:root {
  --color-user-label: #b89840;
  --color-user-bg: #222832;
  --color-assistant-label: #9088b8;
  --color-assistant-bg: #171717;
  --color-tool-label: #4e8a60;
  --color-tool-bg: #1a2622;
  --color-tool-result-label: #6a9a7c;
  --color-request-heading: #4e8a60;
  --color-response-heading: #9088b8;
  --color-loop-banner: #161b22;
  --color-loop-border: #8b949e;
  --color-topbar: #1f2937;
  --color-sidebar-bg: #161b22;
  --color-border: #30363d;
  --color-text: #c9d1d9;
  --color-text-muted: #8b949e;
  --color-badge-sse: #5eaa90;
  --color-badge-json: #9088b8;
  --color-system-label: #6898c4;
  --color-system-bg: #172030;
  --color-developer-label: #b8804e;
  --color-developer-bg: #231a12;
  --color-accent: #58a6ff;
  --color-accent-green: #00d4aa;
  --color-bg-primary: #0d1117;
  --color-bg-card: #1c2333;
  --color-bg-input: #0d1117;
  --color-danger: #f85149;
  --font-mono: 'Menlo', 'Consolas', 'Monaco', monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg-primary);
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ─── Top Bar ─── */
.topbar {
  background: var(--color-topbar);
  color: #fff;
  display: flex;
  align-items: center;
  padding: 0 16px;
  height: 48px;
  gap: 12px;
  flex-shrink: 0;
  z-index: 10;
  border-bottom: 1px solid var(--color-border);
}
.topbar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.topbar-logo {
  width: 24px;
  height: 24px;
  border-radius: 4px;
}
.topbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}
.port-indicator {
  font-size: 11px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  background: none;
  border: 1px solid transparent;
  padding: 2px 6px;
  border-radius: 4px;
  cursor: pointer;
}
.port-indicator:hover {
  color: var(--color-text);
  border-color: var(--color-border);
}

.topbar-title {
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.version-badge {
  font-size: 10px;
  font-family: var(--font-mono);
  color: #1a1a00;
  background: #f0c040;
  padding: 2px 7px;
  border-radius: 9px;
  text-decoration: none;
  white-space: nowrap;
  margin-left: 10px;
  align-self: center;
  opacity: 0.9;
  transition: opacity 0.15s;
}
.version-badge:hover {
  opacity: 1;
}

/* ─── Nav Tabs ─── */
.nav-tabs {
  display: flex;
  gap: 0;
  flex-shrink: 0;
  margin-left: 8px;
  align-self: flex-end;
}

.nav-tab {
  padding: 8px 20px;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: 6px 6px 0 0;
  font-weight: 500;
  position: relative;
  text-decoration: none;
  display: inline-block;
}

.nav-tab:hover { background: rgba(255,255,255,0.08); color: var(--color-text); }

.nav-tab.active {
  background: var(--color-bg-primary);
  color: var(--color-accent);
  font-weight: 600;
  border-color: var(--color-border);
}

.nav-tab.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-bg-primary);
}

/* ─── Sidebar Header ─── */
.sidebar {
  width: 260px;
  background: var(--color-sidebar-bg);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.sidebar-header {
  padding: 4px 12px;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.sidebar-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.sidebar-header-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-shrink: 0;
}

.sidebar-header-stats {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-muted);
  flex: 1;
}

.sidebar-header-stats span {
  background: rgba(255,255,255,0.08);
  padding: 2px 6px;
  border-radius: 3px;
}

.sidebar-clear-btn {
  position: relative;
  font-size: 14px;
  line-height: 1;
  padding: 4px 6px;
  border-radius: 4px;
  border: none;
  background: none;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}

.sidebar-clear-btn:hover { color: var(--color-danger); background: rgba(248,81,73,0.1); }

.sidebar-pause-btn {
  font-size: 12px;
  line-height: 1;
  padding: 4px 6px;
  border-radius: 4px;
  border: none;
  background: none;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: color 0.15s;
}

.sidebar-pause-btn:hover { color: var(--color-text); }
.sidebar-pause-btn.paused { color: var(--color-danger); }

.sidebar-date-select {
  position: relative;
  display: inline-block;
}

.sidebar-date-select .cal-trigger {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  background: var(--color-bg-input);
  color: var(--color-text);
  cursor: pointer;
  outline: none;
  line-height: 1.4;
}

.sidebar-date-select .cal-trigger:hover {
  border-color: var(--color-text-muted);
}

/* ─── Calendar popup ─── */

.cal-popup {
  position: absolute;
  top: 100%;
  right: 0;
  z-index: 100;
  margin-top: 4px;
  background: var(--color-bg-secondary, #161b22);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,.4);
  min-width: 220px;
}

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

.cal-month-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text);
}

.cal-nav {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 16px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  line-height: 1;
}

.cal-nav:hover {
  background: var(--color-bg-hover, rgba(255,255,255,.06));
  color: var(--color-text);
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
}

.cal-dow {
  font-size: 10px;
  color: var(--color-text-muted);
  text-align: center;
  padding: 2px 0 4px;
}

.cal-cell {
  font-size: 11px;
  text-align: center;
  padding: 4px 0;
  border-radius: 4px;
  cursor: default;
}

.cal-cell.cal-empty {
  visibility: hidden;
}

.cal-cell.cal-day {
  cursor: pointer;
  color: var(--color-text);
}

.cal-cell.cal-day:hover {
  background: var(--color-bg-hover, rgba(255,255,255,.06));
}

.cal-cell.cal-today {
  font-weight: 700;
  color: var(--color-accent, #58a6ff);
}

.cal-cell.cal-selected {
  background: var(--color-accent, #58a6ff);
  color: #fff;
  font-weight: 600;
}

.cal-cell.cal-selected.cal-today {
  color: #fff;
}

.sidebar-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px 12px 12px;
}

/* ─── Layout ─── */
.analysis-layout { display: flex; flex: 1; overflow: hidden; height: 100%; }

.prefix-column {
  width: 180px;
  background: var(--color-sidebar-bg);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  padding: 12px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.prefix-column-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-family: var(--font-mono);
  margin-bottom: 8px;
  padding: 0 4px;
}

.prefix-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border-radius: 4px;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

