/* ===================================================================
   SIX SIGMA INDUSTRIAL ANALYTICS - RG LOGISTICS AND SUPPLY CHAIN
   =================================================================== */

:root {
  --industrial-navy: #003366;
  --industrial-navy-dark: #001f3f;
  --industrial-navy-light: #004c99;
  --minitab-navy: var(--industrial-navy);
  --minitab-navy-dark: var(--industrial-navy-dark);
  --minitab-navy-light: var(--industrial-navy-light);
  --corporate-blue: #0054a6;
  --statgraphics-blue: var(--corporate-blue);
  --industrial-accent: #e67e22;
  --industrial-gold: #f39c12;
  
  --color-success: #28a745;
  --color-warning: #ffc107;
  --color-danger: #dc3545;
  --color-info: #17a2b8;
  
  --bg-app: #f4f6f9;
  --bg-card: #ffffff;
  --bg-sidebar: #002244;
  --bg-session: #ffffff;
  --bg-header: #003366;
  
  --border-light: #dee2e6;
  --border-subtle: #e9ecef;
  --border-dark: #ced4da;
  
  --text-dark: #212529;
  --text-muted: #6c757d;
  --text-light: #f8f9fa;
  
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Consolas", "Cascadia Code", "Monaco", "Courier New", monospace;
  
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 10px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.12);
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-ui);
  background-color: var(--bg-app);
  color: var(--text-dark);
  font-size: 13.5px;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===================================================================
   INSTITUTIONAL HEADER (2 NIVELES INDUSTRIAL)
   =================================================================== */
.inst-header-industrial {
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 26, 51, 0.25);
}

/* NIVEL SUPERIOR: BARRA INSTITUCIONAL (56px, #002244) */
.header-top-bar {
  height: 56px;
  min-height: 56px;
  background-color: #002244;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  box-sizing: border-box;
}

.header-brand-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-sq {
  width: 38px;
  height: 38px;
  background-color: #004c99;
  color: #ffffff;
  font-weight: 800;
  font-size: 15px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25);
  user-select: none;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.brand-text-block {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.brand-main-title {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.6px;
  margin: 0;
  line-height: 1.2;
}

.brand-subtitle {
  font-size: 11.5px;
  color: #94a3b8;
  font-family: var(--font-mono);
  margin: 2px 0 0 0;
  line-height: 1.2;
}

/* Derecha: Acciones Institucionales (gap 8px) */
.header-top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
}

.badge-status-port {
  height: 32px;
  padding: 0 12px;
  border-radius: 16px;
  background: rgba(51, 65, 85, 0.4);
  border: 1px solid #334155;
  color: #cbd5e1;
  font-size: 11.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  letter-spacing: 0.4px;
  user-select: none;
  box-sizing: border-box;
}

.btn-top-item {
  height: 32px;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 4px;
  border: 1px solid #334155;
  background: rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  transition: all 0.15s ease;
  box-sizing: border-box;
  white-space: nowrap;
}

.btn-top-item:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: #64748b;
  color: #ffffff;
}

.btn-switcher-doe {
  border: 1px solid #475569;
  background: rgba(30, 41, 59, 0.7);
  color: #f8fafc;
}

.btn-switcher-doe:hover {
  background: #003366;
  border-color: #f59e0b;
  color: #ffffff;
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.35);
}

/* NIVEL INFERIOR: RIBBON DE TRABAJO Y HUB SCM (48px, #003366) */
.header-toolbar-ribbon {
  height: 48px;
  min-height: 48px;
  background-color: #003366;
  border-bottom: 2px solid #001a33;
  display: flex;
  align-items: center;
  padding: 0 18px;
  box-sizing: border-box;
}

.toolbar-block-project {
  display: flex;
  align-items: center;
}

.btn-ribbon-project {
  height: 32px;
  padding: 0 14px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #ffffff;
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-sizing: border-box;
  transition: all 0.15s ease;
}

.btn-ribbon-project:hover,
.btn-ribbon-project.active {
  background: rgba(255, 255, 255, 0.26);
  border-color: #ffffff;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.25);
}

.toolbar-ribbon-divider {
  border-right: 1px solid rgba(148, 163, 184, 0.4);
  height: 24px;
  margin: 0 14px;
  flex-shrink: 0;
}

.toolbar-block-scm {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}

.toolbar-label-scm {
  font-size: 12px;
  font-weight: 500;
  color: #e2e8f0;
  white-space: nowrap;
  user-select: none;
}

