:root {
  color-scheme: light;
  --bg: #f6f4fa;
  --panel: #ffffff;
  --ink: #241b2f;
  --muted: #736a7d;
  --line: #e3ddea;
  --accent: #63318a;
  --accent-dark: #4b216e;
  --accent-light: #f0e8f6;
  --gold: #f5b800;
  --gold-dark: #d99a00;
  --purple-shadow: rgba(79, 36, 111, 0.14);
  --danger: #b42318;
  --soft: #f6f0fa;
  font-family: "Segoe UI", Tahoma, sans-serif;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #151719;
  --panel: #202326;
  --ink: #eef1f3;
  --muted: #aeb5bb;
  --line: #3d4348;
  --accent: #71879a;
  --accent-dark: #bdc9d2;
  --accent-light: #2b3339;
  --purple-shadow: rgba(0, 0, 0, 0.34);
  --danger: #ff8d86;
  --soft: #292e32;
}

* {
  box-sizing: border-box;
}

.insulator-counts { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; }
.insulator-counts > div { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px; padding: 16px; border-radius: 12px; background: #dff1ff; color: #124f78; border: 1px solid #b8ddf5; }
.insulator-counts > div:last-child { background: #f7dce7; color: #87234d; border-color: #e9b9cc; }
.insulator-counts strong { font-size: clamp(24px, 4vw, 36px); margin-left: auto; overflow-wrap: anywhere; }
.insulator-counts .insulator-work-group { display: grid; grid-template-columns: 1fr auto auto; align-items: baseline; }
.insulator-work-group h3 { grid-column: 1 / -1; margin: 0 0 5px; font-size: 15px; }
.insulator-work-group.demolition { background: #f7dce7; color: #87234d; }
.insulator-panel p { color: var(--muted); font-size: 13px; }
.insulator-panel details { color: var(--danger); font-size: 13px; }
.insulator-panel summary { cursor: pointer; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 5% 0%, rgba(99, 49, 138, 0.10), transparent 30rem),
    radial-gradient(circle at 95% 8%, rgba(245, 184, 0, 0.10), transparent 26rem),
    var(--bg);
  color: var(--ink);
}

button,
input,
select {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  min-height: 38px;
  padding: 8px 14px;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
  transition: transform 140ms ease, border-color 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

button:hover {
  border-color: var(--accent);
  box-shadow: 0 5px 14px var(--purple-shadow);
  transform: translateY(-1px);
}

button.primary {
  background: linear-gradient(135deg, var(--gold), #ffc928);
  border-color: var(--gold-dark);
  color: #40285b;
  box-shadow: 0 5px 14px rgba(220, 156, 0, 0.18);
}

button.primary:hover {
  background: linear-gradient(135deg, #ffc928, var(--gold));
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.shell {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0 44px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
  padding: 22px 24px;
  border-radius: 18px;
  background: linear-gradient(125deg, #4b216e 0%, #71369b 62%, #8c4bb3 100%);
  color: #fff;
  box-shadow: 0 14px 34px rgba(74, 31, 105, 0.22);
  position: relative;
  overflow: hidden;
}

.topbar::after {
  content: "";
  position: absolute;
  right: -35px;
  bottom: -70px;
  width: 220px;
  height: 220px;
  border: 34px solid rgba(245, 184, 0, 0.18);
  border-radius: 50%;
}

.topbar-actions {
  display: grid;
  justify-items: end;
  gap: 9px;
  position: relative;
  z-index: 1;
}

.theme-toggle {
  display: grid;
  width: 40px;
  min-height: 34px;
  padding: 0;
  place-items: center;
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 21px;
  line-height: 1;
  backdrop-filter: blur(7px);
}

.theme-toggle:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.23);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 30px;
  line-height: 1.2;
}

h2 {
  font-size: 18px;
}

.topbar p {
  margin-top: 5px;
  color: rgba(255, 255, 255, 0.78);
}

.status {
  min-width: 220px;
  max-width: 420px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.13);
  padding: 10px 12px;
  border-radius: 12px;
  color: #fff;
  text-align: right;
  backdrop-filter: blur(7px);
  position: relative;
  z-index: 1;
}

.status.error {
  border-color: #f0b5ae;
  color: var(--danger);
  background: #fff7f6;
}

.band,
.project-bar,
.saved-projects,
.workspace,
.results {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  margin-top: 14px;
  box-shadow: 0 7px 22px rgba(53, 34, 69, 0.055);
}

.app-tabs {
  display: flex;
  gap: 6px;
  padding: 6px;
  border: 1px solid rgba(99, 49, 138, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 6px 18px rgba(53, 34, 69, 0.05);
  backdrop-filter: blur(8px);
}

.app-tab {
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
}

.app-tab.active {
  border-color: var(--accent);
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  color: #fff;
  font-weight: 700;
  box-shadow: 0 7px 18px rgba(74, 31, 105, 0.2);
}

.tab-icon {
  display: inline-flex;
  width: 22px;
  height: 22px;
  align-items: center;
  justify-content: center;
  border-radius: 7px;
  background: var(--accent-light);
  color: var(--accent);
}

.app-tab.active .tab-icon {
  background: rgba(255, 255, 255, 0.16);
  color: var(--gold);
}

.tab-count {
  display: inline-flex;
  min-width: 22px;
  min-height: 22px;
  align-items: center;
  justify-content: center;
  margin-left: 4px;
  padding: 1px 6px;
  border-radius: 999px;
  background: #eadff1;
  font-size: 12px;
}

.app-tab.active .tab-count {
  background: var(--gold);
  color: #3d2450;
}

.project-bar {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.project-fields,
.saved-actions,
.saved-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.project-fields {
  display: grid;
  grid-template-columns: minmax(280px, 2fr) minmax(190px, 1fr) minmax(220px, 1fr);
  gap: 12px;
}

.project-fields label {
  display: grid;
  gap: 6px;
  min-width: 0;
  color: var(--muted);
  font-size: 13px;
}

.project-fields input,
.project-fields select {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  background: #fff;
  color: var(--ink);
}

.project-fields input:focus,
td input:focus,
td select:focus,
.wire-details select:focus {
  border-color: var(--accent);
  outline: 3px solid rgba(99, 49, 138, 0.12);
}

