.site-header { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 88px; padding: 1rem clamp(1rem, 4vw, 4rem); background: #fff; border-bottom: 1px solid #d8edf9; }
.site-brand { display: inline-flex; align-items: center; gap: .7rem; color: #111; font-family: var(--font-heading); font-size: clamp(1rem, 2vw, 1.3rem); font-weight: 400; }
.logo-circle { display: grid; width: 52px; height: 52px; place-items: center; }
.logo-circle img { max-width: 100%; max-height: 100%; }
.site-nav { display: flex; align-items: center; gap: clamp(.7rem, 2vw, 1.5rem); }
.site-nav a { padding: .45rem .1rem; color: var(--color-text); font-family: var(--font-heading); font-weight: 700; }
.site-nav a[aria-current="page"] { color: var(--color-heading); text-decoration: underline; text-decoration-thickness: 3px; text-underline-offset: .45rem; }
.site-nav .nav-contact { padding: .7rem 1rem; border-radius: 2rem; background: var(--gradient-button); color: #111; }
.menu-toggle { display: none; width: 48px; height: 44px; padding: 0; border: 2px solid var(--color-heading); border-radius: .5rem; background: #fff; cursor: pointer; }
.menu-toggle span { display: block; width: 24px; height: 2px; margin: 5px auto; background: var(--color-heading); }
.skip-link { position: absolute; top: -4rem; left: 1rem; z-index: 10; padding: .6rem 1rem; background: #fff; color: var(--color-heading); }
.skip-link:focus { top: 1rem; }
@media (max-width: 48em) { .site-header { min-height: 72px; padding-block: .65rem; } .logo-circle { width: 42px; height: 42px; } .menu-toggle { display: block; } .site-nav { position: absolute; top: 72px; right: 1rem; left: 1rem; z-index: 5; display: none; flex-direction: column; align-items: stretch; padding: 1rem; border: 1px solid #b9dff5; border-radius: .8rem; background: #fff; box-shadow: 0 12px 30px rgba(0, 0, 0, .15); } .site-nav.is-open { display: flex; } .site-nav a { padding: .8rem; } .site-nav a[aria-current="page"] { text-underline-offset: .25rem; } .site-nav .nav-contact { text-align: center; } }