:root {
  --bg: #edf2f4;
  --panel: #ffffff;
  --panel-2: #f6f9fa;
  --panel-3: #e9f1f3;
  --line: #d4dee3;
  --line-strong: #b7c6cc;
  --text: #132127;
  --muted: #5c7078;
  --accent: #0f766e;
  --good: #166534;
  --good-soft: #dcfce7;
  --warn: #b45309;
  --warn-soft: #ffedd5;
  --bad: #b91c1c;
  --bad-soft: #fee2e2;
  --shadow: 0 12px 32px rgba(19, 33, 39, 0.08);
  --radius: 18px;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "Public Sans", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.08), transparent 24%),
    linear-gradient(180deg, #f8fbfb 0%, var(--bg) 100%);
}

#app[v-cloak] {
  visibility: hidden;
}

.boot-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(237, 242, 244, 0.92);
  backdrop-filter: blur(10px);
}

#app[v-cloak] + .boot-overlay {
  display: flex;
}

.boot-panel {
  min-width: min(420px, 100%);
  padding: 24px 26px;
  border: 1px solid rgba(183, 198, 204, 0.8);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.boot-spinner {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 3px solid rgba(15, 118, 110, 0.16);
  border-top-color: var(--accent);
  border-right-color: rgba(15, 118, 110, 0.48);
  animation: boot-spin 0.85s linear infinite;
}

.boot-title {
  margin-top: 16px;
  font: 700 14px var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.boot-copy {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

@keyframes boot-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

button,
input,
textarea,
select {
  font: inherit;
}

.shell {
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(248, 251, 251, 0.9);
  border-bottom: 1px solid rgba(183, 198, 204, 0.7);
}

.topbar-inner,
.upload-rail,
.content {
  max-width: 1480px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.topbar-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand-title {
  margin: 0;
  font-size: 24px;
  line-height: 1;
  letter-spacing: -0.04em;
}

.brand-copy {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
  max-width: 72ch;
}

.toolbar-copy {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
  max-width: 30ch;
}

.tab-strip,
.filter-strip,
.badge-row,
.button-row,
.metric-badges,
.event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tab,
.toggle,
.button,
.button-label {
  appearance: none;
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--text);
  border-radius: 999px;
  padding: 9px 14px;
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tab:hover,
.toggle:hover,
.button:hover,
.button-label:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.tab.active,
.toggle.active,
.button.primary,
.button-label.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.button-label input {
  display: none;
}

.upload-rail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding-top: 16px;
  padding-bottom: 16px;
}

.upload-card,
.panel,
.summary-card,
.trace-card,
.mini-card,
.event,
.command-run,
.thought-entry {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.upload-card {
  padding: 16px;
  min-height: 154px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.upload-head,
.trace-card-head,
.run-head,
.event-head,
.thought-head,
.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.upload-title,
.panel-title,
.trace-name,
.section-title {
  margin: 0;
  line-height: 1.2;
}

.upload-title {
  font-size: 16px;
}

.panel-title {
  font-size: 18px;
}

.trace-name {
  font-size: 18px;
}

.upload-subtitle {
  margin-top: 5px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.upload-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
  border: 1.5px dashed var(--line-strong);
  border-radius: 16px;
  padding: 16px;
  background: var(--panel-2);
}

.attachment-box {
  margin-top: 4px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.upload-file {
  font-weight: 700;
  font-size: 15px;
  word-break: break-word;
}

.upload-path,
.muted,
.summary-copy,
.event-time,
.trace-file {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  font: 700 11px var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--panel-3);
  color: var(--muted);
}

.badge.good {
  color: var(--good);
  background: var(--good-soft);
  border-color: #b9e6c7;
}

.badge.warn {
  color: var(--warn);
  background: var(--warn-soft);
  border-color: #f6cf9e;
}

.badge.bad {
  color: var(--bad);
  background: var(--bad-soft);
  border-color: #f3baba;
}

