/* Code Map — dark bay-friendly UI
   Matte black + amber / electric accents (separate product, not SSS) */

:root {
  --bg: #0a0a0b;
  --bg-elev: #121214;
  --bg-card: #16161a;
  --bg-input: #0e0e10;
  --border: #2a2a30;
  --border-strong: #3d3d46;
  --text: #f0efe8;
  --text-muted: #9a9a92;
  --text-dim: #6b6b66;
  --amber: #f5a623;
  --amber-dim: #c47f10;
  --amber-glow: rgba(245, 166, 35, 0.18);
  --electric: #3ecfff;
  --electric-dim: #1a9fc4;
  --electric-glow: rgba(62, 207, 255, 0.15);
  --go: #3dd68c;
  --go-bg: rgba(61, 214, 140, 0.12);
  --stop: #ff6b5a;
  --stop-bg: rgba(255, 107, 90, 0.12);
  --warn: #f5a623;
  --warn-bg: rgba(245, 166, 35, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --font: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 18px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  background-image:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(245, 166, 35, 0.06), transparent),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(62, 207, 255, 0.05), transparent);
}

.app {
  max-width: 960px;
  margin: 0 auto;
  padding: 1rem 1.25rem 2.5rem;
}

/* —— Top bar —— */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 10px;
  background:
    linear-gradient(135deg, var(--amber) 0%, var(--amber-dim) 45%, transparent 45%),
    linear-gradient(315deg, var(--electric) 0%, var(--electric-dim) 40%, #1a1a1e 40%);
  box-shadow: 0 0 20px var(--amber-glow);
  flex-shrink: 0;
}

.brand-name {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-tag {
  margin: 0.1rem 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--mono);
}

.proto-badge {
  margin: 0;
  font-size: 0.7rem;
  font-family: var(--mono);
  color: var(--electric);
  border: 1px solid rgba(62, 207, 255, 0.35);
  background: var(--electric-glow);
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  white-space: nowrap;
}

/* —— Panels —— */
.panel {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow);
}

.panel-title {
  margin: 0 0 0.25rem;
  font-size: 1.15rem;
  font-weight: 600;
}

.panel-hint {
  margin: 0 0 1.15rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.field-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}

.field-grow {
  flex: 1 1 10rem;
}

.field-row .field:not(.field-grow) {
  flex: 0 1 7.5rem;
}

.field-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-family: var(--mono);
}

.field-help {
  font-size: 0.8rem;
  color: var(--text-dim);
}

input[type="text"],
select,
textarea {
  font: inherit;
  color: var(--text);
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.85rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-dim);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px var(--amber-glow);
}

select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='%239a9a92'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2rem;
}

textarea {
  resize: vertical;
  min-height: 5.5rem;
  font-family: var(--mono);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  line-height: 1.45;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.1rem;
}

.btn {
  font: inherit;
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 0.8rem 1.25rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(180deg, #f7b84a 0%, var(--amber) 100%);
  color: #1a1205;
  border-color: #e09a1a;
  box-shadow: 0 2px 12px var(--amber-glow);
}

.btn-primary:hover {
  background: linear-gradient(180deg, #ffc65c 0%, #f5a623 100%);
}

.btn-ghost {
  background: transparent;
  color: var(--electric);
  border-color: rgba(62, 207, 255, 0.4);
}

.btn-ghost:hover {
  background: var(--electric-glow);
}

/* —— Empty state —— */
.empty-state {
  margin-top: 1.5rem;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
  background: rgba(22, 22, 26, 0.5);
}

.empty-kicker {
  margin: 0 0 0.5rem;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--amber);
}

.empty-copy {
  margin: 0 auto 1.25rem;
  max-width: 28rem;
  color: var(--text-muted);
}

.empty-chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.chip {
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.5rem 0.9rem;
  cursor: pointer;
}

.chip:hover {
  border-color: var(--amber);
  color: var(--amber);
  background: var(--amber-glow);
}

/* —— Results —— */
.results {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.results[hidden],
.empty-state[hidden] {
  display: none !important;
}

.results-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
}

.eyebrow {
  margin: 0;
  font-size: 0.8rem;
  font-family: var(--mono);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.results-title {
  margin: 0.2rem 0 0;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  font-family: var(--mono);
  color: var(--electric);
}

.status-pill {
  font-size: 0.7rem;
  font-family: var(--mono);
  font-weight: 500;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: var(--warn-bg);
  color: var(--warn);
  border: 1px solid rgba(245, 166, 35, 0.35);
}

.status-pill.coming-soon {
  background: rgba(154, 154, 146, 0.12);
  color: var(--text-muted);
  border-color: var(--border);
}

.status-pill.combined {
  background: var(--electric-glow);
  color: var(--electric);
  border-color: rgba(62, 207, 255, 0.4);
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
}

.card-title {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--amber);
  font-family: var(--mono);
}

.card-sub {
  margin: -0.4rem 0 0.85rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.strategy-lead {
  margin: 0 0 0.65rem;
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.4;
}

.strategy-body {
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
}

/* —— Topology SVG —— */
.topology-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding: 0.25rem 0;
}

.topology-wrap svg {
  display: block;
  width: 100%;
  min-width: 520px;
  height: auto;
}

.topo-node {
  fill: #1c1c22;
  stroke: var(--border-strong);
  stroke-width: 1.5;
}