.toolbar-select-scm {
  width: 380px;
  max-width: 380px;
  height: 32px;
  background-color: #ffffff;
  color: #0f172a;
  padding: 0 10px;
  border-radius: 4px;
  border: 1px solid #cbd5e1;
  font-size: 12px;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  box-sizing: border-box;
  flex-shrink: 0;
}

.toolbar-select-scm:focus {
  border-color: #3b82f6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

.toolbar-btn-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
}

.btn-action-hub {
  height: 32px;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 4px;
  border: none;
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.15s ease;
  box-sizing: border-box;
  white-space: nowrap;
}

.btn-action-hub:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.btn-action-hub:active {
  transform: translateY(0);
}

.btn-case-amber {
  background-color: #d97706;
}
.btn-case-amber:hover {
  background-color: #b45309;
}

.btn-xlsx-green {
  background-color: #15803d;
}
.btn-xlsx-green:hover {
  background-color: #166534;
}

.btn-csv-cyan {
  background-color: #0284c7;
}
.btn-csv-cyan:hover {
  background-color: #0369a1;
}

.btn-direct-blue {
  background-color: #2563eb;
}
.btn-direct-blue:hover {
  background-color: #1d4ed8;
}

/* ===================================================================
   DROPDOWN MENU DE PROYECTOS (.RGSIGMA)
   =================================================================== */
.menu-dropdown {
  position: relative;
  display: inline-block;
}

.menu-dropdown-content {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  background: #ffffff;
  min-width: 270px;
  box-shadow: 0 10px 25px rgba(0, 31, 63, 0.25);
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 6px 0;
  z-index: 3000;
  animation: fadeInDown 0.15s ease-out;
}

.menu-dropdown-content.show {
  display: block;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.menu-item {
  width: 100%;
  display: flex;
  align-items: center;
  padding: 8px 16px;
  background: none;
  border: none;
  text-align: left;
  font-size: 12.5px;
  font-weight: 500;
  color: #1e293b;
  cursor: pointer;
  transition: background 0.12s ease;
  gap: 10px;
  box-sizing: border-box;
}

.menu-item:hover {
  background-color: #f1f5f9;
  color: #003366;
}

.menu-item.menu-item-danger {
  color: #dc2626;
}

.menu-item.menu-item-danger:hover {
  background-color: #fee2e2;
  color: #b91c1c;
}

.menu-icon {
  font-size: 14px;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}

.menu-text {
  flex: 1;
}

.menu-arrow {
  font-size: 11px;
  color: #94a3b8;
}

.menu-separator {
  height: 1px;
  background-color: #e2e8f0;
  margin: 4px 0;
}

.menu-submenu-wrapper {
  position: relative;
}

.menu-submenu-content {
  display: none;
  position: absolute;
  top: 0;
  left: 100%;
  background: #ffffff;
  min-width: 220px;
  box-shadow: 0 8px 20px rgba(0, 31, 63, 0.2);
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 6px 0;
  z-index: 3001;
}

.menu-submenu-wrapper:hover .menu-submenu-content {
  display: block;
}

.menu-empty-recent {
  padding: 8px 16px;
  font-size: 12px;
  color: #94a3b8;
  font-style: italic;
}

.menu-recent-item {
  width: 100%;
  display: flex;
  flex-direction: column;
  padding: 7px 16px;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: background 0.12s ease;
}

.menu-recent-item:hover {
  background-color: #f1f5f9;
}

.menu-recent-name {
  font-size: 12px;
  font-weight: 600;
  color: #0f172a;
}

.menu-recent-time {
  font-size: 10.5px;
  color: #64748b;
  margin-top: 2px;
}

/* SCM Case Modal Detail View */
.scm-case-detail {
  font-size: 12.5px;
  line-height: 1.5;
}

.table-mini-scm {
  width: 100%;
  border-collapse: collapse;
}

.table-mini-scm th {
  padding: 6px 8px;
  font-weight: 700;
  letter-spacing: 0.5px;
  background: #f1f5f9;
  border-bottom: 1px solid #cbd5e1;
}

.table-mini-scm td {
  padding: 6px 8px;
  border-bottom: 1px solid #f1f5f9;
  vertical-align: middle;
}

.table-mini-scm tr:hover td {
  background-color: #f8fafc;
}

/* ===================================================================
   MAIN LAYOUT & TABS
   =================================================================== */
.main-wrapper {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* Module Navigation Bar - Multi-row without scrollbar */
.module-tabs-bar,
.tab-navigation,
.module-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 6px;
  align-items: center;
  background: #ffffff;
  padding: 8px 12px;
  border-bottom: 2px solid #003366;
  overflow-x: hidden;
  box-shadow: 0 2px 4px rgba(0,0,0,0.03);
}

