:root {
  --bg: #f5efe3;
  --bg-accent: #e2d1b5;
  --panel: rgba(255, 250, 242, 0.92);
  --ink: #1d2c29;
  --muted: #5f6f6a;
  --line: rgba(29, 44, 41, 0.14);
  --brand: #155e63;
  --brand-strong: #0d464a;
  --warn: #9f3d2d;
  --ok: #1f6b43;
  --shadow: 0 18px 50px rgba(48, 35, 21, 0.12);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(
      circle at top left,
      rgba(21, 94, 99, 0.14),
      transparent 28rem
    ),
    radial-gradient(
      circle at bottom right,
      rgba(159, 61, 45, 0.12),
      transparent 24rem
    ),
    linear-gradient(180deg, #fbf6ee 0%, var(--bg) 100%);
  color: var(--ink);
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

code,
pre,
textarea,
input {
  font-family: Consolas, "Cascadia Code", monospace;
}

.shell {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.hero {
  padding: 2.2rem;
  margin-bottom: 1.4rem;
  background: linear-gradient(
    135deg,
    rgba(255, 250, 242, 0.88),
    rgba(240, 228, 204, 0.82)
  );
  border: 1px solid rgba(21, 94, 99, 0.14);
  border-radius: calc(var(--radius-lg) + 8px);
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 0.4rem;
  color: var(--brand);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 0.96;
}

.lede {
  max-width: 48rem;
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

.support-banner {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(159, 61, 45, 0.12);
  border: 1px solid rgba(159, 61, 45, 0.24);
  color: var(--warn);
  font-weight: 600;
}

.hidden {
  display: none;
}

.panel-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  margin-bottom: 1rem;
}

.panel {
  grid-column: span 6;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 1.2rem;
  backdrop-filter: blur(10px);
}

.panel-wide {
  grid-column: span 8;
}

.panel:last-child {
  grid-column: span 4;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.8rem;
}

.panel h2,
.panel h3 {
  margin: 0;
}

.panel-copy {
  margin: 0 0 1rem;
  color: var(--muted);
  line-height: 1.55;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
}

.pill-offline {
  background: rgba(159, 61, 45, 0.12);
  color: var(--warn);
}

.pill-online {
  background: rgba(31, 107, 67, 0.14);
  color: var(--ok);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 0.9rem;
}

.button {
  appearance: none;
  border: 1px solid rgba(21, 94, 99, 0.18);
  background: rgba(255, 255, 255, 0.64);
  color: var(--ink);
  padding: 0.72rem 0.98rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition:
    transform 120ms ease,
    background 120ms ease,
    border-color 120ms ease;
}

.button:hover:enabled {
  transform: translateY(-1px);
  border-color: rgba(21, 94, 99, 0.32);
  background: rgba(255, 255, 255, 0.92);
}

.button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.button-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  border-color: transparent;
  color: #f5f7f4;
}

.button-ghost {
  background: transparent;
}

.button-sm {
  padding: 0.45rem 0.7rem;
  font-size: 0.82rem;
}

.button-group {
  display: flex;
  gap: 0.45rem;
  align-items: center;
}

.kv-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin: 0;
}

.kv-list div {
  padding: 0.9rem;
  background: rgba(21, 94, 99, 0.05);
  border-radius: var(--radius-md);
}

.kv-list dt {
  margin-bottom: 0.3rem;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.kv-list dd {
  margin: 0;
}

.device-json {
  min-height: 14rem;
  margin: 0;
  padding: 1rem;
  overflow: auto;
  border-radius: var(--radius-md);
  background: #13201e;
  color: #d7efe1;
  line-height: 1.5;
}

.builder {
  display: grid;
  gap: 0.9rem;
}

.builder-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.field-grid {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

label {
  display: grid;
  gap: 0.35rem;
  font-weight: 700;
}

label span {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border: 1px solid rgba(29, 44, 41, 0.14);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  font-size: 0.95rem;
}

textarea {
  resize: vertical;
}

.preview-line {
  margin: 0;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(21, 94, 99, 0.07);
  color: var(--brand-strong);
  font-weight: 700;
}

.textarea-label {
  gap: 0.55rem;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}

.console-log {
  min-height: 32rem;
  max-height: 32rem;
  overflow: auto;
  display: grid;
  gap: 0.55rem;
  padding: 0.95rem;
  border-radius: var(--radius-md);
  background: #101816;
}

.log-line {
  padding: 0.65rem 0.8rem;
  border-radius: 0.9rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
}

.log-rx {
  background: rgba(126, 194, 176, 0.12);
  color: #d9f2e4;
}

.log-tx {
  background: rgba(242, 190, 112, 0.14);
  color: #ffe9c8;
}

.log-system {
  background: rgba(255, 255, 255, 0.08);
  color: #d6ddd7;
}

@media (max-width: 980px) {
  .panel,
  .panel-wide,
  .panel:last-child {
    grid-column: span 12;
  }

  .field-grid,
  .field-grid-2,
  .kv-list {
    grid-template-columns: 1fr;
  }
}

/* Saved codes */

.saved-codes-list {
  display: grid;
  gap: 0.55rem;
  max-height: 32rem;
  overflow-y: auto;
}

.saved-code-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-sm);
  background: rgba(21, 94, 99, 0.05);
}

.saved-code-info {
  display: grid;
  gap: 0.2rem;
  min-width: 0;
}

.saved-code-info > * {
  min-width: 0;
}

.saved-code-name {
  font-weight: 700;
  font-size: 0.92rem;
}

.saved-code-command {
  font-size: 0.82rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.saved-code-actions {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

.empty-state {
  color: var(--muted);
  font-size: 0.92rem;
  text-align: center;
  padding: 2rem 1rem;
}

/* Code lookup */

.field-grid-2 {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.lookup-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.endpoint-details {
  margin-top: 0.4rem;
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.85rem;
  background: rgba(21, 94, 99, 0.04);
}

.endpoint-details summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--muted);
  padding: 0.4rem 0;
}

.endpoint-details label {
  margin-top: 0.6rem;
}

.endpoint-details .button {
  margin-top: 0.7rem;
}

.lookup-results {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.55rem;
}

.lookup-matches {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.55rem;
}

.lookup-message {
  color: var(--muted);
  font-size: 0.92rem;
  padding: 1rem;
  text-align: center;
}

.lookup-section {
  display: grid;
  gap: 0.55rem;
}

.lookup-section-label {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.lookup-summary {
  padding: 0.9rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(21, 94, 99, 0.05);
  border: 1px solid rgba(21, 94, 99, 0.1);
}

.lookup-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.lookup-path {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  white-space: normal;
  word-break: break-word;
}

.lookup-meta {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

.lookup-match-item,
.lookup-result-item {
  align-items: flex-start;
}

.lookup-match-active {
  background: rgba(21, 94, 99, 0.1);
  border: 1px solid rgba(21, 94, 99, 0.22);
}