/* Oxford – Tipos de curso
   Medidas en rem (1rem = 16px por defecto). Los bordes se dejan en 1px a propósito
   para que se vean nítidos en todas las pantallas.
   Colores en variables: cámbialos aquí si quieres ajustar el tono. */
.oxtc {
	--oxtc-navy: #14325A;
	--oxtc-blue: #1E6E9E;
	--oxtc-text: #22303C;
	--oxtc-muted: #55636F;
	--oxtc-border: #D9E3EA;
	--oxtc-bg: #F4F8FB;
	--oxtc-tag-bg: #EAF3F9;
	--oxtc-placeholder: #E3EEF7;
	--oxtc-pad-x: 2.5rem; /* margen interior a los lados */

	width: 100%;
	background: var(--oxtc-bg);
	color: var(--oxtc-text);
	font-family: inherit;
	padding: 4rem var(--oxtc-pad-x) 5rem;
	box-sizing: border-box;
}
.oxtc *,
.oxtc *::before,
.oxtc *::after { box-sizing: border-box; }

.oxtc [hidden] { display: none !important; }

/* Contenido a todo lo ancho */
.oxtc__inner {
	width: 100%;
	display: flex;
	flex-direction: column;
	gap: 1.75rem;
}

/* Encabezado */
.oxtc__head {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.625rem;
	text-align: center;
}
.oxtc__eyebrow {
	font-size: 0.8125rem;
	font-weight: 600;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: var(--oxtc-blue);
}
.oxtc .oxtc__title {
	margin: 0;
	font-size: 2.25rem;
	line-height: 1.2;
	font-weight: 700;
	color: var(--oxtc-navy);
	font-family: "Hanken Grotesk", Sans-serif;
}
.oxtc .oxtc__subtitle {
	margin: 0;
	max-width: 38.75rem;
	font-size: 1.0625rem;
	line-height: 1.55;
	color: var(--oxtc-muted);
}

/* Barra de filtros */
.oxtc__filters { display: flex; flex-direction: column; gap: 0.875rem; }
.oxtc__filters-bar {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
}
.oxtc .oxtc__filters-label {
	margin: 0;
	font-size: 0.9375rem;
	font-weight: 600;
	color: var(--oxtc-muted);
}

/* Reset de botones (algunos temas les ponen mayúsculas, sombras, etc.) */
.oxtc button.oxtc__all,
.oxtc button.oxtc__tile,
.oxtc button.oxtc__more {
	font-family: inherit;
	text-transform: none;
	letter-spacing: normal;
	box-shadow: none;
	text-shadow: none;
	cursor: pointer;
	transition: background-color .15s, color .15s, border-color .15s;
	margin: 0;
}

.oxtc button.oxtc__all {
	min-height: 2.75rem;
	padding: 0 1.125rem;
	border-radius: 0.5rem;
	font-size: 0.9375rem;
	font-weight: 600;
	line-height: 1.2;
	background: #FFFFFF;
	color: var(--oxtc-blue);
	border: 1px solid var(--oxtc-blue);
}
.oxtc button.oxtc__all.is-active {
	background: var(--oxtc-blue);
	color: #FFFFFF;
}

/* Recuadros de tipos: número fijo de columnas (atributo columnas, 7 por defecto)
   que baja en pantallas más angostas. */
.oxtc__tiles {
	display: grid;
	grid-template-columns: repeat(var(--oxtc-cols, 7), minmax(0, 1fr));
	gap: 0.75rem;
}
.oxtc button.oxtc__tile {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 4.75rem;
	padding: 0.75rem;
	border-radius: 0.625rem;
	text-align: center;
	font-size: 0.9375rem;
	font-weight: 600;
	line-height: 1.3;
	white-space: normal;
	background: #FFFFFF;
	color: var(--oxtc-navy);
	border: 1px solid var(--oxtc-border);
}
.oxtc button.oxtc__tile:hover { border-color: var(--oxtc-blue); }
.oxtc button.oxtc__tile.is-active {
	background: var(--oxtc-navy);
	color: #FFFFFF;
	border-color: var(--oxtc-navy);
}
.oxtc button:focus-visible {
	outline: 3px solid var(--oxtc-blue);
	outline-offset: 2px;
}