.tab-btn {
  padding: 5px 11px;
  font-size: 11.5px;
  font-weight: 600;
  border-radius: 4px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  color: #003366;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.tab-btn:hover {
  background: #eef3f8;
  border-color: #003366;
}

.tab-btn.active {
  background: #003366;
  color: #ffffff;
  border-color: #002244;
  box-shadow: 0 1px 3px rgba(0,34,68,0.2);
}

.content-container {
  padding: 18px 22px;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
}

/* ===================================================================
   DATA INGESTION & DROPZONE
   =================================================================== */
.dropzone-box {
  background-color: #ffffff;
  border: 2px dashed #b0c4de;
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.dropzone-box:hover, .dropzone-box.dragover {
  border-color: var(--minitab-navy);
  background-color: #f0f5fa;
}

.dropzone-icon {
  font-size: 38px;
  color: var(--minitab-navy);
  margin-bottom: 8px;
}

.dropzone-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--minitab-navy);
  margin-bottom: 4px;
}

.dropzone-sub {
  font-size: 12px;
  color: var(--text-muted);
}

.file-input-hidden {
  display: none;
}

/* Variables Meta Badge Panel */
.vars-badge-panel {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.var-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 5px 12px !important;
  font-size: 13px !important;
  font-family: var(--font-mono);
  box-shadow: var(--shadow-sm);
}

.type-tag {
  font-size: 11.5px !important;
  font-weight: 700 !important;
  padding: 2px 7px !important;
  border-radius: 3px;
  text-transform: uppercase;
}

.type-tag.num {
  background-color: #e1f0fa;
  color: #0054a6;
  border: 1px solid #b8daff;
}

.type-tag.cat {
  background-color: #fff3cd;
  color: #856404;
  border: 1px solid #ffeeba;
}

.var-unit-tag {
  color: #6c757d;
  font-size: 12px !important;
}

/* ===================================================================
   VENTANA DE RESULTADOS ANALÍTICOS (SESSION ANALYTICS WINDOW)
   =================================================================== */
.session-window {
  background-color: var(--bg-session);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  margin-top: 18px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.session-window-header {
  background-color: var(--minitab-navy);
  color: #ffffff;
  padding: 8px 14px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.session-window-title {
  display: flex;
  align-items: center;
  gap: 8px;
}

.session-window-body {
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
  color: #212529;
  background-color: #ffffff;
  max-height: 480px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* Session Window Monospace Tables */
.minitab-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 12px;
  margin: 12px 0;
}

.minitab-table th {
  background-color: #e9ecef;
  color: var(--minitab-navy);
  font-weight: 700;
  text-align: right;
  padding: 6px 10px;
  border: 1px solid var(--border-light);
  border-bottom: 2px solid #adb5bd;
}

.minitab-table th:first-child {
  text-align: left;
}

.minitab-table td {
  padding: 5px 10px;
  border: 1px solid var(--border-subtle);
  text-align: right;
}

.minitab-table td:first-child {
  text-align: left;
  font-weight: 600;
}

.minitab-table tr:nth-child(even) {
  background-color: #f8f9fa;
}

.minitab-table tr:hover {
  background-color: #eef4f9;
}

/* Statistically Significant Highlight (P < 0.05) */
.p-significant {
  color: #dc3545 !important;
  font-weight: 800 !important;
  background-color: #ffeef0;
}

/* ===================================================================
   GRAPH WINDOW (VENTANA GRÁFICA)
   =================================================================== */
.graph-window {
  background-color: #ffffff;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  margin-top: 18px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.graph-window-header {
  background-color: #343a40;
  color: #ffffff;
  padding: 8px 14px;
  font-size: 12.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.graph-window-body {
  padding: 16px;
  position: relative;
  background-color: #ffffff;
  min-height: 380px;
}

.graph-callout-box {
  position: absolute;
  top: 24px;
  right: 28px;
  background-color: rgba(255, 255, 255, 0.94);
  border: 1px solid #adb5bd;
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.4;
  box-shadow: var(--shadow-sm);
  z-index: 10;
  pointer-events: none;
}

/* ===================================================================
   GRID & CONTROLS LAYOUT
   =================================================================== */
.card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}

.card-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--minitab-navy);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 6px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 14px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-group label {
  font-size: 11.5px;
  font-weight: 600;
  color: #495057;
}