.content {
  padding-top: 8px;
  padding-bottom: 28px;
}

.panel,
.summary-card,
.trace-card,
.mini-card {
  padding: 16px;
  margin-bottom: 18px;
  box-shadow: none;
}

.summary-grid,
.trace-grid,
.pair-grid,
.trace-pane-grid,
.metric-grid {
  display: grid;
  gap: 18px;
}

.summary-grid,
.trace-grid,
.pair-grid,
.trace-pane-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.summary-card h3,
.trace-card h3,
.mini-card h3 {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.3;
}

.metric-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 12px;
}

.metric {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel-2);
  padding: 12px;
}

.metric-label {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.metric-value {
  font-size: 25px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.metric-sub {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.compare-table,
.command-table,
.thought-table {
  width: 100%;
  border-collapse: collapse;
}

.compare-table th,
.compare-table td,
.command-table th,
.command-table td,
.thought-table th,
.thought-table td {
  text-align: left;
  border-top: 1px solid var(--line);
  padding: 11px 10px;
  vertical-align: top;
  font-size: 13px;
}

.compare-table th,
.command-table th,
.thought-table th {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.token-table {
  margin-top: 12px;
}

.mono {
  font-family: var(--mono);
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.55;
}

.task-box {
  margin-top: 12px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  font-size: 13px;
  line-height: 1.6;
}

.task-box strong {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.run-list,
.event-list,
.thought-list,
.section-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.run-list,
.event-list,
.thought-list {
  max-height: 520px;
  overflow: auto;
  padding-right: 2px;
}

.command-run,
.event,
.thought-entry {
  padding: 12px;
  background: var(--panel-2);
  box-shadow: none;
}

.detail-card,
.command-run,
.thought-entry {
  border: 1px solid rgba(183, 198, 204, 0.78);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(246, 249, 250, 0.96));
}

.run-title,
.event-kind,
.thought-title {
  font: 700 11px var(--mono);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.run-command,
.event-summary,
.thought-body {
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
  margin-top: 8px;
}

.detail-summary {
  margin-top: 6px;
  color: var(--text);
  font-size: 13px;
  line-height: 1.55;
  white-space: pre-wrap;
}

.detail-sections {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}

.detail-section {
  border: 1px solid rgba(212, 222, 227, 0.9);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.94);
  overflow: hidden;
}

.detail-section-label {
  padding: 9px 12px;
  border-bottom: 1px solid rgba(212, 222, 227, 0.88);
  font: 700 11px var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  background: rgba(233, 241, 243, 0.78);
}

.detail-text {
  padding: 12px;
  font-size: 13px;
  line-height: 1.65;
  white-space: pre-wrap;
  word-break: break-word;
}

.detail-code-wrap {
  margin: 0;
  padding: 0;
  overflow: auto;
  background: #f5f7f8;
}

.detail-code {
  display: block;
  padding: 14px 16px;
  font: 500 12px/1.65 var(--mono);
  white-space: pre;
  min-width: 100%;
}

.detail-code.hljs {
  background: #f5f7f8;
}

.bar-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.bar-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
}

.bar-wrap {
  margin-top: 6px;
  height: 8px;
  border-radius: 999px;
  background: #e6eef1;
  overflow: hidden;
}

.bar {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #0f766e, #14b8a6);
}

.empty-state {
  padding: 44px 22px;
  text-align: center;
  color: var(--muted);
  border: 1.5px dashed var(--line-strong);
  border-radius: 18px;
  background: var(--panel-2);
}

@media (max-width: 1160px) {
  .topbar-inner,
  .upload-rail,
  .summary-grid,
  .trace-grid,
  .pair-grid,
  .trace-pane-grid {
    grid-template-columns: 1fr;
  }

  .topbar-inner {
    align-items: start;
  }

}

@media (max-width: 760px) {
  .topbar-inner,
  .upload-rail,
  .content {
    padding-left: 14px;
    padding-right: 14px;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }
}