.proto-main {
  padding-bottom: 0;
}

.agent-app {
  --agent-max-width: 1500px;
  --agent-line: #e4e8f1;
  --agent-muted: #7a869d;
  --agent-text: #1c2638;
  --agent-soft: #f6f8fe;
  --agent-soft-2: #eff3ff;
  --agent-accent: #5672f2;
  --agent-accent-soft: #eaf0ff;
  --agent-shadow: 0 24px 48px rgba(49, 64, 104, 0.08);
  position: relative;
  max-width: var(--agent-max-width);
  min-height: calc(100vh - 140px);
  margin: 0 auto;
  padding: 0 28px 32px;
  background: #fcfdff;
  overflow: clip;
}

.agent-chat-shell {
  min-height: calc(100vh - 140px);
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
}

.agent-chat-scroll {
  overflow-y: auto;
  min-height: 0;
  padding: 26px 0 18px;
}

.agent-conversation {
  max-width: 1040px;
  margin: 0 auto;
  display: grid;
  gap: 30px;
  padding-bottom: 20px;
}

.agent-empty-state {
  width: 100%;
  min-height: calc(100vh - 360px);
  display: grid;
  place-items: center;
  align-content: center;
  gap: 12px;
  text-align: center;
}

.agent-empty-title {
  margin: 0;
  color: #172233;
  font-size: clamp(1.9rem, 2.7vw, 2.7rem);
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.agent-mode-hero {
  display: grid;
  justify-items: center;
  gap: 18px;
}

.agent-mode-picker {
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 0;
}

.agent-mode-pill {
  min-width: 164px;
  padding: 12px 22px;
  font: inherit;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 140ms ease, color 140ms ease, box-shadow 140ms ease;
}

.agent-mode-pill:focus-visible {
  outline: 2px solid #5b74d8;
  outline-offset: 2px;
}

.agent-research-templates {
  width: min(900px, 100%);
  display: grid;
  gap: 12px;
  margin-top: 4px;
}

.agent-research-templates[hidden] {
  display: none;
}

.agent-research-templates-title {
  margin: 0;
  color: #6f7d96;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0;
}

.agent-research-template-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.agent-research-template-chip {
  max-width: min(100%, 360px);
  display: grid;
  gap: 3px;
  min-width: 0;
  padding: 10px 14px;
  border: 1px solid #dbe3f5;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
  color: #26344c;
  font: inherit;
  text-align: left;
  cursor: pointer;
  box-shadow: 0 10px 22px rgba(41, 56, 94, 0.05);
  transition: border-color 140ms ease, background-color 140ms ease, transform 140ms ease;
}

.agent-research-template-chip:hover {
  border-color: #b7c5e8;
  background: #fbfdff;
  transform: translateY(-1px);
}

.agent-research-template-chip:focus-visible {
  outline: 2px solid #5b74d8;
  outline-offset: 2px;
}

.agent-research-template-label {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #5166be;
  font-size: 0.84rem;
  font-weight: 800;
}

.agent-research-template-prompt {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #4f5e76;
  font-size: 0.92rem;
  line-height: 1.45;
}

.agent-turn {
  display: grid;
  gap: 18px;
}

.agent-user-row {
  display: flex;
  justify-content: flex-end;
}

.agent-user-bubble {
  max-width: min(68%, 760px);
  padding: 14px 20px;
  border-radius: 16px;
  background: var(--agent-soft-2);
  box-shadow: inset 0 0 0 1px rgba(108, 126, 178, 0.12);
  color: var(--agent-text);
  font-size: 1.03rem;
  line-height: 1.76;
  font-weight: 500;
}

.agent-assistant-row {
  max-width: 920px;
  display: grid;
  gap: 18px;
}

.agent-thinking {
  display: grid;
  gap: 12px;
}

.agent-thinking-head {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #5166be;
}

.agent-thinking-title {
  font-size: 1.06rem;
  font-weight: 700;
}

.agent-thinking-meta {
  font-size: 0.95rem;
  color: #7683a4;
}

.agent-thinking-body {
  display: grid;
  gap: 14px;
  margin-left: 12px;
  padding-left: 22px;
  border-left: 1px solid #dde3ef;
}

