:root {
  --primary: #6c63ff;
  --secondary: #a45deb;
  --accent: #ff6b6b;
  --success: #4cc9f0;
  --warning: #f9c74f;
  --dark: #121212;
  --darker: #0a0a0a;
  --light: #f5f5f5;
  --gray: #2a2a2a;
  --text: #e0e0e0;
  --card-bg: #1e1e1e;
  --header-bg: rgba(18, 18, 18, 0.95);
  --transition: all 0.3s ease;
  --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
  --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
  --gcp-blue: #4285f4;
  --dark-bg: #0b1020;
  --dark-card: #22272e;
  --dark-text: #e0e0e0;
  --premium-gold: #ffd700;
  --premium-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --premium-accent: #6366f1;
  --premium-purple: #8b5cf6;
  --neon-blue: #00d4ff;
  --neon-purple: #a855f7;
  --electric-cyan: #00ffff;
  --plasma-pink: #ff006e;
  --gcp-blue: #4285f4;
  --gcp-red: #ea4335;
  --gcp-yellow: #fbbc04;
  --gcp-green: #34a853;
  --aws-color: #ff9900;
  --gcp-color: #4285f4;
  --dark-border: #333;
  --dark-header: #2d2d2d;
  --card-bg: #22272e;
  --dark-text-high-contrast: #ffffff;
  --dark-header: #2d2d2d;
  --ubuntu-path-color: #e95420;
  --windows-path-color: #0078d4;
  --aws-path-color: #ff9900;
  --gcp-path-color: #4285f4;
  --code-bg: #1c2128;
  --border: #444c56;
  --added: #347d39;
  --removed: #c93c37;
  --process-bg: #2d333b;
}

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

body {
  background-color: var(--dark-bg);
  color: var(--dark-text);
  padding-top: 20px;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

/* Premium Navbar */
.premium-navbar {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(99, 102, 241, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  padding: 15px 10px;
}

.premium-navbar::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--neon-blue),
    var(--electric-cyan),
    var(--neon-purple),
    var(--plasma-pink),
    transparent
  );
  opacity: 0.8;
  animation: rainbow-flow 4s ease-in-out infinite;
}

@keyframes rainbow-flow {
  0%,
  100% {
    transform: translateX(-100%);
    opacity: 0.6;
  }
  50% {
    transform: translateX(0);
    opacity: 1;
  }
}

.premium-navbar::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 255, 255, 0.3),
    transparent
  );
  transform: scaleX(0);
  transition: transform 0.6s ease;
}

.premium-navbar:hover::after {
  transform: scaleX(1);
}
.premium-navbar .nav-item {
  margin: 0 5px;
}
/* Brand Styling with Premium Animations */
.navbar-brand {
  font-weight: 800;
  font-size: 1.8rem;
  background: linear-gradient(
    45deg,
    var(--neon-blue),
    var(--neon-purple),
    var(--electric-cyan)
  );
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: flex;
  align-items: center;
  gap: 12px;
  /* transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); */
  text-decoration: none;
  position: relative;
  overflow: hidden;
  /* animation: gradient-shift 3s ease-in-out infinite; */
}

@keyframes gradient-shift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes glow-pulse {
  0%,
  100% {
    transform: scale(0.95);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes icon-glow {
  0% {
    filter: drop-shadow(0 0 5px rgba(0, 212, 255, 0.5));
    transform: scale(1);
  }
  100% {
    filter: drop-shadow(0 0 20px rgba(0, 255, 255, 0.8));
    transform: scale(1.1);
  }
}

@keyframes icon-rotate {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Navigation Links with Advanced Hover Effects */
.nav-link {
  color: #cbd5e1 !important;
  font-weight: 500;
  /* padding: 1rem 1.8rem !important; */
  border-radius: 10px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  overflow: hidden;
  background: transparent;
  border: 1px solid transparent;
}

/* Multi-layer hover effect */
.nav-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 255, 255, 0.1),
    rgba(168, 85, 247, 0.1),
    transparent
  );
  transition: left 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  z-index: 1;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--neon-blue),
    var(--electric-cyan),
    var(--neon-purple)
  );
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
  border-radius: 2px;
  box-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

