/* Site navigation — v2.1.0  (visual-only redesign; no layout/position changes) */

/* ── Design tokens ── */
:root {
    --nav-green:       #035122;
    --nav-green-bg:    #f0fdf4;
    --nav-green-dim:   rgba(3, 81, 34, 0.10);
    --nav-text:        #1e293b;
    --nav-muted:       #64748b;
    --nav-border:      #e4ede7;
    --nav-shadow:      0 8px 28px rgba(15, 23, 42, 0.10), 0 2px 6px rgba(15, 23, 42, 0.04);
    --nav-radius:      10px;
    --nav-ease:        0.18s ease;
}

/* ── Top-level nav links ── */
nav.main-nav ul#nav-list {
    gap: 0.25rem;
}

nav.main-nav ul#nav-list > li > a,
nav.main-nav .dropdown > .dropdown-hyperlink {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.01em;
    color: var(--nav-text);
    padding: 0.45rem 0.7rem;
    border-radius: 6px;
    transition: color var(--nav-ease), background-color var(--nav-ease);
}

nav.main-nav ul#nav-list > li > a:hover,
nav.main-nav .dropdown > .dropdown-hyperlink:hover {
    color: var(--nav-green);
    background-color: var(--nav-green-bg);
}

/* Active state — underline approach, override pill from main.css */
nav a.active {
    color: var(--nav-green) !important;
    font-weight: 600 !important;
    background-color: transparent !important;
    border-radius: 0 !important;
}

nav.main-nav ul#nav-list > li.is-active > .dropdown-hyperlink {
    color: var(--nav-green);
    font-weight: 600;
}

/* ── Standard dropdown panel ── */
.dropdown > ul {
    align-items: stretch;
    text-align: left;
    padding: 0.4rem 0 !important;
    border-radius: var(--nav-radius) !important;
    box-shadow: var(--nav-shadow) !important;
    border: 1px solid var(--nav-border);
    background: #fff;
    /* Remove inherited 20px radius from main.css */
    border-bottom-left-radius: var(--nav-radius) !important;
    border-bottom-right-radius: var(--nav-radius) !important;
}

/* Hide old green top-bar */
.dropdown ul::before {
    display: none !important;
}

.dropdown > ul > li {
    text-align: left;
    width: 100%;
}

.dropdown > ul > li > a,
.mega-menu__group-links > li > a,
.mega-menu__subgroup-heading,
.mega-menu__subgroup-links > li > a,
.mega-menu__footer > a {
    text-align: left !important;
    display: block;
    width: 100%;
    box-sizing: border-box;
}

.dropdown > ul > li > a {
    padding: 0.5rem 1.25rem;
    font-size: 13.5px;
    font-weight: 400;
    color: var(--nav-text);
    transition: color var(--nav-ease), background-color var(--nav-ease), padding-left var(--nav-ease);
}

.dropdown > ul > li > a:hover {
    color: var(--nav-green);
    background-color: var(--nav-green-bg);
    padding-left: 1.5rem;
}

.dropdown > ul > li > a.active {
    color: var(--nav-green) !important;
    font-weight: 600;
    background-color: var(--nav-green-bg);
}

/* ── Industry sub-lists: click to expand only ── */
.dropdown.dropdown--mega .mega-menu__group-links {
    list-style: none;
    margin: 0;
    position: static !important;
    left: auto !important;
    top: auto !important;
    transform: none !important;
    box-shadow: none;
    min-width: 0;
    max-width: none;
    width: 100%;
    background: transparent;
}

/* Collapsed sub-lists: never hover-reveal */
.dropdown.dropdown--mega .mega-menu__group-links:not(.show-ul),
.dropdown.dropdown--mega:hover .mega-menu__group-links:not(.show-ul),
.dropdown.dropdown--mega:hover ul.mega-menu__group-links:not(.show-ul) {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
    height: 0 !important;
    max-height: 0 !important;
    overflow: hidden !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
}

/* Expanded sub-lists */
.dropdown.dropdown--mega .mega-menu__group-links.show-ul {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
    padding: 0 0 0.35rem 0 !important;
}

