/* ═════════════════════════════════════════
   Xan Cerámica — página de inicio
   (solo se carga en la portada)
   ═════════════════════════════════════════ */

/* ── 2. Muestrario ───────────────────────── */
.tiles {
	display: grid;
	grid-template-columns: repeat(8, minmax(0, 1fr));
	gap: 32px 20px;
	margin: 0;
	padding: 0;
	list-style: none;
}
.tile { display: block; text-decoration: none; color: var(--ink); }
.tile__swatch {
	display: block;
	aspect-ratio: 3 / 4;
	margin-bottom: 14px;
	border-radius: 1px;
	transform-origin: 50% 11%;
	background:
		radial-gradient(circle at 50% 11%, var(--bg) 0 5.5%, transparent 6.2%),
		var(--c);
}
.tile__name { display: block; font-family: var(--serif-d); font-size: 1.12rem; line-height: 1.22; }
.tile__count { display: block; margin-top: 4px; font-size: 13px; color: var(--ink-3); }
@media (hover: hover) {
	.tile:hover .tile__swatch { animation: xan-swing 1.3s var(--ease-out); }
	.tile:hover .tile__name { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .2em; }
}
@media (max-width: 1100px) { .tiles { grid-template-columns: repeat(4, minmax(0, 1fr)); } .tile__swatch { aspect-ratio: 4 / 3; transform-origin: 50% 14%; } }
@media (max-width: 560px) {
	.tiles { grid-template-columns: 1fr; gap: 0; border-top: 1px solid var(--line); }
	.tile { display: grid; grid-template-columns: 40px 1fr auto; align-items: center; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); }
	.tile__swatch { width: 40px; aspect-ratio: 3 / 4; margin: 0; background: radial-gradient(circle at 50% 14%, var(--bg) 0 3px, transparent 3.6px), var(--c); }
	.tile__name { font-size: 1.2rem; }
	.tile__count { margin: 0; }
}

/* ── 3. La tienda (pestañas) ─────────────── */
.shop-tabs .block__head { align-items: flex-end; }
.tabs { position: relative; display: flex; gap: 28px; overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tabs__btn {
	flex: none;
	padding: 6px 0 12px;
	border: 0;
	background: none;
	font: 500 15px/1.2 var(--sans);
	color: var(--ink-3);
	cursor: pointer;
	transition: color .25s var(--ease);
}
.tabs__btn:hover, .tabs__btn.is-active { color: var(--ink); }
.tabs::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--line); }
.tabs__ink { position: absolute; left: 0; bottom: 0; z-index: 1; height: 1px; width: 0; background: var(--ink); transition: transform .5s var(--ease-out), width .5s var(--ease-out); }
.tabs__panel.is-swap .pcard { animation: xan-fade-up .7s var(--ease-out) both; }
.tabs__panel.is-swap .pcard:nth-child(2) { animation-delay: .05s; }
.tabs__panel.is-swap .pcard:nth-child(3) { animation-delay: .10s; }
.tabs__panel.is-swap .pcard:nth-child(4) { animation-delay: .15s; }
.tabs__panel.is-swap .pcard:nth-child(5) { animation-delay: .20s; }
.tabs__panel.is-swap .pcard:nth-child(6) { animation-delay: .25s; }
.tabs__panel.is-swap .pcard:nth-child(7) { animation-delay: .30s; }
.tabs__panel.is-swap .pcard:nth-child(8) { animation-delay: .35s; }
@media (max-width: 640px) {
	.shop-tabs .block__head { align-items: flex-start; gap: 16px; }
	.tabs { gap: 22px; width: 100%; }
}