.agent-workflow {
  display: grid;
  gap: 10px;
  padding: 4px 0 2px;
}

.agent-workflow-main {
  display: grid;
  grid-template-columns: repeat(11, minmax(0, auto));
  align-items: center;
  gap: 10px;
}

.agent-stage {
  display: grid;
  justify-items: center;
  gap: 8px;
  min-width: 84px;
}

.agent-stage-circle {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 2px solid #5b74d8;
  background: #ffffff;
  color: #5b74d8;
  font-size: 1.1rem;
  font-weight: 700;
}

.agent-stage-label {
  color: #5b6781;
  font-size: 0.86rem;
  line-height: 1.2;
  text-align: center;
  font-weight: 600;
}

.agent-stage.is-done .agent-stage-circle {
  background: #5b74d8;
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(67, 95, 188, 0.18);
}

.agent-stage.is-error .agent-stage-circle {
  border-color: #d96174;
  background: #fff4f6;
  color: #b13d50;
  box-shadow: 0 12px 24px rgba(177, 61, 80, 0.14);
}

.agent-stage.is-error .agent-stage-label {
  color: #9d3d4d;
}

.agent-stage.is-active .agent-stage-circle {
  background: #ffffff;
  color: #3f5fd0;
}

.agent-stage.is-active .agent-stage-circle::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 999px;
  border: 2px solid transparent;
  border-top-color: #5b74d8;
  border-right-color: rgba(91, 116, 216, 0.35);
  animation: agentStageSpin 1s linear infinite;
}

.agent-stage.is-pending .agent-stage-circle {
  background: transparent;
  color: #8d9ab5;
  border-color: #c6d2ea;
}

.agent-stage.is-pending .agent-stage-label {
  color: #8d9ab5;
}

.agent-stage-arrow {
  position: relative;
  width: 100%;
  min-width: 56px;
  height: 0;
  border-top: 3px dashed #c9d3eb;
}

.agent-stage-arrow::after {
  content: "";
  position: absolute;
  right: -2px;
  top: -7px;
  width: 12px;
  height: 12px;
  border-top: 3px solid #c9d3eb;
  border-right: 3px solid #c9d3eb;
  transform: rotate(45deg);
}

.agent-stage-arrow.is-traversed {
  border-top-style: solid;
  border-top-color: #5b74d8;
}

.agent-stage-arrow.is-traversed::after {
  border-top-color: #5b74d8;
  border-right-color: #5b74d8;
}

.agent-stage-arrow.is-backward::after {
  left: 0;
  right: auto;
  border-top-color: inherit;
  border-right-color: inherit;
  transform: rotate(-135deg);
}

.agent-stage-arrow.is-backward.is-traversed::after {
  border-top-color: #5b74d8;
  border-right-color: #5b74d8;
}

.agent-stage-arrow.is-collect-execute.is-backward::after {
  left: 0;
  right: auto;
}

@keyframes agentStageSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.agent-thinking-line {
  position: relative;
  color: #4c5870;
  font-size: 1rem;
  line-height: 1.78;
  white-space: pre-wrap;
}

.agent-thinking-line::before {
  content: "";
  position: absolute;
  left: -29px;
  top: 0.78em;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #90a0be;
  transform: translateY(-50%);
}

.agent-thinking-line.is-error {
  color: #9d3d4d;
}

.agent-thinking-line.is-error::before {
  background: #d96174;
}

.agent-tool-block {
  display: grid;
  gap: 12px;
}

.agent-tool-event {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
  padding: 9px 16px;
  border: 1px solid #d9e1ef;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.96);
  color: #465673;
  font: inherit;
  font-size: 1rem;
  line-height: 1.2;
  cursor: pointer;
  box-shadow: 0 10px 20px rgba(40, 61, 103, 0.05);
}

.agent-tool-event:hover {
  border-color: #b7c5e8;
  background: #fbfdff;
}

.agent-tool-event-icon {
  color: #5f74bf;
}

.agent-tool-preview {
  display: grid;
  gap: 8px;
  padding-left: 2px;
}

.agent-tool-preview-item {
  color: #59657b;
  font-size: 0.98rem;
  line-height: 1.55;
  text-decoration: underline dotted #cfd7e8 1px;
  text-underline-offset: 4px;
}