.prefix-item:hover { background: rgba(255,255,255,0.06); color: var(--color-text); }
.prefix-item.active { background: rgba(88,166,255,0.2); color: var(--color-accent); font-weight: 600; }

.prefix-item-count {
  font-size: 11px;
  padding: 1px 4px;
  border-radius: 3px;
  background: rgba(255,255,255,0.08);
}

.main-content { flex: 1; display: flex; flex-direction: column; min-width: 0; overflow: hidden; height: 100%; }

.messages-scroll { flex: 1; overflow-y: auto; padding: 12px; }

.sidebar-loop-group {
  margin-bottom: 8px;
}

.sidebar-loop-header {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 400;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  padding: 4px 4px;
  cursor: pointer;
  border-radius: 4px;
  transition: background 0.1s;
  white-space: nowrap;
}

.sidebar-loop-header:hover { background: rgba(255,255,255,0.06); }

.sidebar-loop-header.active { background: rgba(88,166,255,0.15); color: var(--color-accent); }

.sidebar-token-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 4px;
  border-radius: 3px;
  font-family: var(--font-mono);
}

.token-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 1px 4px;
  border-radius: 3px;
  font-family: var(--font-mono);
}

.sidebar-token-badge.tier1, .token-badge.tier1 { background: rgba(184,152,64,0.15); color: #b89840; }
.sidebar-token-badge.tier2, .token-badge.tier2 { background: rgba(184,128,78,0.15); color: #b8804e; }
.sidebar-token-badge.tier3, .token-badge.tier3 { background: rgba(180,80,60,0.15); color: #b86040; }


.sidebar-loop-delete {
  font-size: 11px;
  color: var(--color-danger);
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 2px;
  border: none;
  background: none;
  opacity: 0;
  transition: opacity 0.15s;
}

.sidebar-loop-header:hover .sidebar-loop-delete { opacity: 0.6; }
.sidebar-loop-delete:hover {
  opacity: 0.4;
  transition: opacity 0.15s;
}

.sidebar-loop-delete:hover { opacity: 1; }

.sidebar-loop-delete-confirm {
  position: absolute;
  right: 8px;
  top: 100%;
  margin-top: 2px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 4px 6px;
  display: flex;
  gap: 4px;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
  font-size: 11px;
  white-space: nowrap;
}

.sidebar-loop-delete-confirm button {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 2px;
  cursor: pointer;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.06);
  color: var(--color-text);
}

.sidebar-loop-delete-confirm .confirm-yes {
  background: var(--color-danger);
  color: #fff;
  border-color: var(--color-danger);
}

.sidebar-loop-delete-confirm .confirm-yes:hover { background: #da3633; }

.sidebar-loop-delete-confirm .confirm-no:hover { background: rgba(255,255,255,0.1); }

.clear-btn-confirm {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 4px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 6px 8px;
  display: flex;
  gap: 4px;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
  font-size: 11px;
  white-space: nowrap;
}

.clear-btn-confirm button {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 2px;
  cursor: pointer;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.06);
  color: var(--color-text);
}

.clear-btn-confirm .confirm-yes {
  background: var(--color-danger);
  color: #fff;
  border-color: var(--color-danger);
}

.clear-btn-confirm .confirm-yes:hover { background: #da3633; }
.clear-btn-confirm .confirm-no:hover { background: rgba(255,255,255,0.1); }

.sidebar-turn-item {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 4px 4px 16px;
  font-size: 12px;
  color: var(--color-text);
  cursor: pointer;
  transition: background 0.1s;
  border-radius: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-turn-item:hover { background: rgba(255,255,255,0.06); }

.sidebar-loop-text { overflow: hidden; text-overflow: ellipsis; }
.sidebar-loop-label, .sidebar-turn-label { font-weight: 700; color: var(--color-text); }
.sidebar-turn-meta {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
}

/* ─── Empty State ─── */
.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--color-text-muted);
  font-size: 18px;
  font-style: italic;
}

/* ─── Loop Separator Banner ─── */
.loop-separator {
  flex-shrink: 0;
  background: var(--color-loop-banner);
  border-left: 3px solid var(--color-loop-border);
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-muted);
  border-radius: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.loop-separator-id {
  font-family: var(--font-mono);
  font-size: 15px;
}

.loop-separator-tokens {
  font-family: var(--font-mono);
  font-size: 12px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ─── Turn Block ─── */
.turn-block {
  margin: 6px 0;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  background: var(--color-bg-card);
}

.turn-titlebar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--color-border);
  font-size: 12px;
  position: relative;
  cursor: pointer;
}

.turn-titlebar .headers-trigger,
.turn-titlebar .raw-btn { cursor: default; }

.collapsed .turn-body { display: none; }

.raw-btn {
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 3px;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.06);
  color: var(--color-text-muted);
  cursor: pointer;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.raw-btn:hover { background: rgba(255,255,255,0.12); color: var(--color-text); }

.search-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 2px 6px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
}
.search-btn:hover { color: var(--color-text); }

.debug-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 2px 6px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
}

.debug-btn:hover { color: #f0883e; }

.search-popup {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 6px 6px;
  z-index: 10;
  padding: 8px 14px;
}
.search-popup input {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 6px 10px;
  color: var(--color-text);
  font-size: 13px;
  font-family: var(--font-sans);
  outline: none;
}
.search-popup input:focus { border-color: #5eaa90; }
.search-popup input::placeholder { color: var(--color-text-muted); }
.search-results { margin-top: 6px; max-height: 200px; overflow-y: auto; }
.search-result-item {
  padding: 4px 8px;
  cursor: pointer;
  border-radius: 3px;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  display: flex;
  gap: 6px;
  align-items: center;
}
.search-result-item:hover { background: rgba(255,255,255,0.06); color: var(--color-text); }
.search-result-item .match-snippet { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.turn-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-family: var(--font-mono);
  background: var(--color-badge-sse);
  color: #0d1117;
}

.format-label {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 1px 5px;
  border-radius: 3px;
  margin-right: 3px;
}

.format-label.sse { background: rgba(0,212,170,0.15); color: var(--color-badge-sse); }
.format-label.json { background: rgba(167,139,250,0.15); color: var(--color-badge-json); }

.turn-timestamp { color: var(--color-text-muted); font-family: var(--font-mono); font-size: 11px; }
.turn-model { font-weight: 500; font-family: var(--font-mono); font-size: 12px; }