.nav-link:hover::before {
  left: 100%;
}

.nav-link:hover::after {
  width: 90%;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.8);
}

.nav-link:hover {
  color: white !important;
  /* background: linear-gradient(
          135deg,
          rgba(0, 255, 255, 0.1),
          rgba(99, 102, 241, 0.15),
          rgba(168, 85, 247, 0.1)
        ); */
  transform: translateY(-4px) scale(1.02);
  /* box-shadow: 0 15px 35px rgba(0, 212, 255, 0.25),
          0 0 0 1px rgba(0, 255, 255, 0.3),
          inset 0 1px 0 rgba(255, 255, 255, 0.1);
        border-color: rgba(0, 255, 255, 0.4); */
}

.nav-link i {
  font-size: 1.2rem;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  z-index: 2;
}

.nav-link:hover i {
  transform: scale(1.3) rotate(10deg);
  color: var(--electric-cyan);
  filter: drop-shadow(0 0 8px rgba(0, 255, 255, 0.6));
  animation: icon-bounce 0.6s ease;
}

@keyframes icon-bounce {
  0%,
  100% {
    transform: scale(1.3) rotate(10deg);
  }
  50% {
    transform: scale(1.5) rotate(-5deg);
  }
}

/* Mega Menu with Premium Animations */
.mega-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100vw;
  background: rgba(15, 23, 42, 0.98);
  backdrop-filter: blur(30px);
  border-top: 3px solid transparent;
  background-image: linear-gradient(
      rgba(15, 23, 42, 0.98),
      rgba(15, 23, 42, 0.98)
    ),
    linear-gradient(
      90deg,
      var(--neon-blue),
      var(--electric-cyan),
      var(--neon-purple)
    );
  background-origin: border-box;
  background-clip: padding-box, border-box;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(0, 255, 255, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-30px) scale(0.95);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 999;
}

.dropdown:hover .mega-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.mega-content {
  padding: 4rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
}

.mega-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 100%;
  background: radial-gradient(
    ellipse at center top,
    rgba(0, 255, 255, 0.03) 0%,
    transparent 70%
  );
  pointer-events: none;
}

/* Mega Menu Columns */
.mega-column {
  padding: 0 2rem;
  position: relative;
  animation: slideUp 0.6s ease forwards;
  opacity: 0;
  transform: translateY(20px);
}

.mega-column:nth-child(1) {
  animation-delay: 0.1s;
}
.mega-column:nth-child(2) {
  animation-delay: 0.2s;
}
.mega-column:nth-child(3) {
  animation-delay: 0.3s;
}
.mega-column:nth-child(4) {
  animation-delay: 0.4s;
}

@keyframes slideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mega-column::after {
  content: "";
  position: absolute;
  top: 15%;
  right: 0;
  width: 1px;
  height: 70%;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(0, 255, 255, 0.4),
    rgba(168, 85, 247, 0.4),
    transparent
  );
  opacity: 0.6;
}

.mega-column:last-child::after {
  display: none;
}

.mega-column h6 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--electric-cyan);
  display: flex;
  align-items: center;
  gap: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding-bottom: 0.5rem;
}

.mega-column h6::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background: linear-gradient(90deg, var(--electric-cyan), var(--neon-purple));
  border-radius: 2px;
}

.mega-column h6 i {
  font-size: 1.5rem;
  background: linear-gradient(45deg, var(--electric-cyan), var(--neon-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: header-pulse 2s ease-in-out infinite;
}

@keyframes header-pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
    filter: drop-shadow(0 0 10px rgba(0, 255, 255, 0.6));
  }
}

/* Mega Menu Items with Luxury Hover Effects */
.mega-item {
  display: flex;
  align-items: center;
  padding: 1.5rem;
  margin: 0.8rem 0;
  color: #94a3b8;
  text-decoration: none;
  border-radius: 18px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  background: rgba(30, 41, 59, 0.4);
  border: 1px solid rgba(99, 102, 241, 0.1);
  backdrop-filter: blur(10px);
}