.form-control {
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 13px;
  background-color: #ffffff;
  transition: border-color 0.15s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--minitab-navy);
  box-shadow: 0 0 0 2px rgba(0, 51, 102, 0.15);
}

.btn-run {
  background: linear-gradient(135deg, var(--minitab-navy) 0%, var(--minitab-navy-light) 100%);
  color: #ffffff;
  border: none;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn-run:hover {
  background: linear-gradient(135deg, var(--minitab-navy-dark) 0%, var(--minitab-navy) 100%);
  transform: translateY(-1px);
}

.btn-reset-form {
  background: #f8fafc;
  color: #475569;
  border: 1px solid #cbd5e1;
  padding: 8px 14px;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn-reset-form:hover {
  background: #f1f5f9;
  color: #0f172a;
  border-color: #94a3b8;
  transform: translateY(-1px);
}

.form-actions-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.header-template-select {
  background-color: #ffffff;
  color: #003366;
  border: 1px solid rgba(255, 255, 255, 0.4);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  height: 32px;
}

.header-template-select:hover,
.header-template-select:focus {
  background-color: #f0f5fa;
  border-color: #ffffff;
}

.header-template-select optgroup {
  font-weight: 700;
  color: #003366;
  background-color: #f1f5f9;
}

.header-template-select option {
  font-weight: normal;
  color: #1e293b;
  background-color: #ffffff;
  padding: 4px 8px;
}

/* Template Hub Cards */
.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
}

.template-card {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-top: 4px solid var(--minitab-navy);
  border-radius: var(--radius-md);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.template-card:hover {
  box-shadow: var(--shadow-md);
  border-top-color: var(--industrial-accent);
}

.template-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--minitab-navy);
  margin-bottom: 6px;
}

.template-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.4;
}

.template-actions {
  display: flex;
  gap: 8px;
}

.btn-download {
  flex: 1;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border: 1px solid var(--border-dark);
  background-color: #f8f9fa;
  color: #333;
  transition: all 0.15s ease;
}

.btn-download:hover {
  background-color: #e9ecef;
}

.btn-download.excel {
  color: #1f7244;
  border-color: #c3e6cb;
  background-color: #e8f5e9;
}

.btn-download.excel:hover {
  background-color: #c8e6c9;
}

.btn-download.csv {
  color: #b78103;
  border-color: #ffeeba;
  background-color: #fffde7;
}

.btn-download.csv:hover {
  background-color: #fff9c4;
}

/* Alerts and Notifications */
.alert-box {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 12.5px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.alert-box.info {
  background-color: #e1f0fa;
  border: 1px solid #b8daff;
  color: #004085;
}

.alert-box.warning {
  background-color: #fff3cd;
  border: 1px solid #ffeeba;
  color: #856404;
}

.alert-box.danger {
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #721c24;
}

.alert-box.success {
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  color: #155724;
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .inst-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .header-status-area {
    width: 100%;
    justify-content: space-between;
  }
}

/* ===================================================================
   LIVE WORKSHEET INTERACTIVO (INDUSTRIAL RG STYLE)
   =================================================================== */
.worksheet-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background-color: #f1f4f8;
  border-bottom: 2px solid var(--border-light);
  padding: 8px 14px;
}

.worksheet-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ws-btn {
  background-color: #ffffff;
  color: #003366;
  border: 1px solid var(--border-dark);
  padding: 6px 12px !important;
  font-size: 12.5px !important;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.ws-btn:hover {
  background-color: #e9ecef;
  border-color: #adb5bd;
}

.ws-btn.primary {
  background-color: var(--minitab-navy);
  color: #ffffff;
  border-color: var(--minitab-navy-dark);
}

.ws-btn.primary:hover {
  background-color: var(--minitab-navy-dark);
}

.ws-btn.save {
  background: linear-gradient(135deg, #27ae60, #2ecc71);
  color: #fff;
  border-color: #219653;
}

.ws-btn.save:hover {
  background: linear-gradient(135deg, #219653, #27ae60);
}

.ws-btn.restore {
  background-color: #f8f9fa;
  color: #495057;
}

.worksheet-pagination {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: #495057;
}

.worksheet-scroll-container {
  max-height: 480px;
  overflow: auto;
  background-color: #ffffff;
}

.live-worksheet-table,
.worksheet-table {
  table-layout: fixed !important;
  width: max-content !important;
  border-collapse: collapse !important;
  font-family: 'Consolas', 'Courier New', monospace !important;
  font-size: 13.5px !important;
}

