/**
 * Sticky Header Enhancements
 *
 * @package NEWTIV
 * @since 1.0.0
 */

.site-header.sticky-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    animation: slideDown 0.3s ease-out;
    transition: all 0.3s ease;
}

.site-header.header-hidden {
    transform: translateY(-100%);
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

/* Reading Progress Bar */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    z-index: 9999;
    transition: width 0.1s ease;
}

/* Zoom on Hover */
.zoom-on-hover {
    transition: transform 0.5s ease;
    overflow: hidden;
}

.zoom-on-hover img {
    transition: transform 0.5s ease;
}

.zoom-on-hover.zoomed img {
    transform: scale(1.2);
}

/* Parallax Elements */
.parallax {
    will-change: transform;
}