/* =========================================================
   FAS LATAM — Plataforma de cursos estilo streaming
   Cambia el color principal en --acento
   ========================================================= */
:root {
  --acento: #2e86ff;
  --acento-oscuro: #1d6fe0;
  --fondo: #141414;
  --fondo-2: #181818;
  --fondo-3: #232323;
  --texto: #ffffff;
  --gris: #b3b3b3;
  --gris-2: #808080;
  --linea: #404040;
  --borde-tarjeta: 4px;
  --pad: 4%;
  --card-w: clamp(112px, 10.6vw, 200px);
  --f-titulo: 'Rajdhani', 'Segoe UI', Arial, sans-serif;
  --f-texto: 'Exo 2', 'Segoe UI', Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--fondo); color: var(--texto); }
body { font-family: var(--f-texto); font-size: 15px; line-height: 1.4; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
img { display: block; }
.oculto { display: none !important; }

/* ---------- barra superior ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 40;
  display: flex; align-items: center; gap: 28px;
  height: 68px; padding: 0 var(--pad);
  background: linear-gradient(to bottom, rgba(0,0,0,.75) 10%, rgba(0,0,0,0));
  transition: background-color .35s;
}
.nav.solida { background-color: var(--fondo); }
.logo { display: flex; align-items: baseline; gap: 8px; flex: 0 0 auto; }
.logo b { font-family: var(--f-titulo); font-weight: 700; font-size: 30px; letter-spacing: .01em; color: var(--acento); line-height: 1; text-transform: uppercase; }
.logo small { font-family: var(--f-titulo); font-weight: 600; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--gris); }
.nav-links { display: flex; gap: 6px; align-items: center; }
.nav-links a { font-size: 14px; color: #e5e5e5; padding: 7px 14px; border-radius: 999px; transition: color .2s, background .2s; white-space: nowrap; }
.nav-links a:hover { color: var(--gris); }
.nav-links a.activo { background: rgba(255,255,255,.14); color: #fff; font-weight: 600; }
.nav-der { margin-left: auto; display: flex; align-items: center; gap: 18px; }
.buscar { display: flex; align-items: center; border: 1px solid transparent; transition: border-color .2s, background .2s; }
.buscar.abierto { border-color: #fff; background: rgba(0,0,0,.75); }
.buscar button { background: none; border: 0; color: #fff; width: 36px; height: 34px; cursor: pointer; display: grid; place-items: center; }
.buscar input { width: 0; padding: 0; border: 0; background: transparent; color: #fff; font: inherit; font-size: 14px; outline: none; transition: width .3s, padding .3s; }
.buscar.abierto input { width: 220px; padding: 6px 8px 6px 0; }
.perfil { position: relative; }
.perfil-btn { display: flex; align-items: center; gap: 8px; background: none; border: 0; color: #fff; cursor: pointer; padding: 0; }
.avatar { width: 34px; height: 34px; border-radius: 4px; background: linear-gradient(135deg, var(--acento), #0b3d91); display: grid; place-items: center; font-family: var(--f-titulo); font-weight: 700; font-size: 15px; letter-spacing: .03em; }
.perfil-btn svg { transition: transform .2s; }
.perfil.abierto .perfil-btn svg { transform: rotate(180deg); }
.perfil-menu { position: absolute; right: 0; top: 48px; min-width: 230px; background: rgba(0,0,0,.92); border: 1px solid rgba(255,255,255,.15); padding: 10px 0; display: none; }
.perfil.abierto .perfil-menu { display: block; }
.perfil-menu .quien { padding: 6px 16px 12px; font-size: 13px; color: var(--gris); border-bottom: 1px solid rgba(255,255,255,.15); margin-bottom: 6px; }
.perfil-menu .quien strong { display: block; color: #fff; font-size: 14px; }
.perfil-menu a { display: block; padding: 8px 16px; font-size: 13px; }
.perfil-menu a:hover { text-decoration: underline; }
.btn-login { background: var(--acento); color: #fff; padding: 7px 16px; border-radius: 4px; font-size: 14px; font-weight: 600; }
.btn-login:hover { background: var(--acento-oscuro); }