.agent-tool-preview-item small {
  display: block;
  margin-top: 3px;
  color: #8a96ad;
  font-size: 0.88rem;
}

.agent-answer {
  color: var(--agent-text);
  font-size: 1.03rem;
  line-height: 1.86;
}

.agent-answer-head {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  color: #5a6780;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: 0;
}

.agent-answer-body {
  color: inherit;
}

.agent-answer h1,
.agent-answer h2,
.agent-answer h3,
.agent-answer h4 {
  margin: 1em 0 0.35em;
  color: #162131;
  letter-spacing: -0.02em;
}

.agent-answer p {
  margin: 0.45em 0;
}

.agent-answer-failure {
  padding: 14px 16px;
  border: 1px solid #f2c3c3;
  border-radius: 16px;
  background: #fff7f7;
  color: #8b3a3a;
}

.agent-quickqa-sections {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.agent-quickqa-card {
  padding: 16px 18px;
  border: 1px solid #dde4f2;
  border-radius: 18px;
  background: #ffffff;
}

.agent-quickqa-card h4 {
  margin: 0 0 10px;
  color: #253149;
  font-size: 0.95rem;
}

.agent-quickqa-pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  color: #4d5a71;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.87rem;
  line-height: 1.65;
}

.agent-quickqa-records {
  display: grid;
  gap: 10px;
}

.agent-quickqa-record {
  padding: 12px 14px;
  border-radius: 14px;
  background: #f8faff;
  color: #46556c;
  font-size: 0.94rem;
  line-height: 1.6;
}

.agent-answer ul,
.agent-answer ol {
  margin: 0.5em 0 0.8em 1.35em;
  padding: 0;
}

.agent-answer li {
  margin: 0.25em 0;
}

.agent-answer blockquote {
  margin: 0.7em 0;
  padding: 0.1em 0 0.1em 1em;
  border-left: 3px solid #d9e3ff;
  color: #55627a;
}

.agent-answer code {
  padding: 0.1em 0.35em;
  border-radius: 8px;
  background: #f1f5ff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
}

.agent-answer a,
.agent-link {
  color: #3f63d7;
  text-decoration: none;
}

.agent-answer a:hover,
.agent-link:hover {
  text-decoration: underline;
}

.agent-answer sup {
  vertical-align: baseline;
}

.agent-inline-citation {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.55rem;
  height: 1.4rem;
  margin: 0 0.12rem;
  padding: 0 0.38rem;
  border: 1px solid #d8e0f2;
  border-radius: 999px;
  background: #f6f8ff;
  color: #4662d4;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  transform: translateY(-0.08em);
  transition: border-color 140ms ease, background-color 140ms ease, color 140ms ease;
}

.agent-inline-citation:hover {
  border-color: #b4c4ee;
  background: #eef3ff;
  color: #304fc7;
  text-decoration: none;
}

.agent-inline-citation[data-citation-title]:hover::after {
  content: attr(data-citation-title);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  transform: translateX(-50%);
  width: min(340px, 68vw);
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(18, 26, 42, 0.96);
  color: #f8fbff;
  font-size: 0.84rem;
  font-weight: 500;
  line-height: 1.55;
  white-space: normal;
  text-align: left;
  box-shadow: 0 18px 36px rgba(17, 24, 39, 0.22);
  z-index: 8;
  pointer-events: none;
}

.agent-inline-citation[data-citation-title]:hover::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: calc(100% + 4px);
  width: 10px;
  height: 10px;
  background: rgba(18, 26, 42, 0.96);
  transform: translateX(-50%) rotate(45deg);
  z-index: 7;
  pointer-events: none;
}

.agent-composer {
  position: sticky;
  bottom: 0;
  z-index: 4;
  max-width: 1020px;
  width: min(100%, calc(100vw - 84px));
  margin: 0 auto 18px;
  padding: 18px 22px 16px;
  border: 1px solid var(--agent-line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 14px 28px rgba(49, 64, 104, 0.06);
}

