:root {
  --p12-ink: #102b2a;
  --p12-muted: #5d706e;
  --p12-border: rgba(16, 43, 42, 0.14);
  --p12-surface: #ffffff;
  --p12-soft: #f1f6f4;
  --p12-green: #11695f;
  --p12-lime: #b8df72;
  --p12-amber: #d99020;
  --p12-red: #a84238;
  --p12-shadow: 0 22px 70px rgba(8, 32, 30, 0.18);
}

.phase12-enabled .topbar {
  padding-bottom: 12px;
}

.phase12-stage-nav {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 0 0 14px;
  padding: 6px;
  border: 1px solid var(--p12-border);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.76);
  backdrop-filter: blur(18px);
}

.phase12-stage {
  appearance: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 44px;
  border: 0;
  border-radius: 11px;
  color: var(--p12-muted);
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.phase12-stage b {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 999px;
  background: #e3ece8;
  color: var(--p12-ink);
  font-size: 12px;
}

.phase12-stage.is-active {
  color: #fff;
  background: var(--p12-green);
  box-shadow: 0 8px 20px rgba(17, 105, 95, 0.22);
}

.phase12-stage.is-active b {
  background: var(--p12-lime);
}

.phase12-display-settings {
  position: relative;
}

.phase12-display-settings > summary {
  display: flex;
  min-height: 34px;
  align-items: center;
  padding: 0 11px;
  border: 1px solid var(--p12-border);
  border-radius: 9px;
  color: var(--p12-ink);
  background: #fff;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  list-style: none;
}

.phase12-display-settings[open] #visualQualityGroup {
  position: absolute;
  z-index: 30;
  top: calc(100% + 7px);
  right: 0;
  display: flex;
  min-width: 214px;
  padding: 8px;
  border: 1px solid var(--p12-border);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--p12-shadow);
}

.phase12-copilot {
  border-color: rgba(17, 105, 95, 0.3) !important;
  background: linear-gradient(150deg, rgba(238, 249, 244, 0.96), rgba(255, 255, 255, 0.98)) !important;
}

.phase12-copilot .panel-heading span {
  color: var(--p12-green);
  font-weight: 800;
}

.phase12-suggestions {
  display: flex;
  gap: 6px;
  padding: 8px 0;
  overflow-x: auto;
  scrollbar-width: thin;
}

.phase12-suggestions button {
  flex: 0 0 auto;
  max-width: 220px;
  padding: 7px 9px;
  border: 1px solid rgba(17, 105, 95, 0.18);
  border-radius: 999px;
  color: var(--p12-green);
  background: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  font: inherit;
  font-size: 11px;
  line-height: 1.25;
  text-align: left;
}

.phase12-chat-message {
  display: grid !important;
  gap: 3px;
}

.phase12-chat-message span {
  white-space: normal;
}

.phase12-chat-message small {
  color: var(--p12-muted);
  font-size: 10px;
}

.phase12-change-preview {
  display: grid;
  gap: 10px;
  margin-top: 10px;
  padding: 12px;
  border: 1px solid rgba(17, 105, 95, 0.24);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 12px 26px rgba(16, 43, 42, 0.1);
}

.phase12-preview-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 10px;
}

.phase12-preview-heading > div {
  display: grid;
  gap: 3px;
}

.phase12-preview-heading small,
.phase12-difference small {
  color: var(--p12-muted);
}

.phase12-icon-button {
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  border: 1px solid var(--p12-border);
  border-radius: 9px;
  color: var(--p12-ink);
  background: #fff;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
}

.phase12-differences {
  display: grid;
  gap: 6px;
  max-height: 250px;
  overflow: auto;
}

.phase12-difference {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 2px 8px;
  padding: 8px 9px;
  border-radius: 9px;
  background: var(--p12-soft);
}

.phase12-difference > span {
  grid-row: 1 / 3;
  align-self: center;
  color: var(--p12-green);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.phase12-difference.is-destructive {
  background: #fff0ee;
}

