.header-caption {
    color: var(--muted);
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.header-caption span { padding-inline: .6em; }
.header-controls { display: flex; align-items: center; justify-content: flex-end; gap: 24px; }

.menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    min-width: 116px;
    min-height: 44px;
    padding: 0 16px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: transparent;
    color: var(--ink);
    font: inherit;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    transition: background 200ms ease, color 200ms ease, border-color 200ms ease;
}

.menu-toggle:hover,
.menu-toggle[aria-expanded="true"] { background: var(--ink); border-color: var(--ink); color: var(--page-bg); }
.menu-icon-close,
.menu-toggle[aria-expanded="true"] .menu-icon-open { display: none; }
.menu-toggle[aria-expanded="true"] .menu-icon-close { display: block; }

.site-menu[hidden] { display: none; }
.site-menu {
    position: fixed;
    inset: var(--header-height) 0 0;
    z-index: 19;
    overflow-y: auto;
    overscroll-behavior: contain;
    border-top: 1px solid var(--line);
    background: var(--page-bg);
    color: var(--ink);
    animation: site-menu-enter 280ms ease both;
}

body.menu-open { overflow: hidden; }
.site-menu-inner {
    display: flex;
    flex-direction: column;
    width: min(100%, var(--content-max));
    min-height: calc(100dvh - var(--header-height));
    margin: auto;
    padding: clamp(28px, 4vw, 60px) clamp(28px, 9vw, 150px) 24px;
}

.site-menu-heading,
.site-menu-footer {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    color: var(--muted);
    font-size: .7rem;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
}

.site-menu-nav { display: grid; align-content: center; flex: 1; padding-block: 28px; }
.site-menu-nav a {
    display: grid;
    grid-template-columns: 52px minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 16px;
    padding: clamp(12px, 2.2vh, 24px) 0;
    border-bottom: 1px solid var(--line);
    font-size: clamp(3.2rem, 8vw, 8rem);
    font-weight: 600;
    letter-spacing: -.075em;
    line-height: 1;
    transition: padding-left 240ms ease, color 240ms ease;
}

.site-menu-nav a:first-child { border-top: 1px solid var(--line); }
.site-menu-nav a:hover,
.site-menu-nav a:focus-visible,
.site-menu-nav a[aria-current="page"] { padding-left: 14px; color: var(--muted); }

.site-menu-number,
.site-menu-end {
    align-self: center;
    font-size: .68rem;
    font-weight: 700;
    letter-spacing: .08em;
    line-height: 1.3;
    text-transform: uppercase;
}

.site-menu-number,
.site-menu-end { color: var(--muted); }
.site-menu-end { letter-spacing: .04em; }

@keyframes site-menu-enter {
    from { opacity: 0; transform: translateY(-12px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 760px) {
    .header-caption { display: none; }
    .header-controls { gap: 16px; }
    .menu-toggle { min-width: 104px; min-height: 40px; gap: 20px; padding-inline: 14px; font-size: .7rem; }
    .site-menu-inner { padding: 30px var(--section-pad-x) 24px; }
    .site-menu-nav a {
        grid-template-columns: 30px minmax(0, 1fr);
        gap: 8px;
        padding-block: clamp(16px, 2.5vh, 28px);
        font-size: clamp(3.3rem, 12vw, 5rem);
    }
    .site-menu-end { display: none; }
    .site-menu-footer span:first-child { max-width: 18ch; }
}

@media (max-width: 430px) {
    .header-controls { gap: 14px; }
    .site-menu-heading,
    .site-menu-footer { font-size: .62rem; }
}

@media (prefers-reduced-motion: reduce) {
    .site-menu { animation: none; }
    .site-menu-nav a { transition: none; }
}