/* TSI static shell — design tokens from tsi-design-spec.md */
@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=IBM+Plex+Sans:wght@400;500;600&display=swap");

:root {
  --bg-body: #0b0f14;
  --bg-panel: #111821;
  --bg-surface: #17212b;
  --bg-surface-hover: #1c2836;
  --border-subtle: #243140;
  --border-strong: #334155;
  --text-primary: #e8eef5;
  --text-secondary: #9aa8b8;
  --text-muted: #6b7a8c;
  --text-inverse: #0b0f14;
  --accent: #5b8def;
  --accent-muted: #2a4068;
  --success: #3d9b6e;
  --success-bg: #143226;
  --warning: #d4a017;
  --warning-bg: #2e2610;
  --danger: #d64545;
  --danger-bg: #2e1515;
  --info: #5b8def;
  --info-bg: #152033;
  --mono-chip: #0e141c;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-pill: 999px;
  --topbar-h: 56px;
  --font-sans: "IBM Plex Sans", "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  --font-mono: "IBM Plex Mono", "JetBrains Mono", ui-monospace, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-body);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 24px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border-subtle);
}

.topbar__brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
}

.topbar__logo {
  font-size: clamp(13px, 2.4vw, 16px);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: var(--text-primary);
  max-width: min(100%, 14rem);
}

@media (min-width: 768px) {
  .topbar__logo {
    max-width: none;
    font-size: 15px;
  }
}

.topbar__org {
  font-size: 12px;
  color: var(--text-muted);
}

.topbar__nav {
  display: none;
  align-items: center;
  gap: 4px;
}

@media (min-width: 768px) {
  .topbar__nav {
    display: flex;
  }
}

.nav-item {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 500;
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.nav-item:hover {
  background: var(--bg-surface-hover);
  color: var(--text-primary);
  text-decoration: none;
}

.nav-item[aria-current="page"] {
  color: var(--text-primary);
  border-bottom-color: var(--accent);
  background: var(--accent-muted);
}

.topbar__right {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.badge--neutral {
  background: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.badge--proposal {
  background: var(--info-bg);
  color: var(--info);
  border: 1px solid var(--border-subtle);
}

.badge--warning {
  background: var(--warning-bg);
  color: var(--warning);
}

.badge--success {
  background: var(--success-bg);
  color: var(--success);
}

.badge--danger {
  background: var(--danger-bg);
  color: var(--danger);
}

.badge--info {
  background: var(--info-bg);
  color: var(--info);
}

.member-label {
  font-size: 13px;
  color: var(--text-secondary);
}

.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }
}

.drawer {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 16px;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border-subtle);
}

.drawer.is-open {
  display: flex;
}

.drawer .nav-item {
  display: block;
}

.global-banner {
  padding: 12px 24px;
  background: var(--warning-bg);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.global-banner.is-hidden {
  display: none;
}

.global-banner__text strong {
  display: block;
  color: var(--warning);
  font-weight: 600;
  margin-bottom: 4px;
}

.global-banner__sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.global-banner__dismiss {
  flex-shrink: 0;
  padding: 6px 12px;
  font-size: 12px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
}

.global-banner__dismiss:hover {
  background: var(--bg-surface-hover);
}

.page-wrap {
  flex: 1;
  padding: 24px 24px 40px;
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
}

@media (max-width: 430px) {
  .page-wrap {
    padding: 16px;
  }
}

.page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.page-header h1 {
  margin: 0;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.page-header__subtitle {
  margin: 8px 0 0;
  color: var(--text-secondary);
  max-width: 36rem;
}

.page-header__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.35);
}

.card + .card {
  margin-top: 20px;
}

.product-intro__lead {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
  max-width: 42rem;
}

.inline-code {
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: var(--mono-chip);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.family-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

@media (min-width: 640px) {
  .family-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .family-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.family-item {
  margin: 0;
  padding: 12px 14px;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.family-item__details {
  display: block;
}

.family-item__summary {
  cursor: pointer;
  list-style: none;
  display: block;
  user-select: none;
}

.family-item__summary::-webkit-details-marker {
  display: none;
}

.family-item__summary::marker {
  content: "";
}

.family-item__summary::before {
  content: "▸";
  display: inline-block;
  margin-right: 8px;
  font-size: 11px;
  color: var(--text-muted);
  transition: transform 0.15s ease;
  vertical-align: 0.05em;
}

.family-item__details[open] > .family-item__summary::before {
  transform: rotate(90deg);
}

.family-item__summary .family-item__name {
  display: inline;
  margin-bottom: 0;
}

.family-item__name {
  display: block;
  font-weight: 600;
  font-size: 13px;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.family-item__slug {
  font-weight: 400;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-left: 4px;
}

.family-item__desc {
  margin: 10px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-secondary);
}

.family-grid--catalog {
  grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
  .family-grid--catalog {
    grid-template-columns: 1fr;
  }
}

.family-item:has(.family-item__details[open]) {
  padding: 16px 18px;
}

.family-item__entries {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-top: 1px solid var(--border-subtle);
  padding-top: 14px;
}

.family-item__empty {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}

.strategy-entry {
  padding: 12px 14px;
  background: var(--bg-base);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.strategy-entry__title {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
}

.strategy-entry__slug {
  display: block;
  margin-top: 4px;
  font-weight: 400;
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.strategy-entry__semantic {
  margin: 0 0 10px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-secondary);
}

.strategy-entry__bt {
  margin: 0 0 10px;
  font-size: 12px;
}

.strategy-entry__bt dt {
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.strategy-entry__bt dd {
  margin: 0;
}

