:root {
  --bg: #0d1117;
  --bg-card: #161b22;
  --bg-card-hover: #1c2129;
  --border: #30363d;
  --text: #c9d1d9;
  --text-dim: #8b949e;
  --text-bright: #f0f6fc;
  --accent: #58a6ff;
  --success: #3fb950;   /* DONE */
  --running: #58a6ff;   /* WIP  */
  --failed: #f85149;    /* FAIL */
  --queued: #d29922;    /* BLOCKED */
  --pending: #6e7681;   /* TODO */
  --skipped: #484f58;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

/* Top bar -------------------------------------------------------------- */

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
  gap: 20px;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  flex: 1;
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  flex-shrink: 0;
}

.brand h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-bright);
  letter-spacing: -0.2px;
}

.brand-author {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--text-dim);
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.brand-author:hover {
  background: var(--bg-card-hover);
  color: var(--accent);
  border-color: var(--accent);
}

.brand-tagline {
  margin: 0;
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.5;
  max-width: 720px;
}

.brand-tagline code {
  background: var(--bg-card);
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 12px;
  font-family: var(--mono);
  color: var(--text);
}

.brand-sub {
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 12px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 2px;
}

.brand-sub .arrow { opacity: 0.6; }
.brand-sub a { color: var(--accent); text-decoration: none; }
.brand-sub a:hover { text-decoration: underline; }

.controls {
  flex-shrink: 0;
  align-self: flex-start;
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.last-updated {
  color: var(--text-dim);
  font-size: 12px;
  font-family: var(--mono);
}

.auto-refresh {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
  font-size: 12px;
  cursor: pointer;
  user-select: none;
}

.auto-refresh input {
  accent-color: var(--accent);
  cursor: pointer;
}

.btn {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent);
}

/* Summary -------------------------------------------------------------- */

.summary {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  padding: 20px 24px;
  max-width: 1400px;
  margin: 0 auto;
}

.summary-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
}

.summary-value {
  font-size: 28px;
  font-weight: 700;
  font-family: var(--mono);
  color: var(--text-bright);
}

.summary-label {
  color: var(--text-dim);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}

.summary-card.todo    .summary-value { color: var(--pending); }
.summary-card.wip     .summary-value { color: var(--running); }
.summary-card.blocked .summary-value { color: var(--queued); }
.summary-card.done    .summary-value { color: var(--success); }

/* Board ---------------------------------------------------------------- */

.board {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  align-items: start;
}

.loading {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-dim);
  padding: 60px 20px;
}

.column {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 200px;
}

.column-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.2);
}

.column-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-bright);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.column-count {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  background: var(--bg);
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
}

.column-todo    .column-label { color: var(--pending); }
.column-wip     .column-label { color: var(--running); }
.column-blocked .column-label { color: var(--queued); }
.column-done    .column-label { color: var(--success); }

.column-body {
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.column-empty {
  color: var(--text-dim);
  font-size: 12px;
  text-align: center;
  padding: 24px 10px;
  font-style: italic;
}

/* Card ----------------------------------------------------------------- */

.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--pending);
  border-radius: 6px;
  padding: 10px 12px;
  transition: border-color 0.15s, transform 0.1s;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.card.todo    { border-left-color: var(--pending); }
.card.wip     { border-left-color: var(--running); }
.card.blocked { border-left-color: var(--queued); }
.card.done    { border-left-color: var(--success); }
.card.fail    { border-left-color: var(--failed); }

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.card-id {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
}

.card-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border: 1px solid transparent;
}

.badge-todo {
  color: var(--pending);
  background: rgba(110, 118, 129, 0.14);
  border-color: rgba(110, 118, 129, 0.35);
}

.badge-wip {
  color: var(--running);
  background: rgba(88, 166, 255, 0.14);
  border-color: rgba(88, 166, 255, 0.35);
}

.badge-blocked {
  color: var(--queued);
  background: rgba(210, 153, 34, 0.14);
  border-color: rgba(210, 153, 34, 0.35);
}

.badge-done {
  color: var(--success);
  background: rgba(63, 185, 80, 0.14);
  border-color: rgba(63, 185, 80, 0.35);
}

.badge-fail {
  color: var(--failed);
  background: rgba(248, 81, 73, 0.14);
  border-color: rgba(248, 81, 73, 0.35);
}

.card-title {
  color: var(--text-bright);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.35;
  word-wrap: break-word;
}

.card-note {
  margin-top: 6px;
  color: var(--text-dim);
  font-size: 11px;
  font-style: italic;
}

.card-foot {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
}

.card-owner {
  color: var(--accent);
}

.card-last {
  color: var(--text-dim);
}

.card-last-empty {
  opacity: 0.7;
  font-style: italic;
}

/* Agent log ------------------------------------------------------------ */

.log-section {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px 40px;
}

.log-section details {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.log-section summary {
  cursor: pointer;
  padding: 14px 18px;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 10px;
  user-select: none;
}
.log-section summary::-webkit-details-marker { display: none; }

.log-section summary::before {
  content: "▸";
  color: var(--text-dim);
  display: inline-block;
  transition: transform 0.15s;
}

.log-section details[open] summary::before {
  transform: rotate(90deg);
}

.log-summary-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-bright);
}

.log-summary-count {
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 12px;
}

.log-list {
  border-top: 1px solid var(--border);
  padding: 12px 18px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.log-entry {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
}

.log-entry-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.log-when {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
}

.log-agent {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  background: rgba(88, 166, 255, 0.12);
  padding: 1px 8px;
  border-radius: 999px;
  border: 1px solid rgba(88, 166, 255, 0.35);
  text-transform: lowercase;
}

.log-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-bright);
}

.log-body {
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text);
  white-space: pre-wrap;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

/* Footer --------------------------------------------------------------- */

.footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 12px;
  padding: 20px;
  border-top: 1px solid var(--border);
}

.footer a {
  color: var(--accent);
  text-decoration: none;
  background: var(--bg-card);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-family: var(--mono);
}
.footer a:hover { text-decoration: underline; }

.error-banner {
  grid-column: 1 / -1;
  background: rgba(248, 81, 73, 0.15);
  border: 1px solid var(--failed);
  color: var(--failed);
  padding: 12px 16px;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 13px;
}

/* Responsive ----------------------------------------------------------- */

@media (max-width: 1024px) {
  .board { grid-template-columns: repeat(2, 1fr); }
  .summary { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .topbar {
    flex-direction: column;
    align-items: stretch;
  }
  .controls {
    align-self: stretch;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  .board { grid-template-columns: 1fr; }
  .summary { grid-template-columns: repeat(2, 1fr); }
  .brand h1 { font-size: 17px; }
}