@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
  --primary: #3B82F6;
  --secondary: #6366F1;
  --accent: #F97316;
  --success: #10B981;
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

[data-theme="dark"] {
  --white: #111827;
  --gray-50: #1F2937;
  --gray-100: #374151;
  --gray-200: #4B5563;
  --gray-300: #6B7280;
  --gray-400: #9CA3AF;
  --gray-500: #D1D5DB;
  --gray-600: #E5E7EB;
  --gray-700: #F3F4F6;
  --gray-800: #F9FAFB;
  --gray-900: #FFFFFF;
}

[dir="rtl"] {
  direction: rtl;
}

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--white);
  transition: all 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-weight: 500;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  padding: 12px 24px;
  border: 2px solid var(--primary);
  border-radius: 8px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  cursor: pointer;
  font-weight: 500;
}

.btn-secondary:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

.card {
  background: var(--white);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.hero-bg {
  background-image: url("https://vidzaicdn.blob.core.windows.net/vweb/new_asset/event.jpeg");
  background-size: cover;
  background-position: center;
}


.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.dropdown {
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
}

.dropdown.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.toggle-btn {
  position: relative;
  width: 50px;
  height: 25px;
  background: var(--gray-300);
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.toggle-btn.active {
  background: var(--primary);
}

.toggle-btn::after {
  content: '';
  position: absolute;
  width: 21px;
  height: 21px;
  border-radius: 50%;
  background: white;
  top: 2px;
  left: 2px;
  transition: all 0.3s ease;
}

.toggle-btn.active::after {
  transform: translateX(25px);
}

.rtl-toggle {
  background: var(--gray-200);
  border: none;
  padding: 8px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 18px;
}

.rtl-toggle:hover {
  background: var(--gray-300);
  transform: scale(1.1);
}

@media (max-width: 768px) {
  .card {
    padding: 16px;
  }
  
  .btn-primary,
  .btn-secondary {
    padding: 10px 20px;
    font-size: 14px;
  }
}

.loading {
  border: 3px solid var(--gray-200);
  border-top: 3px solid var(--primary);
  border-radius: 50%;
  width: 30px;
  height: 30px;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

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

.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-link {
  color: var(--gray-700);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background: var(--primary);
  transition: width 0.3s ease;
}

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