:root {
  --bg: #0f1115; --panel: #161a22; --panel-2: #1d222c; --border: #272d3a;
  --text: #e6e9ef; --muted: #8b93a7; --accent: #4c8dff; --accent-dim: #2f5fb0;
  --live: #21c07a; --off: #6b7280; --warn: #f0a742; --danger: #e5544b;
  --sidebar: #131720;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;
  --topbar-h: 52px;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f7f9; --panel: #fff; --panel-2: #f0f2f6; --border: #dde1e8;
    --text: #12151b; --muted: #626b7d; --accent: #2563eb; --accent-dim: #93b4f5;
    --warn: #b4741a; --danger: #c0392b; --sidebar: #fbfcfd;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* ── top bar ── */
.topbar {
  height: var(--topbar-h); display: flex; align-items: center; gap: 13px;
  padding: 0 18px; border-bottom: 1px solid var(--border); background: var(--sidebar);
  position: sticky; top: 0; z-index: 20;
}
.brand { font-size: 16px; font-weight: 650; letter-spacing: -0.01em; }
.sub { color: var(--muted); font-size: 13px; }
.spacer { flex: 1; }

/* ── two-pane shell ── */
.shell { display: grid; grid-template-columns: 330px minmax(0, 1fr); min-height: calc(100vh - var(--topbar-h)); }
@media (max-width: 860px) { .shell { grid-template-columns: 1fr; } }

.sidebar {
  border-right: 1px solid var(--border); background: var(--sidebar);
  display: flex; flex-direction: column;
  max-height: calc(100vh - var(--topbar-h)); position: sticky; top: var(--topbar-h);
}
@media (max-width: 860px) { .sidebar { position: static; max-height: none; } }

.side-head { padding: 14px 14px 10px; border-bottom: 1px solid var(--border); }
.side-head-row { display: flex; align-items: center; gap: 10px; margin-bottom: 11px; }
.side-head h2 { margin: 0; flex: 1; }

.channels { overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 9px; }

.detail { padding: 22px 24px 60px; min-width: 0; }
.pane-head { display: flex; align-items: center; gap: 11px; flex-wrap: wrap; margin-bottom: 8px; }
.pane-head h1 { font-size: 21px; margin: 0; letter-spacing: -0.015em; }
.placeholder { color: var(--muted); padding: 60px 0; text-align: center; }
.placeholder p { margin: 0 0 6px; }

h1 { font-size: 21px; margin: 0 0 4px; letter-spacing: -0.015em; }
h2 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em;
     color: var(--muted); margin: 0 0 14px; font-weight: 600; }
.h2sub { text-transform: none; letter-spacing: 0; font-weight: 400; }

/* ── presets ── */
.presets { display: flex; flex-wrap: wrap; gap: 6px; }
.preset {
  display: flex; flex-direction: column; align-items: flex-start; gap: 1px;
  padding: 6px 9px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); cursor: pointer;
  font-size: 12.5px; font-family: inherit; line-height: 1.25; text-align: left;
}
.preset:hover { border-color: var(--accent-dim); }
.preset-tags { font-size: 10px; color: var(--muted); font-family: var(--mono); }

/* ── panels ── */
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px; }
.grid { display: grid; gap: 16px; }
@media (min-width: 1100px) { .grid.two { grid-template-columns: minmax(0,1fr) minmax(0,1fr); align-items: start; } }

/* ── status ── */
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; background: var(--off); flex: none; }
.dot.live { background: var(--live); box-shadow: 0 0 0 3px color-mix(in srgb, var(--live) 25%, transparent); }
.status { display: flex; align-items: center; gap: 9px; font-size: 13px; color: var(--muted); }

/* ── forms ── */
label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 5px; }
.field { margin-bottom: 14px; }
input[type=text], textarea, select {
  width: 100%; padding: 9px 11px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); font-size: 14px; font-family: inherit;
}
input[type=text]:focus, textarea:focus, select:focus { outline: 2px solid var(--accent-dim); outline-offset: -1px; }
select { width: auto; padding: 7px 9px; font-size: 13px; cursor: pointer; }
textarea { resize: vertical; min-height: 62px; }

button {
  border: 1px solid var(--border); background: var(--panel-2); color: var(--text);
  border-radius: 8px; padding: 8px 13px; cursor: pointer; font-size: 13px;
  white-space: nowrap; font-family: inherit;
}
button:hover:not(:disabled) { border-color: var(--accent-dim); }
button:disabled { opacity: .5; cursor: default; }
button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--danger); }
button.danger:hover:not(:disabled) { border-color: var(--danger); }

.opts { border: 1px solid var(--border); border-radius: 9px; padding: 12px 14px 4px; margin: 0 0 16px; }
.opts legend { font-size: 11px; text-transform: uppercase; letter-spacing: .07em;
               color: var(--muted); padding: 0 5px; }
.check { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 12px; cursor: pointer; }
.check input { margin-top: 3px; flex: none; accent-color: var(--accent); width: 15px; height: 15px; }
.check span { font-size: 13px; color: var(--text); }
.check b { font-weight: 600; }
.check em { display: block; font-style: normal; font-size: 12px; color: var(--muted); margin-top: 2px; }

