:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #dbeafe;
  --bg: #f8fafc;
  --sidebar-bg: #1e293b;
  --sidebar-text: #94a3b8;
  --sidebar-active: #ffffff;
  --sidebar-active-bg: #2563eb;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --card-bg: #ffffff;
  --danger: #ef4444;
  --success: #22c55e;
  --warning: #f59e0b;
  --info: #3b82f6;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

.app-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 240px;
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
}

.sidebar-header {
  padding: 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 8px;
  overflow-y: auto;
}

.nav-section {
  color: var(--sidebar-text);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 16px 8px 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--sidebar-text);
  text-decoration: none;
  padding: 9px 10px;
  border-radius: 8px;
  margin-bottom: 2px;
  transition: all 0.15s;
  font-size: 14px;
}

.nav-item:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}

.nav-item.active {
  color: var(--sidebar-active);
  background: var(--sidebar-active-bg);
}

.sidebar-footer {
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.user-meta { min-width: 0; }

.user-name {
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  color: var(--sidebar-text);
  font-size: 11px;
}

.logout-btn {
  color: var(--sidebar-text);
  text-decoration: none;
  padding: 6px;
  border-radius: 6px;
  display: flex;
  transition: color 0.15s;
}

.logout-btn:hover { color: #fff; }

/* Main Content */
.main-content {
  margin-left: 240px;
  flex: 1;
  padding: 28px 32px;
  min-height: 100vh;
}

/* Flash Messages */
.flash {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
}

.flash-success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.flash-error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.flash-info { background: #dbeafe; color: #1d4ed8; border: 1px solid #bfdbfe; }

/* Page Header */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.page-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}

.page-subtitle {
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 2px;
}

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

tr.clickable-row:hover td {
  background: #f0f7ff;
}

a.stat-card-link {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

a.stat-card-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.08);
  border-color: #2563eb;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon.blue { background: #dbeafe; color: #2563eb; }
.stat-icon.green { background: #dcfce7; color: #16a34a; }
.stat-icon.yellow { background: #fef9c3; color: #ca8a04; }
.stat-icon.red { background: #fee2e2; color: #dc2626; }

.stat-value {
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
}

.stat-label {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 4px;
}

/* Table */
.table-container {
  overflow-x: auto;
}

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

th {
  text-align: left;
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 2px solid var(--border);
  background: #f8fafc;
}

td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

tr:last-child td { border-bottom: none; }

tr:hover td { background: #f8fafc; }

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}

.badge-low { background: #dcfce7; color: #166534; }
.badge-medium { background: #fef9c3; color: #854d0e; }
.badge-high { background: #fee2e2; color: #991b1b; }

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.status-pending { background: #f1f5f9; color: #475569; }
.status-inprogress { background: #dbeafe; color: #1d4ed8; }
.status-completed { background: #dcfce7; color: #166534; }
.status-hold { background: #fef9c3; color: #854d0e; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: all 0.15s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

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

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

.btn-secondary:hover { background: var(--bg); }

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover { background: #dc2626; }

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}

.btn-icon {
  padding: 6px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 6px;
}

.btn-icon:hover {
  background: var(--bg);
  color: var(--text);
}

/* Forms */
.form-group {
  margin-bottom: 16px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  color: var(--text);
  background: #fff;
  transition: border 0.15s;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}

textarea { resize: vertical; min-height: 80px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

/* Checkbox list for assigning users */
.checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 200px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
}

.checkbox-item:hover { background: var(--bg); }

.checkbox-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

/* Task List */
.task-list { display: flex; flex-direction: column; gap: 10px; }

.task-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: box-shadow 0.15s;
}

.task-item:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.task-item.completed { opacity: 0.65; }

a.task-item-link {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  align-items: center;
}

a.task-item-link:hover {
  border-color: #2563eb;
  box-shadow: 0 4px 12px rgba(37,99,235,0.1);
  transform: translateX(2px);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.task-checkbox {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  margin-top: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.task-checkbox.checked {
  background: var(--success);
  border-color: var(--success);
}

.task-body { flex: 1; min-width: 0; }

.task-title {
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.task-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--text-muted);
  font-size: 12px;
}