/* ── Group trigger button ── */
.mega-menu__group-trigger {
    display: block;
    width: 100%;
    box-sizing: border-box;
    text-align: left;
    padding: 0.6rem 1rem 0.6rem 1.85rem;
    font-size: 13px !important;
    font-weight: 600 !important;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    line-height: 1.35;
    color: var(--nav-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    font-family: inherit;
    white-space: normal;
    position: relative;
    transition: color var(--nav-ease);
}

.mega-menu__group-trigger::before {
    content: "＋";
    position: absolute;
    left: 0.65rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
    opacity: 0.45;
    transition: opacity var(--nav-ease);
}

.mega-menu__group.is-open > .mega-menu__group-trigger::before {
    content: "−";
    opacity: 0.75;
}

.mega-menu__group-trigger:hover {
    color: var(--nav-green);
}

.mega-menu__group.is-open > .mega-menu__group-trigger {
    color: var(--nav-green);
    background: var(--nav-green-bg);
}

/* ── Sub-group elements ── */
.mega-menu__subgroup {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mega-menu__subgroup-heading {
    display: block;
    padding: 0.45rem 1rem 0.3rem 1.1rem;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--nav-text);
    text-decoration: none;
    transition: color var(--nav-ease);
}

.mega-menu__subgroup-heading:hover,
.mega-menu__subgroup-heading.active {
    color: var(--nav-green);
}

.mega-menu__subgroup-links {
    list-style: none;
    margin: 0 0 0.2rem 1rem;
    padding: 0 0 0 0.6rem;
    border-left: 2px solid var(--nav-green-dim);
}

.mega-menu__subgroup-links > li > a {
    display: block;
    padding: 0.3rem 0.8rem;
    font-size: 13px;
    font-weight: 400;
    color: var(--nav-muted);
    text-decoration: none;
    transition: color var(--nav-ease), padding-left var(--nav-ease);
}

.mega-menu__subgroup-links > li > a:hover {
    color: var(--nav-green);
    padding-left: 1rem;
}

.mega-menu__group-links > li > a {
    padding: 0.38rem 1.1rem;
    font-size: 13.5px;
    font-weight: 400;
    color: var(--nav-text);
    transition: color var(--nav-ease), padding-left var(--nav-ease);
}

.mega-menu__group-links > li > a:hover {
    color: var(--nav-green);
    padding-left: 1.35rem;
}

.mega-menu__group-links > li > a.active {
    color: var(--nav-green) !important;
    font-weight: 600;
}

/* ════════════════════════════════════════
   MOBILE  (≤ 1050px)
   ════════════════════════════════════════ */
@media (max-width: 1050px) {
    nav.main-nav {
        position: relative;
        z-index: 1002;
    }

    nav.main-nav ul#nav-list.show {
        z-index: 1003;
        pointer-events: auto;
    }

    nav a.active {
        color: var(--nav-green);
        background-color: transparent !important;
        border-radius: 0 !important;
    }

    nav.main-nav ul#nav-list {
        gap: 0;
    }

    nav ul#nav-list.show {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
    }

    nav ul#nav-list.show > li {
        width: 100%;
        flex-shrink: 0;
        border-bottom: 1px solid #f0f4f1;
    }

    nav ul.show > li,
    nav ul.show .dropdown > ul > li,
    nav ul.show .mega-menu__group,
    nav ul.show .mega-menu__group-links > li {
        text-align: left;
    }

    nav ul.show .dropdown > ul > li > a,
    nav ul.show .mega-menu__group-links > li > a {
        text-align: left !important;
    }

    /* Dropdown panels stack in flow */
    .dropdown > ul.show-ul {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        width: 100%;
        padding: 0 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        border: none;
        background: #f8fdf9;
    }

    .dropdown > ul > li > a {
        padding: 0.6rem 1.25rem 0.6rem 1.5rem;
        transition: color var(--nav-ease);
    }

    .dropdown > ul > li > a:hover {
        padding-left: 1.5rem;
    }

    /* Industries mega-menu: accordion */
    .dropdown.dropdown--mega > ul.mega-menu.show-ul {
        display: flex;
        flex-direction: column;
        gap: 0;
        padding: 0 !important;
        background: #f8fdf9;
        border-radius: 0 !important;
        box-shadow: none !important;
        border: none;
    }