.dvr-opts { display: flex; gap: 14px; flex-wrap: wrap; margin: 2px 0 12px 25px; }
.dvr-opts label { display: flex; align-items: center; gap: 7px; font-size: 12px;
                  color: var(--muted); margin: 0; }

/* ── copy rows ── */
.copyrow { display: flex; gap: 8px; align-items: stretch; }
.copyrow code {
  flex: 1; background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 9px 11px; font-family: var(--mono); font-size: 12.5px;
  overflow-x: auto; white-space: nowrap; display: block;
}
/* A link that sits in a copy row and looks like its neighbouring button. */
a.btnlink {
  border: 1px solid var(--border); background: var(--panel-2); color: var(--text);
  border-radius: 8px; padding: 8px 13px; font-size: 13px; white-space: nowrap;
  text-decoration: none; display: flex; align-items: center;
}
a.btnlink:hover { border-color: var(--accent-dim); }
a.btnlink:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

/* ── channel cards (sidebar) ── */
.chan {
  background: var(--panel); border: 1px solid var(--border); border-radius: 11px;
  padding: 12px 13px; display: flex; flex-direction: column; gap: 8px;
  text-align: left; width: 100%; cursor: pointer; font-family: inherit;
}
.chan:hover { border-color: var(--accent-dim); }
.chan.on { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--panel)); }
.chan-head { display: flex; align-items: center; gap: 8px; }
.chan-name { font-weight: 600; font-size: 14px; }
.chan-key { font-family: var(--mono); font-size: 11px; color: var(--muted);
            overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chan-stats { display: flex; gap: 11px; font-size: 11px; color: var(--muted);
              font-variant-numeric: tabular-nums; flex-wrap: wrap; }

.badge { font-family: var(--mono); font-size: 10.5px; letter-spacing: .05em; text-transform: uppercase;
         padding: 2px 6px; border-radius: 4px; background: var(--panel-2); color: var(--muted); }
.badge.live { background: color-mix(in srgb, var(--live) 18%, transparent); color: var(--live); }
.badge.off { background: var(--panel-2); color: var(--muted); }

.locks { display: flex; flex-wrap: wrap; gap: 5px; }
.lock { font-family: var(--mono); font-size: 10px; letter-spacing: .03em;
        padding: 2px 6px; border-radius: 4px;
        background: color-mix(in srgb, var(--live) 15%, transparent); color: var(--live); }
.lock.pending { background: color-mix(in srgb, var(--warn) 16%, transparent); color: var(--warn); }
.lock.rec { background: color-mix(in srgb, var(--danger) 14%, transparent); color: var(--danger); }

/* ── tabs ── */
.subtabs { display: flex; gap: 3px; margin: 16px 0 18px; border-bottom: 1px solid var(--border); }
.subtab {
  border: none; background: none; color: var(--muted); border-radius: 0;
  padding: 9px 14px; font-size: 13.5px; border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.subtab:hover:not(.on) { color: var(--text); }
.subtab.on { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }

.tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.tab { padding: 6px 12px; border-radius: 7px; cursor: pointer; font-size: 13px;
       border: 1px solid transparent; color: var(--muted); background: none; font-family: inherit; }
.tab.on { background: var(--panel-2); border-color: var(--border); color: var(--text); }

/* ── latency profiles ── */
.profiles { display: flex; gap: 4px; margin-top: 12px; background: var(--panel-2);
            padding: 3px; border-radius: 9px; }
.prof { flex: 1; padding: 7px 10px; border-radius: 7px; border: 1px solid transparent;
        background: none; color: var(--muted); font-size: 12.5px; }
.prof:hover:not(.on) { color: var(--text); }
.prof.on { background: var(--panel); border-color: var(--border); color: var(--text); font-weight: 600; }

/* ── video ── */
video { width: 100%; border-radius: 10px; background: #000; aspect-ratio: 16/9; display: block; }
.videowrap { position: relative; }
.overlay {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center;
  color: #9aa3b5; font-size: 13px; background: rgba(0,0,0,.62); border-radius: 10px; padding: 20px;
}
.overlay.hide { display: none; }

/* ── telemetry ── */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; }
.tile { background: var(--panel-2); border-radius: 9px; padding: 11px 13px; }
.tile .k { font-size: 10.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.tile .v { font-size: 21px; font-variant-numeric: tabular-nums; margin-top: 4px; line-height: 1.15;
           font-family: var(--mono); }
.tile .s { font-size: 10.5px; color: var(--muted); margin-top: 3px; }
.tile .v.good { color: var(--live); }
.tile .v.warn { color: var(--warn); }
.tile .v.bad { color: var(--danger); }
#lat-chart { width: 100%; margin-top: 14px; display: block; }

