.expo-navbar-brand {
    display: flex;
    align-items: center;
    padding-top: 4px;
    padding-bottom: 4px;
    --logo-w-desktop: 220px;
    --logo-w-mobile: 156px;
    --logo-offset-x: 0px;
    --logo-offset-y: 0px;
}

.expo-logo {
    height: auto;
    width: min(var(--logo-w-desktop), 52vw);
    max-width: 100%;
    object-fit: contain;
    transform: translate(var(--logo-offset-x), var(--logo-offset-y));
    filter: drop-shadow(0 8px 20px rgba(6, 18, 38, 0.32));
    transition: transform 0.2s ease, filter 0.2s ease, opacity 0.2s ease;
}

.expo-logo.logo-effect-none {
    filter: none;
}

.expo-logo.logo-effect-shadow {
    filter: drop-shadow(0 8px 20px rgba(6, 18, 38, 0.34));
}

.expo-logo.logo-effect-glow {
    filter: drop-shadow(0 0 12px rgba(102, 207, 255, 0.44)) drop-shadow(0 8px 24px rgba(5, 18, 36, 0.3));
}

.expo-logo.logo-effect-glass {
    filter: drop-shadow(0 10px 22px rgba(7, 18, 34, 0.38)) contrast(1.06) saturate(1.08);
}

.expo-navbar-brand:hover .expo-logo,
.expo-navbar-brand:focus .expo-logo {
    transform: translate(var(--logo-offset-x), calc(var(--logo-offset-y) - 1px)) scale(1.02);
    filter: drop-shadow(0 8px 22px rgba(8, 22, 44, 0.34));
}

.expo-navbar .navbar-toggler {
    border: 1px solid rgba(0, 0, 0, 0.2);
    padding: 0.35rem 0.5rem;
}

.expo-navbar .navbar-nav .nav-link {
    padding: 0.6rem 0.85rem;
    border-radius: 999px;
}

.expo-navbar .navbar-nav .nav-link:hover,
.expo-navbar .navbar-nav .nav-link:focus {
    background: rgba(13, 110, 253, 0.09);
}

.expo-navbar .lang-switch-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 74px;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: #ffffff;
    border: 1px solid rgba(20, 52, 111, 0.24);
    background: linear-gradient(135deg, #1f4fa3 0%, #2d7be8 100%);
    box-shadow: 0 8px 18px rgba(27, 76, 154, 0.28);
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.expo-navbar .lang-switch-btn:hover,
.expo-navbar .lang-switch-btn:focus {
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 12px 22px rgba(24, 67, 138, 0.34);
    filter: brightness(1.05);
}

.expo-navbar .lang-switch-btn:active {
    transform: translateY(0);
    box-shadow: 0 6px 14px rgba(24, 67, 138, 0.3);
}

@media (max-width: 991px) {
    .expo-logo {
        width: min(var(--logo-w-mobile), 64vw);
    }

    .expo-navbar .navbar-collapse {
        margin-top: 0.8rem;
        padding: 0.8rem;
        border-radius: 14px;
        background: rgba(255, 255, 255, 0.9);
        border: 1px solid rgba(0, 0, 0, 0.08);
    }

    .expo-navbar .lang-switch-btn {
        width: 100%;
        min-height: 36px;
    }
}

@media (max-width: 575px) {
    .expo-logo {
        width: min(var(--logo-w-mobile), 68vw);
    }
}