/* ================================================================
   HEADER
   ================================================================ */

.site-header {
    --header-height: 5.25rem;
    --header-navy: #071a2f;
    --header-blue: #0871b9;
    --header-blue-dark: #075b96;
    --header-gold: #d8ad4a;
    --header-text: #172033;
    --header-muted: #526071;
    --header-border: #dce3eb;

    position: sticky;
    top: 0;
    z-index: 1000;
    border-top: 0.2rem solid var(--header-gold);
    border-bottom: 1px solid var(--header-border);
    background: rgb(255 255 255 / 96%);
    box-shadow: 0 0.3rem 1.5rem rgb(7 26 47 / 7%);
    backdrop-filter: blur(14px);
}

.header-inner {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.site-brand {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 0.85rem;
    color: var(--header-text);
    text-decoration: none;
}

.site-brand:hover .site-brand__text strong,
.site-brand:focus-visible .site-brand__text strong {
    color: var(--header-blue);
}

.site-brand:focus-visible {
    border-radius: 0.5rem;
    outline: 0.2rem solid var(--header-blue);
    outline-offset: 0.3rem;
}

.site-logo {
    display: block;
    width: 3.9rem;
    height: 3.9rem;
    flex: 0 0 3.9rem;
    object-fit: contain;
    object-position: center;
}

.site-brand__text {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    white-space: nowrap;
    line-height: 1;
}

.site-brand__text strong {
    color: var(--header-navy);
    font-size: 1rem;
    font-weight: 850;
    letter-spacing: -0.02em;
    transition: color 160ms ease;
}

.site-brand__text > span {
    color: var(--header-blue);
    font-size: 1rem;
    font-weight: 850;
    letter-spacing: -0.02em;
}

.main-navigation {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: clamp(1.1rem, 2.2vw, 2rem);
}

.main-navigation a {
    position: relative;
    min-height: var(--header-height);
    display: inline-flex;
    align-items: center;
    padding-inline: 0.1rem;
    color: var(--header-muted);
    font-size: 0.925rem;
    font-weight: 750;
    line-height: 1.2;
    text-decoration: none;
    white-space: nowrap;
    transition:
        color 160ms ease,
        background-color 160ms ease;
}

.main-navigation a::after {
    position: absolute;
    right: 0;
    bottom: 0.8rem;
    left: 0;
    height: 0.18rem;
    border-radius: 999px;
    background: var(--header-blue);
    content: "";
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 160ms ease;
}

.main-navigation a:hover {
    color: var(--header-blue-dark);
}

.main-navigation a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.main-navigation a[aria-current="page"] {
    color: var(--header-navy);
    font-weight: 850;
}

.main-navigation a[aria-current="page"]::after {
    background: var(--header-gold);
    transform: scaleX(1);
}

.main-navigation a:focus-visible {
    border-radius: 0.35rem;
    outline: 0.2rem solid var(--header-blue);
    outline-offset: 0.2rem;
}

.navigation-toggle {
    width: 3rem;
    height: 3rem;
    flex: 0 0 3rem;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 0.32rem;
    padding: 0;
    border: 1px solid #aebdcc;
    border-radius: 0.65rem;
    color: var(--header-navy);
    background: #ffffff;
    cursor: pointer;
}

.navigation-toggle span:not(.visually-hidden) {
    width: 1.25rem;
    height: 0.13rem;
    border-radius: 999px;
    background: currentColor;
    transition:
        transform 160ms ease,
        opacity 160ms ease;
}

.navigation-toggle:hover {
    border-color: var(--header-blue);
    color: var(--header-blue);
}

.navigation-toggle:focus-visible {
    outline: 0.2rem solid var(--header-blue);
    outline-offset: 0.2rem;
}

.navigation-toggle[aria-expanded="true"]
    span:not(.visually-hidden):nth-child(2) {
    transform: translateY(0.45rem) rotate(45deg);
}

.navigation-toggle[aria-expanded="true"]
    span:not(.visually-hidden):nth-child(3) {
    opacity: 0;
}

.navigation-toggle[aria-expanded="true"]
    span:not(.visually-hidden):nth-child(4) {
    transform: translateY(-0.45rem) rotate(-45deg);
}

@media (max-width: 1000px) {
    .site-brand__text {
        display: grid;
        gap: 0.2rem;
    }

    .site-brand__text strong,
    .site-brand__text > span {
        font-size: 0.9rem;
    }
}

@media (max-width: 900px) {
    .site-header {
        position: sticky;
    }

    .header-inner {
        position: relative;
        min-height: 4.75rem;
        flex-wrap: wrap;
        gap: 0;
    }

    .site-logo {
        width: 3.25rem;
        height: 3.25rem;
        flex-basis: 3.25rem;
    }

    .site-brand__text {
        display: flex;
        gap: 0.35rem;
    }

    .navigation-toggle {
        display: inline-flex;
    }

    .main-navigation {
        width: 100%;
        display: none;
        align-items: stretch;
        justify-content: flex-start;
        flex-direction: column;
        gap: 0;
        padding: 0.75rem 0 1rem;
        border-top: 1px solid var(--header-border);
    }

    .main-navigation.is-open {
        display: flex;
    }

    .main-navigation a {
        min-height: 3rem;
        padding: 0.7rem 0.75rem;
        border-radius: 0.5rem;
        white-space: normal;
    }

    .main-navigation a::after {
        top: 0.75rem;
        right: auto;
        bottom: 0.75rem;
        left: 0;
        width: 0.2rem;
        height: auto;
        transform: scaleY(0);
        transform-origin: bottom;
    }

    .main-navigation a:hover {
        background: #f2f6fa;
    }

    .main-navigation a:hover::after,
    .main-navigation a[aria-current="page"]::after {
        transform: scaleY(1);
        transform-origin: top;
    }

    .main-navigation a[aria-current="page"] {
        padding-left: 1rem;
        background: #eef4f9;
    }
}

@media (max-width: 560px) {
    .site-logo {
        width: 3rem;
        height: 3rem;
        flex-basis: 3rem;
    }

    .site-brand {
        gap: 0.65rem;
    }

    .site-brand__text {
        display: grid;
        gap: 0.15rem;
    }

    .site-brand__text strong,
    .site-brand__text > span {
        font-size: 0.82rem;
    }
}

@media (max-width: 390px) {
    .site-brand__text {
        max-width: 10rem;
    }

    .site-brand__text strong,
    .site-brand__text > span {
        white-space: normal;
    }
}

@media (forced-colors: active) {
    .site-header,
    .navigation-toggle,
    .main-navigation a {
        border-color: CanvasText;
    }

    .main-navigation a::after,
    .navigation-toggle span:not(.visually-hidden) {
        background: CanvasText;
    }
}

@media (prefers-reduced-motion: reduce) {
    .site-brand__text strong,
    .main-navigation a,
    .main-navigation a::after,
    .navigation-toggle span:not(.visually-hidden) {
        transition: none;
    }
}
@media (max-width: 900px) {
    body.navigation-open {
        overflow: hidden;
    }

    .main-navigation.is-open {
        max-height: calc(100vh - 4.75rem);
        overflow-y: auto;
    }
}