/* ===============================
   HEADER / NAVIGATION (HUD STYLE)
   =============================== */

.site-header {
    position: fixed;
    top: 0;
    inset-inline: 0;
    z-index: 200;
    background: linear-gradient(
            180deg,
            rgba(0,0,0,.75),
            rgba(0,0,0,.35) 60%,
            transparent
    );
    backdrop-filter: blur(6px);
    border-bottom: 1px solid rgba(255,255,255,.05);
}

.header-inner {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* LOGO */

.header-logo {
    font-size: .9rem;
    letter-spacing: .32em;
    text-transform: uppercase;
    color: #fff;
    text-decoration: none;
    opacity: .9;
}

.header-logo:hover {
    opacity: 1;
}

/* NAV */

.header-nav {
    display: flex;
    align-items: center;
    gap: 2.6rem;
}

.nav-item {
    position: relative;
}

/* LINKS */

.header-nav a,
.nav-link {
    background: none;
    border: none;
    padding: 0;
    font-size: .72rem;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: rgba(255,255,255,.65);
    cursor: pointer;
    text-decoration: none;
}

.header-nav a:hover,
.nav-link:hover {
    color: #fff;
}

/* CARET */

.nav-caret {
    margin-left: .4rem;
    font-size: 1.5rem;
    opacity: .6;
}

/* DROPDOWN */
.has-dropdown {
    margin-top: -0.3rem;
}
.has-dropdown:hover .nav-dropdown,
.nav-dropdown:hover {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.nav-dropdown::before {
    content: "";
    position: absolute;
    top: -12px;
    left: 0;
    right: 0;
    height: 12px;
}

.nav-dropdown {
    position: absolute;
    top: 100%;              /* ВАЖНО: без 150% */
    left: -1rem;            /* слегка шире кликабельная зона */
    padding-top: .75rem;    /* визуальный отступ, но hover сохранён */

    min-width: 320px;

    background: rgba(0,0,0,.88);
    backdrop-filter: blur(8px);

    border-top: 1px solid rgba(255,255,255,.08);

    opacity: 0;
    transform: translateY(-4px);
    pointer-events: none;

    transition: opacity .2s ease, transform .2s ease;
}


.nav-dropdown a {
    display: block;              /* КЛЮЧ */
    width: 100%;
    padding: .65rem 1.2rem;

    font-size: .68rem;
    letter-spacing: .14em;
    color: rgba(255,255,255,.55);
    text-decoration: none;
}

.nav-dropdown a:hover {
    color: #fff;
    background: rgba(255,255,255,.04);
}

/* CONTACT HIGHLIGHT */

.nav-contact {
    color: rgba(255,255,255,.85);
}

.lead-hack {
    background: var(--accent) !important;
    padding: 4px 10px !important;
    border-radius: 4px !important;
    line-height: 22px !important;
    display: inline-block !important;
    text-transform: none !important;
    font-weight: 500;
    color: rgba(255,255,255,.85) !important;
    opacity: 1 !important;
}

/* BURGER */

.nav-toggle {
    display: none;
    background: none;
    border: none;
    padding: 0;
    flex-direction: column;
    gap: 4px;
}

.nav-toggle span {
    width: 20px;
    height: 1px;
    background: rgba(255,255,255,.8);
}

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

@media (max-width: 992px) {

    .nav-toggle {
        display: flex;
    }

    .header-nav {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;

        flex-direction: column;
        align-items: flex-start;
        gap: 1.2rem;

        padding: 2rem 1.5rem;

        background: rgba(0,0,0,.95);
        backdrop-filter: blur(10px);

        transform: translateY(-120%);
        transition: .3s ease;
    }

    .header-nav.is-open {
        transform: translateY(0);
    }

    .nav-item {
        width: 100%;
    }

    .header-nav a,
    .nav-link {
        font-size: .75rem;
    }

    /* MOBILE DROPDOWN */

    .nav-dropdown {
        position: static;
        opacity: 1;
        transform: none;
        pointer-events: auto;

        padding: .6rem 0 .6rem 1rem;
        background: none;
        border: none;
    }

    .has-dropdown > .nav-link {
        margin-bottom: .4rem;
    }
}