/* ==========================================================================
   Sigillum · Componentes
   Anuncio · Header · Navegación · Búsqueda · Botones · Encabezados ·
   Grid y tarjeta de producto · Franja editorial · Campos · Footer
   ========================================================================== */

/* ---------- Anuncio ---------- */

.announcement {
	padding: var(--space-2) var(--gutter);
	background: var(--sig-black);
	border-bottom: var(--border-hair) solid var(--sig-rule-gold);
	text-align: center;
}

.announcement__text {
	display: inline-flex;
	align-items: center;
	gap: var(--space-4);
	font-size: var(--step--2);
	font-weight: var(--weight-ui);
	letter-spacing: var(--track-eyebrow);
	text-transform: uppercase;
	color: var(--sig-gold);
}

.announcement__text::before,
.announcement__text::after {
	content: "";
	width: 2.5rem;
	border-top: var(--border-hair) solid var(--sig-rule-gold);
}

@media (max-width: 599px) {
	.announcement__text {
		letter-spacing: var(--track-caps);
	}

	.announcement__text::before,
	.announcement__text::after {
		display: none;
	}
}

/* ---------- Header ---------- */

.site-header {
	position: sticky;
	top: 0;
	z-index: var(--z-header);
	background: var(--sig-charcoal);
	border-bottom: var(--border-hair) solid transparent;
	transition: border-color var(--dur-base) var(--ease), background-color var(--dur-base) var(--ease);
}

.site-header.is-scrolled {
	background: rgba(21, 21, 21, 0.96);
	border-bottom-color: var(--sig-rule-gold);
}

@supports (backdrop-filter: blur(8px)) {
	.site-header.is-scrolled {
		background: rgba(21, 21, 21, 0.88);
		backdrop-filter: blur(8px);
	}
}

.site-header__inner {
	display: grid;
	grid-template-columns: auto 1fr auto;
	align-items: center;
	gap: var(--space-4);
	max-width: calc(var(--container) + 2 * var(--gutter));
	height: var(--header-h);
	margin-inline: auto;
	padding-inline: var(--gutter);
}

.site-header__actions {
	display: flex;
	align-items: center;
	justify-content: flex-end;
	gap: var(--space-1);
}

/* Marca: emblema AR + nombre */
.brand {
	display: inline-flex;
	align-items: center;
	gap: var(--space-3);
	color: var(--sig-ivory);
	text-decoration: none;
}

.brand:hover {
	color: var(--sig-ivory);
}

.brand__emblem {
	/* El PNG es cuadrado pero el emblema es vertical (~53% del ancho):
	   el margen negativo recorta el aire transparente de los lados. */
	--emblem: 60px;
	width: var(--emblem);
	height: var(--emblem);
	margin-inline: calc(var(--emblem) * -0.22);
	object-fit: contain;
}

.brand__name {
	font-family: var(--font-display);
	font-size: 1.625rem;
	font-weight: 500;
	line-height: 1;
	letter-spacing: 0.26em;
	/* Compensa el tracking final para centrar ópticamente */
	margin-right: -0.26em;
	text-transform: uppercase;
}

.brand--footer .brand__emblem {
	--emblem: 64px;
}

@media (max-width: 899px) {
	.site-header__inner {
		grid-template-columns: 1fr auto 1fr;
	}

	.site-header .brand--header {
		justify-self: center;
		gap: var(--space-2);
	}

	.site-header .brand--header .brand__emblem {
		--emblem: 48px;
	}

	.site-header .brand--header .brand__name {
		font-size: 1.25rem;
		letter-spacing: 0.2em;
		margin-right: -0.2em;
	}

	.site-header .icon-btn--account {
		display: none;
	}
}

@media (max-width: 379px) {
	.site-header .brand--header .brand__name {
		display: none;
	}
}

/* Botón de icono: área táctil de 44px */
.icon-btn {
	position: relative;
	display: inline-grid;
	place-items: center;
	width: 44px;
	height: 44px;
	padding: 0;
	background: none;
	border: 0;
	border-radius: var(--radius-control);
	color: var(--sig-ivory);
	text-decoration: none;
	transition: color var(--dur-fast) var(--ease);
}

