/**
 * Site Header
 *
 * Two-tier full-width header: white top bar (logo + links + button) and a pale
 * lower bar (navy main menu).
 * Matches child-theme-sections-screenshots/header.png
 */

:root {
    --color-navy: #385d8c;
    --color-pale: #eef3f8;
    --color-teal: #93cddc;
    --color-sky:  #d2eaf0;
    --color-text: #787878;
    --color-white: #ffffff;
}

.site-header {
    font-family: 'Roboto', sans-serif;
    width: 100%;
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-white);
    transition: transform 0.35s ease, box-shadow 0.3s ease;
    animation: dt-header-in 0.5s ease;
}

/* Entrance animation on load */
@keyframes dt-header-in {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Subtle shadow once the page is scrolled */
.site-header--scrolled {
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

@media (prefers-reduced-motion: reduce) {
    .site-header {
        animation: none;
        transition: box-shadow 0.3s ease;
    }
}

.site-header__container {
    max-width: var(--theme-normal-container-max-width, 1290px);
    width: var(--theme-container-width, 100%);
    margin: 0 auto;
    padding: 0;
}

/* ---- Top bar (white) ---- */
.site-header__top {
    background-color: var(--color-white);
}

.site-header__top .site-header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    min-height: 90px;
    padding-top: 30px;
    padding-bottom: 30px;
}

.site-header__logo {
    display: flex;
    align-items: center;
}

.site-header__logo img {
    display: block;
    max-height: 80px;
    width: auto;
}

.site-header__logo-text {
    color: var(--color-navy);
    font-weight: 700;
    font-size: 22px;
}

.site-header__top-right {
    display: flex;
    align-items: center;
    gap: 30px;
}

.site-header__top-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.site-header__top-link {
    color: #555555;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

.site-header__top-link:hover,
.site-header__top-link:focus {
    color: var(--color-navy);
}

.site-header__button {
    display: inline-block;
    background-color: var(--color-navy);
    color: var(--color-white);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    padding: 10px 26px;
    border-radius: 8px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.site-header__button:hover,
.site-header__button:focus {
    background-color: var(--color-teal);
    color: var(--color-navy);
}

/* ---- Lower bar (pale) ---- */
.site-header__bar {
    background-color: var(--color-pale);
}

.site-header__menu {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 40px;
    min-height: 50px;
}

.site-header__menu li {
    margin: 0;
    position: relative;
}

.site-header__menu a {
    color: var(--color-navy);
    text-decoration: none;
    font-size: 17px;
    font-weight: 600;
    transition: opacity 0.3s ease;
}

.site-header__menu a:hover,
.site-header__menu a:focus {
    opacity: 0.7;
}

/* Caret on items that have a sub-menu */
.site-header__menu .menu-item-has-children > a::after {
    content: "";
    display: inline-block;
    margin-left: 8px;
    vertical-align: middle;
    border: 5px solid transparent;
    border-top-color: currentColor;
    transform: translateY(2px);
    transition: transform 0.3s ease;
}

/* ---- Sub-menu (dropdown) ---- */
.site-header__menu .sub-menu {
    list-style: none;
    margin: 0;
    padding: 10px 0;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 230px;
    background-color: var(--color-white);
    border-radius: 8px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.14);
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
}

/* Right-align the dropdown for the last item so it never overflows */
.site-header__menu > li:last-child .sub-menu {
    left: auto;
    right: 0;
}

.site-header__menu li:hover > .sub-menu,
.site-header__menu li:focus-within > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-header__menu .sub-menu li {
    width: 100%;
}

.site-header__menu .sub-menu a {
    display: block;
    padding: 9px 22px;
    font-size: 16px;
    white-space: nowrap;
}

.site-header__menu .sub-menu a:hover,
.site-header__menu .sub-menu a:focus {
    opacity: 1;
    background-color: var(--color-pale);
}

/* ---- Mobile toggle (hidden on desktop) ---- */
.site-header__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
}

.site-header__toggle-bar {
    display: block;
    width: 26px;
    height: 3px;
    background-color: var(--color-navy);
    border-radius: 2px;
}

/* Tablet */
@media (min-width: 769px) and (max-width: 1023px) {
    .site-header__menu {
        gap: 26px;
    }

    .site-header__menu a {
        font-size: 16px;
    }

    .site-header__top-links {
        gap: 20px;
    }

    .site-header__top-right {
        gap: 20px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .site-header__toggle {
        display: flex;
    }

    .site-header__top .site-header__container {
        min-height: 70px;
        flex-wrap: wrap;
        gap: 20px;
        padding-top: 16px;
        padding-bottom: 16px;
    }

    .site-header__logo img {
        max-height: 48px;
    }

    /* Collapsed by default; revealed when the header has .is-open */
    .site-header__top-right {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        width: 100%;
        padding: 10px 0 4px;
    }

    .site-header__top-links {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .site-header__bar {
        display: none;
    }

    .site-header.is-open .site-header__top-right {
        display: flex;
    }

    .site-header.is-open .site-header__bar {
        display: block;
    }

    .site-header__menu {
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        gap: 16px;
        min-height: 0;
        padding: 18px 0;
    }

    /* Sub-menus stack inline (no absolute dropdown) on mobile */
    .site-header__menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background-color: transparent;
        border-radius: 0;
        min-width: 0;
        padding: 10px 0 0 18px;
    }

    .site-header__menu .sub-menu li {
        margin-top: 12px;
    }

    .site-header__menu .sub-menu a {
        padding: 0;
        white-space: normal;
    }

    .site-header__menu .menu-item-has-children > a::after {
        display: none;
    }
}