@charset "utf-8";
/* ==========================================================================
   Barra superior + cabecera sticky + menú principal (hamburguesa < 1200px)
   ========================================================================== */

/* ---------- Barra superior ---------- */
.topbar {
	background: var(--olive-900);
	color: var(--text-on-dark-muted);
	font-size: var(--fs-xs);
	line-height: 1.4;
}
.topbar-inner { padding-block: var(--space-2); }
.topbar-list {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: var(--space-1) var(--space-5);
}
.topbar-list li { display: inline-flex; align-items: center; gap: var(--space-1); }
.topbar .icon { flex: none; color: var(--lime-400); }
.topbar a { color: var(--text-on-dark); font-weight: 700; }
.topbar a:hover { color: var(--lime-200); }

/* ---------- Cabecera ---------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: var(--olive-700);
	transition: box-shadow var(--transition);
}
.site-header.is-stuck { box-shadow: var(--shadow-lg); }
.header-inner {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-4);
	min-height: var(--header-h);
}
.brand { display: block; flex: none; border-radius: var(--radius-sm); }
.brand img { display: block; width: auto; height: 52px; }

/* ---------- Botón hamburguesa ---------- */
.nav-toggle {
	display: inline-flex;
	align-items: center;
	gap: var(--space-2);
	min-height: 44px;
	padding: var(--space-2) var(--space-3);
	border: 1px solid rgba(255, 255, 255, .35);
	border-radius: var(--radius-pill);
	background: transparent;
	color: var(--text-on-dark);
	font-family: var(--font-heading);
	font-weight: 800;
	font-size: var(--fs-sm);
	cursor: pointer;
	transition: background-color var(--transition);
}
.nav-toggle:hover { background: var(--olive-800); }
.nav-toggle-bars { position: relative; display: block; width: 20px; height: 14px; }
.nav-toggle-bars span {
	position: absolute; left: 0; width: 100%; height: 2px;
	border-radius: 2px; background: currentColor;
	transition: transform var(--transition), opacity var(--transition), top var(--transition);
}
.nav-toggle-bars span:nth-child(1) { top: 0; }
.nav-toggle-bars span:nth-child(2) { top: 6px; }
.nav-toggle-bars span:nth-child(3) { top: 12px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1) { top: 6px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(3) { top: 6px; transform: rotate(-45deg); }

/* ---------- Menú móvil / tablet: panel desplegable ---------- */
#topmenu {
	position: absolute;
	top: 100%;
	left: 0;
	right: 0;
	padding: var(--space-2) var(--gutter) var(--space-4);
	background: var(--olive-800);
	box-shadow: var(--shadow-lg);
	visibility: hidden;
	opacity: 0;
	transform: translateY(-8px);
	transition: opacity var(--transition), transform var(--transition), visibility 0s linear 200ms;
}
#topmenu.is-open {
	visibility: visible;
	opacity: 1;
	transform: none;
	transition: opacity var(--transition), transform var(--transition);
}
#topmenu .menu { display: grid; gap: var(--space-1); }
#topmenu .menu a {
	display: block;
	padding: var(--space-3) var(--space-4);
	border-radius: var(--radius-sm);
	color: var(--text-on-dark);
	font-family: var(--font-heading);
	font-weight: 700;
	font-size: var(--fs-md);
	text-decoration: none;
}
#topmenu .menu a:hover { background: var(--olive-700); }
#topmenu .menu li.active a { background: var(--lime-400); color: var(--olive-900); }

/* Sin JavaScript el menú queda siempre visible bajo el logo */
.no-js .nav-toggle { display: none; }
.no-js .header-inner { flex-wrap: wrap; }
.no-js #topmenu { position: static; visibility: visible; opacity: 1; transform: none; width: 100%; background: none; box-shadow: none; padding: 0 0 var(--space-3); }

@media (min-width: 48em) {
	.topbar-list { justify-content: flex-end; }
	#topmenu .menu { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---------- Escritorio: logo a la izquierda, menú en línea ---------- */
@media (min-width: 75em) {
	.nav-toggle { display: none; }
	#topmenu, .no-js #topmenu {
		position: static;
		visibility: visible;
		opacity: 1;
		transform: none;
		padding: 0;
		background: none;
		box-shadow: none;
		width: auto;
		transition: none;   /* sin parpadeo al redimensionar entre móvil y escritorio */
	}
	#topmenu .menu { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: var(--space-1); }
	#topmenu .menu a {
		padding: var(--space-2) var(--space-3);
		border-radius: var(--radius-pill);
		font-size: var(--fs-sm);
		white-space: nowrap;
	}
	#topmenu .menu a:hover { background: var(--olive-800); }
	.brand img { height: 56px; }
}