/* Radio Imagen 89.7 Chepes · Web Inmersiva (WebFlash). Colores de su logo: amarillo y negro. */
:root{
  --amarillo:#ffe11f;--amarillo2:#fff27a;--negro:#111110;--negro2:#1c1c1a;--gris:#2a2a27;
  --papel:#fffdf3;--txt:#111110;--suave:#5b594f;--rojo:#e8322b;--borde:rgba(17,17,16,.12);
  --titulo:'Alfa Slab One',Georgia,serif;--cuerpo:'Inter',system-ui,-apple-system,sans-serif;
  --pad:clamp(18px,5vw,48px);--r:22px
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--cuerpo);background:var(--papel);color:var(--txt);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit}
img{max-width:100%;display:block}
button{font:inherit;color:inherit;cursor:pointer}
.wrap{max-width:1180px;margin:0 auto}
h1,h2,h3{font-family:var(--titulo);font-weight:400;line-height:1.02;letter-spacing:-.01em}
h2{font-size:clamp(2rem,5.5vw,3.6rem)}
h3{font-size:1.3rem;line-height:1.15}
.eyebrow{display:inline-block;font-weight:800;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px}
.lead{font-size:clamp(1.02rem,1.6vw,1.2rem);color:var(--suave);max-width:620px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 24px;border-radius:999px;font-weight:800;text-decoration:none;border:0;transition:transform .15s,background .15s,box-shadow .15s}
.btn svg{width:20px;height:20px;flex:none}
.btn:hover{transform:translateY(-2px)}
.btn-negro{background:var(--negro);color:var(--amarillo)}
.btn-negro:hover{box-shadow:0 10px 24px rgba(0,0,0,.25)}
.btn-amarillo{background:var(--amarillo);color:var(--negro)}
.btn-linea{border:2px solid var(--negro);background:transparent}
.btn-linea-claro{border:2px solid rgba(255,255,255,.3);color:#fff;background:transparent}

/* Barra superior */
header{position:sticky;top:0;z-index:40;background:rgba(255,225,31,.94);backdrop-filter:blur(10px);border-bottom:2px solid var(--negro)}
.top{display:flex;align-items:center;justify-content:space-between;height:66px;padding:0 var(--pad);max-width:1280px;margin:0 auto}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo img{width:42px;height:42px;border-radius:9px;border:2px solid var(--negro)}
.logo b{font-family:var(--titulo);font-weight:400;font-size:1.2rem;line-height:1}
.logo b small{display:block;font-family:var(--cuerpo);font-weight:800;font-size:.7rem;letter-spacing:.14em;margin-top:3px}
nav.menu{display:flex;gap:24px}
nav.menu a{text-decoration:none;font-weight:700;font-size:.95rem}
nav.menu a:hover{text-decoration:underline;text-underline-offset:4px}
.top .btn{padding:10px 16px;font-size:.9rem}

/* Portada */
.hero{background:var(--amarillo);position:relative;overflow:hidden;padding:clamp(30px,6vw,70px) var(--pad) clamp(40px,6vw,80px)}
.hero:before{content:"";position:absolute;inset:0;background:repeating-radial-gradient(circle at 78% 42%,transparent 0 46px,rgba(17,17,16,.05) 46px 48px);pointer-events:none}
.hero-in{position:relative;display:grid;grid-template-columns:minmax(0,1fr);gap:10px;max-width:1180px;margin:0 auto;align-items:center}
.hero-in>*{min-width:0}
.aire{display:inline-flex;align-items:center;gap:8px;background:var(--negro);color:#fff;padding:7px 14px;border-radius:999px;font-weight:800;font-size:.76rem;letter-spacing:.12em;text-transform:uppercase}
.aire i{width:9px;height:9px;border-radius:50%;background:var(--rojo);animation:lat 1.3s infinite}
@keyframes lat{50%{opacity:.25}}
.hero h1{font-size:clamp(2.5rem,9vw,4.4rem);margin:18px 0 16px}
.hero h1 span{display:block;font-size:.48em;margin-top:10px}
.hero .lead{color:#2c2b24;font-size:clamp(1.05rem,1.8vw,1.25rem)}
.acciones{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.logo3d-caja{position:relative;justify-self:center;width:min(82vw,500px);aspect-ratio:1}
.logo3d{position:absolute;inset:0;touch-action:pan-y;cursor:grab}
.logo3d:active{cursor:grabbing}
.logo3d canvas{position:absolute;inset:0;width:100%!important;height:100%!important;opacity:0;transition:opacity 1s}
.logo3d.lista canvas{opacity:1}
.logo3d-fallback{position:absolute;inset:24%;border-radius:18%;border:6px solid var(--negro);overflow:hidden;transition:opacity .6s;box-shadow:0 30px 60px rgba(0,0,0,.25)}
.logo3d.lista .logo3d-fallback{opacity:0}
.ayuda3d{position:absolute;left:0;right:0;bottom:2px;text-align:center;font-size:13px;font-weight:600;color:rgba(17,17,16,.6)}
.ayuda3d span{display:inline-block;animation:vaiven 2.2s ease-in-out infinite;margin-right:6px}
@keyframes vaiven{50%{transform:translateX(6px)}}