.turn-token-usage { font-family: var(--font-mono); font-size: 11px; color: var(--color-text-muted); display: flex; align-items: center; gap: 2px; }
.turn-duration { font-family: var(--font-mono); font-size: 11px; color: var(--color-text-muted); white-space: nowrap; }

.headers-trigger {
  cursor: help;
  color: var(--color-text-muted);
  font-size: 11px;
  font-style: italic;
  position: relative;
}

.headers-trigger:hover .headers-tooltip { display: block; }

.headers-tooltip {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-bg-card);
  color: var(--color-text);
  padding: 10px 12px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  font-size: 12px;
  font-family: var(--font-mono);
  white-space: normal;
  word-break: break-all;
  min-width: 500px;
  max-width: 500px;
  max-height: 300px;
  overflow-y: auto;
  z-index: 200;
  line-height: 1.8;
}

.status-badge { font-family: var(--font-mono); font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 3px; }
.status-badge.ok { background: rgba(78,138,96,0.15); color: #4e8a60; }
.status-badge.error { background: rgba(180,80,60,0.15); color: #b86040; }

/* ─── Modal Overlay ─── */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(95, 95, 95, 0.75); z-index: 2000; justify-content: center; align-items: center; }
.modal-overlay.active { display: flex; }
.modal-close { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--color-text-muted); padding: 0 4px; }
.modal-close:hover { color: var(--color-text); }
.analyze-body { font-family: var(--font-mono); font-size: 12px; line-height: 1.6; white-space: pre-wrap; word-break: break-word; }
.md-content { font-family: var(--font-sans); font-size: 13px; white-space: normal; }
.md-content h1,.md-content h2,.md-content h3,.md-content h4,.md-content h5,.md-content h6 { margin: 0.6em 0 0.3em; color: var(--color-text); }
.md-content h1 { font-size: 1.5em; } .md-content h2 { font-size: 1.3em; } .md-content h3 { font-size: 1.1em; }
.md-content p { margin: 0.4em 0; }
.md-content ul,.md-content ol { margin: 0.3em 0; padding-left: 1.5em; }
.md-content li { margin: 0.15em 0; }
.md-content code { font-family: var(--font-mono); font-size: 0.9em; background: rgba(255,255,255,0.08); padding: 1px 4px; border-radius: 3px; }
.md-content pre { background: rgba(255,255,255,0.06); padding: 8px 12px; border-radius: 6px; margin: 0.5em 0; overflow-x: auto; }
.md-content pre code { background: none; padding: 0; font-size: 0.9em; }
.md-content blockquote { border-left: 3px solid var(--color-border); padding-left: 12px; margin: 0.5em 0; color: var(--color-text-muted); }
.md-content table { border-collapse: collapse; margin: 0.5em 0; }
.md-content th,.md-content td { border: 1px solid var(--color-border); padding: 4px 8px; }
.md-content th { background: rgba(255,255,255,0.06); }
.md-content a { color: #5eaa90; }
.md-content hr { border: none; border-top: 1px solid var(--color-border); margin: 0.8em 0; }

.analyze-layout { display: flex; gap: 12px; height: 100%; }
.analyze-left { flex: 1; min-width: 0; overflow-y: auto; font-family: var(--font-mono); font-size: 12px; line-height: 1.6; white-space: pre-wrap; word-break: break-word; background: rgba(255,255,255,0.1); padding: 12px; border-radius: 6px; }
.analyze-right { flex: 1; min-width: 0; overflow-y: auto; }
.analyze-right .md-content { padding: 0; }
.analyze-loading { color: var(--color-text-muted); font-family: var(--font-sans); font-size: 13px; padding: 12px; }

.json-key { color: #79c0ff; }
.json-string { color: #a5d6ff; }
.json-number { color: #d2a8ff; }
.json-bool { color: #ff7b72; }
.json-null { color: #8b949e; }

.json-tree-node { font-family: var(--font-mono); font-size: 12px; line-height: 1.6; }
.json-tree-header { display: flex; align-items: center; gap: 4px; padding: 2px 0; cursor: pointer; user-select: none; }
.json-tree-header:hover { background: rgba(255,255,255,0.05); border-radius: 3px; }
.json-tree-toggle { display: inline-block; width: 12px; font-size: 9px; color: var(--color-text-muted); transition: transform 0.15s; flex-shrink: 0; text-align: center; }
.json-tree-toggle.expanded { transform: rotate(90deg); }
.json-tree-colon { color: var(--color-text-muted); }
.json-tree-count { color: var(--color-text-muted); font-size: 11px; margin-left: 4px; }
.json-tree-preview { color: var(--color-text-muted); font-size: 11px; }
.json-tree-children { display: none; padding-left: 16px; border-left: 1px solid rgba(255,255,255,0.08); margin-left: 5px; }
.json-tree-children.expanded { display: block; }
.json-tree-closing { color: var(--color-text-muted); }
.json-tree-primitive { padding: 1px 0; }
.json-tree-header-btn { background: none; border: none; padding: 4px 6px; cursor: pointer; color: var(--color-text-muted); border-radius: 4px; margin-left: 4px; }
.json-tree-header-btn:hover { background: rgba(255,255,255,0.1); color: var(--color-text); }

.json-tree-modal .modal-content { width: 800px; height: 80vh; }

.section-heading { padding: 8px 14px; font-size: 13px; font-weight: 700; display: flex; align-items: center; gap: 6px; cursor: pointer; user-select: none; }
.section-heading .raw-btn { cursor: default; }
.section-heading.request { color: var(--color-request-heading); background: rgba(63,185,80,0.08); border-bottom: 1px solid rgba(63,185,80,0.2); }
.section-heading.response { color: var(--color-response-heading); background: rgba(167,139,250,0.08); border-bottom: 1px solid rgba(167,139,250,0.2); }

