/* === Components — design system (ver DESIGN_SYSTEM.md) === */

/* --- Navbar / Header --- */
.header {
  position: sticky;
  top: var(--space-lg);
  z-index: 100;
  width: 100%;
  padding: 0 var(--space-xl);
  margin-bottom: var(--space-sm);
  box-sizing: border-box;
  background: transparent;
  border: none;
  box-shadow: none;
  height: auto;
}

.header__inner {
  width: 100%;
  max-width: none;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 0 var(--space-xl);
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.header__brand h1 {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--blue-400);
  line-height: var(--line-height-tight);
  margin: 0;
}

.header__project {
  color: var(--text-secondary);
  font-weight: 500;
}

.header__brand-icon {
  width: var(--icon-md);
  height: var(--icon-md);
  color: var(--blue-500);
  flex-shrink: 0;
}

.header__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  align-items: center;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: var(--control-height);
  padding: 0 var(--control-padding-x);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  border: none;
  font-family: var(--font-family);
  white-space: nowrap;
  line-height: 1;
}

.btn svg,
.btn i,
.btn [data-lucide] {
  width: var(--icon-sm);
  height: var(--icon-sm);
}

.btn--primary {
  background: var(--blue-500);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
}

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

.btn--sm {
  min-height: var(--control-height-sm);
  padding: 0 14px;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
}

.btn--icon {
  width: var(--control-height-sm);
  height: var(--control-height-sm);
  min-height: var(--control-height-sm);
  min-width: var(--control-height-sm);
  padding: 0;
  border-radius: var(--radius-md);
}

.btn--danger-solid {
  background: var(--red) !important;
  color: #fff !important;
  border: none !important;
}

.btn--danger-solid:hover {
  filter: brightness(1.1);
}

.btn--success-solid {
  background: var(--green) !important;
  color: #0f1117 !important;
  border: none !important;
}

.btn--warn-solid {
  background: var(--orange) !important;
  color: #0f1117 !important;
  border: none !important;
}

.btn-action-purple {
  color: var(--purple) !important;
  border-color: var(--purple-border) !important;
}

.btn-action-green {
  color: var(--green) !important;
  border-color: var(--green-border) !important;
}

.btn-action-yellow {
  color: var(--yellow) !important;
  border-color: var(--yellow-border) !important;
}

.btn-action-blue {
  color: var(--blue-400) !important;
  border-color: var(--blue-border) !important;
}

/* --- Dashboard / Métricas --- */
.dashboard {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.metric-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  min-width: 0;
}

.metric-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  font-weight: 500;
  display: block;
}

.metric-value {
  font-size: var(--font-size-3xl);
  font-weight: 600;
  line-height: var(--line-height-tight);
  display: block;
}

.metric-value--default { color: var(--text-primary); }
.metric-value--blue { color: var(--blue-400); }
.metric-value--red { color: var(--red); }
.metric-value--orange { color: var(--orange); }
.metric-value--green { color: var(--green); }

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border-radius: 20px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  line-height: 1.2;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.badge-red { background: var(--red-bg); color: var(--red); border: 1px solid var(--red-border); }
.badge-orange { background: var(--orange-bg); color: var(--orange); border: 1px solid var(--orange-border); }
.badge-yellow { background: var(--yellow-bg); color: var(--yellow); border: 1px solid var(--yellow-border); }
.badge-blue { background: var(--blue-100); color: var(--blue-400); border: 1px solid var(--blue-border); }
.badge-green { background: var(--green-bg); color: var(--green); border: 1px solid var(--green-border); }
.badge-purple { background: var(--purple-bg); color: var(--purple); border: 1px solid var(--purple-border); }
.badge-gray { background: rgba(255, 255, 255, 0.05); color: var(--text-secondary); border: 1px solid var(--border-default); }

/* --- Status chips --- */
.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  border: 1px solid;
  white-space: nowrap;
}

.chip-backlog { background: rgba(255, 255, 255, 0.04); color: var(--text-secondary); border-color: var(--border-default); }
.chip-analysis { background: var(--purple-bg); color: var(--purple); border-color: var(--purple-border); }
.chip-dev { background: var(--blue-100); color: var(--blue-400); border-color: var(--blue-border); }
.chip-validation { background: var(--yellow-bg); color: var(--yellow); border-color: var(--yellow-border); }
.chip-done { background: var(--green-bg); color: var(--green); border-color: var(--green-border); }
.chip-cancelled { background: rgba(255, 255, 255, 0.03); color: var(--text-muted); border-color: var(--border-subtle); text-decoration: line-through; }

