/* =================================================================
   KAHLANI — Header styles
   ================================================================= */

.kahlani-header {
    position: fixed;
    top: 0; right: 0; left: 0;
    z-index: 9999;
    padding: 14px 0;
    background: rgba(8,10,11,0);
    backdrop-filter: blur(0);
    transition: background var(--kahlani-t), backdrop-filter var(--kahlani-t), padding var(--kahlani-t), box-shadow var(--kahlani-t);
}
.kahlani-header--scrolled,
.kahlani-header--solid {
    background: rgba(8,10,11,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 8px 0;
    box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}
.kahlani-header--scrolled { border-bottom: 1px solid var(--kahlani-border); }

.kahlani-header__inner {
    max-width: var(--kahlani-container);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

/* Brand */
.kahlani-header__brand {
    display: flex; align-items: center;
    flex-shrink: 0;
}
.kahlani-brand-link { display: inline-flex; align-items: center; }
.kahlani-brand-logo, .custom-logo {
    height: 52px;
    width: auto;
    max-width: 180px;
    transition: height var(--kahlani-t);
}
.kahlani-header--scrolled .kahlani-brand-logo,
.kahlani-header--scrolled .custom-logo { height: 44px; }

/* Nav */
.kahlani-header__nav { flex: 1; }
.kahlani-nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}
.kahlani-nav li a {
    display: inline-block;
    padding: 10px 14px;
    color: var(--kahlani-text);
    font-weight: 500;
    font-size: 0.98rem;
    border-radius: var(--kahlani-radius-sm);
    transition: color var(--kahlani-t-fast), background var(--kahlani-t-fast);
    text-decoration: none;
    position: relative;
}
.kahlani-nav li a::after {
    content: '';
    position: absolute;
    bottom: 4px; right: 14px; left: 14px;
    height: 2px;
    background: var(--kahlani-red);
    border-radius: 1px;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--kahlani-t);
}
.kahlani-nav li a:hover { color: var(--kahlani-red-hover); }
.kahlani-nav li a:hover::after,
.kahlani-nav li.current-menu-item > a::after,
.kahlani-nav li.current-menu-parent > a::after {
    transform: scaleX(1);
}

/* Actions */
.kahlani-header__actions {
    display: flex; align-items: center; gap: 12px;
    flex-shrink: 0;
}
.kahlani-header-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--kahlani-red);
    color: #fff !important;
    border-radius: var(--kahlani-radius);
    font-weight: 700;
    font-size: 0.95rem;
    transition: background var(--kahlani-t), transform var(--kahlani-t), box-shadow var(--kahlani-t);
    text-decoration: none;
}
.kahlani-header-cta:hover {
    background: var(--kahlani-red-hover);
    transform: translateY(-2px);
    box-shadow: var(--kahlani-glow-red);
    color: #fff;
}
.kahlani-header-cta i { font-size: 0.9rem; }

/* Mobile toggle */
.kahlani-header__toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--kahlani-border);
    border-radius: var(--kahlani-radius-sm);
    padding: 8px;
    width: 42px; height: 42px;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-between;
    gap: 4px;
}
.kahlani-header__toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--kahlani-text);
    border-radius: 2px;
    transition: transform var(--kahlani-t), opacity var(--kahlani-t);
}
.kahlani-header__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
.kahlani-header__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.kahlani-header__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Mobile menu */
@media (max-width: 960px) {
    .kahlani-header__toggle { display: flex; }
    .kahlani-header-cta span { display: none; }
    .kahlani-header-cta { padding: 10px 12px; }
    .kahlani-header__nav {
        position: absolute;
        top: 100%;
        right: 0; left: 0;
        background: rgba(8,10,11,0.98);
        backdrop-filter: blur(12px);
        border-top: 1px solid var(--kahlani-border);
        padding: 20px;
        transform: translateY(-10px);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--kahlani-t), opacity var(--kahlani-t), visibility var(--kahlani-t);
    }
    .kahlani-header.is-menu-open .kahlani-header__nav {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .kahlani-nav {
        flex-direction: column;
        justify-content: flex-start;
        gap: 0;
    }
    .kahlani-nav li a {
        display: block;
        padding: 14px 16px;
    }
    .kahlani-nav li a::after { display: none; }
    .kahlani-nav li a:hover {
        background: rgba(224,0,0,0.1);
        color: var(--kahlani-red-hover);
    }
}