/* ===== CSS Variables & Reset ===== */
:root {
  /* Light Theme */
  --color-bg: #ffffff;
  --color-surface: #f8fafc;
  --color-surface-alt: #f1f5f9;
  --color-text: #334155;
  --color-text-light: #64748b;
  --color-primary: #3b82f6;
  --color-primary-dark: #2563eb;
  --color-secondary: #8b5cf6;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-border: #e2e8f0;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  --gradient-dark: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
}

[data-theme="dark"] {
  --color-bg: #0f172a;
  --color-surface: #1e293b;
  --color-surface-alt: #334155;
  --color-text: #e2e8f0;
  --color-text-light: #94a3b8;
  --color-primary: #60a5fa;
  --color-primary-dark: #3b82f6;
  --color-secondary: #a78bfa;
  --color-success: #34d399;
  --color-warning: #fbbf24;
  --color-danger: #f87171;
  --color-border: #475569;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

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

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

/* ===== Typography ===== */
h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: 3.5rem;
  font-weight: 800;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.75rem;
}

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

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
}

/* ===== Preloader ===== */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-dark);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.loaded {
  opacity: 0;
  visibility: hidden;
}

.loader {
  width: 60px;
  height: 60px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  border-top-color: var(--color-primary);
  animation: spin 1s linear infinite;
  margin-bottom: 20px;
}

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

.loader-text {
  color: white;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  opacity: 0.8;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

/* ===== Theme Toggle ===== */
.theme-toggle {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  border: none;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  z-index: 100;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-normal);
}

.theme-toggle:hover {
  transform: translateY(-3px) scale(1.05);
}

.theme-toggle .fa-sun {
  display: none;
}

[data-theme="dark"] .theme-toggle .fa-moon {
  display: none;
}

[data-theme="dark"] .theme-toggle .fa-sun {
  display: block;
}

/* ===== Back to Top ===== */
.back-to-top {
  position: fixed;
  bottom: 90px;
  right: 30px;
  width: 45px;
  height: 45px;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  color: var(--color-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* ===== Header & Navigation ===== */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: all var(--transition-normal);
}

[data-theme="dark"] .main-header {
  background: rgba(15, 23, 42, 0.8);
}

.main-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 20px;
  height: 70px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  gap: 12px;
}

.logo-icon {
  position: relative;
}

.logo-shield {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  transition: transform var(--transition-normal);
}

.logo:hover .logo-shield {
  transform: rotate(15deg) scale(1.1);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-primary {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text);
}

.logo-secondary {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 1px;
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--color-text-light);
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-primary);
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
}

.nav-link:hover {
  color: var(--color-primary);
  background: rgba(59, 130, 246, 0.1);
}

.nav-link:hover::before {
  transform: translateX(0);
}

.nav-link.active {
  color: var(--color-primary);
  background: rgba(59, 130, 246, 0.1);
}

.nav-link.active::before {
  transform: translateX(0);
}

.nav-link i {
  font-size: 1.1rem;
}

.link-badge {
  background: var(--gradient-primary);
  color: white;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: 600;
  margin-left: 5px;
}

.cta-link {
  background: var(--gradient-primary);
  color: white !important;
  padding: 10px 20px;
}

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

/* Mobile Menu */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
  z-index: 1001;
}

.hamburger {
  width: 25px;
  height: 18px;
  position: relative;
}

.hamburger span {
  position: absolute;
  width: 100%;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 8px; }
.hamburger span:nth-child(3) { top: 16px; }

.menu-toggle.active .hamburger span:nth-child(1) {
  transform: rotate(45deg);
  top: 8px;
}

.menu-toggle.active .hamburger span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active .hamburger span:nth-child(3) {
  transform: rotate(-45deg);
  top: 8px;
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  padding: 150px 0 100px;
  overflow: hidden;
  background: var(--color-bg);
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero-grid {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: 
      linear-gradient(rgba(59, 130, 246, 0.05) 1px, transparent 1px),
      linear-gradient(90deg, rgba(59, 130, 246, 0.05) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.3;
}

.hero-gradient {
  position: absolute;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

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

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59, 130, 246, 0.1);
  color: var(--color-primary);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 30px;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.hero-title {
  margin-bottom: 20px;
}

.title-line {
  display: block;
}

.title-highlight {
  position: relative;
  display: inline-block;
}

.highlight-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
  position: relative;
  z-index: 2;
}

.highlight-underline {
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  height: 8px;
  background: rgba(59, 130, 246, 0.2);
  border-radius: 4px;
  z-index: 1;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 40px;
  max-width: 600px;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-bottom: 40px;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-top: 5px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--color-border);
}

/* Hero CTA */
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  font-size: 1rem;
}

