.site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    background: rgba(11, 14, 14, 0.86);
    color: #dfe3e3;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.site-header a {
    text-decoration: none;
}

.site-nav-shell {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0.85rem 1.5rem;
}

.site-brand {
    display: inline-flex;
    align-items: center;
    min-width: 0;
}

.site-brand img {
    width: auto;
    height: 2rem;
    filter: brightness(0) invert(1);
}

.site-desktop-nav {
    display: none;
    align-items: center;
    gap: 0.35rem;
    color: #9ca8a8;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
}

.site-nav-link,
.site-nav-trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    min-height: 2.5rem;
    border-radius: 999px;
    padding: 0 0.9rem;
    color: #aeb8b8;
    transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}

.site-nav-link:hover,
.site-nav-link:focus-visible,
.site-nav-trigger:hover,
.site-nav-trigger:focus-visible,
.site-nav-link[aria-current="page"] {
    background: rgba(69, 222, 231, 0.09);
    color: #ffffff;
    outline: none;
}

.site-nav-link[aria-current="page"] {
    color: #6bf6ff;
}

.site-nav-group {
    position: relative;
}

.site-nav-group summary {
    list-style: none;
    cursor: pointer;
}

.site-nav-group summary::-webkit-details-marker,
.site-mobile-nav summary::-webkit-details-marker {
    display: none;
}

.site-nav-trigger::after {
    content: "";
    width: 0.42rem;
    height: 0.42rem;
    margin-top: -0.18rem;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
    opacity: 0.8;
}

.site-nav-group[open] .site-nav-trigger {
    background: rgba(69, 222, 231, 0.1);
    color: #ffffff;
}

.site-nav-group[open] .site-nav-trigger::after {
    margin-top: 0.12rem;
    transform: rotate(225deg);
}

.site-nav-panel {
    position: absolute;
    top: calc(100% + 0.7rem);
    left: 50%;
    display: grid;
    width: min(760px, calc(100vw - 2rem));
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.45rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    padding: 0.65rem;
    background: rgba(12, 18, 18, 0.96);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.38);
    transform: translateX(-50%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.site-nav-group:last-of-type .site-nav-panel {
    left: auto;
    right: 0;
    transform: none;
}

.site-nav-card {
    display: block;
    min-width: 0;
    border: 1px solid transparent;
    border-radius: 0.5rem;
    padding: 0.8rem 0.85rem;
    color: #dfe3e3;
    transition: background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.site-nav-card:hover,
.site-nav-card:focus-visible,
.site-nav-card[aria-current="page"] {
    border-color: rgba(69, 222, 231, 0.22);
    background: rgba(69, 222, 231, 0.08);
    outline: none;
}

.site-nav-card:hover {
    transform: translateY(-1px);
}

.site-nav-card strong {
    display: block;
    color: #ffffff;
    font-size: 0.95rem;
    line-height: 1.25;
}

.site-nav-card span {
    display: block;
    margin-top: 0.22rem;
    color: #899696;
    font-family: "Manrope", sans-serif;
    font-size: 0.76rem;
    font-weight: 500;
    line-height: 1.35;
}

.site-nav-card[aria-current="page"] strong {
    color: #6bf6ff;
}

.site-nav-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.site-lang-link {
    display: none;
    align-items: center;
    justify-content: center;
    min-height: 2.25rem;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0 0.75rem;
    color: #aeb8b8;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.78rem;
    font-weight: 700;
    transition: border-color 180ms ease, color 180ms ease, background 180ms ease;
}

.site-lang-link:hover,
.site-lang-link:focus-visible {
    border-color: rgba(69, 222, 231, 0.4);
    background: rgba(69, 222, 231, 0.06);
    color: #ffffff;
    outline: none;
}

.site-cta {
    display: none;
    align-items: center;
    justify-content: center;
    min-height: 2.5rem;
    border-radius: 999px;
    padding: 0 1.05rem;
    background: #45dee7;
    color: #003739;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.85rem;
    font-weight: 800;
    white-space: nowrap;
    transition: box-shadow 180ms ease, transform 180ms ease;
}

.site-cta:hover,
.site-cta:focus-visible {
    color: #003739;
    box-shadow: 0 0 24px rgba(69, 222, 231, 0.36);
    outline: none;
}

.site-cta:active {
    transform: scale(0.98);
}

.site-mobile-nav {
    position: relative;
}

.site-mobile-toggle {
    display: inline-grid;
    width: 2.65rem;
    height: 2.65rem;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.03);
    color: #ffffff;
    cursor: pointer;
}

.site-mobile-toggle span,
.site-mobile-toggle span::before,
.site-mobile-toggle span::after {
    display: block;
    width: 1.1rem;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
    content: "";
    transition: transform 180ms ease, opacity 180ms ease;
}

.site-mobile-toggle span::before {
    transform: translateY(-0.38rem);
}

.site-mobile-toggle span::after {
    transform: translateY(0.26rem);
}

.site-mobile-nav[open] .site-mobile-toggle span {
    transform: rotate(45deg);
}

.site-mobile-nav[open] .site-mobile-toggle span::before {
    opacity: 0;
}

.site-mobile-nav[open] .site-mobile-toggle span::after {
    transform: translateY(-0.12rem) rotate(90deg);
}

.site-mobile-panel {
    position: fixed;
    top: 4.45rem;
    right: 1rem;
    left: 1rem;
    max-height: calc(100vh - 6rem);
    overflow-y: auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    padding: 0.8rem;
    background: rgba(12, 18, 18, 0.98);
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.site-mobile-section {
    padding: 0.45rem 0.35rem 0.7rem;
}

.site-mobile-section + .site-mobile-section {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-mobile-section-title {
    display: block;
    padding: 0.45rem 0.3rem;
    color: #6bf6ff;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.site-mobile-panel a {
    display: block;
    border-radius: 0.5rem;
    padding: 0.72rem 0.8rem;
    color: #dfe3e3;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
}

.site-mobile-panel a:hover,
.site-mobile-panel a:focus-visible,
.site-mobile-panel a[aria-current="page"] {
    background: rgba(69, 222, 231, 0.08);
    color: #ffffff;
    outline: none;
}

.site-mobile-panel a[aria-current="page"] {
    color: #6bf6ff;
}

.site-mobile-panel .site-mobile-cta {
    margin-top: 0.55rem;
    background: #45dee7;
    color: #003739;
    text-align: center;
}

@media (min-width: 768px) {
    .site-nav-shell {
        padding-inline: 2rem;
    }

    .site-lang-link,
    .site-cta {
        display: inline-flex;
    }
}

@media (min-width: 1024px) {
    .site-desktop-nav {
        display: flex;
    }

    .site-mobile-nav {
        display: none;
    }
}

@media (min-width: 1280px) {
    .site-nav-shell {
        padding-inline: 2.5rem;
    }

    .site-desktop-nav {
        gap: 0.5rem;
    }
}