:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --line: #2a2f3a;
  --text: #e6e8ee;
  --muted: #98a0b0;
  --ok: #35c46b;
  --warn: #e0a63a;
  --bad: #e2544f;
  --accent: #4c8dff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }

/* --- Estrutura --------------------------------------------------------- */

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding: 14px 24px;
  background: var(--panel); border-bottom: 1px solid var(--line);
}
.brand { color: var(--text); font-weight: 600; letter-spacing: .2px; }
.brand span { color: var(--muted); font-weight: 400; margin-left: 6px; }
.topbar nav { display: flex; align-items: center; gap: 18px; }
.topbar nav form { margin: 0; }

.langs {
  display: flex; align-items: center; gap: 2px;
  padding: 2px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--panel-2);
}
.lang {
  padding: 3px 11px; border-radius: 999px;
  color: var(--muted); font-size: 12px; white-space: nowrap;
}
.lang:hover { color: var(--text); text-decoration: none; }
.lang.current { background: var(--accent); color: #fff; }

main { max-width: 1320px; margin: 0 auto; padding: 28px 24px 60px; }

footer {
  max-width: 1240px; margin: 0 auto; padding: 0 24px 40px;
  display: flex; justify-content: space-between; gap: 16px;
  color: var(--muted); font-size: 13px;
}

.page-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px; margin-bottom: 18px;
}
.nowrap { white-space: nowrap; }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 15px; margin: 0 0 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }

.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; padding: 20px;
}
.card.narrow { max-width: 560px; margin: 0 auto; }

.hint { color: var(--muted); font-size: 13px; margin: 4px 0 0; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* --- Formulários ------------------------------------------------------- */

form label { display: block; margin: 16px 0 0; color: var(--muted); font-size: 13px; }
form label.checkbox { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; }
input[type="text"], input[type="password"], input:not([type]) {
  display: block; width: 100%; margin-top: 6px; padding: 9px 11px;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 7px; font-size: 14px;
}
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
form .row { margin-top: 20px; }

button, .button {
  display: inline-block; padding: 9px 14px; border-radius: 7px; cursor: pointer;
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); font-size: 14px; text-decoration: none;
}
button:hover, .button:hover { border-color: var(--accent); text-decoration: none; }
button.primary, .button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { background: transparent; border-color: var(--bad); color: var(--bad); }
button.link { background: none; border: none; color: var(--accent); padding: 0; }
.button.small { padding: 5px 10px; font-size: 13px; }

.danger-zone {
  margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--line);
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}

/* --- Grelha de canais -------------------------------------------------- */

.channel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 18px;
}

.channel-card {
  display: flex; flex-direction: column;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 12px; overflow: hidden;
  box-shadow: inset 3px 0 0 var(--line);
}
.channel-card.is-live { box-shadow: inset 3px 0 0 var(--ok); }
.channel-card.is-warn { box-shadow: inset 3px 0 0 var(--warn); }
.channel-card.is-down { box-shadow: inset 3px 0 0 var(--bad); }
.channel-card.is-off  { opacity: .55; }
.channel-card:hover { border-color: #3d4554; }

.channel-card-media {
  position: relative; display: block;
  aspect-ratio: 16 / 9; background: #000;
}
.channel-card-media img,
.channel-card-media .preview.empty {
  display: block; width: 100%; height: 100%;
  object-fit: contain; border: 0; border-radius: 0;
}
.channel-card-media .badge {
  position: absolute; top: 10px; left: 10px;
}

.channel-card-body { padding: 14px 16px 16px; }
.channel-name {
  display: block; font-weight: 600; color: var(--text);
  overflow-wrap: break-word;
}
.channel-name:hover { text-decoration: none; color: #fff; }
.client { display: block; color: var(--muted); font-size: 13px; margin-top: 2px; }

.channel-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
  padding: 10px 0 0;
  border-top: 1px solid var(--line);
}
.stat { min-width: 0; }
.stat strong {
  display: block;
  font-size: 18px; font-weight: 650; letter-spacing: -.02em;
  line-height: 1.15;
}
.stat.bitrate strong { color: #6cb6ff; }
.stat.quality strong { color: var(--text); }
.stat.quality strong.ok   { color: var(--ok); }
.stat.quality strong.warn { color: var(--warn); }
.stat.quality strong.bad  { color: var(--bad); }
.stat.cue strong { color: #c084fc; }
.stat.breaks strong { color: #f0b429; }
.stat small {
  display: block; margin-top: 3px;
  color: var(--muted); font-size: 11px; text-transform: uppercase;
  letter-spacing: .4px;
}

.badge.live::before {
  content: "";
  display: inline-block; width: 6px; height: 6px; margin-right: 6px;
  border-radius: 50%; background: var(--ok);
  box-shadow: 0 0 0 0 rgba(53,196,107,.7);
  animation: pulse 1.6s ease-out infinite;
  vertical-align: 1px;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(53,196,107,.55); }
  70%  { box-shadow: 0 0 0 6px rgba(53,196,107,0); }
  100% { box-shadow: 0 0 0 0 rgba(53,196,107,0); }
}

/* --- Monitor (detalhe) ------------------------------------------------- */

.preview {
  display: block; width: 100%; aspect-ratio: 16 / 9;
  background: #000; border: 1px solid var(--line); border-radius: 6px;
  object-fit: contain;
}
.preview.empty {
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); font-size: 12px; background: var(--panel-2);
}
.preview.large { max-width: 860px; }
.monitor-card { margin-bottom: 16px; }
.monitor-card .hint { margin-top: 10px; }

/* --- Estados ----------------------------------------------------------- */

.badge {
  display: inline-block; padding: 2px 9px; border-radius: 999px;
  font-size: 12px; font-weight: 600; border: 1px solid transparent;
}
.badge.ok    { background: rgba(53,196,107,.14); color: var(--ok);   border-color: rgba(53,196,107,.35); }
.badge.warn  { background: rgba(224,166,58,.14); color: var(--warn); border-color: rgba(224,166,58,.35); }
.badge.bad   { background: rgba(226,84,79,.14);  color: var(--bad);  border-color: rgba(226,84,79,.35); }
.badge.muted { background: var(--panel-2); color: var(--muted); border-color: var(--line); }

.error { color: var(--bad); }
.warn  { color: var(--warn); }
.bad   { color: var(--bad); }
p.error, p.warn {
  padding: 10px 12px; border-radius: 7px; font-size: 14px;
  background: var(--panel-2); border: 1px solid var(--line);
}

/* --- Listas de definições --------------------------------------------- */

dl { display: grid; grid-template-columns: minmax(120px, auto) 1fr; gap: 8px 16px; margin: 0; }
dt { color: var(--muted); font-size: 13px; }
dd { margin: 0; overflow-wrap: anywhere; }

.alerts { margin: 14px 0 0; padding-left: 18px; color: var(--warn); font-size: 13px; }

.probe { margin-top: 20px; padding: 14px; border-radius: 8px; background: var(--panel-2); border: 1px solid var(--line); }
.probe.ok { border-color: rgba(53,196,107,.4); }
.probe.bad { border-color: rgba(226,84,79,.4); }
.probe dl { margin-top: 12px; }