/* ---------- portada (billboard) ---------- */
.hero { position: relative; height: 56.25vw; min-height: 520px; max-height: 88vh; overflow: hidden; margin-bottom: -6vw; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center 20%; }
.hero--poster .hero-bg { filter: blur(38px) saturate(1.25) brightness(.55); transform: scale(1.25); }
.hero-poster { position: absolute; right: 9%; top: 50%; transform: translateY(-50%); height: 72%; width: auto; border-radius: 6px; box-shadow: 0 30px 80px rgba(0,0,0,.65); }
.hero-sombra { position: absolute; inset: 0;
  background:
    linear-gradient(77deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.25) 48%, rgba(0,0,0,0) 70%),
    linear-gradient(to top, var(--fondo) 0%, rgba(20,20,20,0) 32%); }
.hero-info { position: absolute; left: var(--pad); bottom: 30%; width: min(620px, 48%); z-index: 2; }
.hero-tipo { display: flex; align-items: center; gap: 8px; font-family: var(--f-titulo); font-weight: 700; letter-spacing: .3em; font-size: 14px; color: #ddd; margin-bottom: 10px; }
.hero-tipo i { font-style: normal; color: var(--acento); font-size: 22px; letter-spacing: 0; line-height: 1; }
.hero-titulo { font-family: var(--f-titulo); font-weight: 700; font-size: clamp(34px, 4.6vw, 72px); line-height: .95; margin: 0 0 14px; text-shadow: 2px 2px 8px rgba(0,0,0,.45); letter-spacing: -.01em; }
.meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0 4px; font-size: 15px; color: #fff; font-weight: 600; }
.meta > span + span::before { content: '•'; color: var(--gris); margin: 0 8px 0 4px; font-weight: 400; }
.meta .borde { margin-left: 10px; border: 1px solid rgba(255,255,255,.4); padding: 0 6px; font-size: 13px; font-weight: 500; }
.hero-desc { font-size: clamp(14px, 1.25vw, 19px); line-height: 1.45; margin: 14px 0 22px; text-shadow: 2px 2px 4px rgba(0,0,0,.45); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.acciones { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 10px; border: 0; border-radius: 4px; padding: 10px 26px 10px 20px; font-size: 18px; font-weight: 700; cursor: pointer; transition: background .15s, opacity .15s; line-height: 1.2; }
.btn svg { flex: 0 0 auto; }
.btn-blanco { background: #fff; color: #000; }
.btn-blanco:hover { background: rgba(255,255,255,.75); }
.btn-gris { background: rgba(109,109,110,.7); color: #fff; }
.btn-gris:hover { background: rgba(109,109,110,.45); }
.btn-acento { background: var(--acento); color: #fff; }
.btn-acento:hover { background: var(--acento-oscuro); }
.hero-frase { display: inline-flex; align-items: center; gap: 10px; margin-top: 22px; background: rgba(51,51,51,.6); border-left: 3px solid #dcdcdc; padding: 8px 22px 8px 14px; font-size: 14px; font-weight: 600; }

/* ---------- vista previa en video ---------- */
.trailer { position: absolute; inset: 0; overflow: hidden; opacity: 0; transition: opacity .9s ease; pointer-events: none; background: #000; }
.con-video > .trailer { opacity: 1; }
.trailer iframe { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%) scale(1.04); border: 0; }
.btn-volumen { position: absolute; z-index: 4; width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255,255,255,.7); background: rgba(42,42,42,.45); color: #fff; display: grid; place-items: center; cursor: pointer; transition: background .15s, border-color .15s; }
.btn-volumen:hover { background: rgba(255,255,255,.12); border-color: #fff; }
#hero-vol { right: 4%; bottom: 33%; }
#m-vol { right: 48px; bottom: 38px; }
.hero-desc, .hero-frase { transition: opacity .7s ease, transform .7s ease; }
.hero.con-video .hero-desc, .hero.con-video .hero-frase { opacity: 0; transform: translateY(12px); }

/* ---------- filas ---------- */
.filas { position: relative; z-index: 3; padding-bottom: 40px; }
.fila { margin: 0 0 3vw; }
.fila-titulo { font-family: var(--f-texto); font-size: clamp(16px, 1.4vw, 22px); font-weight: 600; margin: 0 var(--pad) 10px; color: #e5e5e5; }
.fila-wrap { position: relative; }
.fila-pista { display: flex; gap: 8px; overflow-x: auto; scroll-behavior: smooth; padding: 10px var(--pad) 26px; scroll-padding: 0 var(--pad); scrollbar-width: none; }
.fila-pista::-webkit-scrollbar { display: none; }
.flecha { position: absolute; top: 10px; bottom: 26px; width: calc(var(--pad) - 4px); min-width: 30px; z-index: 5; border: 0; background: rgba(20,20,20,.55); color: #fff; cursor: pointer; opacity: 0; transition: opacity .2s, background .2s; display: grid; place-items: center; }
.flecha:hover { background: rgba(20,20,20,.8); }
.flecha.izq { left: 0; border-radius: 0 4px 4px 0; }
.flecha.der { right: 0; border-radius: 4px 0 0 4px; }
.fila-wrap:hover .flecha { opacity: 1; }
.flecha[disabled] { visibility: hidden; }

