/* Derin Record — ana sayfa açılış ekranı (intro.js). Spotify gibi sessiz, 4 saniye, fade in:
   logo belirir, bantta ışık, REC ışığı yavaş yanıp söner, logo sitedeki kasetin yerine oturur. */
html.dintro-bekle::after{content:"";position:fixed;inset:0;background:#0b0b0d;z-index:2147483000}
html.dintro-acik,html.dintro-acik body{overflow:hidden!important}

#derin-intro{position:fixed;inset:0;z-index:2147483001;overflow:hidden;cursor:pointer;
  -webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none;touch-action:none;transition:opacity .25s ease}
#derin-intro.kapaniyor{opacity:0}
.dintro-zemin{position:absolute;inset:0;background:#0b0b0d}
.dintro-logo{position:absolute;opacity:0;transform-origin:50% 50%;will-change:transform,opacity;pointer-events:none}
.dintro-logo img{position:absolute;left:0;top:0;width:100%;height:100%;max-width:none;margin:0;display:block}
/* sarı bandın üstünden geçen ışık (bant: logo içinde 37,729 / 1687x365 birim) */
/* ışık yalnız logonun dolu yerlerinde görünür (maske = logonun kendisi; boyutu intro.js verir) */
.dintro-bant{position:absolute;left:2.1%;top:49.93%;width:95.85%;height:25%;overflow:hidden;pointer-events:none;
  -webkit-mask-image:url("assets/intro/logo-noktasiz.webp");mask-image:url("assets/intro/logo-noktasiz.webp");
  -webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}
.dintro-isik{position:absolute;top:-30%;left:0;width:22%;height:160%;opacity:0;
  background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.6) 50%,rgba(255,255,255,0))}