/* Nuada Quantum — Nav Overlay Component */

/* ── Top bar ── */
#site-nav .nq-bar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 2.5rem;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

#site-nav .nq-logo {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(229, 231, 235, 0.9);
    text-decoration: none;
}

#site-nav .nq-hamburger {
    background: none;
    border: none;
    cursor: pointer;
    color: rgba(229, 231, 235, 0.9);
    font-size: 1.5rem;
    line-height: 1;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}

#site-nav .nq-hamburger:hover {
    color: #D4A843;
}

/* ── Overlay — scrollable full-screen panel ── */
#site-nav .nq-overlay {
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    overflow-y: auto;

    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

#site-nav .nq-overlay.is-open {
    opacity: 1;
    pointer-events: all;
}

/* Inner nav */
#site-nav .nq-overlay nav {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
    padding: 5.5rem 2rem 3rem;
    box-sizing: border-box;
}

/* ── Close button ── */
#site-nav .nq-close {
    position: absolute;
    top: 1.25rem;
    right: 2.5rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    line-height: 1;
    color: #D4A843;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s;
    z-index: 1;
}

#site-nav .nq-close:hover {
    opacity: 0.7;
}

/* ── Menu links ── */
#site-nav .nq-menu {
    list-style: none;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0;
    margin: 0;
}

#site-nav .nq-menu a {
    display: inline-block;
    font-size: clamp(1.6rem, 5vw, 2.6rem);
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(229, 231, 235, 0.6);
    text-decoration: none;
    padding: 0.3rem 0;

    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.2s;
}

#site-nav .nq-overlay.is-open .nq-menu a {
    opacity: 1;
    transform: translateY(0);
}

/* 50ms stagger per item */
#site-nav .nq-menu li:nth-child(1) a { transition-delay: 0.05s,  0.05s,  0s; }
#site-nav .nq-menu li:nth-child(2) a { transition-delay: 0.10s,  0.10s,  0s; }
#site-nav .nq-menu li:nth-child(3) a { transition-delay: 0.15s,  0.15s,  0s; }
#site-nav .nq-menu li:nth-child(4) a { transition-delay: 0.20s,  0.20s,  0s; }
#site-nav .nq-menu li:nth-child(5) a { transition-delay: 0.25s,  0.25s,  0s; }
#site-nav .nq-menu li:nth-child(6) a { transition-delay: 0.30s,  0.30s,  0s; }
#site-nav .nq-menu li:nth-child(7) a { transition-delay: 0.35s,  0.35s,  0s; }

#site-nav .nq-menu a:hover {
    color: rgba(229, 231, 235, 0.9);
}

#site-nav .nq-menu a.nq-active {
    color: #D4A843;
}

/* ── Separator ── */
#site-nav .nq-sep {
    width: min(320px, 60vw);
    height: 1px;
    background: rgba(255, 255, 255, 0.12);
    margin: 1.75rem 0;

    transform: scaleX(0);
    transition: transform 0.4s ease 0.38s;
}

#site-nav .nq-overlay.is-open .nq-sep {
    transform: scaleX(1);
}

/* ── Investor portal — pinned to bottom ── */
#site-nav .nq-investors {
    margin-top: auto;
}

#site-nav .nq-investors a {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: clamp(0.9rem, 2.5vw, 1.1rem);
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: #D4A843;
    text-decoration: none;
    padding: 0.3rem 0;

    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease 0.40s, transform 0.4s ease 0.40s, color 0.2s;
}

#site-nav .nq-overlay.is-open .nq-investors a {
    opacity: 1;
    transform: translateY(0);
}

#site-nav .nq-investors a:hover {
    opacity: 0.75;
}

/* page body offset so content isn't under the bar */
body { padding-top: 4.75rem; }

/* ── Mobile nav adjustments ── */
@media (max-width: 768px) {
    #site-nav .nq-bar {
        padding: 1rem 1.25rem;
    }

    #site-nav .nq-close {
        right: 1.25rem;
    }

    #site-nav .nq-menu {
        text-align: left;
        align-items: flex-start;
        padding-left: 1.5rem;
    }

    #site-nav .nq-menu a {
        padding: 0.5rem 0;
        min-height: 56px;
        display: flex;
        align-items: center;
    }

    #site-nav .nq-investors a {
        min-height: 48px;
        display: inline-flex;
        align-items: center;
    }
}