.icon-btn:hover,
.icon-btn[aria-expanded="true"] {
	color: var(--sig-gold);
}

.cart-count {
	position: absolute;
	top: 4px;
	right: 2px;
	display: grid;
	place-items: center;
	min-width: 17px;
	height: 17px;
	padding-inline: 4px;
	border-radius: 9px;
	background: var(--sig-gold);
	color: var(--sig-black);
	font-size: 10px;
	font-weight: 700;
	line-height: 1;
}

.cart-count.is-empty {
	display: none;
}

/* ---------- Navegación ---------- */

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

.nav__link {
	display: inline-flex;
	align-items: center;
	gap: var(--space-1);
	padding: var(--space-3) 0;
	background: none;
	border: 0;
	color: var(--sig-ivory);
	font-size: 0.75rem;
	font-weight: var(--weight-ui);
	letter-spacing: var(--track-caps);
	text-decoration: none;
	text-transform: uppercase;
}

.nav__link:hover,
.nav__toggle[aria-expanded="true"],
.nav__link[aria-current="page"],
.nav__item.is-current > .nav__link,
.nav__sublink:hover,
.nav__sublink[aria-current="page"] {
	color: var(--sig-gold);
}

/* Flecha aparte cuando el elemento padre tiene su propia página */
.nav__toggle--icon {
	display: inline-grid;
	place-items: center;
	width: 28px;
	min-height: 44px;
	padding: 0;
	background: none;
	border: 0;
	color: var(--sig-ivory);
}

.nav__toggle--icon:hover {
	color: var(--sig-gold);
}

.nav__toggle .icon {
	transition: transform var(--dur-base) var(--ease);
}

.nav__toggle[aria-expanded="true"] .icon {
	transform: rotate(180deg);
}

/* `.nav .nav__sub` (y no solo `.nav__sub`) para ganarle al reset ul[class] */
.nav .nav__sub {
	margin: 0;
	padding: 0;
	list-style: none;
}

.nav__sublink {
	display: block;
	padding: var(--space-2) 0;
	color: var(--sig-ivory);
	font-size: var(--step--1);
	letter-spacing: 0.04em;
	text-decoration: none;
}

.nav__panel-head {
	display: none;
}

/* Desktop */
@media (min-width: 900px) {
	.site-header__menu-btn {
		display: none;
	}

	.nav {
		justify-self: center;
	}

	.nav__list {
		gap: clamp(1.5rem, 3vw, 3rem);
	}

	.nav__item--has-children {
		position: relative;
		display: flex;
		align-items: center;
	}

	.nav .nav__sub {
		position: absolute;
		top: calc(100% + var(--space-3));
		left: 50%;
		min-width: 15rem;
		padding: var(--space-4) var(--space-5);
		background: var(--sig-charcoal);
		border: var(--border-hair) solid var(--sig-rule-gold);
		opacity: 0;
		visibility: hidden;
		transform: translate(-50%, -4px);
		transition: opacity var(--dur-base) var(--ease), transform var(--dur-base) var(--ease), visibility var(--dur-base);
	}

	.nav__toggle[aria-expanded="true"] + .nav__sub {
		opacity: 1;
		visibility: visible;
		transform: translate(-50%, 0);
	}
}

/* Móvil: panel lateral */
@media (max-width: 899px) {
	.nav {
		position: fixed;
		inset: 0 auto 0 0;
		z-index: var(--z-drawer);
		width: min(22rem, 86vw);
		padding: 0 var(--gutter) var(--space-7);
		overflow-y: auto;
		background: var(--sig-charcoal);
		border-right: var(--border-hair) solid var(--sig-rule-gold);
		transform: translateX(-100%);
		visibility: hidden;
		transition: transform var(--dur-slow) var(--ease), visibility var(--dur-slow);
	}

	.nav.is-open {
		transform: none;
		visibility: visible;
	}

	.nav__panel-head {
		display: flex;
		align-items: center;
		justify-content: space-between;
		height: var(--header-h);
		margin-bottom: var(--space-4);
		border-bottom: var(--border-hair) solid var(--sig-rule-light);
	}

