/* ═══════════════════════════════════════════════
   MCA Theme — Header & Navigation
   ═══════════════════════════════════════════════ */

/* ─── Site Header ─── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #ffffff;
    transition: box-shadow 0.3s ease;
}

/* ─── Top Bar (Blog + Asociate links) ─── */
.header-topbar {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: var(--space-md);
    padding: 0.6rem var(--container-padding) 0.2rem;
    max-width: var(--container-wide);
    margin: 0 auto;
    overflow: hidden;
    transition: opacity 0.2s ease;
    opacity: 1;
}

.header-topbar__link {
    font-size: 1rem;
    font-weight: 500;
    text-transform: none;
    letter-spacing: 0.03em;
    color: var(--clr-verde-mca);
    text-decoration: none;
    padding: 0.25rem 0.85rem;
    border: 2px solid var(--clr-verde-mca);
    border-radius: var(--radius-pill);
    transition: all var(--transition-fast);
}

.header-topbar__link:hover {
    background-color: var(--clr-verde-mca);
    color: var(--mca-white);
    border-color: var(--clr-verde-mca);
}

/* ─── Main Header ─── */
.header-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0;
    max-width: var(--container-wide);
    margin: 0 auto;
    background: var(--mca-white);
    gap: 0;
}

.header-logo {
    display: block;
    height: 170px;
    width: auto;
    flex-shrink: 0;
    line-height: 0;
    transition: transform var(--transition-base);
    margin-top: 1.3rem;
    margin-bottom: 1.3rem;
}

.header-logo:hover {
    transform: scale(1.05);
}

.header-logo img {
    height: 100%;
    width: auto;
    object-fit: contain;
    border-radius: var(--radius-full);
    display: block;
}

/* ─── Navigation Pills ─── */
.header-nav {
    width: 100%;
}

.nav-pills {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0 0 0.5rem;
    list-style: none;
    margin: 0;
}

/* ─── Each top-level item ─── */
.nav-pills > li {
    position: relative;
    list-style: none;
}

/* ─── Links as pills ─── */
.nav-pills > li > a {
    display: inline-flex;
    align-items: center;
    gap: 0.5em;
    padding: 0.25rem 0.25rem;
    font-size: 1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-radius: var(--radius-pill);
    border: 2px solid currentColor;
    background: transparent;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    color: var(--clr-verde-mca);
}

/* Icon circle inside nav pill */
.nav-pills > li > a .nav-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5em;
    height: 1.5em;
    border-radius: 50%;
    background: currentColor;
    flex-shrink: 0;
    transition: background var(--transition-fast);
}

.nav-pills > li > a .nav-icon svg {
    width: 0.85em;
    height: 0.85em;
    fill: #fff;
    transition: fill var(--transition-fast);
}

/* ── Per-color nav pills ── */
.nav-pills > li > a[data-color="verde"]      { color: var(--clr-verde); border-color: var(--clr-verde); }
.nav-pills > li > a[data-color="azul"]       { color: var(--clr-azul); border-color: var(--clr-azul); }
.nav-pills > li > a[data-color="naranja"]    { color: var(--clr-naranja); border-color: var(--clr-naranja); }
.nav-pills > li > a[data-color="rosa"]       { color: var(--clr-rosa); border-color: var(--clr-rosa); }
.nav-pills > li > a[data-color="verde-mca"]  { color: var(--clr-verde-mca); border-color: var(--clr-verde-mca); }

/* Hover: invert — background becomes color, text becomes white */
.nav-pills > li > a:hover,
.nav-pills > li > a:focus {
    background: currentColor;
}
.nav-pills > li > a:hover span:not(.nav-icon),
.nav-pills > li > a:focus span:not(.nav-icon) {
    color: #fff;
}
.nav-pills > li > a:hover .nav-icon,
.nav-pills > li > a:focus .nav-icon {
    background: #fff;
}
.nav-pills > li > a:hover .nav-icon svg,
.nav-pills > li > a:focus .nav-icon svg {
    fill: currentColor;
}

/* Active state */
.nav-pills > li.current-menu-item > a,
.nav-pills > li.current-page-ancestor > a,
.nav-pills > li.current-menu-parent > a {
    background: currentColor;
}
.nav-pills > li.current-menu-item > a span:not(.nav-icon),
.nav-pills > li.current-page-ancestor > a span:not(.nav-icon),
.nav-pills > li.current-menu-parent > a span:not(.nav-icon) {
    color: #fff;
}
.nav-pills > li.current-menu-item > a .nav-icon,
.nav-pills > li.current-page-ancestor > a .nav-icon,
.nav-pills > li.current-menu-parent > a .nav-icon {
    background: #fff;
}
.nav-pills > li.current-menu-item > a .nav-icon svg,
.nav-pills > li.current-page-ancestor > a .nav-icon svg,
.nav-pills > li.current-menu-parent > a .nav-icon svg {
    fill: currentColor;
}

