/*
Theme Name: LXA – Language Excellence Agency
Theme URI: https://lxa.com.mx
Author: LXA
Description: Tema del instituto LXA: escaparate, carrusel de cursos, clases abiertas de YouTube, ruta de certificación docente y verificación de constancias. Compatible con Tutor LMS.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: lxa
*/

:root {
	--lxa-navy: #0B1F3A;
	--lxa-navy-2: #132C50;
	--lxa-navy-3: #1D3C6B;
	--lxa-line-dark: #2A4672;
	--lxa-muted-dark: #C9D3E6;
	--lxa-soft-dark: #D5DDEC;
	--lxa-gold: #C8A45D;
	--lxa-gold-text: #6E5220;
	--lxa-cream: #F4ECDC;
	--lxa-bg: #F6F7FB;
	--lxa-card: #FFFFFF;
	--lxa-line: #E1E6EF;
	--lxa-text: #0B1F3A;
	--lxa-muted: #4A5872;
	--lxa-radius: 16px;
	--lxa-max: 1240px;
	--lxa-head: 'Space Grotesk', system-ui, sans-serif;
	--lxa-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: var(--lxa-body);
	color: var(--lxa-text);
	background: var(--lxa-bg);
	line-height: 1.55;
	-webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--lxa-navy); }
a:hover { color: var(--lxa-navy-3); }
h1, h2, h3, h4 { font-family: var(--lxa-head); line-height: 1.12; margin: 0; }
p { margin: 0; }
.screen-reader-text {
	position: absolute !important; width: 1px; height: 1px; overflow: hidden;
	clip: rect(1px, 1px, 1px, 1px); white-space: nowrap;
}
.skip-link:focus {
	position: fixed; top: 8px; left: 8px; z-index: 1000; width: auto; height: auto; clip: auto;
	background: #fff; padding: 12px 16px; border-radius: 8px;
}
:focus-visible { outline: 3px solid var(--lxa-gold); outline-offset: 2px; }

.lxa-wrap { max-width: var(--lxa-max); margin: 0 auto; padding: 0 24px; }
.lxa-section { padding: 80px 0; }
.lxa-section--tight { padding: 0 0 80px; }
.lxa-section-head { display: flex; flex-direction: column; gap: 10px; max-width: 720px; margin-bottom: 36px; }
.lxa-section-head h2 { font-size: clamp(30px, 4vw, 40px); }
.lxa-section-head p { font-size: 17px; color: var(--lxa-muted); }
.lxa-row-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 24px; }

/* Botones y etiquetas */
.lxa-btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px;
	min-height: 48px; padding: 0 22px; border-radius: 10px; border: 1px solid transparent;
	font-family: var(--lxa-body); font-weight: 700; font-size: 16px; text-decoration: none; cursor: pointer;
}
.lxa-btn--gold { background: var(--lxa-gold); color: var(--lxa-navy); }
.lxa-btn--gold:hover { background: #D6B571; color: var(--lxa-navy); }
.lxa-btn--navy { background: var(--lxa-navy); color: #fff; }
.lxa-btn--navy:hover { background: var(--lxa-navy-3); color: #fff; }
.lxa-btn--ghost-dark { color: #fff; border-color: #5B739B; }
.lxa-btn--ghost-dark:hover { color: #fff; background: var(--lxa-navy-2); }
.lxa-btn--ghost { color: var(--lxa-navy); border-color: #C9D3E6; background: #fff; }
.lxa-pill {
	display: inline-block; align-self: flex-start; font-size: 12px; font-weight: 700; letter-spacing: .06em;
	text-transform: uppercase; padding: 5px 12px; border-radius: 999px;
}
.lxa-pill--gold { background: var(--lxa-gold); color: var(--lxa-navy); }
.lxa-pill--cream { background: var(--lxa-cream); color: var(--lxa-gold-text); }