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

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background: rgba(59, 130, 246, 0.1);
  transform: translateY(-3px);
}

.btn-large {
  padding: 16px 32px;
  font-size: 1.1rem;
}

.btn-icon i {
  transition: transform var(--transition-normal);
}

.btn:hover .btn-icon i {
  transform: translateX(5px);
}

.btn-play {
  display: flex;
  align-items: center;
  gap: 10px;
  background: none;
  border: none;
  color: var(--color-text);
  font-weight: 600;
  cursor: pointer;
  padding: 10px;
  transition: color var(--transition-normal);
}

.btn-play:hover {
  color: var(--color-primary);
}

.play-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: transform var(--transition-normal);
}

.btn-play:hover .play-icon {
  transform: scale(1.1);
}

/* Hero Visual */
.hero-visual {
  position: relative;
}

.visual-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 25px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.card-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
}

/* Terminal */
.terminal {
  background: #1a1a1a;
  border-radius: var(--radius-md);
  overflow: hidden;
  font-family: 'JetBrains Mono', monospace;
}

.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: #2d2d2d;
  border-bottom: 1px solid #404040;
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.terminal-dots span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #ff5f56;
}

.terminal-dots span:nth-child(2) {
  background: #ffbd2e;
}

.terminal-dots span:nth-child(3) {
  background: #27ca3f;
}

.terminal-title {
  color: #888;
  font-size: 0.9rem;
}

.terminal-body {
  padding: 20px;
}

.terminal-line {
  margin-bottom: 10px;
  color: #00ff00;
  font-size: 0.95rem;
}

.prompt {
  color: #00aaff;
  margin-right: 10px;
}

/* ===== Features Section ===== */
.features {
  padding: 100px 0;
  background: var(--color-surface);
}

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

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: 20px;
}

.section-title-text {
  position: relative;
  z-index: 2;
}

.section-title-underline {
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  height: 10px;
  background: rgba(59, 130, 246, 0.2);
  border-radius: 5px;
  z-index: 1;
}

.section-subtitle {
  font-size: 1.2rem;
  max-width: 700px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.feature-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 30px;
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

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

.feature-icon {
  margin-bottom: 20px;
}

.icon-background {
  width: 60px;
  height: 60px;
  background: rgba(59, 130, 246, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.feature-title {
  font-size: 1.5rem;
  margin-bottom: 15px;
}

.feature-description {
  margin-bottom: 20px;
  min-height: 120px;
}

.feature-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  transition: gap var(--transition-normal);
}

.feature-link:hover {
  gap: 12px;
}

/* ===== Access Guide ===== */
.access-guide {
  padding: 100px 0;
  background: var(--color-bg);
}

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

.guide-title {
  margin-bottom: 10px;
}

.guide-subtitle {
  font-size: 1.2rem;
  margin-bottom: 40px;
}

.steps {
  margin-bottom: 40px;
}

.step {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border-left: 4px solid var(--color-primary);
  transition: transform var(--transition-normal);
}

.step:hover {
  transform: translateX(10px);
}

.step-number {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}

.step-content h3 {
  margin-bottom: 8px;
}

.warning-box {
  display: flex;
  gap: 20px;
  padding: 25px;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-warning);
}

.warning-icon {
  font-size: 1.5rem;
  color: var(--color-warning);
}

.warning-content h4 {
  color: var(--color-warning);
  margin-bottom: 8px;
}

/* Guide Visual */
.guide-visual {
  position: relative;
}

.browser-mockup {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
}

.browser-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 20px;
  background: var(--color-surface-alt);
  border-bottom: 1px solid var(--color-border);
}

.browser-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27ca3f; }

.browser-url {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.browser-body {
  padding: 30px;
}

.login-form {
  max-width: 400px;
  margin: 0 auto;
}

.form-header {
  text-align: center;
  margin-bottom: 30px;
}

.form-header i {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.form-header h3 {
  margin-bottom: 5px;
}

.form-field {
  margin-bottom: 20px;
}

.form-field label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--color-text);
}

.input-skeleton {
  height: 45px;
  background: linear-gradient(90deg, var(--color-border) 25%, var(--color-surface) 50%, var(--color-border) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
}

.check-skeleton {
  width: 20px;
  height: 20px;
  background: var(--color-border);
  border-radius: 4px;
}

.btn-login {
  width: 100%;
  padding: 15px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: transform var(--transition-normal);
}

.btn-login:hover {
  transform: translateY(-3px);
}

/* ===== Security Features ===== */
.security-features {
  padding: 100px 0;
  background: var(--color-surface);
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.security-item {
  display: flex;
  gap: 25px;
  align-items: center;
}

