/* public-nav.css — 从public_nav.html内联style提取 */
.glass-nav {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.ham-line {
    transform-origin: left;
}
#hamburger.active #ham-l1 {
    transform: rotate(45deg);
}
#hamburger.active #ham-l2 {
    opacity: 0;
}
#hamburger.active #ham-l3 {
    transform: rotate(-45deg);
    width: 100%;
}
#mobile-menu.show {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}
/* 固定尺寸logo */
.logo-img-fixed {
    width: 40px !important;
    height: 40px !important;
    max-width: 40px !important;
    max-height: 40px !important;
}