:root {
  --brand-color: #38055D;
  --app-bg: #f8fafc;
  --workspace-bg: #f8fafc;
  --surface-primary: #ffffff;
  --surface-secondary: #f1f5f9;
  --text-color: #0f172a;
  --muted-color: #475569;
  --border-color: #e2e8f0;
  --card-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  --card-shadow-soft: 0 6px 18px rgba(15, 23, 42, 0.08);
  --project-board-bg: #f8fafc;
  --tag-panel-bg: #ffffff;
  --tag-panel-border: rgba(15, 23, 42, 0.08);
}

body.theme-light {
  --app-bg: #f8fafc;
  --surface-primary: #ffffff;
  --surface-secondary: #f1f5f9;
  --text-color: #0f172a;
  --muted-color: #475569;
  --border-color: #e2e8f0;
  --card-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  --card-shadow-soft: 0 6px 18px rgba(15, 23, 42, 0.08);
  --project-board-bg: #f8fafc;
  --tag-panel-bg: #ffffff;
  --tag-panel-border: rgba(15, 23, 42, 0.08);
}

body.theme-dark {
  --app-bg: #050915;
  --surface-primary: #0f172a;
  --surface-secondary: #111827;
  --text-color: #f8fafc;
  --muted-color: #cbd5f5;
  --border-color: #273244;
  --card-shadow: 0 12px 30px rgba(2, 6, 23, 0.7);
  --card-shadow-soft: 0 6px 18px rgba(2, 6, 23, 0.6);
  --project-board-bg: #0c111d;
  --tag-panel-bg: #111827;
  --tag-panel-border: #1f2937;
}

body {
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  background: var(--workspace-bg, var(--app-bg));
  color: var(--text-color);
}

.caffee-nav {
  background-color: var(--brand-color) !important;
  color: #fff;
}

.caffee-nav .navbar-brand,
.caffee-nav .navbar-brand span,
.caffee-nav .navbar-nav .nav-link,
.caffee-nav .btn,
.caffee-nav a {
  color: #fff !important;
}

.caffee-nav .btn-outline-light {
  border-color: rgba(255, 255, 255, 0.7);
}

.caffee-nav .btn-outline-light:hover {
  background: #fff;
  color: var(--brand-color) !important;
}

.brand-logo {
  height: 36px;
  width: auto;
}

body.auth-mode {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #38055D, #4f0c7c);
  flex-direction: column;
}

body.auth-mode .app-shell {
  max-width: 420px;
}

body.auth-mode .login-brand {
  margin-bottom: 16px;
}

.login-brand img {
  height: 56px;
  width: auto;
}

body.app-mode .app-shell {
  max-width: 1600px;
}

body.app-mode {
  background: var(--workspace-bg, var(--app-bg));
}

.auth-card {
  max-width: 380px;
  margin: 0 auto;
  text-align: left;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: rgba(255, 255, 255, 0.9);
  border: none;
}

.app-shell {
  width: 100%;
}

.card {
  background: var(--surface-primary);
  border-color: var(--border-color);
  color: var(--text-color);
  box-shadow: var(--card-shadow);
}

.card .text-muted {
  color: var(--muted-color) !important;
}

.hidden {
  display: none !important;
}

.projects-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

#team-card.hidden,
#user-admin-card.hidden {
  display: none !important;
}

.projects-list button {
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: var(--surface-secondary);
  padding: 8px 18px;
  font-weight: 500;
  transition: all 0.2s ease;
  color: var(--text-color);
}

.projects-list button.active {
  background: var(--brand-color);
  border-color: var(--brand-color);
  color: #fff;
  box-shadow: 0 0 0 0.2rem rgba(56, 5, 93, 0.15);
}

.wide-block {
  margin-top: 24px;
}

.gantt-panel {
  background: var(--surface-primary);
  border-radius: 16px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border-color);
}

.gantt-container {
  overflow-x: auto;
  min-height: 360px;
  background: var(--project-board-bg);
  border-radius: 12px;
  padding: 12px;
}

.kanban {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.kanban-column {
  background: var(--surface-primary);
  border-radius: 16px;
  padding: 16px;
  border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow-soft);
}

.kanban-column header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.kanban-cards {
  min-height: 120px;
}

#kanban-board {
  background: var(--project-board-bg);
  border-radius: 16px;
  padding: 18px;
}

.task-card {
  background: var(--surface-primary);
  border-radius: 16px;
  padding: 14px;
  margin-bottom: 10px;
  border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow-soft);
  cursor: pointer;
  color: var(--text-color);
}

.task-card h4 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.task-card p {
  margin-bottom: 8px;
  color: var(--muted-color);
}

.task-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--muted-color);
}

.pill {
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.7rem;
  text-transform: uppercase;
}

