/* Building operations page: layout, command summary, resources and inspector. */
.ref-buildings-page .ref-workspace-grid {
  grid-template-columns: minmax(0, 1.7fr) minmax(460px, 560px);
  gap: 18px;
}

.ref-buildings-page .ref-workspace-main {
  min-height: 0;
  grid-template-rows: auto auto minmax(0, 1fr);
  gap: 14px;
}

.buildings-command-summary {
  display: grid;
  grid-template-columns: minmax(360px, .9fr) minmax(620px, 1.1fr);
  gap: 18px;
  align-items: center;
  padding: 18px 20px;
  border: 1px solid rgba(105,184,239,.2);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(9,29,47,.96), rgba(5,15,27,.96));
  box-shadow: var(--inner-glow);
}

.buildings-command-summary h1 {
  margin: 5px 0 7px;
  font-size: clamp(38px, 3vw, 54px);
  line-height: 1;
  letter-spacing: -.03em;
}

.buildings-command-summary p {
  margin: 0;
  color: #a2b6c7;
  font-size: 14px;
  line-height: 1.45;
}

.buildings-summary-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(105px, 1fr));
  gap: 10px;
}

.buildings-summary-grid article {
  min-width: 0;
  padding: 12px 14px;
  border: 1px solid rgba(105,184,239,.14);
  border-radius: 10px;
  background: rgba(7,20,34,.82);
}

.buildings-summary-grid span,
.buildings-summary-grid strong {
  display: block;
}

.buildings-summary-grid span {
  color: #7f9ab0;
  font-size: 13px;
  line-height: 1.25;
  text-transform: uppercase;
  letter-spacing: .07em;
}

.buildings-summary-grid strong {
  margin-top: 7px;
  font-size: 20px;
  line-height: 1;
}

.ref-buildings-resource-bar {
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
}

.ref-buildings-resource-bar .ref-resource-chip {
  min-height: 70px;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 11px;
}

.ref-buildings-resource-bar .ref-resource-chip .nv-icon {
  width: 18px;
  height: 18px;
  padding: 4px;
  border-radius: 8px;
}

.ref-buildings-resource-bar .ref-resource-chip > span {
  display: grid;
  gap: 6px;
  width: 100%;
}

.ref-buildings-resource-bar .ref-resource-chip small {
  font-size: 13px;
}

.ref-buildings-resource-bar .ref-resource-inline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.ref-buildings-resource-bar .ref-resource-chip strong {
  margin: 0;
  font-size: 23px;
  line-height: 1;
}

.ref-buildings-resource-bar .ref-resource-chip em {
  margin: 0;
  font-size: 13px;
  line-height: 1;
  text-align: right;
}

.module-buildings .ref-building-inspector {
  min-height: 0;
  gap: 10px;
  padding: 14px;
  overflow-y: auto;
  scrollbar-width: thin;
}

.module-buildings .ref-building-inspector .ref-inspector-head h2 {
  font-size: clamp(30px, 2.4vw, 42px);
}

.module-buildings .ref-building-inspector .ref-inspector-head p {
  font-size: 13px;
}

.module-buildings .ref-building-inspector .ref-inspector-block {
  padding: 13px;
}

.module-buildings .ref-building-inspector .ref-inspector-block > span {
  font-size: 13px;
}

.module-buildings .ref-building-inspector .ref-inspector-block > strong {
  font-size: 16px;
}

.module-buildings .ref-building-inspector .ref-inspector-block > small,
.module-buildings .ref-building-inspector .ref-inspector-block ul,
.module-buildings .ref-building-inspector .ref-cost-row {
  font-size: 13px;
}

.module-buildings .ref-building-inspector .ref-city-inspector-art {
  height: 180px;
}

.module-buildings .ref-building-inspector .ref-operation-diagnostics {
  gap: 8px;
}

.module-buildings .ref-building-inspector .ref-operation-diagnostics div {
  padding: 9px;
}

.module-buildings .ref-building-inspector .ref-operation-diagnostics span {
  font-size: 13px;
}

.module-buildings .ref-building-inspector .ref-operation-diagnostics strong {
  font-size: 13px;
}

@media (min-width: 1101px) {
  .module-buildings .ref-content-scroll {
    overflow: hidden;
  }

  .view-stage[data-view="buildings"] {
    height: 100%;
    min-height: 0;
    box-sizing: border-box;
  }

