/* ============ TOKENS ============ */
:root{
  --negro:#0b0b0d;
  --carbon:#111114;
  --grafito:#1a1a1e;
  --humo:#8b8b93;
  --niebla:#c9c9d1;
  --blanco:#f4f4f6;
  --vivo:#ff3b30;               /* único color: el punto de "en vivo" */
  --display:'Big Shoulders Display','Archivo Narrow',system-ui,sans-serif;
  --texto:'Inter Tight',system-ui,sans-serif;
  --mono:'Space Mono',monospace;
  --borde:1px solid rgba(255,255,255,.09);
  --max:1220px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--negro);color:var(--blanco);
  font-family:var(--texto);font-size:16px;line-height:1.6;
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--blanco);outline-offset:3px}

/* ============ FONDO DIFUMINADO + GRANULADO ============ */
.fondo{position:fixed;inset:0;z-index:-2;overflow:hidden;background:var(--negro)}
.mancha{position:absolute;border-radius:50%;filter:blur(130px);opacity:.35;will-change:transform}
.m1{width:65vw;height:65vw;top:-18vw;left:-12vw;background:radial-gradient(circle,#3a3a44,transparent 68%);animation:deriva1 32s ease-in-out infinite}
.m2{width:55vw;height:55vw;top:28vh;right:-16vw;background:radial-gradient(circle,#d0d0da,transparent 66%);opacity:.09;animation:deriva2 26s ease-in-out infinite}
.m3{width:70vw;height:70vw;bottom:-25vw;left:18vw;background:radial-gradient(circle,#222229,transparent 70%);animation:deriva3 40s ease-in-out infinite}
.m4{width:42vw;height:42vw;top:52vh;left:-10vw;background:radial-gradient(circle,#4a4a56,transparent 64%);opacity:.2;animation:deriva4 34s ease-in-out infinite}
@keyframes deriva1{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  33%{transform:translate3d(16vw,10vh,0) scale(1.18)}
  66%{transform:translate3d(6vw,22vh,0) scale(.92)}
}
@keyframes deriva2{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  30%{transform:translate3d(-20vw,-12vh,0) scale(1.25)}
  60%{transform:translate3d(-8vw,16vh,0) scale(.85)}
}
@keyframes deriva3{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  40%{transform:translate3d(14vw,-16vh,0) scale(.88)}
  70%{transform:translate3d(-12vw,-6vh,0) scale(1.12)}
}
@keyframes deriva4{
  0%,100%{transform:translate3d(0,0,0) scale(.95)}
  50%{transform:translate3d(24vw,-18vh,0) scale(1.3)}
}
/* grano que se mueve despacio */
.grano{
  position:fixed;inset:-150%;z-index:-1;pointer-events:none;opacity:.22;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.26'/%3E%3C/svg%3E");
  animation:grano 6s steps(8) infinite;
}
@keyframes grano{
  0%{transform:translate(0,0)}     16%{transform:translate(-4%,-3%)}
  33%{transform:translate(3%,-5%)} 50%{transform:translate(-5%,4%)}
  66%{transform:translate(4%,3%)}  83%{transform:translate(-3%,-4%)}
  100%{transform:translate(0,0)}
}

/* ============ NAV ============ */
.nav{
  position:sticky;top:0;z-index:60;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;
  padding:14px 28px;border-bottom:var(--borde);
  background:rgba(5,5,6,.62);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
}
.marca{display:flex;align-items:center}
.marca img{height:45px;width:auto;filter:brightness(2.3) saturate(1.15)}
.enlaces{display:flex;justify-content:center;gap:30px;font-size:13.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--niebla)}
.enlaces a{position:relative;padding:4px 0;transition:color .25s}
.enlaces a::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--blanco);transition:width .28s ease}
.enlaces a:hover{color:var(--blanco)}
.enlaces a:hover::after{width:100%}
.acciones{display:flex;justify-content:flex-end;align-items:center;gap:12px}
.btn-contacto{
  border:1px solid rgba(255,255,255,.28);border-radius:999px;
  padding:9px 20px;font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;
  transition:background .25s,color .25s,border-color .25s;
}
.btn-contacto:hover{background:var(--blanco);color:var(--negro);border-color:var(--blanco)}
.burger{display:none;background:none;border:var(--borde);border-radius:8px;padding:8px 10px;color:var(--blanco);cursor:pointer}