.security-progress {
  position: relative;
  flex-shrink: 0;
}

.progress-circle {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: conic-gradient(var(--color-primary) var(--progress, 0%), var(--color-border) 0%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.progress-circle::before {
  content: '';
  position: absolute;
  width: 80px;
  height: 80px;
  background: var(--color-surface);
  border-radius: 50%;
}

.progress-value {
  position: relative;
  z-index: 2;
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.security-content h3 {
  margin-bottom: 10px;
}

/* ===== CTA Section ===== */
.cta-section {
  padding: 100px 0;
  background: var(--color-bg);
}

.cta-card {
  background: var(--gradient-dark);
  border-radius: var(--radius-xl);
  padding: 60px;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="none"/><path d="M0,50 Q25,40 50,50 T100,50" stroke="rgba(255,255,255,0.1)" fill="none" stroke-width="1"/></svg>');
  opacity: 0.3;
}

.cta-content h2 {
  font-size: 2.5rem;
  color: white;
  margin-bottom: 20px;
}

.cta-content p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.2rem;
  margin-bottom: 30px;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.cta-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.cta-icon {
  width: 150px;
  height: 150px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: white;
  border: 2px dashed rgba(255, 255, 255, 0.3);
  animation: rotate 20s linear infinite;
}

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

/* ===== Footer ===== */
.main-footer {
  background: var(--color-surface);
  padding: 80px 0 30px;
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  margin-bottom: 20px;
}

.footer-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
}

.footer-logo .logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.footer-logo .logo-primary {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-text);
}

.footer-logo .logo-secondary {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 1px;
}

.footer-description {
  margin-bottom: 25px;
  font-size: 0.95rem;
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  text-decoration: none;
  transition: all var(--transition-normal);
  border: 1px solid var(--color-border);
}

.social-link:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-3px);
}

.footer-title {
  font-size: 1.2rem;
  margin-bottom: 25px;
  color: var(--color-text);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text-light);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-primary);
  transform: translateX(5px);
}

.footer-links i {
  font-size: 0.8rem;
  color: var(--color-primary);
}

.contact-info {
  margin-bottom: 30px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 15px;
}

.contact-item i {
  color: var(--color-primary);
  margin-top: 3px;
}

.newsletter h4 {
  font-size: 1rem;
  margin-bottom: 15px;
  color: var(--color-text);
}

.newsletter-form {
  display: flex;
  gap: 10px;
}

.newsletter-form input {
  flex: 1;
  padding: 12px 15px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  color: var(--color-text);
  font-family: inherit;
}

.newsletter-form input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.newsletter-form button {
  width: 45px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform var(--transition-normal);
}

.newsletter-form button:hover {
  transform: translateY(-3px);
}

.newsletter-form button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copyright p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 5px;
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

/* ===== Modals ===== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  backdrop-filter: blur(5px);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  padding: 40px;
  max-width: 600px;
  width: 90%;
  position: relative;
  transform: translateY(30px);
  transition: transform var(--transition-normal);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
}

.modal.active .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: var(--color-text-light);
  font-size: 1.2rem;
  cursor: pointer;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

.video-placeholder {
  text-align: center;
  padding: 40px 20px;
}

.video-placeholder i {
  font-size: 4rem;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.video-placeholder h3 {
  margin-bottom: 10px;
}

.access-warning {
  text-align: center;
  padding: 20px;
}

.warning-icon-large {
  font-size: 3rem;
  color: var(--color-warning);
  margin-bottom: 20px;
}

.access-steps {
  margin: 30px 0;
}

.access-step {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
  padding: 20px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  text-align: left;
}

.step-icon {
  width: 50px;
  height: 50px;
  background: rgba(59, 130, 246, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.step-content h4 {
  margin-bottom: 5px;
}

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

[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

[data-aos].aos-animate {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
  h1 { font-size: 2.8rem; }
  h2 { font-size: 2.2rem; }
  h3 { font-size: 1.5rem; }
  
  .hero .container {
      grid-template-columns: 1fr;
      gap: 40px;
  }
  
  .guide-container {
      grid-template-columns: 1fr;
      gap: 40px;
  }
  
  .cta-card {
      grid-template-columns: 1fr;
      text-align: center;
      padding: 40px;
  }
}

@media (max-width: 768px) {
  .container {
      padding: 0 15px;
  }
  
  .main-nav {
      position: fixed;
      top: 70px;
      left: 0;
      width: 100%;
      background: var(--color-bg);
      flex-direction: column;
      padding: 20px;
      gap: 15px;
      border-bottom: 1px solid var(--color-border);
      box-shadow: var(--shadow-lg);
      transform: translateY(-100%);
      opacity: 0;
      visibility: hidden;
      transition: all var(--transition-normal);
      z-index: 999;
  }
  
