:root {
  --bg: #131416;
  --bg-soft: #1c1d20;
  --bg-soft-2: #232428;
  --fg: #e6e3de;
  --fg-muted: #8a8680;
  --fg-dim: #54514c;
  --rule: #26272b;
  --accent: #89dceb;
  --accent-warm: #f5b95c;
  --ok: #a6e3a1;
  --warn: #f9e2af;
  --danger: #f38ba8;
  --mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.55;
}
html { overflow: hidden; }
body { padding: 0.85rem 1rem 1.1rem; }

.kit-standalone-footer {
  margin: 1.5rem -1rem -1.1rem;
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--rule);
  background: var(--bg-soft);
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--fg-muted);
  text-align: center;
}
.kit-standalone-footer a { color: var(--fg-muted); text-decoration: none; }
.kit-standalone-footer a:hover { color: var(--accent); }

.kit-debug {
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--bg-soft);
  margin-bottom: 1rem;
}
.kit-debug summary {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0.5rem 0.65rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--mono);
  font-size: 0.78rem;
}
.kit-debug summary::-webkit-details-marker { display: none; }
.kit-arrow {
  display: inline-block;
  width: 1.1rem;
  text-align: center;
  font-size: 1rem;
  color: var(--fg-muted);
  transition: transform 0.15s;
}
.kit-debug[open] .kit-arrow { transform: rotate(90deg); }
.kit-debug[open] summary { border-bottom: 1px solid var(--rule); }
.kit-status {
  display: inline-flex;
  align-items: baseline;
  gap: 0.55rem;
  font-size: 0.78rem;
  min-width: 0;
  padding-left: 4px;
}
.kit-led {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--fg-dim);
  display: inline-block;
  flex-shrink: 0;
  align-self: center;
}
.kit-led.led-ok { background: var(--ok); box-shadow: 0 0 6px rgba(166,227,161,0.55); }
.kit-led.led-warn { background: var(--warn); box-shadow: 0 0 6px rgba(249,226,175,0.4); }
.kit-led.led-off { background: var(--fg-dim); }
.kit-status-name { color: var(--fg); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kit-status-meta { color: var(--fg-muted); font-size: 0.72rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kit-icon-btn {
  font: inherit;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--fg-muted);
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.1rem 0.45rem;
  cursor: pointer;
  text-decoration: none;
  line-height: 1;
}
.kit-icon-btn:hover { color: var(--accent); border-color: var(--accent); }
.kit-icon-btn.spinning { animation: kit-spin 0.6s linear; color: var(--accent); border-color: var(--accent); }
.kit-status.kit-status-refreshing { opacity: 0.5; transition: opacity 0.15s; }
@keyframes kit-spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }
.kit-mode-select {
  font: inherit;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.1rem 0.3rem;
  font-size: 0.75rem;
}

.kit-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--rule);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  background: var(--bg);
  color: var(--fg-muted);
}
.kit-pill-ok { color: var(--ok); border-color: rgba(166, 227, 161, 0.35); }
.kit-pill-off { color: var(--fg-dim); }
.kit-pill-warn { color: var(--warn); border-color: rgba(249, 226, 175, 0.35); }
.kit-pill-info { color: var(--accent); border-color: rgba(137, 220, 235, 0.3); }

.kit-spacer { flex: 1; min-width: 0.5rem; }

.kit-mode { color: var(--fg-muted); display: inline-flex; gap: 0.3rem; align-items: center; }
.kit-mode-select {
  font: inherit;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.1rem 0.3rem;
}

.kit-copy-btn {
  font: inherit;
  background: var(--bg);
  color: var(--fg-muted);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.15rem 0.5rem;
  cursor: pointer;
}
.kit-copy-btn:hover { color: var(--fg); border-color: var(--fg-muted); }

