/* ==========================================================================
   HEADER CSS
   ========================================================================== */

.rbx-site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--rbx-border);
}

.rbx-header-inner {
    display: flex;
    align-items: center;
    gap: var(--gap);
    height: 70px;
}

/* ----------------------------------------
   BRANDING
   ---------------------------------------- */
.rbx-site-branding {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.rbx-brand-link {
    display: flex;
    align-items: center;
    gap: 0.6em;
    text-decoration: none;
}
.rbx-brand-link:hover { text-decoration: none; }

.rbx-logo-mark {
    display: flex;
    align-items: center;
    transition: transform var(--transition);
}
.rbx-brand-link:hover .rbx-logo-mark { transform: rotate(-5deg) scale(1.05); }

.rbx-site-name {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 900;
    color: var(--rbx-white);
    letter-spacing: -0.01em;
}
.rbx-site-name span { color: var(--rbx-red); }

.rbx-site-tagline {
    display: none;
    font-size: 0.75rem;
    color: var(--rbx-text-dim);
    margin: 0;
}

/* ----------------------------------------
   NAVIGATION
   ---------------------------------------- */
.rbx-primary-nav {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.rbx-nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 0.25em;
}

.rbx-nav-menu > li > a {
    display: block;
    padding: 0.5em 0.85em;
    color: var(--rbx-text);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius);
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}
.rbx-nav-menu > li > a:hover,
.rbx-nav-menu > li.rbx-nav-current > a {
    color: var(--rbx-white);
    background: rgba(224, 32, 32, 0.15);
}
.rbx-nav-menu > li.rbx-nav-current > a {
    color: var(--rbx-red);
}

/* Submenu */
.rbx-nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--rbx-dark-alt);
    border: 1px solid var(--rbx-border);
    border-radius: var(--radius-lg);
    min-width: 180px;
    padding: 0.5em;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition);
    z-index: 100;
    box-shadow: var(--shadow-lg);
}
.rbx-nav-menu li:hover > .sub-menu,
.rbx-nav-menu li:focus-within > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.rbx-nav-menu li { position: relative; }
.sub-menu li a {
    display: block;
    padding: 0.5em 0.85em;
    color: var(--rbx-text);
    font-size: 0.85rem;
    border-radius: var(--radius);
    transition: all var(--transition);
    white-space: nowrap;
}
.sub-menu li a:hover { background: rgba(224,32,32,0.1); color: var(--rbx-white); }

/* ----------------------------------------
   HAMBURGER TOGGLE (mobile)
   ---------------------------------------- */
.rbx-menu-toggle {
    display: none;
    background: none;
    border: 1px solid var(--rbx-border);
    border-radius: var(--radius);
    padding: 0.5em;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    color: var(--rbx-text);
    transition: border-color var(--transition);
}
.rbx-menu-toggle:hover { border-color: var(--rbx-red); }

.rbx-hamburger {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 20px;
}
.rbx-hamburger span {
    display: block;
    height: 2px;
    background: var(--rbx-white);
    border-radius: 1px;
    transition: all var(--transition);
}

.rbx-menu-toggle[aria-expanded="true"] .rbx-hamburger span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
.rbx-menu-toggle[aria-expanded="true"] .rbx-hamburger span:nth-child(2) {
    opacity: 0;
}
.rbx-menu-toggle[aria-expanded="true"] .rbx-hamburger span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* ----------------------------------------
   SEARCH TOGGLE
   ---------------------------------------- */
.rbx-header-search {
    position: relative;
    flex-shrink: 0;
}

.rbx-search-toggle {
    background: none;
    border: 1px solid var(--rbx-border);
    border-radius: var(--radius);
    padding: 0.5em;
    cursor: pointer;
    color: var(--rbx-text);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    transition: all var(--transition);
}
.rbx-search-toggle:hover {
    border-color: var(--rbx-red);
    color: var(--rbx-red);
}

.rbx-header-search-form {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 280px;
    background: var(--rbx-dark-alt);
    border: 1px solid var(--rbx-border);
    border-radius: var(--radius-lg);
    padding: var(--gap-sm);
    box-shadow: var(--shadow-lg);
    z-index: 200;
}
.rbx-header-search-form[hidden] { display: none; }

/* ----------------------------------------
   ACCENT BAR
   ---------------------------------------- */
.rbx-header-accent {
    display: flex;
    height: 3px;
}
.rbx-accent-red  { flex: 1; background: var(--rbx-red); }
.rbx-accent-blue { flex: 1; background: var(--rbx-blue); }

/* ----------------------------------------
   CUSTOM LOGO (from Customizer)
   ---------------------------------------- */
.custom-logo-link { display: flex; align-items: center; }
.custom-logo { max-height: 50px; width: auto; }