/**
 * OBC-styles.css Refactored 2025.06.06 to consolidate column widths and improve readability
 * Core styles for OBC Matrix

 */

:root {
  /* Layout dimensions */
  --key-values-height: 0px;
  --header-height: 60px;
  --tab-height: 40px;
  --tab-spacer-height: 15px; /* Fixed spacer height */

  /* Colors */
  --primary-text: #212529;
  --secondary-text: #5f6368;
  --header-bg: #212529;
  --header-text: #ffffff;
  --border-color: #dee2e6;
  --hover-bg: #f8f9fa;
  --table-header-bg: #f1f3f4;
  --user-input-color: #0d6efd;
  --calculated-value-color: #202124;
  --derived-value-color: #202124;
  --reference-value-color: #8b0000;
  --target-value-color: #1a73e8;
  --actual-value-color: #202124;
  --link-color: #0d6efd;
  --tab-active-bg: #495057;
  --tab-active-border: #0d6efd;

  /* Sizes and spacings */
  --section-spacing: 12px;
  --cell-padding: 4px 8px;
  --header-cell-padding: 6px 8px;
  --border-radius: 8px;

  /* Font sizes */
  --base-font-size: 0.85rem;
  --small-font-size: 0.8em;
  --smaller-font-size: 0.75em; /* Adjusted this for header rows */
  --header-font-size: 1rem;
  --key-values-font-size: 1.3rem;
}

/* =============== Base Element Styling =============== */

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
  font-size: var(--base-font-size);
  line-height: 1.5;
  color: var(--primary-text);
  margin: 0;
  padding: 0;
}

.logo {
  height: var(--header-height);
}

/* =============== Layout Framework =============== */

/* App wrapper structure */
#app-wrapper {
  position: relative;
  width: 100%;
  margin-top: 0;
  min-height: 100vh; /* Take at least full viewport height */
  /* Ensure clean separation from header elements */
  padding-top: 0;
  border-top: 0;
}

/* Main container structure */
#calculator-container {
  position: relative;
  width: 100%;
  margin-top: 0;
  min-height: 500px;
}

/* Section spacer to maintain proper distance between tabs and content */
.section-spacer {
  display: none;
  height: 0;
}

/* In horizontal layout, add fixed spacing below tabs */
.horizontal-layout .section-spacer {
  display: block;
  height: 15px;
  min-height: 15px;
  max-height: 15px;
  width: 100%;
  background: transparent;
  margin: 0;
  padding: 0;
}

/* Tab spacer - setting to zero height in horizontal layout */
.tab-spacer {
  height: 0;
  display: none;
  background-color: transparent;
  position: static;
}

/* Building Info (S01) positioning - sticky header */
#buildingInfo {
  position: sticky;
  top: 0;
  z-index: 110;
  margin-bottom: 0;
  background-color: #fff;
  box-shadow: none; /* Remove shadow which can cause line */
  border-bottom: none; /* Remove border which can cause line */
}

/* Legacy keyValues support for compatibility */
#keyValues {
  position: sticky;
  top: 0;
  z-index: 110;
  margin-bottom: 0;
  background-color: #fff;
  box-shadow: none; /* Remove shadow which can cause line */
  border-bottom: none; /* Remove border which can cause line */
}

/* Tab container - attach directly to Key Values with no gap */
.tab-container {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
  background-color: var(--header-bg);
  border: 2px solid var(--header-bg);
  border-top: none;
  border-bottom-left-radius: var(--border-radius);
  border-bottom-right-radius: var(--border-radius);
  position: sticky;
  top: var(
    --key-values-height
  ); /* Stick exactly at the bottom of sticky header section */
  z-index: 109;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  white-space: nowrap;
  margin-top: 0;
  margin-bottom: 0;
  height: var(--tab-height);
  border-top-left-radius: 0 !important;
  border-top-right-radius: 0 !important;
}

.tab-container::-webkit-scrollbar {
  display: none; /* Chrome, Safari, Opera */
}

/* Prevent active sections from getting too close to tabs */
.horizontal-layout .section.active:not(#keyValues) {
  position: relative;
  margin-top: 0; /* Reset margin */
}

/* =============== Section Styling =============== */

.section {
  margin-bottom: var(--section-spacing);
  border: 2px solid var(--header-bg);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.section-header {
  background-color: var(--header-bg);
  color: white;
  padding: 8px 12px;
  font-weight: 500;
  font-size: var(--header-font-size);
  display: flex;
  align-items: center;
  user-select: none;
  cursor: pointer;
}

.section-icon {
  margin-right: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.section-content {
  transition:
    max-height 0.3s ease-out,
    opacity 0.2s ease-out;
  max-height: 2000px;
  opacity: 1;
  overflow: hidden;
  overflow-x: auto;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
}

/* Hide scrollbar for webkit browsers */
.section-content::-webkit-scrollbar {
  display: none;
}

/* =============== Data Tables - PURE NATURAL BROWSER BEHAVIOR =============== */

/* Minimal table styling - let browser's natural algorithm work perfectly */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--base-font-size);
  /* NO column constraints - pure browser content-based sizing */
}

/* Table cells - clean and simple */
.data-table td,
.data-table th {
  padding: var(--cell-padding);
  border-bottom: 1px solid #eeeeee;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: middle;
}

/* Ensure cells have minimum vertical padding for focus glow */
.data-table td {
  padding-top: 4px !important;
  padding-bottom: 4px !important;
}

/* UNIVERSAL ALIGNMENT: Simple and clean */
.data-table td {
  text-align: left; /* All table content left-aligned by default */
}

/* Universal numeric field right-alignment - clean field type approach */
.data-table td.calculated-value,
.data-table td.derived-value,
.data-table td input[type="number"],
.data-table td[data-type="numeric"],
.data-table td.numeric-field {
  text-align: right;
}

/* Calculated values are bold (alignment handled above) */
.calculated-value {
  font-weight: 700;
  color: var(--calculated-value-color);
}

.derived-value {
  font-weight: 600;
  color: var(--derived-value-color);
}

/* Style for fields awaiting measurement/input */
.PendingValue {
  font-style: italic;
  color: #888888;
}

/* =============== Layout Toggle and Navigation =============== */

/* Toggle buttons for layout modes */
#layout-toggle {
  margin-bottom: 15px;
}

/* Tab styling */
.tab {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  padding: 8px 12px;
  color: #fff;
  background-color: transparent;
  border: none;
  border-right: 1px solid #444;
  cursor: pointer;
  transition: background-color 0.2s;
  white-space: nowrap;
  height: var(--tab-height);
  min-width: 80px;
}

.tab i {
  margin-right: 4px;
  font-size: 0.9em;
}

.tab.icon-only {
  min-width: 40px;
  padding: 8px 8px;
  justify-content: center;
}

.tab.icon-only i {
  margin-right: 0;
  font-size: 1.1em;
}

/* Button sizing fixes */
#expand-collapse-all,
.layout-toggle-btn {
  font-size: 20px;
  line-height: 1;
  width: 30px;
  height: 30px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tab:hover {
  background-color: var(--tab-active-bg);
}

.tab.active {
  background-color: var(--tab-active-bg);
  border-bottom: 4px solid var(--tab-active-border) !important;
}

/* Layout toggle button in Key Values header */
.layout-toggle-btn {
  background: transparent;
  border: none;
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0 10px;
}

.layout-toggle-btn:hover {
  color: #f1f1f1;
}

/* Expand/Collapse controls */
.expand-collapse-all {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
  padding: 6px 10px;
  background-color: #f1f3f4;
  border-radius: 4px;
  cursor: pointer;
  user-select: none;
  font-size: 0.9rem;
}

.expand-collapse-all:hover {
  background-color: #e8eaed;
}

.expand-collapse-all .toggle-icon {
  display: inline-block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 7px 4px 0 4px;
  border-color: var(--primary-text) transparent transparent transparent;
  margin-right: 8px;
  transition: transform 0.3s ease;
}

.expand-collapse-all.collapsed .toggle-icon {
  transform: rotate(-90deg);
}

/* Section toggle icon */
.section-header .toggle-icon {
  display: inline-block;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 7px 4px 0 4px;
  border-color: white transparent transparent transparent;
  margin-right: 8px;
  transition: transform 0.3s ease;
}

