/* ============================================================
   NAVIGATION – Site Header, Mega Menu, Mobile Drawer
   ============================================================ */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10,10,15,0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--cr-border);
    transition: background .3s, box-shadow .3s;
}
.site-header.scrolled {
    background: rgba(10,10,15,0.99);
    box-shadow: 0 4px 40px rgba(0,0,0,.5);
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: 2rem;
    height: 70px;
    padding: 0 2rem;
    max-width: 1440px;
    margin: 0 auto;
}

/* Logo */
.logo-link { display: flex; align-items: center; text-decoration: none; }
.logo-link img { height: 44px; width: auto; }
.logo-text {
    font-family: var(--cr-font-display);
    font-size: 28px;
    letter-spacing: .08em;
    color: #fff;
    white-space: nowrap;
}
.logo-text__accent {
    background: linear-gradient(135deg, var(--cr-purple), var(--cr-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Primary Nav */
.primary-nav { flex: 1; }
.primary-nav__list {
    display: flex;
    align-items: center;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 0;
}
.primary-nav__item { position: relative; }

.primary-nav__link {
    display: flex;
    align-items: center;
    gap: .25rem;
    font-family: var(--cr-font-heading);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--cr-dim);
    padding: 1.5rem 1rem;
    text-decoration: none;
    transition: color .2s;
    white-space: nowrap;
}
.primary-nav__link:hover,
.primary-nav__item--active .primary-nav__link { color: #fff; }

.nav-arrow {
    font-size: 8px;
    transition: transform .2s;
    display: inline-block;
}
.primary-nav__item--has-mega:hover .nav-arrow { transform: rotate(180deg); }

/* Mega Menu */
.mega-menu {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    min-width: 340px;
    background: var(--cr-deep);
    border: 1px solid var(--cr-border);
    border-top: 2px solid var(--cr-purple);
    border-radius: 0 0 var(--cr-radius-lg) var(--cr-radius-lg);
    padding: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity .2s, transform .2s, visibility .2s;
    pointer-events: none;
    z-index: 100;
    box-shadow: 0 20px 60px rgba(0,0,0,.6);
}
.primary-nav__item--has-mega:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: all;
}
.mega-menu__inner { display: flex; gap: 2rem; }
.mega-menu__col { min-width: 140px; }
.mega-menu__col-title {
    font-family: var(--cr-font-heading);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--cr-purple);
    margin-bottom: .75rem;
    display: block;
}
.mega-menu__col ul { list-style: none; padding: 0; }
.mega-menu__col ul li { margin-bottom: .1rem; }
.mega-menu__col ul li a {
    font-size: 14px;
    color: var(--cr-dim);
    text-decoration: none;
    padding: .3rem 0;
    display: block;
    transition: color .15s, padding-left .15s;
}
.mega-menu__col ul li a:hover { color: #fff; padding-left: .3rem; }

/* Header Actions */
.site-header__actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
}
.header-search-btn {
    background: none;
    border: none;
    color: var(--cr-dim);
    cursor: pointer;
    padding: .4rem;
    transition: color .2s;
    display: flex;
}
.header-search-btn:hover { color: #fff; }

/* Search Overlay */
.header-search-overlay {
    position: fixed;
    top: 0; left: 0; right: 0;
    background: rgba(10,10,15,.98);
    padding: 1.5rem 0;
    z-index: 2000;
    transform: translateY(-100%);
    transition: transform .25s ease;
    border-bottom: 1px solid var(--cr-border);
}
.header-search-overlay.open {
    transform: translateY(0);
}
.header-search-form {
    display: flex;
    align-items: center;
    gap: 1rem;
    position: relative;
}
.header-search-form__input {
    flex: 1;
    background: var(--cr-card);
    border: 1px solid var(--cr-border);
    border-radius: var(--cr-radius);
    color: var(--cr-text);
    font-family: var(--cr-font-body);
    font-size: 18px;
    padding: .75rem 1.25rem;
    outline: none;
    transition: border-color .2s;
}
.header-search-form__input:focus { border-color: var(--cr-purple); }
.header-search-form__input::placeholder { color: var(--cr-muted); }
.header-search-form__btn {
    background: none; border: none;
    color: var(--cr-dim); cursor: pointer;
    padding: .5rem; transition: color .2s;
}
.header-search-form__btn:hover { color: var(--cr-purple); }
.header-search-close {
    background: none; border: none;
    color: var(--cr-muted); cursor: pointer;
    font-size: 20px; padding: .5rem;
    position: absolute; right: 0; top: 50%;
    transform: translateY(-50%);
    transition: color .2s;
}
.header-search-close:hover { color: #fff; }

/* Mobile Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: .4rem;
}
.mobile-menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--cr-dim);
    border-radius: 2px;
    transition: transform .25s, opacity .25s, background .2s;
}
.mobile-menu-toggle:hover span { background: #fff; }
.mobile-menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.mobile-menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile Nav Drawer */
.mobile-nav-drawer {
    position: fixed;
    top: 0; right: 0;
    width: min(360px, 90vw);
    height: 100vh;
    background: var(--cr-deep);
    border-left: 1px solid var(--cr-border);
    z-index: 3000;
    transform: translateX(100%);
    transition: transform .3s ease;
    overflow-y: auto;
}
.mobile-nav-drawer.open { transform: translateX(0); }
.mobile-nav-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(0,0,0,.7);
    z-index: 2900;
}
.mobile-nav-overlay.open { display: block; }

.mobile-nav-drawer__inner { padding: 2rem 1.5rem; }
.mobile-nav-close {
    background: none; border: none;
    color: var(--cr-muted); font-size: 22px;
    cursor: pointer; margin-bottom: 2rem;
    display: block; padding: 0;
    transition: color .2s;
}
.mobile-nav-close:hover { color: #fff; }

.mobile-nav__list { list-style: none; padding: 0; }
.mobile-nav__list li { border-bottom: 1px solid var(--cr-border); }
.mobile-nav__list li a {
    display: block; padding: .9rem 0;
    font-family: var(--cr-font-heading);
    font-size: 16px; font-weight: 700;
    letter-spacing: .08em; text-transform: uppercase;
    color: var(--cr-dim); text-decoration: none;
    transition: color .2s, padding-left .2s;
}
.mobile-nav__list li a:hover { color: #fff; padding-left: .4rem; }
.mobile-nav__cta { border-bottom: none !important; padding-top: 1.5rem; }

/* Breadcrumbs */
.breadcrumbs-bar {
    background: var(--cr-deep);
    border-bottom: 1px solid var(--cr-border);
    padding: .6rem 0;
    margin-top: 70px;
}
.breadcrumbs__list {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: .3rem;
    list-style: none;
    padding: 0;
}
.breadcrumbs__item {
    font-size: 13px;
    color: var(--cr-muted);
    display: flex;
    align-items: center;
    gap: .3rem;
}
.breadcrumbs__item::after { content: '/'; color: var(--cr-border); }
.breadcrumbs__item:last-child::after { display: none; }
.breadcrumbs__item a { color: var(--cr-dim); text-decoration: none; transition: color .2s; }
.breadcrumbs__item a:hover { color: var(--cr-purple); }
.breadcrumbs__item--active { color: var(--cr-text); }

/* Body offset for fixed header */
body { padding-top: 70px; }

@media (max-width: 1024px) {
    .primary-nav { display: none; }
    .mobile-menu-toggle { display: flex; }
    .site-header__inner { gap: 1rem; }
}
@media (max-width: 768px) {
    .btn.btn--sm.hide-mobile { display: none; }
}