/* tarjeta */
.tarjeta { position: relative; flex: 0 0 var(--card-w); width: var(--card-w); cursor: pointer; transition: transform .25s ease, z-index 0s .25s; z-index: 1; outline: none; }
.tarjeta:hover, .tarjeta:focus-visible { transform: scale(1.08); z-index: 4; transition: transform .25s ease .12s, z-index 0s; }
.tarjeta-img { position: relative; aspect-ratio: 69 / 100; border-radius: var(--borde-tarjeta); overflow: hidden; background: var(--fondo-3); box-shadow: 0 2px 6px rgba(0,0,0,.4); }
.tarjeta-img img { width: 100%; height: 100%; object-fit: cover; }
.tarjeta:focus-visible .tarjeta-img { box-shadow: 0 0 0 2px #fff; }
.placeholder { position: absolute; inset: 0; display: flex; align-items: flex-end; padding: 12px; background: linear-gradient(160deg, #26324a, #101622); font-family: var(--f-titulo); font-weight: 700; font-size: 20px; line-height: 1.05; }
.etiqueta { position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); background: var(--acento); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 9px; border-radius: 3px 3px 0 0; white-space: nowrap; }
.candado { position: absolute; top: 6px; right: 6px; width: 24px; height: 24px; border-radius: 50%; background: rgba(0,0,0,.65); display: grid; place-items: center; }
.tarjeta-hover { position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 10px 10px; background: linear-gradient(to top, rgba(0,0,0,.95), rgba(0,0,0,0)); opacity: 0; transition: opacity .2s; border-radius: 0 0 var(--borde-tarjeta) var(--borde-tarjeta); pointer-events: none; }
.tarjeta:hover .tarjeta-hover, .tarjeta:focus-visible .tarjeta-hover { opacity: 1; transition-delay: .12s; }
.tarjeta:hover .etiqueta { opacity: 0; }
.tarjeta-hover strong { display: block; font-size: 13px; line-height: 1.2; margin-bottom: 4px; }
.tarjeta-hover span { font-size: 11px; color: var(--gris); }
.barra { height: 3px; background: #4d4d4d; border-radius: 2px; overflow: hidden; }
.barra i { display: block; height: 100%; background: var(--acento); }
.tarjeta .barra { margin: 8px 12% 0; }
.tarjeta-sub { font-size: 12px; color: var(--gris); margin: 6px 4px 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-align: center; }

/* top 10 */
.top { flex: 0 0 auto; display: flex; align-items: flex-end; cursor: pointer; transition: transform .25s; }
.top:hover { transform: scale(1.05); }
.top-num { font-family: var(--f-titulo); font-weight: 700; font-size: calc(var(--card-w) * 1.32); line-height: .78; letter-spacing: -.06em; color: var(--fondo); -webkit-text-stroke: 3px #595959; margin-right: calc(var(--card-w) * -0.14); user-select: none; }
.top .tarjeta-img { width: var(--card-w); position: relative; z-index: 1; }
.top .tarjeta-img::after { content: ''; position: absolute; inset: 0; box-shadow: -8px 0 16px rgba(0,0,0,.35); pointer-events: none; }

/* rejilla (búsqueda, mi lista, cursos) */
.pagina { padding: 100px var(--pad) 60px; min-height: 70vh; }
.pagina h1 { font-family: var(--f-titulo); font-size: 38px; margin: 0 0 6px; }
.pagina .sub { color: var(--gris); margin: 0 0 22px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 26px; }
.chip { border: 1px solid rgba(255,255,255,.35); background: transparent; color: #fff; padding: 6px 16px; border-radius: 999px; font-size: 13px; cursor: pointer; }
.chip.activo { background: #fff; color: #000; border-color: #fff; font-weight: 600; }
.rejilla { display: grid; grid-template-columns: repeat(auto-fill, minmax(var(--card-w), 1fr)); gap: 30px 10px; }
.rejilla .tarjeta { width: auto; }
.vacio { text-align: center; color: var(--gris); padding: 60px 20px; }
.vacio strong { display: block; color: #fff; font-size: 20px; margin-bottom: 8px; }