.section-header.collapsed .toggle-icon {
  transform: rotate(-90deg);
}

/* Collapsible section content */
.section-header.collapsed + .section-content {
  max-height: 0 !important;
  opacity: 0 !important;
  overflow: hidden;
  padding: 0;
  margin: 0;
  border: none;
}

/* =============== Layout Modes =============== */

/* Horizontal (tabbed) layout */
.horizontal-layout #buildingInfo,
.horizontal-layout #keyValues {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  margin-bottom: 0;
}

.horizontal-layout .tab-container {
  display: flex !important;
}

.horizontal-layout .expand-collapse-all {
  display: none;
}

.horizontal-layout .section:not(#buildingInfo):not(#keyValues):not(.active) {
  display: none;
}

.horizontal-layout .section.active:not(#buildingInfo):not(#keyValues) {
  display: block;
  margin-top: 0;
  padding-top: 0;
  align-self: flex-start;
}

/* Vertical layout */
.vertical-layout .tab-container {
  display: none !important;
}

.vertical-layout .section {
  display: block;
}

.vertical-layout #buildingInfo,
.vertical-layout #keyValues {
  margin-bottom: var(--section-spacing) !important;
  border-bottom-left-radius: var(--border-radius) !important;
  border-bottom-right-radius: var(--border-radius) !important;
  border-bottom: 2px solid var(--header-bg) !important;
}

/* =============== Component Styling =============== */

/* Dropdowns */
/* Force removal of borders/outlines on dropdowns and their containers */
.form-select,
select.form-select,
select.form-control,
select,
option,
.data-table td select.form-select {
  /* Font consistency */
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
  font-family: sans-serif; /* Fallback */

  /* Restore forcing removal of border and outline */
  border: none !important; /* Restored rule */
  outline: none !important;
  box-shadow: none;
  /* Keep dropdowns transparent, they don't need hover bg */
  background-color: transparent;

  /* Ensure consistent size and appearance */
  font-size: inherit; /* Inherit from parent cell */
  color: var(--user-input-color); /* Blue color for select */
  font-weight: 500;
}

/* Restore Bootstrap's default for dropdown-menu and dropdown-item */
.dropdown-menu,
.dropdown-item {
  background-color: #fff !important;
}

/* Apply to select elements within table cells */
.data-table select.form-select {
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid #ced4da !important; /* Restore Bootstrap border */
  border-radius: 0.25rem !important; /* Bootstrap default radius */
  padding: 0.375rem 2.25rem 0.375rem 0.75rem !important; /* Bootstrap default padding */
  background-color: #fff !important; /* Ensure white background */
  /* Ensure the select sits properly in the cell */
  margin: 2px 0; /* Small margin to prevent border touching table lines */
  height: calc(100% - 4px); /* Account for margins */
}

/* Natural dropdown cell sizing - no min-width constraints */
[data-dropdown-id] {
  padding: 2px 8px !important; /* Adjust cell padding to accommodate select borders */
}

/* Sliders */
[data-type="percentage"],
[data-type="coefficient"],
[data-type="year_slider"] {
  cursor: pointer;
  color: var(--user-input-color);
  font-weight: 500;
}

/* =============== MINIMAL INPUT FIELD STYLING =============== */
/* Ultra-minimal approach - just enough to show editability without visual noise */

/* Base styling for editable fields - minimal and clean */
.data-table td[contenteditable="true"].user-input,
.data-table td input[type="number"].user-input,
.data-table td.editable[contenteditable="true"],
.data-table td .user-input[contenteditable="true"] {
  /* Minimal borders - preserve table structure */
  border: none !important;
  border-radius: 0 !important;
  background-color: transparent !important;
  padding: 4px 8px !important;
  margin: 0 !important;

  /* Typography */
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif !important;
  font-size: inherit !important;
  color: var(--user-input-color) !important;
  font-weight: 500 !important;

  /* Clean interactions */
  outline: none !important;
  /* transition: border-bottom-color 0.2s ease, background-color 0.2s ease !important; */ /* REMOVED: TEUI-style animations unnecessary for forms */
  cursor: text !important;

  /* Default sizing */
  width: 100% !important;
  box-sizing: border-box !important;
  /* text-align: left inherited from universal rule */
}

/* CRITICAL: Preserve table row dividers - don't override parent td border-bottom */
.data-table td:has([contenteditable="true"].user-input),
.data-table td:has(input[type="number"].user-input),
.data-table td:has(.editable[contenteditable="true"]),
.data-table td.user-input[contenteditable="true"] {
  /* Keep the table's natural row border */
  border-bottom: 1px solid #eeeeee !important;
}

/* Special alignment for numeric fields handled by universal rule above */

/* Hover state - very subtle background hint + enhanced border */
.data-table td[contenteditable="true"].user-input:hover,
.data-table td input[type="number"].user-input:hover,
.data-table td.editable[contenteditable="true"]:hover,
.data-table td .user-input[contenteditable="true"]:hover {
  background-color: rgba(13, 110, 253, 0.03) !important;
}

/* Enhanced border for hover state on parent cell */
.data-table td:has([contenteditable="true"].user-input:hover),
.data-table td:has(input[type="number"].user-input:hover),
.data-table td:has(.editable[contenteditable="true"]:hover),
.data-table td.user-input[contenteditable="true"]:hover {
  border-bottom-color: rgba(13, 110, 253, 0.4) !important;
}

/* Focus state - subtle background + enhanced border */
.data-table td[contenteditable="true"].user-input:focus,
.data-table td input[type="number"].user-input:focus,
.data-table td.editable[contenteditable="true"]:focus,
.data-table td .user-input[contenteditable="true"]:focus {
  background-color: rgba(13, 110, 253, 0.05) !important;
}

/* Enhanced border for focus state on parent cell */
.data-table td:has([contenteditable="true"].user-input:focus),
.data-table td:has(input[type="number"].user-input:focus),
.data-table td:has(.editable[contenteditable="true"]:focus),
.data-table td.user-input[contenteditable="true"]:focus {
  border-bottom-color: #0d6efd !important;
}

/* Parent cell styling - minimal */
.data-table td:has([contenteditable="true"].user-input),
.data-table td:has(input[type="number"].user-input),
.data-table td.editable,
.data-table td:has(.user-input[contenteditable="true"]) {
  padding: 4px 8px !important;
  vertical-align: middle !important;
}

/* Override conflicting cell hover styles */
.data-table td:has([contenteditable="true"].user-input):hover,
.data-table td:has(input[type="number"].user-input):hover,
.data-table td.editable:hover,
.data-table td:has(.user-input[contenteditable="true"]):hover {
  background-color: transparent !important;
}

/* Remove conflicting TD focus styles */
.data-table td.editable.editing,
.data-table td.user-input.editing,
.data-table td:has([contenteditable="true"].editing),
.data-table td:has(input[type="number"]:focus) {
  box-shadow: none !important;
  border-radius: 0 !important;
}

/* Default/placeholder text styling - muted grey */
.data-table td[contenteditable="true"].user-input:not(.user-modified),
.data-table td input[type="number"].user-input:not(.user-modified),
.data-table td.editable[contenteditable="true"]:not(.user-modified),
.data-table td .user-input[contenteditable="true"]:not(.user-modified) {
  color: #6c757d !important; /* Muted grey for default/placeholder text */
  font-style: italic !important; /* Subtle italic to indicate placeholder nature */
}

/* User-modified text styling - blue and confident */
.data-table td[contenteditable="true"].user-input.user-modified,
.data-table td input[type="number"].user-input.user-modified,
.data-table td.editable[contenteditable="true"].user-modified,
.data-table td .user-input[contenteditable="true"].user-modified {
  color: var(--user-input-color) !important; /* Blue for user-entered values */
  font-style: normal !important; /* Remove italic for user values */
  font-weight: 600 !important; /* Slightly bolder to show confidence */
}

/* Temporary editing intent styling - blue while actively editing (before commit) */
.data-table td[contenteditable="true"].user-input.editing-intent,
.data-table td input[type="number"].user-input.editing-intent,
.data-table td.editable[contenteditable="true"].editing-intent,
.data-table td .user-input[contenteditable="true"].editing-intent {
  color: var(--user-input-color) !important; /* Blue while editing */
  font-style: normal !important; /* Remove italic while editing */
  font-weight: 600 !important; /* Bold while editing */
}

