:root {
  --bg: #121611;
  --rail: #1b2118;
  --card: #232a1f;
  --line: #343d2e;
  --text: #eef3e6;
  --muted: #a3b09a;
  --lime: #d6f25c;
  --lime-ink: #1a2208;
  --live: #7dffb2;
  --wait: #f0c56a;
  --stop: #8d9a88;
  --bad: #ff8d7a;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  font-family: "Segoe UI", "Helvetica Neue", sans-serif;
  color: var(--text);
  background: var(--bg);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(900px 420px at 10% -10%, rgba(214, 242, 92, 0.08), transparent 60%),
    var(--bg);
}

button, input, textarea { font: inherit; color: inherit; }

.top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-end;
  padding: 28px 32px 8px;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--lime);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 12px;
}

h1, h2, h3 { margin: 0; font-weight: 650; }
h1 { font-size: 34px; letter-spacing: -0.03em; }

.chip {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 999px;
  padding: 8px 14px;
  color: var(--muted);
  font-size: 14px;
}

.chip.on { color: var(--lime-ink); background: var(--lime); border-color: var(--lime); }

.banner {
  margin: 12px 32px 0;
  padding: 12px 14px;
  border-radius: 12px;
  background: #3a241f;
  color: #ffd2c8;
}

.setup, .workspace, .foot { margin: 16px 32px; }

.setup {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px 18px 8px;
  box-shadow: var(--shadow);
}

.setup.is-connected .steps,
.setup.is-connected .hint { display: none; }

.setup-head p, .hint, .empty p, .foot { color: var(--muted); line-height: 1.45; }

.steps { margin: 12px 0; padding-left: 18px; }
.steps li { margin: 8px 0; }

.copyline { display: inline-flex; gap: 8px; align-items: center; margin-top: 6px; }
code {
  background: #121611;
  border-radius: 8px;
  padding: 4px 8px;
  font-family: Consolas, "Courier New", monospace;
  font-size: 13px;
}

.client-form, #settings-form { display: grid; gap: 10px; }
label { display: grid; gap: 6px; font-size: 14px; color: var(--muted); }

input, textarea {
  width: 100%;
  background: #121611;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
}

textarea { resize: vertical; min-height: 96px; }
input:focus, textarea:focus { outline: 2px solid rgba(214, 242, 92, 0.45); border-color: transparent; }

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 14px; }

.btn {
  border: 1px solid var(--line);
  background: #2b3426;
  border-radius: 999px;
  padding: 10px 16px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn.primary { background: var(--lime); color: var(--lime-ink); border-color: var(--lime); font-weight: 700; }
.btn.danger { background: transparent; color: var(--bad); border-color: #6a3a32; }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: 0.55; cursor: wait; }

.workspace {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
  align-items: start;
}

.rail, .stage {
  background: var(--rail);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
  min-height: 420px;
}

.rail h2, .stage h3 { margin-bottom: 12px; }
.add-row { display: flex; gap: 8px; }
.add-row .btn { flex: 0 0 auto; }

.channel-list { display: grid; gap: 8px; margin-top: 14px; }

.channel-tab {
  width: 100%;
  text-align: left;
  display: grid;
  grid-template-columns: 36px 1fr auto;
  gap: 10px;
  align-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 8px;
  cursor: pointer;
}

.channel-tab.active { background: var(--card); border-color: var(--line); box-shadow: inset 3px 0 0 var(--lime); }
.channel-tab img, .channel-tab .avatar, .channel-head img { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; background: #2c3828; display: block; }
.channel-head img { width: 64px; height: 64px; }
.channel-tab span { display: block; }
.tab-title { font-weight: 650; }
.tab-state { color: var(--muted); font-size: 12px; margin-top: 2px; }

.pip { width: 10px; height: 10px; border-radius: 50%; background: var(--stop); }
.pip.waiting { background: var(--wait); }
.pip.live { background: var(--live); box-shadow: 0 0 0 4px rgba(125, 255, 178, 0.15); }
.pip.error { background: var(--bad); }

.channel-head { display: flex; gap: 14px; align-items: center; margin-bottom: 16px; }
.links { display: flex; gap: 12px; margin: 6px 0 0; }
.links a { color: var(--lime); }

.status { margin: 4px 0 0; font-weight: 650; }
.status.waiting { color: var(--wait); }
.status.live { color: var(--live); }
.status.error { color: var(--bad); }
.status.stopped { color: var(--stop); }

.meta-row { display: flex; justify-content: flex-end; color: var(--muted); font-size: 12px; margin-top: -6px; }
.next { min-height: 1.2em; color: var(--muted); }

.events { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.events li {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 10px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.events time { color: var(--text); font-size: 13px; }
.events .sent { color: var(--live); }
.events .error { color: var(--bad); }

.empty { padding: 28px 8px; }
.foot { font-size: 13px; }

@media (max-width: 860px) {
  .top, .setup, .workspace, .foot { margin-left: 14px; margin-right: 14px; }
  .top { padding-left: 14px; padding-right: 14px; }
  .workspace { grid-template-columns: 1fr; }
  .rail, .stage { min-height: 0; }
}