/**
 * Header styles.
 *
 * @package CPM_Theme
 */

/* --- Accent bar (brand red stripe at top) --- */
.site-header__accent-bar {
    height: 4px;
    background: var(--cpm-accent);
}

/* --- Main header --- */
.site-header__main {
    background: var(--cpm-white);
    box-shadow: var(--cpm-shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--cpm-z-header);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--cpm-header-height);
    gap: var(--cpm-space-md);
}

/* WP admin bar offset */
.admin-bar .site-header__main {
    top: 32px;
}

@media (max-width: 782px) {
    .admin-bar .site-header__main {
        top: 46px;
    }
}

/* --- Desktop navigation --- */
.main-navigation {
    display: none;
}

.main-navigation .primary-menu {
    display: flex;
    align-items: center;
    gap: var(--cpm-space-xs);
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-navigation .primary-menu li {
    margin: 0;
    position: relative;
}

.main-navigation .primary-menu a {
    display: block;
    padding: var(--cpm-space-sm) var(--cpm-space-md);
    font-size: var(--cpm-font-size-sm);
    font-weight: 500;
    color: var(--cpm-text-primary);
    text-decoration: none;
    border-radius: var(--cpm-radius-sm);
    transition: background-color var(--cpm-transition-fast), color var(--cpm-transition-fast);
    white-space: nowrap;
}

.main-navigation .primary-menu a:hover,
.main-navigation .primary-menu .current-menu-item > a {
    color: var(--cpm-primary);
    background-color: var(--cpm-primary-light);
}

/* Sub-menu */
.main-navigation .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--cpm-white);
    box-shadow: var(--cpm-shadow-lg);
    border-radius: var(--cpm-radius-md);
    padding: var(--cpm-space-xs) 0;
    list-style: none;
    z-index: 10;
}

.main-navigation .primary-menu li:hover > .sub-menu {
    display: block;
}

.main-navigation .sub-menu a {
    padding: var(--cpm-space-sm) var(--cpm-space-lg);
    font-size: var(--cpm-font-size-sm);
    border-radius: 0;
}

/* --- Header actions --- */
.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--cpm-space-sm);
}

.header-account-link {
    display: flex;
    align-items: center;
    gap: var(--cpm-space-xs);
    padding: var(--cpm-space-sm) var(--cpm-space-md);
    font-size: var(--cpm-font-size-sm);
    font-weight: 600;
    color: var(--cpm-white);
    background: var(--cpm-primary);
    border-radius: var(--cpm-radius-full);
    text-decoration: none;
    transition: background-color var(--cpm-transition-fast);
    white-space: nowrap;
}

.header-account-link:hover {
    background: var(--cpm-primary-dark);
    color: var(--cpm-white);
    text-decoration: none;
}

.header-account-link svg {
    flex-shrink: 0;
}

.header-account-label {
    display: none;
}

/* --- Hamburger button --- */
.mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.hamburger-icon {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 22px;
    height: 22px;
}

.hamburger-icon span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--cpm-text-primary);
    border-radius: 1px;
    transition: transform var(--cpm-transition-normal), opacity var(--cpm-transition-normal);
}

/* Hamburger → X animation */
.mobile-menu-toggle[aria-expanded="true"] .hamburger-icon span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-icon span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle[aria-expanded="true"] .hamburger-icon span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* --- Desktop breakpoint --- */
@media (min-width: 768px) {
    .main-navigation {
        display: block;
        flex: 1;
    }

    .main-navigation .primary-menu {
        justify-content: center;
    }

    .header-account-label {
        display: inline;
    }

    .mobile-menu-toggle {
        display: none;
    }
}

@media (min-width: 1024px) {
    .main-navigation .primary-menu a {
        font-size: var(--cpm-font-size-base);
    }
}