/* 
 * styles.css - Team Flow Todo System Styling
 * Deep Blue (#1e3a8a) & Burgundy Red (#800020) Premium Theme
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Sarabun:wght@300;400;500;600;700&display=swap');

:root {
  /* Color Palette - Blue & Burgundy Red */
  --primary-blue: #1e3a8a;
  --primary-blue-light: #3b82f6;
  --primary-blue-dark: #172554;
  --accent-burgundy: #800020;
  --accent-burgundy-light: #991b1b;
  --accent-burgundy-dark: #4c0519;
  
  /* Status Colors */
  --color-todo: #64748b;
  --color-doing: #0284c7;
  --color-review: #d97706;
  --color-done: #16a34a;
  
  /* Light Mode Colors */
  --bg-light: #f8fafc;
  --panel-bg-light: rgba(255, 255, 255, 0.85);
  --card-bg-light: #ffffff;
  --border-light: rgba(30, 58, 138, 0.12);
  --text-primary-light: #0f172a;
  --text-secondary-light: #475569;
  
  /* Dark Mode Colors */
  --bg-dark: #0b0f19;
  --panel-bg-dark: rgba(15, 23, 42, 0.8);
  --card-bg-dark: rgba(30, 41, 59, 0.7);
  --border-dark: rgba(255, 255, 255, 0.08);
  --text-primary-dark: #f8fafc;
  --text-secondary-dark: #94a3b8;
  
  /* Active Theme Variables (default to Dark Mode) */
  --body-bg: var(--bg-dark);
  --panel-bg: var(--panel-bg-dark);
  --card-bg: var(--card-bg-dark);
  --border-color: var(--border-dark);
  --text-primary: var(--text-primary-dark);
  --text-secondary: var(--text-secondary-dark);
  --glass-blur: blur(12px);
  --shadow-sm: 0 2px 8px -1px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px -4px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 16px 40px -8px rgba(0, 0, 0, 0.5);
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Light Theme overrides */
body.light-theme {
  --body-bg: var(--bg-light);
  --panel-bg: var(--panel-bg-light);
  --card-bg: var(--card-bg-light);
  --border-color: var(--border-light);
  --text-primary: var(--text-primary-light);
  --text-secondary: var(--text-secondary-light);
  --shadow-sm: 0 2px 8px -1px rgba(30, 58, 138, 0.06);
  --shadow-md: 0 8px 24px -4px rgba(30, 58, 138, 0.1);
  --shadow-lg: 0 16px 40px -8px rgba(30, 58, 138, 0.15);
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', 'Sarabun', sans-serif;
  background-color: var(--body-bg);
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  overflow: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Sidebar Layout */
.sidebar {
  width: 260px;
  background: var(--panel-bg);
  border-right: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
  display: flex;
  flex-direction: column;
  height: 100vh;
  z-index: 10;
  transition: background var(--transition-normal), border var(--transition-normal);
}

.logo-section {
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary-blue), var(--accent-burgundy));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 20px;
  box-shadow: 0 0 12px rgba(59, 130, 246, 0.3);
}

.logo-text {
  font-weight: 700;
  font-size: 20px;
  background: linear-gradient(to right, #3b82f6, #f87171);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 0.5px;
}

.nav-links {
  list-style: none;
  padding: 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav-item a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 500;
  font-size: 15px;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.nav-item a:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

body.light-theme .nav-item a:hover {
  background: rgba(30, 58, 138, 0.05);
}

.nav-item.active a {
  background: linear-gradient(to right, rgba(30, 58, 138, 0.2), rgba(128, 0, 32, 0.15));
  border-left: 4px solid var(--accent-burgundy);
  color: var(--text-primary);
  font-weight: 600;
}

.sidebar-footer {
  margin-top: auto;
  padding: 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* User Card in Sidebar */
.current-user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
}

body.light-theme .current-user-card {
  background: rgba(30, 58, 138, 0.03);
}

.current-user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  border: 2px solid var(--border-color);
}