  .ref-buildings-page,
  .ref-buildings-page .ref-workspace-grid {
    height: 100%;
    min-height: 0;
  }

  .module-buildings .ref-building-inspector {
    max-height: 100%;
  }
}

@media (max-width: 1550px) and (min-width: 1101px) {
  .ref-buildings-page .ref-workspace-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(410px, 500px);
  }

  .buildings-command-summary {
    grid-template-columns: minmax(300px, .75fr) minmax(530px, 1.25fr);
  }

  .buildings-summary-grid {
    grid-template-columns: repeat(5, minmax(90px, 1fr));
  }
}

@media (max-width: 1280px) and (min-width: 1101px) {
  .ref-buildings-page .ref-workspace-grid {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 430px);
  }

  .buildings-command-summary {
    grid-template-columns: 1fr;
  }

  .ref-buildings-resource-bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 1100px) {
  .module-buildings .ref-content-scroll {
    overflow-y: auto;
  }

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

  .ref-buildings-page .ref-workspace-main {
    grid-template-rows: auto auto auto;
  }

  .buildings-command-summary {
    grid-template-columns: 1fr;
  }

  .buildings-summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .ref-buildings-resource-bar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .buildings-summary-grid,
  .ref-buildings-resource-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}


/* Dense building command workspace. */
.buildings-command-summary {
  grid-template-columns: minmax(300px,.8fr) minmax(520px,1.2fr);
  padding: 14px 16px;
}
.buildings-command-summary h1 {
  font-size: clamp(32px,2.4vw,44px);
}
.buildings-summary-grid article {
  padding: 9px 11px;
}
.buildings-summary-grid strong {
  margin-top: 5px;
  font-size: 18px;
}
.ref-buildings-resource-bar .ref-resource-chip {
  min-height: 58px;
  padding: 8px 10px;
}
.ref-buildings-resource-bar .ref-resource-chip strong {
  font-size: 19px;
}
.module-buildings .ref-building-inspector .ref-city-inspector-art {
  height: 140px;
}


/* Building workspace sizing below the shell and above the ticker. */
.module-buildings .ref-content-scroll,
.module-buildings .view-stage[data-view="buildings"],
.ref-buildings-page,
.ref-buildings-page .ref-workspace-grid,
.ref-buildings-page .ref-workspace-main,
.ref-buildings-page .city-building-overview {
  min-height: 0;
}


/* Resolution-aware building workspace. All rules are page-scoped. */
.module-buildings .ref-operation-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 4px 12px;
  margin-bottom: 10px;
}

.module-buildings .ref-operation-heading > span {
  grid-column: 1 / -1;
  color: #75a9d4;
  font-size: 13px;
  font-weight: 760;
  letter-spacing: .14em;
}

.module-buildings .ref-operation-heading > strong {
  font-size: 17px;
}

.module-buildings .ref-operation-heading > small {
  margin: 0;
  color: #82a4ba;
  font-size: 13px;
}

.module-buildings .city-operation-mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 7px;
}

.module-buildings .city-operation-mode-grid button {
  min-width: 0;
  min-height: 54px;
  display: grid;
  align-content: center;
  gap: 3px;
  padding: 8px 9px;
  border: 1px solid rgba(94,203,255,.15);
  border-radius: 9px;
  background: rgba(5,17,29,.78);
  color: #9db3c4;
  text-align: left;
  cursor: pointer;
  transition: border-color var(--fast), background var(--fast), color var(--fast), transform var(--fast);
}

.module-buildings .city-operation-mode-grid button strong,
.module-buildings .city-operation-mode-grid button small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.module-buildings .city-operation-mode-grid button strong {
  font-size: 13px;
}

.module-buildings .city-operation-mode-grid button small {
  color: #6f8da2;
  font-size: 13px;
}

.module-buildings .city-operation-mode-grid button:hover:not(:disabled) {
  transform: translateY(-1px);
  border-color: rgba(94,203,255,.4);
  background: rgba(16,49,72,.88);
  color: #eff9ff;
}

.module-buildings .city-operation-mode-grid button.active {
  border-color: rgba(77,224,170,.45);
  background: linear-gradient(135deg, rgba(19,83,69,.72), rgba(9,46,56,.82));
  color: #dffff3;
  box-shadow: inset 0 0 0 1px rgba(77,224,170,.08);
}

.module-buildings .city-operation-mode-grid button.active small {
  color: #73dfb5;
}

