.nav-base {
    background: transparent;
    transition:
        background 0.25s ease,
        box-shadow 0.25s ease,
        backdrop-filter 0.25s ease;
}

.nav-base {
    --topbar-h: 36px;
    padding-top: var(--topbar-h);
}

.topbar {
    background: linear-gradient(to right, #030712, #111827, #1f2937);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    height: var(--topbar-h);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
}

.topbar-inner {
    height: 100%;
}

.nav-base.is-scrolled .topbar {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}

.nav-main {
    transition: padding 0.25s ease;
}

.nav-base.is-scrolled .nav-main {
    padding-top: 6px;
    padding-bottom: 6px;
}

.nav-base.is-scrolled {
    padding-top: 0;
}

.topbar,
.nav-base.is-scrolled .topbar {
    transition:
        transform 0.25s ease,
        opacity 0.25s ease;
}

/* Saat scroll: jadi hitam */
.nav-base.is-scrolled {
    background: linear-gradient(to right, #030712, #111827, #1f2937);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.nav-base.is-scrolled .nav-link,
.nav-base.is-scrolled #profileBtn,
.nav-base.is-scrolled #beritaBtn,
.nav-base.is-scrolled #searchOpen {
    color: rgba(255, 255, 255, 0.5);
}

.nav-base.is-scrolled #profileBtn:hover {
    color: #f97316;
}

.nav-base.is-scrolled #beritaBtn:hover {
    color: #f97316;
}

.nav-base.is-scrolled #searchOpen:hover {
    color: rgba(255, 255, 255, 0.9);
}

.nav-base.is-scrolled .nav-link:hover {
    color: #f97316;
}

/* Hover hitam saat belum scroll */
.nav-base:not(.is-scrolled):hover {
    background: linear-gradient(
        to right,
        rgba(3, 7, 18, 0.2),
        rgba(17, 24, 39, 0.2),
        rgba(31, 41, 55, 0.2)
    );
}

.dropdown-panel {
    display: none;
}

.dropdown.open .dropdown-panel {
    display: block;
}

.mobile-panel {
    display: none;
}

.mobile-panel.open {
    display: block;
}

.nav-link {
    position: relative;
    padding-bottom: 4px;
    transition: color 0.2s ease;
}

.nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    height: 2px;
    width: 0;
    background-color: #f97316;
    transition: width 0.25s ease;
}

.nav-link:hover {
    color: #f97316;
}

.nav-link:hover::after {
    width: 100%;
}

/* ===== Active state (desktop) ===== */
.nav-link.is-active {
    color: #f97316;
}

.nav-link.is-active::after {
    width: 100%;
}

.nav-base.is-scrolled .nav-link.is-active {
    color: #f97316;
}

#profileBtn.is-active,
#beritaBtn.is-active {
    color: #f97316;
}

.nav-base.is-scrolled #profileBtn.is-active,
.nav-base.is-scrolled #beritaBtn.is-active {
    color: #f97316;
}

/* ===== Rotasi icon dropdown ===== */
.dropdown svg {
    transition: transform 0.25s ease;
}

.dropdown.open svg {
    transform: rotate(180deg);
}

#searchPopup {
    animation: popupFade 0.18s ease;
}

@keyframes popupFade {
    from {
        opacity: 0;
        transform: translateY(-6px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Mobile dropdown arrow rotate ===== */
#mobileFiturBtn[aria-expanded="true"] svg,
#mobileBeritaBtn[aria-expanded="true"] svg {
    transform: rotate(180deg);
}

/* ===== Mobile hover tetap putih ===== */
@media (max-width: 768px) {
    .nav-link:hover {
        color: rgba(255, 255, 255, 0.9);
    }

    .nav-link:hover::after {
        width: 0;
        /* matikan underline hover di mobile */
    }
}

@media (max-width: 768px) {
    .nav-base.is-scrolled .nav-link {
        color: rgba(255, 255, 255, 0.5);
    }
}

@media (max-width: 768px) {
    #mobileFiturPanel,
    #mobileBeritaPanel {
        transition: all 0.2s ease;
    }
}

@media (max-width: 768px) {
    .nav-base {
        --topbar-h: 32px;
        padding-top: var(--topbar-h);
    }
}