.mega-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 255, 255, 0.15),
    rgba(168, 85, 247, 0.1),
    transparent
  );
  transition: left 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mega-item::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: radial-gradient(
    circle,
    rgba(0, 255, 255, 0.3) 0%,
    transparent 70%
  );
  transition: all 0.6s ease;
  transform: translate(-50%, -50%);
  border-radius: 50%;
}

.mega-item:hover::before {
  left: 100%;
}

.mega-item:hover::after {
  width: 300px;
  height: 300px;
}

.mega-item:hover {
  color: white;
  background: linear-gradient(
    135deg,
    rgba(0, 255, 255, 0.2),
    rgba(99, 102, 241, 0.25),
    rgba(168, 85, 247, 0.15)
  );
  transform: translateX(2px) translateY(-2px) scale(1.02);
  box-shadow: 0 20px 60px rgba(0, 255, 255, 0.25),
    0 0 0 1px rgba(0, 255, 255, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  border-color: var(--electric-cyan);
}

.mega-item-icon {
  width: 50px;
  height: 50px;
  border-radius: 15px;
  background: linear-gradient(
    135deg,
    var(--premium-accent),
    var(--neon-purple),
    var(--electric-cyan)
  );
  background-size: 300% 300%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1.5rem;
  transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  z-index: 2;
  animation: icon-gradient 3s ease-in-out infinite;
}

@keyframes icon-gradient {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.mega-item:hover .mega-item-icon {
  transform: rotate(15deg) scale(1.2);
  box-shadow: 0 15px 30px rgba(99, 102, 241, 0.4),
    0 0 30px rgba(0, 255, 255, 0.6);
  animation: icon-float 1s ease-in-out infinite;
}

@keyframes icon-float {
  0%,
  100% {
    transform: rotate(15deg) scale(1.2) translateY(0);
  }
  50% {
    transform: rotate(15deg) scale(1.2) translateY(-5px);
  }
}

.mega-item-icon i {
  color: white;
  font-size: 1.3rem;
  transition: all 0.3s ease;
}

.mega-item:hover .mega-item-icon i {
  color: var(--electric-cyan);
  text-shadow: 0 0 10px rgba(0, 255, 255, 0.8);
  transform: scale(1.1);
}

.mega-item-content h6 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: inherit;
  text-transform: none;
  letter-spacing: normal;
  transition: all 0.3s ease;
}

.mega-item:hover .mega-item-content h6 {
  color: var(--electric-cyan);
  transform: translateX(5px);
}

.mega-item-content p {
  font-size: 0.9rem;
  opacity: 0.8;
  margin: 0;
  line-height: 1.5;
  transition: all 0.3s ease;
}

.mega-item:hover .mega-item-content p {
  opacity: 1;
  transform: translateX(5px);
}

/* Premium Badges with Advanced Effects */
.premium-badge {
  background: linear-gradient(45deg, var(--premium-gold), #ffec8b);
  color: #000;
  font-size: 0.75rem;
  padding: 0.4rem 1rem;
  border-radius: 25px;
  font-weight: 700;
  margin-left: auto;
  animation: badge-pulse 2s infinite,
    badge-glow 3s ease-in-out infinite alternate;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 215, 0, 0.3);
  box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

@keyframes badge-pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes badge-glow {
  0% {
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
  }
  100% {
    box-shadow: 0 4px 25px rgba(255, 215, 0, 0.6),
      0 0 20px rgba(255, 215, 0, 0.4);
  }
}

.badge-new {
  background: linear-gradient(45deg, #10b981, #34d399);
  color: white;
}

.badge-hot {
  background: linear-gradient(45deg, #f59e0b, #fbbf24);
  color: #000;
}

.badge-pro {
  background: linear-gradient(45deg, #8b5cf6, #a855f7);
  color: white;
}

