/* =====================================================
   TranslateXYZ — Site Header
   - Fixed dark header (default), shrink-on-scroll
   - Static variant (.site-header--static) for product/pricing pages
   - Mega-menu on Plugins
   - Mobile drawer (full-screen)
   ===================================================== */

/* ---------- BODY OFFSET (only when header is fixed) ---------- */
body.has-fixed-header { padding-top: var(--header-h); }

@media (max-width: 1024px) {
    body.has-fixed-header { padding-top: var(--header-h); }
}

/* ---------- HEADER BASE ---------- */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: var(--z-header);
    background: var(--bg-dark);
    color: var(--text-on-dark);
    border-bottom: 1px solid transparent;
    transition: height var(--t-base), background var(--t-base), border-color var(--t-base), transform var(--t-base);
    height: var(--header-h);
    will-change: height, background, transform;
}
.site-header.is-scrolled {
    height: var(--header-h-shrunk);
    background: rgba(10,26,10,0.92);
    backdrop-filter: saturate(140%) blur(8px);
    -webkit-backdrop-filter: saturate(140%) blur(8px);
    border-bottom-color: var(--border-dark);
    box-shadow: 0 6px 24px rgba(0,0,0,0.25);
}
/* Headroom-style auto-hide — added on scroll-down past threshold, removed on scroll-up */
.site-header.is-hidden {
    transform: translateY(-100%);
}

/* Static variant — product and pricing pages */
.site-header--static {
    position: relative;
    background: var(--bg-dark);
    height: var(--header-h-shrunk);
}

@media (prefers-reduced-motion: reduce) {
    .site-header { transition: none; }
}

/* ---------- INNER ---------- */
.site-header__inner {
    height: 100%;
    display: flex;
    align-items: center;
    gap: var(--sp-6);
    justify-content: space-between;
}

/* ---------- LOGO ---------- */
.site-header__logo {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    line-height: 0;
}
.site-header__logo img { height: 42px; width: auto; transition: height var(--t-base); }
.site-header.is-scrolled .site-header__logo img { height: 36px; }

/* ---------- NAV WRAPPER (centered menu + right rail) ---------- */
.site-header__nav {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-6);
}

/* ---------- MAIN MENU ---------- */
.site-header__menu {
    display: flex;
    align-items: center;
    gap: 4px;
    margin: 0 auto;
}
.site-header__menu > li { position: relative; }
/* Plugins dropdown uses the header as positioning context so the mega-menu can span the full container width and center on the page. */
.site-header__menu > li.has-dropdown { position: static; }
.site-header__menu-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 10px 14px;
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--text-on-dark);
    border-radius: var(--r-md);
    transition: color var(--t-fast), background var(--t-fast);
    cursor: pointer;
    line-height: 1.2;
}
.site-header__menu-link:hover,
.site-header__menu-link[aria-expanded="true"] { color: #fff; background: rgba(255,255,255,0.06); }
.site-header__menu-link.is-active { color: var(--green-300); }

.site-header__menu-link .caret {
    width: 10px; height: 10px;
    transition: transform var(--t-fast);
    flex-shrink: 0;
}
.site-header__menu-link[aria-expanded="true"] .caret { transform: rotate(180deg); }

/* ---------- RIGHT RAIL ---------- */
.site-header__right {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    flex-shrink: 0;
}
.site-header__right .menu-link-text {
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    color: var(--text-on-dark);
    padding: 8px 12px;
    border-radius: var(--r-md);
    transition: color var(--t-fast), background var(--t-fast);
}
.site-header__right .menu-link-text:hover { color: #fff; background: rgba(255,255,255,0.06); }

