/* workbench.css — IK workbench only. Shared chrome is in console.css. */

/* ── side columns ────────────────────────────────────────── */

/* Two columns rather than one: the rig controls and the solver controls together
   are taller than a laptop viewport, and a single scrolling column hides the gait
   controls below the fold. */
#sidebar, #sidebar-right {
  position: fixed;
  top: calc(var(--bar-h) + 10px);
  bottom: calc(var(--foot-h) + 10px);
  z-index: 15;
  display: flex; flex-direction: column; gap: var(--gap);
  transition: transform .2s cubic-bezier(.2, .7, .3, 1), opacity .2s;
}
#sidebar { left: 12px; width: 286px; }
#sidebar-right { right: 12px; width: 272px; }

#sidebar.collapsed { transform: translateX(calc(-100% - 16px)); opacity: 0; pointer-events: none; }
#sidebar-right.collapsed { transform: translateX(calc(100% + 16px)); opacity: 0; pointer-events: none; }

/* The legs panel takes the slack and scrolls internally, so the panels below it
   keep their place instead of being pushed off the bottom. */
#sidebar .panel { flex: 0 0 auto; }
#panel-legs { flex: 1 1 auto; min-height: 200px; }
#panel-legs .panel-body { overflow-y: auto; }
#sidebar-right { overflow-y: auto; }

/* ── leg and joint lists ─────────────────────────────────── */

#chain-list, #joint-list { display: flex; flex-direction: column; }

.chain-row, .joint-row {
  display: flex; align-items: center; gap: 9px;
  padding: 5px 7px;
  border: 1px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
}
.chain-row:hover, .joint-row:hover { background: rgba(255, 255, 255, 0.035); }
.chain-row.active, .joint-row.active {
  background: var(--accent-soft);
  border-color: rgba(76, 141, 255, 0.35);
}
.chain-row .mini { margin-left: auto; }

.dot { width: 8px; height: 8px; border-radius: 2px; flex-shrink: 0; }

.jtag {
  font-family: var(--mono); font-size: 10px;
  color: var(--text-2);
  width: 32px; flex-shrink: 0;
}
.jpos {
  flex: 1;
  color: var(--text-2); font-size: 11px;
  white-space: nowrap; overflow: hidden;
}
.jang {
  color: var(--text); font-size: 11px;
  width: 50px; text-align: right; flex-shrink: 0;
}
.jang.hinge { color: var(--accent-hi); }

/* ── joint inspector ─────────────────────────────────────── */

.inspector {
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.18);
  padding: 10px;
  display: flex; flex-direction: column; gap: 8px;
}
.inspector.disabled { opacity: 0.4; pointer-events: none; }
.inspector .row > label { width: 70px; }

.seg { display: flex; flex: 1; }
.seg button {
  flex: 1;
  background: var(--surface-hi);
  border: 1px solid var(--line-hi);
  color: var(--text-2);
  font-family: var(--ui); font-size: 11px; font-weight: 500;
  padding: 4px 0;
  cursor: pointer;
  transition: color .12s, background .12s, border-color .12s;
}
.seg button + button { margin-left: -1px; }
.seg button:first-child { border-radius: 4px 0 0 4px; }
.seg button:last-child { border-radius: 0 4px 4px 0; }
.seg button:hover { color: var(--text); }
.seg button.on {
  z-index: 1;
  color: var(--accent-hi);
  border-color: rgba(76, 141, 255, 0.5);
  background: var(--accent-soft);
}

/* ── status bar ──────────────────────────────────────────── */

#t-mode { color: var(--accent-hi); }
#t-status.ok { color: var(--ok); }
#t-status.reach { color: var(--warn); }
#t-status.collision { color: var(--err); }
#t-err.bad { color: var(--err); }

/* ── toast ───────────────────────────────────────────────── */

#toast {
  position: fixed;
  bottom: calc(var(--foot-h) + 14px); left: 50%;
  transform: translate(-50%, 10px);
  z-index: 50;
  max-width: min(540px, 90vw);
  background: var(--surface);
  border: 1px solid var(--line-hi);
  border-left: 3px solid var(--accent);
  border-radius: 4px;
  box-shadow: var(--shadow);
  color: var(--text);
  padding: 9px 16px;
  font-size: 12px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s, transform .18s;
}
#toast.show { opacity: 1; transform: translate(-50%, 0); }
#toast.error { border-left-color: var(--err); }

/* ── help dialog ─────────────────────────────────────────── */

#help-modal {
  position: fixed; inset: 0; z-index: 60;
  display: none;
  align-items: center; justify-content: center;
  background: rgba(8, 9, 11, 0.7);
  backdrop-filter: blur(3px);
}
#help-modal.open { display: flex; }
.help-card {
  width: min(660px, 92vw);
  max-height: 86vh; overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--line-hi);
  border-radius: 8px;
  box-shadow: 0 24px 64px -20px rgba(0, 0, 0, 0.9);
  padding: 22px 24px;
  display: flex; flex-direction: column; gap: 16px;
}
.help-card h3 { font-size: 15px; font-weight: 600; color: var(--text); }
.help-card table { border-collapse: collapse; }
.help-card td {
  padding: 9px 10px 9px 0;
  font-size: 12.5px; line-height: 1.55;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  color: var(--text-2);
}
.help-card tr:last-child td { border-bottom: none; }
.help-card td.k {
  font-weight: 600;
  color: var(--text); white-space: nowrap; padding-right: 20px;
}
.help-foot { display: flex; align-items: center; justify-content: space-between; gap: 16px; }

/* ── narrow viewports ────────────────────────────────────── */

@media (max-width: 1180px) {
  #sidebar-right { width: 236px; }
  #sidebar { width: 266px; }
}

@media (max-width: 900px) {
  /* the two columns would meet over the robot — stack the solver controls under
     the leg list in one scrolling column instead of dropping them */
  #sidebar-right {
    left: 12px; right: auto;
    top: auto; bottom: calc(var(--foot-h) + 10px);
    width: 266px; max-height: 46vh;
  }
  #sidebar { bottom: auto; max-height: 44vh; }
  #panel-legs { min-height: 0; }
  #sidebar-right.collapsed { transform: translateX(calc(-100% - 16px)); }
}

@media (max-width: 700px) {
  .brand-sub { display: none; }
  #topbar { gap: 10px; padding: 0 10px; }
  #sidebar, #sidebar-right { width: min(266px, 92vw); left: 8px; }
}