.site-header {
position: sticky;
top: 0;
z-index: 100;
background-color: var(--c-white);
border-bottom: 1px solid var(--c-border);
transition: box-shadow var(--t);
} .site-header--scrolled {
box-shadow: var(--shadow);
} .nav {
height: var(--nav-h);
}
.nav__inner {
display: flex;
align-items: center;
justify-content: space-between;
height: 100%;
padding-inline: var(--pad-x);
} .nav__logo {
display: flex;
align-items: center;
gap: 0.625rem;
text-decoration: none;
flex-shrink: 0;
}
.nav__logo-img {
max-height: 50px;
width: auto;
display: block;
}
.nav__logo-box {
display: flex;
align-items: center;
justify-content: center;
width: 26px;
height: 26px;
background-color: var(--c-dark);
border-radius: var(--r-sm);
}
.nav__logo-dot {
display: block;
width: 11px;
height: 11px;
background-color: var(--c-accent);
border-radius: var(--r-xs);
}
.nav__logo-name {
font-family: var(--f-ui);
font-size: 0.875rem;
font-weight: 700;
letter-spacing: 0.19em;
color: var(--c-dark);
} .nav__right {
display: flex;
align-items: center;
gap: 2.5rem;
} .nav__links {
display: flex;
align-items: center;
gap: 2rem;
list-style: none;
}
.nav__link {
font-family: var(--f-ui);
font-size: var(--text-base);
font-weight: 400;
color: var(--c-text-2);
text-decoration: none;
transition: color var(--t);
padding: 0;
background: none;
border: none;
cursor: pointer;
display: flex;
align-items: center;
gap: 0.25rem;
white-space: nowrap;
}
.nav__link:hover,
.nav__link:focus-visible {
color: var(--c-dark);
}
.nav__link--active {
font-weight: 700;
color: var(--c-dark);
} .nav__chevron {
transition: transform var(--t);
flex-shrink: 0;
}
.nav__dropdown-toggle[aria-expanded="true"] .nav__chevron {
transform: rotate(180deg);
} .nav__item--has-dropdown {
position: relative;
display: flex;
align-items: center;
} .nav__item--has-dropdown::before {
content: '';
position: absolute;
top: 100%;
left: 0;
right: 0;
height: 0.875rem; } .nav__dropdown-toggle {
display: flex;
align-items: center;
justify-content: center;
width: 1.5rem;
height: 1.5rem;
padding: 0;
background: none;
border: none;
cursor: pointer;
color: var(--c-text-2);
transition: color var(--t);
flex-shrink: 0;
border-radius: var(--r-sm);
}
.nav__dropdown-toggle:hover,
.nav__dropdown-toggle:focus-visible {
color: var(--c-dark);
outline: 2px solid var(--c-accent);
outline-offset: 2px;
}
.nav__chevron {
transition: transform var(--t);
display: block;
flex-shrink: 0;
} .nav__item--has-dropdown:hover .nav__chevron,
.nav__item--has-dropdown.is-open .nav__chevron {
transform: rotate(180deg);
}
.nav__dropdown {
position: absolute;
top: calc(100% + 0.75rem);
left: 50%;
min-width: 220px;
background-color: var(--c-white);
border: 1px solid var(--c-border);
border-radius: var(--r-sm);
box-shadow: var(--shadow-lg);
list-style: none;
padding: 0.5rem 0; opacity: 0;
visibility: hidden;
transform: translateX(-50%) translateY(-6px);
transition: opacity var(--t), visibility var(--t), transform var(--t);
pointer-events: none;
} .nav__item--has-dropdown:hover > .nav__dropdown,
.nav__item--has-dropdown.is-open > .nav__dropdown {
opacity: 1;
visibility: visible;
transform: translateX(-50%) translateY(0);
pointer-events: auto;
}
.nav__dropdown-link {
display: block;
padding: 0.625rem 1.25rem;
font-family: var(--f-ui);
font-size: 0.9375rem;
color: var(--c-text-2);
text-decoration: none;
transition: color var(--t), background-color var(--t);
}
.nav__dropdown-link:hover {
color: var(--c-dark);
background-color: var(--c-gray);
} .nav__lang-switcher {
display: flex;
align-items: center;
gap: 0.5rem;
list-style: none;
flex-shrink: 0;
}
.nav__lang-switcher li:not(:last-child)::after {
content: '·';
margin-left: 0.5rem;
color: var(--c-border);
}
.nav__lang-switcher li {
display: flex;
align-items: center;
gap: 0.5rem;
}
.nav__lang-link {
font-family: var(--f-ui);
font-size: 0.8125rem;
font-weight: 400;
letter-spacing: 0.03em;
color: var(--c-text-2);
text-decoration: none;
transition: color var(--t);
}
.nav__lang-link:hover,
.nav__lang-link:focus-visible {
color: var(--c-dark);
}
.nav__lang-link--active {
font-weight: 700;
color: var(--c-dark);
pointer-events: none;
} .nav__cta {
font-size: 1rem;
padding: 0.625rem 1.5rem;
} .nav__hamburger {
display: none;
flex-direction: column;
align-items: center;
justify-content: center;
gap: 5px;
width: 36px;
height: 36px;
padding: 0;
background: none;
border: 1px solid var(--c-border);
border-radius: var(--r-sm);
cursor: pointer;
transition: border-color var(--t);
flex-shrink: 0;
}
.nav__hamburger:hover {
border-color: var(--c-dark);
}
