```css
/* =========================================
   DEVORBIT — NAVIGATION
========================================= */

.site-header {
    position: fixed;

    top: 0;
    left: 0;

    width: 100%;

    z-index: 5000;

    padding: 22px 32px;

    transition:
        padding 500ms var(--ease);
}


.site-header.scrolled {
    padding-top: 14px;
    padding-bottom: 14px;
}


/* =========================================
   NAVBAR
========================================= */

.navbar {
    width: min(100%, var(--container));

    min-height: 54px;

    margin-inline: auto;

    display: flex;
    align-items: center;

    gap: 28px;

    padding: 0 4px;

    border: 1px solid transparent;

    transition:
        background-color 500ms ease,
        border-color 500ms ease,
        backdrop-filter 500ms ease;
}


.site-header.scrolled .navbar {
    padding-inline: 18px;

    border-color: var(--border);

    background: color-mix(
        in srgb,
        var(--bg) 72%,
        transparent
    );

    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);

    border-radius: 999px;
}


/* =========================================
   LIGHT THEME — SCROLLED NAVBAR
========================================= */

body.light-theme .site-header.scrolled .navbar {
    background: rgba(255, 255, 255, 0.72);
}


/* =========================================
   DEVORBIT LOGO
========================================= */

.logo {
    position: relative;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    flex: 0 0 58px;

    width: 58px;
    height: 58px;

    overflow: hidden;

    border-radius: 14px;

    isolation: isolate;

    transition:
        transform 600ms var(--ease),
        opacity 300ms ease;
}


.logo-image {
    position: absolute;

    inset: 0;

    width: 100%;
    height: 100%;

    display: block;

    object-fit: contain;

    border-radius: inherit;

    transition:
        opacity 400ms var(--ease),
        transform 600ms var(--ease);
}


/* -----------------------------------------
   DARK THEME
   White Logo2
----------------------------------------- */

.logo-image-light {
    opacity: 1;
    visibility: visible;
}


.logo-image-dark {
    opacity: 0;
    visibility: hidden;

    transform: scale(0.92);
}


/* -----------------------------------------
   LIGHT THEME
   Dark Logo3
----------------------------------------- */

body.light-theme .logo-image-light {
    opacity: 0;
    visibility: hidden;

    transform: scale(0.92);
}


body.light-theme .logo-image-dark {
    opacity: 1;
    visibility: visible;

    transform: scale(1);
}


/* -----------------------------------------
   Hover
----------------------------------------- */

.logo:hover {
    transform: translateY(-1px) scale(1.03);
}


.logo:hover .logo-image {
    transform: scale(1.04);
}


/* -----------------------------------------
   Accessibility
----------------------------------------- */

.logo:focus-visible {
    outline: 1px solid var(--border-strong);

    outline-offset: 5px;

    border-radius: 14px;
}


/* =========================================
   NAV LINKS
========================================= */

.nav-links {
    display: flex;
    align-items: center;

    gap: 30px;

    margin-left: auto;
}


.nav-links a {
    position: relative;

    display: inline-flex;
    align-items: center;
    gap: 7px;

    color: var(--text-secondary);

    font-size: 12px;
    font-weight: 500;

    transition:
        color var(--transition-fast);
}


.nav-links a span {
    color: var(--text-muted);

    font-size: 8px;

    opacity: 0;

    transform: translateY(4px);

    transition:
        opacity var(--transition-fast),
        transform var(--transition-fast);
}


.nav-links a::after {
    content: "";

    position: absolute;

    left: 0;
    bottom: -7px;

    width: 100%;
    height: 1px;

    background: var(--text);

    transform: scaleX(0);

    transform-origin: right;

    transition:
        transform 500ms var(--ease);
}


.nav-links a:hover {
    color: var(--text);
