/* =========================================================
   NAVBAR
   ========================================================= */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;

    height: var(--na-navbar-height);
    padding: 0 var(--na-content-padding);

    display: flex;
    align-items: center;
    justify-content: space-between;

    background: var(--na-color-navy);
    color: var(--na-color-white);
}

.nav-right {
    display: flex;
    align-items: center;

    gap: 16px;
}


/* =========================================================
   TOP-LEVEL LINKS
   ========================================================= */

.navbar > .nav-left a,
.navbar > .nav-right > a,
.navbar > .nav-right .nav-dropdown-trigger {
    margin-left: 20px;

    color: var(--na-color-slate-200);

    font-size: 0.95rem;
    text-decoration: none;

    transition: color var(--na-transition-normal);
}

.navbar > .nav-left a:hover,
.navbar > .nav-right > a:hover,
.navbar > .nav-right .nav-dropdown-trigger:hover {
    color: var(--na-color-blue-light);
}


/* =========================================================
   LOGO
   ========================================================= */

.logo {
    margin-left: 0;
    margin-right: 30px;

    color: var(--na-color-white);

    font-size: 1.1rem;
    font-weight: 700;
}


/* =========================================================
   LANGUAGE SWITCH
   ========================================================= */

.nav-lang-switch {
    display: flex;
    gap: 10px;
    align-items: center;

    margin-left: 8px;
}


/* =========================================================
   DROPDOWN
   ========================================================= */

.nav-dropdown {
    position: relative;

    display: inline-flex;
    align-items: center;
}

.nav-dropdown-trigger {
    position: relative;

    display: inline-flex;
    align-items: center;

    gap: 6px;
}

.nav-dropdown-trigger::after {
    content: "";

    width: 6px;
    height: 6px;

    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;

    opacity: 0;

    transform: rotate(45deg) translateY(-1px);
    transform-origin: center;

    transition:
        opacity var(--na-transition-fast),
        transform var(--na-transition-fast);
}

.nav-dropdown:hover .nav-dropdown-trigger::after,
.nav-dropdown:focus-within .nav-dropdown-trigger::after {
    opacity: 1;

    transform: rotate(45deg) translateY(0);
}


/* =========================================================
   DROPDOWN MENU
   ========================================================= */

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    z-index: 1100;

    min-width: 220px;

    padding: 10px;

    display: grid;
    gap: 6px;

    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: var(--na-radius-md);

    background: #0b1222;

    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);

    opacity: 0;
    pointer-events: none;

    transform: translateY(-6px);

    transition:
        opacity var(--na-transition-fast),
        transform var(--na-transition-fast);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu,
.nav-dropdown.is-open .nav-dropdown-menu {
    opacity: 1;
    pointer-events: auto;

    transform: translateY(0);
}


/* =========================================================
   DROPDOWN LINKS
   ========================================================= */

.nav-dropdown-menu a {
    display: block;

    margin: 0;
    padding: 10px 12px;

    border-radius: var(--na-radius-sm);

    color: var(--na-color-slate-200);

    font-size: 0.95rem;
    text-decoration: none;

    transition:
        background var(--na-transition-fast),
        color var(--na-transition-fast);
}

.nav-dropdown-menu a:hover,
.nav-dropdown-menu a:focus {
    color: var(--na-color-blue-light);
    background: rgba(29, 78, 216, 0.18);

    outline: none;
}


/* =========================================================
   DROPDOWN HOVER BRIDGE
   ========================================================= */

.nav-dropdown::before {
    content: "";

    position: absolute;
    top: 100%;
    left: 0;

    width: 260px;
    height: 12px;
}

.nav-dropdown.is-open .nav-dropdown-trigger::after {
    opacity: 1;

    transform: rotate(45deg) translateY(0);
}


/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 768px) {
    .nav-right > a[href="index.html"] {
        display: none;
    }

    .navbar {
        padding-left: 12px;
        padding-right: 12px;
    }

    .nav-right {
        gap: 8px;
    }

    .navbar > .nav-right > a,
    .navbar > .nav-right .nav-dropdown-trigger {
        margin-left: 8px;

        font-size: 0.88rem;
    }

    .nav-lang-switch {
        margin-left: 4px;
    }
}