/* Smooth transition between states - REMOVED: TEUI-style animations unnecessary for forms */
.data-table td[contenteditable="true"].user-input,
.data-table td input[type="number"].user-input,
.data-table td.editable[contenteditable="true"],
.data-table td .user-input[contenteditable="true"] {
  /* transition: color 0.3s ease, font-style 0.3s ease, font-weight 0.3s ease, 
              border-bottom-color 0.2s ease, background-color 0.2s ease !important; */ /* REMOVED: TEUI confidence feedback animations */
}

/* =============== END MINIMAL INPUT FIELD STYLING =============== */

/* =============== SECTION 04 SPECIFIC LAYOUT OPTIMIZATION =============== */

/* Section 04: Hide completely empty columns to improve density */
#firefightingSystems .data-table td:nth-child(6),  /* Column F - empty */
#firefightingSystems .data-table td:nth-child(7),  /* Column G - empty */
#firefightingSystems .data-table td:nth-child(10), /* Column J - empty */
#firefightingSystems .data-table td:nth-child(13), /* Column M - empty */
#firefightingSystems .data-table td:nth-child(14)  /* Column N - empty */ {
  display: none;
}

/* Section 04: Flex/Auto responsive layout for remaining columns */
#firefightingSystems .data-table {
  table-layout: auto; /* Allow flexible column sizing */
  width: 100%;
}

/* Section 04: Intelligent column sizing for content-bearing columns */
#firefightingSystems .data-table td:nth-child(1) {
  width: 4%;
} /* Row numbers */
#firefightingSystems .data-table td:nth-child(2) {
  width: 6%;
} /* Section numbers */
#firefightingSystems .data-table td:nth-child(3) {
  width: 25%;
} /* Labels */
#firefightingSystems .data-table td:nth-child(4) {
  width: 15%;
} /* Dropdowns */
#firefightingSystems .data-table td:nth-child(5) {
  width: 30%;
} /* Descriptions */
#firefightingSystems .data-table td:nth-child(8) {
  width: 12%;
} /* Content labels */
#firefightingSystems .data-table td:nth-child(9) {
  width: 10%;
} /* Additional dropdowns */
#firefightingSystems .data-table td:nth-child(11) {
  /* Column K - flex */
}
#firefightingSystems .data-table td:nth-child(12) {
  width: 10%;
} /* OBC references */
#firefightingSystems .data-table td:nth-child(15) {
  width: 8%;
} /* Notes */

/* Section 04: Ensure descriptions wrap properly instead of expanding table width */
#firefightingSystems .data-table td:nth-child(5) {
  white-space: normal !important; /* Allow text wrapping in description column */
  word-wrap: break-word;
  hyphens: auto;
  max-width: 300px; /* Prevent excessive expansion */
}

/* Section 04: Compact dropdown sizing */
#firefightingSystems .data-table select.form-select {
  font-size: 0.85rem; /* Slightly smaller font for dropdowns */
  padding: 0.25rem 1.5rem 0.25rem 0.5rem !important; /* Tighter padding */
}

/* Section 04: Prevent OBC reference column from expanding */
#firefightingSystems .data-table td:nth-child(12) {
  white-space: normal !important;
  word-wrap: break-word;
  font-size: 0.8rem; /* Smaller font for references */
  max-width: 120px;
}

/* =============== END SECTION 04 LAYOUT OPTIMIZATION =============== */

/* =============== SECTION 04 LAYOUT OPTIMIZATION =============== */

/* Section 04: Building Areas - Expandable structure with EXISTING/NEW/TOTAL columns */
/* Section 04: Intelligent content-based column system */
#buildingAreas .data-table {
  table-layout: auto; /* Content-based but controlled */
  width: 100%;
}

/* Section 04: Hide completely empty columns to improve density */
#buildingAreas .data-table td:nth-child(5),  /* Column E - empty */
#buildingAreas .data-table td:nth-child(6),  /* Column F - empty */
#buildingAreas .data-table td:nth-child(7),  /* Column G - empty */
#buildingAreas .data-table td:nth-child(8),  /* Column H - empty */
#buildingAreas .data-table td:nth-child(13), /* Column M - empty */
#buildingAreas .data-table td:nth-child(14)  /* Column N - empty */ {
  width: 0 !important; /* Completely hide empty columns */
  padding: 0 !important; /* Remove all padding */
  border: none !important; /* Remove borders */
  overflow: hidden !important;
}

/* Section 04: Controlled width for content columns */
#buildingAreas .data-table td:nth-child(1) {
  width: 70px !important;
} /* Column A - expandable buttons */
#buildingAreas .data-table td:nth-child(2) {
  width: 40px !important;
} /* Column B - row numbers */
#buildingAreas .data-table td:nth-child(3) {
  width: 160px !important;
} /* Column C - section labels */
#buildingAreas .data-table td:nth-child(4) {
  width: 200px !important; /* Column D - descriptions (controlled!) */
  max-width: 200px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#buildingAreas .data-table td:nth-child(9) {
  width: 80px !important;
} /* Column I - EXISTING */
#buildingAreas .data-table td:nth-child(10) {
  width: 80px !important;
} /* Column J - NEW */
#buildingAreas .data-table td:nth-child(11) {
  width: 80px !important;
} /* Column K - TOTAL */
#buildingAreas .data-table td:nth-child(12) {
  width: 120px !important;
} /* Column L - OBC references */
#buildingAreas .data-table td:nth-child(15) {
  width: 220px !important;
} /* Column O - Notes */

/* Section 04: Ensure text inputs don't expand beyond container */
#buildingAreas .data-table td:nth-child(4) input,
#buildingAreas .data-table td:nth-child(4) [contenteditable] {
  width: 100% !important;
  max-width: 190px !important; /* Slightly less than cell width */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Section 04: Numeric columns right-aligned */
#buildingAreas .data-table td:nth-child(9),  /* EXISTING */
#buildingAreas .data-table td:nth-child(10), /* NEW */
#buildingAreas .data-table td:nth-child(11)  /* TOTAL */ {
  text-align: right !important;
}

/* Section 04: Notes column wrapping */
#buildingAreas .data-table td:nth-child(15) {
  white-space: normal !important;
  word-wrap: break-word !important;
  vertical-align: top !important;
}

/* =============== END SECTION 04 LAYOUT OPTIMIZATION =============== */

/* =============== SECTION 01 LAYOUT OPTIMIZATION =============== */

/* Section 01: Unique layout - longer field labels in Column C, extra generous space for long URLs in Column D */
/* Section 01: Intelligent content-based column system */
#buildingInfo .data-table {
  table-layout: auto; /* Content-based but controlled */
  width: 100%;
}

/* Section 01: Hide completely empty columns to maximize input space */
#buildingInfo .data-table td:nth-child(1),  /* Column A - no expandable rows here */
#buildingInfo .data-table td:nth-child(5),  /* Column E - empty */
#buildingInfo .data-table td:nth-child(6),  /* Column F - empty */
#buildingInfo .data-table td:nth-child(7),  /* Column G - empty */
#buildingInfo .data-table td:nth-child(8),  /* Column H - empty */
#buildingInfo .data-table td:nth-child(9),  /* Column I - empty */
#buildingInfo .data-table td:nth-child(10), /* Column J - empty */
#buildingInfo .data-table td:nth-child(11), /* Column K - empty */
#buildingInfo .data-table td:nth-child(12), /* Column L - empty */
#buildingInfo .data-table td:nth-child(13), /* Column M - empty */
#buildingInfo .data-table td:nth-child(14)  /* Column N - empty */ {
  width: 0 !important; /* Completely hide empty columns */
  padding: 0 !important; /* Remove all padding */
  border: none !important; /* Remove borders */
  overflow: hidden !important;
}

/* Section 01: Controlled width for content columns - maximize input space */
#buildingInfo .data-table td:nth-child(2) {
  width: 40px !important;
} /* Column B - row numbers */
#buildingInfo .data-table td:nth-child(3) {
  width: 220px !important;
} /* Column C - field labels */
#buildingInfo .data-table td:nth-child(4) {
  width: auto !important; /* Column D - expand to fill available space */
  min-width: 800px !important; /* Ensure generous minimum width */
  max-width: none !important; /* Remove width constraints */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#buildingInfo .data-table td:nth-child(15) {
  width: 250px !important;
} /* Column O - Notes */