/* Encabezado */
.lxa-header { background: var(--lxa-navy); color: #fff; position: relative; z-index: 50; }
.lxa-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-top: 14px; padding-bottom: 14px; }
.lxa-brand { display: flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; }
.lxa-brand:hover { color: #fff; }
.lxa-brand img { width: 52px; height: 52px; }
.lxa-brand span { font-family: var(--lxa-head); font-weight: 700; font-size: 18px; }
.lxa-nav { display: flex; align-items: center; gap: 24px; }
.lxa-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 24px; }
.lxa-nav a { color: #fff; text-decoration: none; font-size: 15px; }
.lxa-nav a:hover, .lxa-nav .current-menu-item > a { color: var(--lxa-gold); }
.lxa-nav .lxa-btn { min-height: 44px; }
.lxa-nav .lxa-nav__cta { background: #fff; color: var(--lxa-navy); padding: 0 18px; font-weight: 600; }
.lxa-nav .lxa-nav__cta:hover { color: var(--lxa-navy); background: var(--lxa-cream); }
.lxa-menu-toggle {
	display: none; width: 44px; height: 44px; border-radius: 10px; border: 1px solid #5B739B;
	background: transparent; color: #fff; cursor: pointer; align-items: center; justify-content: center;
}

/* Hero */
.lxa-hero { background: var(--lxa-navy); color: #fff; padding: 64px 0 96px; }
.lxa-hero__grid { display: flex; flex-wrap: wrap; gap: 56px; align-items: center; }
.lxa-hero__text { flex: 1 1 520px; display: flex; flex-direction: column; gap: 24px; }
.lxa-hero__text h1 { font-size: clamp(40px, 6vw, 60px); line-height: 1.05; }
.lxa-hero__text p { font-size: 19px; color: var(--lxa-soft-dark); max-width: 560px; }
.lxa-hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }
.lxa-hero__media { flex: 1 1 420px; display: flex; flex-direction: column; gap: 16px; }
.lxa-media-box {
	background: var(--lxa-navy-2); border: 1px solid var(--lxa-line-dark); border-radius: var(--lxa-radius);
	min-height: 300px; overflow: hidden; display: flex; align-items: center; justify-content: center;
	color: #9FB1D1; text-align: center; padding: 24px;
}
.lxa-media-box img { width: 100%; height: 100%; object-fit: cover; }
.lxa-media-box--img { padding: 0; }
.lxa-media-box--intro {
	padding: 0; min-height: 0; aspect-ratio: 16 / 9;
	background: radial-gradient(ellipse 60% 70% at 50% 46%, #0E2A4A 0%, #071A2E 45%, #020F19 100%);
}
.lxa-media-box--intro iframe { width: 100%; height: 100%; border: 0; display: block; }
.lxa-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.lxa-stat { background: var(--lxa-navy-2); border-radius: 12px; padding: 16px; display: flex; flex-direction: column; gap: 4px; }
.lxa-stat strong { font-family: var(--lxa-head); font-size: 26px; color: var(--lxa-gold); }
.lxa-stat span { font-size: 13px; color: var(--lxa-muted-dark); }

/* Tarjetas de características */
.lxa-features { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.lxa-feature { background: var(--lxa-card); border: 1px solid var(--lxa-line); border-radius: 14px; padding: 24px; display: flex; flex-direction: column; gap: 12px; }
.lxa-feature__num {
	width: 44px; height: 44px; border-radius: 10px; background: var(--lxa-navy); color: var(--lxa-gold);
	display: flex; align-items: center; justify-content: center; font-family: var(--lxa-head); font-weight: 700;
}
.lxa-feature h3 { font-size: 18px; font-family: var(--lxa-body); }
.lxa-feature p { font-size: 15px; color: var(--lxa-muted); }