.page-count-settings input { width: 66px; }
.work-type-switch { display: flex; gap: 6px; padding: 4px; border: 1px solid #dbcbe5; border-radius: 11px; background: #f8f3fb; }
.work-type-button { min-height: 34px; padding: 6px 11px; border-color: transparent; background: transparent; color: var(--muted); }
.work-type-button span { display: inline-grid; min-width: 22px; height: 22px; margin-left: 5px; place-items: center; border-radius: 999px; background: #eadff1; color: var(--accent-dark); font-size: 11px; }
.work-type-button.active { border-color: var(--accent-dark); background: linear-gradient(135deg, var(--accent-dark), var(--accent)); color: #fff; box-shadow: 0 4px 10px rgba(75, 33, 110, .18); }
.work-type-button.active span { background: var(--gold); color: #402151; }
.combined-work-button { min-width: 86px; }
.workspace.combined-view .page-count-settings,
.workspace.combined-view .page-navigation,
.workspace.combined-view .page-clear-control,
.workspace.combined-view .page-picker,
.workspace.combined-view .entry-group { display: none !important; }

.project-actions {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 10px;
  flex-wrap: wrap;
}

.project-action-panel { display: grid; gap: 10px; padding-top: 12px; border-top: 1px solid var(--line); }
.project-status-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.project-action-cluster { display: flex; align-items: center; gap: 8px; padding: 7px; border: 1px solid var(--line); border-radius: 11px; background: var(--soft); }
.project-action-cluster > span { padding: 0 4px; color: var(--muted); font-size: 11px; font-weight: 800; white-space: nowrap; }
.project-action-cluster button { min-height: 36px; background: var(--panel); }
.cloud-action-cluster { margin-left: auto; }

.quick-cloud-auth { display: flex; align-items: center; min-height: 32px; }
#cloudQuickUser { max-width: 230px; padding: 7px 10px; border: 1px solid #c9b2da; border-radius: 9px; background: #f8f1fc; color: var(--accent-dark); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#saveLocalProject { border-color: #87679d; color: var(--accent-dark); background: #fff; }
#saveCloudProject { background: linear-gradient(135deg, #5b2584, #8141a6); }
.cloud-save-dialog { width: min(92vw, 460px); padding: 0; border: 0; border-radius: 18px; box-shadow: 0 24px 70px rgba(24, 12, 32, .38); }
.cloud-save-dialog::backdrop { background: rgba(30, 15, 40, .62); backdrop-filter: blur(2px); }
.cloud-save-dialog form { padding: 24px; }
.cloud-save-dialog-icon { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; background: #e1f2ff; color: #17608f; font-size: 25px; }
.cloud-save-dialog h3 { margin: 14px 0 4px; color: var(--accent-dark); font-size: 21px; }
.cloud-save-dialog p { margin: 0 0 18px; color: var(--muted); }
.cloud-save-dialog label { display: grid; gap: 7px; font-weight: 700; }
.cloud-save-dialog select { width: 100%; padding: 12px; border: 1px solid #cdbddd; border-radius: 10px; background: #fff; font: inherit; }
.cloud-save-dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }
.cloud-save-dialog-actions button { padding: 10px 16px; }

#saveHint {
  flex: 1;
  color: var(--muted);
  font-size: 12px;
  text-align: left;
}
#saveHint.save-state { padding: 6px 10px; border-radius: 9px; font-weight: 800; }
#saveHint.saved { background: #e4f6ea; color: #26713e; }
#saveHint.dirty, #saveHint.new { background: #fff0cf; color: #865d00; }
.cloud-trash-folder { border-color: #e2c5cf; }
.cloud-trash-folder .cloud-project-folder-title { background: #fae9ef; color: #87234d; }
.trash-card { border-color: #ebccd7; background: #fffafb; }
.admin-cloud-trash { margin-top: 22px; border: 1px solid #e2c5cf; border-radius: 13px; overflow: hidden; background: #fffafb; }
.admin-cloud-trash > summary { display: flex; justify-content: space-between; align-items: center; padding: 13px 15px; background: #fae9ef; color: #87234d; font-weight: 900; cursor: pointer; }
.admin-cloud-trash > summary strong { font-size: 12px; }
.admin-cloud-trash > p { margin: 12px 14px 0; color: var(--muted); font-size: 12px; }
.admin-trash-list { display: grid; gap: 9px; padding: 12px; }

