/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Light Theme Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --text-primary: #1a1a1a;
  --text-secondary: #6c757d;
  --accent-primary: #9154ef;
  --accent-secondary: #e679f8;
  --border-color: #e0e0e0;
  --card-bg: #ffffff;
  --header-bg: rgba(255, 255, 255, 0.95);
  --shadow: rgba(0, 0, 0, 0.1);
}

body.dark {
  /* Dark Theme Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #131318;
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --accent-primary: #9154ef;
  --accent-secondary: #e679f8;
  --border-color: #2a2a35;
  --card-bg: #1a1a24;
  --header-bg: rgba(10, 10, 15, 0.95);
  --shadow: rgba(0, 0, 0, 0.3);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background 0.3s ease, color 0.3s ease;
}

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

/* Canvas Background */
#cyber-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* Header */
#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: box-shadow 0.3s ease, background 0.3s ease;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo img {
  height: 40px;
  width: auto;
  transition: opacity 0.3s ease;
}

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

.nav-desktop a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

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

.nav-desktop a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-primary);
  transition: width 0.3s ease;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

#language-selector {
  background: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.3s ease;
}

#language-selector:hover {
  border-color: var(--accent-primary);
}

.theme-toggle {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.theme-toggle:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  transform: scale(1.1) rotate(15deg);
  box-shadow: 0 0 20px rgba(145, 84, 239, 0.5);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.theme-toggle:hover svg {
  color: #ffffff;
}

body.dark .theme-toggle .sun-icon {
  display: block;
}

body.dark .theme-toggle .moon-icon {
  display: none;
}

body:not(.dark) .theme-toggle .sun-icon {
  display: none;
}

body:not(.dark) .theme-toggle .moon-icon {
  display: block;
}

/* Enhanced theme toggle with hover effects for better visibility */
.icon-button {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.icon-button:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  transform: scale(1.15) rotate(15deg);
  box-shadow: 0 0 20px rgba(145, 84, 239, 0.8), 0 0 40px rgba(145, 84, 239, 0.5), 0 0 60px rgba(145, 84, 239, 0.3);
}

.icon-button svg {
  width: 20px;
  height: 20px;
  transition: all 0.3s ease;
  color: var(--text-primary);
}

.icon-button:hover svg {
  color: #ffffff;
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.8));
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  border-radius: 3px;
  transition: all 0.3s ease;
}

/* Mobile Navigation */
.mobile-nav {
  position: fixed;
  top: 73px;
  right: -100%;
  width: 280px;
  height: calc(100vh - 73px);
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-left: 1px solid var(--border-color);
  padding: 2rem;
  transition: right 0.3s ease;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-nav.active {
  right: 0;
}

.mobile-nav a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
  transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  z-index: 1;
}

.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s ease;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 4rem;
  animation: fadeInUp 0.8s ease 0.4s backwards;
}

.btn {
  padding: 1rem 2rem;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
  border: 2px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(145, 84, 239, 0.4);
}

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

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

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

.btn-outline:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.hero-stats {
  display: flex;
  gap: 3rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.6s backwards;
}

.stat {
  text-align: center;
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Features Section */
.features {
  position: relative;
  padding: 6rem 0;
  z-index: 1;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

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

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-primary);
  box-shadow: 0 12px 48px rgba(145, 84, 239, 0.2), 0 4px 16px var(--shadow);
}

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.feature-icon svg {
  color: white;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Security Section */
.security {
  position: relative;
  padding: 6rem 0;
  background: var(--bg-secondary);
  z-index: 1;
}

.security-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.security-text h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.security-text > p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

.security-features {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.security-feature {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.security-feature svg {
  color: var(--accent-primary);
  flex-shrink: 0;
  margin-top: 4px;
}

.security-feature strong {
  display: block;
  margin-bottom: 0.25rem;
}

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

.security-image {
  border-radius: 16px;
  overflow: hidden;
}

.security-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* Plans Section */
.plans {
  position: relative;
  padding: 6rem 0;
  z-index: 1;
}

/* Updated grid to show 4 plans side by side */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1400px;
  margin: 0 auto;
}

.plan-card {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem 1.5rem;
  transition: all 0.3s ease;
  position: relative;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.plan-card:hover {
  transform: translateY(-12px);
  box-shadow: 0 20px 60px rgba(145, 84, 239, 0.25), 0 8px 24px var(--shadow);
  border-color: var(--accent-primary);
}

.plan-card.featured {
  border-color: var(--accent-primary);
  background: linear-gradient(135deg, rgba(145, 84, 239, 0.08), rgba(230, 121, 248, 0.08));
  box-shadow: 0 8px 24px rgba(145, 84, 239, 0.15);
}

.plan-card.featured:hover {
  box-shadow: 0 24px 72px rgba(145, 84, 239, 0.35), 0 12px 32px var(--shadow);
}

.plan-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.plan-card h3 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  margin-bottom: 2rem;
}

.plan-price .currency {
  font-size: 1.25rem;
  color: var(--text-secondary);
}

.plan-price .amount {
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.plan-price .period {
  color: var(--text-secondary);
}

.plan-features {
  list-style: none;
  margin-bottom: 2rem;
}

.plan-features li {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.plan-features li:before {
  content: "✓";
  color: var(--accent-primary);
  font-weight: 700;
}

.plan-features li:last-child {
  border-bottom: none;
}

.plan-card .btn {
  width: 100%;
  text-align: center;
}

.plans-note {
  max-width: 1400px;
  margin: 3rem auto 0;
  padding: 2rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.plans-note p {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
}

.plans-note strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Footer */
.footer {
  position: relative;
  background: var(--bg-secondary);
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border-color);
  z-index: 1;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  height: 40px;
  width: auto;
  margin-bottom: 1rem;
}

.footer-section p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer-section h4 {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.75rem;
}

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

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

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

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.modal.active {
  display: flex;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
}

.modal-content {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem;
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalFadeIn 0.3s ease;
}

.modal-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color 0.3s ease;
}

.modal-close:hover {
  color: var(--accent-primary);
}

.modal-content h2 {
  margin-bottom: 1rem;
}

.modal-content p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.modal-content form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-content input,
.modal-content textarea {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 1rem;
  color: var(--text-primary);
  font-family: inherit;
  transition: border-color 0.3s ease;
}

.modal-content input:focus,
.modal-content textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.checkbox-label {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
}

.checkbox-label input {
  margin-top: 0.25rem;
}

/* Cookie Consent */
.cookie-consent {
  position: fixed;
  bottom: -100%;
  left: 0;
  right: 0;
  background: var(--card-bg);
  border-top: 1px solid var(--border-color);
  padding: 2rem;
  z-index: 1999;
  transition: bottom 0.3s ease;
  box-shadow: 0 -10px 40px var(--shadow);
}

.cookie-consent.active {
  bottom: 0;
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cookie-content h3 {
  margin-bottom: 0.5rem;
}

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

.cookie-actions {
  display: flex;
  gap: 1rem;
  flex-shrink: 0;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Responsive */
@media (max-width: 968px) {
  .nav-desktop {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-description {
    font-size: 1rem;
  }

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

  .security-content {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  .section-header h2 {
    font-size: 2rem;
  }

  .cookie-content {
    flex-direction: column;
    text-align: center;
  }

  .modal-content {
    padding: 2rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* Added responsive breakpoint for plans grid */
@media (max-width: 1200px) {
  .plans-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-stats {
    gap: 2rem;
  }

  .stat-value {
    font-size: 2rem;
  }

  .plans-grid {
    grid-template-columns: 1fr;
  }
}