.skip-link {
    position: absolute;
    left: 1rem;
    top: -4rem;
    z-index: 100;
    padding: 0.8rem 1rem;
    border-radius: 999px;
    color: #06111c;
    background: var(--accent);
}

.skip-link:focus {
    top: 1rem;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(16px);
    background: rgba(6, 17, 28, 0.72);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 84px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
}

.brand img {
    width: 56px;
    height: 56px;
    object-fit: contain;
    border-radius: 16px;
    background: #fff;
    padding: 0.35rem;
}

.brand-copy {
    display: grid;
    gap: 0.15rem;
}

.brand-copy strong {
    font-family: "Chakra Petch", sans-serif;
    font-size: 1.1rem;
    letter-spacing: 0.03em;
}

.brand-copy span {
    color: var(--muted);
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: 1.4rem;
}

.primary-nav a {
    font-size: 0.97rem;
    position: relative;
}

.primary-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.35rem;
    width: 100%;
    height: 2px;
    transform: scaleX(0);
    transform-origin: left;
    background: linear-gradient(90deg, var(--accent), transparent);
    transition: transform 180ms ease;
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after {
    transform: scaleX(1);
}

.menu-toggle {
    display: none;
    width: 52px;
    height: 52px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.02);
    color: var(--text);
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    margin: 6px auto;
    background: currentColor;
}