/* ============ HERO ============ */
.hero{max-width:var(--max);margin:0 auto;padding:56px 28px 0}
.eyebrow{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--humo);display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:4px;
}
.punto{width:7px;height:7px;border-radius:50%;background:var(--humo);transition:background .3s}
.barra.vivo .punto{background:var(--vivo);box-shadow:0 0 0 0 rgba(255,59,48,.6);animation:latido 2s infinite}
.barra.repo .punto{background:var(--humo)}
@keyframes latido{70%{box-shadow:0 0 0 9px rgba(255,59,48,0)}100%{box-shadow:0 0 0 0 rgba(255,59,48,0)}}
.hero h1{
  font-family:var(--display);font-weight:800;text-transform:uppercase;
  font-size:clamp(3rem,10vw,7.4rem);line-height:.86;letter-spacing:.005em;margin:0 0 14px;
}
.hero h1 em{font-style:normal;color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.45)}
.hero p.bajada{max-width:52ch;color:var(--niebla);font-size:clamp(1rem,1.6vw,1.15rem)}
.marco{
  margin-top:34px;border:var(--borde);border-radius:14px;overflow:hidden;
  background:var(--carbon);box-shadow:0 40px 90px -40px rgba(0,0,0,.9);
}
.barra{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:11px 16px;border-bottom:var(--borde);font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--humo)}
.barra strong{color:var(--blanco);font-weight:400;display:flex;align-items:center;gap:9px}
.player{position:relative;aspect-ratio:16/9;background:#000}
.player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.player #yt{position:absolute;inset:0;width:100%;height:100%}
.barra-pie{border-bottom:0;border-top:var(--borde);font-family:var(--texto);font-size:12.5px;letter-spacing:0;text-transform:none;color:var(--niebla)}
.barra-pie #ahora{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.controles{display:flex;gap:8px;flex:none}
.mini{background:none;border:var(--borde);border-radius:999px;color:var(--niebla);font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;padding:6px 13px;cursor:pointer;transition:background .25s,color .25s}
.mini:hover{background:var(--blanco);color:var(--negro)}
.mini[hidden]{display:none}

/* ============ CAROUSEL DE LOGOS ============ */
.riel{margin-top:22px;border-top:var(--borde);border-bottom:var(--borde);padding:18px 0;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent)}
.pista{display:flex;gap:14px;width:max-content;animation:correr 46s linear infinite}
.riel:hover .pista{animation-play-state:paused}
@keyframes correr{to{transform:translateX(-50%)}}
.chapa{display:flex;align-items:center;gap:11px;padding:8px 16px 8px 8px;border:var(--borde);border-radius:999px;background:rgba(255,255,255,.03);white-space:nowrap;transition:background .25s}
.chapa:hover{background:rgba(255,255,255,.09)}
.chapa img{width:40px;height:40px;border-radius:50%;object-fit:cover;object-position:center;filter:grayscale(1) contrast(1.05);opacity:.85;background:var(--grafito)}
.chapa span{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--niebla)}

/* ============ SECCIONES ============ */
section{max-width:var(--max);margin:0 auto;padding:78px 28px}
.titulo{font-family:var(--display);font-weight:800;text-transform:uppercase;font-size:clamp(2rem,4.6vw,3.4rem);line-height:.95;letter-spacing:.01em;margin:14px 0 0}
.encabezado{margin-bottom:40px;max-width:56ch}
.encabezado .titulo{margin:8px 0 0}
.encabezado p{color:var(--niebla);font-size:1.02rem;margin-top:14px}

