/*
|--------------------------------------------------------------------------
| Site Header
|--------------------------------------------------------------------------
*/

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: var(--z-header, 1000);
    width: 100%;
    border-bottom: 1px solid transparent;
    background: transparent;
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base),
        backdrop-filter var(--transition-base),
        transform var(--transition-base);
}

.site-header.scrolled,
.site-header.is-scrolled {
    border-bottom-color: rgba(255, 255, 255, 0.08);
    background: rgba(5, 17, 38, 0.88);
    box-shadow: 0 14px 38px rgba(0, 0, 0, 0.18);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

/*
|--------------------------------------------------------------------------
| Navigation Bar
|--------------------------------------------------------------------------
*/

.navbar {
    display: flex;
    min-height: 88px;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    transition: min-height var(--transition-base);
}

.site-header.scrolled .navbar,
.site-header.is-scrolled .navbar {
    min-height: 76px;
}

/*
|--------------------------------------------------------------------------
| Image Logo
|--------------------------------------------------------------------------
*/

.brand {
    display: inline-flex;
    min-width: 0;
    align-items: center;
    flex-shrink: 0;
    border-radius: 8px;
    cursor: pointer;
}

.brand:focus-visible {
    outline: 3px solid var(--color-secondary);
    outline-offset: 6px;
}

.brand-logo {
    display: block;
    width: auto;
    max-width: 185px;
    height: 90px;
    object-fit: contain;
    object-position: left center;
    transition:
        height var(--transition-base),
        max-width var(--transition-base),
        opacity var(--transition-base);
}

.site-header.scrolled .brand-logo,
.site-header.is-scrolled .brand-logo {
    max-width: 170px;
    height: 52px;
}

/*
|--------------------------------------------------------------------------
| Desktop Navigation
|--------------------------------------------------------------------------
*/

.nav-wrapper {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 28px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 27px;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    position: relative;
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    color: rgba(255, 255, 255, 0.88);
    font-weight: 600;
    transition:
        color var(--transition-base),
        transform var(--transition-base);
}

.nav-menu a:hover,
.nav-menu a.active,
.nav-menu a[aria-current="page"] {
    color: var(--color-white);
}

.nav-menu a::after {
    position: absolute;
    right: 50%;
    bottom: 2px;
    left: 50%;
    height: 2px;
    border-radius: var(--radius-pill);
    background: var(--color-accent);
    content: "";
    opacity: 0;
    transition:
        right var(--transition-base),
        left var(--transition-base),
        opacity var(--transition-base);
}

.nav-menu a:hover::after,
.nav-menu a.active::after,
.nav-menu a[aria-current="page"]::after {
    right: 0;
    left: 0;
    opacity: 1;
}

/*
|--------------------------------------------------------------------------
| Mobile Navigation Toggle
|--------------------------------------------------------------------------
*/

.nav-toggle {
    display: none;
    width: 220px;
    height: 220px;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    margin: 5px 0;
    border-radius: var(--radius-pill);
    background: var(--color-white);
    transition:
        opacity var(--transition-base),
        transform var(--transition-base);
}