/* ---------- ficha emergente (modal) ---------- */
.modal-fondo { position: fixed; inset: 0; z-index: 60; background: rgba(0,0,0,.7); overflow-y: auto; padding: 32px 12px; opacity: 0; transition: opacity .2s; }
.modal-fondo.visible { opacity: 1; }
.modal { position: relative; max-width: 850px; margin: 0 auto; background: var(--fondo-2); border-radius: 8px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,.6); transform: scale(.96); transition: transform .25s; }
.modal-fondo.visible .modal { transform: none; }
.modal-cerrar:focus { outline: none; }
.modal-cerrar:focus-visible { outline: 2px solid #fff; }
.modal-cerrar { position: absolute; top: 14px; right: 14px; z-index: 5; width: 38px; height: 38px; border-radius: 50%; border: 0; background: #181818; color: #fff; cursor: pointer; display: grid; place-items: center; }
.modal-media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #000; }
.modal-media .bg { position: absolute; inset: 0; background-size: cover; background-position: center 25%; }
.modal-media.poster .bg { filter: blur(30px) brightness(.5) saturate(1.2); transform: scale(1.3); }
.modal-media .poster-img { position: absolute; right: 7%; top: 9%; height: 82%; border-radius: 6px; box-shadow: 0 20px 50px rgba(0,0,0,.6); }
.modal-media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, var(--fondo-2) 2%, rgba(24,24,24,0) 45%), linear-gradient(77deg, rgba(0,0,0,.6), rgba(0,0,0,0) 55%); }
.modal-cab { position: absolute; left: 48px; bottom: 34px; right: 48px; z-index: 2; }
.modal-cab h2 { font-family: var(--f-titulo); font-weight: 700; font-size: clamp(28px, 4.4vw, 46px); line-height: .98; margin: 0 0 18px; max-width: 58%; text-shadow: 2px 2px 8px rgba(0,0,0,.5); }
.progreso-linea { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; font-size: 15px; color: #ddd; font-weight: 600; }
.progreso-linea .barra { width: 260px; max-width: 45%; }
.circulo { width: 42px; height: 42px; border-radius: 50%; border: 2px solid rgba(255,255,255,.55); background: rgba(42,42,42,.6); color: #fff; display: grid; place-items: center; cursor: pointer; transition: border-color .15s; flex: 0 0 auto; }
.circulo:hover { border-color: #fff; }
.circulo.activo { border-color: #fff; }
.modal-cuerpo { padding: 6px 48px 40px; }
.modal-cols { display: grid; grid-template-columns: 2fr 1fr; gap: 32px; }
.modal-meta { color: var(--gris); font-size: 15px; display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: center; margin-bottom: 14px; }
.modal-meta .verde { color: #46d369; font-weight: 700; }
.modal-meta .borde { border: 1px solid rgba(255,255,255,.4); padding: 0 6px; color: #fff; font-size: 13px; }
.modal-sig { font-size: 17px; font-weight: 700; margin: 0 0 10px; }
.modal-desc { font-size: 15px; line-height: 1.55; margin: 0; white-space: pre-line; }
.modal-lado { font-size: 14px; color: #ddd; line-height: 1.5; }
.modal-lado p { margin: 0 0 12px; }
.modal-lado span { color: var(--gris-2); }
.aviso { margin-top: 20px; border-left: 3px solid var(--acento); background: rgba(46,134,255,.1); padding: 12px 16px; font-size: 14px; border-radius: 0 4px 4px 0; }
.clases-cab { display: flex; justify-content: space-between; align-items: center; margin: 38px 0 4px; gap: 16px; }
.clases-cab h3 { font-size: 24px; margin: 0; font-weight: 700; }
.selector { background: #242424; color: #fff; border: 1px solid #4d4d4d; border-radius: 4px; padding: 10px 40px 10px 16px; font: inherit; font-weight: 600; font-size: 16px; appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M0 0l6 8 6-8z' fill='%23fff'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
.modulo-lbl { font-size: 14px; color: #ddd; margin: 6px 0 14px; font-weight: 600; }
.modulo-lbl .borde { border: 1px solid rgba(255,255,255,.4); padding: 0 6px; font-size: 12px; margin-left: 6px; }
.clase { display: grid; grid-template-columns: 40px 140px 1fr; gap: 18px; align-items: center; padding: 22px 16px; border-bottom: 1px solid #404040; border-radius: 4px; cursor: pointer; }
.clase:first-of-type { border-top: 1px solid #404040; }
.clase:hover { background: #333; }
.clase.actual { background: #333; }
.clase.bloqueada { cursor: default; }
.clase.bloqueada:hover { background: transparent; }
.clase-num { font-size: 24px; color: #d2d2d2; text-align: center; }
.clase-thumb { position: relative; aspect-ratio: 16 / 9; border-radius: 4px; overflow: hidden; background: #2b2b2b; }
.clase-thumb .bg { position: absolute; inset: -10%; background-size: cover; background-position: center 30%; filter: brightness(.7); }
.clase-thumb.propia .bg { inset: 0; background-position: center; filter: none; }
.clase-thumb .play { position: absolute; inset: 0; display: grid; place-items: center; opacity: 0; transition: opacity .15s; }
.clase-thumb .play span { width: 38px; height: 38px; border-radius: 50%; border: 1px solid #fff; background: rgba(30,30,20,.5); display: grid; place-items: center; }
.clase:hover .clase-thumb .play { opacity: 1; }
.clase-thumb .barra { position: absolute; left: 6px; right: 6px; bottom: 6px; height: 3px; }
.clase-info .fila1 { display: flex; justify-content: space-between; gap: 12px; font-weight: 700; font-size: 16px; margin-bottom: 6px; }
.clase-info .fila1 span { font-weight: 400; white-space: nowrap; }
.clase-info p { margin: 0; font-size: 14px; color: #d2d2d2; line-height: 1.45; }

