:root {
  color-scheme: light;
  --bg: oklch(0.965 0.012 84);
  --surface: oklch(0.99 0.006 86);
  --surface-2: oklch(0.945 0.014 86);
  --surface-3: oklch(0.925 0.016 72);
  --text: oklch(0.245 0.018 72);
  --muted: oklch(0.485 0.025 72);
  --line: oklch(0.84 0.018 76);
  --accent: oklch(0.45 0.08 166);
  --accent-strong: oklch(0.36 0.09 166);
  --accent-soft: oklch(0.88 0.045 166);
  --terracotta: oklch(0.56 0.12 43);
  --terracotta-soft: oklch(0.9 0.05 43);
  --info: oklch(0.52 0.075 230);
  --warning: oklch(0.68 0.13 72);
  --danger: oklch(0.53 0.13 28);
  --success: oklch(0.48 0.11 154);
  --shadow: 0 18px 45px oklch(0.38 0.025 72 / 0.14);
  --radius: 8px;
  --sidebar: 288px;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  letter-spacing: 0;
  overflow-x: hidden;
}

body {
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 18% 6%, oklch(0.9 0.045 166 / 0.5), transparent 28rem),
    linear-gradient(130deg, var(--bg), oklch(0.94 0.013 120));
}

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

button {
  cursor: pointer;
}

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 24px 16px 18px;
  background: oklch(0.935 0.015 84);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
  padding: 4px 6px 14px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: oklch(0.98 0.006 120);
  font-weight: 800;
  box-shadow: 0 10px 25px oklch(0.36 0.08 166 / 0.22);
}

.brand strong {
  display: block;
  font-size: 1rem;
}

.brand small {
  display: block;
  color: var(--muted);
  margin-top: 2px;
}

.nav-list,
.mobile-nav {
  display: grid;
  gap: 6px;
}

.nav-item,
.mobile-tab {
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 11px;
  text-align: left;
  transition: background 180ms cubic-bezier(0.16, 1, 0.3, 1), color 180ms cubic-bezier(0.16, 1, 0.3, 1), border-color 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-item:hover,
.mobile-tab:hover {
  background: oklch(0.9 0.018 84);
  color: var(--text);
}

.nav-item.active,
.mobile-tab.active {
  background: var(--surface);
  color: var(--accent-strong);
  border-color: var(--line);
  box-shadow: 0 8px 22px oklch(0.4 0.018 72 / 0.08);
}

.nav-item svg,
.mobile-tab svg,
.button svg,
.icon-button svg {
  width: 18px;
  height: 18px;
  stroke-width: 2;
}

.sidebar-footer {
  margin-top: auto;
  color: var(--muted);
  font-size: 0.83rem;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: oklch(0.96 0.01 86);
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 4px oklch(0.48 0.11 154 / 0.14);
}

.main-area {
  min-width: 0;
  padding: 24px 28px 48px;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 18px;
}

.topbar h1 {
  margin: 2px 0 0;
  font-size: 1.72rem;
  line-height: 1.12;
  letter-spacing: 0;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 0.79rem;
  font-weight: 700;
  text-transform: uppercase;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon-button.menu-button {
  display: none;
}

.mobile-nav {
  display: none;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  overflow-x: auto;
  padding: 0 0 12px;
  margin-bottom: 10px;
}

.view {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.hero-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  align-items: stretch;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.dashboard-hero {
  max-width: 1080px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
  max-width: 980px;
}

.hero-copy h2 {
  margin: 0;
  font-size: 1.58rem;
  line-height: 1.18;
}

.hero-copy p {
  max-width: 68ch;
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.hero-image {
  min-height: 250px;
  background: url("materials.svg") center / cover no-repeat;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.quick-actions,
.metric-row,
.form-grid,
.calc-grid,
.catalog-grid,
.summary-grid {
  display: grid;
  gap: 12px;
}

.quick-actions {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.metric-row {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.calc-grid {
  grid-template-columns: 1fr;
  align-items: start;
  gap: 18px;
}

.calc-grid > *,
.summary-grid > *,
.form-grid > * {
  min-width: 0;
}

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

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

.form-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 28px oklch(0.42 0.018 72 / 0.08);
  min-width: 0;
}

.panel-header {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.panel-header h2,
.panel-header h3 {
  margin: 0;
  font-size: 1.05rem;
}

.panel-header p {
  margin: 4px 0 0;
  color: var(--muted);
  line-height: 1.45;
  font-size: 0.91rem;
}

.panel-body {
  padding: 18px;
  min-width: 0;
}

.field {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.field > span,
.fieldset-title,
.compact-field span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.field small {
  color: var(--muted);
  line-height: 1.35;
}

input,
select,
textarea {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: oklch(0.985 0.006 86);
  color: var(--text);
  padding: 9px 10px;
  outline: none;
  transition: border-color 160ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 160ms cubic-bezier(0.16, 1, 0.3, 1), background 160ms cubic-bezier(0.16, 1, 0.3, 1);
}

textarea {
  min-height: 90px;
  resize: vertical;
}

input:hover,
select:hover,
textarea:hover {
  border-color: oklch(0.72 0.024 78);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px oklch(0.45 0.08 166 / 0.15);
  background: oklch(0.995 0.004 86);
}