/* Ahora al aire */
.envivo{display:flex;align-items:center;gap:16px;background:var(--negro);color:#fff;border-radius:var(--r);padding:14px 20px 14px 14px;margin-top:26px;max-width:470px;box-shadow:0 18px 40px rgba(0,0,0,.22)}
.play{width:62px;height:62px;border-radius:50%;border:0;background:var(--amarillo);display:grid;place-items:center;flex:none;transition:transform .15s}
.play:hover{transform:scale(1.06)}
.play svg{width:26px;height:26px;fill:var(--negro)}
.envivo-txt{flex:1;min-width:0}
.envivo-txt small{display:block;color:var(--amarillo);font-weight:800;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase}
.envivo-txt strong{display:block;font-size:1.08rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.envivo-txt span{display:block;color:#bdbab0;font-size:.88rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.eq{display:flex;align-items:flex-end;gap:3px;height:26px;flex:none}
.eq i{width:4px;background:var(--amarillo);border-radius:2px;height:30%;transition:height .2s}
.sonando .eq i{animation:eq .9s ease-in-out infinite}
.sonando .eq i:nth-child(2){animation-delay:-.3s}.sonando .eq i:nth-child(3){animation-delay:-.6s}.sonando .eq i:nth-child(4){animation-delay:-.15s}.sonando .eq i:nth-child(5){animation-delay:-.45s}
@keyframes eq{0%,100%{height:20%}50%{height:100%}}
.envivo-msg{display:none;font-size:.9rem;color:#2c2b24;margin-top:10px;max-width:470px}
.envivo-msg.ver{display:block}

/* Cinta */
.cinta{background:var(--negro);color:var(--amarillo);overflow:hidden;padding:16px 0;border-top:2px solid var(--negro)}
.cinta-in{display:flex;align-items:center;gap:28px;width:max-content;animation:cinta 40s linear infinite;font:400 clamp(17px,2.2vw,24px)/1 var(--titulo);white-space:nowrap}
.cinta-in i{width:10px;height:10px;border-radius:50%;background:var(--amarillo);flex:none}
@keyframes cinta{to{transform:translateX(-50%)}}

/* Secciones */
.sec{padding:clamp(70px,10vw,130px) var(--pad)}
.sec-negra{background:var(--negro);color:#fff}
.sec-negra .lead{color:#bdbab0}
.sec-amarilla{background:var(--amarilla,var(--amarillo))}
.cab{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:34px}

/* Noticias */
.demo-aviso{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;background:#fff6b8;border:2px dashed var(--negro);border-radius:16px;padding:14px 18px;margin-bottom:26px;font-weight:600}
.demo-aviso a{font-weight:800}
.filtros{display:flex;flex-wrap:wrap;gap:8px}
.filtros button{border:2px solid var(--negro);background:transparent;padding:8px 16px;border-radius:999px;font-weight:700;font-size:.9rem}
.filtros button.on{background:var(--negro);color:var(--amarillo)}
.noticias{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.nota{background:#fff;border:2px solid var(--negro);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.nota:hover{transform:translateY(-4px);box-shadow:8px 8px 0 var(--negro)}
.nota.oculta{display:none}
.nota-media{position:relative;aspect-ratio:16/9;background:var(--negro2);overflow:hidden}
.nota-media img{width:100%;height:100%;object-fit:cover}
.nota-media .tipo{position:absolute;left:12px;top:12px;background:var(--amarillo);color:var(--negro);font-weight:800;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border-radius:999px;display:flex;gap:6px;align-items:center}
.nota-media .tipo svg{width:14px;height:14px}
.nota-media .ejemplo{position:absolute;right:12px;top:12px;background:rgba(17,17,16,.8);color:#fff;font-weight:700;font-size:.7rem;letter-spacing:.08em;padding:5px 10px;border-radius:999px}
.nota-media .reproducir{position:absolute;inset:0;margin:auto;width:70px;height:70px;border-radius:50%;background:rgba(255,225,31,.95);border:0;display:grid;place-items:center;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.nota-media .reproducir svg{width:28px;height:28px;fill:var(--negro);margin-left:4px}
.nota-media iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.nota-cuerpo{padding:20px 22px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.nota-cat{font-weight:800;font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--suave)}
.nota-cuerpo h3{font-size:1.25rem}
.nota-cuerpo p{color:var(--suave);font-size:.97rem}
.audio{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:10px}
.audio .play{width:46px;height:46px}
.audio .play svg{width:20px;height:20px}
.ondas{flex:1;display:flex;align-items:center;gap:2px;height:34px}
.ondas i{flex:1;background:var(--negro);opacity:.25;border-radius:2px}
.ondas i.ya{opacity:1}
.audio small{font-weight:700;color:var(--suave);font-variant-numeric:tabular-nums}
@media (min-width:900px){
  .noticias .nota.destacada{grid-column:span 2;flex-direction:row}
  .nota.destacada .nota-media{aspect-ratio:auto;flex:1.3}
  .nota.destacada .nota-cuerpo{flex:1;justify-content:center;padding:30px}
  .nota.destacada h3{font-size:1.9rem}
}

