:root {
  color-scheme: dark;
  --bg: #101214;
  --panel: #171b1f;
  --panel-strong: #20262b;
  --text: #eef2f3;
  --muted: #9aa7ad;
  --line: #344047;
  --accent: #85f0c8;
  --accent-2: #ffcc66;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", monospace;
  background: var(--bg);
  color: var(--text);
}

.shell {
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0;
}

.hero {
  padding: 0 0 28px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(42px, 9vw, 96px);
  line-height: 0.9;
  letter-spacing: 0;
}

.tagline {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.loop {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  margin: 0 0 18px;
}

.loop span {
  min-height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--accent-2);
  font-size: 12px;
}

.workspace {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  background: var(--panel);
}

.mode-row {
  display: grid;
  gap: 8px;
}

.mode-row > span {
  color: var(--muted);
  font-size: 13px;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

button {
  min-height: 40px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.controls button {
  padding: 0 14px;
}

button:hover,
button:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

button.is-active {
  border-color: var(--accent);
  background: #10251f;
  color: var(--accent);
}

label,
.output-header,
.brief-panel > span {
  color: var(--muted);
  font-size: 13px;
}

select,
input {
  min-height: 40px;
  width: 100%;
  border: 1px solid var(--line);
  background: #0c0e10;
  color: var(--text);
  font: inherit;
  padding: 0 10px;
}

textarea,
pre {
  width: 100%;
  min-height: 160px;
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  background: #0c0e10;
  color: var(--text);
  font: inherit;
  line-height: 1.5;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

.output-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.output-header button {
  padding: 0 12px;
}

pre {
  white-space: pre-wrap;
}

.publish-panel,
.brief-panel,
.metrics-panel,
.queue-panel,
.patterns-panel,
.history-panel {
  display: grid;
  gap: 12px;
  padding-top: 4px;
}

#postStatus {
  color: var(--accent-2);
}

.metrics-grid {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr) max-content minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.brief-grid {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.metrics-panel button {
  justify-self: start;
  padding: 0 14px;
}

#signalScore {
  color: var(--accent-2);
}

.history-list {
  display: grid;
  gap: 8px;
}

.history-item {
  display: grid;
  gap: 6px;
  width: 100%;
  min-height: 0;
  padding: 12px;
  text-align: left;
}

.history-item span,
.history-item small {
  overflow-wrap: anywhere;
}

.history-item small {
  color: var(--muted);
  line-height: 1.4;
}

.history-item.is-done {
  opacity: 0.62;
}

@media (max-width: 760px) {
  .loop {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metrics-grid,
  .brief-grid {
    grid-template-columns: 1fr;
  }
}