/* ═══════════════════════════════════════
   SimpleLexi — Header & Navigation
   Glassmorphism sticky header, dropdowns
   ═══════════════════════════════════════ */

.sl-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--sl-z-sticky);
    padding: 0 clamp(1.25rem, 4vw, 2rem);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(77, 157, 232, 0.08);
    transition: all var(--sl-transition-base);
}

/* Scrolled state — added via JS if needed */
.sl-header.is-scrolled {
    box-shadow: var(--sl-shadow-md);
}

.sl-header__inner {
    max-width: var(--sl-max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: var(--sl-space-xl);
}


/* ─── Logo ─── */
.sl-header__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
}

.sl-header__logo-img {
    width: 36px;
    height: auto;
}

.sl-header__logo-text {
    font-family: var(--sl-font-display);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--sl-dark);
    letter-spacing: -0.02em;
}


/* ─── Desktop Navigation ─── */
.sl-header__nav {
    display: none;
    flex: 1;
    justify-content: center;
}

.sl-nav-list {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.sl-nav-list > li {
    position: relative;
}

.sl-nav-list > li > .menu-link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    font-size: var(--sl-text-sm);
    font-weight: 500;
    color: var(--sl-text-secondary);
    text-decoration: none;
    border-radius: var(--sl-radius-sm);
    transition: all var(--sl-transition-fast);
    white-space: nowrap;
}

.sl-nav-list > li > .menu-link:hover,
.sl-nav-list > li > .menu-link:focus-visible {
    color: var(--sl-secondary);
    background: rgba(77, 157, 232, 0.06);
}

.sl-nav-list > li.current-menu-item > .menu-link,
.sl-nav-list > li.current-menu-parent > .menu-link {
    color: var(--sl-secondary);
    font-weight: 600;
}

/* Dropdown arrow */
.dropdown-arrow {
    transition: transform var(--sl-transition-fast);
    opacity: 0.5;
}

.has-dropdown > .menu-link[aria-expanded="true"] .dropdown-arrow {
    transform: rotate(180deg);
}


/* ─── Desktop Submenu ─── */
.sub-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 220px;
    padding: 8px;
    background: #FFFFFF;
    border: 1px solid rgba(77, 157, 232, 0.1);
    border-radius: var(--sl-radius-md);
    box-shadow: var(--sl-shadow-lg);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transition: all var(--sl-transition-fast);
    z-index: var(--sl-z-dropdown);
}

.sub-menu.is-open,
.has-dropdown:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    background: #FFFFFF;
    border: 1px solid rgba(77, 157, 232, 0.1);
}

.sub-menu li {
    margin: 0;
}

.sub-menu .menu-link {
    display: block;
    padding: 10px 14px;
    font-size: var(--sl-text-sm);
    color: var(--sl-text-secondary);
    text-decoration: none;
    border-radius: var(--sl-radius-sm);
    transition: all var(--sl-transition-fast);
}

.sub-menu .menu-link:hover {
    color: var(--sl-secondary);
    background: rgba(77, 157, 232, 0.06);
}

.sub-menu li.current-menu-item .menu-link {
    color: var(--sl-secondary);
    font-weight: 600;
}


/* ─── Header Actions ─── */
.sl-header__actions {
    display: flex;
    align-items: center;
    gap: var(--sl-space-md);
    flex-shrink: 0;
}

.sl-header__cta {
    display: none;
}


/* ─── Mobile Toggle (Hamburger) ─── */
.sl-header__toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: calc(var(--sl-z-overlay) + 1);
}

.sl-header__toggle-bar {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--sl-dark);
    border-radius: 2px;
    transition: all var(--sl-transition-base);
    transform-origin: center;
}

/* Hamburger → X transition */
.nav-open .sl-header__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-open .sl-header__toggle-bar:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-open .sl-header__toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}


/* ─── Mobile Navigation Overlay ─── */
.sl-mobile-nav {
    position: fixed;
    inset: 0;
    z-index: var(--sl-z-overlay);
    background: rgba(26, 26, 46, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--sl-transition-base);
}