/* 3. Proporciones y Anchos de Columna de Datos (Base 130px, 85px - 260px con resize horizontal) */
.header-row-c th:not(.row-select-cell):not(.row-index-cell),
.header-row-name th:not(.row-select-cell):not(.row-index-cell),
.header-row-unit th:not(.row-select-cell):not(.row-index-cell),
.worksheet-table th:not(.row-select-cell):not(.row-index-cell),
.live-worksheet-table th:not(.row-select-cell):not(.row-index-cell),
.worksheet-table td:not(.row-select-cell):not(.row-index-cell),
.live-worksheet-table td:not(.row-select-cell):not(.row-index-cell),
.live-cell,
td.cell-data {
  width: 130px;
  min-width: 85px;
  max-width: 260px;
  resize: horizontal;
  overflow: hidden;
  box-sizing: border-box;
}

/* 1. Celdas de datos (td, td.cell-data) */
.worksheet-table td,
.worksheet-table td.cell-data,
.live-worksheet-table td,
.live-worksheet-table td.cell-data,
.live-cell {
  font-size: 13.5px !important;
  line-height: 1.4 !important;
  padding: 6px 10px !important;
  font-family: 'Consolas', 'Courier New', monospace !important;
  color: #1e293b !important;
  box-sizing: border-box !important;
  border: 1px solid #e2e8f0;
  text-align: right;
  outline: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.live-cell.cat-cell,
td.cell-data.cat-cell {
  text-align: left;
}

.live-cell:focus,
td.cell-data:focus {
  background-color: #eef6ff !important;
  box-shadow: inset 0 0 0 2px #0054a6;
  overflow: visible;
}

.live-cell.invalid-num,
td.cell-data.invalid-num {
  background-color: #ffeef0 !important;
  color: #dc3545;
}

/* 2. Encabezados y Controles de Columna (th, .col-header) */
/* Fila Nivel 1 (Identificador C1, C2... y Badges) */
.header-row-c th,
.header-tier-c,
th.col-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background-color: #e2ecf7;
  color: #003366;
  font-weight: 700;
  font-size: 12.5px !important;
  padding: 5px 8px !important;
  font-family: var(--font-mono);
  box-sizing: border-box;
  border: 1px solid #b9cee3;
  text-align: center;
  white-space: nowrap;
}

.header-row-c .type-tag,
.col-header .type-tag,
.header-tier-c .type-tag {
  font-size: 11.5px !important;
  padding: 2px 7px !important;
  font-weight: 700 !important;
}

/* Fila Nivel 2 y 3 (Inputs de Variable y Unidad) */
.header-row-name th {
  position: sticky;
  top: 33px;
  z-index: 5;
  background-color: #f1f4f8;
  color: #212529;
  padding: 3px 6px;
  font-family: var(--font-mono);
  box-sizing: border-box;
  border: 1px solid #cedbe7;
  text-align: center;
}

.header-row-unit th {
  position: sticky;
  top: 68px;
  z-index: 5;
  background-color: #f8fafc;
  color: #6c757d;
  padding: 3px 6px;
  font-family: var(--font-mono);
  box-sizing: border-box;
  border: 1px solid #cedbe7;
  border-bottom: 2px solid #003366;
  text-align: center;
}

input.var-name-input,
input.var-unit-input,
.header-edit-input {
  height: 27px !important;
  font-size: 12.5px !important;
  padding: 3px 8px !important;
  border-radius: 4px !important;
  min-width: 0 !important;
  width: 100% !important;
  box-sizing: border-box !important;
}

.header-edit-input:focus {
  background-color: #ffffff;
  border-color: #0054a6;
  outline: none;
  box-shadow: 0 0 3px rgba(0,84,166,0.3);
}

.header-edit-input.unit {
  font-size: 11.5px !important;
  color: #6c757d;
  font-style: italic;
}

.header-col-c {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.btn-type-toggle {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}

/* 3. Columna de Checkbox (#sel) y Columna de Índice (#fila) */
.row-select-cell,
th.row-select-cell,
td.row-select-cell {
  position: sticky;
  left: 0;
  z-index: 4;
  background-color: #f1f4f8;
  width: 40px !important;
  min-width: 40px !important;
  max-width: 40px !important;
  text-align: center !important;
  padding: 2px !important;
  box-sizing: border-box !important;
  border: 1px solid #cedbe7;
  user-select: none;
  vertical-align: middle;
}

thead .row-select-cell,
thead th.row-select-cell {
  z-index: 6;
  resize: none !important;
}

