/* styles.css — portado do protótipo (fonte de verdade visual).
   Acréscimos do app real estão na seção "ADIÇÕES DO APP" no final. */

:root{
  --bg:#070B14; --panel:#0F1626; --panel2:#182236; --border:#26324C;
  --text:#EAF0FB; --mute:#8A98B4;
  --brand:#6366F1; --brand-hi:#A5B4FC; --focus:#7DD3FC;
  --good:#4ADE80; --warn:#FBBF24; --bad:#F87171;
  --display:'Space Grotesk',sans-serif; --body:'Inter',sans-serif; --mono:'JetBrains Mono',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{background:#000;color:var(--text);font-family:var(--body);overflow:hidden;-webkit-font-smoothing:antialiased}

.tv{position:absolute;inset:0;margin:auto;aspect-ratio:16/9;max-width:100vw;max-height:100vh;
    background:var(--bg);display:flex;flex-direction:column;
    background-image:radial-gradient(circle at 82% -5%, rgba(99,102,241,.10), transparent 50%)}
/* safe area: TVs cortam ~3-5% das bordas (overscan) — nada vital encosta na margem */
.safe{flex:1;display:flex;flex-direction:column;padding:3.2vh 3.4vw;min-height:0}

/* top bar */
.top{display:flex;align-items:center;gap:1.2vw;flex-shrink:0;margin-bottom:1.8vh}
.logo{display:flex;align-items:center;gap:.7vw}
.logo .d{width:.9vw;height:.9vw;border-radius:50%;background:var(--good);box-shadow:0 0 12px var(--good)}
.logo b{font-family:var(--display);font-weight:700;font-size:2.1vh;letter-spacing:.22em}
.modes{margin-left:auto;display:flex;gap:.4vw;background:var(--panel);border:1px solid var(--border);
       border-radius:1vh;padding:.5vh}
.mode{font-family:var(--body);font-weight:500;font-size:1.6vh;color:var(--mute);padding:.8vh 1.3vw;
      border-radius:.7vh;border:2px solid transparent;cursor:pointer;background:none}
.mode.active{color:var(--text);background:var(--panel2)}
.mode.focused{border-color:var(--focus);color:#fff}
.clock{font-family:var(--mono);font-size:1.8vh;color:var(--mute);margin-left:1vw}

.stage{flex:1;position:relative;min-height:0}

/* screen + color bars placeholder */
.screen{position:relative;border-radius:1.1vh;overflow:hidden;background:#000;border:1px solid var(--border)}
.bars{position:absolute;inset:0;background:linear-gradient(90deg,#b9b9b9 0 14.28%,#b9b900 0 28.57%,
      #00b9b9 0 42.85%,#00b900 0 57.14%,#b900b9 0 71.42%,#b90000 0 85.71%,#0000b9 0 100%)}
.bars::after{content:"";position:absolute;inset:0;
      background:repeating-linear-gradient(0deg,rgba(0,0,0,.18) 0 2px,transparent 2px 4px);mix-blend-mode:multiply}
.scrim{position:absolute;inset:0;background:linear-gradient(transparent 52%,rgba(0,0,0,.82))}
.vlabel{position:absolute;left:1vw;bottom:1vh;right:1vw;display:flex;align-items:flex-end;gap:.7vw}
.vlabel .nm{font-family:var(--display);font-weight:600;font-size:2.1vh;text-shadow:0 2px 8px #000;
            white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.live{display:inline-flex;align-items:center;gap:.35vw;font-family:var(--mono);font-size:1.2vh;font-weight:500;
      color:#fff;background:#dc2626;padding:.35vh .7vw;border-radius:.5vh;letter-spacing:.05em;flex-shrink:0}
.live.som{background:var(--brand)}
.live .b{width:.5vw;height:.5vw;border-radius:50%;background:#fff;animation:blink 1.4s infinite}
@keyframes blink{50%{opacity:.25}}