/* ---------- MEGA MENU ----------
   Click-only (no hover-open). Positioned relative to .site-header so it
   spans the page container (centered on the page, not under the button).
*/
.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-6px);
    width: calc(100% - (var(--container-pad) * 2));
    max-width: var(--container-max);
    margin-top: 8px;
    background: var(--bg-light);
    color: var(--text-on-light);
    border: 1px solid var(--border-light);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-xl);
    padding: var(--sp-7);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--t-fast), transform var(--t-fast), visibility 0s linear var(--t-fast);
    z-index: 5;
}
.has-dropdown.is-open > .mega-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
    transition-delay: 0s;
}
.mega-menu__title {
    font-size: var(--fs-lg);
    font-weight: var(--fw-bold);
    color: var(--text-on-light-strong);
    margin-bottom: var(--sp-7);
    letter-spacing: var(--ls-tight);
}
.mega-menu__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-4);
}
.mega-card {
    display: flex;
    flex-direction: column;
    padding-right: var(--sp-4);
    border-right: 1px solid var(--border-light);
    background: var(--bg-light);
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.mega-card:last-child {
    border-right: 0;
    padding-right: 0;
}
.mega-card__head-link {
    display: block;
    margin: calc(var(--sp-3) * -1) calc(var(--sp-3) * -1) 0;
    padding: var(--sp-3);
    border-radius: var(--r-md);
    text-decoration: none;
    color: inherit;
    transition: background var(--t-fast);
}
.mega-card__head-link:hover { background: var(--green-50); }
.mega-card__head-link:hover .mega-card__title { color: var(--green-700); }
.mega-card__head { display: flex; align-items: center; gap: 10px; }
.mega-card__icon { width: 36px; height: 36px; flex-shrink: 0; }
.mega-card__title { font-size: var(--fs-md); font-weight: var(--fw-bold); color: var(--text-on-light-strong); line-height: 1.2; transition: color var(--t-fast); }
.mega-card__sub   { font-size: 12px; color: var(--text-on-light-muted); margin-top: 2px; line-height: 1.3; }

.mega-card__providers-label {
    font-size: 11px;
    font-weight: var(--fw-semibold);
    text-transform: uppercase;
    letter-spacing: var(--ls-wider);
    color: var(--text-on-light-muted);
    margin: var(--sp-3) 0 6px;
    padding-top: var(--sp-3);
    border-top: 1px solid var(--border-light);
}
.mega-card__providers { display: flex; flex-direction: column; gap: 2px; }
.mega-card__provider {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    margin: 0 -8px;
    border-radius: var(--r-sm);
    font-size: 13px;
    color: var(--text-on-light);
    text-decoration: none;
    line-height: 1.3;
    transition: background var(--t-fast), color var(--t-fast);
}
.mega-card__provider:hover {
    background: var(--green-50);
    color: var(--green-700);
}
.mega-card__provider svg { width: 14px; height: 14px; color: var(--green-500); flex-shrink: 0; }
.mega-card__provider span { flex: 1; }

.mega-menu__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-4);
    margin-top: var(--sp-6);
    padding-top: var(--sp-5);
    border-top: 1px solid var(--border-light);
}
.mega-stat { text-align: left; }
.mega-stat__value {
    font-size: var(--fs-xl);
    font-weight: var(--fw-extra);
    color: var(--text-on-light-strong);
    letter-spacing: var(--ls-tighter);
    line-height: 1.1;
}
.mega-stat__label {
    font-size: 12px;
    color: var(--text-on-light-muted);
    margin-top: 2px;
}

