:root {
  --bg: #ffffff;
  --bg-soft: #f5f7fb;
  --surface: #ffffff;
  --surface-blue: #eef6ff;
  --surface-teal: #ecfdf9;
  --surface-amber: #fff7df;
  --surface-red: #fff1f0;
  --text: #151821;
  --muted: #5c6575;
  --soft: #8a93a3;
  --line: #dce2ea;
  --line-strong: #c9d2df;
  --primary: #0f766e;
  --primary-strong: #0b5f59;
  --blue: #1d4ed8;
  --amber: #8a5400;
  --red: #b42318;
  --shadow: 0 22px 60px rgba(15, 23, 42, 0.08);
  --shadow-soft: 0 12px 32px rgba(15, 23, 42, 0.06);
  --radius: 8px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(180deg, #f8fbff 0, #ffffff 420px),
    var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
textarea,
a {
  font: inherit;
}

button {
  color: inherit;
}

button:disabled {
  cursor: wait;
  opacity: 0.68;
}

a {
  color: inherit;
  text-decoration: none;
}

code,
pre {
  font-family: "JetBrains Mono", Consolas, monospace;
}

code {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.app-shell {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 20px 0 80px;
}

.topbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto minmax(260px, 1fr);
  align-items: center;
  gap: 18px;
  min-height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: fit-content;
}

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

.brand-copy strong,
.brand-copy small {
  display: block;
}

.brand-copy small,
.card-kicker,
.section-label,
.status-pill,
.code-toolbar span {
  color: var(--soft);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.topnav {
  display: inline-flex;
  justify-self: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  padding: 4px;
}

.topnav a {
  border-radius: 6px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  padding: 9px 12px;
}

.topnav a:hover {
  background: var(--bg-soft);
  color: var(--text);
}

.top-actions {
  display: inline-flex;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
}

.segmented,
.client-tabs {
  display: inline-flex;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.segmented button,
.client-tabs button {
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  min-height: 36px;
  padding: 0 12px;
}

.segmented button.active,
.client-tabs button.active {
  background: var(--text);
  color: #ffffff;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  border: 1px solid rgba(15, 118, 110, 0.22);
  border-radius: var(--radius);
  background: var(--surface-teal);
  color: var(--primary-strong);
  padding: 0 12px;
  white-space: nowrap;
}

.advisor-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 22px;
  align-items: start;
  margin-top: 28px;
}

.advisor-panel,
.brief-card,
.source-card,
.advisor-checks,
.recommendation-card,
.alternatives-card,
.info-card,
.code-card,
.trace-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-soft);
}

.advisor-panel {
  padding: 30px;
}

.intro-copy h1 {
  max-width: 760px;
  margin: 0 0 14px;
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.02;
}

.intro-copy p {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.65;
}

.prompt-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 24px 0 14px;
}

.prompt-grid button,
.primary,
.secondary,
#copy-config {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border-radius: var(--radius);
  cursor: pointer;
}

.prompt-grid button {
  justify-content: flex-start;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--text);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.25;
  padding: 10px 12px;
  text-align: left;
}

.prompt-grid button:hover {
  border-color: var(--line-strong);
  background: #ffffff;
}

.composer {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 14px;
}

.composer label {
  display: block;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  margin: 0 0 8px;
}

textarea {
  display: block;
  width: 100%;
  min-height: 136px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  outline: 0;
  background: #fbfcfe;
  color: var(--text);
  font-size: 16px;
  line-height: 1.55;
  padding: 15px;
}

textarea:focus {
  border-color: rgba(15, 118, 110, 0.55);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

.composer-footer,
.score-row,
.action-row,
.code-toolbar,
.results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.composer-footer {
  margin-top: 12px;
}

.primary,
.secondary,
#copy-config {
  border: 1px solid transparent;
  font-weight: 800;
  padding: 0 16px;
}