    .dropdown.dropdown--mega .mega-menu__group {
        width: 100%;
        border-bottom: 1px solid rgba(3, 81, 34, 0.07);
    }

    .dropdown.dropdown--mega .mega-menu__group-links.show-ul {
        padding: 0 0 0.25rem 0 !important;
    }

    .dropdown.dropdown--mega .mega-menu__group-links > li {
        margin: 0;
        padding: 0;
    }

    .dropdown.dropdown--mega .mega-menu__group-links > li > a {
        display: block;
        padding: 0.4rem 1rem 0.4rem 1.4rem;
        font-size: 13.5px;
        line-height: 1.35;
        font-weight: 400;
        white-space: break-spaces;
    }

    .dropdown.dropdown--mega .mega-menu__footer {
        border-top: 1px solid rgba(3, 81, 34, 0.10);
        margin-top: 0;
        padding: 0;
    }

    .dropdown.dropdown--mega .mega-menu__footer a {
        padding: 0.55rem 1rem;
        font-size: 13px;
    }

    /* Group trigger on mobile */
    .mega-menu__group-trigger {
        font-size: 13.5px;
        text-transform: none;
        letter-spacing: 0;
        color: var(--nav-green);
        font-weight: 600;
        padding: 0.65rem 1rem 0.65rem 1.85rem;
    }

    .dropdown > ul {
        display: none;
    }
}

/* ════════════════════════════════════════
   DESKTOP  (≥ 1051px)
   ════════════════════════════════════════ */
@media (min-width: 1051px) {
    .dropdown:not(.dropdown--mega):hover > ul {
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
    }

    /* Industries mega panel */
    .dropdown.dropdown--mega > ul.mega-menu {
        display: none;
        flex-direction: column;
        align-items: stretch;
        min-width: 300px;
        max-width: 320px;
        white-space: normal;
        padding: 0.6rem 0 0.4rem !important;
        left: 50%;
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        border-radius: var(--nav-radius);
        box-shadow: var(--nav-shadow);
        border: 1px solid var(--nav-border);
        background: #fff;
        transform: translateX(-50%) translateY(5px) !important;
    }

    .dropdown.dropdown--mega:hover > ul.mega-menu {
        display: flex !important;
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
        transform: translateX(-50%) translateY(0) !important;
    }

    /* Sub-lists only while Industries is hovered */
    .dropdown.dropdown--mega:hover .mega-menu__group-links.show-ul {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        pointer-events: auto !important;
        height: auto !important;
        max-height: none !important;
        overflow: visible !important;
    }

    /* Hard-hide once pointer leaves */
    .dropdown.dropdown--mega:not(:hover) > ul.mega-menu,
    .dropdown.dropdown--mega:not(:hover) .mega-menu__group-links,
    .dropdown.dropdown--mega:not(:hover) .mega-menu__group-links.show-ul {
        display: none !important;
        visibility: hidden !important;
        opacity: 0 !important;
        pointer-events: none !important;
        height: 0 !important;
        max-height: 0 !important;
        overflow: hidden !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    .dropdown.dropdown--mega .mega-menu__group {
        width: 100%;
        border-bottom: 1px solid #f0f4f1;
    }

    .dropdown.dropdown--mega .mega-menu__group:last-of-type {
        border-bottom: none;
    }

    .dropdown.dropdown--mega .mega-menu__group-links.show-ul {
        padding: 0 0 0.35rem 0 !important;
    }

    .dropdown.dropdown--mega .mega-menu__group-links > li {
        margin: 0;
        padding: 0;
    }

    .dropdown.dropdown--mega .mega-menu__group-links > li > a {
        padding: 0.38rem 1.25rem 0.38rem 1.1rem;
        font-size: 13.5px;
        line-height: 1.35;
        font-weight: 400;
        white-space: normal;
    }

    .mega-menu__footer {
        border-top: 1px solid #f0f4f1;
        margin-top: 0.25rem;
        padding: 0.25rem 0 0;
    }

    .mega-menu__footer a {
        display: block;
        padding: 0.5rem 1.1rem;
        font-weight: 600;
        color: var(--nav-green);
        font-size: 13px;
        transition: padding-left var(--nav-ease);
    }

    .mega-menu__footer a:hover {
        padding-left: 1.4rem;
    }
}