/* CTA Section with Premium Effects */
.mega-cta {
  background: linear-gradient(
    135deg,
    rgba(0, 255, 255, 0.1),
    rgba(99, 102, 241, 0.15),
    rgba(168, 85, 247, 0.1)
  );
  border: 2px solid transparent;
  background-image: linear-gradient(
      135deg,
      rgba(0, 255, 255, 0.1),
      rgba(99, 102, 241, 0.15),
      rgba(168, 85, 247, 0.1)
    ),
    linear-gradient(
      135deg,
      var(--electric-cyan),
      var(--neon-blue),
      var(--neon-purple)
    );
  background-origin: border-box;
  background-clip: padding-box, border-box;
  border-radius: 20px;
  padding: 2.5rem;
  margin-top: 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.mega-cta::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(0, 255, 255, 0.1) 0%,
    transparent 70%
  );
  animation: cta-rotate 15s linear infinite;
}

@keyframes cta-rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.mega-cta h5 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(45deg, var(--electric-cyan), var(--neon-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  z-index: 1;
}

.mega-cta p {
  color: #94a3b8;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
  font-size: 1rem;
}

.cta-button {
  background: linear-gradient(
    45deg,
    var(--electric-cyan),
    var(--neon-blue),
    var(--neon-purple)
  );
  background-size: 300% 300%;
  color: white;
  font-weight: 700;
  border: none;
  padding: 1.2rem 2.5rem;
  border-radius: 15px;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  z-index: 1;
  text-transform: uppercase;
  letter-spacing: 1px;
  overflow: hidden;
  animation: button-gradient 3s ease-in-out infinite;
  box-shadow: 0 10px 30px rgba(0, 255, 255, 0.3);
}

@keyframes button-gradient {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.cta-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.8s ease;
}

.cta-button:hover::before {
  left: 100%;
}

.cta-button:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 20px 50px rgba(0, 255, 255, 0.5),
    0 0 30px rgba(0, 255, 255, 0.8);
  color: white;
}

/* Premium Get Started Button */
.btn-premium {
  background: linear-gradient(45deg, var(--premium-gold), #ffec8b);
  background-size: 300% 300%;
  color: #000;
  font-weight: 700;
  border: none;
  padding: 1rem 2.5rem;
  border-radius: 30px;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 10px 30px rgba(255, 215, 0, 0.3);
  animation: premium-glow 3s ease-in-out infinite;
}

@keyframes premium-glow {
  0%,
  100% {
    background-position: 0% 50%;
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.3);
  }
  50% {
    background-position: 100% 50%;
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.5);
  }
}

.btn-premium::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
  transition: left 0.8s ease;
}

.btn-premium:hover::before {
  left: 100%;
}

.btn-premium:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 20px 50px rgba(255, 215, 0, 0.6),
    0 0 30px rgba(255, 215, 0, 0.8);
  color: #000;
}

.auth-buttons {
  display: flex;
  gap: 15px;
}
.login-btn {
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  border: none;
  justify-content: center;
  color: var(--dark-text);
}

.login-btn i {
  margin-right: 8px;
}

.login-btn :hover {
  background: var(--primary);
  color: var(--dark);
}
/* Mobile Responsiveness */

/* Content Area Styling */
.content-area {
  padding: 6rem 0;
  text-align: center;
  position: relative;
}

.content-area::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    ellipse at center,
    rgba(0, 255, 255, 0.05) 0%,
    transparent 70%
  );
  pointer-events: none;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  background: linear-gradient(
    45deg,
    var(--electric-cyan),
    var(--neon-blue),
    var(--neon-purple)
  );
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
  animation: hero-gradient 4s ease-in-out infinite;
  position: relative;
}

@keyframes hero-gradient {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.hero-subtitle {
  font-size: 1.4rem;
  color: #94a3b8;
  margin-bottom: 3rem;
  opacity: 0.9;
}

/* pages css */
.main-container {
  padding: 20px 5px;
}
.header {
  background: linear-gradient(135deg, #2c3e50 0%, #1a1a2e 100%);
  color: white;
  padding: 2rem 0;
  border-radius: 10px;
  margin-bottom: 2rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}
.card {
  background-color: var(--dark-card);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
  margin-bottom: 20px;
  border: 1px solid var(--dark-border);
  border-radius: 8px;
  transition: transform 0.2s;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.6);
}

.card-header {
  border-radius: 8px 8px 0 0 !important;
  font-weight: 600;
  border-bottom: 1px solid var(--dark-border);
}
.card-title {
  color: var(--dark-text);
}
.aws-card .card-header {
  background-color: var(--aws-color);
  color: #000;
}