.module-buildings .city-operation-mode-grid button.overload {
  border-color: rgba(255,97,112,.25);
}

.module-buildings .city-operation-mode-grid button.overload.active {
  border-color: rgba(255,97,112,.5);
  background: linear-gradient(135deg, rgba(91,29,40,.78), rgba(49,16,28,.86));
  color: #ffdfe3;
}

.module-buildings .city-operation-mode-grid button:disabled {
  opacity: .34;
  cursor: default;
}

.module-buildings .ref-operation-worker-line {
  margin-top: 10px !important;
}

.module-buildings .ref-build-action-hint {
  margin-top: 8px !important;
  padding: 9px 11px;
  border: 1px solid rgba(244,189,88,.16);
  border-radius: 8px;
  background: rgba(63,43,12,.24);
  color: #c9ad73 !important;
  font-size: 13px !important;
  line-height: 1.4;
  text-align: left !important;
}

/* Standard desktop: preserve the existing layout, but enforce useful minimums. */
@media (min-width: 1101px) and (max-width: 1599px) {
  .ref-buildings-page .ref-workspace-grid {
    grid-template-columns: minmax(0, 1fr) minmax(410px, 490px);
    gap: 14px;
  }

  .buildings-command-summary {
    grid-template-columns: minmax(290px, .72fr) minmax(500px, 1.28fr);
  }
}

/* Full HD / compact QHD. */
@media (min-width: 1600px) and (max-width: 2199px) {
  .ref-buildings-page .ref-workspace-grid {
    grid-template-columns: minmax(0, 1fr) minmax(480px, 590px);
    gap: 17px;
  }

  .buildings-command-summary {
    grid-template-columns: minmax(340px, .78fr) minmax(620px, 1.22fr);
  }

  .module-buildings .ref-building-inspector {
    padding: 16px;
  }
}

/* QHD / scaled 4K. */
@media (min-width: 2200px) and (max-width: 2999px) {
  .module-buildings .view-stage[data-view="buildings"] {
    padding: 16px;
  }

  .ref-buildings-page .ref-workspace-grid {
    grid-template-columns: minmax(0, 1fr) minmax(600px, 740px);
    gap: 20px;
  }

  .ref-buildings-page .ref-workspace-main {
    gap: 17px;
  }

  .buildings-command-summary {
    grid-template-columns: minmax(430px, .8fr) minmax(760px, 1.2fr);
    gap: 22px;
    padding: 20px 23px;
  }

  .buildings-command-summary h1 {
    font-size: clamp(44px, 2.2vw, 60px);
  }

  .buildings-command-summary p {
    font-size: 15px;
  }

  .buildings-summary-grid article {
    min-height: 68px;
    padding: 13px 15px;
  }

  .buildings-summary-grid span {
    font-size: 13px;
  }

  .buildings-summary-grid strong {
    font-size: 22px;
  }

  .ref-buildings-resource-bar .ref-resource-chip {
    min-height: 70px;
    padding: 11px 13px;
  }

  .ref-buildings-resource-bar .ref-resource-chip strong {
    font-size: 23px;
  }

  .module-buildings .ref-building-inspector {
    gap: 13px;
    padding: 19px;
  }

  .module-buildings .ref-building-inspector .ref-city-inspector-art {
    height: 190px;
  }

  .module-buildings .ref-building-inspector .ref-inspector-head h2 {
    font-size: clamp(38px, 1.85vw, 52px);
  }

  .module-buildings .ref-building-inspector .ref-inspector-head p {
    font-size: 15px;
  }

  .module-buildings .ref-building-inspector .ref-inspector-block {
    padding: 16px;
  }

  .module-buildings .city-operation-mode-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 9px;
  }

  .module-buildings .city-operation-mode-grid button {
    min-height: 62px;
    padding: 10px 12px;
  }

  .module-buildings .city-operation-mode-grid button strong {
    font-size: 13px;
  }

  .module-buildings .city-operation-mode-grid button small {
    font-size: 13px;
  }
}



/* Clear city-building availability and inspector focus. */
.ref-building-readiness{border-color:rgba(94,203,255,.18);background:linear-gradient(180deg,rgba(10,24,39,.92),rgba(6,16,28,.9))}
.ref-building-readiness>strong{display:block;margin-top:6px}.ref-building-readiness>small{display:block;margin-top:6px;line-height:1.45}
[data-city-building-inspector]{scroll-margin-top:16px}