/* ═══════════════════════════════════════════════════════════
   NAV STYLES — add to your style.css (or a separate nav.css)
   ═══════════════════════════════════════════════════════════ */

/* ── Tokens (reuse your existing ones if already defined) ── */
:root {
    --nav-h:        68px;
    --top-bar-h:    36px;
    --ann-h:        34px;
    --red:          #02147E;
    --red-dk:       #962d22;
    --dark:         #1e1e2e;
    --mid:          #4a4a6a;
    --white:        #ffffff;
    --nav-shadow:   0 2px 16px rgba(0,0,0,.10);
    --trans:        .22s ease;
}

/* ─── Announcement bar ─────────────────────────────────── */
.announcement-bar {
    position: relative;
    background: var(--red);
    height: var(--ann-h);
    overflow: hidden;
    display: flex;
    align-items: center;
}
.marquee-track {
    flex: 1;
    overflow: hidden;
    white-space: nowrap;
}
.marquee-content {
    display: inline-flex;
    align-items: center;
    gap: 0;
    animation: marquee 35s linear infinite;
}
.marquee-content span {
    color: #fff;
    font-size: .78rem;
    font-weight: 500;
    padding: 0 18px;
    letter-spacing: .02em;
}
.marquee-content .marquee-sep {
    opacity: .45;
    padding: 0 4px;
}
.marquee-content i { margin-right: 6px; opacity: .85; }
@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}
.marquee-close {
    flex-shrink: 0;
    background: none;
    border: none;
    color: rgba(255,255,255,.75);
    font-size: .95rem;
    padding: 0 14px;
    cursor: pointer;
    transition: color var(--trans);
    line-height: var(--ann-h);
}
.marquee-close:hover { color: #fff; }

/* ─── Top bar ──────────────────────────────────────────── */
.top-bar {
    background: #13131f;
    height: var(--top-bar-h);
    border-bottom: 1px solid rgba(255,255,255,.06);
}
.top-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}
.top-bar-left, .top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}
.top-bar-left a,
.top-bar-right a,
.top-bar-left span {
    color: rgba(255,255,255,.65);
    font-size: .75rem;
    text-decoration: none;
    transition: color var(--trans);
    white-space: nowrap;
}
.top-bar-left a:hover,
.top-bar-right a:hover { color: #fff; }
.top-bar-left i,
.top-bar-left a i { margin-right: 5px; color: var(--red); }

/* ─── Header ───────────────────────────────────────────── */
.header {
    position: sticky;
    top: 0;
    z-index: 900;
    background: var(--white);
    height: var(--nav-h);
    box-shadow: var(--nav-shadow);
    transition: box-shadow var(--trans), background var(--trans);
}
.header.scrolled {
    box-shadow: 0 4px 24px rgba(0,0,0,.14);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 24px;
}

/* Logo */
.logo img { height: 52px; width: auto; display: block; }

/* ─── Nav list ─────────────────────────────────────────── */
.main-nav { flex: 1; display: flex; justify-content: center; }
.nav-list {
    display: flex;
    align-items: center;
    gap: 2px;
    list-style: none;
    margin: 0; padding: 0;
}
.nav-list > li { position: relative; }
.nav-list > li > a,
.nav-drop-btn {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 8px 14px;
    font-size: .875rem;
    font-weight: 500;
    color: var(--dark);
    border-radius: 6px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    white-space: nowrap;
    transition: color var(--trans), background var(--trans);
    text-decoration: none;
}
.nav-list > li > a:hover,
.nav-drop-btn:hover,
.nav-list > li > a.active,
.nav-drop-btn.active {
    color: var(--red);
    background: #fdf0ee;
}
.nav-drop-btn .fa-chevron-down {
    font-size: .65rem;
    transition: transform var(--trans);
}
.has-dropdown.open .nav-drop-btn .fa-chevron-down {
    transform: rotate(180deg);
}

/* ─── Standard dropdown ────────────────────────────────── */
.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 220px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0,0,0,.13);
    border: 1px solid #eee;
    list-style: none;
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: opacity var(--trans), transform var(--trans), visibility var(--trans);
    z-index: 200;
}
.has-dropdown.open > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.dropdown-menu li a {
    display: block;
    padding: 9px 20px;
    font-size: .855rem;
    color: var(--mid);
    text-decoration: none;
    transition: background var(--trans), color var(--trans);
}
.dropdown-menu li a:hover {
    background: #fdf0ee;
    color: var(--red);
}

/* ─── Mega menu ────────────────────────────────────────── */
.mega-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(6px);
    width: min(820px, 92vw);
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 12px 48px rgba(0,0,0,.13);
    border: 1px solid #eee;
    display: grid;
    grid-template-columns: 1fr 1fr 200px;
    gap: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--trans), transform var(--trans), visibility var(--trans);
    z-index: 200;
    overflow: hidden;
}
.has-dropdown.open .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.mega-col {
    padding: 24px 22px;
    border-right: 1px solid #f0f0f5;
}
.mega-col:last-child { border-right: none; }
.mega-heading {
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--red);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #f0f0f5;
}
.mega-col ul { list-style: none; padding: 0; margin: 0; }
.mega-col ul li a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 0;
    font-size: .84rem;
    color: var(--mid);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: color var(--trans);
}
.mega-col ul li a i { color: var(--red); width: 14px; font-size: .8rem; }
.mega-col ul li a:hover { color: var(--red); }
.mega-col ul li.view-all a {
    margin-top: 6px;
    color: var(--red);
    font-weight: 600;
    font-size: .82rem;
}
.mega-col ul li.view-all a i { font-size: .75rem; }