.phase12-preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.phase12-questions {
  padding: 8px 10px;
  border-left: 3px solid var(--p12-amber);
  background: #fff7e8;
}

.phase12-questions p {
  margin: 3px 0;
}

.phase12-compare-drawer {
  position: fixed;
  z-index: 1000;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(680px, 94vw);
  box-sizing: border-box;
  display: grid;
  grid-template-rows: auto 1fr auto;
  transform: translateX(104%);
  border-left: 1px solid var(--p12-border);
  color: var(--p12-ink);
  background: #f7faf8;
  box-shadow: -25px 0 80px rgba(8, 32, 30, 0.22);
  overflow: hidden;
  transition: transform 220ms ease;
}

.phase12-compare-drawer[hidden] {
  display: none;
}

.phase12-compare-drawer.is-open {
  transform: translateX(0);
}

.phase12-compare-drawer > header,
.phase12-compare-drawer > footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--p12-border);
  background: #fff;
}

.phase12-compare-drawer > header div {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.phase12-compare-drawer > header .phase12-icon-button {
  flex: 0 0 auto;
}

.phase12-compare-drawer > header span,
.phase12-evidence-workspace header span,
.phase12-projects-workspace header span,
.phase12-model-tree .panel-heading span {
  color: var(--p12-green);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.phase12-compare-drawer > footer {
  border-top: 1px solid var(--p12-border);
  border-bottom: 0;
}

.phase12-compare-drawer > footer span {
  max-width: 390px;
  color: var(--p12-muted);
  font-size: 12px;
}

.phase12-compare-cards {
  display: grid;
  gap: 12px;
  padding: 20px 24px;
  overflow: auto;
}

.phase12-compare-card {
  display: grid;
  gap: 10px;
  padding: 17px;
  border: 1px solid var(--p12-border);
  border-radius: 16px;
  background: #fff;
}

.phase12-compare-card.is-option {
  border-color: rgba(17, 105, 95, 0.42);
  box-shadow: 0 14px 30px rgba(17, 105, 95, 0.1);
}

.phase12-compare-card > div:first-child {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 14px;
}

.phase12-compare-card > div:first-child span {
  color: var(--p12-green);
  font-weight: 900;
}

.phase12-compare-card > div:first-child strong {
  font-size: 20px;
  text-align: right;
}

.phase12-result-bar {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e5ece9;
}

.phase12-result-bar i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--p12-green), var(--p12-lime));
}

.phase12-compare-card p {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 10px;
  margin: 0;
  padding-top: 9px;
  border-top: 1px solid var(--p12-border);
  font-size: 12px;
}

.phase12-compare-card p b {
  color: var(--p12-muted);
}

.phase12-client-evidence .phase12-internal-hidden {
  display: none !important;
}

.phase12-evidence-workspace,
.phase12-projects-workspace {
  display: grid;
  gap: 18px;
  width: 100%;
}

.phase12-evidence-workspace > header,
.phase12-projects-workspace > header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 22px;
  border: 1px solid var(--p12-border);
  border-radius: 18px;
  background: linear-gradient(135deg, #fff, #e9f4ef);
}

.phase12-evidence-workspace h2,
.phase12-projects-workspace h2 {
  margin: 4px 0;
  color: var(--p12-ink);
  font-size: clamp(22px, 3vw, 34px);
}

.phase12-evidence-workspace header p,
.phase12-projects-workspace header p {
  max-width: 720px;
  margin: 0;
  color: var(--p12-muted);
}

.phase12-coverage {
  display: grid;
  min-width: 145px;
  padding: 14px;
  border-radius: 14px;
  color: #fff;
  background: var(--p12-green);
  text-align: center;
}

.phase12-coverage strong {
  font-size: 28px;
}

.phase12-coverage span {
  color: rgba(255, 255, 255, 0.76) !important;
  font-size: 10px !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
}