/* Section 01: Allow text inputs to fill expanded container */
#buildingInfo .data-table td:nth-child(4) input,
#buildingInfo .data-table td:nth-child(4) [contenteditable] {
  width: 100% !important;
  max-width: none !important; /* Remove width constraints to allow full expansion */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Section 01: CRITICAL - Row 1.10 OAA MEMBER REGISTRATION must show full URL (regulatory requirement) */
#buildingInfo tr:nth-of-type(10) td:nth-child(4),
#buildingInfo tr:nth-of-type(10) td:nth-child(4) * {
  width: auto !important; /* Use the expanded auto width */
  min-width: 800px !important; /* Ensure minimum space for full URL */
  max-width: none !important;
  text-overflow: clip !important;
  overflow: visible !important;
  white-space: nowrap !important;
}

/* Section 01: Notes column wrapping */
#buildingInfo .data-table td:nth-child(15) {
  white-space: normal !important;
  word-wrap: break-word !important;
  vertical-align: top !important;
}

/* =============== END SECTION 01 LAYOUT OPTIMIZATION =============== */

/* =============== SECTION 02 LAYOUT OPTIMIZATION =============== */

/* Section 02: Standard layout - shorter labels in Column C, longer user inputs in Column D */
/* Section 02: Intelligent content-based column system */
#buildingOccupancy .data-table {
  table-layout: auto; /* Content-based but controlled */
  width: 100%;
}

/* Section 02: Hide completely empty columns to improve density */
#buildingOccupancy .data-table td:nth-child(1),  /* Column A - no expandable rows here */
#buildingOccupancy .data-table td:nth-child(6),  /* Column F - empty */
#buildingOccupancy .data-table td:nth-child(7),  /* Column G - empty */
#buildingOccupancy .data-table td:nth-child(8),  /* Column H - empty */
#buildingOccupancy .data-table td:nth-child(9),  /* Column I - empty */
#buildingOccupancy .data-table td:nth-child(10), /* Column J - empty */
#buildingOccupancy .data-table td:nth-child(11), /* Column K - empty */
#buildingOccupancy .data-table td:nth-child(13), /* Column M - empty */
#buildingOccupancy .data-table td:nth-child(14)  /* Column N - empty */ {
  width: 1px !important; /* Minimal width for empty columns */
  padding: 2px 1px !important; /* Minimal padding */
  overflow: hidden !important;
}

/* Section 02: Controlled width for content columns */
#buildingOccupancy .data-table td:nth-child(2) {
  width: 40px !important;
} /* Column B - row numbers */
#buildingOccupancy .data-table td:nth-child(3) {
  width: 200px !important;
} /* Column C - field labels */
#buildingOccupancy .data-table td:nth-child(4) {
  width: 250px !important; /* Column D - dropdowns */
  max-width: 250px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#buildingOccupancy .data-table td:nth-child(5) {
  width: 300px !important; /* Column E - descriptions */
  max-width: 300px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#buildingOccupancy .data-table td:nth-child(12) {
  width: 120px !important;
} /* Column L - OBC references */
#buildingOccupancy .data-table td:nth-child(15) {
  width: 220px !important;
} /* Column O - Notes */

/* Section 02: Ensure dropdowns and inputs don't expand beyond container */
#buildingOccupancy .data-table td:nth-child(4) select,
#buildingOccupancy .data-table td:nth-child(4) input,
#buildingOccupancy .data-table td:nth-child(4) [contenteditable] {
  width: 100% !important;
  max-width: 240px !important; /* Slightly less than cell width */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Section 02: Description field handling */
#buildingOccupancy .data-table td:nth-child(5) input,
#buildingOccupancy .data-table td:nth-child(5) [contenteditable] {
  width: 100% !important;
  max-width: 290px !important; /* Slightly less than cell width */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Section 02: Notes column wrapping */
#buildingOccupancy .data-table td:nth-child(15) {
  white-space: normal !important;
  word-wrap: break-word !important;
  vertical-align: top !important;
}

/* =============== END SECTION 02 LAYOUT OPTIMIZATION =============== */

/* =============== Print Styling =============== */

@media print {
  .tab-container,
  .tab-spacer,
  .layout-toggle-btn,
  .expand-collapse-all,
  #layout-toggle {
    display: none !important;
  }

  .section {
    display: block !important;
    page-break-inside: avoid;
  }

  .section-content {
    max-height: none !important;
    opacity: 1 !important;
  }

  #keyValues {
    position: static;
  }
}

/* =============== Responsive Adjustments =============== */

@media (max-width: 992px) {
  .tab {
    padding: 8px 10px;
    min-width: 70px;
  }

  .tab-text-full {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  /* Adjust column behavior at medium size */
  .data-table {
    width: 100%;
  }

  /* Allow description text to wrap only at medium size if absolutely necessary */
  .data-table td:nth-child(6),
  .data-table td:nth-child(7) {
    white-space: normal;
  }
}

@media (max-width: 768px) {
  :root {
    --key-values-font-size: 1.1rem;
    --base-font-size: 0.8rem;
    --header-font-size: 0.9rem;
  }

  .tab {
    min-width: 60px;
    padding: 8px 6px;
  }

  .tab-text-full {
    display: none;
  }

  .tab-text-short {
    max-width: 60px;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .data-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  /* Ensure ID and description columns stay visible - use nth-child instead */
  .data-table td:nth-child(2) {
    min-width: 60px;
  }

  .data-table td:nth-child(3) {
    min-width: 160px;
  }

  .tab {
    padding: 8px 4px;
    min-width: 60px;
    font-size: 0.8em;
  }
}

@media (max-width: 576px) {
  .tab {
    min-width: 40px;
    padding: 8px 8px;
    justify-content: center;
  }

  .tab .tab-text {
    display: none;
  }

  .tab i {
    margin-right: 0;
    font-size: 1.1em;
  }
}

/* Section Controls and Excel Loader Styles */
.section-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.5rem;
}

.excel-loader {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.excel-loader button {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.excel-loader button i {
  font-size: 0.9em;
}

#excelStatus {
  font-size: 0.875rem;
  font-weight: 500;
}

.status-error {
  color: #dc3545;
}
.status-success {
  color: #198754;
}
.status-info {
  color: #0dcaf0;
}
.status-warning {
  color: #ffc107;
}

/* Weather Data Modal Styles - REMOVED (4011 TEUI specific) */

/* Fix for column width constraints */
.max-width-150 {
  max-width: 150px !important;
  width: auto !important;
  white-space: normal !important;
  overflow-wrap: break-word !important;
  word-wrap: break-word !important;
}

/* Column spanning for end-of-row text */
.span3 {
  grid-column: span 3;
  width: auto !important;
  min-width: 200px;
}

/* Allow text to wrap within span cells */
.span3.white-space-normal {
  white-space: normal !important;
}

/* Text truncation with ellipsis - can be used independently */
.truncate-text {
  max-width: 120px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

/* Tooltip functionality - now independent from truncation */
.tooltip-cell {
  position: relative;
  cursor: help;
}

.tooltip-cell:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  left: 0;
  top: 100%;
  z-index: 100;
  background: #fff;
  border: 1px solid #ddd;
  padding: 5px 8px;
  border-radius: 4px;
  font-size: 0.9em;
  white-space: normal;
  max-width: 250px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

/* Ensure calculated values using reference-value class are properly styled */
[data-field-id^="m_7"] {
  color: var(--reference-value-color);
  font-weight: bold;
}

/* Preserve table row borders */
.data-table tr {
  border-bottom: 1px solid #eeeeee !important;
}

.data-table td {
  padding: var(--cell-padding);
  text-align: left;
  border-bottom: 1px solid #eeeeee; /* Keep bottom border - removed important */
  border-left: none; /* Removed important */
  border-right: none; /* Removed important */
  border-top: none; /* Removed important */
  line-height: 1.2;
  white-space: nowrap; /* Prevent wrapping */
  overflow: hidden; /* Ensure this is hidden */
  text-overflow: ellipsis; /* Ensure this is set */
}

