/*
 * Workdwell Application Design System & Styles
 * WCAG 2.2 AA compliant contrast, visible keyboard focus indicators, responsive layout.
 */

:root {
  --bg-app: #f8fafc;
  --bg-card: #ffffff;
  --text-main: #0f172a;
  --text-muted: #475569;
  --border-color: #cbd5e1;
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-focus: rgba(2, 132, 199, 0.4);
  --success: #15803d;
  --warning: #b45309;
  --danger: #b91c1c;
  --info: #4338ca;
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  font-family: var(--font-stack);
  background-color: var(--bg-app);
  color: var(--text-main);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Accessible visible focus ring for keyboard navigation */
:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Environment Notice Banner */
.dev-banner {
  background-color: #fef3c7;
  color: #92400e;
  padding: 8px 16px;
  font-size: 0.85rem;
  border-bottom: 1px solid #fde68a;
  text-align: center;
}

/* Header */
.app-header {
  background-color: #0f172a;
  color: #ffffff;
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #334155;
  flex-wrap: wrap;
  gap: 12px;
}

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

.logo-mark {
  background-color: var(--primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 1.25rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
}

.app-title {
  font-size: 1.2rem;
  font-weight: 700;
}

.app-subtitle {
  font-size: 0.8rem;
  color: #94a3b8;
}

/* Session Area */
.user-session-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
}

.user-profile-area {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-name {
  font-weight: 600;
  color: #f1f5f9;
}

.session-status {
  color: #94a3b8;
  font-style: italic;
}

.dev-role-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
}

.session-select {
  padding: 5px 8px;
  border-radius: 4px;
  background-color: #1e293b;
  color: #ffffff;
  border: 1px solid #475569;
  font-size: 0.8rem;
}

/* Navigation Tabs */
.app-nav {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-color);
  padding: 0 24px;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 8px;
  overflow-x: auto;
}

.nav-tab {
  background: none;
  border: none;
  padding: 12px 18px;
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: all 0.15s ease-in-out;
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--primary);
}

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

/* Main Layout */
.app-main {
  flex: 1;
  padding: 24px;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.panel-header {
  margin-bottom: 20px;
}

.panel-header h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
}

.panel-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Actionable Global Alert Banner */
.alert-banner {
  background-color: #fee2e2;
  border-left: 4px solid var(--danger);
  color: #991b1b;
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.alert {
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 14px;
  font-size: 0.875rem;
}

.alert-danger {
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.alert-success {
  background-color: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.alert-warning {
  background-color: #fef3c7;
  color: #92400e;
  border: 1px solid #fde68a;
}

/* Metric Counters Grid */
.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.metric-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.1;
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  margin-top: 6px;
  letter-spacing: 0.5px;
}

/* Card & Grids */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
}

.card-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  background-color: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h3 {
  font-size: 1.05rem;
  font-weight: 600;
}

.card-body {
  padding: 18px;
  flex: 1;
}

.grid {
  display: grid;
  gap: 20px;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-cards {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.col-span-2 {
  grid-column: span 2;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease-in-out;
  text-decoration: none;
}

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

.btn-primary:hover:not(:disabled) {
  background-color: var(--primary-hover);
}

.btn-secondary {
  background-color: #e2e8f0;
  color: var(--text-main);
  border-color: #cbd5e1;
}

.btn-secondary:hover:not(:disabled) {
  background-color: #cbd5e1;
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover:not(:disabled) {
  background-color: #f1f5f9;
}

.btn-sm {
  padding: 4px 10px;
  font-size: 0.8rem;
}

.btn-block {
  width: 100%;
}

.btn-filter {
  background-color: #f1f5f9;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.btn-filter.active {
  background-color: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 3px 8px;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.badge-analyst { background-color: #e0f2fe; color: #0369a1; }
.badge-reviewer { background-color: #fef3c7; color: #92400e; }
.badge-admin { background-color: #fce7f3; color: #be185d; }
.badge-success { background-color: #dcfce7; color: #15803d; }
.badge-warning { background-color: #fef3c7; color: #b45309; }
.badge-danger { background-color: #fee2e2; color: #b91c1c; }
.badge-info { background-color: #e0e7ff; color: #4338ca; }
.badge-secondary { background-color: #f1f5f9; color: #475569; }

/* Lists & Tables */
.item-list {
  list-style: none;
}

.item-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
  gap: 12px;
}

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

.item-row:hover {
  background-color: #f8fafc;
}

.item-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 3px;
}

.item-badge-row {
  display: flex;
  gap: 6px;
  align-items: center;
}

/* Forms */
.form-group {
  margin-bottom: 14px;
}

.form-group label, .form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-main);
}

.form-group input,
.form-group select,
.form-group textarea,
.form-control {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--text-main);
  background-color: #ffffff;
}

