:root {
  --bg: #f6f7f9;
  --panel: #ffffff;
  --panel-soft: #f0f3f6;
  --text: #17202a;
  --muted: #667085;
  --line: #d9dee7;
  --accent: #0f766e;
  --accent-strong: #115e59;
  --accent-soft: #d9f3ef;
  --warn: #b45309;
  --danger: #b42318;
  --shadow: 0 10px 30px rgba(16, 24, 40, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

button {
  cursor: pointer;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr;
}

.topbar {
  height: 72px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 220px;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
}

.brand h1,
.brand p,
.scene-header h2,
.scene-header p {
  margin: 0;
}

.brand h1 {
  font-size: 18px;
  line-height: 1.2;
}

.brand p,
.scene-header p,
.hint {
  color: var(--muted);
  font-size: 13px;
}

.perspective-switch {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel-soft);
}

.segmented {
  min-width: 120px;
  border: 0;
  padding: 9px 14px;
  color: var(--muted);
  background: transparent;
}

.segmented.active {
  color: #fff;
  background: var(--accent);
}

.adapter-status {
  margin-left: auto;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  font-size: 13px;
  background: #fff;
}

.adapter-status.ok {
  color: var(--accent-strong);
  border-color: #9ad8cf;
  background: var(--accent-soft);
}

.adapter-status.error {
  color: var(--danger);
  border-color: #f2b8b5;
  background: #fff4f2;
}

.workspace {
  min-height: 0;
  display: grid;
  grid-template-columns: 300px minmax(420px, 1fr) 360px;
}

.workspace.contact-mode {
  grid-template-columns: 300px minmax(420px, 1fr);
}

.landing-view {
  padding: 48px 24px;
  display: grid;
  align-content: start;
  gap: 28px;
}

.landing-copy {
  max-width: 760px;
}

.landing-copy h2 {
  margin: 0 0 10px;
  font-size: 32px;
  line-height: 1.15;
}

.landing-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.user-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 16px;
}

.user-card {
  min-height: 190px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  text-align: left;
  background: #fff;
  box-shadow: var(--shadow);
}

.user-card:hover {
  border-color: var(--accent);
}

.user-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 20px;
}

.user-card span {
  display: block;
  margin-bottom: 12px;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 700;
}

.user-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.sidebar,
.control-panel {
  min-height: 0;
  overflow: auto;
  padding: 16px;
  background: var(--panel);
}

.sidebar {
  border-right: 1px solid var(--line);
}

.control-panel {
  border-left: 1px solid var(--line);
}

.chat-stage {
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  background: #eef1f4;
}

.scene-header {
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.scene-header h2 {
  font-size: 18px;
}

.view-badge {
  padding: 7px 10px;
  border-radius: 8px;
  color: var(--accent-strong);
  background: var(--accent-soft);
  font-size: 13px;
  white-space: nowrap;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  font-weight: 700;
}

.section-title.compact {
  margin-top: 18px;
}

.identity-panel {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.identity-card,
.identity-facts {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.identity-card {
  border-color: #9ad8cf;
  background: var(--accent-soft);
}

.identity-card.contact {
  border-color: #cbd5e1;
  background: #f8fafc;
}

.identity-card span,
.identity-facts span,
.readonly-row span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.identity-card strong {
  display: block;
  margin: 5px 0 2px;
  font-size: 20px;
}

.identity-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.identity-facts {
  display: grid;
  gap: 9px;
}

.identity-facts strong,
.readonly-row strong {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  line-height: 1.45;
}

.identity-facts strong.ok {
  color: var(--accent-strong);
}

.readonly-panel {
  margin-top: 16px;
}

.readonly-row {
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
}

.readonly-row:last-child {
  border-bottom: 0;
}

.scenario-list,
.reply-cards,
.log-list,
.models-list {
  display: grid;
  gap: 10px;
}

.scenario-item,
.reply-card,
.log-item,
.model-chip,
.managed-result {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: #fff;
}

.scenario-item {
  text-align: left;
  width: 100%;
}

.scenario-item.active {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.scenario-item strong,
.reply-card strong,
.log-item strong {
  display: block;
  margin-bottom: 4px;
}

.scenario-item span,
.reply-card span,
.log-item span {
  color: var(--muted);
  font-size: 12px;
}

.actor-panel label,
.panel-section label,
.sidebar label {
  display: grid;
  gap: 6px;
  margin: 10px 0;
  color: var(--muted);
  font-size: 13px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 10px;
  color: var(--text);
  background: #fff;
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

.message-list {
  min-height: 0;
  overflow: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.message {
  max-width: min(78%, 680px);
  display: grid;
  gap: 5px;
}

.message.assisted_user {
  align-self: flex-end;
}

.message.contact {
  align-self: flex-start;
}

.bubble {
  padding: 11px 13px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow);
  white-space: pre-wrap;
}

.message.assisted_user .bubble {
  color: #fff;
  border-color: var(--accent);
  background: var(--accent);
}

.message-meta {
  display: flex;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.message.assisted_user .message-meta {
  justify-content: flex-end;
}

.managed-notice {
  align-self: center;
  max-width: min(86%, 560px);
  display: grid;
  gap: 4px;
  border: 1px dashed #9ad8cf;
  border-radius: 8px;
  padding: 9px 12px;
  color: var(--accent-strong);
  background: #f0fbf9;
  font-size: 12px;
  text-align: center;
}

.managed-notice span {
  color: var(--muted);
}

.source-pill {
  padding: 2px 6px;
  border-radius: 999px;
  background: #e6e9ee;
}

.composer {
  padding: 14px;
  border-top: 1px solid var(--line);
  background: var(--panel);
}

.composer-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: end;
}

.quick-row {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
  overflow-x: auto;
}

.quick-row button {
  flex: 0 0 auto;
}

.tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 16px;
}

.tab,
.ghost-button,
.secondary-button,
.primary-button {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 11px;
  background: #fff;
}

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

.primary-button:hover {
  background: var(--accent-strong);
}

.secondary-button {
  color: var(--accent-strong);
  border-color: #9ad8cf;
  background: var(--accent-soft);
}

.ghost-button {
  color: var(--muted);
  padding: 6px 9px;
  font-size: 12px;
}

.full {
  width: 100%;
}

.hidden {
  display: none;
}

.reply-card {
  display: grid;
  gap: 8px;
}

.reply-card p {
  margin: 0;
  line-height: 1.55;
}

.reply-actions,
.button-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.toggle-row {
  grid-template-columns: auto 1fr !important;
  align-items: center;
}

.toggle-row input,
.boundaries input {
  width: auto;
}

.boundaries {
  display: grid;
  gap: 8px;
  margin: 12px 0;
}

.boundaries label {
  grid-template-columns: auto 1fr;
  align-items: center;
  margin: 0;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.empty {
  color: var(--muted);
  padding: 14px;
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: #fff;
}

@media (max-width: 1120px) {
  .workspace {
    grid-template-columns: 260px 1fr;
  }

  .control-panel {
    grid-column: 1 / -1;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 780px) {
  .topbar {
    height: auto;
    flex-wrap: wrap;
  }

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

  .workspace.contact-mode {
    grid-template-columns: 1fr;
  }

  .user-cards {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .message {
    max-width: 92%;
  }

  .composer-row,
  .two-col {
    grid-template-columns: 1fr;
  }
}