/* =========================================================
   TOP BAR / NAVIGATION
   ========================================================= */

.top-bar {
    background: #1c5db1;
    color: #fff;
    padding: 10px 18px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    position: relative;
    z-index: 1001;
    min-height: 64px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

/* allow room for fixed logo on desktop */
.top-bar {
    padding-left: 180px;
}

.menu-toggle {
    display: none;
    font-size: 30px;
    line-height: 1;
    cursor: pointer;
    color: #fff;
    z-index: 1002;
    padding: 6px 8px;
    border-radius: 8px;
    transition: background 0.2s ease;
}

.menu-toggle:hover {
    background: rgba(255,255,255,0.12);
}

.nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    gap: 4px;
}

.nav-links li {
    margin: 0 4px;
    position: relative;
}

.nav-links a {
    display: inline-block;
    color: #fff;
    text-decoration: none;
    padding: 10px 12px;
    border-radius: 999px;
    position: relative;
    transition: background 0.25s ease, color 0.25s ease;
}

.nav-links a:hover {
    background: rgba(255,255,255,0.12);
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 6px;
    height: 2px;
    width: auto;
    transform: scaleX(0);
    transform-origin: left;
    background-color: #fff;
    transition: transform 0.25s ease-in-out;
}

.nav-links a:hover::after {
    transform: scaleX(1);
}

/* desktop dropdown */
.nav-links .dropdown {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 280px;
    background: #12345f;
    padding: 8px;
    border-radius: 0 0 14px 14px;
    box-shadow: 0 12px 28px rgba(0,0,0,0.18);
    z-index: 2000;
    text-align: left;
}
.nav-links li {
    position: relative;
}

.nav-links li:hover > .dropdown,
.nav-links li:focus-within > .dropdown {
    display: block;
}
.nav-links .dropdown a {
    display: block;
    padding: 10px 12px;
    border-radius: 10px;
    color: #fff;
}

.nav-links .dropdown a::after {
    display: none;
}

.nav-links .dropdown a:hover {
    background: rgba(255,255,255,0.10);
}

.nav-links li:hover .dropdown {
    display: block;
}

/* =========================================================
   MOBILE NAV
   ========================================================= */

@media (max-width: 768px) {

    .top-bar {
        justify-content: flex-end;
        padding: 10px 14px;
        padding-left: 74px; /* room for logo */
        min-height: 58px;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: #173d6e;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        z-index: 999;
        text-align: left;
        padding: 10px 0 12px 0;
        box-shadow: 0 10px 22px rgba(0,0,0,0.16);
        border-top: 1px solid rgba(255,255,255,0.10);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin: 0;
        border-bottom: 1px solid rgba(255,255,255,0.10);
    }

    .nav-links li:last-child {
        border-bottom: 0;
    }

    .nav-links a {
        display: block;
        width: 100%;
        padding: 14px 18px;
        border-radius: 0;
        font-size: 16px;
    }

    .nav-links a:hover {
        background: rgba(255,255,255,0.08);
    }

    .nav-links a::after {
        display: none;
    }

    /* mobile dropdown becomes part of flow */
    .nav-links .dropdown {
        position: static;
        display: block;
        min-width: 0;
        background: transparent;
        box-shadow: none;
        border-radius: 0;
        padding: 0 0 8px 0;
        margin: 0;
    }

    .nav-links .dropdown a {
        padding: 10px 18px 10px 34px;
        font-size: 15px;
        color: #dce9f8;
        background: transparent;
    }

    .nav-links .dropdown a:hover {
        background: rgba(255,255,255,0.06);
    }
}