:root {
  --primary-gradient: linear-gradient(45deg, #60a5fa, #34d399);
  --dark-bg: #111827;
  --card-bg: #1f2937;
  --text-primary: #e5e7eb;
  --text-secondary: #9ca3af;
  --accent-blue: #60a5fa;
  --accent-green: #34d399;
  --transition-speed: 0.3s;
}

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

body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header and Navigation */
header {
  background: var(--card-bg);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
}

.logo i {
  margin-right: 0.5rem;
  font-size: 1.8rem;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-speed);
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a:hover {
  color: var(--accent-blue);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width var(--transition-speed);
}

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

/* Dropdown menu styles */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-toggle {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-speed);
  position: relative;
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dropdown-toggle:hover {
  color: var(--accent-blue);
}

.dropdown-toggle i {
  font-size: 0.8rem;
  transition: transform var(--transition-speed);
}

.dropdown:hover .dropdown-toggle i {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-speed);
  z-index: 1000;
  min-width: 180px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

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

.dropdown-menu a {
  display: block;
  padding: 0.75rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-speed);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.dropdown-menu a:hover {
  background: rgba(96, 165, 250, 0.1);
  color: var(--accent-blue);
  transform: translateX(5px);
}

.app-links {
  display: flex;
  gap: 1rem;
  margin-left: 1rem;
  padding-left: 1rem;
  border-left: 1px solid rgba(156, 163, 175, 0.3);
}

.lite-app-link, .pro-app-link {
  background: rgba(96, 165, 250, 0.1) !important;
  padding: 0.5rem 1rem !important;
  border-radius: 0.5rem !important;
  color: var(--accent-blue) !important;
  font-weight: 600 !important;
  transition: all 0.3s ease !important;
}

.lite-app-link:hover, .pro-app-link:hover {
  background: rgba(96, 165, 250, 0.2) !important;
  transform: translateY(-2px);
}

.pro-app-link {
  background: rgba(139, 92, 246, 0.1) !important;
  color: #a78bfa !important;
}

.pro-app-link:hover {
  background: rgba(139, 92, 246, 0.2) !important;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Ensure mobile menu button is always hidden on desktop */
@media (min-width: 769px) {
  .mobile-menu-btn {
    display: none !important;
  }
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 6rem 0 5rem;
  background: linear-gradient(to bottom, #1a202c, var(--dark-bg));
  position: relative;
  overflow: hidden;
}

.app-store-button {
  display: inline-block;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.app-store-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 7px 14px rgba(0, 0, 0, 0.2);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(96, 165, 250, 0.1) 0%, rgba(17, 24, 39, 0) 70%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
}

h1 {
  font-size: 4rem;
  margin-bottom: 1rem;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

.subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.cta-button {
  display: inline-block;
  background: var(--primary-gradient);
  color: white;
  padding: 0.75rem 1.75rem;
  border-radius: 0.5rem;
  text-decoration: none;
  font-weight: bold;
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 7px 14px rgba(0, 0, 0, 0.2);
}

.secondary-button {
  background: transparent;
  border: 1px solid var(--accent-blue);
  color: var(--accent-blue);
}

.secondary-button:hover {
  background: rgba(96, 165, 250, 0.1);
}

.coming-soon-text {
  margin-top: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-style: italic;
}

/* Features Section */
.section-title {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.section-subtitle {
  text-align: center;
  margin: -2rem auto 3rem;
  max-width: 700px;
  color: var(--text-secondary);
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 2rem 0 4rem;
}

.feature-card {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform var(--transition-speed), box-shadow var(--transition-speed);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.feature-card h3 {
  color: var(--accent-blue);
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.feature-card p {
  margin: 0;
  font-size: 1rem;
  color: var(--text-secondary);
  flex-grow: 1;
}

/* Footer */
footer {
  background-color: var(--card-bg);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-column h4 {
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
}

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

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

.footer-column a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-speed);
}

.footer-column a:hover {
  color: var(--accent-blue);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  font-size: 1.2rem;
  transition: background var(--transition-speed), transform var(--transition-speed);
}

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

.copyright {
  text-align: center;
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.8rem;
}

/* Responsive layout */
@media (max-width: 992px) {
  .features {
      grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-content {
      grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
      display: none;
      position: fixed;
      top: 60px; /* Adjust based on your header height */
      right: -100%;
      background-color: var(--card-bg);
      width: 70%;
      height: 100vh;
      padding: 1rem;
      flex-direction: column;
      align-items: flex-start;
      transition: right var(--transition-speed) ease-in-out;
      box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
      z-index: 99;
  }
  
  .nav-links.active {
      display: flex;
      right: 0;
  }
  
  .nav-links a {
      margin: 0.2rem 0;
      font-size: 1rem;
      padding: 0.2rem 0;
      line-height: 1.2;
  }

  .app-links {
    flex-direction: column;
    width: 100%;
    margin-left: 0;
    padding-left: 0;
    border-left: none;
    border-top: 1px solid rgba(156, 163, 175, 0.3);
    padding-top: 1rem;
    margin-top: 1rem;
  }

  .lite-app-link, .pro-app-link {
    width: 100% !important;
    margin: 0.5rem 0 !important;
    text-align: center !important;
  }
  
  .mobile-menu-btn {
      display: block;
  }
  
  h1 {
      font-size: 3rem;
  }
  
  .section-title {
      font-size: 2rem;
  }
  
  .features {
      grid-template-columns: 1fr;
      padding: 1rem 0 2rem;
  }
}

@media (max-width: 576px) {
  .footer-content {
      grid-template-columns: 1fr;
  }
  
  .container {
      padding: 0 1rem;
  }
}