/* Browser-specific fixes */
@media screen and (-webkit-min-device-pixel-ratio: 0) {
  /* Safari and Chrome specific fixes */
  [contenteditable="true"],
  .editable,
  select.form-select {
    -webkit-appearance: none;
    border: 0;
    outline: none;
  }
}

/* Remove completely the prevent-auto-centering class */
/* .prevent-auto-centering { */
/*   display: none !important; */
/* } */

/* Clean up the custom tab container styles */
.tab-container {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE/Edge */
  background-color: var(--header-bg);
  border: 2px solid var(--header-bg);
  border-top: none;
  border-bottom-left-radius: var(--border-radius);
  border-bottom-right-radius: var(--border-radius);
  position: sticky;
  top: var(--key-values-height);
  z-index: 109;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  white-space: nowrap;
  margin-bottom: 0;
  height: var(--tab-height);
  border-top-left-radius: 0 !important;
  border-top-right-radius: 0 !important;
}

/* Improve spacer to act as a scroll barrier */
.horizontal-layout .section-spacer {
  display: block;
  height: 15px;
  min-height: 15px;
  width: 100%;
  background: transparent;
  /* Make it a scroll barrier */
  scroll-margin-top: calc(var(--key-values-height) + var(--tab-height));
  position: relative;
  z-index: 108;
}

/* Basic horizontal layout styling */
.horizontal-layout {
  display: block;
  scroll-padding-top: calc(var(--key-values-height) + var(--tab-height));
  overflow-y: auto;
  padding-bottom: 50px;
}

/* Hide default number input spinners */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="number"] {
  -moz-appearance: textfield; /* Firefox */
}

/* Optional: Adjust padding if needed after removing spinners */
/* 
input[type=number].form-control {
    padding-right: 0.75rem; 
}
*/

/* --- Global focus style for editable TDs and number inputs --- */

/* Apply focus style to editable table cells when editing */
.data-table td.editable.editing,
.data-table td.user-input.editing,
.data-table td:has([contenteditable="true"].editing),
.data-table td:has(input[type="number"]:focus) {
  /* Apply to TD when child input is focused */
  box-shadow: 0 0 0 0.15rem rgba(0, 123, 255, 0.25); /* Smaller blue glow on the TD */
  border-radius: 0.25rem; /* Rounded corners */
  outline: none; /* Remove default dotted outline */
}

/* --- End Global focus style --- */

/* --- Add back subtle hover background for editable cells --- */
.data-table td.editable:hover,
.data-table td.user-input:hover,
.data-table td:has(input[type="number"]:hover),
.data-table td:has([contenteditable="true"]:hover) {
  background-color: rgba(
    66,
    133,
    244,
    0.08
  ) !important; /* Re-added !important */
  cursor: pointer; /* Indicate interactivity */
}
/* --- End Hover Style --- */

/* --- Style input elements --- */

/* Base style for user-input class (text color) */
.user-input {
  font-weight: 500;
  color: var(--user-input-color); /* Removed !important */
  border: none !important;
  outline: none !important;
  background-color: transparent !important; /* Ensure no background */
}

/* Force blue color on focused number inputs */
.data-table td input[type="number"].user-input:focus {
  color: var(--user-input-color) !important; /* Force color on focus */
  /* Keep other focus styles minimal or handled by TD focus */
  outline: none !important;
  box-shadow: none !important;
  border: none !important;
  background-color: transparent !important;
}

/* Remove all the recent numeric input styling we added */
.data-table td input[type="number"].form-control,
.data-table td input[type="number"].user-input {
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: text;
  border: none !important;
  outline: none !important;
  box-shadow: none !important;
  background-color: transparent !important;
  padding: 0.375rem 0.75rem !important;
  /* Remove spinners */
  -webkit-appearance: none !important;
  -moz-appearance: textfield !important;
  appearance: none !important;
}

/* Remove spinner buttons in Webkit browsers */
.data-table td input[type="number"]::-webkit-outer-spin-button,
.data-table td input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none !important;
  margin: 0 !important;
}

/* Ensure the cell itself doesn't interfere */
.data-table td.number-input-cell {
  padding: 2px 8px !important;
  background: transparent !important;
  border: none !important;
}

/* Keep the blue color for user input */
.data-table td input[type="number"].user-input {
  color: var(--user-input-color) !important;
  font-weight: 500 !important;
}

/* Text alignment handled by universal rule above */

/* Apply section-subheader styling to all cells in a row with section-subheader class */
.data-table tr td.section-subheader,
.data-table tr:has(td.section-subheader) td {
  background-color: #eaeaea; /* Light grey background */
  color: #333; /* Darker text */
  font-size: var(--smaller-font-size); /* Use smaller font */
  font-weight: 600; /* Bold */
  padding: 3px 6px; /* Tighter padding */
  border-bottom: 1px solid #d0d0d0; /* Separator line */
  white-space: pre-line; /* Allow wrapping on explicit newlines */
  /* text-align: left inherited from universal rule above */
}

/* Ensure empty cells in section-subheader rows maintain styling */
.data-table tr:has(td.section-subheader) td:empty {
  background-color: #eaeaea; /* Ensure empty cells also get background - removed !important */
}

/* Prevent text wrapping in specific subheader columns */
.data-table td.col-c.section-subheader {
  min-width: 220px; /* Ensure longer text like "MAJOR OCCUPANCY CLASSIFICATION" doesn't wrap */
  width: 220px;
}

.data-table td.col-l.section-subheader {
  min-width: 140px; /* Ensure "[A] 1.4.1.2. & 3.2.1.1." doesn't wrap */
  width: 140px;
}

/* Section 02 specific overrides no longer needed - universal rule handles alignment */

/* Make the dropdown styling more specific */
.data-table td select.form-select,
.data-table td select.form-control,
table.data-table select.form-select {
  width: 100%;
  min-width: 100px; /* Minimum for readability within proportional system */
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid #ced4da !important;
  border-radius: 0.25rem !important;
  padding: 0.375rem 2.25rem 0.375rem 0.75rem !important;
  background-color: #fff !important;
  margin: 2px 0;
  height: calc(100% - 4px);
  /* Remove native appearance */
  -webkit-appearance: none !important;
  -moz-appearance: none !important;
  appearance: none !important;
  /* Add Bootstrap-style background arrow */
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
  background-repeat: no-repeat !important;
  background-position: right 0.75rem center !important;
  background-size: 16px 12px !important;
}

/* Add hover effect */
.data-table td select.form-select:hover,
.data-table td select.form-control:hover,
table.data-table select.form-select:hover {
  border-color: #86b7fe !important;
}

/* Cell padding handled by universal rule above */

/* =============== Text Alignment Utilities =============== */

/* Use these sparingly - most alignment handled by universal rule above */
.text-left {
  text-align: left;
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

/* Special case: Text labels that need specific alignment */
.text-left-indicator {
  text-align: left; /* For labels that need explicit left alignment */
}

/* Style for disabled/non-applicable input fields */
.disabled-input {
  color: #6c757d !important; /* Bootstrap's secondary text color (grey) */
  font-style: italic !important;
  cursor: default !important;
  background-color: transparent !important;
}

/* Section 11 Visual Indicators - REMOVED (4011 TEUI specific) */

/* Dependency Graph Styles (Section 17) - REMOVED (4011 TEUI specific) */

/* Reference Model Toggle Styles - REMOVED (4011 TEUI specific) */

/* Dependency Graph Floating Controls - REMOVED (4011 TEUI specific) */

/* Section 16 - Sankey Diagram Styles - REMOVED (4011 TEUI specific) */

/* Header Button Styling - REMOVED (4011 TEUI specific weather/debug buttons) */

/* =============== Dropdown Sizing - Smart Hybrid System =============== */

/* Default: Dropdowns without size classes use natural content-based sizing */
.data-table select.form-select {
  width: auto; /* Content-based by default */
  min-width: 80px; /* Minimum for usability */
}

/* Small dropdowns: Standardized for YES/NO, Select options */
.dropdown-sm,
.dropdown-sm .form-select,
[data-dropdown-size="sm"] {
  width: 120px !important;
  min-width: 120px !important;
}

/* Medium dropdowns: Standardized for longer options */
.dropdown-md,
.dropdown-md .form-select,
[data-dropdown-size="md"] {
  width: 180px !important;
  min-width: 180px !important;
}

