/* ============================================================ */
/* common-header.css — Shared Header Styles                     */
/* ============================================================ */

.glass-effect {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

/* Fullscreen Mobile Menu Animations */
.mobile-menu-enter {
    opacity: 0;
    transform: translateY(-100%);
    pointer-events: none;
    transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mobile-menu-enter.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.mobile-link {
    display: block;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mobile-menu-enter.active .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

.social-icon {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.mobile-menu-enter.active .social-icon {
    opacity: 1;
    transform: scale(1);
}

/* Staggered Delays for Mobile Menu */
.delay-100 { transition-delay: 100ms; }
.delay-150 { transition-delay: 150ms; }
.delay-200 { transition-delay: 200ms; }
.delay-250 { transition-delay: 250ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* Desktop Nav Underline Transition */
.nav-link-underline {
    position: absolute;
    bottom: 0;
    left: 1rem;
    right: 1rem;
    height: 2px;
    background-color: #0ea5e9; /* sky-500 */
    border-radius: 9999px;
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: left;
}

.group:hover .nav-link-underline {
    transform: scaleX(1);
}

.nav-link-active .nav-link-underline {
    transform: scaleX(1);
}