.saved-projects {
  padding: 16px;
}

.base-editor { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; margin-top: 14px; padding: 18px; box-shadow: 0 7px 22px rgba(53, 34, 69, 0.055); }
.section-heading { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 16px; }
.section-heading p, .request-card p { margin-top: 5px; color: var(--muted); font-size: 13px; }
.form-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.target-fields { display: contents; }
.insulator-fields { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(220px, 1fr) minmax(180px, .55fr) minmax(180px, .55fr); gap: 12px; align-items: end; margin-top: 4px; padding: 14px; border: 1px solid #d7b8e8; border-radius: 13px; background: linear-gradient(135deg, #f8efff 0%, #fff8e7 100%); box-shadow: 0 6px 16px rgba(83, 38, 112, .08); }
.insulator-fields-title { display: flex; align-items: center; gap: 10px; color: var(--accent-dark); }
.insulator-fields-title > span { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 10px; background: #6f3294; color: #fff; }
.insulator-fields-title strong, .insulator-fields-title small { display: block; }
.insulator-fields-title small { margin-top: 3px; color: var(--muted); font-size: 11px; line-height: 1.35; }
.form-grid .insulator-field { padding: 9px 11px; border: 1px solid rgba(111, 50, 148, .2); border-radius: 11px; background: rgba(255,255,255,.82); color: var(--accent-dark); font-weight: 700; }
.form-grid .insulator-field.upright { border-left: 5px solid #6f3294; }
.form-grid .insulator-field.horizontal { border-left: 5px solid #d99b19; }
.form-grid .insulator-field input { border-color: #c9a9dc; background: #fff; font-weight: 800; color: #4b216e; }
.request-image-panel { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(240px, 1fr) minmax(230px, 1fr) auto auto; gap: 12px; align-items: center; padding: 14px; border: 1px solid #cfb5df; border-radius: 13px; background: #faf5fd; }
.request-image-panel[hidden] { display: none; }
.request-image-panel strong, .request-image-panel small { display: block; }
.request-image-panel small { margin-top: 4px; color: var(--muted); }
.image-preview-button { width: 96px; height: 72px; padding: 3px; overflow: hidden; background: #fff; }
.image-preview-button img { width: 100%; height: 100%; object-fit: cover; border-radius: 6px; }
.head-image-cell { width: 112px; min-width: 112px; text-align: center; vertical-align: middle; }
.head-image-thumbnail { width: 96px; height: 68px; padding: 3px; overflow: hidden; border-color: #cfb5df; background: #fff; }
.head-image-thumbnail img { width: 100%; height: 100%; object-fit: cover; border-radius: 7px; }
.head-image-empty { display: inline-grid; width: 96px; min-height: 48px; place-items: center; border: 1px dashed #d9c8e4; border-radius: 8px; color: var(--muted); font-size: 11px; background: #faf7fc; }
.request-admin-image { display: flex; align-items: center; gap: 12px; margin-top: 10px; padding: 8px 12px; color: var(--accent-dark); background: #faf5fd; }
.request-admin-image img { width: 110px; height: 76px; object-fit: cover; border-radius: 8px; }
.image-dialog { width: min(92vw, 1000px); max-height: 92vh; padding: 18px; border: 0; border-radius: 16px; box-shadow: 0 24px 70px rgba(24, 12, 32, .4); }
.image-dialog::backdrop { background: rgba(20, 10, 27, .72); }
.image-dialog > button { position: absolute; top: 10px; right: 10px; width: 40px; height: 40px; padding: 0; border-radius: 50%; background: #fff; color: var(--accent-dark); font-size: 26px; }
.image-dialog h3 { margin: 0 48px 12px 0; }
.image-dialog img { display: block; max-width: 100%; max-height: calc(92vh - 80px); margin: auto; object-fit: contain; }
.form-grid label, .note-field, .admin-login label { display: grid; gap: 6px; color: var(--muted); font-size: 13px; }
.form-grid input, .form-grid select, .note-field textarea, .admin-login input { width: 100%; min-height: 38px; border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px; background: #fff; font: inherit; }
.form-grid input[readonly] { background: var(--soft); color: var(--text); font-weight: 700; cursor: default; }
.request-material-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 18px; }
.request-material-head h3 { margin: 0; font-size: 16px; }
.pending-request-board { margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
.pending-request-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.pending-request-heading h3, .pending-request-heading p { margin: 0; }
.pending-request-heading p { margin-top: 3px; color: var(--muted); font-size: 12px; }
.pending-request-heading > strong { color: var(--accent-dark); font-size: 13px; white-space: nowrap; }
.pending-request-heading-actions { display: flex; align-items: center; gap: 8px; }
.pending-request-heading-actions > strong { color: var(--accent-dark); font-size: 13px; white-space: nowrap; }
.public-pending-request-list { display: grid; gap: 9px; }
.public-pending-request { overflow: hidden; border: 1px solid var(--line); border-left: 4px solid var(--gold); border-radius: 11px; background: #fff; }
.public-pending-toggle { display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; align-items: center; gap: 10px; width: 100%; padding: 11px 13px; border: 0; border-radius: 0; background: transparent; text-align: left; }
.pending-toggle-symbol { display: grid; width: 28px; height: 28px; place-items: center; border-radius: 8px; background: var(--accent); color: #fff; font-size: 20px; font-weight: 900; }
.public-pending-toggle strong, .public-pending-toggle small { display: block; }
.public-pending-toggle small { margin-top: 3px; color: var(--muted); font-weight: 500; }
.public-pending-toggle em { color: var(--muted); font-size: 12px; font-style: normal; white-space: nowrap; }
.public-pending-details { padding: 0 13px 13px 57px; }
.public-pending-details > p { margin: 0; color: var(--muted); font-size: 12px; }
.public-pending-details .table-wrap { margin-top: 8px; }
.request-table th:nth-child(1) { width: 43%; }
.request-table th:nth-child(2) { width: 22%; }
.request-table th:nth-child(3) { width: 12%; }
.request-table th:nth-child(4) { width: 15%; }
.request-table th:nth-child(5) { width: 8%; }
.existing-data-hint { margin-top: 14px; padding: 10px 12px; border: 1px solid #d8c6e5; border-radius: 10px; background: var(--accent-light); color: var(--accent-dark); font-size: 13px; }
.change-badge { display: inline-flex; padding: 4px 8px; border-radius: 999px; background: #eef1f4; color: var(--muted); font-size: 12px; font-weight: 700; white-space: nowrap; }
.change-badge[data-kind="added"], .diff-added { color: #157347; background: #e9f7ef; }
.change-badge[data-kind="changed"], .diff-changed { color: #8a5a00; background: #fff4d6; }
.change-badge[data-kind="removed"], .diff-removed { color: var(--danger); background: #fff0ef; }
.diff-same { color: var(--muted); background: #f3f4f6; }
.row-removed { opacity: 0.58; }
.row-removed input { text-decoration: line-through; }
.note-field { margin-top: 14px; }
.note-field textarea { resize: vertical; }
.admin-login { display: flex; align-items: end; gap: 12px; flex-wrap: wrap; }
.admin-heading-actions { display: flex; align-items: center; gap: 8px; }
.admin-login label { min-width: 230px; }
.drive-connect-panel { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; padding: 14px 16px; border: 1px solid #decbea; border-radius: 13px; background: #faf6fd; }
.drive-connect-panel p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.request-list { display: grid; gap: 14px; }
.request-status-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; padding: 5px; border: 1px solid var(--line); border-radius: 12px; background: #f7f2fb; }
.request-status-tab { border-color: transparent; background: transparent; color: var(--muted); font-weight: 700; }
.request-status-tab.active { border-color: #6f3294; background: #6f3294; color: #fff; box-shadow: 0 4px 10px rgba(80, 35, 110, .2); }
.request-status-tab span { display: inline-grid; min-width: 22px; height: 22px; padding: 0 6px; place-items: center; border-radius: 999px; background: rgba(255,255,255,.22); }
.request-status-tabs .clear-approved { margin-left: auto; }
.request-card { border: 1px solid var(--line); border-left: 5px solid var(--gold); border-radius: 12px; padding: 14px; background: #fff; }
.request-card.status-approved { border-left-color: #198754; }
.request-card.status-rejected { border-left-color: var(--danger); }
.request-card h3 { margin: 0; }
.request-card .table-wrap { margin-top: 10px; }
.request-card-footer { display: flex; justify-content: flex-end; align-items: center; gap: 8px; margin-top: 12px; }
.request-card-footer strong { margin-right: auto; }
.admin-insulator-review { display: grid; grid-template-columns: repeat(2, minmax(0, 240px)); gap: 10px; margin-top: 11px; }
.admin-insulator-review > div { display: grid; grid-template-columns: 1fr auto auto; align-items: baseline; gap: 8px; padding: 12px 14px; border: 2px solid; border-radius: 12px; }
.admin-insulator-review span { grid-column: 1 / -1; font-size: 13px; font-weight: 800; }
.admin-insulator-review strong { margin-left: auto; font-size: 32px; line-height: 1; }
.admin-insulator-review small { font-weight: 800; }
.admin-insulator-review .upright { border-color: #9dceed; background: #e1f2ff; color: #14577f; }
.admin-insulator-review .horizontal { border-color: #e7abc2; background: #f9e2eb; color: #87234d; }
@media (max-width: 620px) { .admin-insulator-review { grid-template-columns: 1fr; } }
.admin-request-editor { margin-top: 12px; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: #faf8fc; }
.admin-edit-grid { display: grid; grid-template-columns: repeat(4, minmax(130px, 1fr)); gap: 10px; }
.admin-request-editor input { width: 100%; }
.admin-request-editor td:last-child { width: 48px; text-align: center; }
.admin-edit-actions { display: flex; align-items: center; gap: 8px; margin-top: 12px; }
.admin-edit-actions span { flex: 1; }
.admin-edit-audit { margin-top: 10px; padding: 10px 12px; border: 1px dashed var(--line); border-radius: 10px; }
.admin-edit-audit summary { cursor: pointer; color: var(--muted); font-weight: 700; }
@media (max-width: 820px) { .admin-edit-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .admin-edit-grid { grid-template-columns: 1fr; } .admin-edit-actions { flex-wrap: wrap; } .admin-edit-actions span { display: none; } }
button.compact { min-height: 32px; padding: 5px 9px; }