.agent-composer-label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.agent-composer-input {
  width: 100%;
  height: 72px;
  min-height: 72px;
  max-height: 72px;
  border: 0;
  background: transparent;
  resize: none;
  overflow-y: auto;
  outline: none;
  color: var(--agent-text);
  font: inherit;
  font-size: 1.02rem;
  line-height: 1.72;
}

.agent-composer-input::placeholder {
  color: #a3adc1;
}

.agent-composer-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 10px;
}

.agent-composer-hint,
.agent-composer-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.agent-composer-hint {
  min-height: 1.4rem;
  color: #7f8aa2;
  font-size: 0.92rem;
}

.agent-status {
  color: #7f8aa2;
  font-size: 0.92rem;
}

.agent-submit {
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #7892ff 0%, #5c74f0 100%);
  color: #fff;
  font-size: 1.22rem;
  cursor: pointer;
}

.agent-submit:disabled {
  opacity: 0.58;
  cursor: progress;
}

.agent-inspector {
  position: fixed;
  top: 96px;
  right: 0;
  bottom: 0;
  width: min(430px, 38vw);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  background: rgba(255, 255, 255, 0.985);
  border-left: 1px solid var(--agent-line);
  box-shadow: -22px 0 44px rgba(34, 48, 80, 0.08);
  transform: translateX(104%);
  transition: transform 180ms ease;
  z-index: 18;
}

.agent-app.is-inspector-open .agent-inspector {
  transform: translateX(0);
}

.agent-inspector-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 24px 22px 18px;
  border-bottom: 1px solid var(--agent-line);
}

.agent-inspector-headcopy {
  min-width: 0;
}

.agent-inspector-eyebrow {
  margin: 0 0 6px;
  color: #8291ad;
  letter-spacing: 0;
  font-size: 0.78rem;
  font-weight: 700;
}

.agent-inspector-head h3 {
  margin: 0;
  color: var(--agent-text);
  font-size: 1.35rem;
  line-height: 1.35;
}

.agent-inspector-close {
  border: 0;
  background: transparent;
  color: #60728e;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}

.agent-inspector-body {
  overflow-y: auto;
  min-height: 0;
  padding: 22px;
  display: grid;
  gap: 18px;
}

.agent-inspector-placeholder,
.agent-detail-card {
  border: 1px solid var(--agent-line);
  border-radius: 22px;
  background: #fff;
  padding: 18px;
}

.agent-detail-card h4 {
  margin: 0 0 10px;
  color: var(--agent-text);
}

.agent-detail-empty,
.agent-detail-meta {
  color: #71819d;
  font-size: 0.93rem;
  line-height: 1.68;
}

.agent-detail-list {
  display: grid;
  gap: 12px;
}

.agent-detail-item {
  color: #354760;
  line-height: 1.7;
}

.agent-detail-item strong {
  display: inline-block;
  margin-bottom: 4px;
  color: #1d2a3e;
}

.agent-detail-body {
  color: #5e6c84;
  font-size: 0.94rem;
}

.agent-detail-pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  color: #36475f;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.87rem;
  line-height: 1.62;
}

.agent-graph-launch {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border: 1px solid #cfdaef;
  border-radius: 999px;
  background: #f7faff;
  color: #3e5ed4;
  font: inherit;
  font-size: 0.94rem;
  font-weight: 700;
  cursor: pointer;
}

.agent-graph-launch:hover {
  background: #eef4ff;
  border-color: #b9c8ec;
}

.agent-graph-popup {
  position: fixed;
  top: 120px;
  left: 72px;
  width: min(760px, calc(100vw - 120px));
  height: min(560px, calc(100vh - 180px));
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  border: 1px solid #dbe2f1;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.985);
  box-shadow: 0 26px 54px rgba(33, 47, 79, 0.18);
  z-index: 40;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.agent-app.is-graph-popup-open .agent-graph-popup {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.agent-graph-popup-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px 16px;
  border-bottom: 1px solid #e2e7f2;
  cursor: move;
  user-select: none;
}

.agent-graph-popup-headcopy {
  min-width: 0;
}

.agent-graph-popup-eyebrow {
  margin: 0 0 4px;
  color: #7a88a2;
  letter-spacing: 0;
  font-size: 0.75rem;
  font-weight: 700;
}