/* Large dropdowns: Standardized for building classifications */
.dropdown-lg,
.dropdown-lg .form-select,
[data-dropdown-size="lg"] {
  width: 280px !important;
  min-width: 280px !important;
}

/* Ensure dropdowns with size classes override content-based sizing */
.data-table .dropdown-sm select.form-select,
.data-table .dropdown-md select.form-select,
.data-table .dropdown-lg select.form-select {
  width: 100% !important; /* Fill their sized container */
}

/* =============== END SECTION 02 LAYOUT OPTIMIZATION =============== */

/* =============== SECTION 05 LAYOUT OPTIMIZATION =============== */
/* Section 05: Structural Requirements - compact dropdown layout with minimal empty columns */

/* #structuralRequirements .data-table - now uses consolidated .obc-data-table pattern */

/* Section 05: Hide empty columns - using consolidated .obc-empty-column pattern */
#structuralRequirements .data-table td:nth-child(1),  /* Column A - no expandable rows */
#structuralRequirements .data-table td:nth-child(6),  /* Column F - empty */
#structuralRequirements .data-table td:nth-child(7),  /* Column G - empty */
#structuralRequirements .data-table td:nth-child(8),  /* Column H - empty */
#structuralRequirements .data-table td:nth-child(10), /* Column J - empty */
#structuralRequirements .data-table td:nth-child(11), /* Column K - empty */
#structuralRequirements .data-table td:nth-child(13), /* Column M - empty */
#structuralRequirements .data-table td:nth-child(14)  /* Column N - empty */ {
  /* Uses .obc-empty-column pattern: width: 1px, padding: 2px 1px, overflow: hidden */
  width: 1px !important;
  padding: 2px 1px !important;
  overflow: hidden !important;
}

/* Section 05: Controlled width for content columns - using consolidated utilities */
#structuralRequirements .data-table td:nth-child(2) {
  width: 60px !important;
} /* Column B - section refs (.obc-col-section-ref) */
#structuralRequirements .data-table td:nth-child(3) {
  width: 220px !important;
} /* Column C - labels */
#structuralRequirements .data-table td:nth-child(4) {
  width: 180px !important; /* Column D - dropdowns */
  max-width: 180px !important;
  /* Uses .obc-content-constrained pattern */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#structuralRequirements .data-table td:nth-child(5) {
  width: 300px !important; /* Column E - descriptions */
  max-width: 300px !important;
  /* Uses .obc-content-constrained pattern */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#structuralRequirements .data-table td:nth-child(9) {
  width: 120px !important;
} /* Column I - additional fields */
#structuralRequirements .data-table td:nth-child(12) {
  width: 150px !important;
} /* Column L - OBC references (variant) */
#structuralRequirements .data-table td:nth-child(15) {
  width: 200px !important;
} /* Column O - Notes (.obc-col-notes-sm) */

/* Section 05: Dropdown and input constraints */
#structuralRequirements .data-table td:nth-child(4) select,
#structuralRequirements .data-table td:nth-child(4) [contenteditable] {
  width: 100% !important;
  max-width: 170px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Section 05: Description field handling */
#structuralRequirements .data-table td:nth-child(5) [contenteditable] {
  width: 100% !important;
  max-width: 290px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Section 05: Notes column wrapping */
#structuralRequirements .data-table td:nth-child(15) {
  white-space: normal !important;
  word-wrap: break-word !important;
  vertical-align: top !important;
}

/* =============== END SECTION 05 LAYOUT OPTIMIZATION =============== */

/* =============== SECTION 06 LAYOUT OPTIMIZATION =============== */
/* Section 06: Occupant Safety & Accessibility - focus on occupant load calculations */

/* #occupantSafety .data-table - now uses consolidated .obc-data-table pattern */

/* Section 06: Hide empty columns - CONSOLIDATED with .obc-empty-column pattern */
#occupantSafety .data-table td:nth-child(1),  /* Column A - no expandable rows */
#occupantSafety .data-table td:nth-child(3),  /* Column C - empty (content removed) */
#occupantSafety .data-table td:nth-child(6),  /* Column F - empty */
#occupantSafety .data-table td:nth-child(7),  /* Column G - empty */
#occupantSafety .data-table td:nth-child(8),  /* Column H - empty */
#occupantSafety .data-table td:nth-child(13), /* Column M - empty */
#occupantSafety .data-table td:nth-child(14)  /* Column N - empty */ {
  /* CONSOLIDATED: Uses .obc-empty-column utility pattern */
  width: 1px !important;
  padding: 2px 1px !important;
  overflow: hidden !important;
}

/* Section 06: Controlled width for content columns - OPTIMIZED: Reduce total table width to prevent dropdown clipping */
#occupantSafety .data-table td:nth-child(2) {
  width: 60px !important;
} /* Column B - section refs */
#occupantSafety .data-table td:nth-child(4) {
  width: 150px !important; /* Column D - dropdowns and numeric inputs (reduced from 180px) */
  max-width: 150px !important;
  /* Let universal rules handle alignment based on field type */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#occupantSafety .data-table td:nth-child(5) {
  width: 165px !important; /* Column E - mixed text/numeric inputs (matched to Column C) */
  max-width: 165px !important;
  /* Let universal rules handle alignment based on field type */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#occupantSafety .data-table td:nth-child(9) {
  width: 210px !important; /* Column I - "Based On" dropdowns (sweet spot for dropdown content) */
  max-width: 210px !important;
  /* Calculations get right-alignment via .calculated-value class */
  font-weight: 700 !important;
}
#occupantSafety .data-table td:nth-child(10) {
  width: 180px !important;
} /* Column J - dropdowns (reduced from 200px) */
#occupantSafety .data-table td:nth-child(11) {
  width: 100px !important;
} /* Column K - counts */
#occupantSafety .data-table td:nth-child(12) {
  width: 150px !important;
} /* Column L - OBC references (variant) */
#occupantSafety .data-table td:nth-child(15) {
  width: 220px !important;
} /* Column O - notes (reduced from 250px) */

/* Section 06: Dropdown styling - width constraints only */
#occupantSafety .data-table td:nth-child(4) select {
  /* Column D dropdowns */
  /* Width constraints only - let universal rules handle alignment */
  width: 100% !important;
  max-width: 140px !important; /* Reduced to match new column width (150px) */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

#occupantSafety .data-table td:nth-child(9) select {
  /* Column I - "Based On" dropdowns */
  width: 100% !important;
  max-width: 205px !important; /* Sweet spot to match column width (210px) */
  overflow: visible !important; /* Allow dropdown content to show fully */
  text-overflow: clip !important; /* Don't truncate dropdown text */
}

#occupantSafety .data-table td:nth-child(10) select {
  /* Column J dropdowns */
  /* CONSOLIDATED: .obc-input-constrained + max-width */
  width: 100% !important;
  max-width: 170px !important; /* Reduced to match new column width (180px) */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Section 06: Input styling - let universal rules handle alignment */
#occupantSafety .data-table td:nth-child(4) input,
#occupantSafety .data-table td:nth-child(5) input,
#occupantSafety .data-table td:nth-child(11) input {
  /* Width constraint only - let universal rules handle alignment and fonts */
  width: 100% !important;
}

/* Section 06: Notes column wrapping - CONSOLIDATED with .obc-notes-wrapping */
#occupantSafety .data-table td:nth-child(15) {
  /* CONSOLIDATED: .obc-notes-wrapping pattern */
  white-space: normal !important;
  word-wrap: break-word !important;
  vertical-align: top !important;
}

/* =============== END SECTION 06 LAYOUT OPTIMIZATION =============== */

/* =============== SECTION 07 LAYOUT OPTIMIZATION =============== */
/* Section 07: Fire Resistance & Spatial Separation - rating tables and assembly specifications */

/* #fireResistance .data-table - now uses consolidated .obc-data-table pattern */

/* Section 07: Hide completely empty columns to improve density */
#fireResistance .data-table td:nth-child(3),  /* Column C - empty (no content) */
#fireResistance .data-table td:nth-child(7),  /* Column G - empty */
#fireResistance .data-table td:nth-child(13), /* Column M - empty */
#fireResistance .data-table td:nth-child(14)  /* Column N - empty */ {
  width: 1px !important; /* Minimal width for empty columns */
  padding: 2px 1px !important; /* Minimal padding */
  overflow: hidden !important;
}

