/* PNN channel chrome.
   Art direction from docs/brief.md: warm tungsten studio, dark blue LED wall,
   broadcast red. The frame should read as a television signal, not a web page. */

:root {
  --bg:        #05070a;
  --led:       #0b2f6b;
  --led-hot:   #2f6fd0;
  --alert:     #c22e26;
  --paper:     #ece7db;
  --paper-dim: #9d988c;
  --tungsten:  #f0c98a;

  --chrome: 400 12px/1 ui-sans-serif, "Helvetica Neue", Arial, sans-serif;
  --tick: 0.14em;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; height: 100%;
  background: var(--bg);
  color: var(--paper);
  font-family: ui-sans-serif, "Helvetica Neue", Arial, sans-serif;
  overflow: hidden;
}

.tv {
  position: relative;
  height: 100dvh; width: 100vw;
  overflow: hidden;
  background: #000;
}

/* ---------- feed ---------- */

.stage { position: absolute; inset: 0; }

.feed {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  background: #000;
  opacity: 0;
  transition: opacity 140ms linear;
}
.feed.is-live { opacity: 1; }

/* Signal texture. Subtle — it should suggest a broadcast chain, not a filter. */
.scan {
  position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(
    to bottom, rgba(0,0,0,.22) 0 1px, transparent 1px 3px);
  mix-blend-mode: multiply;
  opacity: .5;
}
.vignette {
  position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 52%, rgba(0,0,0,.62) 100%);
}

/* ---------- chrome ---------- */

.bug {
  position: absolute; top: 20px; left: 22px;
  display: flex; align-items: center; gap: 10px;
  font: var(--chrome); letter-spacing: var(--tick);
}
.bug-mark {
  display: block; width: 34px; height: 34px;
  border-radius: 6px;
  box-shadow: 0 0 22px rgba(30,90,190,.35);
}
.bug-live {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 9px;
  background: var(--alert);
  border-radius: 2px;
  font-weight: 700; letter-spacing: .16em; font-size: 10px;
}
.bug-live::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: #fff; animation: pulse 2s steps(1) infinite;
}
@keyframes pulse { 0%,60% { opacity: 1 } 61%,100% { opacity: .25 } }

.meta {
  position: absolute; top: 20px; right: 22px;
  display: flex; align-items: center; gap: 8px;
}
.daypart, .viewers {
  padding: 7px 10px;
  background: rgba(0,0,0,.55);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 2px;
  font: var(--chrome); letter-spacing: var(--tick);
  color: var(--paper-dim);
}
.viewers { color: var(--paper); }
.viewers::before {
  content: ""; display: inline-block;
  width: 6px; height: 6px; margin-right: 7px; border-radius: 50%;
  background: #35c469; vertical-align: middle;
}
.viewers[hidden] { display: none; }

.clock {
  padding: 7px 10px;
  background: rgba(0,0,0,.55);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 2px;
  font: var(--chrome); font-variant-numeric: tabular-nums;
  letter-spacing: var(--tick); color: var(--tungsten);
}

/* ---------- lower third ---------- */

.lower[hidden] { display: none; }
.lower {
  position: absolute; left: 0; bottom: 78px;
  max-width: min(720px, 78vw);
  display: flex; align-items: stretch;
  transform: translateX(-101%);
  animation: slide-in 420ms cubic-bezier(.16,.84,.28,1) forwards;
}
@keyframes slide-in { to { transform: translateX(0); } }

.lower-kicker {
  display: grid; place-items: center;
  padding: 0 14px;
  background: var(--alert);
  font: var(--chrome); font-weight: 800; font-size: 11px;
  letter-spacing: .2em;
}
.lower-text {
  padding: 13px 22px 12px;
  background: linear-gradient(180deg, rgba(11,47,107,.97), rgba(5,20,48,.97));
  border-left: 1px solid rgba(255,255,255,.16);
  font-size: clamp(15px, 2.1vw, 21px); font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase;
  text-shadow: 0 1px 3px rgba(0,0,0,.6);
}

/* ---------- ticker ---------- */

.ticker {
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 46px;
  display: flex; align-items: stretch;
  background: linear-gradient(180deg, rgba(6,14,30,.96), rgba(3,7,16,.98));
  border-top: 2px solid var(--alert);
}
.ticker-brand {
  display: grid; place-items: center;
  padding: 0 16px;
  background: var(--alert);
  font: var(--chrome); font-weight: 800; font-size: 14px;
  letter-spacing: .16em;
}
.ticker-viewport { position: relative; flex: 1; overflow: hidden; }
.ticker-track {
  position: absolute; top: 0; left: 0; height: 100%;
  display: flex; align-items: center;
  white-space: nowrap; will-change: transform;
}
.ticker-item {
  padding: 0 34px;
  font-size: 14px; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--paper);
}
.ticker-item + .ticker-item { border-left: 1px solid rgba(255,255,255,.16); }
.ticker-item[data-category="sponsor"]   { color: var(--tungsten); }
.ticker-item[data-category="correction"]{ color: var(--paper-dim); }
.ticker-item[data-category="arc"]       { color: #cfe0ff; }

/* ---------- sound gate ---------- */

.sound {
  position: absolute; left: 50%; bottom: 76px; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 22px;
  background: rgba(0,0,0,.72);
  border: 1px solid rgba(255,255,255,.32);
  border-radius: 2px;
  color: var(--paper);
  font: var(--chrome); font-weight: 700; letter-spacing: .18em;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: background 140ms, border-color 140ms;
}
.sound:hover { background: rgba(0,0,0,.9); border-color: var(--tungsten); }
.sound[hidden] { display: none; }
.sound-icon { color: var(--tungsten); }

