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

.site-header {
    position: relative;
    z-index: 100;

    background: var(--color-white);

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


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

.header-inner {
    min-height: 76px;

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

    gap: 24px;
}


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

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

    flex-shrink: 0;

    width: 150px;
    height: 76px;
}

.site-logo img {
    display: block;

    width: 150px;
    height: 75px;

    object-fit: contain;
}


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

.desktop-navigation {
    display: flex;
    align-items: center;

    gap: 6px;

    margin-left: auto;
}


/* =========================================
   NORMAL NAVIGATION LINKS
========================================= */

.desktop-navigation > a {
    display: inline-flex;
    align-items: center;

    min-height: 44px;

    padding: 0 14px;

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

    color: var(--color-text);

    font-size: 0.9rem;
    font-weight: 600;

    white-space: nowrap;

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

.desktop-navigation > a:hover {
    color: var(--color-primary);

    background: var(--color-surface);
}


/* =========================================
   DROPDOWN CONTAINER
========================================= */

.nav-dropdown {
    position: relative;
}


/* =========================================
   DROPDOWN TRIGGER
========================================= */

.nav-dropdown-toggle {
    min-height: 44px;

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

    gap: 8px;

    padding: 0 14px;

    border: 0;
    border-radius: var(--radius-sm);

    background: transparent;

    color: var(--color-text);

    font-size: 0.9rem;
    font-weight: 600;

    white-space: nowrap;

    cursor: pointer;

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


/* =========================================
   DROPDOWN ARROW
========================================= */

.nav-dropdown-toggle::after {
    content: "";

    width: 6px;
    height: 6px;

    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;

    transform: rotate(45deg);

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


/* =========================================
   TRIGGER HOVER
========================================= */

.nav-dropdown-toggle:hover {
    color: var(--color-primary);

    background: var(--color-surface);
}


/* =========================================
   OPEN TRIGGER
========================================= */

.nav-dropdown.is-open > .nav-dropdown-toggle {
    color: var(--color-primary);

    background: var(--color-surface);
}


/* Rotate main arrow when open */

.nav-dropdown.is-open > .nav-dropdown-toggle::after {
    transform: rotate(225deg);
}


/* =========================================
   FIRST-LEVEL DROPDOWN
========================================= */

.nav-dropdown > .nav-dropdown-menu {
    position: absolute;

    top: 100%;
    left: 0;

    min-width: 230px;

    padding: 8px;

    border: 1px solid var(--border-color);
    border-radius: 18px;

    background: var(--color-white);

    box-shadow:
        0 18px 50px rgba(0, 0, 0, 0.10);

    opacity: 0;
    visibility: hidden;

    transform: translateY(6px);

    pointer-events: none;

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


/* =========================================
   OPEN FIRST-LEVEL DROPDOWN
========================================= */

.nav-dropdown.is-open > .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;

    transform: translateY(0);

    pointer-events: auto;
}


/* =========================================
   DROPDOWN ITEMS
========================================= */

.nav-dropdown-menu a {
    display: flex;
    align-items: center;
    justify-content: space-between;

    width: 100%;

    min-height: 42px;

    padding: 9px 12px;

    border-radius: 10px;

    color: var(--color-text);

    font-size: 0.9rem;
    font-weight: 500;

    white-space: nowrap;

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

.nav-dropdown-menu a:hover {
    color: var(--color-primary);

    background: var(--color-surface);
}


/* =========================================
   NESTED DROPDOWN
========================================= */

.nav-dropdown-menu .nav-dropdown {
    position: relative;

    width: 100%;
}


/* =========================================
   NESTED TRIGGER
========================================= */

.nav-dropdown-menu .nav-dropdown > .nav-dropdown-toggle {
    width: 100%;

    min-height: 42px;

    justify-content: space-between;

    padding: 9px 12px;

    border-radius: 10px;

    font-size: 0.9rem;
}


/* =========================================
   NESTED ARROW
========================================= */

.nav-dropdown-menu
.nav-dropdown
> .nav-dropdown-toggle::after {

    transform: rotate(-45deg);
}


/* Nested arrow when open */

.nav-dropdown-menu
.nav-dropdown.is-open
> .nav-dropdown-toggle::after {

    transform: rotate(45deg);
}


/* =========================================
   NESTED DROPDOWN PANEL
========================================= */

.nav-dropdown-menu
.nav-dropdown
> .nav-dropdown-menu {

    position: absolute;

    top: -8px;
    left: calc(100% + 8px);

    min-width: 210px;

    padding: 8px;

    border: 1px solid var(--border-color);
    border-radius: 18px;

    background: var(--color-white);

    box-shadow:
        0 18px 50px rgba(0, 0, 0, 0.10);

    opacity: 0;
    visibility: hidden;

    transform: translateX(-6px);

    pointer-events: none;

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


/* =========================================
   OPEN NESTED DROPDOWN
========================================= */

.nav-dropdown-menu
.nav-dropdown.is-open
> .nav-dropdown-menu {

    opacity: 1;
    visibility: visible;

    transform: translateX(0);

    pointer-events: auto;
}


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

.menu-toggle {
    display: none;

    flex-shrink: 0;

    width: 44px;
    height: 44px;

    padding: 10px;

    border: 0;
    border-radius: 50%;

    background: var(--color-primary);
}

.menu-toggle span {
    display: block;

    width: 100%;
    height: 2px;

    margin: 5px 0;

    background: var(--color-white);
}


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

@media (max-width: 900px) {

    .desktop-navigation {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .header-inner {
        min-height: 76px;
    }

}