/* ---------- MOBILE BURGER ---------- */
.site-header__burger {
    display: none;
    width: 40px; height: 40px;
    border-radius: var(--r-md);
    align-items: center; justify-content: center;
    flex-direction: column; gap: 5px;
    background: transparent;
    cursor: pointer;
    flex-shrink: 0;
}
.site-header__burger span {
    display: block;
    width: 22px; height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: transform var(--t-fast), opacity var(--t-fast);
}
.site-header__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.site-header__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.site-header__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- RESPONSIVE: MOBILE DRAWER ---------- */
@media (max-width: 1024px) {
    .site-header__nav {
        position: fixed;
        top: var(--header-h);
        left: 0; right: 0;
        bottom: 0;
        height: auto;
        height: calc(100dvh - var(--header-h));
        max-height: calc(100dvh - var(--header-h));
        background: var(--bg-dark);
        flex-direction: column;
        align-items: stretch;
        padding: var(--sp-6) var(--container-pad) var(--sp-9);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
        gap: var(--sp-5);
        transform: translateY(-8px);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition: opacity var(--t-base), transform var(--t-base), top var(--t-base), max-height var(--t-base), visibility 0s linear var(--t-base);
    }
    /* Drawer top must follow actual header height so it sits flush below it. */
    .site-header.is-scrolled .site-header__nav,
    .site-header--static .site-header__nav {
        top: var(--header-h-shrunk);
        height: calc(100dvh - var(--header-h-shrunk));
        max-height: calc(100dvh - var(--header-h-shrunk));
    }
    .site-header__nav.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transition-delay: 0s;
    }
    .site-header__menu {
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        margin: 0;
    }
    .site-header__menu > li { width: 100%; }
    .site-header__menu-link {
        width: 100%;
        padding: 14px 12px;
        font-size: var(--fs-md);
        justify-content: space-between;
    }
    .site-header__right {
        flex-direction: column;
        align-items: stretch;
        gap: var(--sp-2);
        padding-top: var(--sp-5);
        border-top: 1px solid var(--border-dark);
        margin-top: var(--sp-3);
    }
    .site-header__right .menu-link-text {
        text-align: center;
        padding: 14px;
        background: rgba(255,255,255,0.04);
    }
    .site-header__right .btn {
        width: 100%;
        justify-content: center;
    }
    .site-header__burger { display: inline-flex; }

    /* Mobile mega menu — inline under its parent (revert static positioning) */
    .site-header__menu > li.has-dropdown { position: relative; }
    .mega-menu {
        position: static;
        transform: none;
        width: 100%;
        max-width: none;
        margin-top: 4px;
        max-height: 0;
        padding: 0;
        opacity: 1;
        visibility: visible;
        pointer-events: none;
        overflow: hidden;
        border: 0;
        background: rgba(255,255,255,0.04);
        color: var(--text-on-dark);
        border-radius: var(--r-md);
        box-shadow: none;
        transition: max-height var(--t-base), padding var(--t-base);
    }
    .has-dropdown.is-open > .mega-menu {
        max-height: 2000px;
        padding: var(--sp-4);
        pointer-events: auto;
        transform: none;
    }
    .mega-menu__title {
        color: var(--text-on-dark-strong);
        font-size: var(--fs-md);
        margin-bottom: var(--sp-4);
        font-weight: var(--fw-medium);
    }
    .mega-menu__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-3); }
    .mega-card {
        background: var(--bg-dark-elev);
        color: var(--text-on-dark);
        border-right: 0;
        padding: var(--sp-4);
        border-radius: var(--r-md);
    }
    .mega-card:hover { border-color: var(--border-dark-strong); }
    .mega-card__head-link:hover { background: rgba(255,255,255,0.04); }
    .mega-card__head-link:hover .mega-card__title { color: var(--green-300); }
    .mega-card__title { color: var(--text-on-dark-strong); font-size: var(--fs-sm); }
    .mega-card__sub   { color: var(--text-on-dark-muted); }
    .mega-card__providers-label { color: var(--text-on-dark-muted); border-top-color: var(--border-dark); }
    .mega-card__provider { color: var(--text-on-dark); }
    .mega-card__provider:hover { background: rgba(255,255,255,0.06); color: var(--green-300); }
    .mega-menu__stats { grid-template-columns: repeat(2, 1fr); border-top-color: var(--border-dark); }
    .mega-stat__value { color: var(--text-on-dark-strong); }
    .mega-stat__label { color: var(--text-on-dark-muted); }
}

@media (max-width: 480px) {
    .mega-menu__grid { grid-template-columns: 1fr; }
    .site-header__logo img { height: 36px; }
}