/* Routing Map — the signal patchbay. A dark workbench where every device is a
   warm card and cables glow like lit filament. All firelight tokens, no raw
   hexes except the per-signal cable hues (set inline from JS). Prefix: .rm- */

.rm {
  display: flex; flex-direction: column;
  height: 100%; min-height: 520px;
}

/* -------------------------------------------------------------- toolbar */
.rm-bar {
  display: flex; flex-wrap: wrap; gap: 1rem 1.4rem;
  align-items: center; justify-content: space-between;
  padding: .5rem .2rem 1rem;
  border-bottom: 1px solid var(--line-soft);
}
.rm-bar__mode .eyebrow { margin: 0 0 .25rem; }
.rm-hint { color: var(--ink-mute); font-size: var(--step--1); }
.rm-hint--live { color: var(--ember); }

.rm-bar__route { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.rm-route-lbl {
  font-size: var(--step--1); letter-spacing: .18em; text-transform: uppercase;
  color: var(--ink-mute); font-weight: 600;
}
.rm-arrow { color: var(--ember); }
.rm-sel {
  background: var(--bg-card); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: .38rem .6rem; max-width: 15ch;
}
.rm-sel:focus { border-color: var(--ember); outline: none; }

.rm-btn {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: .4rem .8rem; cursor: pointer; font-size: var(--step--1);
  background: var(--bg-hi); color: var(--ink); transition: .15s var(--ease);
}
.rm-btn:hover { border-color: var(--ember); }
.rm-btn--go {
  background: linear-gradient(160deg, var(--ember-soft), var(--ember-hot));
  color: #23150c; border-color: transparent; font-weight: 600;
}
.rm-btn--go:hover { filter: brightness(1.06); }
.rm-btn--ghost { background: transparent; color: var(--ink-dim); }

/* -------------------------------------------------------------- stage */
.rm-stagewrap { position: relative; flex: 1; min-height: 340px; }
.rm-stage {
  position: absolute; inset: 0;
  overflow: auto;
  background:
    radial-gradient(1200px 480px at 20% -10%, rgba(240,161,90,.05), transparent 60%),
    var(--bg);
  border: 1px solid var(--line-soft); border-radius: var(--radius);
  -webkit-overflow-scrolling: touch;
}
/* width:100% from JS + height:auto keeps the whole board fit to the container
   width (aspect ratio via viewBox) — no sideways scrolling to reach a port */
.rm-svg { display: block; width: 100%; height: auto; touch-action: none; user-select: none; }

.rm-colhead {
  fill: var(--ink-mute); font-family: var(--f-ui);
  font-size: 12px; font-weight: 700; letter-spacing: .22em;
}

/* -------------------------------------------------------------- nodes */
.rm-node { transition: opacity .2s var(--ease); }
.rm-node.is-dim { opacity: .32; }
.rm-node__bg {
  fill: var(--bg-card); stroke: var(--line); stroke-width: 1;
}
.rm-node.is-lit .rm-node__bg { stroke: var(--ember); stroke-width: 1.6; }
.rm-node__head { fill: var(--bg-hi); }
.rm-node.is-lit .rm-node__head { fill: #3a2a1d; }
.rm-node__handle { cursor: grab; }
.rm-node__handle:active { cursor: grabbing; }
.rm-node__icon { fill: var(--ember); font-size: 15px; }
.rm-node__name {
  fill: var(--ink); font-family: var(--f-display); font-size: 14px; font-weight: 600;
}
.rm-node__room {
  fill: var(--ink-mute); font-family: var(--f-ui); font-size: 10px;
  letter-spacing: .04em;
}

/* -------------------------------------------------------------- ports */
.rm-port__lbl { fill: var(--ink-dim); font-size: 11px; font-family: var(--f-ui); }
.rm-port__dot { stroke: var(--bg-card); stroke-width: 2; transition: r .12s var(--ease); }
.rm-port__hit { fill: transparent; cursor: pointer; }
.rm-port:hover .rm-port__dot { r: 6.5; }
.rm-port.is-pending .rm-port__dot {
  r: 7; stroke: var(--ember); filter: url(#rm-glow);
}
.rm-port.is-pending .rm-port__lbl { fill: var(--ember); font-weight: 600; }

/* -------------------------------------------------------------- cables */
.rm-cable {
  fill: none; stroke-width: 2.4; stroke-linecap: round;
  opacity: .82; transition: opacity .15s var(--ease), stroke-width .15s var(--ease);
}
.rm-cablewrap.is-lit .rm-cable { stroke-width: 3.6; opacity: 1; }
.rm-cablewrap:hover .rm-cable { opacity: 1; stroke-width: 3.2; }
.rm-cable-hit { fill: none; stroke: transparent; stroke-width: 16; cursor: pointer; }
.rm-cable--ghost { stroke-width: 2.4; stroke-dasharray: 5 5; opacity: .7; pointer-events: none; }

/* -------------------------------------------------------------- empty */
.rm-empty {
  max-width: 46ch; margin: 2.6rem auto; text-align: center; padding: 1.4rem;
}
.rm-empty h3 { color: var(--ink); font-size: var(--step-1); margin: .3rem 0 .6rem; }
.rm-empty p { color: var(--ink-dim); }

/* -------------------------------------------------------------- steps card */
.rm-steps {
  position: absolute; top: 14px; right: 14px; width: min(320px, 82vw);
  max-height: calc(100% - 28px); overflow: auto;
  background: var(--bg-raise); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 1rem 1.1rem 1.2rem;
}
.rm-steps[hidden] { display: none; }
.rm-steps__head { display: flex; align-items: center; justify-content: space-between; }
.rm-steps__head .eyebrow { margin: 0; }
.rm-steps__x {
  background: none; border: none; color: var(--ink-mute); cursor: pointer;
  font-size: 1.3rem; line-height: 1; padding: 0 .2rem;
}
.rm-steps__x:hover { color: var(--ember); }
.rm-steps__pair { color: var(--ink-dim); margin: .3rem 0 .8rem; font-size: var(--step--1); }
.rm-steps__pair strong { color: var(--ink); }
.rm-steps__none {
  color: var(--warn); background: rgba(224,169,74,.1);
  border: 1px solid rgba(224,169,74,.35); border-radius: var(--radius-sm);
  padding: .7rem .8rem; font-size: var(--step--1);
}
.rm-steps__list {
  list-style: none; counter-reset: step; margin: 0; padding: 0;
}
.rm-steps__list li {
  counter-increment: step; position: relative;
  padding: .5rem 0 .5rem 2.1rem; border-top: 1px solid var(--line-soft);
  display: flex; flex-direction: column; gap: .1rem;
}
.rm-steps__list li::before {
  content: counter(step); position: absolute; left: 0; top: .5rem;
  width: 1.5rem; height: 1.5rem; border-radius: 50%;
  display: grid; place-items: center; font-size: .75rem; font-weight: 700;
  color: var(--ember); background: var(--bg-hi); border: 1px solid var(--line);
}
.rm-steps__dev { color: var(--ember-soft); font-size: var(--step--1); font-weight: 600; }
.rm-steps__act { color: var(--ink-dim); font-size: var(--step--1); }
.rm-steps__play { width: 100%; margin-top: 1rem; }

@media (max-width: 640px) {
  .rm-bar { gap: .7rem 1rem; }
  .rm-steps { top: auto; bottom: 12px; right: 12px; left: 12px; width: auto; }
}