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

body {
  font-family: "Consolas", "Monaco", "Courier New", monospace;
  background: linear-gradient(135deg, #0f0f1a 0%, #1a1a2e 50%, #16213e 100%);
  color: #e0e0e0;
  min-height: 100vh;
  line-height: 1.6;
}

/* Navigation */
.navbar {
  background: rgba(20, 20, 35, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #333;
  padding: 0 2rem;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
  font-weight: 700;
  color: #00ff88;
  text-decoration: none;
  transition: all 0.3s ease;
}

.nav-logo:hover {
  color: #00cc6a;
  transform: translateY(-2px);
}

.terminal-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(45deg, #00ff88, #00cc6a);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #000;
  font-weight: bold;
  animation: pulse 2s infinite;
}

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

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  color: #e0e0e0;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 8px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.nav-links a:hover {
  color: #00ff88;
  transform: translateY(-2px);
}

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

/* Hero Section */
.hero {
  text-align: center;
  padding: 4rem 0;
  background: radial-gradient(
    circle at center,
    rgba(0, 255, 136, 0.1) 0%,
    transparent 70%
  );
  border-radius: 20px;
  margin-bottom: 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(
    from 0deg,
    transparent,
    rgba(0, 255, 136, 0.03),
    transparent 30%
  );
  animation: rotate 20s linear infinite;
}

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

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

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(45deg, #00ff88, #00cc6a, #ffffff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: glow 3s ease-in-out infinite alternate;
}

@keyframes glow {
  from {
    filter: drop-shadow(0 0 10px rgba(0, 255, 136, 0.3));
  }
  to {
    filter: drop-shadow(0 0 20px rgba(0, 255, 136, 0.5));
  }
}

.hero p {
  font-size: 1.3rem;
  color: #b0b0b0;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-button {
  display: inline-block;
  background: linear-gradient(45deg, #00ff88, #00cc6a);
  color: #000;
  padding: 15px 40px;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0, 255, 136, 0.4);
}

/* Features Section */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 4rem 0;
}

.feature-card {
  background: rgba(30, 30, 50, 0.8);
  padding: 2rem;
  border-radius: 15px;
  border: 1px solid rgba(0, 255, 136, 0.2);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 255, 136, 0.4);
  box-shadow: 0 10px 30px rgba(0, 255, 136, 0.1);
}

.feature-card h3 {
  color: #00ff88;
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

/* Installation Section */
.installation {
  background: rgba(20, 20, 35, 0.9);
  padding: 3rem;
  border-radius: 15px;
  margin: 4rem 0;
  border: 1px solid #333;
  overflow: visible;
  position: relative;
}

.installation h2 {
  color: #00ff88;
  margin-bottom: 2rem;
  text-align: center;
  font-size: 2rem;
}

.code-block {
  background: #1a1a2e;
  padding: 1.5rem;
  border-radius: 10px;
  border-left: 4px solid #00ff88;
  margin: 1rem 0;
  font-family: "Consolas", monospace;
  position: relative;
  overflow-x: auto;
}

.code-block::before {
  content: "$ ";
  color: #00ff88;
  font-weight: bold;
}

.code-line {
  color: #f0f0f0;
  margin: 0.5rem 0;
}

/* Footer */
.footer {
  text-align: center;
  padding: 3rem 0;
  border-top: 1px solid #333;
  margin-top: 4rem;
  color: #888;
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 5px;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: #00ff88;
  margin: 3px 0;
  transition: all 0.3s ease;
  border-radius: 3px;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  right: 0;
  background: rgba(20, 20, 35, 0.98);
  backdrop-filter: blur(15px);
  border-bottom: 1px solid #333;
  z-index: 999;
}

.mobile-menu.active {
  display: block;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mobile-menu ul {
  list-style: none;
  padding: 1rem 0;
}