	.nav__panel-head .brand__emblem {
		--emblem: 44px;
	}

	.nav__panel-head .brand__name {
		font-size: 1.125rem;
	}

	.nav__list {
		flex-direction: column;
	}

	.nav__item {
		border-bottom: var(--border-hair) solid var(--sig-rule-light);
	}

	.nav__link {
		justify-content: space-between;
		width: 100%;
		min-height: 52px;
		font-size: var(--step--1);
	}

	.nav__item--has-children {
		display: flex;
		flex-wrap: wrap;
		align-items: center;
	}

	.nav__item--has-children > a.nav__link {
		flex: 1;
		width: auto;
	}

	.nav__toggle--icon {
		width: 44px;
		min-height: 52px;
	}

	.nav .nav__sub {
		display: none;
		flex-basis: 100%;
		padding: 0 0 var(--space-4) var(--space-4);
	}

	.nav__toggle[aria-expanded="true"] + .nav__sub {
		display: block;
	}

	.nav__sublink {
		min-height: 44px;
		display: flex;
		align-items: center;
	}
}

.nav-backdrop {
	position: fixed;
	inset: 0;
	z-index: calc(var(--z-drawer) - 1);
	background: rgba(8, 8, 8, 0.6);
}

body.nav-open {
	overflow: hidden;
}

/* ---------- Búsqueda ---------- */

.site-search {
	border-top: var(--border-hair) solid var(--sig-rule-light);
	background: var(--sig-charcoal);
}

.site-search__form {
	display: flex;
	gap: var(--space-3);
	max-width: calc(var(--container-narrow) + 2 * var(--gutter));
	margin-inline: auto;
	padding: var(--space-5) var(--gutter);
}

.site-search__input {
	flex: 1;
	min-width: 0;
	min-height: 48px;
	padding: 0 var(--space-4);
	background: transparent;
	border: var(--border-hair) solid var(--sig-rule-light);
	border-radius: var(--radius-control);
	font-family: var(--font-display);
	font-size: var(--step-1);
}

.site-search__input:focus {
	border-color: var(--sig-gold);
	outline: none;
}

/* ---------- Botones ---------- */

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: var(--space-3);
	min-height: 52px;
	padding: 0 var(--space-6);
	border: var(--border-hair) solid transparent;
	border-radius: var(--radius-control);
	background: transparent;
	font-family: var(--font-sans);
	font-size: 0.75rem;
	font-weight: var(--weight-ui);
	letter-spacing: var(--track-eyebrow);
	line-height: 1.2;
	text-align: center;
	text-decoration: none;
	text-transform: uppercase;
	transition: background-color var(--dur-base) var(--ease), color var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease);
}

.btn .icon {
	flex: none;
	transition: transform var(--dur-base) var(--ease);
}

.btn:hover .icon {
	transform: translateX(3px);
}

.btn--outline {
	border-color: var(--sig-gold);
	color: var(--sig-gold);
}

.btn--outline:hover {
	background: var(--sig-gold);
	color: var(--sig-black);
}

.btn--solid {
	background: var(--sig-ivory);
	border-color: var(--sig-ivory);
	color: var(--sig-black);
}

.btn--solid:hover {
	background: var(--sig-white);
	border-color: var(--sig-white);
	color: var(--sig-black);
}

.btn--outline-dark {
	border-color: var(--sig-ink);
	color: var(--sig-ink);
}

.btn--outline-dark:hover {
	background: var(--sig-ink);
	color: var(--sig-ivory);
}

.btn--solid-dark {
	background: var(--sig-ink);
	border-color: var(--sig-ink);
	color: var(--sig-ivory);
}

.btn--solid-dark:hover {
	background: var(--sig-black);
	color: var(--sig-white);
}

.btn--link {
	min-height: 44px;
	padding: 0;
	color: var(--color-text);
}

.btn--link span {
	padding-bottom: 2px;
	border-bottom: var(--border-hair) solid var(--sig-rule-gold);
	transition: border-color var(--dur-base) var(--ease);
}

.btn--link:hover {
	color: var(--color-text);
}

.btn--link:hover span {
	border-color: var(--sig-gold);
}

.btn--link .icon {
	color: var(--sig-gold);
}

/* ---------- Encabezado de sección ---------- */

.section-heading {
	margin-bottom: var(--space-7);
}

.section-heading__title {
	font-size: var(--step-3);
	font-weight: var(--weight-display);
	letter-spacing: var(--track-heading);
	text-transform: uppercase;
}

