/* Tennic Connect Asia - Dark Theme Styles */
:root {
  --primary-color: #f2f75e;
  --dark-bg: #1a1a1a;
  --dark-secondary: #2a2a2a;
  --light-gray: #e5e5e5;
  --white: #ffffff;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--dark-bg);
  color: var(--light-gray);
  line-height: 1.6;
}

/* Header Styles */
.header {
  background-color: var(--dark-bg);
  border-bottom: 1px solid var(--dark-secondary);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-link {
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--primary-color);
}

/* Dropdown Menu Styles */
.group:hover .group-hover\:opacity-100 {
  opacity: 1 !important;
}

.group:hover .group-hover\:visible {
  visibility: visible !important;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-secondary) 100%);
  min-height: 70vh;
}

.hero-text {
  background: linear-gradient(45deg, var(--primary-color), #fff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Section Cards with Rollover Effects */
.service-card {
  background-color: var(--dark-secondary);
  border: 1px solid #3a3a3a;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(242, 247, 94, 0.1);
  border-color: var(--primary-color);
}

.service-card .overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(242, 247, 94, 0.1) 0%, rgba(242, 247, 94, 0.2) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.service-card:hover .overlay {
  opacity: 1;
}

.service-card img {
  transition: transform 0.3s ease;
}

.service-card:hover img {
  transform: scale(1.05);
}

.service-title {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.service-description {
  color: var(--light-gray);
  opacity: 0.9;
}

/* Button Styles */
.btn-primary {
  background-color: var(--primary-color);
  color: var(--dark-bg);
  font-weight: 600;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background-color: #e8e550;
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(242, 247, 94, 0.3);
}

.btn-outline {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  background: transparent;
  transition: all 0.3s ease;
}

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

/* About Section */
.about-stat {
  text-align: center;
  padding: 1.5rem;
  background-color: var(--dark-secondary);
  border-radius: 12px;
  border: 1px solid #3a3a3a;
}

.stat-number {
  color: var(--primary-color);
  font-size: 2.5rem;
  font-weight: 700;
  display: block;
}

/* Footer */
.footer {
  background-color: var(--dark-secondary);
  border-top: 1px solid #3a3a3a;
  margin-top: 4rem;
}

.footer-link {
  color: var(--light-gray);
  transition: color 0.3s ease;
}

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

/* Mobile Menu */
.mobile-menu {
  display: none;
  background-color: var(--dark-secondary);
  border-top: 1px solid #3a3a3a;
}

@media (max-width: 768px) {
  .mobile-menu.active {
    display: block;
  }
}

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

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

/* Loading animations */
.loading-placeholder {
  background: linear-gradient(90deg, var(--dark-secondary) 25%, #3a3a3a 50%, var(--dark-secondary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

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