/* ===================================================================
   DELOITTE-INSPIRED NAVIGATION SYSTEM
   Professional, Clean, Enterprise-Grade
=================================================================== */

/* Override existing navigation styles */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 70px !important;
    background-color: #ffffff !important;
    border-bottom: 1px solid #d9d9d9 !important;
    z-index: 1000;
    transition: all 0.3s ease;
}

.site-header.scrolled {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08) !important;
}

/* Positioning context for the mega menu */
.nav-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px !important;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo Styling */
.logo {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
    font-size: 24px !important;
    font-weight: 700 !important;
    color: #002776 !important;
    letter-spacing: -0.5px !important;
    display: flex;
    align-items: center;
    gap: 4px;
    text-transform: none !important;
}

.green-dot {
    width: 6px !important;
    height: 6px !important;
    background-color: #92d400 !important;
    border-radius: 50%;
    display: inline-block;
    margin-left: 0 !important;
}

/* Main Navigation */
.main-nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.main-nav>ul {
    display: flex;
    align-items: center;
    gap: 0 !important;
    margin: 0;
    padding: 0;
}

/* The mega menu is positioned against .nav-container, so its item is not a positioning context */
.main-nav>ul>li {
    position: relative;
}

.main-nav>ul>li.has-dropdown {
    position: static;
}

.main-nav>ul>li>a {
    display: block;
    padding: 0 10px !important;
    white-space: nowrap;
    height: 70px;
    line-height: 70px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    color: #000000 !important;
    letter-spacing: 0.3px;
    text-transform: none !important;
    transition: color 0.2s ease;
}

.main-nav>ul>li>a::after {
    display: none !important;
}

.main-nav>ul>li>a:hover,
.main-nav>ul>li>a.active {
    color: #92d400 !important;
}

/* Current page (set by scripts/build.mjs) */
.main-nav>ul>li>a[aria-current="page"] {
    color: #002776 !important;
    box-shadow: inset 0 -3px 0 #92d400;
}

/* Keyboard focus must always be visible */
.main-nav a:focus-visible,
.mobile-toggle:focus-visible,
.logo:focus-visible {
    outline: 3px solid #00a1de;
    outline-offset: -3px;
}

/* Dropdown Indicator */
.has-dropdown>a::after {
    content: '' !important;
    display: inline-block !important;
    width: 0;
    height: 0;
    margin-left: 6px;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    vertical-align: middle;
    transition: transform 0.2s ease;
    position: static !important;
    background-color: transparent !important;
}

.has-dropdown:hover>a::after {
    transform: rotate(180deg);
}

/* Mega Menu */
.mega-menu {
    position: absolute !important;
    top: 100% !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 960px !important;
    background-color: #ffffff !important;
    border: 1px solid #d9d9d9 !important;
    border-top: none !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12) !important;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 32px !important;
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 32px !important;
    border-radius: 0 !important;
    z-index: 1001 !important;
}

.has-dropdown:hover .mega-menu,
.has-dropdown:focus-within .mega-menu {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateX(-50%) translateY(0) !important;
}

.mega-column {
    display: flex;
    flex-direction: column;
}

.mega-column .mega-title {
    margin-top: 0 !important;
    line-height: 1.2;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    color: #002776 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.8px !important;
    margin-bottom: 16px !important;
    padding-bottom: 8px !important;
    border-bottom: 2px solid #92d400 !important;
}

.mega-column a {
    display: block;
    padding: 8px 0 !important;
    font-size: 14px !important;
    font-weight: 400 !important;
    color: #000000 !important;
    transition: all 0.2s ease;
    text-transform: none !important;
    letter-spacing: 0 !important;
}

.mega-column a:focus-visible {
    outline: 3px solid #00a1de;
    outline-offset: 2px;
}

.mega-column a[aria-current="page"] {
    font-weight: 600 !important;
    color: #002776 !important;
}

.mega-column a:hover {
    color: #92d400 !important;
    padding-left: 8px !important;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    color: #002776;
    padding: 10px;
    min-width: 44px;
    min-height: 44px;
    background: none;
    border: 0;
}

/* Mobile Navigation */
@media (max-width: 1100px) {
    .nav-container {
        padding: 0 20px !important;
    }

    .mobile-toggle {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: #ffffff;
        transition: left 0.3s ease, visibility 0.3s ease;
        overflow-y: auto;
        /* Closed menu must not be reachable by keyboard */
        visibility: hidden;
        flex-direction: column;
        justify-content: flex-start;
    }

    .main-nav.active {
        left: 0;
        visibility: visible;
    }

    .main-nav>ul {
        flex-direction: column;
        align-items: stretch;
        gap: 0 !important;
        padding: 20px 0;
    }

    .main-nav>ul>li {
        border-bottom: 1px solid #f0f0f0;
    }

    .main-nav>ul>li>a {
        height: auto !important;
        line-height: 1.5 !important;
        padding: 16px 20px !important;
    }

    .mega-menu {
        position: static !important;
        transform: none !important;
        width: 100% !important;
        opacity: 1 !important;
        visibility: visible !important;
        display: none !important;
        grid-template-columns: 1fr !important;
        gap: 20px !important;
        padding: 20px !important;
        border: none !important;
        box-shadow: none !important;
        background-color: #f9f9f9 !important;
    }

    /* A tap leaves :hover applied; without this the desktop translateX(-50%) shifts the panel off-screen */
    .has-dropdown:hover .mega-menu,
    .has-dropdown:focus-within .mega-menu {
        transform: none !important;
    }

    .has-dropdown.active .mega-menu {
        display: grid !important;
    }

    .mega-menu .mega-column a {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .has-dropdown>a::after {
        float: right;
        margin-top: 4px;
    }
}

/* Ensure body has top padding for fixed header */
body {
    padding-top: 70px;
}