.task-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

/* Update cards */
.update-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  margin-bottom: 10px;
}

a.update-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

a.update-card-link:hover {
  border-color: #2563eb;
  box-shadow: 0 4px 12px rgba(37,99,235,0.10);
  transform: translateX(2px);
}

.update-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.update-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
  flex-shrink: 0;
}

.update-meta {
  flex: 1;
}

.update-author { font-weight: 600; font-size: 13px; }
.update-time { color: var(--text-muted); font-size: 12px; }
.update-body { font-size: 14px; color: var(--text); line-height: 1.5; }

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,0.4);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

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

.modal {
  background: var(--card-bg);
  border-radius: 14px;
  padding: 28px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.modal-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 20px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
}

/* Filter bar */
.filter-bar {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.filter-bar select,
.filter-bar input {
  width: auto;
  flex: 1;
  min-width: 150px;
  max-width: 220px;
}

/* Assignees */
.assignees {
  display: flex;
  gap: -4px;
}

.assignee-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 20px;
  padding: 2px 8px;
  font-size: 12px;
  margin-right: 4px;
  white-space: nowrap;
}

/* Login page */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1e293b, #0f172a);
}

.login-card {
  background: #fff;
  border-radius: 16px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 25px 60px rgba(0,0,0,0.3);
}

.login-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  margin-bottom: 8px;
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
}

.login-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 28px;
  font-size: 14px;
}

.login-btn {
  width: 100%;
  padding: 11px;
  justify-content: center;
  font-size: 15px;
}

/* Progress bar */
.progress-bar {
  background: var(--border);
  border-radius: 10px;
  height: 6px;
  overflow: hidden;
  margin-top: 6px;
}

.progress-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 10px;
  transition: width 0.3s;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}

.empty-state svg {
  opacity: 0.3;
  margin-bottom: 12px;
}

.empty-state p { font-size: 16px; font-weight: 500; }
.empty-state small { font-size: 13px; display: block; margin-top: 4px; }

/* Tabs */
.tabs {
  display: flex;
  gap: 2px;
  border-bottom: 2px solid var(--border);
  margin-bottom: 24px;
}

.tab {
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.15s;
}

.tab:hover { color: var(--text); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* Responsive */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .main-content { margin-left: 0; padding: 16px; }
  .form-row { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================
   NEW: Extended Stats, Nav, Lists, Attachments
   ============================================ */

/* Additional stat icon colours */
.stat-icon.orange { background: #fff7ed; color: #d97706; }
.stat-icon.purple { background: #f5f3ff; color: #7c3aed; }

/* Nav badge (count bubble) */
.nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  background: rgba(255,255,255,.2);
  color: #fff;
  border-radius: 9px;
  font-size: 11px;
  font-weight: 700;
  margin-left: auto;
}

/* Modal active alias (same as .open) */
.modal-overlay.active { display: flex; }

/* Card header row */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

/* Checkbox list for multi-select */
.checkbox-list {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  cursor: pointer;
  font-size: 13px;
  border-bottom: 1px solid #f1f5f9;
  transition: background 0.1s;
}

.checkbox-item:last-child { border-bottom: none; }
.checkbox-item:hover { background: #f8fafc; }
.checkbox-item input { margin: 0; cursor: pointer; }

/* Attachment card */
.attachment-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 8px;
}

/* Planned page group headers */
.planned-group-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 0 12px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}

.planned-group-label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
}

.planned-group-label.text-danger { color: var(--danger); }
.planned-group-label.text-primary { color: var(--primary); }

.planned-group-count {
  background: var(--border);
  color: var(--text-muted);
  border-radius: 12px;
  padding: 1px 8px;
  font-size: 12px;
  font-weight: 600;
}

/* My Day / Planned empty state */
.empty-state-hero {
  text-align: center;
  padding: 60px 20px;
}

/* List page */
.list-color-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
  display: inline-block;
}

/* Sidebar list items - slightly smaller text */
.sidebar-nav .nav-item[href*="list.php"] {
  font-size: 13px;
}

/* Today popup modal */
#todayReminderModal .modal {
  animation: slideUp 0.25s ease;
}

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