.nav-pills > li.menu-item-has-children > a::after {
    content: '\25BE'; /* ▾ */
    margin-left: 0.2em;
    font-size: 1em;
    vertical-align: middle;
    display: inline-block;
    transition: transform var(--transition-fast);
}

.nav-pills > li.menu-item-has-children:hover > a::after,
.nav-pills > li.menu-item-has-children > a:hover::after,
.nav-pills > li.menu-item-has-children > a:focus::after {
    transform: rotate(180deg);
    color: #fff;
}

/* ─── Dropdown submenu (Caja de Herramientas) ─── */
.nav-pills > li.menu-item-has-children > .sub-menu {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--mca-white);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    padding: 0.4rem 0;
    min-width: 210px;
    z-index: 200;
    list-style: none;
    margin: 0;
}

.nav-pills > li.menu-item-has-children:hover > .sub-menu,
.nav-pills > li.menu-item-has-children:focus-within > .sub-menu {
    display: block;
}

.nav-pills > li > .sub-menu > li > a {
    display: block;
    padding: 0.55rem 1.2rem;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--mca-green-dark);
    text-decoration: none;
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.nav-pills > li > .sub-menu > li > a:hover {
    background: var(--mca-green-bg);
    color: var(--mca-green-dark);
}

/* ─── Mobile Menu Button ─── */
.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    position: absolute;
    right: var(--container-padding);
    top: 50%;
    transform: translateY(-50%);
}

.menu-toggle__icon {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--clr-verde-mca);
    position: relative;
    transition: background-color var(--transition-fast);
}

.menu-toggle__icon::before,
.menu-toggle__icon::after {
    content: '';
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--clr-verde-mca);
    position: absolute;
    transition: all var(--transition-base);
}

.menu-toggle__icon::before {
    top: -7px;
}

.menu-toggle__icon::after {
    bottom: -7px;
}

/* Menu open state */
.menu-open .menu-toggle__icon {
    background-color: transparent;
}

.menu-open .menu-toggle__icon::before {
    top: 0;
    transform: rotate(45deg);
}

.menu-open .menu-toggle__icon::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* ─── Mobile Navigation Overlay ─── */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: #e6f1d4;
    z-index: 9999;
    flex-direction: column;
    overflow-y: auto;
    padding: var(--space-xl) 0;
}

.mobile-nav.is-active {
    display: flex;
}

.mobile-nav__close {
    display: block;
    width: 100%;
    padding: 0.25rem 1rem;
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    font-weight: 100;
    text-transform: uppercase;
    color: #8fc23c;
    cursor: pointer;
    background: none;
    border: none;
    border-bottom: 1px solid #b4d67d;
    text-align: right;
    transition: color var(--transition-fast);
}

.mobile-nav__close:hover {
    color: var(--mca-gray-900);
}

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

.mobile-nav__item {
    border-bottom: 1px solid #b4d67d;
    margin-left: calc(-1 * var(--space-lg));
    margin-right: calc(-1 * var(--space-lg));
    padding-left: var(--space-xl);
    padding-right: var(--space-xl);
}

.mobile-nav__link {
    display: block;
    padding: 0.25rem 1rem;
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    font-weight: 500;
    color: var(--mca-green);
    text-decoration: none;
    text-transform: uppercase;
    transition: color var(--transition-fast);
}

.mobile-nav__link:hover {
    color: var(--mca-green-dark);
}

.mobile-nav__item--active .mobile-nav__link,
.mobile-nav__item.current-menu-item .mobile-nav__link,
.mobile-nav__item.current-page-ancestor .mobile-nav__link {
    color: #efa900;
}

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

/* ═══════════════════════════════════════════════
   Scrolled / Compact Header State
   ═══════════════════════════════════════════════ */
.site-header.header--scrolled {
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.site-header.header--scrolled .header-topbar {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
    pointer-events: none;
    /* height/padding collapse instantly — no layout animation */
    transition: none;
}

.site-header.header--scrolled .header-main {
    padding-top: 0;
}

/* Undo negative margin in scrolled state */
.site-header.header--scrolled .header-logo {
    height: 45px;
    margin-top: 0.5rem;
    margin-bottom: 0;
}

.site-header.header--scrolled .header-logo img {
    height: 100%;
}

.site-header.header--scrolled .nav-pills {
    padding-top: var(--space-xs);
    padding-bottom: var(--space-sm);
}