:root {
    --primary: #6366f1;
    --secondary: #8b5cf6;
    --accent: #ec4899;
    --dark: #0f172a;
    --darker: #020617;
    --light: #f8fafc;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--darker);
    color: var(--light);
    overflow-x: hidden;
}

/* Custom animations */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

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

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

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

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes wave {
    0% { transform: translateX(0); }
    50% { transform: translateX(-30px); }
    100% { transform: translateX(0); }
}

.float-animation {
    animation: float 6s ease-in-out infinite;
}

.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease-out forwards;
}

.slide-in-left {
    opacity: 0;
    animation: slideInLeft 0.8s ease-out forwards;
}

.slide-in-right {
    opacity: 0;
    animation: slideInRight 0.8s ease-out forwards;
}

.pulse-animation {
    animation: pulse 2s infinite;
}

.rotate-animation {
    animation: rotate 20s linear infinite;
}

.wave-animation {
    animation: wave 8s ease-in-out infinite;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
.delay-5 { animation-delay: 1s; }

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--darker);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(var(--primary), var(--secondary));
    border-radius: 10px;
}

/* Gradient text */
.gradient-text {
    background: linear-gradient(45deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    background-size: 200% 200%;
    animation: gradientBG 5s ease infinite;
}

/* Gradient background */
.gradient-bg {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    background-size: 200% 200%;
    animation: gradientBG 8s ease infinite;
}

/* Project card hover effect */
.project-card {
    transition: all 0.3s ease;
    transform-style: preserve-3d;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.2), transparent);
    transition: 0.5s;
}

.project-card:hover::before {
    left: 100%;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.25);
}

/* Skill bar animation */
.perspective {
    perspective: 1000px;
  }

  .card-inner {
    transition: transform 0.8s;
    transform-style: preserve-3d;
    position: relative;
    width: 100%;
    height: 100%;
  }

  .card:hover .card-inner {
    transform: rotateY(180deg);
  }

  .card-front,
  .card-back {
    backface-visibility: hidden;
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 1rem;
  }

  .card-back {
    transform: rotateY(180deg);
  }

/* Hamburger menu */
.hamburger {
    cursor: pointer;
    width: 24px;
    height: 24px;
    transition: all 0.25s;
    position: relative;
}

.hamburger-top,
.hamburger-middle,
.hamburger-bottom {
    position: absolute;
    top: 0;
    left: 0;
    width: 24px;
    height: 2px;
    background: var(--light);
    transform: rotate(0);
    transition: all 0.5s;
}

.hamburger-middle {
    transform: translateY(7px);
}

.hamburger-bottom {
    transform: translateY(14px);
}

.open .hamburger-top {
    transform: rotate(45deg) translateY(6px) translateX(6px);
}

.open .hamburger-middle {
    display: none;
}

.open .hamburger-bottom {
    transform: rotate(-45deg) translateY(6px) translateX(-6px);
}

/* Mobile menu */
.mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.mobile-menu.open {
    max-height: 500px;
}

/* Glow effect */
.glow {
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.5);
}

.glow:hover {
    box-shadow: 0 0 25px rgba(99, 102, 241, 0.8);
}

/* Particle background */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    background: rgba(139, 92, 246, 0.5);
    border-radius: 50%;
    pointer-events: none;
}

/* Animated border */
.animated-border {
    position: relative;
}

.animated-border::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: width 0.3s ease;
}

.animated-border:hover::after {
    width: 100%;
}

/* Typewriter effect */
.typewriter {
    border-right: 3px solid var(--primary);
    white-space: nowrap;
    overflow: hidden;
    animation: 
        typing 3.5s steps(40, end),
        blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0 }
    to { width: 100% }
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: var(--primary) }
}

/* Floating elements */
.floating {
    animation: floating 6s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* Neon text */
.neon-text {
    text-shadow: 0 0 5px var(--primary), 0 0 10px var(--primary), 0 0 20px var(--primary);
}


/* WhatsApp Icon Styling */
.whatsapp-icon {
    position: fixed;
    right: 20px;
    bottom: 20px;
    background-color: #25D366;
    border-radius: 50%;
    padding: 15px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
  }
  
  /* Animation to make the icon bounce */
  .whatsapp-icon:hover {
    transform: scale(1.1) rotate(10deg);
  }
  
  /* WhatsApp icon floating effect */
  @keyframes bounce {
    0% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-10px);
    }
    100% {
      transform: translateY(0);
    }
  }
  
  .whatsapp-icon {
    animation: bounce 1s infinite;
  }
  @keyframes spin-slow {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
  .animate-spin-slow {
    animation: spin-slow 6s linear infinite;
  }