.collapsible-header { padding: 6px 14px; font-size: 12px; font-weight: 700; cursor: pointer; display: flex; align-items: center; gap: 6px; border-bottom: 1px solid rgba(255,255,255,0.06); font-family: var(--font-mono); color: var(--color-text-muted); user-select: none; position: relative; z-index: 1; }
.collapsible-header:hover { background: rgba(255,255,255,0.06); }
.collapsible-header .collapsible-arrow { font-size: 10px; transition: transform 0.15s; }
.collapsible-header .collapsible-arrow.expanded { transform: rotate(90deg); }
.collapsible-body { display: none; padding: 8px 14px; }
.collapsible-body.expanded { display: block; }
.collapsible-body > .content-block-wrapper, .collapsible-body > .message-block { margin-bottom: 8px; }
.collapsible-body > .content-block-wrapper:last-child, .collapsible-body > .message-block:last-child { margin-bottom: 0; }
.collapsible-body > .message-block { padding: 6px 0; }
.collapsible-header .message-role-label { margin-bottom: 0; }

.message-block { padding: 6px 14px; border-bottom: 1px solid rgba(255,255,255,0.06); }
.message-block:last-child { border-bottom: none; }

.message-role-label {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 4px;
  font-family: var(--font-mono);
}

.message-role-label.user { background: var(--color-user-label); color: #0d1117; }
.message-role-label.assistant { background: var(--color-assistant-label); color: #0d1117; }
.message-role-label.tool { background: var(--color-tool-label); color: #0d1117; }
.message-role-label.tool_result { background: var(--color-tool-result-label); color: #0d1117; }
.message-role-label.system { background: var(--color-system-label); color: #0d1117; }
.message-role-label.developer { background: var(--color-developer-label); color: #0d1117; }
.message-role-label.reasoning { background: #9080b8; color: #0d1117; }

.tool-result-id {
  font-size: 11px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  margin-bottom: 4px;
  display: inline-block;
}

.message-content {
  font-size: 13px;
  line-height: 1.5;
  padding: 6px 10px;
  border-radius: 4px;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--font-sans);
  max-height: 250px;
  overflow-y: auto;
  background: #263649;
}

.message-content.md-content { white-space: normal; }

.tool-result-error { background: rgba(255,123,114,0.08); border: 1px solid rgba(255,123,114,0.2); border-radius: 6px; }
.tool-result-error .message-content.tool_result { background: #261a1a; }
.error-badge { font-size: 10px; color: #ff7b72; margin-left: 4px; }

.message-content pre { margin: 4px 0; padding: 8px; background: rgba(255,255,255,0.06); border-radius: 3px; font-family: var(--font-mono); font-size: 12px; overflow-x: auto; }

/* Wrapper around content blocks — provides positioning context for the floating expand button */
.content-block-wrapper { position: relative; }
.content-block-wrapper > .message-content, .content-block-wrapper > .response-block-content { margin-left: 0; }

/* Expand icon button — floats outside on the top-left of the content block */
.expand-btn {
  position: absolute;
  top: 3px;
  left: -22px;
  width: 18px;
  height: 18px;
  padding: 0;
  border: none;
  border-radius: 3px;
  background: rgba(255,255,255,0.08);
  color: var(--color-text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.15s, background 0.15s;
  z-index: 1;
}
.content-block-wrapper:hover > .expand-btn { opacity: 1; }
.expand-btn:hover { background: rgba(255,255,255,0.16); color: var(--color-text); }

.response-body { padding: 10px 14px; }
.response-block { margin-bottom: 8px; }
.response-block:last-child { margin-bottom: 0; }
.response-block-label { font-size: 10px; font-weight: 700; letter-spacing: 0.3px; text-transform: uppercase; color: var(--color-text-muted); margin-bottom: 3px; font-family: var(--font-mono); }
.response-block-label.error { color: var(--color-danger); }
.response-block-label.thinking { color: #3fb950; }
.response-block-content.error { color: var(--color-danger); white-space: pre-wrap; }
.response-block-content.thinking { background: rgba(63,185,80,0.08); border-left: 2px solid #3fb950; font-style: italic; }
.response-block-content { font-size: 13px; line-height: 1.5; padding: 6px 10px; border-radius: 4px; white-space: pre-wrap; word-break: break-word; max-height: 250px; overflow-y: auto; background: #222; }
.response-block-content.md-content { white-space: normal; }
.response-meta { font-size: 11px; color: var(--color-text-muted); font-family: var(--font-mono); margin-top: 6px; display: flex; gap: 12px; }
.response-meta .meta-val { color: var(--color-text); font-weight: 500; }
.response-generic { padding: 10px 14px; font-family: var(--font-mono); font-size: 12px; background: rgba(255,255,255,0.04); white-space: pre-wrap; word-break: break-word; line-height: 1.5; }

.turn-loading-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent-green);
  animation: pulse 2s infinite;
  margin-right: 6px;
  display: inline-block;
}

@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

@keyframes flash-highlight-info { from { box-shadow: 0 0 0 2px var(--color-accent); } to { box-shadow: none; } }
@keyframes flash-highlight-success { from { box-shadow: 0 0 0 2px var(--color-badge-sse); } to { box-shadow: none; } }
.flash-highlight-info { animation: flash-highlight-info 1.5s ease-out; }
.flash-highlight-success { animation: flash-highlight-success 2s ease-out; }

/* ─── Apple-style scrollbars (global) ─── */
* {
  scrollbar-width: thin;
  scrollbar-color: transparent transparent;
}
*:hover {
  scrollbar-color: rgba(139, 148, 158, 0.4) transparent;
}
*::-webkit-scrollbar { width: 6px; height: 6px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
  background: transparent;
  border-radius: 3px;
  transition: background 0.2s ease;
}
*:hover::-webkit-scrollbar-thumb {
  background: rgba(139, 148, 158, 0.4);
}
*::-webkit-scrollbar-thumb:hover {
  background: rgba(139, 148, 158, 0.65);
}
*::-webkit-scrollbar-corner { background: transparent; }

/* ─── Main Content Area ─── */
#app-main {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.tab-panel {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.tab-panel[hidden] { display: none; }
/* ── Home page: two-panel layout ── */
.home-layout {
  display: flex;
  flex: 1;
}
.home-panel-routes {
  flex: 1;
  border-right: 1px solid var(--color-border);
  padding: 16px;
  overflow-y: auto;
}
.home-panel-providers {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
}
.home-panel-stats {
  width: 210px;
  flex-shrink: 0;
  padding: 16px;
  overflow-y: auto;
  border-right: 1px solid var(--color-border);
}
.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.panel-header h3 { margin: 0; font-size: 16px; }
.panel-l1-header {
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-border);
}
.panel-l1-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.3px;
}
.routes-section {
  margin-bottom: 24px;
}
.routes-section:last-child {
  margin-bottom: 0;
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.section-header h4 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}
.route-card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg-card);
  padding: 10px 12px;
  margin-bottom: 6px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.route-card .route-prefix {
  color: var(--color-text);
  font-size: 13px;
  line-height: 20px;
  font-weight: 600;
  font-family: var(--font-mono);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.route-actions {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