.status {
  position: absolute; left: 22px; bottom: 60px;
  font: var(--chrome); letter-spacing: var(--tick);
  color: var(--paper-dim);
  opacity: 0; transition: opacity 200ms;
}
.status.is-on { opacity: 1; }

/* ---------- the Glasses Reveal ---------- */

.reveal {
  position: absolute; inset: 0;
  pointer-events: none; opacity: 0;
  z-index: 5;
}
.tv.is-revealing .reveal { opacity: 1; }

/* Signal inversion applied to the feed itself, so the anchor is what changes. */
.tv.is-revealing .stage {
  filter: invert(1) grayscale(1) contrast(1.75) brightness(1.1);
  animation: aberrate 90ms steps(2) infinite;
}
@keyframes aberrate {
  0%   { transform: translate3d(0,0,0);   }
  50%  { transform: translate3d(-3px,1px,0); }
  100% { transform: translate3d(2px,-1px,0); }
}

.reveal-hands {
  position: absolute; top: -2%; left: 50%;
  width: min(96%, 1100px); transform: translateX(-50%);
  opacity: .92;
  filter: drop-shadow(0 18px 40px rgba(0,0,0,.85));
  animation: loom 900ms cubic-bezier(.2,.7,.3,1) forwards;
}
@keyframes loom {
  from { transform: translate(-50%, -14%) scale(1.06); opacity: 0; }
  to   { transform: translate(-50%, 0)    scale(1);    opacity: .92; }
}

.reveal-word {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  font-size: clamp(46px, 12vw, 160px);
  font-weight: 900; letter-spacing: .16em;
  color: #111; background: #e9e9e9;
  padding: .08em .18em .04em;
  font-family: "Arial Black", Impact, ui-sans-serif, sans-serif;
}

@media (prefers-reduced-motion: reduce) {
  .tv.is-revealing .stage { animation: none; }
  .reveal-hands { animation: none; opacity: .92; transform: translateX(-50%); }
  .lower { animation: none; transform: none; }
}

@media (max-width: 640px) {
  .bug, .meta { top: 12px; }
  .bug { left: 12px; } .meta { right: 12px; gap: 5px; }
  .daypart { display: none; }
  .lower { bottom: 66px; max-width: 92vw; }
  .ticker { height: 40px; }
  .ticker-item { font-size: 12px; padding: 0 22px; }
}

/* ---------- channel nav ---------- */

.bug-home { display: block; line-height: 0; }

.chan-nav {
  display: flex; align-items: center; gap: 2px;
  margin-left: 6px;
  padding: 4px;
  background: rgba(0,0,0,.55);
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 2px;
  backdrop-filter: blur(6px);
}
.chan-nav a {
  padding: 5px 10px;
  border-radius: 2px;
  color: var(--paper-dim); text-decoration: none;
  font: var(--chrome); font-weight: 700; font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase;
  transition: color 140ms, background 140ms;
}
.chan-nav a:hover { color: var(--paper); background: rgba(255,255,255,.09); }
.chan-nav a.is-current { color: var(--tungsten); }

/* ---------- channel share ---------- */

/* Sits above the ticker, opposite the status line, so it never covers the
   anchor's face — the frame's centre stays clear. */
.share-chan {
  position: absolute; right: 20px; bottom: 60px;
  display: flex; align-items: center; gap: 6px;
  z-index: 6;
}
.share-chan .share-title {
  margin-right: 2px;
  font: var(--chrome); font-weight: 700; font-size: 10px;
  letter-spacing: .2em; text-transform: uppercase; color: var(--paper-dim);
}
.share-chan .share-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; padding: 0;
  background: rgba(0,0,0,.55);
  border: 1px solid rgba(255,255,255,.16); border-radius: 2px;
  color: var(--paper-dim);
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: color 140ms, border-color 140ms, background 140ms;
}
.share-chan .share-btn:hover { color: var(--paper); border-color: var(--tungsten); background: rgba(0,0,0,.85); }
.share-chan .share-btn.is-done { color: #35c469; border-color: #35c469; }
.share-chan .share-btn svg { width: 15px; height: 15px; fill: currentColor; }
.share-chan .share-label { display: none; }
.share-chan .share-btn[hidden] { display: none; }

/* Most of the audience is on a phone, so the nav shrinks rather than vanishing.
   It drops below the bug and scrolls horizontally if it runs out of room. */
@media (max-width: 860px) {
  .bug { flex-wrap: wrap; max-width: calc(100vw - 24px); }
  .chan-nav {
    order: 3; margin: 6px 0 0 0; padding: 3px;
    max-width: 100%; overflow-x: auto; scrollbar-width: none;
  }
  .chan-nav::-webkit-scrollbar { display: none; }
  .chan-nav a { padding: 4px 8px; font-size: 10px; letter-spacing: .1em; }
  .share-chan { right: 12px; bottom: 52px; gap: 5px; }
  .share-chan .share-title { display: none; }
  .share-chan .share-btn { width: 30px; height: 30px; }
}

/* Very narrow: keep the clock, drop the daypart badge, tighten further. */
@media (max-width: 420px) {
  .chan-nav a { padding: 4px 7px; }
  .share-chan .share-btn { width: 28px; height: 28px; }
}