/* Glow Labs · Concept 02 · Rugiada, presentazione di lancio sperimentale */
.rg-stage{background:var(--ink);padding:clamp(28px,5vw,72px) var(--gut) clamp(40px,6vw,80px)}
.rg{max-width:1280px;margin:0 auto}
.rg-film{position:relative;aspect-ratio:16/9;border-radius:clamp(12px,1.6vw,22px);overflow:hidden;background:#0f2a2a;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.8)}
.rg-film canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.rg-goo{filter:url(#rg-goo);pointer-events:none}
.rg-film:fullscreen{border-radius:0;width:100vw;height:auto;max-height:100vh;margin:auto}
.rg-film:fullscreen{background:#000}

/* barra di avanzamento sotto il film: niente cornici sopra l'immagine */
.rg-bar{display:flex;align-items:center;gap:14px;margin-top:16px;color:var(--cream)}
.rg-play,.rg-full{font:600 14px/1 var(--sans);color:var(--cream);padding:11px 16px;border-radius:999px;border:1.5px solid rgba(243,240,234,.25);white-space:nowrap;transition:border-color .2s,background .2s,color .2s}
.rg-play:hover,.rg-full:hover{border-color:var(--cream)}
.rg-play{min-width:104px}
.ended .rg-play{background:var(--cream);color:var(--ink);border-color:var(--cream)}
.rg-progress{flex:1;height:22px;display:flex;align-items:center;cursor:pointer}
.rg-progress span{position:relative;display:block;width:100%;height:3px;border-radius:3px;background:rgba(243,240,234,.18);overflow:hidden}
.rg-progress i{position:absolute;inset:0;background:var(--cream);transform-origin:left;transform:scaleX(0)}
.rg-time{font:500 12px/1 var(--mono);letter-spacing:.08em;color:rgba(243,240,234,.6);white-space:nowrap;min-width:84px;text-align:right}

/* capitoli */
.rg-chapters{list-style:none;display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin-top:14px}
.rg-chapters button{width:100%;text-align:left;padding:10px 12px;border-radius:12px;font:600 13px/1.25 var(--sans);color:rgba(243,240,234,.62);
  background:rgba(243,240,234,.04);border:1px solid rgba(243,240,234,.08);transition:color .2s,background .2s,border-color .2s}
.rg-chapters button b{display:block;font:500 10.5px/1 var(--mono);letter-spacing:.14em;margin-bottom:6px;color:rgba(243,240,234,.4)}
.rg-chapters button:hover{color:var(--cream);border-color:rgba(243,240,234,.25)}
.rg-chapters button[aria-current=step]{color:var(--ink);background:#9fe3d4;border-color:#9fe3d4}
.rg-chapters button[aria-current=step] b{color:rgba(14,15,18,.6)}
@media (max-width:900px){.rg-chapters{grid-template-columns:repeat(4,1fr)}}
@media (max-width:560px){.rg-chapters{grid-template-columns:repeat(2,1fr)}.rg-time{display:none}.rg-full{display:none}}