@media (max-width: 820px) {
  .insulator-fields { grid-template-columns: 1fr 1fr; }
  .insulator-fields-title { grid-column: 1 / -1; }
  .request-image-panel { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .insulator-fields { grid-template-columns: 1fr; }
  .insulator-fields-title { grid-column: auto; }
}

.saved-head p,
.saved-meta {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
}

.saved-head,
.cloud-user {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.cloud-auth {
  flex: 0 0 auto;
}

.cloud-user span {
  color: var(--muted);
  font-size: 13px;
}

.cloud-notice {
  margin-top: 14px;
  padding: 10px 12px;
  border: 1px solid #f2d49b;
  border-radius: 10px;
  background: #fff9eb;
  color: #8a5a00;
}

.saved-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.saved-source-section { margin-top: 18px; padding: 14px; border: 1px solid var(--line); border-radius: 13px; background: #fbf9fc; }
.saved-source-section.cloud-source-section { background: linear-gradient(135deg, #faf5fd, #fffaf0); }
.saved-source-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.saved-source-heading h3 { margin: 0; color: var(--accent-dark); }
.saved-source-heading span { color: var(--muted); font-size: 12px; }
.cloud-folder-heading-actions { display: flex; align-items: center; gap: 10px; }
.cloud-folder-heading-actions button { border: 0; border-radius: 9px; padding: 8px 12px; background: var(--accent); color: #fff; font-weight: 800; cursor: pointer; }
.cloud-project-folder { margin-top: 12px; border: 1px solid #ddcce8; border-radius: 12px; overflow: hidden; background: #fff; }
.cloud-project-folder-title { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 13px; background: linear-gradient(90deg, #f1e8f7, #fff8e7); cursor: pointer; list-style: none; user-select: none; }
.cloud-project-folder-title::-webkit-details-marker { display: none; }
.cloud-project-folder-title > div { display: flex; align-items: center; gap: 8px; }
.cloud-project-folder-title small { color: var(--muted); }
.folder-chevron { color: #6f328e; font-size: 22px; line-height: 1; transition: transform .18s ease; }
.cloud-project-folder[open] .folder-chevron { transform: rotate(90deg); }
.folder-icon { color: #7a3f98; }
.folder-delete { border: 0; background: transparent; color: #a33b3b; cursor: pointer; font-weight: 700; }
.cloud-folder-projects { padding: 8px; }
.cloud-folder-projects .saved-card { margin-bottom: 8px; }
.cloud-folder-projects .saved-card:last-child { margin-bottom: 0; }
.empty-saved.compact { padding: 12px; }
.move-project-label { display: flex; align-items: center; gap: 5px; font-size: 12px; color: var(--muted); }
.move-project-label select { max-width: 160px; padding: 7px 8px; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.saved-source-section .saved-list { margin-top: 10px; }
.saved-source-badge { padding: 4px 8px; border-radius: 999px; font-size: 11px; font-weight: 800; }
.saved-source-badge.local { background: #eee5f4; color: #5a326f; }
.saved-source-badge.cloud { background: #fff0bd; color: #785500; }

.saved-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(135deg, #fff, #fcf9fe);
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
}

.saved-card:hover {
  border-color: #cdb9dc;
  box-shadow: 0 9px 24px var(--purple-shadow);
  transform: translateY(-1px);
}

.saved-card h3 {
  margin: 0;
  font-size: 16px;
}

.saved-meta span + span::before {
  content: "•";
  margin-right: 10px;
  color: #aab3bf;
}

button.danger {
  border-color: #f0b5ae;
  color: var(--danger);
}

.empty-saved {
  padding: 36px 16px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  text-align: center;
}

[hidden] {
  display: none !important;
}

.band {
  padding: 16px;
}

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

.upload-box {
  display: grid;
  gap: 8px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fbfcfd;
}

.upload-box span {
  color: var(--muted);
  font-size: 13px;
}

.upload-box strong {
  font-weight: 600;
  overflow-wrap: anywhere;
}

.workspace {
  padding: 16px;
}

.workspace::before,
.results::before,
.project-bar::before,
.saved-projects::before {
  content: "";
  display: block;
  height: 4px;
  margin: -16px -16px 14px;
  border-radius: 14px 14px 0 0;
  background: linear-gradient(90deg, var(--accent-dark), var(--accent) 72%, var(--gold));
}

.project-bar::before {
  position: absolute;
  left: 16px;
  right: 16px;
  top: 16px;
  margin: -16px;
}

.project-bar {
  position: relative;
  padding-top: 22px;
}

.controls,
.actions,
.result-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.control-group.grow {
  margin-left: auto;
}

.control-group label,
.result-head span {
  color: var(--muted);
}

#totalPages {
  width: 76px;
}

#pageLabel {
  min-width: 86px;
  text-align: center;
  font-weight: 600;
}

.page-picker {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-number {
  min-width: 38px;
  padding-inline: 10px;
  font-variant-numeric: tabular-nums;
}

.page-number.active {
  border-color: var(--gold-dark);
  background: var(--gold);
  color: #3d2450;
  font-weight: 700;
  box-shadow: 0 5px 12px rgba(220, 156, 0, 0.2);
}