.agent-graph-popup-head h3 {
  margin: 0;
  color: #1c2638;
  font-size: 1.2rem;
}

.agent-graph-popup-close {
  border: 0;
  background: transparent;
  color: #60728e;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}

.agent-graph-popup-body {
  position: relative;
  min-height: 0;
}

.agent-graph-popup-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #78869f;
  font-size: 0.98rem;
  padding: 24px;
  text-align: center;
}

.agent-graph-popup-empty.is-hidden {
  display: none;
}

.agent-graph-popup-canvas {
  width: 100%;
  height: 100%;
}

.agent-turn.is-pending .agent-answer:empty::before {
  content: "";
  display: block;
  width: 160px;
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(90deg, #eef2fb 0%, #e2e8fb 50%, #eef2fb 100%);
  background-size: 200% 100%;
  animation: agentPulse 1.2s linear infinite;
}

.agent-app.is-pristine .agent-chat-shell {
  grid-template-rows: minmax(0, 1fr) auto;
}

.agent-app.is-pristine .agent-chat-scroll {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-bottom: 7vh;
}

.agent-app.is-pristine .agent-conversation {
  width: 100%;
  min-height: 100%;
  display: grid;
  place-items: center;
}

@keyframes agentPulse {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

@media (max-width: 1280px) {
  .agent-inspector {
    width: min(390px, 46vw);
  }
}

@media (max-width: 1080px) {
  .agent-app {
    padding-right: 18px;
    padding-left: 18px;
  }

  .agent-inspector {
    top: 88px;
    right: 16px;
    bottom: 16px;
    left: 16px;
    width: auto;
    border: 1px solid var(--agent-line);
    border-radius: 24px;
    box-shadow: 0 24px 48px rgba(27, 42, 74, 0.18);
  }

  .agent-user-bubble {
    max-width: 82%;
  }

  .agent-graph-popup {
    left: 20px;
    right: 20px;
    width: auto;
    height: min(58vh, 520px);
  }
}

@media (max-width: 720px) {
  .agent-app {
    padding-left: 10px;
    padding-right: 10px;
  }

  .agent-empty-title {
    font-size: 1.65rem;
  }

  .agent-mode-picker {
    width: min(100%, 340px);
    display: grid;
    gap: 6px;
    padding: 6px;
  }

  .agent-mode-pill {
    min-width: 0;
    width: 100%;
    padding: 12px 16px;
  }

  .agent-user-bubble {
    max-width: 92%;
  }

  .agent-composer {
    width: calc(100vw - 28px);
    margin-bottom: 12px;
    padding: 16px 18px 14px;
    border-radius: 24px;
  }

  .agent-composer-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .agent-composer-actions {
    justify-content: space-between;
  }
}

.agent-deepthink-progress {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 8px 0 10px;
  padding: 10px;
  border: 1px solid rgba(94, 120, 170, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
}

.agent-deepthink-progress[hidden] {
  display: none;
}

.agent-deepthink-progress .deepthink-progress-stage {
  display: grid;
  justify-items: center;
  gap: 4px;
  min-width: 0;
  color: #71809b;
  font-size: 0.72rem;
  text-align: center;
}

.agent-deepthink-progress .deepthink-progress-number {
  position: relative;
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border: 1px solid rgba(94, 120, 170, 0.26);
  border-radius: 50%;
  background: #fff;
  font-weight: 800;
}

.agent-deepthink-progress .is-done,
.agent-deepthink-progress .is-active {
  color: #3154bd;
}

.agent-deepthink-progress .is-active .deepthink-progress-number {
  border-color: #486ad5;
  background: #fff;
  color: #3154bd;
}

.agent-deepthink-progress .is-active .deepthink-progress-number::after {
  content: "";
  position: absolute;
  inset: -5px;
  border: 2px solid transparent;
  border-top-color: #5b74d8;
  border-right-color: rgba(91, 116, 216, 0.35);
  border-radius: 50%;
  animation: agentStageSpin 1s linear infinite;
}

.agent-deepthink-progress .is-failed {
  color: #b83d55;
}