.gcp-card .card-header {
  background-color: var(--gcp-color);
  color: white;
}

.command-box {
  background-color: var(--dark-bg);
  color: #d5d5d5;
  border-left: 4px solid #0d6efd;
  padding: 15px;
  font-family: "Fira Code", monospace;
  font-size: 14px;
  margin-bottom: 15px;
  border-radius: 5px;
  position: relative;
  overflow-x: auto;
}

.path-highlight {
  font-weight: 600;
  padding: 2px 4px;
  border-radius: 4px;
}

.ubuntu-path {
  color: var(--ubuntu-path-color);
  background-color: rgba(233, 84, 32, 0.1);
}

.windows-path {
  color: var(--windows-path-color);
  background-color: rgba(0, 120, 212, 0.1);
}

.aws-path {
  color: var(--aws-path-color);
  background-color: rgba(255, 153, 0, 0.1);
}

.gcp-path {
  color: var(--gcp-path-color);
  background-color: rgba(66, 133, 244, 0.1);
}

.copy-btn {
  cursor: pointer;
  position: absolute;
  top: 12px;
  right: 12px;
  color: #6c757d;
  transition: color 0.2s, transform 0.2s;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  padding: 4px 8px;
}

.copy-btn:hover {
  color: #0dcaf0;
  transform: scale(1.1);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  color: var(--dark-text-high-contrast);
}

.nav-pills .nav-link.active {
  background-color: #6a11cb;
}

.nav-pills .nav-link {
  color: #6a11cb;
}

h2 {
  border-bottom: 2px solid #6a11cb;
  padding-bottom: 10px;
  margin: 30px 0 20px;
  color: var(--dark-text);
}

.badge {
  font-size: 0.75em;
  padding: 5px 10px;
  border-radius: 20px;
  font-weight: 600;
}

.badge-basic {
  background: linear-gradient(135deg, #28a745, #20c997);
  color: #fff;
}

.badge-intermediate {
  background: linear-gradient(135deg, #ffc107, #fd7e14);
  color: #212529;
}

.badge-advanced {
  background: linear-gradient(135deg, #dc3545, #c82333);
  color: #fff;
}

.badge-pro {
  background: linear-gradient(45deg, #ff6b6b, #ff9e7d);
  color: #212529;
}

footer {
  background-color: #1a1a1a;
  color: var(--dark-text);
  padding: 2rem 0;
  margin-top: 3rem;
  border-top: 1px solid var(--dark-border);
}

.theme-switch {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
}

.back-to-top {
  position: fixed;
  bottom: 70px;
  right: 20px;
  z-index: 1000;
  display: none;
}

.note {
  background-color: #2d3748;
  border-left: 4px solid #4299e1;
  padding: 16px;
  border-radius: 6px;
  margin: 18px 0;
  color: var(--dark-text-high-contrast);
}

.tip {
  background-color: rgba(40, 167, 69, 0.15);
  border-left: 4px solid #28a745;
  padding: 16px;
  border-radius: 6px;
  margin: 18px 0;
  color: var(--dark-text-high-contrast);
}

.warning {
  background-color: rgba(220, 53, 69, 0.15);
  border-left: 4px solid #dc3545;
  padding: 16px;
  border-radius: 6px;
  margin: 18px 0;
  color: var(--dark-text-high-contrast);
}

.command-explanation {
  font-size: 0.9em;
  color: #a0aec0;
  margin-top: 8px;
  font-style: italic;
}

.toc {
  /* position: sticky; */
  top: 20px;
  background-color: var(--dark-card);
  border-radius: 8px;
  padding: 15px;
  margin-bottom: 20px;
  border: 1px solid var(--dark-border);
  top: 90px;
}

.toc ul {
  padding-left: 20px;
  margin-bottom: 0;
}

.toc li {
  margin-bottom: 8px;
}

.toc a {
  color: var(--dark-text);
  text-decoration: none;
  transition: color 0.2s;
}

.toc a:hover {
  color: #0dcaf0;
}

.toc a::before {
  content: "•";
  color: #6a11cb;
  font-weight: bold;
  display: inline-block;
  width: 1em;
  margin-left: -1em;
}