/* Provider/model chips under a route — click-toggle, hierarchical layout.
   One provider per row, with that provider's models trailing to the right. */
.route-chips {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 6px;
}
.route-chip-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}
.route-chip-models {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 3px;
  align-items: center;
}
.route-chip-models::before {
  content: "›";
  color: var(--color-text-muted);
  opacity: 0.4;
  font-size: 11px;
  margin-right: 1px;
}
.route-chip {
  display: inline-flex;
  align-items: center;
  background: transparent;
  color: var(--color-text-muted);
  border: none;
  padding: 1px 7px;
  border-radius: 9px;
  font-size: 11px;
  font-weight: normal;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  line-height: 1.5;
  opacity: 0.7;
}
.route-chip:hover { background: rgba(255,255,255,0.06); color: var(--color-text); opacity: 1; }
.route-chip:disabled { opacity: 0.4; cursor: wait; }

/* Provider chips: muted blue tint when active */
.route-chip-provider.selected {
  background: rgba(74, 158, 255, 0.12);
  color: #82bcff;
  font-weight: normal;
  opacity: 1;
}
/* Model chips: muted amber tint when active */
.route-chip-model.selected {
  background: rgba(245, 158, 11, 0.12);
  color: #f5b545;
  font-weight: normal;
  opacity: 1;
}
/* Inline model-toggle chip (lives next to the route name) */
.route-chip-overwrite {
  font-size: 10px;
  padding: 1px 7px;
  border-radius: 3px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.route-chip-overwrite.selected {
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
  opacity: 1;
  font-weight: 700;
}
.provider-card {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg-card);
  padding: 12px;
  margin-bottom: 8px;
}
.provider-card .provider-name-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}
.provider-card .provider-name {
  font-weight: 600;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.provider-card .provider-url {
  color: var(--color-text-muted);
  font-size: 11px;
  font-family: var(--font-mono);
}
.provider-card .provider-actions {
  display: flex;
  gap: 4px;
}
.model-chip {
  display: inline-block;
  background: rgba(255,255,255,0.08);
  color: var(--color-text-muted);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  margin: 2px 2px 0 0;
}
.api-style-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 600;
}
.api-style-badge.anthropic {
  background: rgba(31, 111, 235, 0.15);
  color: #58a6ff;
}
.api-style-badge.openai {
  background: rgba(35, 134, 54, 0.15);
  color: #3fb950;
}
/* ── Modal system ── */
.modal-content {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  min-width: 650px;
  max-width: 900px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
}
.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.modal-header h3 { margin: 0; font-size: 15px; }
.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}
.modal-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ── Selectable card (used in scan/provider picker UIs) ── */
.card-selectable {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px 10px;
  margin-bottom: 6px;
}

/* ── Form controls (shared) ── */
.form-input {
  background: var(--color-bg-input);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-family: var(--font-mono);
}
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-bg-input);
  color: var(--color-text);
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* Custom select component (replaces native <select> for consistent webview rendering) */
.select {
  position: relative;
  display: block;
  width: 100%;
  box-sizing: border-box;
}
.select-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  box-sizing: border-box;
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: var(--color-bg-input);
  color: var(--color-text);
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s;
}
.select-trigger:hover { border-color: var(--color-text-muted); }
.select-trigger.open { border-color: var(--color-accent); }
.select-label {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.select-caret { flex: 0 0 auto; opacity: 0.6; transition: transform 0.15s; }
.select-trigger.open .select-caret { transform: rotate(180deg); }
/* Compact variant for dense rows (e.g. scanner cards) */
.select-sm .select-trigger { font-size: 12px; padding: 6px 10px; }
/* Reuse .dropdown-menu; active item gets accent */
.select .dropdown-menu { min-width: 100%; }
.select .dropdown-item.active { background: var(--color-accent); color: #fff; }
.select .dropdown-item.active:hover { background: var(--color-accent); }

/* Input with inline dropdown trigger (e.g. Base URL + preset picker) */
.input-with-dropdown {
  position: relative;
  display: flex;
  align-items: stretch;
}
.input-with-dropdown input {
  flex: 1;
  border-top-right-radius: 0 !important;
  border-bottom-right-radius: 0 !important;
  border-right: 0 !important;
}
.input-with-dropdown .dropdown-trigger {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  border: 1px solid var(--color-border);
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  border-top-right-radius: 6px;
  border-bottom-right-radius: 6px;
  background: rgba(255,255,255,0.04);
  color: var(--color-text-muted);
  cursor: pointer;
}
.input-with-dropdown .dropdown-trigger:hover { background: rgba(255,255,255,0.10); color: var(--color-text); }
.input-with-dropdown .dropdown-trigger.open { background: rgba(255,255,255,0.10); }
.input-with-dropdown .dropdown-trigger.open .icon { transform: rotate(180deg); }
.dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  z-index: 100;
  max-height: 280px;
  overflow-y: auto;
  background: var(--color-bg-input);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
  padding: 4px;
}
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 12px;
  color: var(--color-text);
}
.dropdown-item:hover { background: rgba(255,255,255,0.08); }
.dropdown-item-label {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.btn {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid var(--color-border);
  transition: background 0.15s, opacity 0.15s;
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-primary { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.btn-primary:hover:not(:disabled) { background: #4090e0; }
.btn-secondary { background: rgba(255,255,255,0.06); color: var(--color-text); }
.btn-secondary:hover:not(:disabled) { background: rgba(255,255,255,0.12); }
.btn-danger { background: var(--color-danger); color: #fff; border-color: var(--color-danger); }
.btn-danger:hover:not(:disabled) { background: #d9363e; }
.btn-sm { padding: 4px 10px; font-size: 11px; }
.btn-icon {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 14px;
  padding: 4px 6px;
  border-radius: 4px;
  transition: background 0.15s, color 0.15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.btn-icon:hover { background: rgba(255,255,255,0.1); color: var(--color-text); }
.btn-icon.danger:hover { background: rgba(248,81,73,0.15); color: var(--color-danger); }
.btn-icon.btn-icon-accent { color: var(--color-accent); }
.btn-icon.btn-icon-accent:hover { background: rgba(31,111,235,0.15); color: var(--color-accent); }
.btn-icon svg, .btn-icon .icon { display: block; }

