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

.site-navbar {
    position: fixed;
    top: 0;

    z-index: 9999;

    width: 100%;

    background: rgba(8, 8, 8, 0.92);

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

    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}


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

.navbar-container {
    min-height: 76px;

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

    gap: var(--space-xl);
}


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

.navbar-logo {
    display: inline-flex;
    align-items: center;

    gap: 0.7rem;

    flex-shrink: 0;

    text-decoration: none;
}


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

.navbar-logo-image {
    width: 36px;
    height: 36px;

    display: block;

    flex-shrink: 0;

    object-fit: contain;

    border-radius:
        var(--border-radius-sm);

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


.navbar-logo:hover
.navbar-logo-image {
    transform: scale(1.05);
}


/* =================================
   BRAND NAME
================================= */

.navbar-logo-text {
    color:
        var(--color-text);

    font-size: 0.9rem;

    font-weight:
        var(--weight-black);

    letter-spacing: 0.14em;

    line-height: 1;

    white-space: nowrap;

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


.navbar-logo:hover
.navbar-logo-text {
    color:
        var(--color-primary);
}


/* =================================
   DESKTOP NAVIGATION
================================= */

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

    gap: 1.5rem;

    margin-left: auto;
}


.navbar-link {
    position: relative;

    padding-block: 0.5rem;

    color:
        var(--color-text-secondary);

    font-size:
        var(--text-sm);

    font-weight:
        var(--weight-medium);

    text-decoration: none;

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


.navbar-link:hover,
.navbar-link.active {
    color:
        var(--color-text);
}


/* =================================
   UNDERLINE
================================= */

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

    position: absolute;

    left: 0;
    bottom: 0;

    width: 0;
    height: 1px;

    background:
        var(--color-primary);

    transition:
        width var(--transition-normal);
}


.navbar-link:hover::after,
.navbar-link.active::after {
    width: 100%;
}


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

.navbar-cta {
    flex-shrink: 0;

    min-height: 42px;

    padding-inline: 1rem;

    font-size: 0.8rem;
}


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

.navbar-menu-toggle {
    display: none;

    width: 42px;
    height: 42px;

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

    flex-direction: column;

    gap: 5px;

    background:
        transparent;

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

    border-radius:
        var(--border-radius-md);

    cursor: pointer;

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


.navbar-menu-toggle:hover {
    border-color:
        var(--color-primary);

    background:
        rgba(255, 255, 255, 0.03);
}


.navbar-menu-toggle span {
    display: block;

    width: 18px;
    height: 2px;

    background:
        var(--color-text);

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


/* =================================
   MOBILE NAVIGATION
================================= */

.mobile-navigation {
    display: none;

    flex-direction: column;

    padding:
        1rem
        var(--container-padding)
        1.5rem;

    border-top:
        1px solid var(--color-border-light);

    background:
        rgba(8, 8, 8, 0.97);

    box-shadow:
        0 18px 40px
        rgba(0, 0, 0, 0.35);
}


.mobile-nav-link {
    padding: 0.9rem 0;

    color:
        var(--color-text-secondary);

    font-size:
        var(--text-md);

    font-weight:
        var(--weight-medium);

    text-decoration: none;

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

    transition:
        color var(--transition-normal),
        padding-left var(--transition-normal);
}


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

    padding-left:
        0.25rem;
}


.mobile-nav-cta {
    margin-top: 1rem;
}


/* =================================
   MOBILE MENU OPEN STATE
================================= */

.site-navbar.menu-open
.mobile-navigation {
    display: flex;
}


.site-navbar.menu-open
.navbar-menu-toggle
span:nth-child(1) {
    transform:
        translateY(7px)
        rotate(45deg);
}


.site-navbar.menu-open
.navbar-menu-toggle
span:nth-child(2) {
    opacity: 0;
}


.site-navbar.menu-open
.navbar-menu-toggle
span:nth-child(3) {
    transform:
        translateY(-7px)
        rotate(-45deg);
}


/* =================================
   RESPONSIVE
================================= */

@media (max-width: 1050px) {

    .navbar-nav {
        gap: 1rem;
    }


    .navbar-link {
        font-size: 0.8rem;
    }


    .navbar-logo-text {
        font-size: 0.82rem;
        letter-spacing: 0.11em;
    }

}


@media (max-width: 850px) {

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


    .navbar-menu-toggle {
        display: flex;
    }


    .navbar-container {
        min-height: 70px;
    }

}


@media (max-width: 480px) {

    .navbar-logo-image {
        width: 32px;
        height: 32px;
    }


    .navbar-logo-text {
        font-size: 0.78rem;

        letter-spacing: 0.1em;
    }


    .navbar-container {
        gap: 1rem;
    }

}


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

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

    .navbar-link,
    .navbar-link::after,
    .navbar-menu-toggle,
    .navbar-menu-toggle span,
    .mobile-nav-link,
    .navbar-logo-image,
    .navbar-logo-text {
        transition: none;
    }

}