/* --- Change cards --- */
.items-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.change-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  width: 100%;
}

.change-card[data-urgency='Baixa'] {
  border-left: 3px solid var(--green);
}

.change-card[data-urgency='Média'] {
  border-left: 3px solid var(--yellow);
}

.change-card[data-urgency='Alta'] {
  border-left: 3px solid var(--orange);
}

.change-card[data-urgency='Crítica'],
.change-card--critical,
.change-card.critical {
  border-left: 3px solid var(--red);
}

.change-card__header,
.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.change-card__badges,
.card-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.change-card__title,
.card-title {
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--text-primary);
  margin: var(--space-sm) 0 6px;
  line-height: var(--line-height-tight);
}

.change-card__title-btn {
  background: none;
  border: none;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  padding: 0;
  transition: color var(--duration-fast) var(--ease-soft);
}

.change-card__title-btn:hover {
  color: var(--text-blue);
}

.change-card__url,
.card-url {
  font-size: var(--font-size-sm);
  color: var(--text-blue);
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.change-card__url-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.change-card__snippet {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: 6px;
  line-height: var(--line-height-relaxed);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.change-card__meta,
.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
}

.meta-item {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.meta-item svg {
  width: var(--icon-sm);
  height: var(--icon-sm);
}

.change-card__actions,
.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

/* --- Filters --- */
.filters,
.filter-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  margin-bottom: var(--space-lg);
}

.filters__row,
.filter-row {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  align-items: center;
}

.filters__group {
  flex: 1;
  min-width: 140px;
}

.filters__group--search {
  flex: 2;
  min-width: 220px;
}

.filters__group label,
.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

.filters__group input,
.filters__group select,
.form-input,
.form-select,
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  padding: var(--control-padding-y) var(--control-padding-x);
  font-family: var(--font-family);
  outline: none;
  min-height: var(--control-height);
  line-height: var(--line-height-tight);
}

.form-field textarea,
.form-textarea {
  resize: vertical;
  min-height: 96px;
  line-height: var(--line-height-base);
}

.filters__group input::placeholder,
.form-input::placeholder {
  color: var(--text-muted);
}

.filters__group input:focus,
.filters__group select:focus,
.form-input:focus,
.form-select:focus,
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.filters__count,
.filter-count {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--space-sm);
}

/* --- Empty state --- */
.empty-state,
.empty {
  text-align: center;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}

.empty-state svg,
.empty-icon {
  width: 40px;
  height: 40px;
  color: var(--text-muted);
}

.empty-state p,
.empty-title {
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--text-secondary);
}

.empty-sub {
  font-size: var(--font-size-base);
  color: var(--text-muted);
  line-height: var(--line-height-relaxed);
}

/* --- Modal --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(8, 10, 16, 0.72);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.modal-overlay--open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);
}

.modal--wide {
  max-width: 800px;
}

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xl);
  border-bottom: 1px solid var(--border-subtle);
}

.modal__header h2 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
}

.modal__close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--duration-fast), color var(--duration-fast);
}

.modal__close:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.modal__body {
  padding: var(--space-xl);
  overflow-y: auto;
  flex: 1;
}

.modal__footer,
.form-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-xl);
  border-top: 1px solid var(--border-subtle);
}

/* Confirm modal */
.confirm-overlay .modal {
  max-width: 480px;
}

.confirm-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-md);
  padding-top: var(--space-sm);
}

.confirm-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.confirm-icon svg {
  width: 24px;
  height: 24px;
}

.confirm-icon--primary { background: var(--blue-100); color: var(--blue-400); }
.confirm-icon--danger { background: var(--red-bg); color: var(--red); }
.confirm-icon--success { background: var(--green-bg); color: var(--green); }
.confirm-icon--warn { background: var(--orange-bg); color: var(--orange); }

#confirm-message {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  max-width: 360px;
}

/* --- Form --- */
.form-grid {
  display: grid;
  gap: var(--space-md);
}

.form-grid--2 {
  grid-template-columns: 1fr 1fr;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.form-field .required {
  color: var(--red);
}

.field-error {
  font-size: var(--font-size-xs);
  color: var(--red);
  min-height: 1em;
}