/* Section 07: Controlled width for content columns */
#fireResistance .data-table td:nth-child(1) {
  width: 70px !important;
} /* Column A - expandable buttons */
#fireResistance .data-table td:nth-child(2) {
  width: 60px !important;
} /* Column B - section refs */
#fireResistance .data-table td:nth-child(4) {
  width: 250px !important; /* Column D - exposing face descriptions (increased for full text) */
  max-width: 250px !important;
  white-space: normal !important; /* Allow text wrapping instead of ellipsis */
  word-wrap: break-word !important;
  overflow: visible !important; /* No ellipsis - show full text */
  vertical-align: top !important; /* Top-align for multi-line text */
}
#fireResistance .data-table td:nth-child(5) {
  width: 100px !important; /* Column E - EBF area (numeric) */
  max-width: 100px !important;
  text-align: right !important; /* RIGHT-ALIGN NUMERIC */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#fireResistance .data-table td:nth-child(6) {
  width: 100px !important; /* Column F - L.D. (numeric) */
  max-width: 100px !important;
  text-align: right !important; /* RIGHT-ALIGN NUMERIC */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#fireResistance .data-table td:nth-child(7) {
  width: 100px !important; /* Column G - L/H ratio (text/numeric mix) */
  max-width: 100px !important;
  text-align: center !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#fireResistance .data-table td:nth-child(8) {
  width: 160px !important; /* Column H - fire rating dropdowns (RATING H) - increased for dropdown */
  max-width: 160px !important;
  text-align: center !important;
  overflow: visible !important; /* Allow dropdown to show fully */
  white-space: nowrap !important;
}
#fireResistance .data-table td:nth-child(9) {
  width: 150px !important; /* Column I - supporting assembly dropdowns (normal styling) */
  max-width: 150px !important;
  text-align: center !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#fireResistance .data-table td:nth-child(10) {
  width: 250px !important;
} /* Column J - construction type dropdowns (long text) */
#fireResistance .data-table td:nth-child(11) {
  width: 200px !important;
} /* Column K - cladding type dropdowns */
#fireResistance .data-table td:nth-child(12) {
  width: 120px !important;
} /* Column L - OBC references */
#fireResistance .data-table td:nth-child(15) {
  width: 200px !important;
} /* Column O - Notes */

/* Section 07: Fire rating center alignment (Columns H & I) */
#fireResistance .data-table td:nth-child(8) select, /* Column H - Fire ratings */
#fireResistance .data-table td:nth-child(9) select {
  /* Column I - Supporting assembly fire ratings */
  width: 100% !important;
  text-align: center !important;
  font-weight: 600 !important;
  color: #d73527 !important; /* Fire red color for both fire rating columns */
  overflow: visible !important; /* Allow dropdown content to show fully */
}

/* Specific width constraints for each column */
#fireResistance .data-table td:nth-child(8) select {
  /* Column H */
  max-width: 155px !important; /* Match column width (160px) with buffer */
}
#fireResistance .data-table td:nth-child(9) select {
  /* Column I */
  max-width: 145px !important; /* Match column width (150px) with buffer */
}

/* Section 07: Construction and Cladding type dropdown styling */
#fireResistance .data-table td:nth-child(10) select {
  /* Column J - Construction Type */
  width: 100% !important;
  max-width: 245px !important; /* Match column width (250px) with buffer */
  overflow: visible !important; /* Allow dropdown content to show fully */
  text-overflow: clip !important; /* Don't truncate dropdown text */
}

#fireResistance .data-table td:nth-child(11) select {
  /* Column K - Cladding Type */
  width: 100% !important;
  max-width: 195px !important; /* Match column width (200px) with buffer */
  overflow: visible !important; /* Allow dropdown content to show fully */
  text-overflow: clip !important; /* Don't truncate dropdown text */
}

/* Section 07: Header text wrapping for long column titles */
#fireResistance .data-table td.section-subheader {
  white-space: normal !important;
  word-wrap: break-word !important;
  text-align: center !important;
  vertical-align: middle !important;
  line-height: 1.2 !important;
  padding: 8px 4px !important; /* More padding for readability */
}

/* Section 07: Notes column wrapping */
#fireResistance .data-table td:nth-child(15) {
  white-space: normal !important;
  word-wrap: break-word !important;
  vertical-align: top !important;
}

/* =============== END SECTION 07 LAYOUT OPTIMIZATION =============== */

/* =============== SECTION 08 LAYOUT OPTIMIZATION =============== */
/* Section 08: Plumbing Fixture Requirements - calculations and fixture counts */

#plumbingFixtures .data-table {
  table-layout: auto; /* Content-based but controlled */
  width: 100%;
}

/* Section 08: Hide completely empty columns to improve density */
#plumbingFixtures .data-table td:nth-child(1),  /* Column A - no expandable rows */
#plumbingFixtures .data-table td:nth-child(3),  /* Column C - empty in data rows */
#plumbingFixtures .data-table td:nth-child(5),  /* Column E - empty in data rows */
#plumbingFixtures .data-table td:nth-child(6),  /* Column F - empty */
#plumbingFixtures .data-table td:nth-child(8),  /* Column H - empty (OBC moved to M) */
#plumbingFixtures .data-table td:nth-child(14)  /* Column N - empty */ {
  width: 1px !important; /* Minimal width for empty columns */
  padding: 2px 1px !important; /* Minimal padding */
  overflow: hidden !important;
}

/* Section 08: Controlled width for content columns */
#plumbingFixtures .data-table td:nth-child(2) {
  width: 60px !important;
} /* Column B - section refs */
/* Column C - now collapsed (was fixture types, moved to subheader) */
/* Column E - now collapsed (empty in data rows) */
#plumbingFixtures .data-table td:nth-child(4) {
  width: 220px !important; /* Column D - floor levels (expanded to use C+E space) */
  max-width: 220px !important;
  text-align: left !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#plumbingFixtures .data-table td:nth-child(7) {
  width: 120px !important; /* Column G - occupant loads (Excel Col F) */
  max-width: 120px !important;
  text-align: right !important;
}

#plumbingFixtures .data-table td:nth-child(9) {
  width: 100px !important; /* Column I - water closets required */
  max-width: 100px !important;
  text-align: right !important;
  font-weight: 700 !important;
}
#plumbingFixtures .data-table td:nth-child(10) {
  width: 100px !important;
} /* Column J - water closets provided */
#plumbingFixtures .data-table td:nth-child(11) {
  width: 200px !important;
} /* Column K - barrier-free required/provided */
#plumbingFixtures .data-table td:nth-child(12) {
  width: 200px !important;
} /* Column L - universal washrooms */
#plumbingFixtures .data-table td:nth-child(13) {
  width: 200px !important; /* Column M - OBC references (Excel Col G) */
  max-width: 200px !important;
  text-align: left !important;
}
#plumbingFixtures .data-table td:nth-child(15) {
  width: 220px !important;
} /* Column O - Notes */

/* Section 08: Numeric input styling */
#plumbingFixtures .data-table td:nth-child(7) input,  /* Column G - occupant loads (Excel F) */
#plumbingFixtures .data-table td:nth-child(9) input,  /* Column I - water closets required (Excel H) */
#plumbingFixtures .data-table td:nth-child(10) input, /* Column J - water closets provided (Excel I) */
#plumbingFixtures .data-table td:nth-child(11) input, /* Column K - barrier-free counts (Excel J) */
#plumbingFixtures .data-table td:nth-child(12) input {
  /* Column L - universal washroom counts (Excel K) */
  width: 100% !important;
  text-align: right !important;
  font-family: monospace !important;
}

/* Section 08: Text input styling for OBC sentences */
#plumbingFixtures .data-table td:nth-child(13) input {
  /* Column M - OBC sentences (Excel G) */
  width: 100% !important;
  text-align: left !important;
}

/* Section 08: Notes column wrapping */
#plumbingFixtures .data-table td:nth-child(15) {
  white-space: normal !important;
  word-wrap: break-word !important;
  vertical-align: top !important;
}