}


.nav-links a:hover span {
    opacity: 1;
    transform: translateY(0);
}


.nav-links a:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}


/* =========================================
   ACTIONS
========================================= */

.nav-actions {
    display: flex;
    align-items: center;

    gap: 10px;
}


.theme-toggle {
    width: 38px;
    height: 38px;

    display: grid;
    place-items: center;

    border: 1px solid var(--border);

    border-radius: 50%;

    color: var(--text-secondary);

    background: transparent;

    cursor: pointer;

    transition:
        color var(--transition-fast),
        border-color var(--transition-fast),
        background-color var(--transition-fast),
        transform 500ms var(--ease);
}


.theme-toggle:hover {
    color: var(--text);

    border-color: var(--border-strong);

    background: var(--surface);

    transform: rotate(25deg);
}


.theme-icon {
    font-size: 14px;

    line-height: 1;
}
/* =========================================
   MOBILE MENU BACK BUTTON
========================================= */

.mobile-menu-back {
    display: inline-flex;

    align-items: center;

    gap: 9px;

    width: fit-content;

    margin-bottom: 28px;

    padding: 8px 0;

    border: 0;

    background: transparent;

    color: var(--text-secondary);

    font-family: inherit;

    font-size: 11px;

    font-weight: 500;

    letter-spacing: 0.04em;

    cursor: pointer;

    opacity: 0;

    transform: translateY(10px);

    transition:
        color 300ms ease,
        opacity 600ms var(--ease),
        transform 600ms var(--ease);
}

.mobile-menu.open .mobile-menu-back {
    opacity: 1;

    transform: translateY(0);

    transition-delay: 60ms;
}

.mobile-menu-back:hover {
    color: var(--text);
}

.mobile-menu-back-arrow {
    display: inline-block;

    font-size: 17px;

    line-height: 1;

    transition:
        transform 300ms var(--ease);
}

.mobile-menu-back:hover .mobile-menu-back-arrow {
    transform: translateX(-4px);
}


/* =========================================
   NAV CTA
========================================= */

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;

    min-height: 38px;

    padding: 0 15px;

    border: 1px solid var(--border);

    border-radius: 999px;

    font-size: 11px;
    font-weight: 600;

    transition:
        background-color var(--transition),
        border-color var(--transition),
        transform var(--transition),
        color var(--transition);
}


.nav-cta:hover {
    background: var(--surface);

    border-color: var(--border-strong);

    color: var(--text);

    transform: translateY(-2px);
}


.nav-cta-arrow {
    transition:
        transform 400ms var(--ease);
}


.nav-cta:hover .nav-cta-arrow {
    transform: translate(2px, -2px);
}


/* =========================================
   MENU TOGGLE
========================================= */

.menu-toggle {
    display: none;

    width: 40px;
    height: 40px;

    align-items: center;
    justify-content: center;

    flex-direction: column;

    gap: 5px;

    padding: 0;

    border: 1px solid var(--border);

    border-radius: 50%;

    background: transparent;

    color: var(--text);

    cursor: pointer;

    transition:
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        transform var(--transition-fast);
}


.menu-toggle:hover {
    background: var(--surface);

    border-color: var(--border-strong);
}


/* -----------------------------------------
   HAMBURGER LINES
----------------------------------------- */

.menu-toggle span {
    display: block;

    width: 16px;
    height: 1px;

    background: var(--text);

    transition:
        transform 400ms var(--ease),
        opacity 300ms var(--ease),
        background-color var(--transition-fast);
}


/* -----------------------------------------
   HAMBURGER → X
----------------------------------------- */

.menu-toggle.active span:first-child {
    transform:
        translateY(3px)
        rotate(45deg);