.input-table-wrap,
.table-wrap {
  width: 100%;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-top: 14px;
}

table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 9px 10px;
  text-align: left;
  vertical-align: top;
}

th {
  background: linear-gradient(180deg, #f5eff9, #eee5f4);
  color: #4b216e;
  font-weight: 600;
  position: sticky;
  top: 0;
}

td input,
td select {
  width: 100%;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 7px 9px;
  background: #fff;
}

.searchable-dropdown {
  border-color: #cbb4dc;
  background: #fbf7fe;
}

.head-combobox { position: relative; width: 100%; }
.head-combobox-control { display: flex; width: 100%; }
.head-combobox-control .searchable-dropdown {
  flex: 1 1 auto;
  min-width: 0;
  border-radius: 9px 0 0 9px;
}
.head-combobox-control .head-toggle {
  flex: 0 0 42px;
  min-width: 42px;
  min-height: 36px;
  padding: 0;
  border-left: 0;
  border-radius: 0 9px 9px 0;
  background: #f1e8f7;
  color: var(--accent-dark);
  font-size: 20px;
}
.head-options {
  position: fixed;
  z-index: 1000;
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid #7b3fa0;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(53, 28, 72, .22);
}
.head-option {
  display: block;
  width: 100%;
  min-height: 40px;
  padding: 8px 12px;
  border: 0;
  border-bottom: 1px solid #eee5f4;
  border-radius: 0;
  background: #fff;
  color: var(--ink);
  text-align: left;
}
.head-option:hover, .head-option:focus { background: #efe3f7; color: var(--accent-dark); }
.head-option-empty { min-height: 40px; padding: 10px 12px; color: var(--muted); }

.wire-details-row td {
  padding: 0 10px 12px;
  background: #fbf8fd;
}

.wire-details {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px;
  border-left: 4px solid var(--gold);
  border-radius: 10px;
  background: var(--soft);
}

.wire-details label {
  display: grid;
  grid-template-columns: auto minmax(180px, 260px);
  align-items: center;
  gap: 9px;
  color: var(--muted);
}

.wire-details select {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 7px 9px;
  background: #fff;
}

.surge-details-row td { padding: 0 10px 12px; background: #fbf8fd; }
.surge-details { display: grid; grid-template-columns: minmax(210px, 1fr) repeat(3, minmax(150px, .62fr)); align-items: end; gap: 12px; padding: 13px; border-left: 4px solid var(--gold); border-radius: 10px; background: linear-gradient(135deg, #f4eafa, #fff8df); }
.surge-details label { display: grid; gap: 5px; color: var(--muted); font-size: 13px; }
.surge-details select { min-height: 36px; border: 1px solid #cfb5df; border-radius: 9px; padding: 7px 9px; background: #fff; }
.surge-title { display: grid; gap: 5px; color: var(--accent-dark); }
.surge-preview { color: #74561c; font-size: 12px; font-weight: 700; }

.input-table #sizeColumnTitle,
.input-table .size-cell {
  width: 22%;
}

.input-table #headColumnTitle,
.input-table .head-cell {
  width: 50%;
}

.input-table #countColumnTitle,
.input-table .count-cell {
  width: 22%;
}

.input-table .head-remove-column,
.input-table .head-remove-cell { width: 6%; min-width: 48px; text-align: center; }
.remove-head-row { width: 38px; height: 40px; padding: 0; border-color: #e2b5c7; background: #fbe7ef; color: #8a234e; font-size: 20px; }

.input-table.has-head-images #headImageColumnTitle { width: 12%; min-width: 112px; }
.input-table.has-head-images #sizeColumnTitle,
.input-table.has-head-images .size-cell { width: 18%; }
.input-table.has-head-images #headColumnTitle,
.input-table.has-head-images .head-cell { width: 44%; }
.input-table.has-head-images #countColumnTitle,
.input-table.has-head-images .count-cell { width: 20%; }

.input-table {
  min-width: 820px;
}
.entry-group { margin-top: 13px; border: 1px solid var(--line); border-radius: 13px; overflow: hidden; background: #fff; }
.entry-group-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 11px 13px; }
.entry-group-heading > div { display: flex; align-items: center; gap: 9px; }
.entry-group-heading h3 { margin: 0; color: var(--accent-dark); }
.entry-group-heading small { color: var(--muted); }
.entry-step { display: inline-grid; width: 28px; height: 28px; place-items: center; border-radius: 8px; background: var(--accent); color: #fff; font-weight: 900; }
.structure-entry-group { border-color: #bdddf1; background: #f8fcff; }
.structure-entry-group .entry-group-heading { background: #e5f4fd; }
.structure-entry-group .entry-step { background: #2879a9; }
.structure-entry-group #addStructureRow { border-color: #8cbfdf; background: #fff; color: #155a84; font-weight: 800; }
.wire-entry-group { border-color: #acd9cb; background: #f8fffc; }
.wire-entry-group .entry-group-heading { background: #e6f7f1; }
.wire-entry-group .entry-step { background: #16806b; }
.wire-entry-group #addWireRow { border-color: #80c4b2; background: #fff; color: #126553; font-weight: 800; }
.actual-insulator-entry { border-color: #e5b5c8; background: #fff9fb; }
.actual-insulator-entry .entry-group-heading { background: #f9e4ec; }
.actual-insulator-entry .entry-step { background: #a83b68; }
.actual-insulator-fields { display: grid; grid-template-columns: repeat(4, minmax(130px, 1fr)); gap: 10px; padding: 12px; }
.actual-insulator-fields label { display: grid; gap: 5px; color: var(--muted); font-size: 12px; font-weight: 700; }
.actual-insulator-fields input { width: 100%; min-height: 42px; padding: 8px 10px; border: 1px solid #ddb1c3; border-radius: 9px; background: #fff; color: var(--ink); font: inherit; font-weight: 800; }
.actual-summary.insulator-work-group { display: block; }
.actual-summary-grid { display: grid; grid-template-columns: 1fr auto; gap: 8px 14px; align-items: baseline; }
.actual-summary-grid strong { font-size: 24px; }
.insulator-counts > div.reusable-summary.insulator-work-group { display: block; background: #e1f3e8; color: #23633b; border-color: #b7ddc5; }
.reusable-summary h3 { margin-bottom: 9px; }
.reusable-summary small { display: block; margin-top: 10px; color: #4f755d; line-height: 1.35; }
.structure-rows { display: grid; gap: 8px; padding: 12px; }
.structure-row { display: grid; grid-template-columns: minmax(0, 1fr) 170px 38px; gap: 9px; align-items: end; }
.structure-row label { display: grid; gap: 5px; color: var(--muted); font-size: 12px; }
.structure-row select, .structure-row input { width: 100%; padding: 10px; border: 1px solid #cbdce7; border-radius: 9px; background: #fff; font: inherit; }
.remove-structure-row { width: 38px; height: 40px; padding: 0; border-color: #e2b5c7; background: #fbe7ef; color: #8a234e; font-size: 20px; }
.head-entry-group .entry-group-heading { background: #f2eaf7; }
.clear-head-rows { min-height: 34px; padding: 6px 11px; border-color: #c8add8; background: #fff; color: #6f3294; font-weight: 800; }
.head-entry-group .input-table-wrap { border-width: 1px 0 0; border-radius: 0; }
.head-entry-group .bottom-row-actions { padding: 0 12px 12px; }