/* Section 08: Footer ratio note - ensure full display */
#plumbingFixtures .data-table td.footer-note-wide {
  white-space: nowrap !important;
  overflow: visible !important;
  text-overflow: unset !important;
  max-width: none !important;
  width: auto !important;
  font-style: italic !important;
  color: #666 !important;
  background-color: #f8f9fa !important;
  padding: 8px 12px !important;
}

/* =============== END SECTION 08 LAYOUT OPTIMIZATION =============== */

/* =============== SECTION 09 LAYOUT OPTIMIZATION =============== */
/* Section 09: Compliance & Design - energy efficiency and alternative solutions */

#complianceDesign .data-table {
  table-layout: auto; /* Content-based but controlled */
  width: 100%;
}

/* Section 09: Hide completely empty columns to improve density */
#complianceDesign .data-table td:nth-child(1),  /* Column A - no expandable rows */
#complianceDesign .data-table td:nth-child(6),  /* Column F - empty */
#complianceDesign .data-table td:nth-child(7),  /* Column G - empty */
#complianceDesign .data-table td:nth-child(8),  /* Column H - empty */
#complianceDesign .data-table td:nth-child(10), /* Column J - empty */
#complianceDesign .data-table td:nth-child(11), /* Column K - empty */
#complianceDesign .data-table td:nth-child(13), /* Column M - empty */
#complianceDesign .data-table td:nth-child(14)  /* Column N - empty */ {
  width: 1px !important; /* Minimal width for empty columns */
  padding: 2px 1px !important; /* Minimal padding */
  overflow: hidden !important;
}

/* Section 09: Controlled width for content columns */
#complianceDesign .data-table td:nth-child(2) {
  width: 60px !important;
} /* Column B - section refs */
#complianceDesign .data-table td:nth-child(3) {
  width: 240px !important;
} /* Column C - compliance items */
#complianceDesign .data-table td:nth-child(4) {
  width: 220px !important; /* Column D - dropdowns */
  max-width: 220px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#complianceDesign .data-table td:nth-child(5) {
  width: 120px !important; /* Column E - values */
  max-width: 120px !important;
  text-align: right !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#complianceDesign .data-table td:nth-child(9) {
  width: 300px !important; /* Column I - descriptions */
  max-width: 300px !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}
#complianceDesign .data-table td:nth-child(12) {
  width: 120px !important;
} /* Column L - OBC references */
#complianceDesign .data-table td:nth-child(15) {
  width: 250px !important;
} /* Column O - Notes */

/* Section 09: Dropdown constraints */
#complianceDesign .data-table td:nth-child(4) select {
  width: 100% !important;
  max-width: 215px !important; /* Match column width (220px) with small buffer */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Section 09: Description field handling */
#complianceDesign .data-table td:nth-child(9) [contenteditable] {
  width: 100% !important;
  max-width: 295px !important; /* Match column width (300px) with small buffer */
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Section 09: Notes column wrapping */
#complianceDesign .data-table td:nth-child(15) {
  white-space: normal !important;
  word-wrap: break-word !important;
  vertical-align: top !important;
}

/* =============== END SECTION 09 LAYOUT OPTIMIZATION =============== */

/* =============== SECTION 10 LAYOUT OPTIMIZATION =============== */
/* Section 10: Notes - project documentation and footer information */

#notes .data-table {
  table-layout: auto; /* Content-based but controlled */
  width: 100%;
}

/* Section 10: Hide completely empty columns to improve density */
#notes .data-table td:nth-child(1),  /* Column A - no expandable rows */
#notes .data-table td:nth-child(2),  /* Column B - empty for notes section */
#notes .data-table td:nth-child(5),  /* Column E - empty */
#notes .data-table td:nth-child(6),  /* Column F - empty */
#notes .data-table td:nth-child(7),  /* Column G - empty */
#notes .data-table td:nth-child(8),  /* Column H - empty */
#notes .data-table td:nth-child(9),  /* Column I - empty */
#notes .data-table td:nth-child(10), /* Column J - empty */
#notes .data-table td:nth-child(11), /* Column K - empty */
#notes .data-table td:nth-child(12), /* Column L - empty */
#notes .data-table td:nth-child(13), /* Column M - empty */
#notes .data-table td:nth-child(14)  /* Column N - empty */ {
  width: 1px !important; /* Minimal width for empty columns */
  padding: 2px 1px !important; /* Minimal padding */
  overflow: hidden !important;
}

/* Section 10: Controlled width for content columns - maximize note-taking space */
#notes .data-table td:nth-child(3) {
  width: 200px !important;
} /* Column C - note categories */
#notes .data-table td:nth-child(4) {
  width: auto !important; /* Column D - main note content - expand to fill */
  min-width: 600px !important; /* Generous minimum for note writing */
  max-width: none !important;
  white-space: normal !important;
  word-wrap: break-word !important;
  overflow: visible !important;
  vertical-align: top !important;
}
#notes .data-table td:nth-child(15) {
  width: 300px !important;
} /* Column O - additional notes */

/* Section 10: Note content area optimization */
#notes .data-table td:nth-child(4) [contenteditable],
#notes .data-table td:nth-child(15) [contenteditable] {
  width: 100% !important;
  min-height: 40px !important;
  white-space: normal !important;
  word-wrap: break-word !important;
  line-height: 1.4 !important;
  padding: 8px !important;
  border: 1px solid #e0e0e0 !important;
  border-radius: 4px !important;
  background-color: #fafafa !important;
}

/* Section 10: Note content focus styling */
#notes .data-table td:nth-child(4) [contenteditable]:focus,
#notes .data-table td:nth-child(15) [contenteditable]:focus {
  background-color: #fff !important;
  border-color: #007bff !important;
  box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25) !important;
  outline: none !important;
}

/* Section 10: Footer note styling - ensure full display with line breaks */
#notes .data-table td.footer-note-wide {
  white-space: pre-line !important; /* Preserve line breaks from \n */
  overflow: visible !important;
  text-overflow: unset !important;
  max-width: none !important;
  width: auto !important;
  font-style: italic !important;
  color: #666 !important;
  background-color: #f8f9fa !important;
  padding: 8px 12px !important;
  border-bottom: 1px solid #ddd !important;
  text-align: left !important;
  vertical-align: top !important;
}

/* =============== END SECTION 10 LAYOUT OPTIMIZATION =============== */

/* =============== CONSOLIDATED LAYOUT UTILITIES =============== */
/* Universal classes to replace repetitive section-specific patterns */

/* Base table layout pattern - used by all sections */
.obc-data-table {
  table-layout: auto; /* Content-based but controlled */
  width: 100%;
}

/* Empty column hiding pattern - used 40+ times across sections */
.obc-empty-column {
  width: 1px !important; /* Minimal width for empty columns */
  padding: 2px 1px !important; /* Minimal padding */
  overflow: hidden !important;
}

/* Standard column width utilities */
.obc-col-section-ref {
  width: 60px !important;
} /* Column B - section references */
.obc-col-obc-ref {
  width: 120px !important;
} /* Column L - OBC references */
.obc-col-notes-sm {
  width: 200px !important;
} /* Column O - compact notes */
.obc-col-notes-md {
  width: 220px !important;
} /* Column O - standard notes */
.obc-col-notes-lg {
  width: 250px !important;
} /* Column O - expanded notes */

/* Content overflow handling pattern */
.obc-content-constrained {
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}

/* Notes column wrapping pattern */
.obc-notes-wrapping {
  white-space: normal !important;
  word-wrap: break-word !important;
  vertical-align: top !important;
}

/* Input/dropdown constraint pattern */
.obc-input-constrained {
  width: 100% !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
}

/* Right-aligned numeric columns */
.obc-numeric-column {
  text-align: right !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}

/* Center-aligned rating columns */
.obc-rating-column {
  text-align: center !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
}

/* Apply consolidated base table pattern to all section tables */
#firefightingSystems .data-table,
#buildingAreas .data-table,
#buildingInfo .data-table,
#buildingOccupancy .data-table,
#structuralRequirements .data-table,
#occupantSafety .data-table,
#fireResistance .data-table,
#plumbingFixtures .data-table,
#complianceDesign .data-table,
#notes .data-table {
  table-layout: auto; /* Content-based but controlled */
  width: 100%;
}

/* =============== END CONSOLIDATED LAYOUT UTILITIES =============== */