.kit-debug-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}
@media (min-width: 720px) {
  .kit-debug-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .kit-log-wrap { border-left: 1px solid var(--rule); }
}
.kit-debug-body {
  margin: 0;
  padding: 0.55rem 0.75rem 0.7rem;
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.3rem 0.85rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  align-content: start;
}
.kit-log-wrap { padding: 0.55rem 0.75rem 0.7rem; min-width: 0; }
.kit-log-head {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--mono); font-size: 0.7rem; color: var(--fg-muted);
  margin-bottom: 0.4rem;
}
.kit-log-head > span:last-child { display: inline-flex; gap: 0.3rem; }
.kit-log {
  list-style: none; padding: 0; margin: 0;
  background: var(--bg); border: 1px solid var(--rule); border-radius: 3px;
  max-height: 9rem; overflow-y: auto;
  font-family: var(--mono); font-size: 0.7rem;
}
.kit-log:empty::before {
  content: "no calls yet";
  display: block; padding: 0.4rem 0.55rem; color: var(--fg-dim);
}
.kit-log li {
  display: grid; grid-template-columns: 5.5rem 7rem 1fr;
  gap: 0.4rem; padding: 0.2rem 0.45rem;
  border-bottom: 1px dashed var(--rule);
  align-items: baseline;
}
.kit-log li:last-child { border-bottom: none; }
.kit-log .lg-time { color: var(--fg-dim); }
.kit-log .lg-sid { color: var(--fg-dim); margin-left: 0.3rem; font-size: 0.65rem; }
.kit-log .lg-tag { color: var(--fg-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kit-log .lg-meta { color: var(--fg-dim); font-size: 0.62rem; margin-left: 0.15rem; }
.kit-log .lg-body { color: var(--fg); word-break: break-word; }
.kit-log .lg-opts { color: var(--accent-warm); font-size: 0.65rem; margin-left: 0.3rem; opacity: 0.85; }
.kit-log .lg-ctx {
  display: inline-block; margin-left: 0.3rem; padding: 0 0.3rem;
  border: 1px solid var(--rule); border-radius: 2px;
  font-size: 0.62rem; color: var(--fg-muted); white-space: nowrap;
}
.kit-log .lg-ctx.lg-ctx-warn { color: var(--warn); border-color: rgba(249,226,175,0.4); }
.kit-log .lg-prompt .lg-tag, .kit-log .lg-stream .lg-tag { color: var(--accent); }
.kit-log .lg-reply .lg-tag { color: var(--ok); }
.kit-log .lg-error .lg-tag { color: var(--danger); }
.kit-log .lg-session .lg-tag { color: var(--accent); }
.kit-log .lg-destroy .lg-tag { color: var(--fg-dim); }
.kit-log .lg-destroy .lg-body { color: var(--fg-muted); }
.kit-log .lg-overflow .lg-tag { color: var(--warn); }
.kit-log .lg-append .lg-tag, .kit-log .lg-measure .lg-tag { color: var(--fg-muted); }
.kit-debug-body dt { color: var(--fg-dim); }
.kit-debug-body dd { margin: 0; word-break: break-word; }
.kit-debug-body code {
  background: var(--bg);
  padding: 0.05em 0.3em;
  border-radius: 2px;
  font-size: 0.95em;
}

/* Demo body components */
.demo {
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 1rem;
  background: var(--bg-soft);
}
.demo h2 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--sans);
  color: var(--fg);
}
.demo p { margin: 0 0 0.75rem; color: var(--fg-muted); font-size: 0.85rem; }

.banner {
  margin-bottom: 0.85rem;
  padding: 0.6rem 0.75rem;
  border-radius: 4px;
  border: 1px solid var(--rule);
  font-size: 0.85rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}
.banner-ok    { border-color: rgba(166,227,161,0.35); background: rgba(166,227,161,0.08); }
.banner-warn  { border-color: rgba(249,226,175,0.35); background: rgba(249,226,175,0.08); }
.banner-error { border-color: rgba(243,139,168,0.35); background: rgba(243,139,168,0.08); }
.banner b { color: var(--fg); }
.banner a { color: var(--accent); }

.btn {
  font: inherit;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.4rem 0.8rem;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.btn-primary:hover:not(:disabled) { color: var(--bg); opacity: 0.85; }

.field {
  width: 100%;
  font: inherit;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.5rem 0.65rem;
  resize: vertical;
  font-family: var(--mono);
  font-size: 0.85rem;
}
.field:focus { outline: none; border-color: var(--accent); }