/* más cursos similares */
.similares-t { font-size: 24px; font-weight: 700; margin: 46px 0 18px; }
.similares { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.similar { background: #2f2f2f; border-radius: 6px; overflow: hidden; display: flex; flex-direction: column; transition: background .15s; }
.similar:hover { background: #3a3a3a; }
.similar-img { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: #111; }
.similar-img img { width: 100%; height: 100%; object-fit: cover; object-position: center 20%; }
.similar-info { padding: 12px 14px 16px; }
.similar-meta { color: var(--gris); font-size: 13px; margin-bottom: 6px; }
.similar-info b { display: block; font-size: 15px; margin-bottom: 6px; line-height: 1.25; }
.similar-info p { margin: 0; color: #d2d2d2; font-size: 13px; line-height: 1.45; }

/* ---------- pie ---------- */
.pie { max-width: 980px; margin: 30px auto 0; padding: 0 var(--pad) 40px; color: var(--gris-2); font-size: 13px; }
.redes { display: flex; gap: 22px; margin-bottom: 18px; }
.redes a { color: #fff; }
.pie-links { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 22px; }
.pie-links a:hover { text-decoration: underline; }
.pie small { font-size: 11px; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .nav { height: auto; padding-top: 12px; padding-bottom: 8px; flex-wrap: wrap; gap: 6px 16px; }
  .nav-links { order: 3; width: 100%; overflow-x: auto; scrollbar-width: none; padding-bottom: 2px; }
  .nav-links::-webkit-scrollbar { display: none; }
  .nav-links a { border: 1px solid rgba(255,255,255,.35); font-size: 13px; padding: 5px 12px; }
  .nav-links a.activo { border-color: transparent; }
  .logo b { font-size: 24px; }
  .logo small { display: none; }
  .buscar.abierto input { width: 140px; }
  .hero { height: auto; min-height: 0; max-height: none; aspect-ratio: auto; padding-top: 118px; margin-bottom: 0; display: flex; flex-direction: column; align-items: center; }
  .hero--poster .hero-poster { position: relative; right: auto; top: auto; transform: none; height: auto; width: min(62vw, 300px); margin: 0 auto; }
  .hero--banner { padding-top: 0; }
  .hero--banner .hero-bg { position: relative; inset: auto; width: 100%; aspect-ratio: 16 / 10; }
  .hero-sombra { background: linear-gradient(to top, var(--fondo) 0%, rgba(20,20,20,.2) 40%, rgba(20,20,20,0) 70%); }
  .hero-info { position: relative; left: auto; bottom: auto; width: 100%; padding: 18px var(--pad) 0; text-align: center; }
  .hero-tipo { justify-content: center; }
  .hero--poster .hero-titulo { font-size: 28px; }
  .meta { justify-content: center; font-size: 13px; }
  .hero-desc { display: none; }
  .acciones { justify-content: center; margin-top: 16px; }
  .acciones .btn { flex: 1; justify-content: center; font-size: 16px; padding: 9px 12px; max-width: 220px; }
  .hero-frase { display: none; }
  .filas { padding-top: 26px; }
  .fila { margin-bottom: 18px; }
  .flecha { display: none; }
  .modal-fondo { padding: 0; }
  .modal { border-radius: 0; min-height: 100vh; }
  .modal-cab h2 { max-width: 100%; font-size: 30px; }