.phase12-evidence-grid {
  display: grid;
  grid-template-columns: minmax(300px, 1.5fr) repeat(2, minmax(230px, 1fr));
  gap: 12px;
}

.phase12-evidence-grid > article {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--p12-border);
  border-radius: 16px;
  background: #fff;
}

.phase12-evidence-grid h3 {
  margin: 0 0 12px;
}

.phase12-evidence-list {
  display: grid;
  max-height: 440px;
  overflow: auto;
}

.phase12-evidence-row {
  display: grid;
  grid-template-columns: 9px minmax(100px, 1fr) auto;
  gap: 2px 8px;
  align-items: center;
  padding: 9px 0;
  border-top: 1px solid var(--p12-border);
}

.phase12-confidence {
  grid-row: 1 / 3;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #abb8b5;
}

.phase12-confidence.high { background: #2a9b69; }
.phase12-confidence.medium { background: var(--p12-amber); }
.phase12-confidence.low { background: #a5aaa9; }

.phase12-evidence-row b {
  text-align: right;
}

.phase12-evidence-row small {
  grid-column: 2 / 4;
  color: var(--p12-muted);
}

.phase12-manifest dl,
.phase12-asset-inspector dl {
  display: grid;
  gap: 7px;
  margin: 0;
}

.phase12-manifest dl div,
.phase12-asset-inspector dl div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-top: 1px solid var(--p12-border);
}

.phase12-manifest dt,
.phase12-asset-inspector dt { color: var(--p12-muted); }
.phase12-manifest dd,
.phase12-asset-inspector dd { margin: 0; font-weight: 800; text-align: right; }

.phase12-constraint-list p {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin: 0;
  padding: 10px 0;
  border-top: 1px solid var(--p12-border);
}

.phase12-empty {
  color: var(--p12-muted);
  font-size: 13px;
  line-height: 1.5;
}

.phase12-model-tree {
  grid-column: 1 / -1;
}

.phase12-model-tree .panel-heading,
.phase12-model-tree .panel-heading > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.phase12-model-tree .panel-heading > div {
  display: grid;
  justify-content: start;
}

.phase12-tree-search {
  display: grid;
  gap: 5px;
  margin: 12px 0;
  color: var(--p12-muted);
  font-size: 11px;
  font-weight: 800;
}

.phase12-tree-search input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--p12-border);
  border-radius: 10px;
  font: inherit;
}

.phase12-tree-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 9px;
}

.phase12-tree-list details {
  padding: 9px;
  border: 1px solid var(--p12-border);
  border-radius: 12px;
  background: #f8faf9;
}

.phase12-tree-list summary {
  display: flex;
  justify-content: space-between;
  padding: 4px 5px 9px;
  cursor: pointer;
  font-weight: 900;
}

.phase12-tree-node {
  display: grid;
  grid-template-columns: 22px 1fr;
  width: 100%;
  gap: 2px 7px;
  padding: 8px;
  border: 0;
  border-radius: 9px;
  color: var(--p12-ink);
  background: transparent;
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.phase12-tree-node:hover,
.phase12-tree-node:focus-visible { background: #e9f3ef; }
.phase12-node-icon { grid-row: 1 / 3; width: 18px; height: 18px; border-radius: 5px; background: var(--p12-green); }
.phase12-tree-node small { color: var(--p12-muted); }

.phase12-asset-inspector {
  position: fixed;
  z-index: 800;
  top: 108px;
  right: 18px;
  width: min(340px, calc(100vw - 36px));
  padding: 18px;
  transform: translateX(calc(100% + 36px));
  border: 1px solid var(--p12-border);
  border-radius: 17px;
  color: var(--p12-ink);
  background: #fff;
  box-shadow: var(--p12-shadow);
  transition: transform 180ms ease;
}