.strategy-entry__bt ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-secondary);
}

.strategy-entry__bt--none {
  color: var(--text-muted);
  font-size: 12px;
}

.strategy-entry__note {
  color: var(--text-muted);
  font-size: 11px;
}

.strategy-entry__pine,
.strategy-entry__pine--missing {
  margin: 0;
  font-size: 12px;
}

.strategy-entry__pine-details {
  margin: 0;
}

.strategy-entry__pine-details summary {
  cursor: pointer;
  font-size: 12px;
  color: var(--accent);
}

.pine-source {
  margin: 10px 0 0;
  padding: 12px;
  max-height: 420px;
  overflow: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.45;
  background: var(--mono-chip);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  white-space: pre-wrap;
  word-break: break-word;
}

body.pine-view .tsi-main {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 16px;
}

.strategy-library__foot {
  margin: 16px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.card__title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 600;
}

.card__desc {
  margin: 0 0 16px;
  color: var(--text-secondary);
  font-size: 13px;
}

.grid-2 {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.mono-chip {
  display: block;
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  background: var(--mono-chip);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  word-break: break-all;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s;
}

.btn--primary {
  background: var(--accent);
  color: var(--text-inverse);
}

.btn--primary:hover:not(:disabled) {
  filter: brightness(1.08);
}

.btn--secondary {
  background: var(--bg-surface-hover);
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

.btn--secondary:hover:not(:disabled) {
  background: var(--border-strong);
}

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border-subtle);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.inline-alert {
  padding: 12px 14px;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  font-size: 13px;
}

.inline-alert--danger {
  background: var(--danger-bg);
  border: 1px solid var(--danger);
  color: var(--text-primary);
}

.inline-alert--info {
  background: var(--info-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.accordion {
  margin-top: 24px;
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  color: var(--text-primary);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  cursor: pointer;
}

.accordion__panel {
  display: none;
  padding: 16px 18px;
  border: 1px solid var(--border-subtle);
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  background: var(--bg-panel);
  color: var(--text-secondary);
}

.accordion.is-open .accordion__panel {
  display: block;
}

.accordion.is-open .accordion__trigger {
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.accordion ol {
  margin: 0;
  padding-left: 1.25rem;
}

.accordion li + li {
  margin-top: 8px;
}

.site-footer {
  padding: 20px 24px;
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-panel);
}

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  padding: 12px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-size: 13px;
  opacity: 0;
  transition: transform 0.2s, opacity 0.2s;
  z-index: 200;
  pointer-events: none;
}

.toast.is-visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* Agent layout */
.agent-layout {
  display: grid;
  gap: 20px;
}

@media (min-width: 1024px) {
  .agent-layout {
    grid-template-columns: 1fr 320px;
    align-items: start;
  }
}

.chat-panel {
  display: flex;
  flex-direction: column;
  min-height: 420px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.chat-messages {
  flex: 1;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
  max-height: 480px;
}

.bubble {
  max-width: 90%;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  font-size: 14px;
}

.bubble--system {
  align-self: stretch;
  background: var(--info-bg);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.bubble--user {
  align-self: flex-end;
  background: var(--accent-muted);
  color: var(--text-primary);
}

.bubble--assistant {
  align-self: flex-start;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.refusal-card {
  align-self: stretch;
  padding: 14px 16px;
  background: var(--danger-bg);
  border: 1px solid var(--danger);
  border-radius: var(--radius-md);
}

.refusal-card p {
  margin: 0 0 12px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: var(--radius-pill);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--accent);
  cursor: pointer;
}

.chip:hover {
  background: var(--bg-surface-hover);
}

.composer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px 16px;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-panel);
}

.composer textarea {
  flex: 1 1 100%;
  min-height: 72px;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--mono-chip);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  resize: vertical;
}

.composer textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 1.5px var(--accent);
}

.coach-rail {
  display: none;
  flex-direction: column;
  gap: 12px;
}

@media (min-width: 1024px) {
  .coach-rail {
    display: flex;
  }
}

.coach-chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 12px;
}

@media (min-width: 1024px) {
  .coach-chips {
    display: none;
  }
}

.coach-card {
  padding: 14px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
}

.coach-card:hover {
  background: var(--bg-surface-hover);
}

.coach-card h3 {
  margin: 0 0 6px;
  font-size: 13px;
  font-weight: 600;
}

.coach-card p {
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
}

.coach-note {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 8px;
}

/* Admin */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
  align-items: center;
}

.filter-bar input,
.filter-bar select {
  padding: 8px 12px;
  font-family: inherit;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--mono-chip);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.data-table th,
.data-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.data-table th {
  background: var(--bg-panel);
  color: var(--text-secondary);
  font-weight: 600;
}

.data-table tr:hover td {
  background: var(--bg-surface-hover);
}

.data-table .mono {
  font-family: var(--font-mono);
  font-size: 12px;
}

.tag-demo {
  font-size: 11px;
  color: var(--text-muted);
  margin-left: 6px;
}

.admin-grid {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

@media (min-width: 900px) {
  .admin-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.policy-pending {
  padding: 12px 14px;
  background: var(--bg-panel);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 13px;
}

.policy-pending .btn {
  margin-top: 8px;
}

.input-inline {
  width: 4rem;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--mono-chip);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
}

.admin-cards {
  display: none;
  flex-direction: column;
  gap: 12px;
}

@media (max-width: 430px) {
  .data-table-wrap {
    display: none;
  }

  .admin-cards {
    display: flex;
  }
}

.admin-entity-card {
  padding: 14px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.admin-sidebar-hint {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 16px;
}