/* Contador */
.oxtc .oxtc__count {
	margin: 0;
	padding-top: 1.25rem;
	border-top: 1px solid #DCE5EC;
	font-size: 0.9375rem;
	color: var(--oxtc-muted);
}

/* Tarjetas: se acomodan solas según el ancho (mínimo 18rem cada una) */
.oxtc__grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr));
	gap: 1.5rem;
}
.oxtc__card {
	display: flex;
	flex-direction: column;
	background: #FFFFFF;
	border: 1px solid var(--oxtc-border);
	border-radius: 0.75rem;
	overflow: hidden;
}
.oxtc__media {
	display: block;
	aspect-ratio: 16 / 9;
	background: var(--oxtc-placeholder);
	overflow: hidden;
}
.oxtc__media img {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: cover;
	margin: 0;
}
.oxtc__media-empty { display: block; width: 100%; height: 100%; }
.oxtc__body {
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
	padding: 1.25rem;
	flex-grow: 1;
}
.oxtc__tag {
	align-self: flex-start;
	font-size: 0.75rem;
	font-weight: 600;
	color: var(--oxtc-navy);
	background: var(--oxtc-tag-bg);
	padding: 0.3125rem 0.625rem;
	border-radius: 999rem;
}
.oxtc .oxtc__card-title {
	margin: 0;
	font-size: 1.0625rem;
	line-height: 1.4;
	font-weight: 600;
}
.oxtc .oxtc__card-title a {
	color: var(--oxtc-navy);
	text-decoration: none;
}
.oxtc .oxtc__card-title a:hover { color: var(--oxtc-blue); }
.oxtc .oxtc__link {
	margin-top: auto;
	font-size: 0.9375rem;
	font-weight: 600;
	color: var(--oxtc-blue);
	text-decoration: none;
}
.oxtc .oxtc__link:hover { color: var(--oxtc-navy); }

/* Sin resultados */
.oxtc__empty {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.5rem;
	padding: 3rem 1.5rem;
	background: #FFFFFF;
	border: 1px dashed #C9D6E0;
	border-radius: 0.75rem;
	text-align: center;
}
.oxtc .oxtc__empty-title { margin: 0; font-size: 1.125rem; font-weight: 600; color: var(--oxtc-navy); }
.oxtc .oxtc__empty-text { margin: 0; font-size: 0.9375rem; color: var(--oxtc-muted); }

/* Mostrar más */
.oxtc__more-wrap { display: flex; justify-content: center; }
.oxtc button.oxtc__more {
	min-height: 3rem;
	padding: 0 2rem;
	border-radius: 0.5rem;
	border: 0;
	background: var(--oxtc-blue);
	color: #FFFFFF;
	font-size: 0.9375rem;
	font-weight: 600;
	letter-spacing: .04em;
	text-transform: uppercase;
}
.oxtc button.oxtc__more:hover { background: var(--oxtc-navy); }

/* Menos columnas de tipos en pantallas más angostas */
@media (max-width: 75rem) {      /* 1200px */
	.oxtc__tiles { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}
@media (max-width: 56rem) {      /* 896px */
	.oxtc { --oxtc-pad-x: 1.5rem; }
	.oxtc__tiles { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 43rem) {      /* 688px */
	.oxtc__tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 37.5rem) {    /* 600px */
	.oxtc { --oxtc-pad-x: 1rem; padding-top: 3rem; padding-bottom: 3.5rem; }
	.oxtc .oxtc__title { font-size: 1.75rem; }
	.oxtc__tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.oxtc button.oxtc__tile { min-height: 4rem; font-size: 0.875rem; }
}