/* Wrap Times site nav — shared across all pages.
   Sticky top bar with logo, primary links, dropdowns, and a mobile hamburger.
   Brand colors: --amber teal accent, dark bg matching site theme.
*/

:root {
    --nav-amber: #00B5AF;
    --nav-bg: #0D1117;
    --nav-card: #161B22;
    --nav-text: #F0F0F0;
    --nav-text-secondary: #8B949E;
    --nav-border: rgba(255,255,255,0.08);
    --nav-hover-bg: rgba(0, 181, 175, 0.1);
}

.site-nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(13, 17, 23, 0.92);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--nav-border);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', system-ui, sans-serif;
}

.site-nav .nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.site-nav .nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--nav-text);
    font-weight: 600;
    font-size: 1rem;
}

.site-nav .nav-logo img {
    width: 32px;
    height: 32px;
    border-radius: 7px;
    border: 1.5px solid #000;
    outline: 1px solid rgba(255,255,255,0.1);
}

.site-nav .nav-logo span {
    font-size: 0.95rem;
    letter-spacing: -0.01em;
}

/* Toggle button (mobile only) */
.site-nav .nav-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 6px;
    width: 40px;
    height: 40px;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
}

.site-nav .nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--nav-text);
    border-radius: 1px;
    transition: transform 0.2s, opacity 0.2s;
}

.site-nav .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.site-nav .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.site-nav .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Menu list */
.site-nav .nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav .nav-menu > li {
    position: relative;
}

.site-nav .nav-menu > li > a {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 8px 14px;
    color: var(--nav-text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 8px;
    transition: color 0.15s, background 0.15s;
    white-space: nowrap;
}

.site-nav .nav-menu > li > a:hover,
.site-nav .nav-menu > li:hover > a,
.site-nav .nav-menu > li:focus-within > a {
    color: var(--nav-text);
    background: var(--nav-hover-bg);
}

.site-nav .nav-menu > li.active > a {
    color: var(--nav-amber);
}

.site-nav .nav-menu > li > a.cta {
    background: var(--nav-amber);
    color: #fff;
    padding: 8px 16px;
    margin-left: 8px;
    font-weight: 600;
}

.site-nav .nav-menu > li > a.cta:hover {
    background: #00C9C2;
    color: #fff;
}

.site-nav .has-dropdown > a::after {
    content: "▾";
    font-size: 0.7rem;
    margin-left: 2px;
    opacity: 0.7;
}

/* Dropdown panel */
.site-nav .dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 220px;
    background: var(--nav-card);
    border: 1px solid var(--nav-border);
    border-radius: 12px;
    padding: 6px;
    list-style: none;
    margin: 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.02);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: opacity 0.15s, transform 0.15s, visibility 0.15s;
}

.site-nav .has-dropdown:hover > .dropdown,
.site-nav .has-dropdown:focus-within > .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-nav .dropdown li {
    margin: 0;
}

.site-nav .dropdown a {
    display: block;
    padding: 8px 12px;
    color: var(--nav-text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    border-radius: 8px;
    transition: color 0.15s, background 0.15s;
    white-space: nowrap;
}

.site-nav .dropdown a:hover {
    color: var(--nav-text);
    background: var(--nav-hover-bg);
}

.site-nav .dropdown a.active-sub {
    color: var(--nav-amber);
}

/* Mobile breakpoint */
@media (max-width: 820px) {
    .site-nav .nav-toggle {
        display: flex;
    }

    .site-nav .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(13, 17, 23, 0.98);
        backdrop-filter: saturate(180%) blur(20px);
        -webkit-backdrop-filter: saturate(180%) blur(20px);
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 16px 24px 32px;
        overflow-y: auto;
        transform: translateX(100%);
        transition: transform 0.25s ease;
        z-index: 999;
    }

    .site-nav .nav-menu.is-open {
        transform: translateX(0);
    }

    .site-nav .nav-menu > li {
        width: 100%;
    }

    .site-nav .nav-menu > li > a {
        display: flex;
        justify-content: space-between;
        padding: 14px 16px;
        font-size: 1rem;
        border-radius: 10px;
    }

    .site-nav .nav-menu > li > a.cta {
        margin: 8px 0 0;
        text-align: center;
        justify-content: center;
    }

    /* Mobile dropdowns expand inline (toggle on .is-expanded class set by JS) */
    .site-nav .dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 4px 0 4px 16px;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.25s ease;
    }

    .site-nav .has-dropdown.is-expanded > .dropdown {
        max-height: 600px;
    }

    .site-nav .has-dropdown > a::after {
        margin-left: auto;
        transition: transform 0.2s;
    }

    .site-nav .has-dropdown.is-expanded > a::after {
        transform: rotate(180deg);
    }

    .site-nav .dropdown a {
        padding: 12px 14px;
        font-size: 0.95rem;
    }
}