.current-user-info {
  overflow: hidden;
}

.current-user-name {
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  color: var(--text-primary);
}

.current-user-role {
  font-size: 11px;
  color: var(--text-secondary);
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

/* Main Content Area */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/* Header Area */
.header {
  height: 70px;
  background: var(--panel-bg);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
  padding: 0 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 9;
}

.header-title-section h1 {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Persona/Role Switcher */
.role-switcher-container {
  display: flex;
  align-items: center;
  gap: 10px;
}

.role-switcher-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.role-select {
  padding: 8px 16px;
  border-radius: 8px;
  background: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  outline: none;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.role-select:hover {
  border-color: var(--primary-blue-light);
}

.role-select option {
  background-color: var(--bg-dark);
  color: #f8fafc;
}

body.light-theme .role-select option {
  background-color: #ffffff;
  color: #0f172a;
}

/* Theme Toggle Button */
.btn-theme-toggle {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.btn-theme-toggle:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent-burgundy);
}

/* View Containers */
.view-container {
  flex: 1;
  padding: 30px;
  overflow-y: auto;
  display: none;
}

.view-container.active {
  display: block;
}

/* Quick KPI Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.kpi-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: transform var(--transition-fast), border var(--transition-fast);
}

.kpi-card:hover {
  transform: translateY(-2px);
  border-color: rgba(30, 58, 138, 0.3);
}

.kpi-card-content h3 {
  font-size: 13px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.kpi-card-content .kpi-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
}

.kpi-icon {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.kpi-icon.blue { background: rgba(30, 58, 138, 0.15); color: var(--primary-blue-light); }
.kpi-icon.burgundy { background: rgba(128, 0, 32, 0.15); color: #f87171; }
.kpi-icon.green { background: rgba(22, 163, 74, 0.15); color: #4ade80; }
.kpi-icon.yellow { background: rgba(217, 119, 6, 0.15); color: #fbbf24; }

/* Dashboard Layout */
.dashboard-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 30px;
  align-items: start;
}

.dashboard-main {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.dashboard-panel {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-md);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.panel-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
}

/* Org Tree visual list */
.tree-container {
  overflow-x: auto;
  padding: 20px 0;
}

.tree-node {
  margin-left: 20px;
  position: relative;
  padding: 8px 0 8px 20px;
}

.tree-node::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 1px;
  height: 100%;
  background: var(--border-color);
}

.tree-node::after {
  content: "";
  position: absolute;
  left: 0;
  top: 20px;
  width: 15px;
  height: 1px;
  background: var(--border-color);
}

.tree-node:last-child::before {
  height: 20px;
}

.tree-node-content {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 10px 16px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

body.light-theme .tree-node-content {
  background: rgba(30, 58, 138, 0.02);
}

.tree-node-content:hover {
  border-color: var(--primary-blue-light);
  transform: translateX(4px);
}

.tree-node-content.selected {
  border-color: var(--accent-burgundy);
  background: linear-gradient(to right, rgba(30, 58, 138, 0.1), rgba(128, 0, 32, 0.1));
}

.tree-node-icon {
  font-size: 16px;
}

.tree-node-info {
  display: flex;
  flex-direction: column;
}

.tree-node-name {
  font-weight: 600;
  font-size: 14px;
}

.tree-node-manager {
  font-size: 11px;
  color: var(--text-secondary);
}

/* Kanban Board Layout */
.kanban-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 20px;
  align-items: start;
}

.kanban-column {
  background: rgba(15, 23, 42, 0.4);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
  backdrop-filter: var(--glass-blur);
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: calc(100vh - 220px);
}

body.light-theme .kanban-column {
  background: rgba(241, 245, 249, 0.8);
}

.column-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border-color);
}

.column-title {
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.column-badge {
  background: rgba(255, 255, 255, 0.08);
  padding: 2px 8px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}

body.light-theme .column-badge {
  background: rgba(30, 58, 138, 0.08);
  color: var(--primary-blue);
}

