/*
 * Custom CSS for Techy Voro Theme
 * Additional styles and enhancements
 */

/* Smooth scrolling for anchor links */
html {
    scroll-behavior: smooth;
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #764ba2;
}

/* Selection color */
::selection {
    background: #667eea;
    color: #fff;
}

/* Focus styles for accessibility */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* Mobile menu animation */
.menu-toggle .hamburger {
    display: block;
    width: 25px;
    height: 3px;
    background: #333;
    position: relative;
    transition: all 0.3s ease;
}

.menu-toggle .hamburger::before,
.menu-toggle .hamburger::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 3px;
    background: #333;
    transition: all 0.3s ease;
}

.menu-toggle .hamburger::before {
    top: -8px;
}

.menu-toggle .hamburger::after {
    top: 8px;
}

.menu-toggle.active .hamburger {
    background: transparent;
}

.menu-toggle.active .hamburger::before {
    transform: rotate(45deg);
    top: 0;
}

.menu-toggle.active .hamburger::after {
    transform: rotate(-45deg);
    top: 0;
}

/* TOC smooth scroll behavior */
.toc-list a {
    transition: all 0.3s ease;
}

.toc-list a:hover {
    padding-left: 5px;
    color: #667eea;
}

/* Sticky header shadow */
.site-header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

/* Animation classes */
.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.fade-in-up.delay-1 {
    animation-delay: 0.1s;
}

.fade-in-up.delay-2 {
    animation-delay: 0.2s;
}

.fade-in-up.delay-3 {
    animation-delay: 0.3s;
}

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

/* Button hover effects */
.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Card hover effect enhancement */
.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

/* Social icon hover effect */
.author-social a:hover {
    transform: scale(1.1);
}

/* Footer link hover animation */
.footer-links ul li a:hover,
.footer-categories ul li a:hover {
    color: #fff;
    padding-left: 10px;
    transition: all 0.3s ease;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .article-wrapper {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        position: static;
    }
}