/* Carrusel de cursos */
.lxa-carousel { position: relative; }
.lxa-carousel__track {
	display: flex; gap: 20px; overflow-x: auto; scroll-snap-type: x mandatory; padding-bottom: 10px;
	scrollbar-width: thin;
}
.lxa-carousel__nav { display: flex; gap: 8px; }
.lxa-icon-btn {
	width: 44px; height: 44px; border-radius: 999px; border: 1px solid #C9D3E6; background: #fff;
	color: var(--lxa-navy); cursor: pointer; display: inline-flex; align-items: center; justify-content: center;
}
.lxa-icon-btn:hover { background: var(--lxa-cream); }
.lxa-course {
	flex: 0 0 285px; scroll-snap-align: start; background: var(--lxa-card); border: 1px solid var(--lxa-line);
	border-radius: var(--lxa-radius); overflow: hidden; display: flex; flex-direction: column; text-decoration: none; color: var(--lxa-text);
	transition: transform .15s ease, box-shadow .15s ease;
}
.lxa-course:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(11, 31, 58, .10); color: var(--lxa-text); }
.lxa-course__cover {
	height: 160px; background: var(--lxa-navy); color: #fff; padding: 18px 20px; display: flex; flex-direction: column;
	justify-content: space-between; position: relative; overflow: hidden;
}
.lxa-course__cover--soon { background: var(--lxa-navy-3); }
.lxa-course__cover--b1 { background: var(--lxa-gold); color: var(--lxa-navy); }
.lxa-course__cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.lxa-course__cover .lxa-course__top, .lxa-course__cover h3 { position: relative; }
.lxa-course__top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.lxa-course__tag { font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 999px; background: var(--lxa-gold); color: var(--lxa-navy); }
.lxa-course__tag--soon { background: var(--lxa-muted-dark); }
.lxa-course__level { font-size: 12px; font-weight: 700; }
.lxa-course__cover h3 { font-size: 21px; }
.lxa-course__cover--img h3, .lxa-course__cover--img .lxa-course__top { display: none; }
.lxa-course__body { padding: 16px 20px; display: flex; flex-direction: column; gap: 6px; }
.lxa-course__body h3 { font-size: 17px; font-family: var(--lxa-body); }
.lxa-course__meta { font-size: 14px; color: var(--lxa-muted); }
.lxa-course__foot { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 13px; color: var(--lxa-muted); }
.lxa-course__price { font-weight: 700; font-size: 16px; color: var(--lxa-text); }

/* Clases abiertas */
.lxa-open { background: var(--lxa-card); border: 1px solid var(--lxa-line); border-radius: 20px; padding: 32px; display: flex; flex-direction: column; gap: 24px; }
.lxa-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.lxa-tabpanel { display: flex; flex-direction: column; gap: 22px; }
.lxa-tabpanel[hidden] { display: none; }
.lxa-tab {
	min-height: 44px; padding: 0 18px; border-radius: 999px; border: 1px solid #C9D3E6; background: #fff;
	color: var(--lxa-navy); font: 500 15px var(--lxa-body); cursor: pointer;
}
.lxa-tab[aria-selected="true"] { background: var(--lxa-navy); color: #fff; border-color: var(--lxa-navy); font-weight: 700; }
.lxa-videos { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 18px; }
.lxa-video { display: flex; flex-direction: column; gap: 10px; }
.lxa-video__frame {
	position: relative; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; background: var(--lxa-navy-3);
	border: 0; padding: 0; cursor: pointer; width: 100%;
}
.lxa-video__frame img { width: 100%; height: 100%; object-fit: cover; }
.lxa-video__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.lxa-video__play {
	position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 60px; height: 60px; border-radius: 999px;
	background: rgba(255, 255, 255, .95); color: var(--lxa-navy); display: flex; align-items: center; justify-content: center;
}
.lxa-video__level { position: absolute; top: 10px; left: 10px; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: #fff; color: var(--lxa-navy); }
.lxa-video h3 { font-family: var(--lxa-body); font-size: 16px; }
.lxa-video span { font-size: 14px; color: var(--lxa-muted); }
.lxa-cta-band {
	background: var(--lxa-navy); color: #fff; border-radius: 14px; padding: 18px 22px; display: flex; flex-wrap: wrap;
	gap: 16px; align-items: center; justify-content: space-between;
}
.lxa-cta-band p { flex: 1 1 360px; font-size: 15px; }
.lxa-cta-band .lxa-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.lxa-levels { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.lxa-level {
	min-height: 140px; border-radius: 14px; background: var(--lxa-navy-3); color: #fff; padding: 14px; text-decoration: none;
	display: flex; flex-direction: column; justify-content: space-between;
}
.lxa-level:hover { color: #fff; filter: brightness(1.1); }
.lxa-level--gold { background: var(--lxa-gold); color: var(--lxa-navy); }
.lxa-level--gold:hover { color: var(--lxa-navy); }
.lxa-level strong { font-family: var(--lxa-head); font-size: 28px; }
.lxa-level span { font-size: 13px; font-weight: 600; }
.lxa-empty { padding: 24px; border: 2px dashed #C9D3E6; border-radius: 14px; color: var(--lxa-muted); text-align: center; }