  .modal-media { aspect-ratio: auto; padding-top: 56.25%; }
  .modal-media .bg { bottom: auto; height: 56.25vw; }
  .modal-media.poster { padding-top: 60px; }
  .modal-media.poster .bg { height: 100%; bottom: 0; }
  .modal-media .poster-img { position: relative; right: auto; top: auto; height: min(46vh, 340px); margin: 0 auto; z-index: 1; }
  .modal-media::after { background: linear-gradient(to top, var(--fondo-2) 8%, rgba(24,24,24,0) 60%); }
  .modal-cab { position: relative; left: auto; right: auto; bottom: auto; padding: 18px 18px 6px; }
  .meta .cat { display: none; }
  .modal-cuerpo { padding: 10px 18px 36px; }
  .modal-cols { grid-template-columns: 1fr; gap: 10px; }
  .clase { grid-template-columns: 110px 1fr; padding: 16px 6px; gap: 12px; }
  .clase-num { display: none; }
  .clase-info .fila1 { font-size: 14px; flex-direction: column; gap: 2px; }
  .clase-info p { font-size: 13px; }
  .pie-links { grid-template-columns: repeat(2, 1fr); }
  .similares { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .similar-info p { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}

/* Avatar con ícono de perfil */
.avatar.con-img { background: none; overflow: hidden; }
.avatar.con-img img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Certificado en la ficha del curso */
.cert-caja { display: flex; align-items: center; gap: 14px; margin: 16px 0 6px; padding: 14px 16px; border-radius: 6px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); }
.cert-caja .cert-ico { font-size: 28px; flex: none; }
.cert-caja > div { flex: 1; min-width: 0; display: grid; gap: 2px; }
.cert-caja b { font-size: 15px; }
.cert-caja span { color: #bcbcbc; font-size: 13px; }
.cert-caja.listo { background: rgba(70,211,105,.1); border-color: rgba(70,211,105,.35); }
.cert-caja .btn { flex: none; }
.cert-avance { display: flex; align-items: center; gap: 10px; margin-top: 6px; }
.cert-avance .barra { flex: 1; max-width: 220px; height: 4px; background: rgba(255,255,255,.2); border-radius: 2px; overflow: hidden; }
.cert-avance .barra i { display: block; height: 100%; background: var(--acento); }
@media (max-width: 600px) { .cert-caja { flex-wrap: wrap; } }

/* Mis certificados */
.certs-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; }
.cert-tarjeta { background: #181818; border-radius: 6px; overflow: hidden; display: flex; flex-direction: column; }
.cert-tarjeta .img { aspect-ratio: 16 / 9; background: #222 center / cover no-repeat; position: relative; }
.cert-tarjeta .sello { position: absolute; right: 10px; top: 10px; background: rgba(0,0,0,.75); border-radius: 999px; padding: 4px 10px; font-size: 12px; font-weight: 700; }
.cert-tarjeta .sello.ok { background: #46d369; color: #000; }
.cert-tarjeta .cuerpo { padding: 14px 16px 16px; display: grid; gap: 8px; flex: 1; }
.cert-tarjeta h3 { margin: 0; font-size: 16px; }
.cert-tarjeta p { margin: 0; color: #a3a3a3; font-size: 13px; }
.cert-tarjeta .cert-avance .barra { max-width: none; }
.cert-tarjeta .btn { justify-self: start; margin-top: auto; }

.circulo.bloq { opacity: .75; }
.circulo.bloq:hover { opacity: 1; }