.row-index-cell,
th.row-index-cell,
td.row-index-cell {
  position: sticky;
  left: 40px;
  z-index: 4;
  background-color: #f1f4f8;
  color: #64748b !important;
  font-size: 12px !important;
  font-weight: 600;
  text-align: center !important;
  width: 50px !important;
  min-width: 50px !important;
  max-width: 50px !important;
  padding: 2px !important;
  box-sizing: border-box !important;
  border: 1px solid #cedbe7;
  user-select: none;
  vertical-align: middle;
}

thead .row-index-cell,
thead th.row-index-cell {
  z-index: 6;
  resize: none !important;
}

.row-checkbox {
  margin: 0 auto;
  display: block;
  cursor: pointer;
}

/* MODAL: SUPABASE & DB CONNECTOR */
.modal-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 31, 63, 0.5);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(2px);
}

.modal-backdrop.active {
  display: flex;
}

.modal-dialog {
  background-color: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-dark);
  width: 100%;
  max-width: 520px;
  overflow: hidden;
  animation: modalSlide 0.2s ease-out;
}

@keyframes modalSlide {
  from { transform: translateY(-20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.modal-header {
  background: linear-gradient(135deg, var(--minitab-navy-dark), var(--minitab-navy));
  color: #ffffff;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 14px;
  font-weight: 700;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  background-color: #f8f9fa;
  border-top: 1px solid var(--border-light);
  padding: 12px 18px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* Radio Switches / Mode Selectors */
.radio-toggle-group {
  display: flex;
  gap: 12px;
  background-color: #e9ecef;
  padding: 4px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.radio-toggle-item {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 10px;
  border-radius: 3px;
  cursor: pointer;
  user-select: none;
  color: #495057;
  transition: all 0.15s ease;
}

.radio-toggle-item input[type="radio"] {
  margin: 0;
}

.radio-toggle-item.selected {
  background-color: #ffffff;
  color: var(--minitab-navy);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* Worksheet Multi-selection & Column State */
.col-disabled {
  opacity: 0.38 !important;
  background-color: #f8fafc !important;
  transition: opacity 0.2s ease;
}

.col-disabled .live-cell {
  background-color: #f8fafc !important;
}

.col-enable-toggle {
  cursor: pointer;
  accent-color: #003366;
  margin-right: 2px;
}

.row-checkbox {
  cursor: pointer;
  accent-color: #003366;
}

.btn-ws-danger {
  background-color: #ffffff;
  color: #dc3545;
  border: 1px solid #f5c6cb;
  font-size: 12.5px !important;
  font-weight: 600;
  padding: 6px 12px !important;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.btn-ws-danger:hover {
  background-color: #dc3545;
  color: #ffffff;
  border-color: #dc3545;
}

/* Lateral Variable Chips Inline Editing */
.var-badge-input {
  border: 1px solid transparent;
  background: transparent;
  font-family: var(--font-mono);
  font-size: 13px !important;
  font-weight: 600;
  color: #212529;
  max-width: 120px;
  padding: 2px 6px;
  border-radius: 3px;
  transition: all 0.15s ease;
}

.var-badge-input:hover {
  border-color: #ced4da;
  background-color: #f8f9fa;
}

.var-badge-input:focus {
  outline: none;
  border-color: #0054a6;
  background-color: #ffffff;
  box-shadow: 0 0 3px rgba(0,84,166,0.3);
}

/* 4-in-1 Graphical Summary 2x2 Grid */
.chart-grid-2x2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 16px;
}

@media (max-width: 900px) {
  .chart-grid-2x2 {
    grid-template-columns: 1fr;
  }
}

.chart-card-quad {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.chart-card-quad-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--minitab-navy);
  margin-bottom: 8px;
  border-bottom: 1px solid #e9ecef;
  padding-bottom: 5px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chart-quad-canvas-wrap {
  position: relative;
  height: 250px;
  width: 100%;
}

/* Universal Excel Export Button */
.btn-export-excel {
  background: linear-gradient(135deg, #1d6f42, #28a745);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.btn-export-excel:hover {
  background: linear-gradient(135deg, #155724, #218838);
  transform: translateY(-1px);
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

/* ===================================================================
   DESCRIPTIVE STATS: 25-STATISTIC CHECKLIST & DYNAMIC PLOTS
   =================================================================== */
.stats-panel-section {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-top: 14px;
}

.stats-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid #e2e8f0;
}

.stats-panel-title {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--minitab-navy);
  display: flex;
  align-items: center;
  gap: 6px;
}