.nav__hamburger-line {
display: block;
width: 18px; height: 2px;
background-color: var(--c-dark);
border-radius: 1px;
transition: transform var(--t), opacity var(--t);
transform-origin: center;
} .nav__hamburger[aria-expanded="true"] .nav__hamburger-line:nth-child(1) {
transform: translateY(7px) rotate(45deg);
}
.nav__hamburger[aria-expanded="true"] .nav__hamburger-line:nth-child(2) {
opacity: 0;
transform: scaleX(0);
}
.nav__hamburger[aria-expanded="true"] .nav__hamburger-line:nth-child(3) {
transform: translateY(-7px) rotate(-45deg);
} .mobile-menu {
position: fixed;
inset: 0;
top: var(--nav-h);
z-index: 99;
background-color: var(--c-white);
transform: translateX(100%);
transition: transform var(--t-med);
overflow-y: auto;
-webkit-overflow-scrolling: touch;
border-top: 1px solid var(--c-border);
}
.mobile-menu--open {
transform: translateX(0);
}
.mobile-menu__inner {
display: flex;
flex-direction: column;
gap: 0;
padding: 1.5rem var(--pad-x) 2.5rem;
}
.mobile-menu__links {
list-style: none;
display: flex;
flex-direction: column;
margin-bottom: 2rem;
}
.mobile-menu__link {
display: flex;
align-items: center;
justify-content: space-between;
width: 100%;
padding: 1rem 0;
font-family: var(--f-ui);
font-size: var(--text-lg);
font-weight: 400;
color: var(--c-text-2);
text-decoration: none;
border-bottom: 1px solid var(--c-border);
background: none;
border-top: none;
border-left: none;
border-right: none;
cursor: pointer;
transition: color var(--t);
}
.mobile-menu__link--active {
font-weight: 700;
color: var(--c-dark);
}
.mobile-menu__link:hover { color: var(--c-dark); }
.mobile-menu__chevron {
transition: transform var(--t);
flex-shrink: 0;
}
.mobile-menu__dropdown-toggle[aria-expanded="true"] .mobile-menu__chevron {
transform: rotate(180deg);
}
.mobile-menu__dropdown {
list-style: none;
padding: 0.5rem 0 0.5rem 1rem;
display: flex;
flex-direction: column;
gap: 0;
}
.mobile-menu__dropdown-link {
display: block;
padding: 0.75rem 0;
font-family: var(--f-ui);
font-size: var(--text-base);
color: var(--c-text-2);
text-decoration: none;
border-bottom: 1px solid var(--c-border);
transition: color var(--t);
}
.mobile-menu__dropdown-link:hover { color: var(--c-dark); } .mobile-menu__inner .nav__lang-switcher {
margin-bottom: 1.5rem;
}
.mobile-menu__inner .nav__lang-link {
font-size: var(--text-base);
}
.mobile-menu__cta {
align-self: flex-start;
margin-top: 0.5rem;
}  .mobile-menu__links > .menu-item:not(.menu-item-has-children) > a {
display: block;
width: 100%;
padding: 1rem 0;
font-family: var(--f-ui);
font-size: var(--text-lg);
font-weight: 400;
color: var(--c-text-2);
text-decoration: none;
border-bottom: 1px solid var(--c-border);
transition: color var(--t);
}
.mobile-menu__links > .menu-item:not(.menu-item-has-children) > a:hover {
color: var(--c-dark);
} .mobile-menu__links > .menu-item-has-children {
display: flex;
flex-wrap: wrap; align-items: center;
border-bottom: 1px solid var(--c-border);
}
.mobile-menu__links > .menu-item-has-children > a {
flex: 1;
padding: 1rem 0;
font-family: var(--f-ui);
font-size: var(--text-lg);
font-weight: 400;
color: var(--c-text-2);
text-decoration: none;
transition: color var(--t); }
.mobile-menu__links > .menu-item-has-children > a:hover {
color: var(--c-dark);
} .mobile-menu__dropdown-toggle {
display: flex;
align-items: center;
justify-content: center;
padding: 0.5rem;
background: none;
border: none;
cursor: pointer;
color: var(--c-text-2);
transition: color var(--t);
flex-shrink: 0;
}
.mobile-menu__dropdown-toggle:hover,
.mobile-menu__dropdown-toggle:focus-visible {
color: var(--c-dark);
}
.mobile-menu__chevron {
transition: transform var(--t);
}
.mobile-menu__dropdown-toggle[aria-expanded="true"] .mobile-menu__chevron {
transform: rotate(180deg);
} .mobile-menu__links .sub-menu {
flex-basis: 100%;
list-style: none;
padding: 0.5rem 0 0.5rem 1rem;
display: flex;
flex-direction: column;
}
.mobile-menu__links .sub-menu .menu-item a {
display: block;
padding: 0.75rem 0;
font-family: var(--f-ui);
font-size: var(--text-base);
color: var(--c-text-2);
text-decoration: none;
border-bottom: 1px solid var(--c-border);
transition: color var(--t);
}
.mobile-menu__links .sub-menu .menu-item a:hover { color: var(--c-dark); }
.mobile-menu__links > .current-menu-item > a,
.mobile-menu__links > .current-page-ancestor > a {
font-weight: 700;
color: var(--c-dark);
}  @media (max-width: 1399px) {
.nav__links,
.nav__cta,
.nav__right > .nav__lang-switcher {
display: none;
}
.nav__hamburger {
display: flex;
}
.nav__right {
gap: 1rem;
}
}