/* ===== BRIGHTSKY SHARED NAVIGATION ===== */

nav.bs-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    background-color: rgba(14, 24, 43, 0.97);
    border-bottom: 1px solid rgba(78, 199, 228, 0.2);
    position: sticky;
    top: 0;
    z-index: 1000;
    font-family: 'Oswald', sans-serif;
}

.bs-nav .logo {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
    text-decoration: none;
    color: #ffffff;
    text-transform: uppercase;
}
.bs-nav .logo span { color: #4ec7e4; }

.bs-nav .logo-icon {
    height: 34px;
    width: auto;
    vertical-align: middle;
    margin-right: 10px;
    display: inline-block;
    mix-blend-mode: screen;
}

.bs-nav .nav-links {
    display: flex;
    align-items: center;
}

.bs-nav .nav-links a {
    color: #ffffff;
    text-decoration: none;
    margin-left: 30px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: color 0.2s;
    text-transform: uppercase;
    white-space: nowrap;
}
.bs-nav .nav-links a:hover { color: #4ec7e4; }
.bs-nav .nav-links a.active { color: #4ec7e4; }

.bs-nav .cta-outline {
    border: 1px solid #4ec7e4;
    padding: 8px 18px;
    color: #4ec7e4 !important;
    transition: background-color 0.2s;
}
.bs-nav .cta-outline:hover { background-color: rgba(78, 199, 228, 0.1); }

/* ===== SECTORS DROPDOWN ===== */
.bs-nav .nav-dropdown {
    position: relative;
    display: inline-flex;
    align-items: center;
    margin-left: 30px;
}

.bs-nav .nav-links .dropdown-trigger {
    color: #ffffff;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: color 0.2s;
    text-transform: uppercase;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    background: none;
    border: none;
    padding: 0;
    margin-left: 0;
    font-family: 'Oswald', sans-serif;
    line-height: 1;
}
.bs-nav .dropdown-trigger:hover { color: #4ec7e4; }
.bs-nav .dropdown-trigger.active { color: #4ec7e4; }

.bs-nav .dropdown-trigger .arrow {
    font-size: 9px;
    transition: transform 0.25s ease;
    display: inline-block;
    margin-top: 1px;
}
.bs-nav .nav-dropdown.open .dropdown-trigger .arrow {
    transform: rotate(180deg);
}

.bs-nav .dropdown-menu {
    position: absolute;
    top: calc(100% + 16px);
    left: 0;
    background: rgba(8, 16, 30, 0.98);
    border: 1px solid rgba(78, 199, 228, 0.2);
    min-width: 210px;
    flex-direction: column;
    z-index: 500;
    backdrop-filter: blur(10px);

    /* Smooth show/hide */
    display: flex;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-6px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}

.bs-nav .nav-dropdown.open .dropdown-menu,
.bs-nav .nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.bs-nav .nav-dropdown:hover .dropdown-trigger .arrow {
    transform: rotate(180deg);
}

.bs-nav .dropdown-menu a {
    display: block;
    padding: 13px 20px;
    color: #a0a0a0 !important;
    font-size: 13px;
    letter-spacing: 1px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    margin-left: 0 !important;
    transition: background-color 0.15s, color 0.15s;
    text-transform: uppercase;
}
.bs-nav .dropdown-menu a:last-child { border-bottom: none; }
.bs-nav .dropdown-menu a:hover {
    background-color: rgba(78, 199, 228, 0.08);
    color: #ffffff !important;
}
.bs-nav .dropdown-menu a.active { color: #4ec7e4 !important; }

/* ===== HAMBURGER ===== */
.bs-nav .hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 10;
}
.bs-nav .hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: #ffffff;
    transition: transform 0.3s ease, opacity 0.3s ease;
    transform-origin: center;
}
.bs-nav .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.bs-nav .hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.bs-nav .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== MOBILE ===== */
@media (max-width: 1024px) {
    nav.bs-nav {
        padding: 16px 20px;
        flex-wrap: wrap;
    }

    .bs-nav .hamburger { display: flex; }

    .bs-nav .nav-links {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        padding: 10px 0 6px;
        border-top: 1px solid rgba(78, 199, 228, 0.1);
        margin-top: 12px;
    }
    .bs-nav .nav-links.open { display: flex; }

    .bs-nav .nav-links a {
        margin-left: 0;
        padding: 11px 4px;
        width: 100%;
        border-bottom: 1px solid rgba(255,255,255,0.05);
        font-size: 15px;
    }
    .bs-nav .cta-outline {
        margin-top: 4px;
        border: none;
        border-bottom: 1px solid rgba(255,255,255,0.05);
        padding: 11px 4px;
    }

    .bs-nav .nav-dropdown {
        display: flex;
        margin-left: 0;
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        position: static;
    }

    .bs-nav .nav-links .dropdown-trigger {
        padding: 11px 4px;
        width: 100%;
        border-bottom: 1px solid rgba(255,255,255,0.05);
        font-size: 15px;
        justify-content: space-between;
    }

    .bs-nav .dropdown-menu {
        display: none;
        position: static;
        background: rgba(255,255,255,0.03);
        border: none;
        border-left: 2px solid rgba(78, 199, 228, 0.25);
        min-width: unset;
        width: 100%;
        opacity: 1;
        visibility: visible;
        transform: none !important;
        transition: none;
        margin-bottom: 4px;
    }

    .bs-nav .nav-dropdown.open .dropdown-menu {
        display: flex;
    }

    .bs-nav .dropdown-menu a {
        padding: 10px 16px;
        font-size: 13px;
    }
}