}


.menu-toggle.active span:last-child {
    transform:
        translateY(-3px)
        rotate(-45deg);
}


/* =========================================
   MOBILE MENU
========================================= */

.mobile-menu {
    position: fixed;

    inset: 0;

    z-index: 4990;

    display: block;

    background: var(--bg);

    color: var(--text);

    opacity: 0;

    visibility: hidden;

    pointer-events: none;

    transform: translateY(-18px);

    transition:
        opacity 500ms var(--ease),
        visibility 500ms var(--ease),
        transform 500ms var(--ease),
        background-color 500ms ease,
        color 500ms ease;
}


/* =========================================
   MOBILE MENU — OPEN
========================================= */

.mobile-menu.open {
    opacity: 1;

    visibility: visible;

    pointer-events: auto;

    transform: translateY(0);
}


/* =========================================
   MOBILE MENU INNER
========================================= */

.mobile-menu-inner {
    height: 100%;

    display: flex;
    flex-direction: column;

    justify-content: center;

    padding:
        100px 24px 40px;
}


/* =========================================
   MOBILE MENU LABEL
========================================= */

.mobile-menu-label {
    margin-bottom: 30px;

    color: var(--text-muted);

    font-size: 10px;
    font-weight: 600;

    letter-spacing: 0.15em;

    text-transform: uppercase;
}


/* =========================================
   MOBILE MENU LINKS
========================================= */

.mobile-menu-inner > a {
    display: flex;

    align-items: baseline;

    gap: 15px;

    padding: 16px 0;

    border-bottom:
        1px solid
        var(--border);

    color: var(--text);

    font-size:
        clamp(
            2.3rem,
            9vw,
            4rem
        );

    font-weight: 500;

    line-height: 1;

    letter-spacing: -0.05em;

    text-decoration: none;

    transform:
        translateY(20px);

    opacity: 0;

    transition:
        opacity 500ms var(--ease),
        transform 500ms var(--ease),
        color var(--transition-fast),
        border-color var(--transition-fast);
}


/* =========================================
   MOBILE MENU LINKS — OPEN
========================================= */

.mobile-menu.open .mobile-menu-inner > a {
    opacity: 1;

    transform:
        translateY(0);
}


/* =========================================
   MOBILE MENU LINK DELAYS
========================================= */

.mobile-menu-inner > a:nth-of-type(1) {
    transition-delay: 80ms;
}


.mobile-menu-inner > a:nth-of-type(2) {
    transition-delay: 130ms;
}


.mobile-menu-inner > a:nth-of-type(3) {
    transition-delay: 180ms;
}


.mobile-menu-inner > a:nth-of-type(4) {
    transition-delay: 230ms;
}


.mobile-menu-inner > a:nth-of-type(5) {
    transition-delay: 280ms;
}


/* =========================================
   MOBILE MENU LINK NUMBER / LABEL
========================================= */

.mobile-menu-inner > a span {
    color: var(--text-muted);

    font-size: 10px;

    letter-spacing: 0;
}


/* =========================================
   MOBILE MENU FOOTER
========================================= */

.mobile-menu-footer {
    display: flex;

    justify-content: space-between;

    margin-top: auto;

    padding-top: 30px;

    color: var(--text-muted);

    font-size: 10px;
}


/* =========================================
   MENU OPEN — LOCK PAGE SCROLL
========================================= */

html.menu-open,
body.menu-open {
    overflow: hidden;
}


/* =========================================
   MOBILE MENU — LIGHT THEME
========================================= */

body.light-theme .mobile-menu {
    background: var(--bg);

    color: var(--text);
}


/* =========================================
   ACCESSIBILITY
===================================
```
/* =========================================
   DEVORBIT — NAVBAR
========================================= */