.primary {
  background: var(--primary);
  color: #ffffff;
}

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

.secondary,
#copy-config {
  border-color: var(--line);
  background: #ffffff;
  color: var(--text);
}

.conversation {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.message {
  border-radius: var(--radius);
  padding: 14px 16px;
}

.message span {
  display: block;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  margin-bottom: 6px;
  text-transform: uppercase;
}

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

.message.agent {
  background: var(--surface-blue);
}

.message.user {
  width: fit-content;
  max-width: 82%;
  margin-left: auto;
  background: var(--bg-soft);
  border: 1px solid var(--line);
}

.intelligence-panel {
  display: grid;
  gap: 14px;
  position: sticky;
  top: 18px;
}

.brief-card,
.source-card,
.advisor-checks {
  padding: 18px;
}

.brief-card > strong {
  display: block;
  margin-top: 6px;
  color: var(--primary-strong);
  font-size: 28px;
}

dl {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
}

dt {
  color: var(--soft);
  font-size: 12px;
  font-weight: 800;
}

dd {
  margin: 3px 0 0;
  font-weight: 800;
}

.source-card h2 {
  margin: 6px 0 14px;
  font-size: 20px;
}

.source-list,
.candidate-list {
  display: grid;
  gap: 9px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.source-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  padding-top: 10px;
}

.source-list strong {
  color: var(--text);
  font-size: 13px;
  white-space: nowrap;
}

.advisor-checks {
  display: grid;
  gap: 12px;
  background: var(--surface-teal);
  border-color: rgba(15, 118, 110, 0.2);
}

.check-row {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  align-items: start;
}

.check-row span {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 999px;
  background: var(--primary);
  color: #ffffff;
  font-size: 12px;
  font-weight: 800;
}

.check-row p {
  margin: 0;
  color: var(--primary-strong);
  font-size: 14px;
  line-height: 1.45;
}

.results-shell {
  margin-top: 32px;
  padding-top: 30px;
  border-top: 1px solid var(--line);
}

.is-hidden {
  display: none !important;
}

.results-header {
  margin-bottom: 18px;
}

.results-header h2,
.install-copy h2,
.trace-layout h2,
.info-card h2 {
  margin: 5px 0 0;
  font-size: 30px;
  line-height: 1.15;
}

.result-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 370px;
  gap: 18px;
}

.result-grid > *,
.detail-grid > *,
.install-layout > *,
.trace-grid > * {
  min-width: 0;
}

.recommendation-card,
.alternatives-card,
.info-card,
.code-card {
  padding: 22px;
}

.recommendation-card {
  border-color: rgba(15, 118, 110, 0.28);
  box-shadow: var(--shadow);
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  border-radius: 999px;
  background: var(--surface-blue);
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  padding: 0 10px;
}

.score-row strong {
  color: var(--primary-strong);
  font-size: 32px;
}

.recommendation-card h3 {
  margin: 18px 0 10px;
  font-size: 28px;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.recommendation-card p,
.alternative p,
.info-card p,
.trace-grid p,
.setup-list span {
  color: var(--muted);
  line-height: 1.55;
}

.risk-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
}

.risk-list span {
  border-radius: 999px;
  background: var(--surface-amber);
  color: var(--amber);
  font-size: 12px;
  font-weight: 800;
  padding: 7px 10px;
}

.alternatives-card {
  display: grid;
  gap: 14px;
}

.alternative {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 12px;
  align-items: start;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.alternative > span {
  display: grid;
  width: 52px;
  height: 38px;
  place-items: center;
  border-radius: var(--radius);
  background: var(--bg-soft);
  color: var(--primary-strong);
  font-weight: 800;
}

.alternative h3 {
  margin: 0 0 6px;
  font-size: 17px;
}

.alternative p {
  margin: 0;
  font-size: 14px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr 1fr;
  gap: 18px;
  margin-top: 18px;
}

.portfolio-section {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow-soft);
  padding: 22px;
}

.portfolio-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 16px;
}

.portfolio-header h2 {
  margin: 5px 0 0;
  font-size: 28px;
  line-height: 1.15;
}

