/**
 * Mobile navigation drawer.
 *
 * @package CPM_Theme
 */

/* --- Overlay --- */
.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--cpm-z-overlay);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--cpm-transition-normal), visibility var(--cpm-transition-normal);
}

.mobile-nav-overlay.is-active {
    opacity: 1;
    visibility: visible;
}

/* --- Drawer --- */
.mobile-nav {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: 280px;
    max-width: 85vw;
    background: var(--cpm-white);
    z-index: var(--cpm-z-mobile-nav);
    transform: translateX(-100%);
    transition: transform var(--cpm-transition-normal);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: flex;
    flex-direction: column;
}

.mobile-nav.is-active {
    transform: translateX(0);
}

/* Safe area inset for iOS */
@supports (padding: env(safe-area-inset-left)) {
    .mobile-nav {
        padding-left: env(safe-area-inset-left);
    }
}

/* --- Drawer header --- */
.mobile-nav__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--cpm-space-md) var(--cpm-space-lg);
    border-bottom: 1px solid var(--cpm-gray-200);
    flex-shrink: 0;
}

.mobile-nav__logo {
    max-width: 140px;
    max-height: 40px;
}

.mobile-nav__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--cpm-radius-sm);
    color: var(--cpm-text-secondary);
    transition: background-color var(--cpm-transition-fast);
}

.mobile-nav__close:hover {
    background: var(--cpm-gray-100);
    color: var(--cpm-text-primary);
}

/* --- Drawer menu --- */
.mobile-nav__menu {
    list-style: none;
    margin: 0;
    padding: var(--cpm-space-sm) 0;
    flex: 1;
}

.mobile-nav__menu li {
    margin: 0;
}

.mobile-nav__menu a {
    display: block;
    padding: var(--cpm-space-md) var(--cpm-space-lg);
    font-size: var(--cpm-font-size-base);
    font-weight: 500;
    color: var(--cpm-text-primary);
    text-decoration: none;
    border-left: 3px solid transparent;
    transition: background-color var(--cpm-transition-fast), border-color var(--cpm-transition-fast);
}

.mobile-nav__menu a:hover,
.mobile-nav__menu .current-menu-item > a {
    background: var(--cpm-primary-light);
    border-left-color: var(--cpm-primary);
    color: var(--cpm-primary);
}

/* Sub-menu in drawer */
.mobile-nav__menu .sub-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-nav__menu .sub-menu a {
    padding-left: var(--cpm-space-2xl);
    font-size: var(--cpm-font-size-sm);
    color: var(--cpm-text-secondary);
}

/* --- Drawer footer (account link) --- */
.mobile-nav__footer {
    padding: var(--cpm-space-md) var(--cpm-space-lg);
    border-top: 1px solid var(--cpm-gray-200);
    flex-shrink: 0;
}

.mobile-nav__account {
    display: flex;
    align-items: center;
    gap: var(--cpm-space-sm);
    padding: 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-md);
    text-decoration: none;
    text-align: center;
    justify-content: center;
    transition: background-color var(--cpm-transition-fast);
}

.mobile-nav__account:hover {
    background: var(--cpm-primary-dark);
    color: var(--cpm-white);
    text-decoration: none;
}

/* --- Body scroll lock --- */
body.mobile-nav-open {
    overflow: hidden;
}

/* --- Hide on desktop --- */
@media (min-width: 768px) {
    .mobile-nav,
    .mobile-nav-overlay {
        display: none !important;
    }
}