/* =========================================
   HEADER
========================================= */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;

    z-index: 5000;

    padding: 22px 40px;

    color: var(--text);

    transition:
        padding 500ms var(--ease),
        background-color 500ms ease,
        color 500ms ease,
        border-color 500ms ease;
}


/* =========================================
   NAVBAR
========================================= */

.navbar {
    width: min(100%, var(--container));

    margin: 0 auto;

    display: flex;
    align-items: center;
    justify-content: space-between;

    transition:
        background-color 500ms ease,
        border-color 500ms ease,
        box-shadow 500ms ease;
}


/* =========================================
   SCROLLED HEADER
========================================= */

.site-header.scrolled {
    padding-top: 14px;
    padding-bottom: 14px;
}

.site-header.scrolled .navbar {
    padding: 10px 14px;

    border: 1px solid var(--border);

    border-radius: 16px;

    background: color-mix(
        in srgb,
        var(--bg) 82%,
        transparent
    );

    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);

    box-shadow:
        0 15px 50px rgba(0, 0, 0, 0.08);
}


/* =========================================
   LOGO
========================================= */

.logo {
    position: relative;

    display: flex;
    align-items: center;
    justify-content: center;

    width: 48px;
    height: 48px;

    flex-shrink: 0;

    overflow: hidden;

    border-radius: 12px;

    text-decoration: none;

    transition:
        transform 300ms var(--ease),
        opacity 300ms ease;
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-image {
    position: absolute;

    inset: 0;

    width: 100%;
    height: 100%;

    object-fit: cover;

    border-radius: inherit;

    transition:
        opacity 400ms ease,
        transform 400ms var(--ease);
}


/* Dark theme logo */

.logo-image-light {
    opacity: 1;
}

.logo-image-dark {
    opacity: 0;
}


/* Light theme logo */

body.light-theme .logo-image-light {
    opacity: 0;
}

body.light-theme .logo-image-dark {
    opacity: 1;
}


/* =========================================
   NAV LINKS
========================================= */

.nav-links {
    display: flex;
    align-items: center;

    gap: 34px;

    margin-left: auto;
    margin-right: 36px;
}

.nav-link {
    position: relative;

    display: inline-flex;
    align-items: center;

    color: var(--text-secondary);

    font-size: 13px;
    font-weight: 500;

    text-decoration: none;

    white-space: nowrap;

    transition:
        color 300ms ease,
        transform 300ms var(--ease);
}

.nav-link::after {
    content: "";

    position: absolute;

    left: 0;
    bottom: -7px;

    width: 100%;
    height: 1px;

    background: var(--text);

    transform: scaleX(0);
    transform-origin: right;

    transition:
        transform 350ms var(--ease);
}

.nav-link:hover {
    color: var(--text);

    transform: translateY(-1px);
}

.nav-link:hover::after {
    transform: scaleX(1);

    transform-origin: left;
}


/* =========================================
   NAV ACTIONS
========================================= */

.nav-actions {
    display: flex;
    align-items: center;

    gap: 12px;

    flex-shrink: 0;
}


/* =========================================
   THEME TOGGLE
========================================= */

.theme-toggle {
    display: flex;

    width: 42px;
    height: 42px;

    padding: 0;

    align-items: center;
    justify-content: center;

    flex-shrink: 0;

    border: 1px solid var(--border);

    border-radius: 50%;

    background: transparent;

    color: var(--text);

    cursor: pointer;

    transition:
        background-color 300ms ease,
        border-color 300ms ease,
        transform 350ms var(--ease),
        color 300ms ease;
}

.theme-toggle:hover {
    background: var(--surface-2);

    border-color: var(--border-strong);

    transform: rotate(12deg);
}

.theme-toggle.theme-changing {
    transform: rotate(180deg);
}

.theme-icon {
    display: block;

    font-size: 17px;
    line-height: 1;

    transition:
        transform 400ms var(--ease),
        opacity 250ms ease;
}


/* =========================================
   NAV CTA
========================================= */

.nav-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 42px;

    padding: 0 18px;

    border: 1px solid var(--border-strong);

    border-radius: 999px;

    background: var(--text);

    color: var(--bg);

    font-size: 12px;
    font-weight: 600;

    text-decoration: none;

    white-space: nowrap;

    transition:
        transform 300ms var(--ease),
        background-color 300ms ease,
        color 300ms ease,
        border-color 300ms ease;
}