/* Dos columnas generales */
.lxa-split { display: flex; flex-wrap: wrap; gap: 48px; align-items: center; }
.lxa-split > * { flex: 1 1 460px; min-width: 0; }
.lxa-split__text { display: flex; flex-direction: column; gap: 16px; }
.lxa-split__text h2 { font-size: clamp(30px, 4vw, 40px); }
.lxa-split__text p { font-size: 17px; color: var(--lxa-muted); }
.lxa-panel { background: var(--lxa-card); border: 1px solid var(--lxa-line); border-radius: 20px; padding: 36px; }

/* Certificación */
.lxa-cert { background: var(--lxa-card); border-top: 1px solid var(--lxa-line); border-bottom: 1px solid var(--lxa-line); }
.lxa-eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--lxa-gold-text); }
.lxa-steps { display: flex; flex-direction: column; gap: 12px; list-style: none; margin: 0; padding: 0; }
.lxa-step { display: flex; align-items: center; gap: 16px; background: var(--lxa-bg); border-radius: 12px; padding: 16px 20px; }
.lxa-step__n { flex: 0 0 36px; height: 36px; border-radius: 999px; background: var(--lxa-navy); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.lxa-step strong { display: block; font-size: 16px; }
.lxa-step span { font-size: 14px; color: var(--lxa-muted); }

/* Verificación */
.lxa-verify {
	background: var(--lxa-navy); color: #fff; border-radius: 20px; padding: 40px; display: flex; flex-wrap: wrap;
	gap: 32px; align-items: center; justify-content: space-between;
}
.lxa-verify > div { flex: 1 1 380px; display: flex; flex-direction: column; gap: 8px; }
.lxa-verify h2 { font-size: 30px; }
.lxa-verify p { color: var(--lxa-soft-dark); }
.lxa-verify form { flex: 1 1 380px; display: flex; flex-wrap: wrap; gap: 12px; }
.lxa-input {
	flex: 1 1 220px; min-height: 52px; border-radius: 10px; border: 1px solid #5B739B; background: var(--lxa-navy-2);
	color: #fff; padding: 0 16px; font: 16px var(--lxa-body);
}
.lxa-input::placeholder { color: #9FB1D1; }
.lxa-input--light { background: #fff; color: var(--lxa-text); border-color: #C9D3E6; }
.lxa-input--light::placeholder { color: #6B7891; }
.lxa-notice { border-radius: 12px; padding: 16px 20px; font-size: 15px; }
.lxa-notice--info { background: var(--lxa-cream); color: var(--lxa-text); }

