/* Twinkers · «El estudio»: noche, un foco cálido y dos colores de voz (ámbar = Néstor, turquesa = Adrián).
   Misma familia tipográfica que songs/movies (Fraunces + Manrope). */
:root {
  --bg: #0f1117; --panel: #161a24; --ink: #eceae4; --text: #d6d3ca; --mute: #9a9aa3; --dim: #6b6e7a;
  --line: rgba(236, 234, 228, .09);
  --lo: #e8a64a; --hi: #4fc3c7;
  --display: 'Fraunces', Georgia, serif; --sans: 'Manrope', system-ui, sans-serif;
  --pad: clamp(16px, 3.5vw, 52px); --mini-h: 0px;
}
* { box-sizing: border-box; }
html { background: var(--bg); color: var(--ink); -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 15px/1.55 var(--sans); min-height: 100vh; padding-bottom: var(--mini-h); }
body.has-mini { --mini-h: 64px; }
a { color: inherit; } button { font: inherit; color: inherit; cursor: pointer; } img { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid var(--lo); outline-offset: 3px; }

.top { display: flex; align-items: baseline; justify-content: space-between; padding: 24px var(--pad) 12px; max-width: 1180px; margin: 0 auto; }
.brand { font: 600 24px/1 var(--display); letter-spacing: -.01em; text-decoration: none; }
.brand em { color: var(--mute); font-weight: 300; font-size: 17px; }
.lang-toggle { background: none !important; border: 0 !important; backdrop-filter: none !important; padding: 0 !important; gap: 0 !important; }
.lang-toggle button { font: 600 11px/1 var(--sans) !important; letter-spacing: .14em !important; color: var(--dim) !important; background: none !important; padding: 6px !important; opacity: 1 !important; }
.lang-toggle button[aria-pressed="true"] { color: var(--ink) !important; }
.lang-toggle button + button::before { content: '·'; margin-right: 12px; color: var(--dim); }

main { max-width: 1180px; margin: 0 auto; padding: 0 var(--pad) 60px; }

/* ---------- Estudio ---------- */
.studio { margin-top: 8px; }
.scene-wrap { position: relative; border-radius: 18px; overflow: hidden; background: #0b0d13; box-shadow: 0 20px 60px rgba(0,0,0,.45), inset 0 0 0 1px var(--line); }
#scene { display: block; width: 100%; height: auto; --lo: 0; --hi: 0; }
.now { position: absolute; left: 0; right: 0; top: 0; padding: 18px 22px; pointer-events: none; text-align: center; }
.now-kicker { margin: 0 0 4px; font: 600 11px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--mute); }
.now-title { margin: 0 auto; max-width: 28ch; font: 500 clamp(19px, 3.2vw, 32px)/1.15 var(--display); letter-spacing: -.01em; text-shadow: 0 2px 18px rgba(0,0,0,.7); }

/* Todo lo que reacciona se alimenta de --lo / --hi (0..1), que app.js pone en cada fotograma */
#host-lo, #mic-lo, #pool-lo, #tag-lo { --lv: var(--lo); }
#host-hi, #mic-hi, #pool-hi, #tag-hi { --lv: var(--hi); }
.host .aura { opacity: calc(var(--lv) * .5); }
.host .rim { stroke-opacity: calc(.1 + var(--lv) * .9); }
.host .body { transform: translateY(calc(var(--lv) * -5px)); transform-box: fill-box; }
.host { animation: breathe 5s ease-in-out infinite; transform-box: fill-box; }
#host-hi { animation-delay: -2.2s; }
@keyframes breathe { 50% { transform: translateY(2px); } }
.mic .led { opacity: calc(.15 + var(--lv) * .85); filter: drop-shadow(0 0 calc(var(--lv) * 8px) var(--c)); }
.mic .pop { stroke: var(--c); stroke-opacity: calc(.18 + var(--lv) * .8); }
.mic .rings { opacity: var(--lv); }
.ring { fill: none; stroke: var(--c); stroke-width: 2.5; transform-box: fill-box; transform-origin: center; animation: ring 1.7s cubic-bezier(.2,.6,.3,1) infinite; opacity: 0; }
.ring.r2 { animation-delay: -.57s; } .ring.r3 { animation-delay: -1.14s; }
@keyframes ring { 0% { transform: scale(.9); opacity: .9; } 100% { transform: scale(3.3); opacity: 0; } }
.pool { opacity: calc(var(--lv) * .55); }
.tag { fill: var(--c); font: 700 22px var(--sans); letter-spacing: .32em; opacity: calc(.22 + var(--lv) * .78); }
#cone { opacity: calc(.1 + var(--tot, 0) * .16); } #bulb { opacity: calc(.55 + var(--tot, 0) * .45); }
.playing #onairTxt { fill: #ff4a57; filter: drop-shadow(0 0 7px #ff4a57); }
.steam { opacity: 0; animation: steam 3.6s ease-in-out infinite; transform-box: fill-box; }
.steam.s2 { animation-delay: -1.8s; }
@keyframes steam { 0% { opacity: 0; transform: translateY(6px); } 40% { opacity: .35; } 100% { opacity: 0; transform: translateY(-10px); } }
@media (prefers-reduced-motion: reduce) { .host, .ring, .steam { animation: none; } .ring { opacity: .0; } }