/* ── Inline SVG icon helpers ── */
.icon { vertical-align: middle; }
/* Leading icons align with the first text line of the card/row by matching
   its line-height (13px font * 1.5 ≈ 20px) instead of hugging the top. */
.tool-icon, .route-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  height: 20px;
  flex-shrink: 0;
}
.icon-success { color: #3fb950; display: inline-flex; align-items: center; }
.chip-remove {
  border: none;
  background: none;
  color: var(--color-danger, #f85149);
  cursor: pointer;
  padding: 0;
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

/* ── Empty state ── */
.empty-state-card {
  text-align: center;
  padding: 40px 20px;
  color: var(--color-text-muted);
}
.empty-state-card .empty-icon {
  margin-bottom: 12px;
  opacity: 0.6;
  display: inline-flex;
  color: var(--color-text-muted);
}
.empty-state-card p {
  font-size: 13px;
  margin-bottom: 12px;
}

/* ── Scan modal inputs ── */
.scan-name:focus,
.scan-style:focus,
.scan-url:focus,
.scan-models:focus,
.scan-apikey:focus {
  outline: none;
  border-color: var(--color-accent);
}
.scan-name::placeholder,
.scan-url::placeholder,
.scan-models::placeholder,
.scan-apikey::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}
.scan-check {
  accent-color: var(--color-accent);
}

/* ── Toggle switch ── */
.toggle-switch {
  width: 36px;
  height: 20px;
  border-radius: 10px;
  background: var(--color-border);
  position: relative;
  cursor: pointer;
  transition: background 0.2s;
  flex-shrink: 0;
}
.toggle-switch.on {
  background: var(--color-accent);
}
.toggle-switch .toggle-knob {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #fff;
  position: absolute;
  top: 2px;
  left: 2px;
  transition: transform 0.2s;
}
.toggle-switch.on .toggle-knob {
  transform: translateX(16px);
}

/* ── Copy button (inline SVG icon) ── */
.btn-icon.copy-btn {
  padding: 2px 4px;
  flex-shrink: 0;
}
.btn-icon.copy-btn:hover {
  background: rgba(255,255,255,0.08);
}
.btn-icon.copy-btn svg {
  vertical-align: middle;
}

/* ── Proxy URL row (shared by route form and bind modal) ── */
.proxy-url-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-accent);
  padding: 4px 0;
}
.proxy-url-row .route-url-text {
  color: var(--color-accent);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}


/* ── Stats panel (home page right column) ── */
.stats-today-section {
  text-align: center;
  padding: 16px 8px;
  margin-bottom: 20px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg-card);
}
.stats-breakdown-section {
  margin-bottom: 20px;
}
.stats-breakdown-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}
.stats-breakdown-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stats-breakdown-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 4px 6px;
  border-radius: 4px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  min-width: 0;
}
.stats-breakdown-name {
  font-size: 11px;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}
.stats-breakdown-value {
  font-size: 11px;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-text-primary);
  flex-shrink: 0;
}
.stats-today-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}
.stats-today-value {
  font-size: 28px;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--color-accent);
  line-height: 1.2;
}
.stats-today-unit {
  font-size: 11px;
  color: var(--color-text-muted);
  margin-top: 2px;
}
.stats-calendar-section {
  padding: 0;
}
.stats-calendar-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}
.token-calendar-grid {
  display: flex;
  gap: 3px;
}
.token-calendar-col {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.token-calendar-cell {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  cursor: default;
}
.token-calendar-cell.empty {
  background: transparent;
}
.token-calendar-cell.cal-0 {
  background: rgba(255, 255, 255, 0.06);
}
.token-calendar-cell.cal-1 {
  background: rgba(88, 166, 255, 0.2);
}
.token-calendar-cell.cal-2 {
  background: rgba(88, 166, 255, 0.4);
}
.token-calendar-cell.cal-3 {
  background: rgba(88, 166, 255, 0.6);
}
.token-calendar-cell.cal-4 {
  background: rgba(88, 166, 255, 0.85);
}
.token-calendar-month-label {
  font-size: 9px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

/* Calendar hover tooltip */
.calendar-tooltip {
  position: fixed;
  z-index: 9999;
  background: #1c2333;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 11px;
  font-family: var(--font-mono);
  pointer-events: none;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  min-width: 160px;
}
.calendar-tooltip-date {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
  font-size: 12px;
}
.calendar-tooltip-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 1px 0;
}
.calendar-tooltip-row .calendar-tooltip-label {
  color: var(--color-text-muted);
}
.calendar-tooltip-row .calendar-tooltip-value {
  color: var(--color-text);
  font-weight: 500;
}
.calendar-tooltip-row.total .calendar-tooltip-label,
.calendar-tooltip-row.total .calendar-tooltip-value {
  font-weight: 700;
  color: var(--color-text);
}
.calendar-tooltip-divider {
  height: 1px;
  background: var(--color-border);
  margin: 4px 0;
}