.section-heading .eyebrow {
	margin-bottom: var(--space-3);
}

/* Con reglas doradas a los lados (centrado) */
.section-heading--ruled {
	display: grid;
	justify-items: center;
	text-align: center;
}

.section-heading--ruled .section-heading__title {
	display: flex;
	align-items: center;
	gap: clamp(1rem, 3vw, 2.5rem);
	width: 100%;
	/* El tracking final se compensa para centrar */
	padding-left: var(--track-heading);
}

.section-heading--ruled .section-heading__title::before,
.section-heading--ruled .section-heading__title::after {
	content: "";
	flex: 1;
	max-width: 12rem;
	border-top: var(--border-hair) solid var(--sig-gold);
}

.section-heading--ruled .section-heading__title::before {
	margin-left: auto;
}

.section-heading--ruled .section-heading__title::after {
	margin-right: auto;
}

/* Con regla corta debajo (alineado a la izquierda) */
.section-heading--underline .section-heading__title::after {
	content: "";
	display: block;
	width: 3rem;
	margin-top: var(--space-5);
	border-top: var(--border-hair) solid var(--sig-gold);
}

@media (max-width: 599px) {
	.section-heading__title {
		letter-spacing: 0.14em;
	}

	.section-heading--ruled .section-heading__title::before,
	.section-heading--ruled .section-heading__title::after {
		max-width: 2rem;
	}
}

/* ---------- Grid y tarjeta de producto ---------- */

.product-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: var(--space-6) var(--space-4);
	margin: 0;
	padding: 0;
	list-style: none;
}

@media (min-width: 700px) {
	.product-grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
		gap: var(--space-7) var(--space-5);
	}
}

@media (min-width: 1100px) {
	.product-grid {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

.product-card {
	display: grid;
	gap: var(--space-4);
}

.product-card__media {
	position: relative;
	display: block;
	aspect-ratio: 1;
	overflow: hidden;
	background: var(--sig-white);
}

.product-card__img {
	width: 100%;
	height: 100%;
	object-fit: contain;
	transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}

.product-card__img--alt {
	position: absolute;
	inset: 0;
	opacity: 0;
}

.product-card:hover .product-card__img--alt {
	opacity: 1;
}

.product-card:hover .product-card__media > .product-card__img:only-child {
	transform: scale(1.03);
}

.product-card__body {
	display: grid;
	gap: var(--space-2);
}

.product-card__title {
	font-family: var(--font-display);
	font-size: var(--step-1);
	font-weight: 500;
	line-height: var(--leading-snug);
	letter-spacing: 0.02em;
}

.product-card__title a {
	text-decoration: none;
}

/* Toda la tarjeta es clicable desde el título */
.product-card {
	position: relative;
}

.product-card__title a::after {
	content: "";
	position: absolute;
	inset: 0;
}

.product-card__price {
	font-size: var(--step--1);
	font-weight: var(--weight-ui);
	letter-spacing: 0.06em;
	color: var(--color-text-muted);
}

.product-card__price del {
	opacity: 0.6;
}

.product-card__price ins {
	text-decoration: none;
	color: var(--color-text);
}

.product-card__colors {
	display: flex;
	gap: var(--space-2);
}

.swatch {
	width: 14px;
	height: 14px;
	border-radius: 50%;
	background: var(--swatch, transparent);
	box-shadow: 0 0 0 1px var(--sig-muted);
}

/* ---------- Franja editorial ---------- */

.band {
	display: grid;
	justify-items: center;
	padding: var(--space-8) var(--gutter);
	background: var(--sig-graphite);
	border-block: var(--border-hair) solid var(--sig-rule-light);
	text-align: center;
}

.band .rule-short {
	margin-bottom: 0;
}

/* ---------- Campos ---------- */

.field {
	display: grid;
	gap: var(--space-2);
}

.field__label {
	font-size: var(--step--2);
	font-weight: var(--weight-ui);
	letter-spacing: var(--track-caps);
	text-transform: uppercase;
	color: var(--color-text-muted);
}

