:root {
    --nav-accent: #0f766e;
    --nav-hover-bg: rgba(15,118,110,.08);
    --nav-ring: rgba(45,212,191,.45);
}

.header {
    position: sticky;
    top: 0;
    z-index: 40;
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
}

.header__inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav__toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    padding: 0.45rem 0.5rem;
    border-radius: 999px;
    border: 1px solid rgba(15,23,42,.16);
    background: #ffffff;
    cursor: pointer;
}

.nav__toggle[hidden] {
    display: none;
}

.nav__toggle:focus-visible {
    outline: 0;
    box-shadow: 0 0 0 2px rgba(15,23,42,.12), 0 0 0 4px rgba(15,23,42,.20);
}

.nav__toggle-line {
    width: 18px;
    height: 2px;
    border-radius: 999px;
    background: #0f172a;
}

.nav__toggle-line + .nav__toggle-line {
    margin-top: 4px;
}

.nav__list {
    position: fixed;
    inset-inline: 0;
    top: 64px;
    display: none;
    flex-direction: column;
    gap: 1.25rem;
    padding: 1.25rem 1.25rem 2rem;
    background: #ffffff;
    border-top: 1px solid #e5e7eb;
    z-index: 30;
    list-style: none;
    margin: 0;
}

.nav__list[aria-expanded="true"] {
    display: flex;
}

.nav__item {
    position: relative;
}

.nav__item--has-dropdown {
    position: relative;
    padding-bottom: 0.6rem;
}

.nav__link {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.9rem;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 500;
    color: #111827;
    transition:
            background-color 0.18s ease,
            color 0.18s ease,
            box-shadow 0.18s ease,
            transform 0.18s ease;
}

.nav__link:hover,
.nav__link:focus-visible {
    background: var(--nav-hover-bg);
    box-shadow: 0 0 0 1px var(--nav-ring) inset, 0 1px 0 rgba(0,0,0,.04);
    color: var(--nav-accent);
    transform: translateY(-1px);
}

.nav__link:active {
    transform: translateY(0);
    box-shadow: 0 0 0 1px var(--nav-ring) inset;
}

.nav__caret {
    margin-left: 0.3rem;
    width: 13px;
    height: 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    color: rgba(15,23,42,.7);
}

.nav__dropdown {
    position: static;
    margin-top: 0.25rem;
    display: none;
    flex-direction: column;
    gap: 0.45rem;
    padding-left: 0.9rem;
}

.nav__dropdown-link {
    display: block;
    padding: 0.35rem 0.9rem 0.35rem 0;
    border-radius: 12px;
    text-decoration: none;
    font-size: 0.9rem;
    white-space: nowrap;
    color: #111827;
    transition:
            background-color 0.15s ease,
            color 0.15s ease;
}

.nav__dropdown-link:hover,
.nav__dropdown-link:focus-visible {
    background: var(--nav-hover-bg);
    color: var(--nav-accent);
}

.nav__item--has-dropdown:hover .nav__dropdown,
.nav__item--has-dropdown:focus-within .nav__dropdown {
    display: flex;
}

.header__cta {
    display: none;
}

@media (min-width: 768px) {
    .nav__toggle {
        display: none;
    }

    .nav__list {
        position: static;
        display: flex !important;
        flex-direction: row;
        align-items: center;
        gap: 1.75rem;
        padding: 0;
        background: transparent;
        border-top: 0;
    }

    .nav__dropdown {
        position: absolute;
        top: 100%;
        left: 0;
        min-width: 220px;
        margin-top: 0;
        padding: 0.6rem;
        background: #ffffff;
        border-radius: 16px;
        box-shadow: 0 18px 45px -22px rgba(15,23,42,.45);
        border: 1px solid rgba(15,23,42,.06);
        opacity: 0;
        transform: translateY(4px);
        pointer-events: none;
        z-index: 30;
    }

    .nav__item--has-dropdown:hover .nav__dropdown,
    .nav__item--has-dropdown:focus-within .nav__dropdown {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .nav__item--has-dropdown:last-child .nav__dropdown {
        left: auto;
        right: 0;
    }

    .header__cta {
        display: inline-flex;
        margin-left: 0.75rem;
    }
}