/* Mandanos */
.mandanos{display:grid;gap:30px;align-items:center}
.formatos{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.formato{background:var(--negro2);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:20px}
.formato svg{width:34px;height:34px;fill:none;stroke:var(--amarillo);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;margin-bottom:10px}
.formato b{display:block;font-family:var(--titulo);font-weight:400;font-size:1.15rem;color:#fff}
.formato span{color:#bdbab0;font-size:.92rem}
@media (min-width:900px){.mandanos{grid-template-columns:1fr 1fr}}

/* Grilla */
.grilla{display:grid;gap:12px}
.programa{display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:center;background:#fff;border:2px solid var(--negro);border-radius:18px;padding:16px 20px}
.programa.ahora{background:var(--amarillo);box-shadow:6px 6px 0 var(--negro)}
.programa .hora{font-family:var(--titulo);font-size:1.1rem}
.programa small{display:block;color:var(--suave);font-weight:600}
.programa .chip{display:inline-block;background:var(--negro);color:var(--amarillo);font-weight:800;font-size:.68rem;letter-spacing:.1em;padding:3px 8px;border-radius:999px;margin-left:8px;vertical-align:middle}
.grilla-vacia{background:#fff;border:2px dashed var(--negro);border-radius:18px;padding:26px;font-weight:600}

/* Trayectoria */
.anios{display:grid;gap:30px;align-items:center}
.anios-num{font-family:var(--titulo);font-size:clamp(6rem,22vw,13rem);line-height:.85;color:var(--negro)}
.anios-num small{display:block;font-size:.22em;line-height:1.2;margin-top:12px}
@media (min-width:900px){.anios{grid-template-columns:1fr 1.2fr}}

/* Publicidad */
.publi{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.pcard{background:var(--negro2);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);padding:26px;color:#fff}
.pcard b{display:block;font-family:var(--titulo);font-weight:400;font-size:1.3rem;margin-bottom:8px;color:var(--amarillo)}
.pcard p{color:#bdbab0}
.acompanan{margin-top:44px}
.acompanan h3{font-family:var(--cuerpo);font-weight:800;font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--amarillo);margin-bottom:14px}
.spons{display:flex;flex-wrap:wrap;gap:12px}
.spon{display:flex;align-items:center;gap:10px;background:#fff;color:var(--negro);border-radius:14px;padding:10px 16px;text-decoration:none;font-weight:800}
.spon img{width:36px;height:36px;border-radius:8px;object-fit:cover}

/* Preguntas */
.faqs{max-width:820px}
details{border-bottom:2px solid var(--negro);padding:20px 0}
summary{cursor:pointer;font-weight:800;font-size:1.08rem;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";font-family:var(--titulo);font-size:1.5rem;line-height:1}
details[open] summary:after{content:"−"}
details p{color:var(--suave);margin-top:10px}

/* Contacto */
.contacto{text-align:center}
.contacto .lead{margin:0 auto 28px}
.datos{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;margin-top:44px;text-align:left}
.dato{background:var(--negro2);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:18px 20px}
.dato small{display:block;color:var(--amarillo);font-weight:800;text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;margin-bottom:4px}
.dato p{color:#fff;font-weight:600;word-break:break-word}
.dato a{text-decoration:none}
.redes{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:22px}
footer{background:var(--negro);color:#9e9b90;border-top:1px solid rgba(255,255,255,.1);padding:30px var(--pad) 110px;text-align:center;font-size:.9rem}
footer p+p{margin-top:6px}
footer a{color:var(--amarillo)}

.wa-flot{position:fixed;right:16px;bottom:16px;z-index:45;width:60px;height:60px;border-radius:50%;background:#25d366;color:#fff;display:none;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.35)}
.wa-flot svg{width:30px;height:30px}
.toast{position:fixed;left:50%;bottom:90px;transform:translate(-50%,20px);background:var(--negro);color:#fff;padding:12px 18px;border-radius:14px;font-weight:600;font-size:.92rem;opacity:0;pointer-events:none;transition:.25s;z-index:60;max-width:calc(100vw - 32px);text-align:center}
.toast.ver{opacity:1;transform:translate(-50%,0)}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}
.reveal.ver{opacity:1;transform:none}

@media (min-width:960px){
  .hero-in{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:30px}
  .logo3d-caja{width:min(44vw,560px)}
}
@media (max-width:860px){
  nav.menu{display:none}
  .top .btn span{display:none}
  .top .btn{padding:10px 12px}
  .wa-flot{display:grid}
  .programa{grid-template-columns:86px 1fr;padding:14px 16px}
}
@media (prefers-reduced-motion:reduce){
  .cinta-in,.aire i,.sonando .eq i{animation:none}
  .reveal{opacity:1;transform:none}
}