.field__input {
	min-height: 48px;
	padding: 0 var(--space-4);
	background: transparent;
	border: var(--border-hair) solid var(--color-rule);
	border-radius: var(--radius-control);
	color: var(--color-text);
	transition: border-color var(--dur-fast) var(--ease);
}

.field__input:hover {
	border-color: var(--sig-muted);
}

.field__input:focus {
	border-color: var(--sig-gold);
	outline: none;
}

select.field__input {
	appearance: none;
	padding-right: var(--space-7);
	background-image: linear-gradient(45deg, transparent 50%, var(--sig-gold) 50%), linear-gradient(135deg, var(--sig-gold) 50%, transparent 50%);
	background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%;
	background-size: 5px 5px;
	background-repeat: no-repeat;
}

select.field__input option {
	background: var(--sig-charcoal);
}

/* ---------- Footer ---------- */

.site-footer {
	background: var(--sig-charcoal);
	border-top: var(--border-hair) solid var(--sig-rule-gold);
}

.site-footer__inner {
	display: grid;
	gap: var(--space-6);
	max-width: calc(var(--container) + 2 * var(--gutter));
	margin-inline: auto;
	padding: var(--space-7) var(--gutter) var(--space-6);
}

.site-footer__tagline {
	margin-top: var(--space-3);
	font-family: var(--font-display);
	font-style: italic;
	color: var(--sig-muted);
}

.footer-nav__list,
.site-footer__legal ul {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2) var(--space-5);
	margin: 0;
	padding: 0;
	list-style: none;
}

.footer-nav__list a {
	display: inline-flex;
	align-items: center;
	min-height: 44px;
	font-size: var(--step--2);
	font-weight: var(--weight-ui);
	letter-spacing: var(--track-caps);
	text-decoration: none;
	text-transform: uppercase;
}

.social {
	display: flex;
	gap: var(--space-1);
	margin: 0 0 0 calc(-1 * var(--space-3));
	padding: 0;
	list-style: none;
}

.site-footer__legal {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: var(--space-3) var(--space-6);
	max-width: calc(var(--container) + 2 * var(--gutter));
	margin-inline: auto;
	padding: var(--space-5) var(--gutter);
	border-top: var(--border-hair) solid var(--sig-rule-light);
	font-size: var(--step--2);
	letter-spacing: 0.06em;
	color: var(--sig-muted);
}

.site-footer__legal a {
	text-decoration: none;
}

@media (min-width: 900px) {
	.site-footer__inner {
		grid-template-columns: auto 1fr auto;
		align-items: center;
		gap: var(--space-7);
	}

	.footer-nav__list {
		justify-content: center;
	}

	.social {
		margin: 0 calc(-1 * var(--space-3)) 0 0;
	}
}

/* Separadores verticales entre enlaces cuando caben en una sola línea */
@media (min-width: 1200px) {
	.footer-nav__list {
		flex-wrap: nowrap;
	}

	.footer-nav__list li + li::before {
		content: "";
		display: inline-block;
		width: 1px;
		height: 0.9em;
		margin-right: var(--space-5);
		vertical-align: middle;
		background: var(--sig-rule-light);
	}
}

/* ---------- Estado vacío (404 y búsqueda sin resultados) ---------- */

.empty-state {
	display: grid;
	justify-items: start;
	gap: var(--space-5);
	max-width: 40rem;
}

.empty-state__search {
	display: flex;
	gap: var(--space-3);
	width: 100%;
}

.empty-state__search .field__input {
	flex: 1;
	min-width: 0;
}

.empty-state__links {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-2);
	margin: 0;
	padding: 0;
	list-style: none;
}

/* Pastillas (también se usan en la tienda; aquí sin depender de shop.css) */
.empty-state .chip {
	display: inline-flex;
	align-items: center;
	min-height: 40px;
	padding: 0 var(--space-4);
	border: var(--border-hair) solid var(--sig-rule-light);
	border-radius: var(--radius-control);
	font-size: var(--step--2);
	font-weight: var(--weight-ui);
	letter-spacing: var(--track-caps);
	text-decoration: none;
	text-transform: uppercase;
}

.empty-state .chip:hover {
	border-color: var(--sig-gold);
	color: var(--sig-gold);
}