/* Catálogo */
.lxa-page-hero { background: var(--lxa-navy); color: #fff; padding: 44px 0 52px; }
.lxa-page-hero h1 { font-size: clamp(34px, 5vw, 44px); margin-bottom: 20px; }
.lxa-page-hero p { color: var(--lxa-soft-dark); font-size: 17px; max-width: 680px; }
.lxa-filters { display: flex; flex-wrap: wrap; gap: 10px; }
.lxa-filter {
	min-height: 46px; padding: 0 18px; border-radius: 999px; border: 1px solid #5B739B; background: transparent;
	color: #fff; font: 500 15px var(--lxa-body); cursor: pointer;
}
.lxa-filter[aria-pressed="true"] { background: var(--lxa-gold); color: var(--lxa-navy); border-color: var(--lxa-gold); font-weight: 700; }
.lxa-catalog { display: flex; flex-direction: column; gap: 52px; padding: 48px 0 80px; }
.lxa-catalog [hidden] { display: none !important; }
.lxa-cat-row h2 { font-size: 28px; }
.lxa-cat-row .lxa-row-head p { font-size: 15px; color: var(--lxa-muted); }
.lxa-membership { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; }
.lxa-membership > div { flex: 1 1 420px; display: flex; flex-direction: column; gap: 6px; }
.lxa-membership h2 { font-size: 26px; }
.lxa-membership p { color: var(--lxa-muted); }

/* Contenido genérico */
.lxa-content { max-width: 820px; margin: 0 auto; padding: 56px 24px 80px; }
.lxa-content h1 { font-size: clamp(32px, 5vw, 44px); margin-bottom: 24px; }
.lxa-content .entry-content > * + * { margin-top: 1em; }
.lxa-content .entry-content { font-size: 17px; }
.lxa-content--wide { max-width: var(--lxa-max); }
.lxa-posts { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.lxa-post-card { background: #fff; border: 1px solid var(--lxa-line); border-radius: 14px; padding: 22px; display: flex; flex-direction: column; gap: 8px; }
.lxa-post-card h2 { font-size: 20px; }
.lxa-post-card a { text-decoration: none; }
.lxa-pagination { margin-top: 32px; display: flex; gap: 8px; flex-wrap: wrap; }

/* Pie */
.lxa-footer { background: #081729; color: var(--lxa-muted-dark); padding: 48px 0; }
.lxa-footer__inner { display: flex; flex-wrap: wrap; gap: 32px; justify-content: space-between; }
.lxa-footer__brand { display: flex; flex-direction: column; gap: 8px; }
.lxa-footer__brand strong { font-family: var(--lxa-head); font-size: 20px; color: #fff; }
.lxa-footer__brand span { font-size: 14px; }
.lxa-footer__links { display: flex; flex-wrap: wrap; gap: 24px; list-style: none; margin: 0; padding: 0; }
.lxa-footer a { color: #fff; font-size: 15px; }
.lxa-footer__legal { margin-top: 28px; padding-top: 20px; border-top: 1px solid #1A2E4D; font-size: 13px; }

/* Responsivo */
@media (max-width: 1024px) {
	.lxa-features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
	.lxa-menu-toggle { display: inline-flex; }
	.lxa-nav {
		display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--lxa-navy);
		flex-direction: column; align-items: stretch; padding: 8px 24px 24px; gap: 16px; border-top: 1px solid var(--lxa-line-dark);
	}
	.lxa-nav.is-open { display: flex; }
	.lxa-nav ul { flex-direction: column; gap: 4px; }
	.lxa-nav ul a { display: block; padding: 12px 0; }
	.lxa-section { padding: 56px 0; }
	.lxa-section--tight { padding: 0 0 56px; }
	.lxa-hero { padding: 40px 0 64px; }
	.lxa-open, .lxa-panel, .lxa-verify { padding: 24px; }
}
@media (max-width: 560px) {
	.lxa-features { grid-template-columns: 1fr; }
	.lxa-stats { grid-template-columns: 1fr; }
	.lxa-levels { grid-template-columns: 1fr; }
	.lxa-brand span { font-size: 15px; }
}
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	.lxa-course { transition: none; }
}