.nav-cta:hover {
    transform: translateY(-2px);

    background: var(--brand-blue);

    border-color: var(--brand-blue);

    color: #ffffff;
}


/* =========================================
   MENU TOGGLE
========================================= */

.menu-toggle {
    display: none;

    position: relative;

    width: 42px;
    height: 42px;

    padding: 0;

    border: 1px solid var(--border);

    border-radius: 50%;

    background: transparent;

    color: var(--text);

    cursor: pointer;

    align-items: center;
    justify-content: center;

    flex-shrink: 0;

    transition:
        background-color 300ms ease,
        border-color 300ms ease,
        transform 300ms var(--ease);
}

.menu-toggle:hover {
    background: var(--surface-2);

    border-color: var(--border-strong);
}


/* Hamburger lines */

.menu-toggle span {
    position: absolute;

    left: 50%;

    width: 15px;
    height: 1.5px;

    border-radius: 2px;

    background: currentColor;

    transform-origin: center;

    transition:
        transform 350ms var(--ease),
        opacity 250ms ease,
        width 300ms ease;
}


/* Normal hamburger */

.menu-toggle span:first-child {
    transform: translate(-50%, -3px);
}

.menu-toggle span:last-child {
    transform: translate(-50%, 3px);
}


/* =========================================
   ACTIVE MENU BUTTON — X / CLOSE
========================================= */

.menu-toggle.active {
    background: var(--surface);

    border-color: var(--border-strong);
}

.menu-toggle.active span:first-child {
    transform: translate(-50%, 0) rotate(45deg);
}

.menu-toggle.active span:last-child {
    transform: translate(-50%, 0) rotate(-45deg);
}


/* =========================================
   MOBILE MENU
========================================= */

.mobile-menu {
    position: fixed;

    inset: 0;

    z-index: 4990;

    display: block;

    background: var(--bg);

    color: var(--text);

    opacity: 0;

    visibility: hidden;

    pointer-events: none;

    transform: translateY(-18px);

    transition:
        opacity 500ms var(--ease),
        visibility 500ms var(--ease),
        transform 500ms var(--ease),
        background-color 500ms ease,
        color 500ms ease;
}


/* Open state */

.mobile-menu.open {
    opacity: 1;

    visibility: visible;

    pointer-events: auto;

    transform: translateY(0);
}


/* =========================================
   MOBILE MENU INNER
========================================= */

.mobile-menu-inner {
    width: min(
        calc(100% - 40px),
        var(--container)
    );

    min-height: 100%;

    margin: 0 auto;

    padding-top: 130px;
    padding-bottom: 60px;

    display: flex;

    flex-direction: column;

    justify-content: center;

    gap: 10px;
}


/* =========================================
   MOBILE MENU LINKS
========================================= */

.mobile-menu-inner > a {
    position: relative;

    display: flex;
    align-items: center;

    min-height: 64px;

    padding: 0 4px;

    border-bottom: 1px solid var(--border);

    color: var(--text);

    font-size: clamp(
        28px,
        8vw,
        48px
    );

    font-weight: 500;

    letter-spacing: -0.04em;

    text-decoration: none;

    opacity: 0;

    transform: translateY(25px);

    transition:
        color 300ms ease,
        opacity 600ms var(--ease),
        transform 600ms var(--ease),
        border-color 300ms ease;
}


/* Staggered entrance */

.mobile-menu.open .mobile-menu-inner > a {
    opacity: 1;

    transform: translateY(0);
}

.mobile-menu.open .mobile-menu-inner > a:nth-child(1) {
    transition-delay: 80ms;
}

.mobile-menu.open .mobile-menu-inner > a:nth-child(2) {
    transition-delay: 140ms;
}

.mobile-menu.open .mobile-menu-inner > a:nth-child(3) {
    transition-delay: 200ms;
}

.mobile-menu.open .mobile-menu-inner > a:nth-child(4) {
    transition-delay: 260ms;
}

.mobile-menu.open .mobile-menu-inner > a:nth-child(5) {
    transition-delay: 320ms;
}