/* estabilidade (puxa o conceito de uptime do painel Sinal) */
.sig{display:inline-flex;align-items:center;gap:.4vw;font-family:var(--mono);font-size:1.3vh;font-weight:500}
.sig .bar{display:flex;gap:1.5px;align-items:flex-end;height:1.6vh}
.sig .bar i{width:.35vw;background:currentColor;border-radius:1px;opacity:.35}
.sig .bar i.on{opacity:1}
.sig.good{color:var(--good)} .sig.warn{color:var(--warn)} .sig.bad{color:var(--bad)} .sig.mute{color:var(--mute)}

/* ====== LAYOUT: Guia + PiP ====== */
.pip-grid{display:grid;grid-template-columns:1.05fr 1.45fr;grid-template-rows:auto 1fr;gap:1.6vh 1.6vw;height:100%}
.guide{grid-row:1 / span 2;background:var(--panel);border:1px solid var(--border);border-radius:1.2vh;
       padding:1.2vh;display:flex;flex-direction:column;overflow:hidden}
.cats{display:flex;gap:.4vw;overflow:hidden;padding:.3vh .4vw 1vh;flex-wrap:wrap}
.cat{font-family:var(--mono);font-size:1.3vh;color:var(--mute);background:var(--bg);border:2px solid var(--border);
     border-radius:99px;padding:.5vh .9vw;cursor:pointer;white-space:nowrap}
.cat.on{color:var(--text);border-color:var(--brand);background:rgba(99,102,241,.12)}
.cat.focused{border-color:var(--focus);color:#fff}
.list{flex:1;overflow-y:auto;overflow-x:hidden}
.list::-webkit-scrollbar{width:0}
.chan{display:flex;align-items:center;gap:.9vw;padding:1vh 1vw;border-radius:.9vh;cursor:pointer;border:2px solid transparent}
.chan .num{font-family:var(--mono);font-size:1.5vh;color:var(--mute);width:2.2vw;text-align:right;flex-shrink:0}
.chan .ico{width:2.5vw;height:2.5vw;border-radius:.6vh;flex-shrink:0;display:grid;place-items:center;
           font-family:var(--display);font-weight:700;font-size:1.6vh;color:#fff;overflow:hidden}
.chan .meta{min-width:0;flex:1}
.chan .meta .t{font-weight:600;font-size:1.8vh;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chan .meta .s{font-size:1.4vh;color:var(--mute);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chan.focused{border-color:var(--focus);background:var(--panel2)}
.chan.playing .num{color:var(--good);font-weight:600}

.pip{align-self:start}
.pip .screen{aspect-ratio:16/9}
.info{background:var(--panel);border:1px solid var(--border);border-radius:1.2vh;padding:1.8vh 1.6vw;
      display:flex;flex-direction:column;gap:1vh;min-height:0;overflow:hidden}
.info .row1{display:flex;align-items:center;gap:1vw}
.info .now{font-family:var(--mono);font-size:1.3vh;letter-spacing:.1em;color:var(--brand-hi);text-transform:uppercase}
.info h2{font-family:var(--display);font-weight:600;font-size:2.8vh;line-height:1.1}
.info .time{font-family:var(--mono);font-size:1.5vh;color:var(--mute)}
.info p{font-size:1.7vh;color:#cdd6e8;line-height:1.5}
.info .next{margin-top:auto;font-size:1.5vh;color:var(--mute);border-top:1px solid var(--border);padding-top:1.1vh}
.info .next b{color:var(--text)}

/* ====== LAYOUT: Foco + 3 (1 grande + 3 pequenos) ====== */
.focus3{display:grid;grid-template-columns:2.5fr 1fr;gap:1.4vw;height:100%}
.focus3 .main .screen{height:100%}
.focus3 .side{display:flex;flex-direction:column;gap:1.2vh;min-height:0}
.focus3 .side .q{flex:1;min-height:0}
.focus3 .side .screen{height:100%}
.focus3 .q.focused .screen,.focus3 .main.focused .screen{
  border-color:var(--focus);box-shadow:0 0 0 3px var(--focus),0 0 26px rgba(125,211,252,.4)}
.pill-sd{position:absolute;top:.8vh;right:.8vw;font-family:var(--mono);font-size:1.1vh;color:#fff;
         background:rgba(0,0,0,.55);border:1px solid rgba(255,255,255,.2);border-radius:.4vh;padding:.2vh .5vw}