.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 12px; }
.metric { background: var(--panel-2); border-radius: 9px; padding: 11px 13px; }
.metric .k { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.metric .v { font-size: 17px; font-variant-numeric: tabular-nums; margin-top: 3px; }
.metric .v.small { font-size: 14px; }

/* ── DVR timeline ── */
.tl-period { margin-bottom: 16px; }
.tl-meta { display: flex; align-items: baseline; gap: 8px; font-size: 12.5px; margin-bottom: 5px; }
.tl-meta span:last-child { color: var(--muted); font-family: var(--mono); font-size: 11.5px; }
.tl-bar {
  position: relative; height: 34px; border-radius: 7px; cursor: pointer;
  background: var(--panel-2); border: 1px solid var(--border); overflow: hidden;
}
.tl-bar:hover { border-color: var(--accent-dim); }
.tl-bar:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.tl-fill { position: absolute; inset: 0; background:
  repeating-linear-gradient(90deg, color-mix(in srgb, var(--accent) 22%, transparent) 0 2px, transparent 2px 6px); }
.tl-cursor { position: absolute; top: 0; bottom: 0; width: 2px; background: var(--accent);
             box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 40%, transparent); }
.tl-ends { display: flex; justify-content: space-between; font-family: var(--mono);
           font-size: 10.5px; color: var(--muted); margin-top: 4px; }
.dvr-nowplaying { display: flex; align-items: center; gap: 10px; margin-top: 10px;
                  font-size: 12.5px; color: var(--muted); }
.dvr-nowplaying a { color: var(--accent); }

/* ── tables ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; color: var(--muted); font-weight: 500; font-size: 11px;
     text-transform: uppercase; letter-spacing: .05em; padding: 0 8px 8px 0; }
td { padding: 7px 8px 7px 0; border-top: 1px solid var(--border);
     font-family: var(--mono); font-size: 12.5px; }
td a { color: var(--accent); }
table.kv th { text-transform: none; letter-spacing: 0; font-size: 12px; width: 140px;
              padding: 7px 12px 7px 0; vertical-align: top; border-top: 1px solid var(--border); }
table.kv tbody tr:first-child th, table.kv tbody tr:first-child td { border-top: none; }

.empty { color: var(--muted); font-size: 13px; padding: 14px 0; }
.hint { font-size: 12px; color: var(--muted); margin-top: 10px; line-height: 1.55; }
.hint b { color: var(--text); font-weight: 600; }
.warn { color: var(--warn); }

.toast {
  position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%);
  background: var(--panel); border: 1px solid var(--border); border-radius: 9px;
  padding: 10px 16px; font-size: 13px; box-shadow: 0 8px 26px rgba(0,0,0,.3);
  max-width: min(560px, calc(100vw - 32px)); line-height: 1.45;
  opacity: 0; pointer-events: none; transition: opacity .18s; z-index: 50;
}
.toast.show { opacity: 1; }
@media (prefers-reduced-motion: reduce) { .toast { transition: none; } }

/* encoding ladder selector on the create form */
.ladder-row { margin: 0 0 14px 25px; }
.ladder-row label { display: inline; font-size: 13px; color: var(--text); margin-right: 8px; }
.ladder-row em { display: block; font-style: normal; font-size: 12px; color: var(--muted); margin-top: 4px; }
.lock.enc { background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--accent); }

/* rendition switcher */
.variants { margin-top: 14px; background: var(--panel-2); border-radius: 9px; padding: 11px 12px; }
.variants-head { display: flex; align-items: center; gap: 8px; margin-bottom: 9px; }
.variants-head .k { font-size: 10.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.variants-count { font-family: var(--mono); font-size: 10.5px; padding: 2px 6px; border-radius: 4px;
                  background: var(--panel); color: var(--muted); }
.variants-count.multi { background: color-mix(in srgb, var(--accent) 18%, transparent); color: var(--accent); }
.variant-btns { display: flex; flex-wrap: wrap; gap: 5px; }
.variant {
  display: flex; flex-direction: column; align-items: flex-start; gap: 0;
  padding: 5px 9px; border-radius: 7px; font-size: 12px; line-height: 1.3;
  background: var(--panel); border: 1px solid var(--border); color: var(--muted);
}
.variant:hover:not(.on) { color: var(--text); }
.variant.on { border-color: var(--accent); color: var(--text); font-weight: 600;
              background: color-mix(in srgb, var(--accent) 10%, var(--panel)); }
.variant-sub { font-family: var(--mono); font-size: 9.5px; color: var(--muted); font-weight: 400; }

/* identity in the top bar */
.whoami { font-size: 12.5px; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.whoami a { color: var(--accent); text-decoration: none; }
.whoami a:hover { text-decoration: underline; }
.whoami .role {
  font-family: var(--mono); font-size: 10px; text-transform: uppercase; letter-spacing: .05em;
  padding: 2px 6px; border-radius: 4px; background: var(--panel-2); color: var(--muted);
}