/* Mega CTA column */
.mega-cta-col {
    background: #f8f8fc;
    display: flex;
    flex-direction: column;
    gap: 14px;
    justify-content: center;
}
.mega-cta-card {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding: 16px;
    border-radius: 10px;
    background: var(--white);
    border: 1.5px solid #eee;
    text-decoration: none;
    transition: border-color var(--trans), box-shadow var(--trans);
}
.mega-cta-card:hover {
    border-color: var(--red);
    box-shadow: 0 4px 14px rgba(192,57,43,.12);
}
.mega-cta-card i { font-size: 1.2rem; color: var(--red); margin-bottom: 4px; }
.mega-cta-card strong { font-size: .87rem; color: var(--dark); }
.mega-cta-card span { font-size: .76rem; color: var(--mid); }
.mega-cta-card.secondary i { color: var(--mid); }

/* ─── Header actions ───────────────────────────────────── */
.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.mobile-toggle {
    display: none;
    background: none;
    border: 1px solid #e8e8f0;
    border-radius: 8px;
    width: 40px; height: 40px;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--dark);
    font-size: 1rem;
    transition: background var(--trans);
}
.mobile-toggle:hover { background: #f5f5f8; }

/* ─── Mobile overlay ───────────────────────────────────── */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 850;
    opacity: 0;
    transition: opacity var(--trans);
}
.nav-overlay.show {
    display: block;
    opacity: 1;
}

/* ─── Responsive: ≤ 900px ──────────────────────────────── */
@media (max-width: 900px) {
    .top-bar, .top-bar-right { display: none; }
    .announcement-bar { height: 30px; }

    .mobile-toggle { display: flex; }

    /* Slide-in drawer */
    .main-nav {
        position: fixed;
        top: 0; right: 0;
        width: 300px;
        height: 100dvh;
        background: var(--white);
        z-index: 900;
        transform: translateX(100%);
        transition: transform .3s ease;
        overflow-y: auto;
        padding: 72px 0 40px;
        box-shadow: -4px 0 24px rgba(0,0,0,.12);
        justify-content: flex-start;
    }
    .main-nav.open { transform: translateX(0); }

    .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0 16px;
    }
    .nav-list > li > a,
    .nav-drop-btn {
        width: 100%;
        padding: 13px 10px;
        border-radius: 8px;
        font-size: .92rem;
        justify-content: space-between;
    }

    /* Mobile dropdowns: stack below button */
    .dropdown-menu,
    .mega-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height .3s ease;
        display: block;
        width: 100%;
    }
    .has-dropdown.open > .dropdown-menu,
    .has-dropdown.open .mega-menu {
        max-height: 600px;
    }

    /* Mega on mobile: single column */
    .mega-menu {
        grid-template-columns: 1fr;
    }
    .mega-col { border-right: none; padding: 10px 6px; }
    .mega-cta-col { display: none; }

    .dropdown-menu li a { padding: 9px 14px; }
}

@media (max-width: 480px) {
    .logo img { height: 42px; }
    .btn.btn-primary { font-size: .8rem; padding: 8px 14px; }
}

/* ═══════════════════════════════════════════════════════════
   NAV MOBILE FIXES — paste at bottom of nav.css
═══════════════════════════════════════════════════════════ */

/* ── FIX 1: overflow:hidden on body breaks position:fixed nav drawer
   Solution: use a wrapper div approach — lock scroll via JS class
   instead of overflow:hidden. Add class "nav-open" to <body>. ── */
body.nav-open {
    overflow: hidden;       /* prevent background scroll while menu is open */
    position: fixed;        /* iOS Safari fix — stops scroll bleed-through */
    width: 100%;
}

/* ── FIX 2: Remove overflow-x:hidden that breaks fixed positioning
   Override the patch from index.css only when nav is involved ── */
@media (max-width: 900px) {
    body {
        overflow-x: clip; /* "clip" doesn't create a new stacking context — fixes fixed children */
    }
}

/* ── FIX 3: Nav drawer z-index — must be above header (900) ── */
@media (max-width: 900px) {
    .main-nav {
        z-index: 1000;
        top: 0;
        padding-top: 80px; /* space for close button */
    }

    /* Overlay must be below drawer but above everything else */
    .nav-overlay {
        z-index: 999;
    }

    /* Header stays at 900 — drawer slides over it */
    .header {
        z-index: 900;
    }
}

/* ── FIX 4: Close button inside the drawer ── */
.nav-close-btn {
    position: absolute;
    top: 18px;
    right: 16px;
    width: 36px;
    height: 36px;
    background: #f5f5f8;
    border: 1px solid #e8e8f0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    color: #1e1e2e;
    transition: background 0.2s ease, color 0.2s ease;
    z-index: 10;
}
.nav-close-btn:hover {
    background: #02147E;
    color: #fff;
    border-color: #02147E;
}

/* Only show close button inside mobile drawer */
@media (min-width: 901px) {
    .nav-close-btn { display: none; }
}

/* ── FIX 5: Smooth drawer transition (was sometimes jumpy) ── */
@media (max-width: 900px) {
    .main-nav {
        transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
        will-change: transform;
    }
}

/* ── FIX 6: Overlay display fix — was display:none blocking transition ── */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 999;
    opacity: 0;
    pointer-events: none;   /* invisible but doesn't block clicks */
    transition: opacity 0.28s ease;
    display: block !important; /* always in DOM, controlled by opacity */
}
.nav-overlay.show {
    opacity: 1;
    pointer-events: auto;   /* clickable when visible */
}