.row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.progress {
  width: 100%;
  height: 6px;
  background: var(--bg);
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid var(--rule);
}
.progress > span {
  display: block;
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.2s ease;
}

.output {
  margin-top: 0.75rem;
  padding: 0.65rem 0.8rem;
  background: var(--bg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  font-family: var(--mono);
  font-size: 0.85rem;
  min-height: 1.2em;
  white-space: pre-wrap;
  word-break: break-word;
}

.muted { color: var(--fg-muted); font-size: 0.8rem; }

a { color: var(--accent); }

/* Params controls */
.kit-params {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.7rem;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.75rem;
}
.kit-params label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--fg-muted);
}
.kit-params input {
  width: 4.5rem;
  font: inherit;
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.1rem 0.3rem;
}
.kit-btn-tiny {
  font: inherit;
  background: var(--bg);
  color: var(--fg-muted);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.1rem 0.45rem;
  cursor: pointer;
}
.kit-btn-tiny:hover { color: var(--fg); border-color: var(--fg-muted); }
.kit-params-status { color: var(--accent); font-size: 0.7rem; }
.kit-params-note { font-size: 0.7rem; margin-top: 0.35rem; line-height: 1.4; }
.kit-params input:disabled { opacity: 0.5; cursor: not-allowed; }

/* Activation overlay */
.kit-activation {
  position: fixed;
  inset: 0;
  background: rgba(19, 20, 22, 0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}
.kit-activation-card {
  text-align: center;
  max-width: 22rem;
  padding: 1.5rem;
}
.kit-play-btn {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 0 0 0 rgba(137, 220, 235, 0.5);
}
.kit-play-btn:hover {
  transform: scale(1.06);
  box-shadow: 0 0 0 8px rgba(137, 220, 235, 0.15);
}
.kit-play-btn svg { margin-left: 3px; }
.kit-activation-reason {
  margin: 1rem 0 0;
  color: var(--fg);
  font-size: 0.9rem;
}
.kit-activation-perms {
  list-style: none;
  padding: 0;
  margin: 0.6rem 0 0;
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.kit-activation-perms li {
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--fg-muted);
}

/* Informational chrome (used by browser-support, not demos) */
.info-header {
  margin-bottom: 1rem;
}
.info-header h1 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
  font-weight: 600;
  font-family: var(--sans);
}
.info-header p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--fg-muted);
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--bg-soft);
  overflow: hidden;
}
.check {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.7rem;
  align-items: center;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--rule);
}
.check:last-child { border-bottom: none; }
.check .icon {
  width: 1.1rem;
  height: 1.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 700;
  flex-shrink: 0;
}
.check-ok    .icon { color: var(--ok); }
.check-warn  .icon { color: var(--warn); }
.check-error .icon { color: var(--danger); }
.check-pending .icon { color: var(--accent); }
.check-info .icon { color: var(--fg-muted); }
.check .label { font-size: 0.9rem; color: var(--fg); }
.check .sub {
  display: block;
  margin-top: 0.15rem;
  color: var(--fg-muted);
  font-size: 0.78rem;
}
.check .sub code {
  font-family: var(--mono);
  background: var(--bg);
  padding: 0.05em 0.3em;
  border-radius: 2px;
}
.check .sub a { color: var(--accent); }
.check .action { white-space: nowrap; }
.check .progress { margin-top: 0.3rem; max-width: 14rem; }

.tags {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.25rem;
}
.tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 0.1rem 0.45rem;
  border: 1px solid var(--rule);
  border-radius: 999px;
  color: var(--fg-muted);
  background: var(--bg);
}
.tag-on  { color: var(--ok); border-color: rgba(166,227,161,0.35); }
.tag-off { color: var(--fg-dim); }

.info-footer {
  margin-top: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--fg-dim);
  gap: 0.5rem;
  flex-wrap: wrap;
}
.info-footer button {
  font: inherit;
  background: var(--bg);
  color: var(--fg-muted);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 0.2rem 0.55rem;
  cursor: pointer;
}
.info-footer button:hover { color: var(--fg); border-color: var(--fg-muted); }

.try-section {
  margin-top: 1rem;
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 0.85rem;
  background: var(--bg-soft);
}
.try-section h2 {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--sans);
}