.url-field-row {
  display: flex;
  gap: var(--space-sm);
}

.url-field-row input {
  flex: 1;
}

/* --- Detail --- */
.detail-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--space-md);
}

.detail-title {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--space-lg);
  color: var(--text-primary);
  line-height: var(--line-height-tight);
}

.detail-grid {
  display: grid;
  gap: var(--space-md);
}

.detail-field dt {
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.detail-field dd {
  font-size: var(--font-size-base);
  color: var(--text-primary);
  line-height: var(--line-height-relaxed);
  white-space: pre-wrap;
}

.detail-empty {
  color: var(--text-muted);
  font-style: italic;
}

.detail-evidence-img {
  display: block;
  max-width: 100%;
  margin-top: var(--space-sm);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.detail-history {
  margin-top: var(--space-xl);
  padding: 18px 20px;
  background: var(--bg-raised);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}

.detail-history h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

/* Timeline */
.timeline {
  display: flex;
  flex-direction: column;
}

.tl-item {
  display: flex;
  gap: 12px;
  padding-bottom: 16px;
  position: relative;
}

.tl-item:last-child {
  padding-bottom: 0;
}

.tl-left {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.tl-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
}

.tl-dot-blue { background: var(--blue-500); }
.tl-dot-green { background: var(--green); }
.tl-dot-gray { background: var(--text-muted); }
.tl-dot-red { background: var(--red); }

.tl-line {
  width: 1px;
  flex: 1;
  min-height: 12px;
  background: var(--border-subtle);
  margin-top: 4px;
}

.tl-action {
  font-size: var(--font-size-base);
  color: var(--text-primary);
}

.tl-time {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* --- Toast --- */
#toast-container {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  pointer-events: none;
}

.toast {
  background: var(--bg-raised);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  min-width: 300px;
  max-width: 380px;
  pointer-events: auto;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.toast svg {
  width: var(--icon-md);
  height: var(--icon-md);
  flex-shrink: 0;
  margin-top: 2px;
}

.toast__content {
  flex: 1;
}

.toast__text {
  font-size: var(--font-size-base);
  color: var(--text-primary);
}

.toast__sub {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: 4px;
}

.toast--success { border-left: 3px solid var(--green); }
.toast--success svg { color: var(--green); }
.toast--info { border-left: 3px solid var(--blue-500); }
.toast--info svg { color: var(--blue-400); }
.toast--error { border-left: 3px solid var(--red); }
.toast--error svg { color: var(--red); }
.toast--warn { border-left: 3px solid var(--orange); }
.toast--warn svg { color: var(--orange); }

.type-blue {
  font-size: var(--font-size-base);
  color: var(--text-blue);
}

.section-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--border-subtle);
}

/* Cards arquivados: visual atenuado */
.change-card--archived {
  opacity: 0.72;
}

.change-card--archived .card-title {
  text-decoration: line-through;
  text-decoration-color: var(--text-muted);
}

/* Configurações do usuário */
#settings-title {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.settings-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.settings-intro {
  margin: 0;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.settings-hint {
  display: block;
  margin-top: var(--space-xs);
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
}

.settings-hint strong {
  color: var(--text-primary);
  font-weight: 500;
}

.settings-error {
  min-height: 1.25rem;
  margin: 0;
  color: #fca5a5;
  font-size: var(--font-size-sm);
}

/* --- Project picker --- */

.project-picker-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.project-picker-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  text-align: left;
  cursor: pointer;
  transition: border-color var(--duration-fast) var(--ease-soft), background var(--duration-fast) var(--ease-soft);
}

.project-picker-item:hover:not(:disabled) {
  border-color: var(--blue-400);
  background: rgba(59, 130, 246, 0.08);
}

.project-picker-item--active {
  border-color: var(--blue-500);
  background: rgba(59, 130, 246, 0.12);
  cursor: default;
}

.project-picker-item__name {
  font-weight: 500;
}

.project-picker-item__badge {
  font-size: var(--font-size-xs);
  color: var(--blue-400);
  font-weight: 600;
}

.project-picker-empty {
  margin: 0;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  text-align: center;
  padding: var(--space-lg) 0;
}

.project-picker-empty__hint {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.project-picker-loading {
  margin: 0;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  text-align: center;
  padding: var(--space-md) 0;
}