.stat-presets-bar {
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-stat-preset {
  background: #ffffff;
  color: #003366;
  border: 1px solid #cbd5e1;
  border-radius: 3px;
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-stat-preset:hover {
  background: #003366;
  color: #ffffff;
  border-color: #002244;
}

.stat-checkbox-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px 14px;
}

@media (max-width: 900px) {
  .stat-checkbox-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .stat-checkbox-grid {
    grid-template-columns: 1fr;
  }
}

.stat-checkbox-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: #334155;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 3px;
  transition: background 0.1s ease;
}

.stat-checkbox-item:hover {
  background: #e2e8f0;
}

.stat-checkbox-item input[type="checkbox"] {
  cursor: pointer;
  accent-color: #003366;
}

.plot-checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 8px 16px;
}

/* Dynamic Charts Grid (Showing user-selected plots) */
.desc-charts-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 16px;
  padding: 16px;
  background-color: #f8fafc;
  border-top: 1px solid var(--border-light);
}

.chart-card-single {
  background-color: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 12px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.chart-card-single-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--minitab-navy);
  margin-bottom: 8px;
  border-bottom: 1px solid #e9ecef;
  padding-bottom: 5px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chart-single-canvas-wrap {
  position: relative;
  height: 260px;
  width: 100%;
}

/* ===================================================================
   INSTITUTIONAL 2-LEVEL INDUSTRIAL HEADER & WORKSPACE RIBBON
   =================================================================== */
.inst-header-industrial {
  background: linear-gradient(135deg, var(--minitab-navy-dark) 0%, var(--minitab-navy) 65%, var(--minitab-navy-light) 100%);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-md);
  border-bottom: 3px solid var(--industrial-accent);
}

.header-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.header-brand-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-sq {
  background: linear-gradient(135deg, #e67e22, #f39c12);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 4px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25);
  letter-spacing: 0.5px;
}

.brand-text-block {
  display: flex;
  flex-direction: column;
}

.brand-main-title {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: #ffffff;
  margin: 0 0 2px 0;
  text-transform: uppercase;
}

.brand-subtitle {
  font-size: 11px;
  color: #c0d1e6;
  margin: 0;
  font-family: var(--font-mono);
}

.header-top-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.badge-status-port {
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid #10b981;
  color: #34d399;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 12px;
  font-family: monospace;
  display: inline-flex;
  align-items: center;
}

.btn-top-item {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #ffffff;
  padding: 5px 12px;
  border-radius: 4px;
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.15s ease;
}

.btn-top-item:hover {
  background: rgba(255, 255, 255, 0.24);
  color: #ffffff;
}

.btn-switcher-doe {
  background: rgba(230, 126, 34, 0.25);
  border-color: #e67e22;
  color: #ffdfba;
}

.btn-switcher-doe:hover {
  background: #e67e22;
  color: #ffffff;
}

/* RIBBON INFERIOR (48px) */
.header-toolbar-ribbon {
  height: 48px;
  min-height: 48px;
  background-color: #003366;
  border-bottom: 2px solid #001a33;
  display: flex;
  align-items: center;
  padding: 0 18px;
  box-sizing: border-box;
}

.toolbar-block-project {
  display: flex;
  align-items: center;
}

.btn-ribbon-project {
  height: 32px;
  padding: 0 14px;
  font-size: 12px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  color: #ffffff;
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-sizing: border-box;
  transition: all 0.15s ease;
}

.btn-ribbon-project:hover,
.btn-ribbon-project.active {
  background: rgba(255, 255, 255, 0.26);
  border-color: #ffffff;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.25);
}

.toolbar-ribbon-divider {
  border-right: 1px solid rgba(148, 163, 184, 0.4);
  height: 24px;
  margin: 0 14px;
  flex-shrink: 0;
}

.toolbar-block-scm {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}

.toolbar-label-scm {
  font-size: 12px;
  font-weight: 600;
  color: #e2e8f0;
  white-space: nowrap;
  user-select: none;
}

.toolbar-select-scm {
  width: 380px;
  max-width: 380px;
  height: 32px;
  background-color: #ffffff;
  color: #0f172a;
  padding: 0 10px;
  border-radius: 4px;
  border: 1px solid #cbd5e1;
  font-size: 12px;
  font-weight: 600;
  outline: none;
  cursor: pointer;
  box-sizing: border-box;
  flex-shrink: 0;
}

.toolbar-select-scm:focus {
  border-color: #3b82f6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

.toolbar-btn-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
}

.btn-action-hub {
  height: 32px;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 4px;
  border: none;
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.15s ease;
  box-sizing: border-box;
  white-space: nowrap;
}