.mobile-menu li {
  margin: 0;
}

.mobile-menu a {
  display: block;
  color: #e0e0e0;
  text-decoration: none;
  padding: 15px 2rem;
  transition: all 0.3s ease;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-menu a:hover {
  background: rgba(0, 255, 136, 0.1);
  color: #00ff88;
  padding-left: 2.5rem;
}

/* Download Options */
.download-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
  position: relative;
  z-index: 1;
}

.download-card {
  background: rgba(30, 30, 50, 0.9);
  padding: 2rem;
  border-radius: 15px;
  border: 2px solid rgba(0, 255, 136, 0.3);
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: visible;
  display: flex;
  flex-direction: column;
  min-height: 400px;
}

.download-card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.download-card-buttons {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

.download-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 255, 136, 0.6);
  box-shadow: 0 15px 40px rgba(0, 255, 136, 0.2);
}

.download-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  display: block;
}

.download-card h3 {
  color: #00ff88;
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.download-card p {
  color: #b0b0b0;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.download-btn {
  display: inline-block;
  background: linear-gradient(45deg, #00ff88, #00cc6a);
  color: #000;
  padding: 12px 30px;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 700;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 255, 136, 0.4);
}

.download-btn.secondary {
  background: linear-gradient(45deg, #333, #555);
  color: #e0e0e0;
}

/* Version Badge */
.version-badge {
  display: inline-block;
  background: linear-gradient(45deg, #00ff88, #00cc6a);
  color: #000;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-left: 0.5rem;
  animation: pulse-badge 2s infinite;
}

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

/* Dropdown Menu */
.dropdown {
  position: relative;
  display: inline-block;
  margin-top: 1rem;
}

.dropdown-toggle {
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.3);
  color: #00ff88;
  padding: 10px 20px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dropdown-toggle:hover {
  background: rgba(0, 255, 136, 0.2);
  border-color: rgba(0, 255, 136, 0.5);
}

.dropdown-arrow {
  transition: transform 0.3s ease;
}

.dropdown.active .dropdown-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 250px;
  background: rgba(20, 20, 35, 0.95);
  border: 1px solid rgba(0, 255, 136, 0.3);
  border-radius: 8px;
  margin-top: 5px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(-50%) translateY(-10px);
  transition: all 0.3s ease;
  z-index: 1000;
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.dropdown.active .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-item {
  display: block;
  padding: 12px 16px;
  color: #e0e0e0;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.dropdown-item:last-child {
  border-bottom: none;
}

.dropdown-item:hover {
  background: rgba(0, 255, 136, 0.1);
  color: #00ff88;
  padding-left: 20px;
}

.version-info {
  font-size: 0.8rem;
  color: #888;
  margin-left: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-container {
    padding: 0 1rem;
  }

  .nav-links {
    display: none;
  }

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

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero p {
    font-size: 1.1rem;
  }

  .container {
    padding: 80px 1rem 1rem;
  }

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

  .installation {
    padding: 2rem 1rem;
  }

  .code-block {
    padding: 1rem;
    font-size: 0.9rem;
  }

  .download-options {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .dropdown {
    position: static;
  }

  .dropdown-menu {
    position: relative;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
    margin-top: 10px;
    border-radius: 8px;
    width: 100%;
    left: auto;
    top: auto;
    display: none;
  }

  .dropdown.active .dropdown-menu {
    display: block;
  }

  .dropdown-toggle {
    width: 100%;
    justify-content: center;
  }

  .download-card {
    min-height: auto;
    padding: 1.5rem;
  }

  .download-card-buttons {
    margin-top: 1rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

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

  .cta-button {
    padding: 12px 30px;
    font-size: 1rem;
  }

  .nav-container {
    height: 60px;
  }

  .container {
    padding: 70px 1rem 1rem;
  }
}

.image {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  margin: 1rem 0;
  margin-bottom: 50px;
}

@media (max-width: 768px) {
  .image {
    margin: 1rem 0;
    width: 100%;
  }
}