.topo-node.hot {
  stroke: var(--amber);
  fill: #2a2210;
}

.topo-node.sensor {
  stroke: var(--electric);
  fill: #0f2228;
}

.topo-label {
  fill: var(--text);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
}

.topo-edge {
  stroke: #4a4a55;
  stroke-width: 2;
  fill: none;
  marker-end: url(#arrow);
}

.topo-edge.active {
  stroke: var(--amber);
}

.topo-edge.flow {
  stroke: var(--electric);
  stroke-dasharray: 4 3;
}

.topo-note {
  fill: var(--text-muted);
  font-family: var(--font);
  font-size: 10px;
}

/* —— Steps —— */
.step-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.step-list li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.75rem;
  align-items: start;
}

.step-list li::before {
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: var(--amber-glow);
  border: 1.5px solid var(--amber);
  color: var(--amber);
  font-family: var(--mono);
  font-weight: 600;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.step-content h4 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.step-content p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.step-tools-tag {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: 0.75rem;
  font-family: var(--mono);
  color: var(--electric);
  background: var(--electric-glow);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

/* —— Tools checklist —— */
.tools-checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.tools-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.65rem 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.tools-checklist label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  width: 100%;
}

.tools-checklist input[type="checkbox"] {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.15rem;
  accent-color: var(--amber);
  flex-shrink: 0;
  cursor: pointer;
}

.tool-meta {
  flex: 1;
  min-width: 0;
}

.tool-name {
  font-weight: 600;
  display: block;
}

.tool-steps {
  font-size: 0.8rem;
  font-family: var(--mono);
  color: var(--text-dim);
  margin-top: 0.15rem;
}

/* —— Verify —— */
.verify-grid {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .verify-grid {
    grid-template-columns: 1fr 1fr;
  }
  .verify-grid .verify-block:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }
}

.verify-block {
  padding: 0.9rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.verify-block.stop {
  background: var(--stop-bg);
  border-color: rgba(255, 107, 90, 0.35);
}

.verify-block.go {
  background: var(--go-bg);
  border-color: rgba(61, 214, 140, 0.35);
}

.verify-block.verify {
  background: var(--electric-glow);
  border-color: rgba(62, 207, 255, 0.35);
}

.verify-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}

.verify-block.stop .verify-label { color: var(--stop); }
.verify-block.go .verify-label { color: var(--go); }
.verify-block.verify .verify-label { color: var(--electric); }

.verify-block p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text);
}

.footer {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer p {
  margin: 0;
  font-size: 0.75rem;
  color: var(--text-dim);
  max-width: 36rem;
  margin-inline: auto;
}

@media (max-width: 560px) {
  html { font-size: 17px; }
  .app { padding: 0.75rem 0.85rem 2rem; }
  .proto-badge { display: none; }
  .field-row .field:not(.field-grow) { flex: 1 1 45%; }
  .btn { width: 100%; text-align: center; }
  .form-actions { flex-direction: column; }
}


/* Catalog / definitions */
.topbar-right { text-align: right; }
.catalog-status {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  color: #8b8b96;
  margin: 0 0 0.35rem;
  max-width: 28rem;
  margin-left: auto;
}
.defs-card .def-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.65rem; }
.def-row {
  display: grid;
  grid-template-columns: 4.5rem 1fr auto;
  gap: 0.5rem 0.75rem;
  align-items: start;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  background: #121216;
  border: 1px solid #2a2a32;
}
.def-row.enhanced { border-color: #f5a62366; }
.def-row.unknown { border-color: #ff6b5a55; }
.def-code { font-family: "IBM Plex Mono", monospace; font-weight: 600; color: #3ecfff; }
.def-title { color: #e8e8ec; font-size: 0.9rem; grid-column: 2; }
.def-badge {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #8b8b96;
  border: 1px solid #3a3a44;
  border-radius: 999px;
  padding: 0.15rem 0.45rem;
  height: fit-content;
}
.def-mfr, .def-causes {
  grid-column: 1 / -1;
  font-size: 0.8rem;
  color: #b0b0ba;
}
.def-mfr.muted { color: #8b8b96; }

.testrun-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0.5rem 1.25rem; background: #141418; border-bottom: 1px solid #2a2a32;
  font-size: 0.8rem;
}
.testrun-label { font-family: "IBM Plex Mono", monospace; color: #f5a623; letter-spacing: 0.04em; }
.testrun-home { color: #8b8b96; text-decoration: none; }
.testrun-home:hover { color: #3ecfff; }
.testrun-note { color: #8b8b96; margin: 0; }

.parts-wrap { margin: 0.75rem 0; border-radius: 10px; overflow: hidden; border: 1px solid #2a2a32; background: #0a0a0b; }
.parts-wrap img, .parts-wrap object, .parts-wrap svg { display: block; width: 100%; height: auto; }
.parts-list { list-style: none; margin: 0.5rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.parts-list li {
  font-family: "IBM Plex Mono", monospace; font-size: 0.72rem;
  border: 1px solid #3a3a44; border-radius: 999px; padding: 0.3rem 0.65rem; color: #c8c8d0;
}
.parts-model {
  margin: 0.75rem 0 0; padding: 0.75rem 0.85rem; border-radius: 8px;
  background: #141418; border-left: 3px solid #f5a623; color: #b0b0ba; font-size: 0.9rem;
}
.ad-slot-app {
  margin: 0.75rem 0 1rem; padding: 0.65rem; border: 1px dashed #3a3a44; border-radius: 8px;
  text-align: center; color: #6a6a74; font-size: 0.8rem;
}