  .main-nav.active {
      transform: translateY(0);
      opacity: 1;
      visibility: visible;
  }
  
  .menu-toggle {
      display: block;
  }
  
  .nav-link {
      width: 100%;
      justify-content: center;
      padding: 12px 20px;
  }
  
  .hero-stats {
      flex-direction: column;
      gap: 20px;
  }
  
  .stat-divider {
      width: 100px;
      height: 1px;
  }
  
  .features-grid {
      grid-template-columns: 1fr;
  }
  
  .security-grid {
      grid-template-columns: 1fr;
  }
  
  .security-item {
      flex-direction: column;
      text-align: center;
  }
  
  .footer-bottom {
      flex-direction: column;
      text-align: center;
  }
  
  .footer-legal {
      justify-content: center;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 2.2rem; }
  h2 { font-size: 1.8rem; }
  h3 { font-size: 1.3rem; }
  
  .hero {
      padding: 120px 0 60px;
  }
  
  .hero-cta {
      flex-direction: column;
      align-items: stretch;
  }
  
  .cta-buttons {
      flex-direction: column;
  }
  
  .modal-content {
      padding: 20px;
      width: 95%;
  }
}
/* ===== Дополнения к существующему стилю ===== */

/* Hero Image Styles */
.hero-image-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transform: perspective(1000px) rotateY(-5deg) rotateX(2deg);
  transition: transform var(--transition-normal);
  border: 2px solid var(--color-primary);
}

.hero-image-container:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

.hero-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  display: block;
}

.image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  padding: 20px;
}

.overlay-text {
  display: flex;
  align-items: center;
  gap: 10px;
  color: white;
  font-weight: 600;
}

.overlay-text i {
  color: var(--color-success);
  font-size: 1.2rem;
}

/* Security Showcase Section */
.security-showcase {
  padding: 100px 0;
  background: var(--color-surface);
}

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

.showcase-content h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.showcase-content p {
  font-size: 1.1rem;
  margin-bottom: 30px;
}

.security-list {
  list-style: none;
  margin-bottom: 40px;
}

.security-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
  color: var(--color-text);
  font-weight: 500;
}

.security-list i {
  color: var(--color-success);
}

/* Tech Image */
.tech-image-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 30px;
}

.tech-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.tech-image:hover {
  transform: scale(1.03);
}

.tech-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(10px);
  color: white;
  padding: 10px 15px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
}

/* Visual Card in Showcase */
.visual-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: 30px;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
}

.card-header h3 {
  margin: 0;
}

.security-level {
  background: var(--gradient-primary);
  color: white;
  padding: 5px 15px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.9rem;
}

.protection-levels {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.level {
  display: flex;
  align-items: center;
  gap: 15px;
}

.level-name {
  width: 150px;
  font-weight: 600;
  color: var(--color-text);
}

.level-bar {
  flex: 1;
  height: 10px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.level-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width 1.5s ease-out;
}

.level-percent {
  width: 50px;
  text-align: right;
  font-weight: 700;
  color: var(--color-primary);
}

/* Connection Image in Access Guide */
.connection-image-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 400px;
}

.connection-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.connection-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
}

.overlay-content {
  text-align: center;
  color: white;
}

.overlay-content i {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.overlay-content h4 {
  color: white;
  margin-bottom: 5px;
}

.overlay-content p {
  color: rgba(255,255,255,0.8);
}

/* Community Section */
.community-section {
  padding: 100px 0;
  background: var(--color-bg);
}

.community-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.community-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 40px 30px;
  text-align: center;
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.community-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.community-icon {
  width: 70px;
  height: 70px;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
  font-size: 1.8rem;
  color: var(--color-primary);
}

.community-card h3 {
  margin-bottom: 15px;
}

/* Responsive Adjustments for Images */
@media (max-width: 1024px) {
  .showcase-grid {
      grid-template-columns: 1fr;
      gap: 40px;
  }
  
  .hero-image {
      height: 350px;
  }
  
  .connection-image-container {
      height: 350px;
  }
}

@media (max-width: 768px) {
  .hero-image-container {
      transform: none;
      margin-top: 30px;
  }
  
  .hero-image {
      height: 300px;
  }
  
  .tech-image {
      height: 250px;
  }
  
  .connection-image-container {
      height: 300px;
  }
  
  .level {
      flex-direction: column;
      align-items: flex-start;
      gap: 10px;
  }
  
  .level-name {
      width: 100%;
  }
  
  .level-bar {
      width: 100%;
  }
}

@media (max-width: 480px) {
  .hero-image {
      height: 250px;
  }
  
  .tech-image {
      height: 200px;
  }
  
  .connection-image-container {
      height: 250px;
  }
}