.bg-pattern {
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Navbar & Accessibility Fixes */
#nav-wrapper {
    position: fixed !important;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    will-change: box-shadow;
}

#nav-wrapper>div:first-child {
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

@media (max-width: 1023px) {
    #nav-wrapper>div:first-child {
        min-height: 0 !important;
        max-height: none;
    }
}

html {
    scroll-behavior: smooth;
}

.ticker-wrap {
    mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

.ticker-track {
    display: inline-flex;
    white-space: nowrap;
    min-width: max-content;
    animation: tickerMove 30s linear infinite;
    will-change: transform;
}

.ticker-wrap:hover .ticker-track {
    animation-play-state: paused;
}

@keyframes tickerMove {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* Responsive animation timing */
@media (max-width: 768px) {
    .ticker-track {
        animation-duration: 25s;
    }
}

@media (min-width: 1366px) {
    .ticker-track {
        animation-duration: 35s;
    }
}

.line-clamp-1 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
}

.line-clamp-2 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.line-clamp-3 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.reveal {
    opacity: 1;
    transform: none;
}

.reveal-ready .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal-ready .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .ticker-track {
        animation: none;
    }

    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* Dosen grid: subgrid rows agar header & footer setiap card sejajar */
@media (min-width: 1024px) {
    #dosen-grid {
        grid-template-rows: auto auto;
    }
    #dosen-grid > a {
        grid-row: span 2;
        display: grid;
        grid-template-rows: subgrid;
    }
    /* White section: flex column so expertise sits at top, rank/link pinned to bottom */
    #dosen-grid > a > div:last-child {
        display: flex !important;
        flex-direction: column !important;
        padding-top: 1rem !important;
    }
    #dosen-grid > a > div:last-child > div:last-child {
        margin-top: auto;
    }
}

/* Custom responsive breakpoints - overriding Tailwind CDN defaults */
/* Mobile: 390px and up */
@media (min-width: 390px) {
    body {
        font-size: 14px;
    }
}

/* Tablet: 768px and up */
@media (min-width: 768px) {
    #kbk-card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Laptop/Desktop: 1024px and up */
@media (min-width: 1024px) {
    nav.bg-\[#feb401\] {
        display: block !important;
    }

    #lang-toggle-btn {
        display: flex !important;
    }

    .hidden.lg\:flex {
        display: flex !important;
    }

    /* Hide hamburger button on desktop (aligns with ACAAB lg:1024px) */
    #mobile-menu-button {
        display: none !important;
    }

    #kbk-card-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    #dosen-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    #riset-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

/* Desktop: 1366px and up */
@media (min-width: 1366px) {
    #kbk-card-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    #riset-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    #dosen-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

/* Extra Large Desktop: 1920px and up */
@media (min-width: 1920px) {
    body {
        font-size: 16px;
    }
}

/* ===== MEGA MENU STYLES FROM LIMAEM ===== */
.mega-panel {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
}

.mega-panel.active {
    opacity: 1;
    visibility: visible;
}

#mega-overlay {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    pointer-events: none;
}

#mega-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.mega-link-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    border-radius: 0.75rem;
    border: 1px solid #e2e8f0;
    background: white;
    transition: all 0.2s ease;
}

.mega-link-card:hover {
    border-color: #3b82f6;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
    transform: translateY(-2px);
}

.mega-link-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.2s ease;
}

.nav-menu-btn.active {
    background: rgba(255, 255, 255, 0.9);
    color: #1e40af;
}

.nav-menu-btn:hover {
    background: rgba(255, 255, 255, 0.8);
}

#main-nav {
    position: relative;
}

#mega-menu-container {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    pointer-events: none;
}

#mega-menu-container .mega-panel {
    pointer-events: auto;
}

.nav-menu-item {
    position: relative;
}

.nav-menu-item::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 0;
    right: 0;
    height: 12px;
}