border: 2px solid rgba(124, 58, 237, 0.15);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.6);
  z-index: 0;
  animation: orbRotate 15s linear infinite;
}

.hero-orb::before {
  content: '';
  position: absolute;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent2);
  top: -12px;
  left: 50%;
  box-shadow: 0 0 30px rgba(124, 58, 237, 0.6);
}

@keyframes orbRotate {
  from {
    transform: translate(-50%, -50%) scale(0.6) rotate(0deg);
  }
  to {
    transform: translate(-50%, -50%) scale(0.6) rotate(360deg);
  }
}

/* ===== Section Common ===== */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  padding: 4px 16px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ===== Features ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card:hover {
  border-color: rgba(0, 212, 255, 0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(0, 212, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ===== Plans ===== */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.plan-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 30px;
  position: relative;
  transition: all 0.3s ease;
}

.plan-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.plan-card.featured {
  border-color: rgba(0, 212, 255, 0.3);
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.04) 0%, rgba(124, 58, 237, 0.04) 100%);
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.08);
}

.plan-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 20px;
  background: var(--gradient-btn);
  color: #fff;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.plan-name {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.plan-price {
  margin-bottom: 24px;
}

.plan-price .amount {
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: -2px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.plan-features li .check {
  color: #22c55e;
  font-size: 1rem;
}

.plan-card .btn {
  width: 100%;
  justify-content: center;
}

.plan-card.featured .btn {
  background: var(--gradient-btn);
  box-shadow: 0 4px 25px rgba(0, 212, 255, 0.3);
}

/* ===== Global Nodes ===== */
.nodes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.node-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: all 0.3s;
}

.node-card:hover {
  border-color: rgba(0, 212, 255, 0.3);
  transform: translateY(-3px);
}

.node-flag {
  font-size: 2rem;
}

.node-info h4 {
  font-size: 0.95rem;
  font-weight: 600;
}

.node-info span {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.node-status {
  margin-left: auto;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.5);
}

/* ===== CTA Section ===== */
.cta {
  text-align: center;
  padding: 120px 0;
}

.cta h2 {
  font-size: 2.8rem;
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.cta h2 .highlight {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 36px;
}

/* ===== Footer ===== */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
}

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

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.footer-brand .footer-logo span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 12px;
  transition: color 0.3s;
}
.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ===== Download Page ===== */
.download-hero {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 100px;
}

.download-hero h1 {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 16px;
}

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

.download-hero p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 48px;
}

.download-platforms {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.platform-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 24px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: pointer;
}

.platform-card:hover {
  border-color: rgba(0, 212, 255, 0.4);
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.platform-icon {
  font-size: 3.5rem;
  margin-bottom: 20px;
}

.platform-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.platform-card .version {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.platform-card .btn {
  width: 100%;
  justify-content: center;
  font-size: 0.9rem;
  padding: 12px 20px;
}

.platform-card .btn-primary {
  background: var(--gradient-btn);
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.25);
}

/* Download steps */
.download-steps {
  padding: 100px 0;
}

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

.step-card {
  text-align: center;
  padding: 36px 24px;
}

.step-number {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 auto 20px;
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.step-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

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

/* FAQ */
.faq-section {
  padding: 80px 0;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 22px 28px;
  transition: all 0.3s;
}

.faq-item:hover {
  border-color: rgba(0, 212, 255, 0.25);
}

.faq-item summary {
  font-weight: 600;
  cursor: pointer;
  font-size: 1rem;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--accent);
  transition: transform 0.3s;
}

.faq-item[open] summary::after {
  content: '−';
  transform: rotate(180deg);
}

.faq-item p {
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ===== 404 Page ===== */
.page-404 {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 100px 24px;
  position: relative;
}

.page-404 .error-code {
  font-size: 12rem;
  font-weight: 900;
  line-height: 1;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -6px;
  position: relative;
}

.page-404 .error-subtitle {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.page-404 .error-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 36px;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
}

.page-404 .error-buttons {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Floating orbs for 404 */
.floating-orbs {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: -1;
}

.floating-orbs::before,
.floating-orbs::after {
  content: '';
  position: absolute;
  border-radius: 50%;
}

.floating-orbs::before {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.08), transparent);
  top: 10%;
  left: 10%;
  animation: floatOrb 8s ease-in-out infinite;
}

.floating-orbs::after {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.08), transparent);
  bottom: 15%;
  right: 15%;
  animation: floatOrb 6s ease-in-out infinite reverse;
}

@keyframes floatOrb {
  0%,
  100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(40px, -30px);
  }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-desc {
    max-width: 100%;
  }
  .hero-buttons {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
  }
  .hero-visual {
    order: -1;
  }
  .hero h1 {
    font-size: 2.5rem;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .plans-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
  .nodes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .download-platforms {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .hero-stats {
    gap: 20px;
    flex-wrap: wrap;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .nodes-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
  .download-platforms {
    grid-template-columns: 1fr;
    max-width: 340px;
    margin: 0 auto;
  }
  .download-hero h1 {
    font-size: 2rem;
  }
  .section-header h2 {
    font-size: 1.8rem;
  }
  .cta h2 {
    font-size: 2rem;
  }
  .page-404 .error-code {
    font-size: 8rem;
  }
}