.compact-field {
  width: 132px;
  display: grid;
  gap: 4px;
}

.compact-field input {
  min-height: 36px;
}

.button,
.icon-button {
  border: 1px solid transparent;
  border-radius: 8px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 13px;
  font-weight: 700;
  color: oklch(0.985 0.006 120);
  background: var(--accent);
  transition: transform 160ms cubic-bezier(0.16, 1, 0.3, 1), background 160ms cubic-bezier(0.16, 1, 0.3, 1), border-color 160ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 160ms cubic-bezier(0.16, 1, 0.3, 1);
}

.button:hover,
.icon-button:hover {
  background: var(--accent-strong);
  box-shadow: 0 10px 22px oklch(0.36 0.09 166 / 0.18);
}

.button:active,
.icon-button:active {
  transform: translateY(1px);
}

.button.subtle,
.icon-button {
  background: var(--surface);
  color: var(--text);
  border-color: var(--line);
}

.button.subtle:hover,
.icon-button:hover {
  background: var(--surface-2);
  box-shadow: none;
}

.button.ghost {
  background: transparent;
  color: var(--accent-strong);
  border-color: var(--line);
}

.button.danger {
  background: oklch(0.92 0.04 28);
  color: var(--danger);
  border-color: oklch(0.78 0.06 28);
}

.button.full {
  width: 100%;
}

.inline-number {
  width: 56px;
  min-height: 28px;
  padding: 4px 6px;
  margin-left: 4px;
}

.button-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 14px;
}

.quick-button {
  min-height: 74px;
  justify-content: flex-start;
  align-items: center;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px;
  color: var(--text);
  text-align: left;
}

.quick-button svg {
  color: var(--accent-strong);
}

.quick-button strong {
  display: block;
  font-size: 0.94rem;
}

.quick-button span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 2px;
}

.metric {
  min-height: 96px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 14px;
  display: grid;
  align-content: center;
  gap: 4px;
}

.metric span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.metric strong {
  font-size: 1.32rem;
  line-height: 1.1;
}

.metric small {
  color: var(--muted);
}

.material-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 16px;
}

.material-strip + .toggle-line {
  margin-top: 2px;
}

.chip {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  background: var(--surface-2);
  color: var(--muted);
  font-size: 0.86rem;
}

.chip strong {
  color: var(--text);
}

.chip.terracotta {
  background: var(--terracotta-soft);
  color: oklch(0.39 0.08 43);
}

.chip.info {
  background: oklch(0.9 0.035 230);
  color: oklch(0.38 0.075 230);
}

.toggle-line {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
}

.toggle-line input {
  width: 18px;
  min-height: 18px;
  margin-top: 2px;
}

.toggle-line strong {
  display: block;
}

.toggle-line span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.wall-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.wall-row {
  display: grid;
  grid-template-columns: 92px repeat(4, minmax(110px, 1fr)) 38px;
  gap: 8px;
  align-items: end;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
}

.wall-row.no-channel {
  grid-template-columns: 92px repeat(3, minmax(110px, 1fr)) 38px;
}

.wall-index {
  align-self: center;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.empty-inline {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: oklch(0.965 0.012 86);
}

.empty-inline svg {
  width: 20px;
  height: 20px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  min-width: 0;
  max-width: 100%;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 660px;
  background: var(--surface);
}

th,
td {
  padding: 10px 11px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

th {
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  background: var(--surface-2);
}

td input,
td select {
  min-width: 88px;
}

tr:last-child td {
  border-bottom: 0;
}

.mini-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}

.mini-button {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--line);
  display: inline-grid;
  place-items: center;
  color: var(--muted);
  background: var(--surface);
}

.mini-button:hover {
  color: var(--danger);
  background: oklch(0.95 0.025 28);
}

.result-stack {
  display: grid;
  gap: 14px;
}

.result-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.result-head h3 {
  margin: 0;
}

.result-head p {
  margin: 4px 0 0;
  color: var(--muted);
}

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

.mini-metric {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
  min-width: 0;
}

.mini-metric span {
  color: var(--muted);
  display: block;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
}

.mini-metric strong {
  display: block;
  margin-top: 3px;
  font-size: 1.08rem;
}

.memorial {
  margin: 14px 0 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: oklch(0.978 0.008 86);
}

.memorial h4 {
  margin: 0;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  font-size: 0.94rem;
}

.memorial ol {
  margin: 0;
  padding: 12px 18px 14px 36px;
}

.memorial li {
  margin: 0 0 10px;
  line-height: 1.48;
}

.memorial li:last-child {
  margin-bottom: 0;
}

.notice {
  border: 1px solid oklch(0.75 0.08 72);
  background: oklch(0.94 0.045 72);
  color: oklch(0.39 0.06 72);
  padding: 12px 14px;
  border-radius: 8px;
  line-height: 1.45;
}