/* ── 4. Cómo se usa ──────────────────────── */
.howto { padding-top: var(--sp); }
.howto__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 7vw, 112px); }
.howto__media { position: sticky; top: 112px; height: min(calc(100vh - 160px), 760px); }
.howto__frame { position: relative; height: 100%; overflow: hidden; background: var(--clay); }
.howto__img {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	opacity: 0;
	transform: scale(1.08);
	transition: opacity .9s var(--ease), transform 1.6s var(--ease-out);
}
.howto__img.is-active { opacity: 1; transform: scale(1); }
.howto__count { position: absolute; left: 16px; bottom: 16px; padding: 6px 10px; background: var(--surface); font-size: 13px; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.howto__count b { font-weight: 600; color: var(--ink); }
.howto__steps { margin: 0; padding: 0; list-style: none; }
.howto__step {
	display: flex;
	flex-direction: column;
	justify-content: center;
	min-height: min(70vh, 640px);
	opacity: .25;
	transition: opacity .6s var(--ease);
}
.howto__step.is-active { opacity: 1; }
.howto__tile {
	display: block;
	width: 34px;
	height: 46px;
	margin-bottom: 24px;
	border-radius: 1px;
	background: radial-gradient(circle at 50% 8px, var(--bg) 0 3px, transparent 3.6px), var(--c);
	transform-origin: 50% 8px;
}
.howto__step.is-active .howto__tile { animation: xan-swing 1.4s var(--ease-out); }
.howto__title { margin-bottom: 12px; font-size: clamp(2rem, 3.6vw, 3.2rem); }
.howto__step p { max-width: 26em; margin: 0; font-size: 1.08rem; color: var(--ink-2); }
.howto__inline { display: none; }
@media (max-width: 860px) {
	.howto__grid { grid-template-columns: 1fr; }
	.howto__media { display: none; }
	.howto__step { min-height: 0; padding: 0 0 48px; opacity: 1; }
	.howto__inline { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; margin-bottom: 20px; background: var(--clay); }
	.howto__tile { margin-bottom: 14px; }
}

/* ── 5. Acuarelas: paleta interactiva ────── */
.feature { margin-top: var(--sp); padding: var(--sp) 0; background: var(--surface); overflow: hidden; }
.feature__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	align-items: center;
	gap: clamp(40px, 8vw, 128px);
}
.feature__media { position: relative; }
.feature__photo { overflow: hidden; background: var(--clay); }
.feature__photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }
.feature__title { max-width: 14em; margin-bottom: .6em; }
.feature__text > p { max-width: 32em; color: var(--ink-2); }

.swatchcard {
	position: absolute;
	right: -28px;
	bottom: -36px;
	width: min(320px, 72%);
	padding: 18px 22px 20px;
	background: var(--bg);
	border: 1px solid var(--line);
	box-shadow: 0 22px 44px -28px rgba(47, 45, 45, .45);
}
.swatchcard__stroke { display: block; width: 100%; height: auto; margin: 0 0 6px; overflow: visible; }
.swatchcard__wash { fill: var(--pc); opacity: .5; transition: fill .6s var(--ease); }
.swatchcard__core { fill: var(--pc); opacity: .85; mix-blend-mode: multiply; transition: fill .6s var(--ease); }
.swatchcard.is-swap .swatchcard__stroke { animation: xan-paint .9s var(--ease-out) both; }
.swatchcard.is-swap .swatchcard__name { animation: xan-fade-up .6s var(--ease-out) both .1s; }
.swatchcard__name { margin: 0; font-family: var(--serif-d); font-size: 1.7rem; line-height: 1.1; }
.swatchcard__num { margin: 4px 0 0; font-size: 13px; color: var(--ink-3); font-variant-numeric: tabular-nums; }

.colorlist {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 0 24px;
	max-width: 30em;
	margin: 28px 0 36px;
	padding: 12px 0;
	list-style: none;
	border-top: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
}
.colorlist__btn {
	display: flex;
	align-items: center;
	gap: 12px;
	width: 100%;
	min-height: 40px;
	padding: 6px 0;
	border: 0;
	background: none;
	font: 15px/1.3 var(--sans);
	color: var(--ink-2);
	text-align: left;
	cursor: pointer;
	transition: color .2s var(--ease);
}
.colorlist__btn .chip { width: 16px; height: 16px; transition: transform .35s var(--ease-out); }
.colorlist__btn:hover, .colorlist__btn.is-active { color: var(--ink); }
.colorlist__btn.is-active { font-weight: 500; }
.colorlist__btn.is-active .chip { transform: scale(1.3) rotate(-6deg); }
@media (max-width: 860px) {
	.feature__grid { grid-template-columns: 1fr; }
	.feature__media { order: 2; margin-bottom: 40px; }
	.swatchcard { right: 12px; bottom: -32px; width: min(300px, 78%); }
}