/* Controles + línea de quién habla */
.deck { padding: 16px 4px 0; }
.ctrls { display: flex; align-items: center; gap: 6px; }
.ctrls button { position: relative; border: 0; background: none; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; color: var(--text); }
.ctrls button:hover { background: rgba(255,255,255,.06); }
.ctrls svg { width: 24px; height: 24px; fill: currentColor; }
.ctrls i { position: absolute; font: 700 8.5px/1 var(--sans); font-style: normal; top: 18px; left: 0; right: 0; text-align: center; }
.ctrls .big { width: 56px; height: 56px; background: var(--ink); color: var(--bg); margin: 0 4px; }
.ctrls .big:hover { background: #fff; }
.ctrls .big svg { width: 28px; height: 28px; }
.i-pause { display: none; } .is-playing .i-pause { display: block; } .is-playing .i-play { display: none; }
.time { margin-left: 10px; color: var(--mute); font-variant-numeric: tabular-nums; font-size: 13px; }
.spd { margin-left: auto; width: auto !important; padding: 0 12px; border-radius: 999px !important; font: 700 12px var(--sans); letter-spacing: .04em; border: 1px solid var(--line) !important; height: 32px !important; }
.tl { position: relative; height: 56px; margin-top: 10px; cursor: pointer; touch-action: none; border-radius: 8px; }
.tl canvas { width: 100%; height: 100%; display: block; }
.tl .ph { position: absolute; top: 0; bottom: 0; width: 2px; background: var(--ink); box-shadow: 0 0 8px rgba(255,255,255,.6); pointer-events: none; transform: translateX(-1px); }
.tl .lane { position: absolute; left: 6px; font: 700 9px/1 var(--sans); letter-spacing: .14em; pointer-events: none; opacity: .75; text-shadow: 0 0 4px var(--bg), 0 0 4px var(--bg); }
.who { margin: 8px 0 0; min-height: 22px; color: var(--mute); font-size: 13px; }
.who b { font-weight: 700; } .who .dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 7px; vertical-align: -1px; }

/* ---------- Temas ---------- */
.topics { margin-top: 56px; }
.topics h2 { margin: 0 0 16px; font: 500 28px/1.1 var(--display); letter-spacing: -.01em; }
.tabs { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; }
.tab { text-align: left; border: 1px solid var(--line); background: var(--panel); border-radius: 12px; padding: 13px 15px 14px; transition: border-color .2s, background .2s; }
.tab:hover { border-color: rgba(236,234,228,.28); }
.tab[aria-selected="true"] { border-color: var(--ink); background: #1d2230; }
.tab b { display: block; font: 500 17px/1.2 var(--display); }
.tab small { display: block; margin-top: 4px; color: var(--mute); font-size: 12px; }
.eps { margin-top: 30px; }
.grp { margin-bottom: 44px; }
.grp h3 { margin: 0; font: 500 24px/1.2 var(--display); }
.grp .blurb { margin: 4px 0 14px; color: var(--mute); max-width: 62ch; }
.ep { display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 4px 16px; padding: 16px 6px; border-top: 1px solid var(--line); }
.ep .go { grid-row: span 3; width: 46px; height: 46px; border-radius: 50%; border: 1.5px solid rgba(236,234,228,.35); background: none; display: grid; place-items: center; transition: background .2s, border-color .2s; }
.ep .go svg { width: 20px; height: 20px; fill: currentColor; }
.ep:hover .go { border-color: var(--ink); }
.ep.on .go { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.ep .meta { color: var(--mute); font-size: 12px; letter-spacing: .03em; font-variant-numeric: tabular-nums; }
.ep h4 { margin: 0; font: 500 21px/1.25 var(--display); }
.ep.on h4 { color: var(--lo); }
.ep .sum { margin: 2px 0 0; color: var(--text); opacity: .82; max-width: 72ch; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.ep .sum.open { display: block; }
.ep .more, .ep .chip { border: 0; background: none; padding: 0; color: var(--mute); font-size: 12px; text-decoration: underline; text-underline-offset: 3px; }
.ep .row2 { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; margin-top: 4px; }
.ep .chip { text-decoration: none; border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; }
.ep .chip:hover { color: var(--ink); border-color: var(--mute); }
.ep .live { font-size: 11px; color: var(--hi); letter-spacing: .06em; }

.foot { max-width: 1180px; margin: 0 auto; padding: 24px var(--pad) 50px; color: var(--mute); font-size: 13px; border-top: 1px solid var(--line); }
.foot p { margin: 4px 0; }

/* Mini-reproductor al bajar */
.mini { position: fixed; left: 0; right: 0; bottom: 0; height: 64px; display: flex; align-items: center; gap: 12px; padding: 0 var(--pad); background: rgba(22,26,36,.94); backdrop-filter: blur(10px); border-top: 1px solid var(--line); z-index: 5; }
.mini[hidden] { display: none; }
.mini button { width: 40px; height: 40px; border-radius: 50%; border: 0; background: var(--ink); color: var(--bg); display: grid; place-items: center; flex: none; }
.mini svg { width: 20px; height: 20px; fill: currentColor; }
.mini a { flex: 1; min-width: 0; text-decoration: none; font: 500 16px/1.2 var(--display); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mini-time { color: var(--mute); font-size: 12px; font-variant-numeric: tabular-nums; }
.mini-bar { position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--line); }
.mini-bar b { display: block; height: 100%; width: 0; background: var(--ink); }

@media (max-width: 640px) {
  .now { position: static; padding: 14px 16px 16px; text-align: left; background: #0b0d13; } .now-title { font-size: 21px; margin: 0; max-width: none; text-shadow: none; } .now-kicker { font-size: 10px; }
  .ep { grid-template-columns: 40px minmax(0, 1fr); gap: 4px 12px; } .ep .go { width: 38px; height: 38px; }
  .ep h4 { font-size: 18px; } .brand em { display: none; }
}