/* ====== LAYOUT: Mosaico 4 ====== */
.mosaic{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:1.2vh 1.2vw;height:100%}
.mosaic .q .screen{height:100%}
.mosaic .q.focused .screen{border-color:var(--focus);box-shadow:0 0 0 3px var(--focus),0 0 26px rgba(125,211,252,.4)}
.q{position:relative}
.q .audio-on{position:absolute;top:1vh;right:1vw;z-index:2}

/* ====== LAYOUT: Tela cheia ====== */
.full{height:100%}
.full .screen{height:100%}
.full .ov{position:absolute;left:2vw;right:2vw;bottom:2vh;display:flex;align-items:center;gap:1vw}
.full .ov h2{font-family:var(--display);font-weight:600;font-size:3.2vh;text-shadow:0 2px 10px #000}

.hidden{display:none!important}
.help{position:absolute;left:3.4vw;bottom:1vh;display:flex;gap:1.3vw;font-family:var(--mono);font-size:1.2vh;color:var(--mute);z-index:5}
.help b{color:var(--text)}
.key{display:inline-block;border:1px solid var(--border);border-radius:.4vh;padding:.1vh .5vw;background:var(--panel);color:var(--text)}

/* ================= ADIÇÕES DO APP (não estão no protótipo) ================= */

/* <video> real preenche a .screen, por cima das barras de cor (que viram
   backdrop de "carregando/sem vídeo"). */
.screen video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:#000;z-index:1}
.screen .scrim,.screen .vlabel,.screen .ov,.screen .pill-sd,.screen .audio-on{z-index:3}

/* estados do player sobre a tela */
.screen .state{position:absolute;inset:0;z-index:2;display:none;place-items:center;
  font-family:var(--mono);font-size:1.5vh;color:var(--mute);background:rgba(7,11,20,.72);text-align:center;padding:1vh}
.screen.is-loading .state.loading{display:grid}
.screen.is-error .state.error{display:grid;color:var(--bad)}
.screen.is-preview .bars{filter:saturate(.5) brightness(.7)}
.screen .state .spin{width:2.4vh;height:2.4vh;border:.3vh solid var(--border);border-top-color:var(--focus);
  border-radius:50%;animation:spin 1s linear infinite;margin-bottom:1vh}
@keyframes spin{to{transform:rotate(360deg)}}
/* quando há vídeo tocando, escondemos as barras de cor por baixo */
.screen.is-playing .bars{display:none}

/* overlay de setup / primeira execução (definir a URL da API) */
.overlay{position:absolute;inset:0;z-index:50;display:grid;place-items:center;background:rgba(3,6,12,.88)}
.overlay .card{background:var(--panel);border:1px solid var(--border);border-radius:1.4vh;padding:3vh 3vw;
  width:min(54vw,640px);display:flex;flex-direction:column;gap:1.6vh}
.overlay h3{font-family:var(--display);font-weight:700;font-size:2.6vh;letter-spacing:.04em}
.overlay p{color:var(--mute);font-size:1.6vh;line-height:1.5}
.overlay input{font-family:var(--mono);font-size:1.8vh;color:var(--text);background:var(--bg);
  border:2px solid var(--border);border-radius:.9vh;padding:1.2vh 1.2vw}
.overlay input.focused,.overlay button.focused{border-color:var(--focus);outline:none}
.overlay button{font-family:var(--body);font-weight:600;font-size:1.8vh;color:#fff;background:var(--brand);
  border:2px solid transparent;border-radius:.9vh;padding:1.2vh 1.2vw;cursor:pointer}
.overlay .err{color:var(--bad);font-size:1.4vh;min-height:1.4vh}

/* toast de erro não-fatal */
.toast{position:absolute;left:50%;bottom:5vh;transform:translateX(-50%);z-index:40;
  background:var(--panel2);border:1px solid var(--border);border-radius:.9vh;padding:1vh 1.4vw;
  font-family:var(--mono);font-size:1.4vh;color:var(--text);opacity:0;transition:opacity .25s;pointer-events:none}
.toast.show{opacity:1}