.site-header{position:sticky;top:0;z-index:100;height:94px;background:linear-gradient(180deg,var(--brand),var(--brand-dark));box-shadow:0 2px 18px rgba(0,0,0,.28)}
.header-inner{position:relative;height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.header-left{min-width:64px;display:flex;align-items:center}
.logo-home{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:999px}
.logo-home:focus-visible{outline:3px solid #fff;outline-offset:4px}
.logo-gif{display:block;height:78px;width:auto;max-width:min(280px,40vw);object-fit:contain}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:9px}
.site-nav a{padding:10px 13px;border-radius:999px;border:1px solid rgba(255,255,255,.22);text-decoration:none;color:#fff;font-weight:900;background:rgba(0,0,0,.12)}
.site-nav a:hover{background:#fff;color:var(--brand)}
.hamburger{gap:4px;background:rgba(255,255,255,.14)}
.hamburger span{width:24px;height:3px;background:#fff;border-radius:4px;display:block}
.drawer-backdrop{position:fixed;inset:0;z-index:190;background:rgba(0,0,0,.65);opacity:0;transition:opacity .22s ease}.drawer-backdrop.visible{opacity:1}.drawer{position:fixed;top:0;bottom:0;width:min(430px,88vw);background:var(--panel);color:var(--text);z-index:200;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .25s ease}.drawer-left{left:0;transform:translateX(-105%)}.drawer-right{right:0;transform:translateX(105%)}.drawer.open{transform:translateX(0)}.drawer-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;background:linear-gradient(180deg,var(--brand),var(--brand-dark));color:#fff}.drawer-header h2{margin:0;font-size:1.2rem}.drawer-body{padding:16px;overflow:auto}.drawer-nav{display:grid;gap:10px;padding:16px}.drawer-nav a{padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.05);text-decoration:none;font-weight:900}.drawer-nav a:hover{border-color:var(--accent);color:var(--accent)}