.kanban-column.todo-col .column-header { border-bottom-color: var(--color-todo); }
.kanban-column.doing-col .column-header { border-bottom-color: var(--color-doing); }
.kanban-column.review-col .column-header { border-bottom-color: var(--color-review); }
.kanban-column.done-col .column-header { border-bottom-color: var(--color-done); }

.cards-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 150px;
  padding-bottom: 40px;
}

/* Kanban Cards styling */
.kanban-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
  box-shadow: var(--shadow-sm);
  cursor: grab;
  position: relative;
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), 
              border-color 0.2s ease, 
              box-shadow 0.2s ease, 
              background-color 0.2s ease;
}

.kanban-card:active {
  cursor: grabbing;
  transform: scale(0.98);
}

.kanban-card:hover {
  transform: translateY(-3.5px) scale(1.008);
  border-color: var(--primary-blue-light);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
}

body.light-theme .kanban-card:hover {
  box-shadow: 0 8px 24px rgba(30, 58, 138, 0.06);
}

/* Semantic Category Tags for Scannability */
.card-tag-category {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
}

.card-tag-category.tag-general {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

body.light-theme .card-tag-category.tag-general {
  background: rgba(0, 0, 0, 0.03);
  color: #475569;
}

.card-tag-category.tag-guard {
  background: rgba(2, 132, 199, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(2, 132, 199, 0.3);
}

body.light-theme .card-tag-category.tag-guard {
  background: rgba(2, 132, 199, 0.08);
  color: #0284c7;
}

.card-tag-category.tag-ceremony {
  background: rgba(190, 24, 93, 0.15);
  color: #f472b6;
  border: 1px solid rgba(190, 24, 93, 0.3);
}

body.light-theme .card-tag-category.tag-ceremony {
  background: rgba(190, 24, 93, 0.08);
  color: #be185d;
}

.card-tag-category.tag-activity {
  background: rgba(249, 115, 22, 0.15);
  color: #ffedd5;
  border: 1px solid rgba(249, 115, 22, 0.3);
}

body.light-theme .card-tag-category.tag-activity {
  background: rgba(249, 115, 22, 0.08);
  color: #ea580c;
}

.card-tags {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.card-tag-type {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 20px;
  text-transform: uppercase;
}

.card-tag-type.document {
  background: rgba(30, 58, 138, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

body.light-theme .card-tag-type.document {
  background: rgba(30, 58, 138, 0.1);
  color: var(--primary-blue);
}

.card-tag-type.activity {
  background: rgba(128, 0, 32, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

body.light-theme .card-tag-type.activity {
  background: rgba(128, 0, 32, 0.08);
  color: var(--accent-burgundy);
}

.card-tag-group {
  font-size: 10px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 500;
}

body.light-theme .card-tag-group {
  background: rgba(0, 0, 0, 0.05);
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.card-desc {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-progress-section {
  margin-bottom: 12px;
}

.card-progress-bar-bg {
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 4px;
}

body.light-theme .card-progress-bar-bg {
  background: rgba(30, 58, 138, 0.08);
}

.card-progress-bar-fill {
  height: 100%;
  background: linear-gradient(to right, var(--primary-blue-light), var(--accent-burgundy));
  border-radius: 3px;
  transition: width var(--transition-normal);
}

.card-progress-text {
  font-size: 11px;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
}

/* Avatar Pile (กองรูปโปรไฟล์) */
.avatar-pile {
  display: flex;
  align-items: center;
  flex-direction: row-reverse; /* overlap correctly */
  justify-content: flex-end;
}

.avatar-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--card-bg);
  margin-left: -8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: white;
  cursor: pointer;
  position: relative;
  transition: transform var(--transition-fast), z-index var(--transition-fast);
}