/* ── Help tab ── */
#tab-help { overflow-y: auto; }
.help-content {
  max-width: 920px;
  margin: 0 auto;
  padding: 24px 32px 64px;
  color: var(--color-text);
  line-height: 1.6;
}
.help-section { margin-bottom: 40px; }
.help-section h2 {
  font-size: 20px;
  margin: 0 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}
.help-section h3 {
  font-size: 15px;
  margin: 24px 0 10px;
  color: var(--color-text);
}
.help-section p {
  margin: 8px 0;
  color: var(--color-text-muted);
  font-size: 13px;
}
.help-diagram {
  margin: 16px 0 24px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 20px 18px 16px;
  font-size: 12px;
}
.help-diagram-row {
  display: grid;
  grid-template-columns: 1fr auto 1.4fr auto 1fr;
  align-items: stretch;
  gap: 10px;
}
.help-diagram-col-label {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr auto 1.4fr auto 1fr;
  gap: 10px;
  font-size: 11px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}
.help-diagram-col-label > span {
  text-align: center;
}
.help-diagram-col-label > span:nth-child(2),
.help-diagram-col-label > span:nth-child(4) { visibility: hidden; }
.help-diagram-box {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-bg-elevated, rgba(255,255,255,0.02));
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.help-diagram-box.is-center {
  border-color: var(--color-accent);
  background: rgba(88,166,255,0.06);
}
.help-diagram-box-title {
  font-weight: 600;
  font-size: 12px;
  color: var(--color-text);
  margin-bottom: 2px;
}
.help-diagram-box ul {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 11.5px;
  color: var(--color-text-muted);
  line-height: 1.5;
}
.help-diagram-box li {
  margin: 0;
  padding: 0;
}
.help-diagram-arrow {
  align-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-muted);
  line-height: 1.2;
}
.help-diagram-arrow .arrow-label {
  margin-bottom: 2px;
  white-space: nowrap;
}
.help-diagram-arrow .arrow-line {
  font-size: 16px;
  color: var(--color-accent);
}
.help-diagram-note {
  margin-top: 14px;
  padding: 8px 12px;
  border-top: 1px dashed var(--color-border);
  font-size: 11.5px;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.help-diagram-note .arrow-line {
  font-family: var(--font-mono);
  color: var(--color-accent);
}
.help-diagram-storage {
  margin-top: 10px;
  display: flex;
  justify-content: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-text-muted);
}
.help-diagram-storage code {
  font-size: 11px;
}
.help-glossary {
  margin: 8px 0;
  font-size: 13px;
}
.help-glossary dt {
  font-weight: 600;
  color: var(--color-accent);
  margin-top: 10px;
}
.help-glossary dd {
  margin: 4px 0 8px 0;
  padding-left: 0;
  color: var(--color-text-muted);
}
.help-glossary code,
.help-section code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 1px 5px;
  color: var(--color-text);
}
.help-steps {
  margin: 8px 0;
  padding-left: 22px;
  font-size: 13px;
  color: var(--color-text-muted);
}
.help-steps li { margin: 4px 0; }
.help-section ul {
  margin: 8px 0;
  padding-left: 22px;
  font-size: 13px;
  color: var(--color-text-muted);
}
.help-section ul li { margin: 4px 0; }
.help-code {
  font-family: var(--font-mono);
  font-size: 12px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 10px 14px;
  margin: 8px 0;
  overflow-x: auto;
  white-space: pre;
  color: var(--color-text);
}
.help-content kbd {
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-bottom-width: 2px;
  border-radius: 3px;
  padding: 1px 6px;
  color: var(--color-text);
}
.help-inline-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg);
  color: var(--color-text);
  vertical-align: -4px;
  margin: 0 1px;
}
.help-inline-icon svg { display: block; }

/* ─── Debug Tab ─── */
.debug-panel { height: 100%; overflow: hidden; }
.debug-layout {
  display: flex;
  height: 100%;
  overflow: hidden;
}

/* Left panel */
.debug-left {
  width: 220px;
  min-width: 220px;
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  background: var(--color-sidebar-bg);
}
.debug-toolbar {
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.debug-toolbar-title {
  font-weight: 600;
  font-size: 13px;
  color: var(--color-text);
}
.debug-toolbar-actions {
  display: flex;
  gap: 4px;
}
.debug-list {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0;
}
.debug-group-section { margin-bottom: 4px; }
.debug-group-header {
  padding: 4px 10px;
  color: var(--color-text-muted);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: default;
}
.debug-group-count {
  color: var(--color-border);
  font-size: 10px;
}
.debug-item-row {
  padding: 5px 10px 5px 20px;
  color: var(--color-text);
  cursor: pointer;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-left: 2px solid transparent;
}
.debug-item-row:hover { background: rgba(88, 166, 255, 0.05); }
.debug-item-row.active {
  background: rgba(31, 111, 235, 0.13);
  border-left-color: var(--color-accent);
}
.debug-item-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.debug-item-summary { font-size: 10px; margin-left: 6px; }
.debug-row-menu-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0 4px;
  font-size: 16px;
  line-height: 1;
  border-radius: 3px;
  opacity: 0;
  transition: opacity 0.15s;
  flex-shrink: 0;
  margin-left: 4px;
}
.debug-group-header:hover .debug-row-menu-btn,
.debug-item-row:hover .debug-row-menu-btn { opacity: 0.7; }
.debug-row-menu-btn:hover { opacity: 1 !important; color: var(--color-text); background: rgba(255,255,255,0.06); }

/* Right panel */
.debug-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--color-bg-primary);
}
.debug-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--color-text-muted);
  font-size: 13px;
}
.debug-detail-header {
  padding: 8px 12px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.debug-detail-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}
.debug-name-input {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-text);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 2px 6px;
  min-width: 0;
  max-width: 300px;
}
.debug-name-input:hover { border-color: var(--color-border); }
.debug-name-input:focus { border-color: var(--color-accent); outline: none; }
.debug-name-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-text);
  padding: 2px 6px;
  cursor: pointer;
  border-radius: 4px;
  border: 1px solid transparent;
}
.debug-name-title:hover { border-color: var(--color-border); }
.debug-detail-group {
  color: var(--color-text-muted);
  font-size: 11px;
}

/* Action toolbar (between request and responses) */
.debug-action-toolbar {
  padding: 6px 12px;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  position: relative;
  flex-shrink: 0;
}
.debug-resize-handle {
  position: absolute;
  top: -4px;
  left: 0;
  right: 0;
  height: 8px;
  cursor: ns-resize;
  z-index: 5;
}
.debug-resize-handle:hover {
  background: var(--color-accent);
  opacity: 0.3;
}
.debug-toolbar-meta {
  color: var(--color-text-muted);
  font-size: 11px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.debug-split {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}
.debug-split-top {
  flex: 1;
  overflow-y: auto;
  min-height: 80px;
  display: flex;
  flex-direction: column;
}
.debug-split-bottom {
  flex: 1;
  overflow: hidden;
  min-height: 80px;
  display: flex;
  flex-direction: column;
}
.debug-action-targets {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  flex: 1;
  min-width: 0;
  margin-left: auto;
}
.debug-section-label {
  color: var(--color-text-muted);
  font-size: 11px;
}
.debug-target-chip {
  background: rgba(31, 111, 235, 0.2);
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.debug-target-chip .chip-remove {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  padding: 0;
  font-size: 10px;
}
.debug-add-target-btn {
  background: none;
  border: 1px dashed var(--color-border);
  color: var(--color-text-muted);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  cursor: pointer;
}

