:root {
  --bg: #0b0b0c;
  --surface: #18181a;
  --surface-elevated: #222224;
  --accent: #e2001a;
  --divider: rgba(226, 0, 26, 0.35);
  --text: #f2f2f3;
  --text-secondary: #9a9a9d;
}
* { box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1rem 3rem;
  background: var(--bg);
  color: var(--text);
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--divider);
  margin-bottom: 1.5rem;
}
.eyebrow {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.2rem;
}
header h1 { font-size: 1.4rem; font-weight: 700; margin: 0; letter-spacing: -0.01em; }
header p { margin: 0.3rem 0 0; font-size: 0.82rem; color: var(--text-secondary); max-width: 46ch; }
#status { font-size: 0.78rem; color: var(--text-secondary); margin-top: 0.4rem; }
#status.connected { color: #6fe07a; }

footer {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--divider);
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.6;
}
footer a { color: var(--text-secondary); }

section {
  background: var(--surface);
  border: 1px solid #2a2a2d;
  border-radius: 10px;
  padding: 1.1rem 1.25rem;
  margin-bottom: 1rem;
}
section h2 {
  margin: 0 0 0.85rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}
section p.hint { font-size: 0.75rem; color: var(--text-secondary); margin: 0.5rem 0 0; }

.mouse-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.mouse-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.85rem;
  border-radius: 8px;
  background: var(--surface-elevated);
  border: 1px solid #2a2a2d;
  font-size: 0.85rem;
}
.mouse-list-item.active { border-color: var(--accent); }
.mouse-list-item .mouse-name { font-weight: 500; }
.mouse-list-item .mouse-status { font-size: 0.72rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.04em; }
.mouse-list-item.active .mouse-status { color: var(--accent); font-weight: 700; }

button {
  background: var(--surface-elevated);
  color: var(--text);
  border: 1px solid #333336;
  border-radius: 6px;
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
  cursor: pointer;
}
button:hover { border-color: var(--accent); }
button:disabled { opacity: 0.4; cursor: not-allowed; }
button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
  font-weight: 600;
  padding: 0.65rem 1.4rem;
  font-size: 0.9rem;
}
button.primary:hover { filter: brightness(1.1); border-color: var(--accent); }

.segmented { display: inline-flex; border-radius: 6px; overflow: hidden; border: 1px solid #333336; }
.segmented button {
  border: none;
  border-radius: 0;
  border-right: 1px solid #333336;
}
.segmented button:last-child { border-right: none; }
.segmented button.active { background: var(--accent); color: white; }

label { display: inline-block; min-width: 90px; font-size: 0.85rem; color: var(--text-secondary); }
select, input[type="text"], input[type="number"] {
  background: var(--surface-elevated);
  color: var(--text);
  border: 1px solid #333336;
  border-radius: 6px;
  padding: 0.35rem 0.5rem;
  font-size: 0.85rem;
}
input[type="checkbox"] { accent-color: var(--accent); }
input[type="range"] { accent-color: var(--accent); }

.row { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.5rem; flex-wrap: wrap; }
.row input[type="number"] { width: 90px; }

.button-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid #232326;
  flex-wrap: wrap;
}
.button-row:last-child { border-bottom: none; }
.button-row label { min-width: 110px; color: var(--text); font-weight: 500; }
.current-value {
  min-width: 140px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-family: ui-monospace, monospace;
}
.category-select { min-width: 150px; }
.action-select { min-width: 190px; }

.combo-builder, .custom-wrap {
  display: none;
  align-items: center;
  gap: 0.4rem;
  background: #0e0e10;
  border: 1px solid #2a2a2d;
  border-radius: 6px;
  padding: 0.4rem 0.6rem;
}
.combo-builder.open, .custom-wrap.open { display: flex; flex-wrap: wrap; }
.combo-builder label { min-width: auto; font-size: 0.78rem; }
.combo-key { width: 70px; }

#log {
  background: #000;
  color: #7dfb85;
  font-family: ui-monospace, monospace;
  font-size: 0.72rem;
  padding: 0.75rem;
  border-radius: 6px;
  height: 200px;
  overflow-y: auto;
  white-space: pre-wrap;
}
#action-reference {
  display: none;
  white-space: pre-wrap;
  font-family: ui-monospace, monospace;
  font-size: 0.78rem;
  background: #0e0e10;
  border: 1px solid #2a2a2d;
  padding: 0.75rem;
  border-radius: 6px;
  max-height: 320px;
  overflow-y: auto;
  margin-top: 0.6rem;
}
#action-reference.open { display: block; }

.apply-row { display: flex; align-items: center; justify-content: space-between; }
.apply-row p { margin: 0; font-size: 0.78rem; color: var(--text-secondary); }

/* jmk-decoder page */
textarea.hex-input {
  width: 100%;
  min-height: 90px;
  background: var(--surface-elevated);
  color: var(--text);
  border: 1px solid #333336;
  border-radius: 6px;
  padding: 0.6rem;
  font-family: ui-monospace, monospace;
  font-size: 0.78rem;
  resize: vertical;
}
.drop-zone {
  border: 1px dashed #3a3a3d;
  border-radius: 8px;
  padding: 1.5rem;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
}
.drop-zone.dragover { border-color: var(--accent); color: var(--text); }
table.result-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
table.result-table th, table.result-table td {
  text-align: left;
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid #232326;
}
table.result-table th { color: var(--text-secondary); font-weight: 600; font-size: 0.72rem; text-transform: uppercase; }
.error-message { color: #ff6b6b; font-size: 0.85rem; margin-top: 0.5rem; }