.avatar-icon:hover {
  transform: translateY(-4px);
  z-index: 10;
}

/* Tooltip on Hover */
.avatar-icon::after {
  content: attr(data-name);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: rgba(15, 23, 42, 0.95);
  color: #fff;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 10px;
  white-space: nowrap;
  visibility: hidden;
  opacity: 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  pointer-events: none;
  z-index: 100;
}

.avatar-icon:hover::after {
  visibility: visible;
  opacity: 1;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 1px solid var(--border-color);
}

.card-date {
  font-size: 11px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.card-date.overdue {
  color: #ef4444;
  font-weight: 600;
}

/* Group Tasks Panel & Table */
.task-table-wrapper {
  overflow-x: auto;
  margin-top: 20px;
}

.task-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.task-table th, .task-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-color);
  font-size: 14px;
}

.task-table th {
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.01);
}

body.light-theme .task-table th {
  background: rgba(30, 58, 138, 0.02);
}

.task-table tbody tr {
  transition: background var(--transition-fast);
}

.task-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

body.light-theme .task-table tbody tr:hover {
  background: rgba(30, 58, 138, 0.01);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(11, 15, 25, 0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background: var(--body-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  width: 100%;
  max-width: 650px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  transform: scale(0.94) translateY(15px);
  opacity: 0;
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1), 
              opacity 0.28s ease;
}

.modal-overlay.active .modal-content {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.btn-close-modal {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.btn-close-modal:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 24px;
}

/* Form Styles */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 10px 14px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 14px;
  outline: none;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--primary-blue-light);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

/* Buttons */
.btn {
  padding: 10px 20px;
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1), 
              background-color 0.2s ease, 
              box-shadow 0.2s ease, 
              border-color 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

.btn:active {
  transform: translateY(0.5px);
}

.btn-primary {
  background: var(--primary-blue);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-blue-light);
}

.btn-accent {
  background: var(--accent-burgundy);
  color: white;
}

.btn-accent:hover {
  background: var(--accent-burgundy-light);
}

.btn-secondary {
  background: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* Task Type Form Section toggling */
.conditional-section {
  display: none;
  background: rgba(255, 255, 255, 0.01);
  border: 1px dashed var(--border-color);
  padding: 16px;
  border-radius: 8px;
  margin-top: 10px;
}

.conditional-section.active {
  display: block;
}

/* Custom Subtasks CSS inside modal */
.subtasks-list-modal {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 10px;
}

.subtask-item-modal {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 13px;
}

.subtask-item-info {
  display: flex;
  align-items: center;
  gap: 8px;
}

.subtask-item-checkbox {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.subtask-item-title.completed {
  text-decoration: line-through;
  color: var(--text-secondary);
}

.subtask-item-assignees {
  display: flex;
  align-items: center;
}

.btn-add-subtask {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: 6px;
}

/* Member profiles list Modal popup */
.profiles-list-modal {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.profile-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
}

.profile-row-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.profile-row-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.profile-row-details {
  display: flex;
  flex-direction: column;
}

.profile-row-name {
  font-size: 13px;
  font-weight: 600;
}

.profile-row-title {
  font-size: 11px;
  color: var(--text-secondary);
}

/* Multiple Assignee selection grid */
.assignee-selection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
  max-height: 150px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  padding: 10px;
  border-radius: 8px;
  background: var(--card-bg);
}

.assignee-select-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  padding: 6px;
  border-radius: 4px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.assignee-select-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

body.light-theme .assignee-select-item:hover {
  background: rgba(30, 58, 138, 0.05);
}

.assignee-select-item input {
  cursor: pointer;
}

/* Dragging visual cues */
.cards-container.drag-over {
  background: rgba(30, 58, 138, 0.08);
  border: 2px dashed var(--primary-blue-light);
  border-radius: 8px;
}

/* Detail modal tabs */
.modal-tabs {
  display: flex;
  gap: 10px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 20px;
}