/* Request editor */
.debug-request-editor {
  flex: 1;
  overflow-y: auto;
  padding: 0;
  min-height: 0;
}
.debug-request-meta {
  padding: 6px 12px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
}
.debug-request-meta label {
  color: var(--color-text-muted);
  font-size: 11px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.debug-meta-input {
  background: var(--color-bg-input);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 11px;
  width: 160px;
}
.debug-meta-input[type="number"] { width: 70px; }
.debug-messages-list {
  padding: 8px 0;
}

/* Message cards — analysis-style collapsible */
.debug-messages-list {
  padding: 0;
}
.debug-messages-list .collapsible-header {
  padding: 6px 14px;
  margin: 0;
  position: relative;
}
.debug-messages-list .collapsible-body {
  cursor: text;
  transition: background 0.15s;
}
.debug-messages-list .collapsible-body:hover {
  background: rgba(255, 255, 255, 0.03);
}
.debug-msg-idx {
  color: var(--color-text-muted);
  font-size: 10px;
}
.msg-actions {
  display: flex;
  gap: 2px;
  margin-left: 4px;
}
.msg-act-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 0 3px;
  font-size: 11px;
  opacity: 0.5;
}
.msg-act-btn:hover { opacity: 1; color: var(--color-text); }
.msg-act-btn.danger:hover { color: var(--color-danger); }
.msg-edit-btn {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 3px;
  opacity: 0;
  transition: opacity 0.15s;
}
.collapsible-header:hover .msg-edit-btn { opacity: 0.7; }
.msg-edit-btn:hover { opacity: 1 !important; color: var(--color-accent); }
.debug-add-message-btn {
  display: block;
  width: calc(100% - 24px);
  margin: 8px 12px;
  background: none;
  border: 1px dashed var(--color-border);
  color: var(--color-text-muted);
  border-radius: 6px;
  padding: 8px;
  cursor: pointer;
  font-size: 12px;
}
.debug-add-message-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* Streaming spinner and cursor */
.streaming-spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-left: 6px;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
.streaming-cursor {
  display: inline-block;
  color: var(--color-accent);
  animation: blink 1s step-end infinite;
  margin-left: 2px;
  font-size: 11px;
}
@keyframes blink {
  50% { opacity: 0; }
}
.status-badge.streaming {
  background: var(--color-accent);
  color: #fff;
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* Tools section in response */
.debug-tools-section {
  margin-top: 8px;
  border-top: 1px solid var(--color-border);
  padding-top: 8px;
}
.debug-tools-label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
}

/* Edit modal */
.debug-edit-modal {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.debug-edit-modal-label {
  font-size: 12px;
  color: var(--color-text-muted);
}
.debug-edit-textarea {
  width: 100%;
  min-height: 300px;
  background: var(--color-bg-input);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 10px;
  resize: vertical;
  line-height: 1.5;
  tab-size: 2;
}
.debug-edit-textarea:focus {
  border-color: var(--color-accent);
  outline: none;
}
/* Responses panel */
.debug-responses-panel {
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}
.debug-no-runs {
  color: var(--color-text-muted);
  font-size: 12px;
  padding: 8px 0;
}
.debug-responses-grid {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  flex: 1;
  min-height: 0;
}
.debug-response-card {
  flex: 1;
  min-width: 200px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.debug-response-header {
  padding: 6px 10px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
}
.debug-response-provider {
  color: var(--color-accent);
  font-weight: 600;
}
.debug-response-duration {
  color: var(--color-text-muted);
  font-size: 10px;
}
.debug-response-content {
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}
.debug-response-error {
  color: var(--color-danger);
}
.debug-response-raw {
  white-space: pre-wrap;
  word-break: break-all;
  font-size: 11px;
}

/* JSON tree visualization */
.json-tree-root {
  padding: 8px 10px;
}
.json-tree-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-bottom: 8px;
  font-size: 12px;
  font-family: var(--font-mono);
}
.json-tree-meta-item {
  color: var(--color-text-muted);
}
.json-tree-node {
  margin-bottom: 2px;
}
.json-tree-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  cursor: pointer;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  border-radius: 3px;
  user-select: none;
}
.json-tree-header:hover {
  background: rgba(255, 255, 255, 0.04);
}
.json-tree-header .collapsible-arrow {
  font-size: 9px;
  transition: transform 0.15s;
}
.json-tree-header .collapsible-arrow.expanded {
  transform: rotate(90deg);
}
.json-tree-body {
  display: none;
  padding-left: 16px;
  border-left: 1px solid rgba(255, 255, 255, 0.06);
  margin-left: 8px;
}
.json-tree-body.expanded {
  display: block;
}
.json-tree-entry {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 2px 8px;
  font-size: 12px;
  font-family: var(--font-mono);
}
.json-tree-index {
  color: var(--color-text-muted);
  font-size: 10px;
  min-width: 20px;
  text-align: right;
  flex-shrink: 0;
}
.json-tree-value {
  flex: 1;
  min-width: 0;
  word-break: break-word;
}
.json-tree-label {
  color: var(--color-text-muted);
  font-size: 11px;
}
.json-tree-count {
  color: var(--color-text-muted);
  font-size: 10px;
  margin-left: 4px;
}
.json-key {
  color: #79c0ff;
  font-weight: 500;
}
.json-str {
  color: #a5d6ff;
}
.json-num {
  color: #79c0ff;
}
.json-bool {
  color: #ff7b72;
}
.json-null {
  color: var(--color-text-muted);
  font-style: italic;
}

/* Context menu */
.debug-context-menu {
  position: fixed;
  background: var(--color-sidebar-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 4px 0;
  z-index: 1000;
  min-width: 140px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}
.debug-context-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--color-text);
  padding: 6px 12px;
  font-size: 12px;
  cursor: pointer;
}
.debug-context-item:hover { background: rgba(88, 166, 255, 0.1); }
.debug-context-item.danger { color: var(--color-danger); }