.nav-divider {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--dark-border),
    transparent
  );
  margin: 15px 0;
}
@media (max-width: 768px) {
  .header h1 {
    font-size: 2rem;
  }

  .command-box {
    font-size: 13px;
    padding: 14px;
  }

  .toc {
    position: relative;
    top: 0;
  }
}
.path-reference {
  background-color: var(--dark-card);
  border-radius: 8px;
  padding: 15px;
  margin-bottom: 25px;
  border: 1px solid var(--dark-border);
}

.path-reference h5 {
  margin-bottom: 15px;
  color: var(--dark-text-high-contrast);
}

.path-item {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}

.path-color {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  margin-right: 10px;
}

.path-text {
  font-family: "Fira Code", monospace;
  font-size: 14px;
}

.auth-buttons {
  display: flex;
  gap: 15px;
}
/* 
.btn {
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  border: none;
  justify-content: center;
}

.btn i {
  margin-right: 8px;
} */

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

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

.btn-primary {
  background: var(--primary);
  color: var(--light);
}

.btn-primary:hover {
  background: var(--secondary);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(108, 99, 255, 0.3);
}

.btn-accent {
  background: #d5d5d5;
  color: var(--light);
}

.btn-accent:hover {
  background: #ff5252;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

/* Hero Section */
.hero {
  padding: 120px 0 80px;
  background: linear-gradient(to bottom, var(--darker), var(--dark));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI2MCIgaGVpZ2h0PSI2MCIgdmlld0JveD0iMCAwIDYwIDYwIj48ZyBmaWxsPSJub25lIiBzdHJva2U9IiMzMzMiIHN0cm9rZS13aWR0aD0iMS41Ij48cGF0aCBkPSJNIDAgMCBMIDYwIDYwIE0gNjAgMCBMIDAgNjAiLz48L2c+PC9zdmc+");
  opacity: 0.05;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 20px;
  font-weight: 800;
  background: linear-gradient(
    135deg,
    var(--primary),
    var(--secondary),
    #d5d5d5
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-family: "Poppins", sans-serif;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  color: #b0b0b0;
}

.hero-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  margin-top: 30px;
}

.stats {
  display: flex;
  justify-content: space-around;
  margin-top: 60px;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 10px;
}

.stat-label {
  color: #b0b0b0;
  font-size: 0.9rem;
}

/* Features Section */
.features {
  padding: 80px 0;
  background: var(--darker);
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
  font-size: 2.5rem;
  color: var(--text);
  position: relative;
  font-family: "Poppins", sans-serif;
}

.section-title::after {
  content: "";
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(to right, var(--primary), #d5d5d5);
  margin: 15px auto;
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  color: #b0b0b0;
  max-width: 700px;
  margin: 0 auto 50px;
  font-size: 1.1rem;
}

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

.feature-card {
  background: var(--card-bg);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  border: 1px solid var(--gray);
  padding: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
  border-color: var(--primary);
}

.feature-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.8rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
}

.feature-content h3 {
  margin-bottom: 15px;
  font-size: 1.4rem;
}

.feature-content p {
  color: #b0b0b0;
  margin-bottom: 20px;
}

/* Trending Section */
.trending {
  padding: 80px 0;
}

.trending-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.trending-card {
  background: var(--card-bg);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  border: 1px solid var(--gray);
}

.trending-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
  border-color: var(--primary);
}

.trending-header {
  padding: 25px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--gray);
}

.trending-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  font-size: 1.5rem;
}

.trending-content {
  padding: 25px;
}

.trending-content h3 {
  margin-bottom: 15px;
  font-size: 1.4rem;
}

.trending-content p {
  color: #b0b0b0;
  margin-bottom: 25px;
}

.trending-stats {
  display: flex;
  justify-content: space-between;
  color: #888;
  font-size: 0.9rem;
  border-top: 1px solid var(--gray);
  padding-top: 15px;
  margin-top: 15px;
}

/* Practice Sessions */
.practice-sessions {
  padding: 80px 0;
  background: var(--darker);
}

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

.session-card {
  background: var(--card-bg);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  border: 1px solid var(--gray);
}

