.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:100;background:hsla(0,0%,100%,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid transparent;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}.site-header.is-scrolled{border-bottom-color:var(--border);box-shadow:0 4px 24px rgba(16,45,37,.05)}.site-header__inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}.site-header__nav{display:flex;align-items:center;gap:30px;-webkit-margin-start:auto;margin-inline-start:auto}.site-header__link{font-size:.95rem;font-weight:500;color:var(--text-mid);transition:color .15s var(--ease)}.site-header__link:hover{color:var(--green)}.site-header__actions{display:flex;align-items:center;gap:18px}.site-header__lang{font-size:.9rem;font-weight:600;color:var(--text-mid);padding:6px 4px;transition:color .15s var(--ease)}.site-header__lang:hover{color:var(--green)}.site-header__cta{padding:11px 20px;font-size:.95rem}.site-header__burger{display:none;flex-direction:column;gap:5px;width:44px;height:44px;align-items:center;justify-content:center;background:var(--bg);border:none;border-radius:12px}.site-header__burger span{width:20px;height:2px;border-radius:2px;background:var(--ink);transition:transform .25s var(--ease),opacity .2s var(--ease)}.site-header__burger span.open:first-child{transform:translateY(7px) rotate(45deg)}.site-header__burger span.open:nth-child(2){opacity:0}.site-header__burger span.open:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.site-header__mobile{display:none;flex-direction:column;gap:4px;padding:0 var(--gutter);max-height:0;overflow:hidden;background:hsla(0,0%,100%,.96);border-bottom:1px solid var(--border);transition:max-height .3s var(--ease),padding .3s var(--ease)}.site-header__mobile.is-open{max-height:460px;padding:12px var(--gutter) 22px}.site-header__mobile-link{padding:13px 6px;font-size:1rem;font-weight:500;color:var(--ink);border-bottom:1px solid var(--border)}.site-header__mobile-lang{color:var(--green);font-weight:700}@media (max-width:900px){.site-header__actions,.site-header__nav{display:none}.site-header__burger,.site-header__mobile{display:flex}}