.actions {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.bottom-row-actions { display: flex; justify-content: flex-end; gap: 9px; margin-top: 12px; }
.bottom-row-actions button { min-width: 105px; font-weight: 800; }
.bottom-row-actions #addRow { border-color: #8cbfdf; background: #e2f3ff; color: #155a84; }
.entry-add-actions { margin-top: 0; padding: 0 12px 12px; }
.structure-entry-group .entry-add-actions button { border-color: #8cbfdf; background: #e2f3ff; color: #155a84; }
.wire-entry-group .entry-add-actions button { border-color: #7bcab8; background: #e5f7f1; color: #116451; }

.actions button:first-child {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent));
  border-color: var(--accent-dark);
  color: #fff;
  box-shadow: 0 6px 16px rgba(74, 31, 105, 0.18);
}

.results {
  padding: 16px;
}

.result-head {
  justify-content: space-between;
}

.result-work-section { margin-top: 14px; border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.result-work-section h3 { display: flex; justify-content: space-between; align-items: center; margin: 0; padding: 11px 14px; font-size: 15px; }
.result-work-section h3 span { font-size: 12px; font-weight: 600; color: var(--muted); }
.result-work-section.install h3 { background: #dff1ff; color: #124f78; }
.result-work-section.demolition h3 { background: #f7dce7; color: #87234d; }
.result-work-section.demolition h3 span { color: #a3486d; }
.result-work-section.combined h3 { background: #e8edf1; color: #344653; }
.combined-result-table { min-width: 720px; }
.combined-result-table .combined-material-column { width: 46%; }
.combined-result-table .combined-code-column { width: 26%; }
.combined-result-table .combined-quantity-column { width: 14%; }
.result-work-section.combined td:nth-child(3),
.result-work-section.combined td:nth-child(4) { text-align: right; font-variant-numeric: tabular-nums; }
.result-work-section .table-wrap { border: 0; border-radius: 0; }
.result-work-section[hidden] { display: none; }
.result-work-section td:nth-child(3) {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.set-expand-button { display: inline-grid; place-items: center; width: 25px; height: 25px; margin-right: 8px; padding: 0; border: 1px solid #8d5baa; border-radius: 7px; background: #f2e9f7; color: #592675; font-size: 18px; font-weight: 800; line-height: 1; cursor: pointer; vertical-align: middle; box-shadow: none; }
.set-expand-button:hover { background: #e6d5f0; }
.material-code { vertical-align: middle; }
.set-component-row > td { padding: 0 !important; background: #faf7fc; }
.set-component-panel { margin: 8px 14px 14px 42px; padding: 12px; border-left: 4px solid #7a3f98; border-radius: 8px; background: #fff; box-shadow: 0 3px 12px rgba(65, 31, 84, .08); }
.set-component-title { margin-bottom: 8px; color: var(--accent-dark); font-weight: 800; }
.set-component-panel table { width: 100%; border-collapse: collapse; }
.set-component-panel th, .set-component-panel td { padding: 8px 10px !important; border-bottom: 1px solid #ece4f1; background: transparent; text-align: left; }
.set-component-panel th:last-child, .set-component-panel td:last-child { text-align: right; }
.set-component-empty { padding: 10px; color: var(--muted); }

.calculator-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 14px;
  align-items: start;
  margin-top: 14px;
}

.calculator-layout > section {
  min-width: 0;
  margin-top: 0;
  grid-column: 1;
}

.calculator-layout > .insulator-panel {
  grid-column: 2;
  grid-row: 1 / span 2;
  position: static;
  max-height: none;
  overflow: visible;
}

.insulator-panel .result-head {
  align-items: flex-start;
  flex-direction: column;
  gap: 6px;
}

.insulator-panel .insulator-counts {
  grid-template-columns: 1fr;
}

.insulator-panel p { margin-top: 12px; line-height: 1.6; }
.insulator-panel details { margin-top: 10px; overflow-wrap: anywhere; }
.export-actions { display: grid; gap: 9px; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.export-actions h3 { margin: 0 0 3px; color: var(--accent-dark); font-size: 15px; }
.export-actions button {
  position: relative;
  width: 100%;
  min-height: 44px;
  padding: 10px 13px 10px 43px;
  overflow: hidden;
  border: 1px solid #6f3b94;
  border-left: 4px solid var(--gold);
  border-radius: 11px;
  background: linear-gradient(135deg, #4b216e 0%, #713b98 72%, #8750aa 100%);
  color: #fff;
  text-align: left;
  font-weight: 700;
  box-shadow: 0 5px 12px rgba(75, 33, 110, .16);
  transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
}
.export-actions button::before {
  content: "↓";
  position: absolute;
  left: 11px;
  top: 50%;
  display: grid;
  width: 23px;
  height: 23px;
  place-items: center;
  transform: translateY(-50%);
  border-radius: 7px;
  background: var(--gold);
  color: #402054;
  font-size: 15px;
  font-weight: 900;
}
.export-actions button:hover {
  transform: translateY(-1px);
  border-color: var(--gold);
  background: linear-gradient(135deg, #57267e 0%, #8245aa 100%);
  box-shadow: 0 8px 18px rgba(75, 33, 110, .24);
}
.export-actions button:active { transform: translateY(0); box-shadow: 0 3px 8px rgba(75, 33, 110, .18); }
.export-actions #exportPageHardware { border-left-color: #ffd45a; background: linear-gradient(135deg, #5b287f 0%, #78409c 65%, #94602d 150%); }

/* Dark theme: keep every working surface readable, including dialogs and Admin. */
:root[data-theme="dark"] body {
  background:
    radial-gradient(circle at 5% 0%, rgba(113, 135, 154, 0.10), transparent 30rem),
    radial-gradient(circle at 95% 8%, rgba(255, 255, 255, 0.035), transparent 26rem),
    var(--bg);
}

