:root {
  --primary-color: #2c5aa0;
  --secondary-color: #f39c12;
  --accent-color: #e74c3c;
  --text-dark: #2c3e50;
  --text-light: #ecf0f1;
  --bg-light: #ffffff;
  --bg-dark: #1a1a1a;
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
  --shadow-light: 0 10px 30px rgba(0, 0, 0, 0.1);
  --shadow-heavy: 0 20px 60px rgba(0, 0, 0, 0.3);
  --border-radius: 15px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-height: 80px;
  --nav-bg: rgba(26, 26, 58, 0.95);
  --nav-hover: rgba(255, 255, 255, 0.1);
}
/* Global Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-light);
  transition: var(--transition);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}


/* Progress Bar */
#progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: rgba(255, 255, 255, 0.2);
  z-index: 9999;
}

#progress-bar {
  height: 100%;
  background: var(--gradient-secondary);
  width: 0%;
  transition: width 0.3s ease;
  box-shadow: 0 0 10px rgba(243, 156, 18, 0.5);
}

/* Header Styles */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1000;
  transition: var(--transition);
  box-shadow: var(--shadow-light);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}


/* Footer Styles */
footer {
  background: var(--gradient-primary);
  color: white;
  padding: 3rem 0 1rem;
  text-align: center;
  position: relative;
  margin-top: auto;
}

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

.footer-socials {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

.footer-socials a {
  color: white;
  font-size: 1.5rem;
  margin: 0 1rem;
  transition: var(--transition);
  display: inline-block;
}

.footer-socials a:hover {
  transform: translateY(-3px) scale(1.2);
  text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.footer-contact {
  margin-bottom: 1.5rem;
}

.footer-contact a {
  color: white;
  text-decoration: none;
  transition: var(--transition);
}

.footer-contact a:hover {
  text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 1024px) {
  nav {
    padding: 0 1.5rem;
  }
  
  nav ul {
    gap: 0.25rem;
  }
  
  nav ul li a {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  nav {
    padding: 0 1rem;
  }
  
  .logo h1 {
    font-size: 1.5rem;
  }
  
  .hamburger {
    display: block;
  }
  
  nav ul {
    position: fixed;
    top: var(--header-height);
    left: -100%;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: rgba(26, 26, 58, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: 2rem;
    gap: 1rem;
    transition: var(--transition);
    overflow-y: auto;
  }
  
  nav ul.active {
    left: 0;
  }
  
  nav ul li {
    width: 90%;
    text-align: center;
  }
  
  nav ul li a {
    display: block;
    width: 100%;
    padding: 1rem;
    border-radius: var(--border-radius);
    background: var(--nav-hover);
    margin-bottom: 0.5rem;
  }
  
  .theme-switch {
    margin: 1rem 0;
  }
  
  .gtranslate_wrapper {
    margin: 1rem 0;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  section {
    padding: 2rem 0;
  }
}

@media (max-width: 480px) {
  .logo h1 {
    font-size: 1.3rem;
  }
  
  nav ul li a {
    font-size: 1rem;
    padding: 0.875rem;
  }
  
  .footer-socials a {
    margin: 0 0.5rem;
    font-size: 1.3rem;
  }
  
  .container {
    padding: 0 0.75rem;
  }
}

/* Navigation Styles */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  padding: 0 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* Logo Styles */
.logo {
  flex-shrink: 0;
}

.logo a {
  text-decoration: none;
}

.logo h1 {
  font-size: 1.8rem;
  font-weight: 700;
  color: white;
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: var(--transition);
  letter-spacing: -0.5px;
}

.logo h1:hover {
  transform: scale(1.05);
  text-shadow: 0 5px 15px rgba(243, 156, 18, 0.3);
}

/* Navigation Menu */
nav ul {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
}

nav ul li {
  position: relative;
}

nav ul li a {
  display: inline-block;
  color: white;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.75rem 1.25rem;
  border-radius: 25px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

nav ul li a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-secondary);
  transition: var(--transition);
  z-index: -1;
  border-radius: 25px;
}

nav ul li a:hover::before {
  left: 0;
}

nav ul li a:hover {
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Mouse Cursor Trail Effect */
.circle {
  position: absolute;
  width: 25px;
  height: 25px;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(70, 130, 180, 0.3), skyblue, rgba(0, 0, 50, 0.3), white);
  transition: transform 0.1s, left 0.1s, top 0.1s;
}

.circle-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
}

/* Hamburger Menu */
.hamburger {
  display: none;
  font-size: 1.5rem;
  color: white;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.hamburger:hover {
  background: var(--nav-hover);
  transform: scale(1.1);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: var(--gradient-secondary);
  color: white;
  text-decoration: none;
  border-radius: 25px;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  color: white;
}

/* Theme Switch */
body.dark-mode {
  --bg-light: #1a1a1a;
  --bg-dark: #2d2d2d;
  --text-dark: #ecf0f1;
  --text-light: #2c3e50;
  --header-bg: #0f0f23;
  --header-text: #ffffff;
  --nav-hover-bg: rgba(255, 255, 255, 0.2);
  --shadow-light: 0 10px 30px rgba(255, 255, 255, 0.1);
}

body.dark-theme header {
  background: rgba(26, 26, 26, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

body.dark-theme nav ul {
  background: rgba(26, 26, 26, 0.95);
}