/* The homepage navigation is shared by every portfolio page. */
:root{--header-h:64px;--nav-paper:#fff;--nav-ink:#000;--nav-on-dark:#fff;--nav-dark-hover:#404040;--nav-gutter:clamp(18px,2.2vw,40px);--nav-radius:30px}
body.menu-is-open{overflow:hidden}
/* Floating, compact navigation follows the type-foundry reference. */
.site-header{position:fixed;inset:0 0 auto;z-index:40;height:var(--header-h);pointer-events:none;color:var(--nav-ink)}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding-inline:14px}
.header-inner>*{pointer-events:auto}
.brand{display:flex;align-items:center;gap:10px;background:var(--nav-paper);padding:7px 12px;line-height:1;border-radius:var(--nav-radius)}
.brand-mark{width:18px;height:18px;flex-shrink:0}
.brand-name{font-size:15px;font-weight:500}
.site-nav{display:flex;gap:8px;margin-left:auto}
.site-nav a,.language-toggle{font-weight:400;letter-spacing:normal;text-decoration:none;padding:7px 15px;background:var(--nav-paper);border-radius:var(--nav-radius);font-size:14px;line-height:1.15;box-shadow:0 0 0 1px rgba(0,0,0,.08)}
.site-nav a:hover,.site-nav a:focus-visible,.site-nav a.is-active,.site-nav a[aria-current="page"],.language-toggle:hover{background:var(--nav-ink);color:var(--nav-paper)}
.header-actions{display:flex;align-items:center;gap:8px}
.language-toggle{min-width:46px;padding-inline:11px}
.menu-toggle{display:none;width:36px;height:32px;flex-direction:column;justify-content:center;align-items:center;gap:5px;border-radius:var(--nav-radius);background:var(--nav-paper)}
.menu-toggle span{display:block;width:16px;height:1px;background:var(--nav-ink)}
.menu-toggle[aria-expanded="true"] span:first-child{transform:translateY(3px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3px) rotate(-45deg)}
.mobile-nav{color:var(--nav-ink);position:fixed;inset:var(--header-h) 0 0;z-index:35;padding:20px var(--nav-gutter);padding-bottom:max(20px,env(safe-area-inset-bottom));background:var(--nav-paper);overflow-y:auto;overscroll-behavior:contain}
.mobile-nav a{display:block;padding:18px 0;font-size:clamp(36px,9vw,64px);letter-spacing:-.05em}
.site-header.is-over-hero{color:var(--nav-on-dark)}
.site-header.is-over-hero .brand{background:transparent}
.site-header.is-over-hero .site-nav a,.site-header.is-over-hero .language-toggle{background:transparent;box-shadow:none}
.site-header.is-over-hero .site-nav a:hover,.site-header.is-over-hero .site-nav a:focus-visible,.site-header.is-over-hero .language-toggle:hover,.site-header.is-over-hero .site-nav a[aria-current="page"]{background:var(--nav-dark-hover);color:var(--nav-on-dark)}
.site-header.is-over-hero .menu-toggle{background:transparent}
.site-header.is-over-hero .menu-toggle span{background:var(--nav-on-dark)}

.site-header--dark{background:var(--nav-ink)}
.site-header .header-inner{width:100%;max-width:1920px;margin-inline:auto}
.site-header .brand:hover,.site-header .brand:focus-visible{color:inherit}
.site-header :focus-visible,.mobile-nav a:focus-visible{outline:2px solid currentColor;outline-offset:4px}
.mobile-nav a:hover,.mobile-nav a[aria-current="page"]{color:var(--nav-ink)}
.mobile-nav a[aria-current="page"]{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:8px}
.mobile-nav[hidden]{display:none!important}
.skip-link{z-index:70}
@media(max-width:900px){:root{--header-h:60px}.site-nav{display:none}.menu-toggle{display:flex}}
@media(max-width:560px){.header-inner{padding-inline:12px;gap:8px}.brand{padding:8px 9px;gap:7px}.brand-name{font-size:13px}.language-toggle{font-size:12px}}