:root[data-theme="dark"] .topbar { background: linear-gradient(125deg, #25292d 0%, #30363b 62%, #3a4248 100%); }
:root[data-theme="dark"] .app-tabs { background: rgba(32, 35, 38, 0.9); border-color: var(--line); }
:root[data-theme="dark"] .app-tab.active,
:root[data-theme="dark"] .work-type-button.active,
:root[data-theme="dark"] .actions button:first-child { background: linear-gradient(135deg, #3b4852, #526574); border-color: #657b8c; }
:root[data-theme="dark"] input,
:root[data-theme="dark"] select,
:root[data-theme="dark"] textarea,
:root[data-theme="dark"] td input,
:root[data-theme="dark"] td select,
:root[data-theme="dark"] .project-fields input,
:root[data-theme="dark"] .project-fields select,
:root[data-theme="dark"] .form-grid input,
:root[data-theme="dark"] .form-grid select,
:root[data-theme="dark"] .note-field textarea,
:root[data-theme="dark"] .admin-login input,
:root[data-theme="dark"] .wire-details select,
:root[data-theme="dark"] .surge-details select,
:root[data-theme="dark"] .structure-row select,
:root[data-theme="dark"] .structure-row input,
:root[data-theme="dark"] .move-project-label select,
:root[data-theme="dark"] .cloud-save-dialog select {
  border-color: #4a5157;
  background: #292d31;
  color: var(--ink);
}

:root[data-theme="dark"] button:not(.primary):not(.app-tab.active):not(.work-type-button.active):not(.page-number.active):not(.theme-toggle):not(.set-expand-button) {
  border-color: #4a5157;
  background-color: #292d31;
  color: var(--ink);
}

:root[data-theme="dark"] th { background: linear-gradient(180deg, #33383d, #2c3034); color: #e7ebee; }
:root[data-theme="dark"] td { background-color: #202326; }
:root[data-theme="dark"] .saved-source-section,
:root[data-theme="dark"] .cloud-project-folder,
:root[data-theme="dark"] .saved-card,
:root[data-theme="dark"] .upload-box,
:root[data-theme="dark"] .request-card,
:root[data-theme="dark"] .public-pending-request,
:root[data-theme="dark"] .entry-group,
:root[data-theme="dark"] .set-component-panel,
:root[data-theme="dark"] .image-dialog,
:root[data-theme="dark"] .cloud-save-dialog,
:root[data-theme="dark"] .admin-cloud-trash {
  background: #24282b;
  color: var(--ink);
}

:root[data-theme="dark"] .admin-request-editor { background: #202326; }

:root[data-theme="dark"] .saved-source-section.cloud-source-section,
:root[data-theme="dark"] .cloud-project-folder-title,
:root[data-theme="dark"] .insulator-fields,
:root[data-theme="dark"] .surge-details {
  background: linear-gradient(135deg, #2b3034, #303438);
}

