/**
 * Header Styles — Educatea Campus
 * Manual de marca: barra navy + línea de acento magenta-amarillo.
 *
 * @package Educatea Campus
 */

/* ─── Header ────────────────────────────────────────────────────────────────── */
.ec-header {
    position: sticky;
    top: 0;
    z-index: 999;
    width: 100%;
    height: var(--ec-header-height);
    background: var(--ec-navy-dark);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: none;
    box-shadow: 0 1px 0 var(--ec-border-on-dark-subtle);
    transition: box-shadow .3s ease;
}

/* Línea de marca EducaTEA (índigo → violeta → ámbar) bajo el header */
.ec-header::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--ec-indigo) 0%, var(--ec-violet) 55%, var(--ec-amber) 100%);
    opacity: 1;
}

.ec-header--scrolled {
    box-shadow: 0 4px 24px rgba(0, 0, 0, .3);
}

.ec-header__inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--ec-space-6);
    /* Ancho completo: padding lateral propio, sin max-width del ec-container */
    width: 100%;
    padding-inline: var(--ec-space-8);
}


/* Logo */
.ec-header__logo {
    display: flex;
    align-items: center;
    gap: var(--ec-space-3);
    text-decoration: none;
    flex-shrink: 0;
}

.ec-header__logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--ec-indigo), var(--ec-violet));
    border-radius: var(--ec-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--ec-text-xl);
    font-weight: var(--ec-font-extrabold);
    color: var(--ec-white);
    flex-shrink: 0;
}

.ec-header__logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.ec-header__logo-title {
    font-size: var(--ec-text-lg);
    font-weight: var(--ec-font-extrabold);
    color: var(--ec-white);
    letter-spacing: -.01em;
}

.ec-header__logo-sub {
    font-size: var(--ec-text-xs);
    font-weight: var(--ec-font-medium);
    color: var(--ec-amber);
    letter-spacing: .04em;
    text-transform: uppercase;
}

/* Navegación */
.ec-header__nav {
    display: flex;
    align-items: center;
    gap: var(--ec-space-1);
}

.ec-header__nav-link {
    padding: var(--ec-space-2) var(--ec-space-4);
    font-size: var(--ec-text-sm);
    font-weight: var(--ec-font-medium);
    color: var(--ec-on-dark-75);
    border-radius: var(--ec-radius-sm);
    transition: var(--ec-transition);
    text-decoration: none;
    white-space: nowrap;
}

.ec-header__nav-link:hover,
.ec-header__nav-link.is-active {
    color: var(--ec-white);
    background: var(--ec-bg-on-dark-hover);
}

/* Acciones derecha */
.ec-header__actions {
    display: flex;
    align-items: center;
    gap: var(--ec-space-3);
    flex-shrink: 0;
}

/* Hamburguesa */
.ec-header__hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    cursor: pointer;
    background: none;
    border: none;
    padding: var(--ec-space-2);
    border-radius: var(--ec-radius-sm);
    transition: var(--ec-transition);
}

.ec-header__hamburger:hover {
    background: var(--ec-bg-on-dark-hover);
}

.ec-header__hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--ec-white);
    border-radius: 2px;
    transition: var(--ec-transition);
    transform-origin: center;
}

.ec-header__hamburger.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.ec-header__hamburger.is-open span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.ec-header__hamburger.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.ec-header__mobile-menu {
    position: fixed;
    top: var(--ec-header-height);
    left: 0;
    right: 0;
    background: var(--ec-navy-dark);
    border-top: 1px solid var(--ec-border-on-dark-subtle);
    padding: var(--ec-space-6);
    display: flex;
    flex-direction: column;
    gap: var(--ec-space-2);
    transform: translateY(-110%);
    opacity: 0;
    transition: transform .35s ease, opacity .25s ease;
    z-index: 998;
}

.ec-header__mobile-menu.is-open {
    transform: translateY(0);
    opacity: 1;
}

.ec-header__mobile-link {
    padding: var(--ec-space-3) var(--ec-space-4);
    font-size: var(--ec-text-base);
    font-weight: var(--ec-font-medium);
    color: var(--ec-on-dark-80);
    border-radius: var(--ec-radius-sm);
    text-decoration: none;
    transition: var(--ec-transition);
    display: block;
}

.ec-header__mobile-link:hover {
    color: var(--ec-white);
    background: var(--ec-bg-on-dark-active);
}

.ec-header__mobile-divider {
    height: 1px;
    background: var(--ec-border-on-dark);
    margin-block: var(--ec-space-2);
}

.ec-header__mobile-cta {
    margin-top: var(--ec-space-2);
}

/* ─── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .ec-header__nav {
        display: none;
    }

    .ec-header__hamburger {
        display: flex;
    }
}

@media (max-width: 480px) {
    .ec-header__logo-sub {
        display: none;
    }
}