.session-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.session-img {
  height: 180px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  position: relative;
  overflow: hidden;
}

.session-img::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.2);
}

.session-content {
  padding: 25px;
}

.session-content h3 {
  margin-bottom: 15px;
  font-size: 1.3rem;
}

.session-content p {
  color: #b0b0b0;
  margin-bottom: 25px;
}

.session-meta {
  display: flex;
  justify-content: space-between;
  color: #888;
  font-size: 0.9rem;
  margin-top: 20px;
}

/* Community Section */
.community {
  padding: 80px 0;
}

.discussion-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
}

.discussion-card {
  background: var(--card-bg);
  border-radius: 15px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  border: 1px solid var(--gray);
}

.discussion-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.discussion-header {
  padding: 25px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--gray);
}

.user-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  font-weight: bold;
  font-size: 1.2rem;
}

.discussion-content {
  padding: 25px;
}

.discussion-content h3 {
  margin-bottom: 15px;
  font-size: 1.3rem;
}

.discussion-content p {
  color: #b0b0b0;
  margin-bottom: 25px;
}

.discussion-stats {
  display: flex;
  justify-content: space-between;
  color: #888;
  font-size: 0.9rem;
}

.tags {
  display: flex;
  gap: 8px;
  margin-top: 15px;
}

.tag {
  background: rgba(108, 99, 255, 0.2);
  color: var(--primary);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  padding: 100px 0;
  text-align: center;
  margin: 80px 0;
  border-radius: 15px;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI2MCIgaGVpZ2h0PSI2MCIgdmlld0JveD0iMCAwIDYwIDYwIj48ZyBmaWxsPSJub25lIiBzdHJva2U9IiNmZmYiIHN0cm9rZS13aWR0aD0iMS41IiBzdHJva2Utb3BhY2l0eT0iMC4xIj48cGF0aCBkPSJNIDAgMCBMIDYwIDYwIE0gNjAgMCBMIDAgNjAiLz48L2c+PC9zdmc+");
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: 2.8rem;
  margin-bottom: 20px;
  color: white;
}

.cta-content p {
  font-size: 1.2rem;
  margin-bottom: 30px;
  opacity: 0.9;
  color: white;
}

/* Footer */
footer {
  background: var(--darker);
  color: var(--text);
  padding: 80px 0 30px;
  border-top: 1px solid var(--gray);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-column h3 {
  font-size: 1.3rem;
  margin-bottom: 25px;
  position: relative;
  padding-bottom: 10px;
}

.footer-column h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 40px;
  height: 3px;
  background: var(--primary);
}

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

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

.footer-column ul li a {
  color: #b0b0b0;
  text-decoration: none;
  transition: var(--transition);
  display: flex;
  align-items: center;
}

.footer-column ul li a i {
  margin-right: 10px;
}

.footer-column ul li a:hover {
  color: var(--primary);
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gray);
  color: var(--text);
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--primary);
  transform: translateY(-3px);
}

.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid var(--gray);
  color: #888;
  font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 992px) {
  .hero h1 {
    font-size: 2.8rem;
  }

  .stats {
    justify-content: center;
  }

  .stat-item {
    flex: 0 0 50%;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.3rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .auth-buttons {
    justify-content: center;
    margin-top: 15px;
  }

  .section-title {
    font-size: 2rem;
  }

  .stat-item {
    flex: 0 0 100%;
  }
}

/* Dark mode toggle */
.theme-switch {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 999;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--card-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--gray);
  transition: var(--transition);
}

.theme-switch:hover {
  transform: rotate(30deg);
}

/* =============================

Git

============================= */

.subtitle {
  font-size: 1.2rem;
  color: #d5d5d5;
  margin-bottom: 1rem;
}

.intro {
  font-size: 1.1rem;
  max-width: 800px;
  margin-bottom: 2rem;
}

.toc {
  background-color: var(--dark-bg);
  padding: 1.5rem;
  border-radius: 8px;
  margin-bottom: 2rem;
}

.toc h2 {
  color: white;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.toc-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 0.8rem;
  list-style: none;
}