/* ── 6. Galería ──────────────────────────── */
.obra { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px 20px; }
.obra__item { display: flex; flex-direction: column; margin: 0; }
.obra__btn { display: block; flex: 1; width: 100%; padding: 0; border: 0; background: none; cursor: zoom-in; }
.obra__img { position: relative; display: block; height: 100%; aspect-ratio: 1; overflow: hidden; background: var(--clay); }
.obra__img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease-out), opacity .5s var(--ease); }
.obra__item--0 { grid-column: span 2; grid-row: span 2; }
.obra__item--0 .obra__img { aspect-ratio: auto; min-height: 320px; }
.obra__item--5, .obra__item--6 { grid-column: span 2; }
.obra__item--5 .obra__img, .obra__item--6 .obra__img { aspect-ratio: 2 / 1; }
.obra__item figcaption { margin-top: 8px; }
@media (hover: hover) { .obra__btn:hover .obra__img img { transform: scale(1.05); } }
@media (max-width: 760px) {
	.obra { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 14px; }
	.obra__item--0 { grid-row: auto; }
	.obra__item--0 .obra__img { aspect-ratio: 1; min-height: 0; }
	.obra__item--5, .obra__item--6 { grid-column: span 1; }
	.obra__item--5 .obra__img, .obra__item--6 .obra__img { aspect-ratio: 1; }
}

/* Visor */
.lightbox {
	width: 100%;
	max-width: none;
	height: 100%;
	max-height: none;
	margin: 0;
	padding: 0;
	border: 0;
	background: rgba(28, 27, 27, .95);
	color: #F4EFE7;
}
.lightbox::backdrop { background: transparent; }
.lightbox[open] { display: grid; place-items: center; animation: xan-fade .35s var(--ease) both; }
.lightbox__fig { display: flex; flex-direction: column; align-items: center; gap: 14px; max-width: min(92vw, 1100px); margin: 0; }
.lightbox__fig img { max-width: 100%; max-height: 80vh; width: auto; height: auto; object-fit: contain; }
.lightbox.is-swap .lightbox__fig img { animation: xan-zoom-in .5s var(--ease-out) both; }
.lightbox__fig figcaption { color: #D9D1C6; }
.lightbox__btn { position: absolute; padding: 12px 14px; border: 0; background: none; font: 500 15px var(--sans); color: #F4EFE7; cursor: pointer; text-decoration: underline; text-underline-offset: .35em; text-decoration-color: rgba(244, 239, 231, .35); }
.lightbox__btn:hover { text-decoration-color: #F4EFE7; }
.lightbox__close { top: 16px; right: 16px; }
.lightbox__prev { left: 16px; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 16px; top: 50%; transform: translateY(-50%); }
@media (max-width: 640px) {
	.lightbox__prev, .lightbox__next { top: auto; bottom: 20px; transform: none; }
}

/* ── 7. El taller ────────────────────────── */
.taller { padding-top: var(--sp); }
.taller__grid {
	position: relative;
	display: grid;
	grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
	align-items: center;
	gap: clamp(32px, 7vw, 112px);
	padding-top: var(--sp);
}
.taller__grid::before { content: ""; position: absolute; top: 0; left: var(--gut); right: var(--gut); border-top: 1px solid var(--line); }
.taller__lead { max-width: 32em; font-family: var(--serif); font-size: clamp(1.15rem, 1.8vw, 1.4rem); line-height: 1.55; }
.taller__media { overflow: hidden; background: var(--clay); }
.taller__media img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.facts { margin: 28px 0 32px; padding: 0; list-style: none; }
.facts li { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.facts li:first-child { border-top: 1px solid var(--line); }
@media (max-width: 860px) { .taller__grid { grid-template-columns: 1fr; } }