.phase12-asset-inspector.is-open { transform: translateX(0); }
.phase12-asset-inspector header { position: relative; padding-right: 36px; }
.phase12-asset-inspector header span { color: var(--p12-green); font-size: 11px; font-weight: 900; text-transform: uppercase; }
.phase12-asset-inspector header h2 { margin: 3px 0 14px; }
.phase12-asset-inspector header button { position: absolute; top: 0; right: 0; }
.phase12-asset-inspector > p { margin: 14px 0 0; padding: 10px; border-radius: 10px; color: var(--p12-green); background: var(--p12-soft); font-size: 12px; }

.phase12-project-actions,
.phase12-preview-actions {
  display: flex;
  gap: 8px;
}

.phase12-project-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.phase12-project-card {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  padding: 12px;
  border: 1px solid var(--p12-border);
  border-radius: 16px;
  background: #fff;
}

.phase12-project-thumb {
  display: grid;
  min-height: 90px;
  place-items: end start;
  padding: 10px;
  overflow: hidden;
  border-radius: 11px;
  color: #fff;
  background: radial-gradient(circle at 70% 30%, var(--p12-lime), transparent 24%), linear-gradient(145deg, #0b423d, #168a78);
}

.phase12-project-thumb span {
  font-size: 10px;
  font-weight: 900;
  text-transform: uppercase;
}

.phase12-project-card > div:last-child > span { color: var(--p12-green); font-size: 10px; font-weight: 900; text-transform: uppercase; }
.phase12-project-card h3 { margin: 4px 0 8px; }
.phase12-project-card p { margin: 0; color: var(--p12-muted); font-size: 12px; }

@media (max-width: 1100px) {
  .phase12-evidence-grid { grid-template-columns: 1fr 1fr; }
  .phase12-evidence-grid > article:first-child { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
  .phase12-stage-nav { grid-template-columns: repeat(4, minmax(66px, 1fr)); overflow-x: auto; }
  .phase12-stage { gap: 5px; font-size: 11px; }
  .phase12-stage b { width: 20px; height: 20px; }
  .phase12-evidence-workspace > header,
  .phase12-projects-workspace > header,
  .phase12-compare-drawer > footer { align-items: stretch; flex-direction: column; }
  .phase12-evidence-grid { grid-template-columns: 1fr; }
  .phase12-evidence-grid > article:first-child { grid-column: auto; }
  .phase12-project-actions { flex-wrap: wrap; }
  .phase12-project-card { grid-template-columns: 82px 1fr; }
  .phase12-compare-drawer { width: 100vw; }
}

@media (prefers-reduced-motion: reduce) {
  .phase12-compare-drawer,
  .phase12-asset-inspector { transition: none; }
}

.phase12-confirmation {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  padding: 10px 11px;
  border: 1px solid rgba(168, 66, 56, 0.28);
  border-radius: 10px;
  color: var(--p12-ink);
  background: #fff3f1;
  cursor: pointer;
}

.phase12-confirmation input {
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--p12-red);
}

.phase12-confirmation span {
  display: grid;
  gap: 3px;
}

.phase12-confirmation small {
  color: var(--p12-muted);
  line-height: 1.4;
}

.phase12-preview-actions button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}/* Visual-fidelity v2 reversible change controls */
.phase12-history-controls {
  display: flex;
  align-items: center;
  gap: .55rem;
  padding: .55rem .7rem;
  margin: .55rem 0;
  border: 1px solid rgba(22, 79, 131, .16);
  border-radius: .7rem;
  background: rgba(246, 249, 248, .82);
}
.phase12-history-controls span { margin-left: auto; color: #53615e; font-size: .76rem; }
.phase12-history-controls button:disabled { opacity: .45; cursor: not-allowed; }
@media (max-width: 720px) {
  .phase12-history-controls { flex-wrap: wrap; }
  .phase12-history-controls span { flex-basis: 100%; margin-left: 0; }
}