.toc-list li {
  margin-bottom: 0.5rem;
}

.toc-list a {
  color: #d5d5d5;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.2s;
}

.toc-list a:hover {
  color: white;
  text-decoration: underline;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.card {
  background-color: var(--card-bg);
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.2s ease;
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.command {
  color: var(--gcp-path-color);
  font-weight: bold;
  font-size: 1.1rem;

  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}
.level {
  font-size: 0.9rem;
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  font-weight: bold;
}

.professional {
  background-color: rgba(201, 60, 55, 0.2);
  color: var(--danger);
}

.command-list {
  margin-bottom: 1rem;
  color: #cdd9e5;
  flex-grow: 1;
}

.command-item {
  margin-bottom: 0.8rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px dashed var(--border);
}
.use-case {
  font-size: 0.9rem;
  color: #768390;
  background-color: rgba(99, 110, 123, 0.4);
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
}

.description {
  margin-bottom: 1rem;
  color: #cdd9e5;
  /* flex-grow: 1; */
}
code {
  color: #bdc3ca;
}
.code-block {
  background-color: var(--dark-bg);
  border-radius: 6px;
  padding: 1rem;
  overflow-x: auto;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
}

.log-line {
  display: block;
  padding: 0.1rem 0.5rem;
  margin: 0.1rem 0;
  white-space: pre-wrap;
}

.log-commit {
  color: #6cc644;
}

.log-author {
  color: #6cb6ff;
}

.log-date {
  color: #768390;
}

.log-message {
  color: #adbac7;
}

.log-branch {
  color: #dcbdfb;
}

.log-graph {
  color: #768390;
}

.log-stats {
  color: #f69d50;
}

.footer {
  text-align: center;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  color: #768390;
}

.category {
  font-size: 1.5rem;
  color: white;
  margin: 2.5rem 0 1.5rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #d5d5d5;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
  .category-title {
            font-weight: bold;
            color: #cdd9e5;
            font-size: 1.1rem;
        }
.tip {
  background-color: rgba(65, 132, 228, 0.15);
  border-left: 4px solid #d5d5d5;
  padding: 1rem;
  margin: 1.5rem 0;
  border-radius: 4px;
}

.tip-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  color: #d5d5d5;
}

@media (max-width: 768px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .container {
    padding: 1rem;
  }

  h1 {
    font-size: 2rem;
  }

  .toc-list {
    grid-template-columns: 1fr;
  }
}
.scenario-title {
  font-weight: bold;
  color: #cdd9e5;
  font-size: 1.1rem;
}

.complexity {
  font-size: 0.9rem;
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  font-weight: bold;
}

.basic {
  background-color: rgba(52, 125, 57, 0.2);
  color: var(--success);
}

.intermediate {
  background-color: rgba(224, 179, 84, 0.2);
  color: var(--warning);
}

.advanced {
  background-color: rgba(83, 155, 245, 0.2);
  color: var(--accent);
}

.expert {
  background-color: rgba(201, 60, 55, 0.2);
  color: var(--danger);
}

.process-container {
  background-color: var(--process-bg);
  border-radius: 6px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.process-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  color: var(--accent);
}

.process-description {
  margin-bottom: 1rem;
  color: #cdd9e5;
}
.cmd {
  color: #6cb6ff;
  display: block;
  margin-bottom: 0.5rem;
}

.comment {
  color: #768390;
  font-style: italic;
  display: block;
  margin-bottom: 0.5rem;
}
.step-number {
  display: inline-block;
  background-color: var(--accent);
  color: white;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  text-align: center;
  line-height: 24px;
  margin-right: 0.5rem;
  font-size: 0.8rem;
}

      .diff-line {
        display: block;
        padding: 0.1rem 0.5rem;
        margin: 0.1rem 0;
        white-space: pre-wrap;
      }

      .diff-add {
        background-color: rgba(46, 160, 67, 0.15);
        color: #6cc644;
      }

      .diff-remove {
        background-color: rgba(248, 81, 73, 0.15);
        color: #f14c4c;
      }

      .diff-meta {
        color: #8b949e;
      }

      .diff-context {
        color: #6e7681;
      }

      .diff-neutral {
        color: var(--text);
      }