/* Header */
header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .86);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 220px;
}

.brand-mark {
    width: 38px;
    height: 38px;
    border: 1px solid var(--ink);
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: linear-gradient(180deg, #fff, #f6f6f6);
    box-shadow: 0 6px 18px rgba(0, 0, 0, .06);
}

.brand-name {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-name strong {
    font-family: var(--serif);
    letter-spacing: .2px;
    font-size: 18px;
}

.brand-name span {
    font-size: 12px;
    color: var(--muted);
    letter-spacing: .2px;
}

nav {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.navlink {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 999px;
    border: 1px solid transparent;
    color: var(--ink);
    font-size: 13px;
    letter-spacing: .2px;
    background: transparent;
}

.navlink:hover {
    border-color: var(--line);
    background: #fff;
}

.navlink .dot {
    width: 6px;
    height: 6px;
    border-radius: 99px;
    background: var(--ink);
    opacity: .9;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid var(--ink);
    background: var(--ink);
    color: #fff;
    font-size: 13px;
    letter-spacing: .2px;
    box-shadow: 0 10px 26px rgba(0, 0, 0, .14);
    white-space: nowrap;
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 34px rgba(0, 0, 0, .18);
}