#portfolio-count {
  flex: 0 0 auto;
  border-radius: 999px;
  background: var(--surface-teal);
  color: var(--primary-strong);
  font-size: 13px;
  font-weight: 800;
  padding: 8px 11px;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.portfolio-card {
  display: grid;
  gap: 10px;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  padding: 15px;
}

.portfolio-card.is-primary {
  border-color: rgba(15, 118, 110, 0.32);
  background: var(--surface-teal);
}

.portfolio-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.portfolio-role {
  border-radius: 999px;
  background: #ffffff;
  color: var(--blue);
  font-size: 11px;
  font-weight: 800;
  padding: 6px 9px;
  text-transform: uppercase;
}

.portfolio-score {
  color: var(--primary-strong);
  font-weight: 800;
}

.portfolio-card h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.portfolio-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.48;
}

.portfolio-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.portfolio-meta span {
  border-radius: 999px;
  background: #ffffff;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  padding: 6px 8px;
}

.warning {
  border-color: rgba(180, 35, 24, 0.18);
  background: var(--surface-red);
}

.warning .section-label,
.warning h2 {
  color: var(--red);
}

.candidate-list li {
  border-top: 1px solid var(--line);
  padding-top: 9px;
}

.candidate-list strong {
  display: block;
  font-size: 14px;
}

.candidate-list span {
  color: var(--muted);
  display: block;
  font-size: 13px;
  line-height: 1.45;
  margin-top: 3px;
}

.install-layout {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 18px;
  margin-top: 18px;
}

.install-copy {
  border-radius: var(--radius);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  padding: 22px;
}

.setup-list {
  display: grid;
  gap: 12px;
  margin: 18px 0 0;
  padding-left: 22px;
}

.setup-list strong {
  display: block;
}

.code-card pre {
  overflow-x: auto;
  min-height: 230px;
  margin: 14px 0 0;
  border-radius: var(--radius);
  background: #111827;
  color: #d7f8ef;
  font-size: 13px;
  line-height: 1.6;
  padding: 18px;
  white-space: pre-wrap;
}

.trace-layout {
  margin-top: 18px;
}

.trace-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 14px;
}

.trace-grid article span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.trace-grid p {
  margin: 8px 0 0;
}

@media (max-width: 980px) {
  .app-shell {
    width: min(100% - 28px, 760px);
  }

  .topbar,
  .advisor-workspace,
  .result-grid,
  .detail-grid,
  .install-layout,
  .trace-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .topnav,
  .top-actions {
    justify-self: start;
  }

  .intelligence-panel {
    position: static;
  }

  .prompt-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .app-shell {
    width: min(100% - 22px, 460px);
    padding-top: 14px;
  }

  .topbar {
    gap: 12px;
  }

  .topnav {
    width: 100%;
    overflow-x: auto;
  }

  .top-actions,
  .composer-footer {
    align-items: stretch;
    flex-direction: column;
    width: 100%;
  }

  .segmented,
  .client-tabs {
    width: 100%;
    overflow-x: auto;
  }

  .segmented button,
  .client-tabs button {
    flex: 1 0 auto;
  }

  .advisor-panel {
    padding: 18px;
  }

  .intro-copy h1 {
    font-size: 34px;
  }

  .intro-copy p {
    font-size: 16px;
  }

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

  .message.user {
    max-width: 100%;
  }

  .results-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .portfolio-section {
    padding: 18px;
  }

  .portfolio-header {
    flex-direction: column;
  }

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

  .recommendation-card,
  .alternatives-card,
  .info-card,
  .code-card,
  .install-copy {
    padding: 18px;
  }

  .score-row,
  .action-row {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .score-row strong {
    font-size: 28px;
  }

  .recommendation-card h3 {
    font-size: 24px;
  }

  .action-row .primary,
  .action-row .secondary {
    flex: 1 1 150px;
  }
}