/* Hover */

.mobile-menu-inner > a:hover {
    color: var(--brand-blue);

    border-color: var(--brand-blue);

    padding-left: 10px;
}


/* =========================================
   MOBILE MENU CTA
========================================= */

.mobile-menu-inner .mobile-menu-cta {
    display: flex;

    align-items: center;
    justify-content: center;

    min-height: 54px;

    margin-top: 24px;

    padding: 0 24px;

    border: 1px solid var(--border-strong);

    border-radius: 999px;

    background: var(--text);

    color: var(--bg);

    font-size: 14px;

    font-weight: 600;

    text-decoration: none;

    transition:
        background-color 300ms ease,
        color 300ms ease,
        border-color 300ms ease,
        transform 300ms var(--ease);
}

.mobile-menu-inner .mobile-menu-cta:hover {
    background: var(--brand-blue);

    border-color: var(--brand-blue);

    color: #ffffff;

    transform: translateY(-2px);
}


/* =========================================
   BODY SCROLL LOCK
========================================= */

html.menu-open,
body.menu-open {
    overflow: hidden;
}


/* =========================================
   TABLET / MOBILE NAV
========================================= */

@media (max-width: 900px) {

    .site-header {
        padding-left: 24px;
        padding-right: 24px;
    }

    .site-header.scrolled {
        padding-top: 12px;
        padding-bottom: 12px;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .nav-actions {
        margin-left: auto;

        display: flex;

        align-items: center;

        justify-content: flex-end;

        gap: 10px;
    }

    .theme-toggle {
        display: flex;

        width: 40px;
        height: 40px;

        flex-shrink: 0;

        align-items: center;
        justify-content: center;
    }

    .menu-toggle {
        display: flex;

        width: 42px;
        height: 42px;

        margin-left: 0;

        flex-shrink: 0;

        align-items: center;
        justify-content: center;
    }

    .navbar {
        width: 100%;
    }
}


/* =========================================
   SMALL MOBILE
========================================= */

@media (max-width: 600px) {

    .site-header {
        padding-left: 20px;
        padding-right: 20px;
    }

    .site-header.scrolled {
        padding-top: 10px;
        padding-bottom: 10px;
    }

    .navbar {
        width: 100%;
    }

    .logo {
        width: 44px;
        height: 44px;

        border-radius: 11px;
    }

    .nav-actions {
        margin-left: auto;

        display: flex;

        align-items: center;

        justify-content: flex-end;

        gap: 8px;
    }

    .theme-toggle {
        display: flex;

        width: 38px;
        height: 38px;

        flex-shrink: 0;

        align-items: center;
        justify-content: center;
    }

    .menu-toggle {
        display: flex;

        width: 40px;
        height: 40px;

        margin-left: 0;

        flex-shrink: 0;

        align-items: center;
        justify-content: center;
    }

    .mobile-menu-inner {
        width: calc(100% - 40px);

        padding-top: 115px;
        padding-bottom: 40px;
    }

    .mobile-menu-inner > a {
        min-height: 58px;

        font-size: clamp(
            27px,
            9vw,
            40px
        );
    }
}


/* =========================================
   VERY SMALL DEVICES
========================================= */

@media (max-width: 380px) {

    .site-header {
        padding-left: 16px;
        padding-right: 16px;
    }

    .logo {
        width: 42px;
        height: 42px;
    }

    .nav-actions {
        gap: 6px;
    }

    .theme-toggle {
        width: 36px;
        height: 36px;
    }

    .menu-toggle {
        width: 38px;
        height: 38px;
    }

    .mobile-menu-inner {
        width: calc(100% - 32px);

        padding-top: 105px;
    }

    .mobile-menu-inner > a {
        font-size: 28px;
    }
}


/* =========================================
   REDUCED MOTION
========================================= */

@media (prefers-reduced-motion: reduce) {

    .mobile-menu,
    .mobile-menu-inner > a,
    .menu-toggle,
    .menu-toggle span,
    .nav-link,
    .nav-link::after,
    .theme-toggle,
    .nav-cta {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }
}