:root[data-theme="dark"] .head-options { background: #292d31; border-color: #71879a; }
:root[data-theme="dark"] .head-option { background: #292d31; border-bottom-color: #3d4348; }
:root[data-theme="dark"] .head-option:hover,
:root[data-theme="dark"] .head-option:focus { background: #3a444c; color: #fff; }
:root[data-theme="dark"] .wire-details-row td,
:root[data-theme="dark"] .surge-details-row td,
:root[data-theme="dark"] .set-component-row > td { background: #1b1e20; }
:root[data-theme="dark"] .wire-details,
:root[data-theme="dark"] .request-status-tabs,
:root[data-theme="dark"] .head-entry-group .entry-group-heading { background: #292e32; }
:root[data-theme="dark"] .structure-entry-group { background: #17252d; border-color: #31566c; }
:root[data-theme="dark"] .structure-entry-group .entry-group-heading { background: #203946; }
:root[data-theme="dark"] .wire-entry-group { background: #172a25; border-color: #315f54; }
:root[data-theme="dark"] .wire-entry-group .entry-group-heading { background: #1e3d35; }
:root[data-theme="dark"] .actual-insulator-entry { background: #302329; border-color: #684253; }
:root[data-theme="dark"] .actual-insulator-entry .entry-group-heading { background: #462b37; }
:root[data-theme="dark"] .insulator-counts > div.reusable-summary.insulator-work-group { background: #203a2b; color: #a9dfbb; border-color: #3f684d; }
:root[data-theme="dark"] .reusable-summary small { color: #91b99f; }
:root[data-theme="dark"] .request-image-panel,
:root[data-theme="dark"] .request-admin-image,
:root[data-theme="dark"] .drive-connect-panel { background: #292e32; color: var(--ink); }
:root[data-theme="dark"] .form-grid .insulator-field { background: #292e32; color: #e5eaed; }
:root[data-theme="dark"] .existing-data-hint { color: #e5eaed; }
:root[data-theme="dark"] .result-work-section.install h3,
:root[data-theme="dark"] .insulator-counts > div { background: #193649; color: #a9dcff; border-color: #315f79; }
:root[data-theme="dark"] .result-work-section.combined h3 { background: #30383e; color: #dce5eb; }
:root[data-theme="dark"] .result-work-section.demolition h3,
:root[data-theme="dark"] .insulator-counts > div:last-child,
:root[data-theme="dark"] .insulator-work-group.demolition { background: #4d2638; color: #ffc1d8; border-color: #75405a; }
:root[data-theme="dark"] .result-work-section.demolition h3 span { color: #efa3c0; }
:root[data-theme="dark"] .status.error { background: #482826; color: #ffb1ab; border-color: #9d5b55; }
:root[data-theme="dark"] #cloudQuickUser { background: #2c3237; color: #e5eaed; border-color: #4d5c67; }
:root[data-theme="dark"] .export-actions button,
:root[data-theme="dark"] .export-actions #exportPageHardware { background: linear-gradient(135deg, #333b41 0%, #46545e 100%); border-color: #596a76; }
:root[data-theme="dark"] .export-actions button:hover { background: linear-gradient(135deg, #3b454c 0%, #52636f 100%); }
:root[data-theme="dark"] .project-action-cluster { background: #252a2e; border-color: #414a51; }
:root[data-theme="dark"] button:not(.theme-toggle):not(.set-expand-button) {
  border-color: #4d5860;
  background: #2c3237;
  color: #e8edf0;
  box-shadow: none;
}
:root[data-theme="dark"] button:not(.theme-toggle):not(.set-expand-button):hover {
  border-color: #71838f;
  background: #374047;
  color: #fff;
  box-shadow: 0 5px 14px rgba(0, 0, 0, .22);
}
:root[data-theme="dark"] button.primary,
:root[data-theme="dark"] #saveCloudProject,
:root[data-theme="dark"] .app-tab.active,
:root[data-theme="dark"] .work-type-button.active,
:root[data-theme="dark"] .page-number.active,
:root[data-theme="dark"] .actions button:first-child,
:root[data-theme="dark"] .export-actions button,
:root[data-theme="dark"] .export-actions #exportPageHardware {
  border-color: #687c8a;
  background: linear-gradient(135deg, #42515c, #566a78);
  color: #fff;
}
:root[data-theme="dark"] .set-expand-button { border-color: #60717d; background: #30383e; color: #dce5eb; }
:root[data-theme="dark"] .set-expand-button:hover { border-color: #7f929f; background: #3b464d; color: #fff; }
:root[data-theme="dark"] .export-actions button,
:root[data-theme="dark"] .export-actions #exportPageHardware {
  border-color: #4d5860;
  background: #30363b;
  color: #edf1f3;
}
:root[data-theme="dark"] .export-actions button:hover,
:root[data-theme="dark"] .export-actions #exportPageHardware:hover {
  border-color: #6b7c87;
  background: #353d43;
  color: #fff;
}
:root[data-theme="dark"] .project-action-cluster button,
:root[data-theme="dark"] .project-action-cluster #saveLocalProject,
:root[data-theme="dark"] .project-action-cluster #saveCloudProject,
:root[data-theme="dark"] .work-type-button {
  border-color: #4d5860;
  background: #2c3237;
  color: #e8edf0;
  box-shadow: none;
}
:root[data-theme="dark"] .work-type-switch { border-color: #4d5860; background: #252a2e; }
:root[data-theme="dark"] .project-action-cluster button:hover,
:root[data-theme="dark"] .project-action-cluster #saveLocalProject:hover,
:root[data-theme="dark"] .project-action-cluster #saveCloudProject:hover,
:root[data-theme="dark"] .work-type-button:hover {
  border-color: #71808b;
  background: #374047;
  color: #fff;
}
:root[data-theme="dark"] .work-type-button.active {
  border-color: #e3e8eb;
  background: #e3e8eb;
  color: #30373c;
  box-shadow: none;
}
:root[data-theme="dark"] .work-type-button span { background: #40484e; color: #e8edf0; }
:root[data-theme="dark"] .work-type-button.active span { background: #59656d; color: #fff; }
:root[data-theme="dark"] .project-action-cluster button:disabled {
  border-color: #424a50;
  background: #292e32;
  color: #858e94;
  opacity: 1;
}
:root[data-theme="dark"] #calculate,
:root[data-theme="dark"] #expandSet,
:root[data-theme="dark"] #addRow,
:root[data-theme="dark"] #addWireRow,
:root[data-theme="dark"] #addStructureRow {
  border-color: #687c8a;
  background: linear-gradient(135deg, #42515c, #566a78);
  color: #fff;
  box-shadow: 0 5px 12px rgba(0, 0, 0, .18);
}
:root[data-theme="dark"] #calculate:hover,
:root[data-theme="dark"] #expandSet:hover,
:root[data-theme="dark"] #addRow:hover,
:root[data-theme="dark"] #addWireRow:hover,
:root[data-theme="dark"] #addStructureRow:hover {
  border-color: #8295a2;
  background: linear-gradient(135deg, #4b5b66, #607684);
  color: #fff;
}
:root[data-theme="dark"] button.danger,
:root[data-theme="dark"] .folder-delete,
:root[data-theme="dark"] .remove-head-row,
:root[data-theme="dark"] .remove-structure-row {
  border-color: #79515a;
  background: #422f34;
  color: #f2b5c1;
}
:root[data-theme="dark"] button.danger:hover,
:root[data-theme="dark"] .folder-delete:hover,
:root[data-theme="dark"] .remove-head-row:hover,
:root[data-theme="dark"] .remove-structure-row:hover {
  border-color: #a46a77;
  background: #50383e;
  color: #ffd4dc;
}
:root[data-theme="dark"] #saveHint.saved { background: #1e422d; color: #9ce0b3; }
:root[data-theme="dark"] #saveHint.dirty,
:root[data-theme="dark"] #saveHint.new { background: #4c3a16; color: #ffe093; }
:root[data-theme="dark"] .change-badge[data-kind="added"],
:root[data-theme="dark"] .diff-added { background: #1c402b; color: #9de0b4; }
:root[data-theme="dark"] .change-badge[data-kind="changed"],
:root[data-theme="dark"] .diff-changed { background: #4a3715; color: #ffdc87; }
:root[data-theme="dark"] .change-badge[data-kind="removed"],
:root[data-theme="dark"] .diff-removed { background: #4b2828; color: #ffaaa4; }
:root[data-theme="dark"] .diff-same { background: #302d33; color: var(--muted); }

@media (max-width: 1050px) {
  .calculator-layout { grid-template-columns: minmax(0, 1fr); }
  .calculator-layout > .insulator-panel {
    grid-column: 1;
    grid-row: auto;
    position: static;
    max-height: none;
  }
  .insulator-panel .insulator-counts { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 760px) {
  .actual-insulator-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .structure-row { grid-template-columns: 1fr 100px 38px; }
  .entry-group-heading small { display: none; }
  .shell {
    width: min(100% - 20px, 1240px);
    padding-top: 14px;
  }

  .topbar,
  .upload-grid,
  .form-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .status {
    max-width: none;
    text-align: left;
  }

  .topbar-actions { justify-items: stretch; }
  .theme-toggle { justify-self: start; }

  .control-group.grow {
    margin-left: 0;
  }

  .project-bar,
  .saved-card,
  .saved-head {
    align-items: stretch;
    flex-direction: column;
  }

  .project-actions,
  .saved-actions {
    justify-content: flex-start;
  }

  .project-fields { grid-template-columns: 1fr; }
  .project-status-row { align-items: stretch; flex-direction: column; }
  .project-action-cluster { width: 100%; flex-wrap: wrap; }
  .project-action-cluster > span { width: 100%; }
  .project-action-cluster button { flex: 1; }
  .cloud-action-cluster { margin-left: 0; }

  #saveHint {
    text-align: left;
  }

  .wire-details,
  .wire-details label {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
  }
}

@media (max-width: 720px) {
  .surge-details { grid-template-columns: 1fr; }
}