/**
 * MediaPanel - Layout & Structure CSS
 * Cabecera, contenedor principal, pie de página y responsive
 */

/* Contenedor central */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
}

/* Cabecera Principal */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-height);
    background-color: rgba(9, 9, 11, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.site-header .container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

/* Marca / Logo */
.site-brand {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    font-weight: 800;
    font-size: 1.18rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.site-brand span {
    font-weight: 800;
    letter-spacing: -0.03em;
}

/* Navegación de escritorio */
.site-nav {
    display: none;
    align-items: center;
    gap: 0.5rem;
}

@media (min-width: 768px) {
    .site-nav {
        display: flex;
    }
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.85rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
    background-color: var(--bg-card);
}

.nav-link.active {
    color: var(--accent);
    border-bottom: 2px solid var(--accent);
}

/* Acciones en Cabecera */
.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.header-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.45rem 0.85rem;
    font-size: 0.82rem;
    font-weight: 600;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    transition: all var(--transition);
}

.header-btn:hover {
    background-color: var(--bg-card-hover);
    border-color: var(--border-light);
}

.header-btn-accent {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #ffffff;
    font-weight: 700;
}

.header-btn-accent:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #ffffff;
}

.header-btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

/* Menú de Usuario con Avatar y Dropdown en Hover */
.header-user-menu {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.header-user-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    cursor: pointer;
    overflow: hidden;
    padding: 0;
    transition: all var(--transition);
}

.header-user-avatar:hover,
.header-user-menu:hover .header-user-avatar {
    border-color: var(--accent);
}

.header-avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.header-avatar-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
    background-color: var(--bg-card-hover);
}

/* Dropdown que se despliega al pasar el ratón (hover) */
.header-user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 4px;
    min-width: 160px;
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
    display: none;
    flex-direction: column;
    z-index: 150;
    padding: 0.35rem 0;
}

/* Puente invisible para mantener el hover al mover el ratón */
.header-user-dropdown::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 0;
    right: 0;
    height: 8px;
}

.header-user-menu:hover .header-user-dropdown {
    display: flex;
}

.header-dropdown-user-header {
    padding: 0.45rem 0.85rem 0.4rem;
    font-size: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.header-dropdown-username {
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.header-dropdown-link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.85rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all var(--transition);
    text-decoration: none;
}

.header-dropdown-link i {
    width: 16px;
    text-align: center;
    font-size: 0.85rem;
}

.header-dropdown-link:hover {
    background-color: var(--bg-card-hover);
    color: var(--text-primary);
}

.header-dropdown-link:hover .text-accent {
    color: var(--accent);
}

.header-dropdown-link-danger {
    color: var(--text-secondary);
    border-top: 1px solid var(--border);
    margin-top: 0.25rem;
    padding-top: 0.5rem;
}

.header-dropdown-link-danger:hover {
    color: var(--danger);
    background-color: var(--danger-bg);
}

/* En dispositivos móviles en el header solo se muestra el título y el menú nav */
@media (max-width: 767px) {
    .header-actions .header-btn,
    .header-user-menu {
        display: none !important;
    }
}

/* Menú móvil */
.mobile-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
}

@media (min-width: 768px) {
    .mobile-toggle {
        display: none;
    }
}

.mobile-menu-drawer {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border);
    z-index: 99;
    padding: 1.5rem;
    flex-direction: column;
    gap: 1rem;
    overflow-y: auto;
}

.mobile-menu-drawer.active {
    display: flex;
}

.mobile-menu-drawer .nav-link {
    font-size: 1rem;
    padding: 0.75rem 1rem;
    width: 100%;
    border-bottom: 1px solid var(--border);
}

/* Área principal */
.site-main {
    flex: 1;
    padding-top: 1.5rem;
    padding-bottom: 3.5rem;
}

/* Pie de Página */
.site-footer {
    background-color: var(--bg-surface);
    border-top: 1px solid var(--border);
    padding: 2.5rem 0 2rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.footer-brand i {
    color: var(--accent);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
}

.footer-links a:hover {
    color: var(--text-primary);
}