:root {
  /* Brand Colors from User's Screenshot */
  --accent: #0EA5E9;
  --accent-hover: #0284C7;
  --bg-primary: #0C1222;
  --bg-surface: #1E293B;
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;

  /* Status Colors */
  --success: #22C55E;
  --warning: #F59E0B;
  --error: #EF4444;

  /* Typography & Layout */
  --font-main: 'Inter', sans-serif;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* Glassmorphism Variables */
  --glass-bg: rgba(30, 41, 59, 0.4);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Typography elements */
h1,
h2,
h3 {
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.highlight {
  color: var(--accent);
  text-shadow: 0 0 15px rgba(14, 165, 233, 0.4);
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

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

.section {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem auto;
}

.grid {
  display: grid;
  gap: 2rem;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: rgba(12, 18, 34, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  height: 80px;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.logo:hover img {
  transform: scale(1.1) rotate(5deg);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--accent);
  transition: width 0.3s ease;
}

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

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 14px 0 rgba(14, 165, 233, 0.39);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
}

.btn-secondary {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* Glass Cards */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--glass-shadow);
  padding: 2rem;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: rgba(14, 165, 233, 0.3);
}

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

.hero-bg-shapes {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}

.shape {
  position: absolute;
  filter: blur(100px);
  border-radius: 50%;
  opacity: 0.4;
  animation: float 20s infinite alternate;
}

.shape-1 {
  width: 500px;
  height: 500px;
  background: var(--accent);
  top: -100px;
  right: -100px;
}

.shape-2 {
  width: 300px;
  height: 300px;
  background: #6366f1;
  /* purple/indigo for nice blend */
  bottom: 10%;
  left: -50px;
  animation-delay: -10s;
}

@keyframes float {
  0% {
    transform: translate(0, 0) scale(1);
  }

  100% {
    transform: translate(-100px, 50px) scale(1.2);
  }
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.hero-text {
  flex: 1;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(34, 197, 94, 0.1);
  color: var(--success);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  }

  70% {
    box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
  }
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  margin-bottom: 2rem;
}

.features-mini {
  display: flex;
  gap: 1.5rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.features-mini span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.features-mini i {
  color: var(--accent);
}

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  position: relative;
  perspective: 1000px;
}

.mockup-card {
  width: 100%;
  max-width: 320px;
  height: 480px;
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  transform: rotateY(-15deg) rotateX(5deg);
  transform-style: preserve-3d;
  animation: hover-card 6s ease-in-out infinite alternate;
}

@keyframes hover-card {
  0% {
    transform: translateY(0px) rotateY(-15deg) rotateX(5deg);
  }

  100% {
    transform: translateY(-20px) rotateY(-5deg) rotateX(2deg);
  }
}

.mockup-header {
  background: rgba(0, 0, 0, 0.2);
  padding: 1rem;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mockup-header .circles {
  display: flex;
  gap: 6px;
  width: 50px;
  /* fixed width to balanceflex space */
}

.mockup-header .circles i {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--error);
}

.mockup-header .circles i:nth-child(2) {
  background: var(--warning);
}

.mockup-header .circles i:nth-child(3) {
  background: var(--success);
}

.mockup-header span {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  flex: 1;
  text-align: center;
  padding-right: 50px;
  /* same as circles width to keep text strictly centered */
}

.mockup-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  position: relative;
}

.connection-status {
  text-align: center;
  position: relative;
  z-index: 10;
}

.shield-icon {
  font-size: 4rem;
  color: var(--success);
  margin-bottom: 1rem;
  filter: drop-shadow(0 0 20px rgba(34, 197, 94, 0.4));
}

.status-text {
  color: var(--success);
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.ip-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

.btn-power {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 4px solid var(--success);
  color: var(--text-primary);
  font-size: 2rem;
  box-shadow: 0 0 30px rgba(34, 197, 94, 0.3), inset 0 0 20px rgba(0, 0, 0, 0.5);
  cursor: pointer;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.btn-power:hover {
  transform: scale(1.05);
  box-shadow: 0 0 40px rgba(34, 197, 94, 0.5), inset 0 0 10px rgba(0, 0, 0, 0.3);
}

/* Features Section */
.features-grid {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.feature-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.icon-wrapper {
  width: 56px;
  height: 56px;
  background: rgba(14, 165, 233, 0.1);
  color: var(--accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(14, 165, 233, 0.2);
  transition: all 0.3s ease;
}

.feature-card:hover .icon-wrapper {
  background: var(--accent);
  color: white;
  transform: scale(1.1) rotate(-5deg);
  box-shadow: 0 10px 20px rgba(14, 165, 233, 0.3);
}

/* Steps Section */
.steps-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

.step {
  text-align: center;
  padding: 2rem;
  position: relative;
  z-index: 2;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--glass-bg);
  border: 2px solid var(--accent);
  color: var(--accent);
  font-size: 1.5rem;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  box-shadow: 0 0 20px rgba(14, 165, 233, 0.2);
}

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

.faq-item {
  padding: 0;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.125rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  text-align: left;
  transition: background 0.3s ease;
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.03);
}

.faq-icon {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  color: var(--accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer p {
  padding: 0 2rem 1.5rem 2rem;
  margin: 0;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

.faq-item.active {
  border-color: rgba(14, 165, 233, 0.4);
}

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

.faq-item.active .faq-answer {
  /* Let max-height be controlled softly by JS or just give it a large value in CSS if JS not used for height */
  max-height: 500px;
}

/* CTA Section */
.cta-box {
  text-align: center;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.7) 0%, rgba(14, 165, 233, 0.1) 100%);
  border: 1px solid var(--glass-border);
}

.cta-box h2 {
  margin-bottom: 1rem;
}

.cta-box p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-inline: auto;
}

/* Footer */
.footer {
  background: var(--bg-surface);
  padding: 4rem 0 2rem 0;
  border-top: 1px solid var(--glass-border);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  margin-top: 1rem;
  max-width: 300px;
}

.footer-links {
  display: flex;
  gap: 4rem;
}

.link-group h4 {
  color: #fff;
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

.link-group a {
  display: block;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.link-group a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.payment-methods {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.payment-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.payment-pill i {
  color: var(--accent);
  font-size: 1.25rem;
}

.payment-pill:hover {
  border-color: rgba(14, 165, 233, 0.4);
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.05);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 992px) {
  .hero-content {
    flex-direction: column;
    text-align: center;
    padding-top: 4rem;
  }

  .hero-buttons {
    justify-content: center;
  }

  .features-mini {
    justify-content: center;
  }

  .badge {
    margin: 0 auto 1.5rem auto;
  }

  h1 {
    font-size: 3rem;
  }

  .steps-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    /* simple mobile menu hidden for now */
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .footer-content {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-links {
    flex-direction: column;
    gap: 2rem;
  }
}