*{box-sizing:border-box}
:root{--blue:#062b57;--light:#fff;--accent:#1595dc}
html,body{margin:0;min-height:100%;font-family:Arial,Helvetica,sans-serif;color:#fff;background:#061d3d}
body{min-height:100vh;overflow-x:hidden}
.background{position:fixed;inset:0;background-image:url("../assets/fondo-radio-30-aniversario.png");background-size:cover;background-position:center center;background-repeat:no-repeat;z-index:0}
.overlay{position:fixed;inset:0;background:linear-gradient(180deg,rgba(0,20,48,.28),rgba(0,18,42,.08) 55%,rgba(0,10,25,.45));z-index:1;pointer-events:none}

.topbar{position:fixed;z-index:10;top:18px;left:50%;transform:translateX(-50%);width:min(1120px,calc(100% - 28px));display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 14px 12px 18px;border:1px solid rgba(255,255,255,.35);border-radius:18px;background:rgba(3,28,61,.82);backdrop-filter:blur(12px);box-shadow:0 10px 35px rgba(0,0,0,.28)}
.brand{display:flex;align-items:center;gap:10px;white-space:nowrap}
.brand strong{display:block;font-size:14px;letter-spacing:.7px}
.brand small{display:block;margin-top:3px;font-size:9px;opacity:.72;letter-spacing:1.1px}
.live-dot{width:10px;height:10px;border-radius:50%;background:#e11;box-shadow:0 0 0 5px rgba(255,0,0,.12);animation:pulse 1.4s infinite}
@keyframes pulse{50%{opacity:.45;transform:scale(.8)}}

.player{display:flex;align-items:center;gap:11px;min-width:min(520px,55vw)}
.play{width:42px;height:42px;border:0;border-radius:50%;background:#fff;color:#062b57;font-size:17px;cursor:pointer;box-shadow:0 4px 14px rgba(0,0,0,.25)}
.play:active{transform:scale(.96)}
.player-info{display:flex;flex-direction:column;min-width:145px}
.player-info span{font-size:9px;color:#7fd0ff;font-weight:700;letter-spacing:1.2px}
.player-info strong{font-size:13px}
#volume{width:110px;accent-color:#fff;cursor:pointer}

.content{position:relative;z-index:2;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:120px 24px 90px}
.anniversary{margin-left:auto;margin-right:4%;align-self:flex-end;text-shadow:0 8px 28px rgba(0,0,0,.35)}
.anniversary span{display:block;font-size:clamp(16px,2vw,27px);font-weight:700;letter-spacing:3px}
.anniversary b{font-size:clamp(130px,22vw,300px);line-height:.72;display:inline-block;font-style:italic;font-weight:900}
.anniversary em{font-size:clamp(34px,6vw,82px);font-style:italic;font-weight:800;margin-left:-25px}
.tagline{font-weight:800;letter-spacing:4px;font-size:clamp(14px,2vw,24px);margin:25px 0 24px;text-shadow:0 3px 14px rgba(0,0,0,.5)}
.cta{display:flex;gap:12px}
.cta button,.cta a{border:1px solid rgba(255,255,255,.6);border-radius:999px;padding:13px 20px;font-weight:800;text-decoration:none;cursor:pointer}
.cta button{background:#fff;color:#062b57}
.cta a{color:#fff;background:rgba(4,32,67,.55)}

footer{position:fixed;z-index:5;bottom:0;left:0;width:100%;display:flex;justify-content:center;gap:30px;padding:12px 18px;background:rgba(3,28,61,.84);backdrop-filter:blur(8px);font-size:11px;letter-spacing:.4px}

@media(max-width:800px){
  .topbar{top:10px;flex-direction:column;align-items:stretch;padding:10px 12px}
  .brand{justify-content:center}
  .player{min-width:0;width:100%}
  .player-info{flex:1}
  #volume{width:80px}
  .content{padding-top:180px}
  .anniversary{align-self:center;margin:0}
  .anniversary b{font-size:clamp(120px,42vw,220px)}
  .tagline{letter-spacing:2px}
  footer{font-size:9px;gap:10px;flex-wrap:wrap}
}
@media(max-width:430px){
  .brand strong{font-size:12px}
  .player-info strong{font-size:11px}
  #volume{display:none}
  .content{padding-left:14px;padding-right:14px}
  .anniversary em{margin-left:-14px}
  .cta{flex-direction:column;width:min(280px,100%)}
  .cta button,.cta a{width:100%}
  footer span:nth-child(3){display:none}
}