.modal-tab-btn {
  padding: 8px 16px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-tab-btn:hover {
  color: var(--text-primary);
}

.modal-tab-btn.active {
  color: var(--primary-blue-light);
  border-bottom-color: var(--primary-blue-light);
}

.modal-tab-content {
  display: none;
}

.modal-tab-content.active {
  display: block;
}

/* History Logs */
.history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 12px;
}

.history-meta {
  display: flex;
  justify-content: space-between;
  color: var(--text-secondary);
  font-weight: 500;
}

.history-text {
  color: var(--text-primary);
}

/* Quick Toast Alert System */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--panel-bg);
  border-left: 4px solid var(--primary-blue-light);
  border-top: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 10px;
  transform: translateX(120%);
  animation: slideIn 0.3s forwards;
}

@keyframes slideIn {
  to { transform: translateX(0); }
}

.toast.toast-success { border-left-color: var(--color-done); }
.toast.toast-warning { border-left-color: var(--color-review); }
.toast.toast-error { border-left-color: var(--accent-burgundy-light); }

/* Responsive adjustments */
@media (max-width: 1024px) {
  .kanban-board {
    grid-template-columns: repeat(2, 1fr);
  }
  .kanban-column {
    min-height: auto;
  }
  .dashboard-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  body {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }
  .logo-section {
    padding: 16px;
  }
  .nav-links {
    flex-direction: row;
    overflow-x: auto;
    padding: 8px;
  }
  .nav-item a {
    padding: 8px 12px;
    font-size: 13px;
  }
  .nav-item.active a {
    border-left: none;
    border-bottom: 3px solid var(--accent-burgundy);
  }
  .header {
    padding: 0 16px;
  }
  .kanban-board {
    grid-template-columns: 1fr;
  }
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .view-container {
    padding: 16px;
  }
}

/* ==========================================
   AUTHENTICATION LAYOUT & GLASSMORPHISM STYLE
   ========================================== */

.auth-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(circle at 10% 20%, rgba(30, 58, 138, 0.95) 0%, rgba(15, 23, 42, 0.98) 90%);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  overflow-y: auto;
  padding: 20px;
}

body.light-theme .auth-container {
  background: radial-gradient(circle at 10% 20%, rgba(243, 244, 246, 0.95) 0%, rgba(229, 231, 235, 0.98) 90%);
}

/* Background animated bubbles */
.auth-background-effects {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
  pointer-events: none;
}

.bubble {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
  animation: floatBubble 25s infinite alternate ease-in-out;
}

.bubble-1 {
  top: 10%;
  left: 15%;
  width: 400px;
  height: 400px;
  background: var(--primary-blue-light);
}

.bubble-2 {
  bottom: 15%;
  right: 15%;
  width: 450px;
  height: 450px;
  background: var(--accent-burgundy);
  animation-delay: -5s;
}

@keyframes floatBubble {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, 30px) scale(1.1); }
  100% { transform: translate(-30px, -50px) scale(0.9); }
}

/* Authentication Card container */
.auth-card {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 460px;
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 30px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

body.light-theme .auth-card {
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(30, 58, 138, 0.08);
  box-shadow: 0 20px 50px rgba(30, 58, 138, 0.08);
}

.auth-logo-header {
  text-align: center;
  margin-bottom: 24px;
}

.auth-logo-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary-blue), var(--accent-burgundy));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 24px;
  box-shadow: 0 0 16px rgba(59, 130, 246, 0.25);
  margin-bottom: 12px;
}

.auth-logo-title {
  font-size: 24px;
  font-weight: 700;
  background: linear-gradient(to right, #3b82f6, #f87171);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}

.auth-logo-subtitle {
  font-size: 12px;
  color: var(--text-secondary);
}

/* Authentication Screen Toggle Animation */
.auth-screen {
  display: none;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.auth-screen.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.auth-screen-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.input-with-icon {
  position: relative;
  display: flex;
  align-items: center;
}