.form-hint {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

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

.form-inline {
  display: flex;
  gap: 8px;
}

.empty-state {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-align: center;
  padding: 24px;
}

.cursor-pointer {
  cursor: pointer;
}

.font-bold {
  font-weight: 700;
}

.text-primary { color: var(--primary); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-success { color: var(--success); }
.text-muted { color: var(--text-muted); }

.flex-between {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.divider {
  border: 0;
  border-top: 1px solid var(--border-color);
  margin: 16px 0;
}

/* Sign In Screen */
.auth-card-wrapper {
  max-width: 540px;
  margin: 40px auto;
}

.auth-card {
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
}

.quick-login-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 8px;
}

.quick-login-btn {
  text-align: left;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  border-radius: 6px;
}

.quick-login-btn small {
  color: var(--text-muted);
  font-size: 0.72rem;
}

/* Client Workspace Header */
.client-workspace-header {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 16px 20px;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.client-title {
  font-size: 1.3rem;
  font-weight: 700;
}

.client-meta-line {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Client Sub Navigation */
.client-subnav {
  display: flex;
  gap: 4px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
}

.client-subtab {
  background: none;
  border: none;
  padding: 10px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
  white-space: nowrap;
}

.client-subtab:hover {
  color: var(--primary);
}

.client-subtab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* Audit Guided Steps */
.audit-steps-checklist {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.step-check-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px;
  border-radius: 6px;
  background-color: #f8fafc;
  border: 1px solid var(--border-color);
}

.step-check-item.ready {
  background-color: #f0fdf4;
  border-color: #bbf7d0;
}

.step-check-item.blocked {
  background-color: #fef2f2;
  border-color: #fecaca;
}

.step-icon {
  font-size: 1.2rem;
  line-height: 1;
}

.step-text strong {
  display: block;
  font-size: 0.85rem;
}

.step-text small {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Task Workspace Modal / Drawer */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

.modal-card {
  background: #ffffff;
  border-radius: 10px;
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.2);
}

.task-workspace-card {
  max-width: 800px;
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  background: #f8fafc;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border-color);
  background: #f8fafc;
  border-bottom-left-radius: 10px;
  border-bottom-right-radius: 10px;
}

.task-modal-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.task-modal-client {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
}

.task-modal-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-main);
}

.task-section {
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid #e2e8f0;
}

.task-section:last-of-type {
  border-bottom: none;
}

.task-section-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.task-why-text {
  font-size: 0.9rem;
  color: #334155;
  background-color: #f1f5f9;
  padding: 10px 14px;
  border-radius: 6px;
  border-left: 3px solid var(--primary);
}

/* Checklist Items */
.checklist-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 12px;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.checklist-item input[type="checkbox"] {
  margin-top: 3px;
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.checklist-item.done {
  background-color: #f0fdf4;
  border-color: #bbf7d0;
}

.checklist-item.done label {
  text-decoration: line-through;
  color: #166534;
}

.guidance-box {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  padding: 12px 14px;
  border-radius: 6px;
  font-size: 0.875rem;
  color: #334155;
  line-height: 1.5;
}

.selected-evidence-card {
  background-color: #eff6ff;
  border: 1px solid #bfdbfe;
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 0.85rem;
}

.demo-segregated-box {
  border: 2px dashed #f59e0b;
  background-color: #fffbeb;
  padding: 14px;
  border-radius: 8px;
}

.demo-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.principles-list {
  padding-left: 20px;
  font-size: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: #334155;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: #f8fafc;
  padding: 10px;
  border-radius: 6px;
}

/* Code box */
.code-box {
  background-color: #1e293b;
  color: #f8fafc;
  padding: 12px;
  border-radius: 6px;
  font-family: ui-monospace, Menlo, Monaco, monospace;
  font-size: 0.85rem;
  overflow-x: auto;
  max-height: 300px;
}

/* Spacing utilities */
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 14px; }
.mt-4 { margin-top: 18px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 14px; }

/* Footer */
.app-footer {
  background-color: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 14px 24px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Responsive Media Queries (360px, 768px, 1280px) */
@media (max-width: 768px) {
  .app-header {
    padding: 10px 16px;
  }
  .app-main {
    padding: 16px;
  }
  .grid-2, .grid-3 {
    grid-template-columns: 1fr;
  }
  .col-span-2 {
    grid-column: span 1;
  }
  .user-session-bar {
    width: 100%;
    justify-content: space-between;
  }
  .client-workspace-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .quick-login-grid {
    grid-template-columns: 1fr;
  }
  .task-workspace-card {
    max-height: 95vh;
  }
}

@media (max-width: 480px) {
  .app-title {
    font-size: 1rem;
  }
  .nav-tab {
    padding: 10px 12px;
    font-size: 0.85rem;
  }
  .metric-grid {
    grid-template-columns: 1fr 1fr;
  }
}