.pill.todo { background: #e0f2fe; color: #0369a1; }
.pill.doing { background: #fef9c3; color: #92400e; }
.pill.blocked { background: #fee2e2; color: #b91c1c; }
.pill.done { background: #dcfce7; color: #15803d; }

.dep-badge {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 6px;
  border-radius: 999px;
  background: #0f172a;
  color: #fff;
  font-size: 0.65rem;
}

.task-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
  font-size: 0.8rem;
  color: #475569;
}

.task-detail {
  border: none;
  padding: 24px;
}

.task-detail .detail-header h3 {
  font-weight: 600;
}

.checklist-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.checklist-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: #f8fafc;
  border-radius: 12px;
  padding: 8px 12px;
}

.checklist-list label {
  flex: 1;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  color: #1e293b;
}

.checklist-list button {
  font-size: 0.8rem;
}

.progress-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
}

.detail-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.close-icon {
  border: none;
  background: transparent;
  font-size: 1.25rem;
  line-height: 1;
  color: #475569;
}

.comment-list,
#dependency-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.comment-list li,
#dependency-list li {
  background: #f8fafc;
  padding: 10px 12px;
  border-radius: 12px;
}

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #0f172a;
  color: #fff;
  padding: 12px 20px;
  border-radius: 999px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.toast.visible {
  opacity: 0.95;
}

@media (max-width: 600px) {
  body.auth-mode {
    padding: 24px 12px;
  }

  .task-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}
.text-brand {
  color: #38055D !important;
}
.label-strip {
  display: block;
  height: 6px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.task-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}

.label-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  color: #fff;
}

.label-pill button {
  border: none;
  background: transparent;
  color: inherit;
  font-size: 0.75rem;
  padding: 0;
}

.tag-picker {
  background: var(--tag-panel-bg);
  border-radius: 18px;
  padding: 16px;
  box-shadow: var(--card-shadow);
  color: var(--text-color);
  border: 1px solid var(--tag-panel-border);
}

.tag-picker .form-label {
  color: var(--text-color);
}

.tag-picker .text-muted {
  color: var(--muted-color) !important;
}

.tag-picker-header .form-control {
  background: var(--surface-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-color);
}

.tag-picker-header .form-control::placeholder {
  color: var(--muted-color);
}

.tag-picker-list {
  max-height: 230px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tag-picker-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-radius: 14px;
  background: var(--surface-secondary);
  cursor: pointer;
  border: 1px solid transparent;
}

.tag-picker-item .form-check-input {
  margin: 0;
  cursor: pointer;
}

.tag-color {
  width: 30px;
  height: 18px;
  border-radius: 999px;
  flex-shrink: 0;
}

.tag-label-text {
  font-weight: 600;
  letter-spacing: 0.2px;
}

.tag-picker .btn-outline-light {
  border-color: rgba(56, 5, 93, 0.35);
  color: var(--brand-color);
}

.tag-picker .btn-outline-light:hover {
  background: var(--brand-color);
  color: #fff;
}

.tag-picker .btn-link {
  color: var(--muted-color);
}

.tag-create {
  display: none;
}

.tag-create.is-open {
  display: block;
}

.tag-create .form-control {
  background: var(--surface-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-color);
}

.tag-create {
  display: none;
}

.tag-create.is-open {
  display: block;
}

.tag-create .form-control {
  background: var(--surface-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-color);
}

.tag-color-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-color-choice {
  width: 46px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  cursor: pointer;
}

.btn-check:checked + .tag-color-choice {
  outline: 2px solid var(--brand-color);
  outline-offset: 2px;
  box-shadow: 0 0 0 2px rgba(56, 5, 93, 0.3);
}

body.theme-dark .tag-picker .btn-outline-light {
  border-color: rgba(255, 255, 255, 0.35);
  color: #f8fafc;
}

body.theme-dark .tag-picker .btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

body.theme-light .tag-picker {
  background: #fff;
  border-color: #e2e8f0;
  color: #0f172a;
}

body.theme-dark .tag-picker {
  background: #111827;
  border-color: #1f2937;
  color: #f8fafc;
}

body.theme-light .tag-picker-item {
  background: #f8fafc;
  border-color: #e2e8f0;
}

body.theme-dark .tag-picker-item {
  background: rgba(255, 255, 255, 0.04);
  border-color: #1f2937;
}

body.theme-light .tag-create .form-control {
  background: #fff;
  color: #0f172a;
}

body.theme-dark .tag-create .form-control {
  background: rgba(255, 255, 255, 0.08);
  color: #f8fafc;
}

.detail-quick-actions {
  gap: 6px;
}

.toggle-btn {
  min-width: 110px;
}

.wide-block .collapse.show {
  transition: height 0.2s ease;
}

.create-task-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: #5c0fa3;
  color: #fff;
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 16px rgba(92, 15, 163, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.create-task-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 20px rgba(92, 15, 163, 0.35);
}