.input-with-icon i {
  position: absolute;
  left: 14px;
  color: var(--text-secondary);
  font-size: 14px;
  pointer-events: none;
}

.input-with-icon .form-input {
  padding-left: 38px;
  width: 100%;
}

.btn-auth-submit {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 8px;
  margin-top: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
}

.auth-switch-text {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 20px;
}

.auth-switch-text a {
  color: var(--primary-blue-light);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.auth-switch-text a:hover {
  text-decoration: underline;
}

/* Header greeting badge style */
.user-greeting-container {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

body.light-theme .user-greeting-container {
  background: rgba(30, 58, 138, 0.04);
}

.user-greeting-container i {
  color: var(--primary-blue-light);
}

/* Demo Accounts Drawer Panel */
.demo-accounts-panel {
  margin-top: 25px;
  border-top: 1px dashed var(--border-color);
  padding-top: 15px;
}

.btn-demo-toggle {
  width: 100%;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: color var(--transition-fast);
}

.btn-demo-toggle:hover {
  color: var(--text-primary);
}

.demo-drawer-content {
  display: none;
  margin-top: 10px;
  flex-direction: column;
  gap: 8px;
  max-height: 220px;
  overflow-y: auto;
  padding-right: 4px;
}

.demo-drawer-content.active {
  display: flex;
}

.demo-account-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.demo-account-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--primary-blue-light);
  transform: translateY(-1px);
}

body.light-theme .demo-account-item:hover {
  background: rgba(30, 58, 138, 0.03);
}

.demo-avatar {
  font-size: 18px;
}

.demo-info {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.demo-info strong {
  font-size: 12px;
  color: var(--text-primary);
}

.demo-info span {
  font-size: 10px;
  color: var(--text-secondary);
}

.demo-hint {
  font-size: 10px;
  color: var(--text-secondary);
  text-align: center;
  margin-top: 5px;
}

/* --- CALENDAR TIMELINE BANNER STYLES --- */
.calendar-timeline-scroll {
  overflow-x: auto;
  padding: 10px 20px 20px 20px;
  background: rgba(0, 0, 0, 0.1);
  border-bottom: 1px solid var(--border-color);
}

.calendar-timeline-grid {
  display: flex;
  gap: 12px;
  width: 100%;
}

.calendar-day-col {
  flex: 1;
  min-width: 130px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s, background-color 0.2s;
}

.calendar-day-col.today {
  border: 2px solid var(--primary-blue-light);
  background: rgba(30, 58, 138, 0.08);
}

body.light-theme .calendar-day-col.today {
  background: rgba(59, 130, 246, 0.05);
}

.calendar-day-col:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.calendar-event-card {
  font-size: 11px;
  border-radius: 6px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  margin-top: 4px;
}

.calendar-event-card:hover {
  background: rgba(255, 255, 255, 0.08) !important;
}

/* Category borders */
.calendar-event-card.border-guard {
  border-left: 3px solid #0284c7 !important; /* Sky Blue */
}

.calendar-event-card.border-ceremony {
  border-left: 3px solid #be185d !important; /* Burgundy */
}

.calendar-event-card.border-activity {
  border-left: 3px solid #f97316 !important; /* Orange */
}

/* Avatar picker styling */
.avatar-picker-item:hover {
  background: rgba(255, 255, 255, 0.08) !important;
  border-color: rgba(255, 255, 255, 0.2) !important;
  transform: scale(1.15);
}

.avatar-picker-item:active {
  transform: scale(0.95);
}

/* Sidebar selector fix */
#user-select-switcher:focus {
  border-color: var(--primary-blue-light) !important;
}

/* Task Detail Modal Layout */
.detail-two-column-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
@media (min-width: 900px) {
  .detail-two-column-layout {
    grid-template-columns: 4fr 6fr;
  }
}

/* Widen task detail modal to accommodate two columns */
#task-detail-modal .modal-content {
  max-width: 950px;
}