.nav-open .sl-mobile-nav {
    opacity: 1;
    visibility: visible;
}

.sl-mobile-nav__inner {
    position: absolute;
    top: 0;
    right: 0;
    width: min(360px, 85vw);
    height: 100%;
    background: var(--sl-bg-white);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform var(--sl-transition-slow) cubic-bezier(0.32, 0.72, 0, 1);
    overflow-y: auto;
}

.nav-open .sl-mobile-nav__inner {
    transform: translateX(0);
}

.sl-mobile-nav__header {
    padding: var(--sl-space-lg);
    border-bottom: 1px solid var(--sl-tertiary);
}

.sl-mobile-nav__menu {
    flex: 1;
    padding: var(--sl-space-md) 0;
}

.sl-mobile-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sl-mobile-list > li {
    border-bottom: 1px solid rgba(234, 240, 246, 0.6);
}

.sl-mobile-list > li > .menu-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px var(--sl-space-lg);
    font-size: var(--sl-text-base);
    font-weight: 500;
    color: var(--sl-text);
    text-decoration: none;
    transition: all var(--sl-transition-fast);
}

.sl-mobile-list > li > .menu-link:hover {
    color: var(--sl-secondary);
    background: rgba(77, 157, 232, 0.04);
}

.sl-mobile-list > li.current-menu-item > .menu-link {
    color: var(--sl-secondary);
    font-weight: 600;
}

/* Mobile submenu */
.sl-mobile-list .sub-menu {
    position: static;
    transform: none;
    min-width: 0;
    padding: 0;
    background: var(--sl-tertiary);
    backdrop-filter: none;
    border: none;
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.sl-mobile-list .sub-menu.is-open {
    max-height: 500px;
}

.sl-mobile-list .sub-menu li {
    border-bottom: 1px solid rgba(77, 157, 232, 0.06);
}

.sl-mobile-list .sub-menu .menu-link {
    display: block;
    padding: 14px var(--sl-space-lg) 14px var(--sl-space-2xl);
    font-size: var(--sl-text-sm);
    font-weight: 500;
    color: var(--sl-text);
    text-decoration: none;
    border-radius: 0;
}

.sl-mobile-list .sub-menu .menu-link:hover {
    color: var(--sl-secondary);
    background: rgba(77, 157, 232, 0.06);
}

.sl-mobile-nav__footer {
    padding: var(--sl-space-lg);
    border-top: 1px solid var(--sl-tertiary);
    display: flex;
    flex-direction: column;
    gap: var(--sl-space-md);
    align-items: center;
}

.sl-mobile-nav__contact {
    font-size: var(--sl-text-sm);
    color: var(--sl-text-muted);
    text-decoration: none;
}

.sl-mobile-nav__contact:hover {
    color: var(--sl-secondary);
}

/* Prevent body scroll when nav is open */
.nav-open {
    overflow: hidden;
}


/* ─── Desktop Breakpoint ─── */
@media (min-width: 1024px) {
    .sl-header__nav {
        display: flex;
    }

    .sl-header__cta {
        display: inline-flex;
    }

    .sl-header__toggle {
        display: none;
    }

    .sl-mobile-nav {
        display: none;
    }
}

/* ─── Body offset for fixed header ─── */
body {
    padding-top: 72px;
}

/* ─── WordPress Admin Bar Compatibility ─── */

/* Desktop: admin bar is fixed, so header sits below it */
@media (min-width: 783px) {
    .admin-bar .sl-header {
        top: 32px;
    }

    .admin-bar {
        padding-top: calc(72px + 32px);
    }
}

/* Mobile: admin bar scrolls away (position: absolute in WP),
   so header should be at top: 0 and not leave a gap */
@media (max-width: 782px) {
    .admin-bar .sl-header {
        top: 0;
    }

    .admin-bar {
        padding-top: 72px;
    }
}