/* Presentación */

/* ============ PROGRAMAS ============ */
.grilla{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.prog{border:var(--borde);border-radius:12px;overflow:hidden;background:rgba(17,17,20,.7);backdrop-filter:blur(8px);display:flex;flex-direction:column;transition:transform .3s ease,border-color .3s}
.prog:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.22)}
.caratula{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--grafito)}
.caratula img{width:100%;height:100%;object-fit:cover;filter:grayscale(1) contrast(1.06);transition:filter .4s ease,transform .5s ease}
.prog:hover .caratula img{filter:grayscale(0);transform:scale(1.04)}
.horario{position:absolute;left:10px;bottom:10px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;background:rgba(5,5,6,.8);border:var(--borde);padding:5px 10px;border-radius:999px;backdrop-filter:blur(6px)}
.cuerpo{padding:16px 16px 18px;display:flex;flex-direction:column;gap:14px;flex:1}
.prog h3{font-family:var(--display);font-weight:700;font-size:1.05rem;text-transform:uppercase;letter-spacing:.02em;line-height:1.2}
.pie{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto}
.ver{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:8px 18px;font-size:12px;letter-spacing:.12em;text-transform:uppercase;transition:background .25s,color .25s}
.ver:hover{background:var(--blanco);color:var(--negro)}
.redes-prog{display:flex;gap:8px}
.ico{width:34px;height:34px;border-radius:50%;border:var(--borde);display:grid;place-items:center;color:var(--niebla);transition:background .25s,color .25s,transform .25s}
.ico svg{width:15px;height:15px;fill:currentColor}
.ico:hover{background:var(--blanco);color:var(--negro);transform:translateY(-2px)}

/* ============ YOUTUBE ============ */
.panel{display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;border:var(--borde);border-radius:14px;padding:36px 34px;background:linear-gradient(120deg,rgba(255,255,255,.06),rgba(255,255,255,.01))}
.panel h2{font-family:var(--display);font-weight:800;text-transform:uppercase;font-size:clamp(1.7rem,3.4vw,2.5rem);line-height:1;letter-spacing:.01em}
.panel p{color:var(--niebla);margin-top:10px;max-width:52ch}
.panel p + p{margin-top:8px}
.btn-yt{display:inline-flex;align-items:center;gap:10px;background:var(--blanco);color:var(--negro);border-radius:999px;padding:14px 26px;font-size:13px;letter-spacing:.1em;text-transform:uppercase;font-weight:600;transition:transform .25s,opacity .25s}
.btn-yt:hover{transform:translateY(-2px);opacity:.9}
.btn-yt svg{width:19px;height:19px;fill:currentColor}

/* ============ CONTACTO ============ */
.contacto{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.redes-lista{display:flex;flex-direction:column;gap:1px;background:rgba(255,255,255,.09);border:var(--borde);border-radius:12px;overflow:hidden;margin-top:26px}
.red{display:flex;align-items:center;gap:14px;padding:16px 18px;background:var(--carbon);transition:background .25s}
.red:hover{background:var(--grafito)}
.red .ico{border-color:rgba(255,255,255,.16);flex:none}
.red b{display:block;font-size:14px;font-weight:500}
.red span{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--humo)}
form{display:grid;gap:14px}
.fila{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--humo);display:block;margin-bottom:7px}
input,textarea,select{
  width:100%;background:rgba(255,255,255,.04);border:var(--borde);border-radius:9px;
  padding:13px 14px;color:var(--blanco);font-family:var(--texto);font-size:15px;transition:border-color .25s,background .25s;
}
input:focus,textarea:focus,select:focus{outline:none;border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.07)}
textarea{resize:vertical;min-height:130px}
select option{background:var(--carbon)}
.enviar{justify-self:start;background:var(--blanco);color:var(--negro);border:0;border-radius:999px;padding:14px 32px;font-family:var(--texto);font-weight:600;font-size:13px;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;transition:transform .25s,opacity .25s}
.enviar:hover{transform:translateY(-2px);opacity:.9}
.aviso{font-family:var(--mono);font-size:11px;color:var(--humo);letter-spacing:.08em}

/* ============ FOOTER ============ */
footer{border-top:var(--borde);margin-top:40px}
.pie-int{max-width:var(--max);margin:0 auto;padding:30px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--humo)}

/* ============ RESPONSIVE ============ */
@media (max-width:900px){
  .nav{grid-template-columns:1fr auto}
  .enlaces{
    display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;
    background:rgba(5,5,6,.97);backdrop-filter:blur(18px);border-bottom:var(--borde);padding:8px 0;
  }
  .enlaces.abierto{display:flex}
  .enlaces a{padding:14px 28px}
  .enlaces a::after{display:none}
  .acciones{grid-column:auto}
  .burger{display:block}
  .btn-contacto{display:none}
  .contacto{grid-template-columns:1fr;gap:36px}
  section{padding:70px 22px}
  .hero{padding:40px 22px 0}
  .fila{grid-template-columns:1fr}
  .panel{padding:28px 24px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}