.empty-state {
  min-height: 220px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 10px;
  color: var(--muted);
  border: 1px dashed var(--line);
  border-radius: 8px;
  background: oklch(0.965 0.012 86);
}

.empty-state svg {
  width: 34px;
  height: 34px;
}

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

.editable-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.catalog-stack,
.catalog-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.catalog-category {
  display: grid;
  gap: 8px;
}

.catalog-category h3 {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.catalog-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.catalog-row-main {
  min-width: 0;
}

.catalog-row-main strong,
.catalog-row-main small {
  display: block;
}

.catalog-row-main strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.catalog-row-main small {
  color: var(--muted);
  margin-top: 2px;
}

.catalog-row-actions {
  display: flex;
  gap: 6px;
}

.catalog-edit-form {
  grid-column: 1 / -1;
  display: grid;
  gap: 10px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.catalog-item {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  display: grid;
  gap: 8px;
}

.editable-card.wide {
  grid-column: span 2;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.field.compact {
  gap: 4px;
}

.field.compact input,
.field.compact select {
  min-height: 34px;
  padding: 7px 8px;
}

.foundation-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
}

.foundation-row {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) 76px repeat(3, minmax(118px, 0.5fr));
  column-gap: 10px;
  row-gap: 4px;
  align-items: center;
  padding: 5px 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
}

.foundation-check {
  min-height: 28px;
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--text);
  font-size: 0.88rem;
  line-height: 1.15;
}

.foundation-check input {
  width: 16px;
  min-height: 16px;
  flex: 0 0 auto;
}

.foundation-row .field.compact {
  display: grid;
  grid-template-columns: auto minmax(58px, 1fr);
  align-items: center;
  gap: 3px;
}

.foundation-row .field.compact span {
  font-size: 0.68rem;
  line-height: 1;
  white-space: nowrap;
}

.foundation-row .field.compact input {
  min-height: 26px;
  padding: 3px 5px;
}

.foundation-row .foundation-check + .field.compact {
  transform: translateX(-6px);
}

.catalog-item strong {
  line-height: 1.25;
}

.catalog-item small {
  color: var(--muted);
}

.source-note {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.import-area {
  display: grid;
  gap: 8px;
}

.hidden {
  display: none !important;
}

@media (max-width: 1180px) {
  .quick-actions,
  .metric-row,
  .result-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

}

@media (max-width: 860px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    display: none;
  }

  .main-area {
    padding: 18px 14px 40px;
  }

  .topbar {
    align-items: flex-start;
  }

  .topbar-actions {
    display: none;
  }

  .mobile-nav {
    display: grid;
  }

  .hero-panel {
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .hero-image {
    min-height: 190px;
  }

  .form-grid,
  .form-grid.three,
  .form-grid.four,
  .catalog-grid,
  .editable-grid,
  .summary-grid {
    grid-template-columns: 1fr;
  }

  .editable-card.wide {
    grid-column: auto;
  }

  .foundation-list {
    grid-template-columns: 1fr;
  }

  .foundation-row {
    grid-template-columns: minmax(96px, 1fr) 58px repeat(3, minmax(54px, 0.62fr));
    column-gap: 4px;
  }

  .foundation-row .field.compact {
    grid-template-columns: auto minmax(34px, 1fr);
  }

  .foundation-row .foundation-check + .field.compact {
    transform: none;
  }

  .wall-row {
    grid-template-columns: 1fr 1fr;
  }

  .wall-row.no-channel {
    grid-template-columns: 1fr 1fr;
  }

  .wall-index {
    grid-column: 1 / -1;
  }

  .panel-header {
    display: grid;
  }
}

@media (max-width: 560px) {
  .quick-actions,
  .metric-row,
  .result-metrics {
    grid-template-columns: 1fr;
  }

  .catalog-row {
    grid-template-columns: 1fr;
  }

  .catalog-row-actions {
    justify-content: flex-start;
  }

  .topbar h1 {
    font-size: 1.36rem;
  }

  .button-bar {
    display: grid;
  }

  .button-bar .button {
    width: 100%;
  }

  .result-head {
    display: grid;
  }
}

@media print {
  body {
    background: var(--surface);
  }

  .sidebar,
  .topbar,
  .mobile-nav,
  .button,
  .icon-button,
  .mini-actions,
  .quick-actions,
  .source-note {
    display: none !important;
  }

  .app-shell {
    display: block;
  }

  .main-area {
    padding: 0;
  }

  .panel,
  .hero-panel {
    box-shadow: none;
    break-inside: auto;
    page-break-inside: auto;
  }

  body.print-result-only .calc-grid > form,
  body.print-result-only .view > .panel:not(.result-stack),
  body.print-result-only .hero-panel,
  body.print-result-only .metric-row {
    display: none !important;
  }

  body.print-result-only .calc-grid {
    display: block;
  }

  body.print-result-only .result-stack,
  body.print-result-only .memorial,
  body.print-result-only .table-wrap {
    break-inside: auto;
    page-break-inside: auto;
  }
}