.btn-action-hub:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.btn-action-hub:active {
  transform: translateY(0);
}

.btn-case-amber {
  background-color: #d97706;
}
.btn-case-amber:hover {
  background-color: #b45309;
}

.btn-xlsx-green {
  background-color: #15803d;
}
.btn-xlsx-green:hover {
  background-color: #166534;
}

.btn-csv-cyan {
  background-color: #0284c7;
}
.btn-csv-cyan:hover {
  background-color: #0369a1;
}

.btn-direct-blue {
  background-color: #2563eb;
}
.btn-direct-blue:hover {
  background-color: #1d4ed8;
}

/* ===================================================================
   MENU DESPLEGABLE DE ARCHIVO / PROYECTOS (.RGSIGMA)
   =================================================================== */
.menu-dropdown {
  position: relative;
  display: inline-block;
}

.menu-dropdown-content {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  background: #ffffff;
  min-width: 260px;
  box-shadow: 0 10px 25px rgba(0, 31, 63, 0.25);
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 6px 0;
  z-index: 3000;
  animation: fadeInDown 0.15s ease-out;
}

.menu-dropdown-content.show {
  display: block;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.menu-item {
  width: 100%;
  display: flex;
  align-items: center;
  padding: 8px 16px;
  background: none;
  border: none;
  text-align: left;
  font-size: 12.5px;
  font-weight: 500;
  color: #1e293b;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
  gap: 10px;
}

.menu-item:hover {
  background: #f1f5f9;
  color: #003366;
}

.menu-item-danger:hover {
  background: #fee2e2;
  color: #b91c1c;
}

.menu-icon {
  font-size: 14px;
  width: 18px;
  text-align: center;
}

.menu-text {
  flex: 1;
}

.menu-arrow {
  font-size: 11px;
  color: #94a3b8;
}

.menu-separator {
  height: 1px;
  background: #e2e8f0;
  margin: 4px 0;
}

.menu-submenu-wrapper {
  position: relative;
}

.menu-submenu-content {
  display: none;
  position: absolute;
  top: 0;
  left: 100%;
  background: #ffffff;
  min-width: 250px;
  max-width: 320px;
  box-shadow: 0 10px 25px rgba(0, 31, 63, 0.25);
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 6px 0;
  z-index: 3100;
}

.menu-submenu-wrapper:hover .menu-submenu-content {
  display: block;
}

.menu-empty-recent {
  padding: 10px 16px;
  font-size: 11.5px;
  color: #94a3b8;
  font-style: italic;
}

.menu-recent-item {
  width: 100%;
  display: flex;
  flex-direction: column;
  padding: 8px 14px;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s ease;
  border-bottom: 1px solid #f1f5f9;
}

.menu-recent-item:last-child {
  border-bottom: none;
}

.menu-recent-item:hover {
  background: #eff6ff;
}

.menu-recent-name {
  font-size: 12px;
  font-weight: 700;
  color: #003366;
}

.menu-recent-time {
  font-size: 10.5px;
  color: #64748b;
  margin-top: 2px;
}

/* ===================================================================
   MODALS INDUSTRIALES (PROYECTOS Y CASOS SCM)
   =================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.modal-backdrop.open {
  display: flex;
}

.modal-dialog-box {
  background-color: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  width: 90%;
  max-width: 580px;
  overflow: hidden;
  animation: modalIn 0.2s ease-out;
}

@keyframes modalIn {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header-bar {
  background-color: var(--minitab-navy);
  color: #fff;
  padding: 12px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--industrial-accent);
}

.modal-header-bar h3 {
  font-size: 14.5px;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #ffffff;
}

.btn-close-modal {
  background: none;
  border: none;
  color: #cbd5e1;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  transition: color 0.15s ease;
}

.btn-close-modal:hover {
  color: #fff;
}

.modal-body-content {
  padding: 18px;
  max-height: 75vh;
  overflow-y: auto;
}

.modal-footer-bar {
  padding: 12px 18px;
  background-color: #f8fafc;
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.btn-minitab-dialog-ok {
  background-color: #003366;
  color: #ffffff;
  border: 1px solid #002244;
  padding: 6px 16px;
  border-radius: 4px;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s ease;
}

.btn-minitab-dialog-ok:hover {
  background-color: #004c99;
}

.btn-minitab-dialog-cancel {
  background-color: #ffffff;
  color: #334155;
  border: 1px solid #cbd5e1;
  padding: 6px 14px;
  border-radius: 4px;
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-minitab-dialog-cancel:hover {
  background-color: #f1f5f9;
}