.gantt-page {
  overflow: auto;
}

.gantt-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  background: var(--peers-white);
  border-bottom: 1px solid var(--grey-300);
  flex-wrap: wrap;
}

.gantt-toolbar__title {
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--peers-blue);
  margin: 0;
}

.gantt-version-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--grey-600);
  background: var(--grey-200);
  border-radius: var(--radius-full);
  padding: 2px 8px;
  margin-left: 6px;
  vertical-align: middle;
}

.gantt-toolbar__sub {
  font-size: 0.78rem;
  color: var(--grey-600);
  margin: 2px 0 0;
}

.gantt-toolbar__actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.gantt-btn {
  font-family: var(--font-secondary);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--peers-blue);
  background: var(--peers-white);
  border: 1px solid var(--grey-300);
  border-radius: var(--radius-full);
  padding: 7px 14px;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.gantt-btn:hover {
  background: var(--peers-serene-02);
  border-color: var(--peers-serene);
}

.gantt-status {
  font-size: 0.72rem;
  color: var(--grey-500);
  display: flex;
  align-items: center;
  gap: 6px;
}

.gantt-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success-main);
  flex-shrink: 0;
}

.gantt-legend {
  display: flex;
  gap: 12px;
  padding: 8px var(--space-4);
  background: var(--grey-50);
  border-bottom: 1px solid var(--grey-300);
  flex-wrap: wrap;
  font-size: 0.72rem;
  color: var(--grey-700);
}

.gantt-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.gantt-legend__swatch {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  flex-shrink: 0;
}

/* ---------- Corpo do Gantt ---------- */

.gantt-scroll {
  overflow-x: auto;
  overflow-y: visible;
  padding-bottom: var(--space-6);
}

.gantt-row {
  display: flex;
  align-items: stretch;
  border-bottom: 1px solid var(--grey-200);
  min-height: 36px;
}

.gantt-row.is-hidden {
  display: none;
}

.gantt-label {
  position: sticky;
  left: 0;
  z-index: 5;
  width: 360px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--peers-white);
  border-right: 1px solid var(--grey-300);
  box-sizing: border-box;
}

.gantt-timeline {
  position: relative;
  flex-shrink: 0;
}

.gantt-timeline__ruler {
  position: relative;
  height: 32px;
  border-bottom: 2px solid var(--grey-300);
  background: var(--grey-50);
}

.gantt-timeline__month {
  position: absolute;
  top: 0;
  height: 100%;
  border-left: 1px solid var(--grey-300);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--grey-600);
  padding: 8px 6px 0;
  box-sizing: border-box;
  white-space: nowrap;
}

.gantt-timeline__gridline {
  position: absolute;
  top: 0;
  bottom: 0;
  border-left: 1px solid var(--grey-200);
}

.gantt-timeline__today {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--error-main);
  z-index: 3;
}

/* ---------- Linha: Etapa (nível 1) ---------- */

.gantt-row--etapa .gantt-label {
  background: var(--peers-blue);
  color: var(--peers-white);
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: 0.85rem;
}

.gantt-row--etapa {
  min-height: 42px;
}

.gantt-row--etapa .gantt-timeline {
  background: var(--grey-50);
}

.gantt-bar--etapa {
  background: var(--peers-blue-02);
}

/* ---------- Linha: Grupo (nível 2) ---------- */

.gantt-row--grupo .gantt-label {
  background: var(--grey-100);
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--peers-blue);
  padding-left: 28px;
}

.gantt-row--grupo .gantt-timeline {
  background: var(--grey-50);
}

/* ---------- Linha: Atividade (nível 3) ---------- */

.gantt-row--atividade .gantt-label {
  padding-left: 46px;
  font-size: 0.8rem;
  color: var(--grey-800);
  cursor: pointer;
}

.gantt-row--atividade:hover .gantt-label,
.gantt-row--atividade:hover .gantt-bar {
  filter: brightness(0.97);
}

.gantt-row--atividade .gantt-label:hover {
  background: var(--peers-serene-02);
}

.gantt-codigo {
  font-family: var(--font-primary);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--grey-500);
  flex-shrink: 0;
  min-width: 42px;
}

.gantt-nome {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.gantt-add-btn {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: none;
  background: var(--success-main);
  color: var(--peers-white);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: 6px;
  padding: 0;
  opacity: 0;
  transition: opacity 0.15s ease, background 0.15s ease;
}

.gantt-row--grupo:hover .gantt-add-btn {
  opacity: 1;
}

.gantt-add-btn:hover {
  background: #118d57;
}

.gantt-delete-btn {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: none;
  background: var(--grey-300);
  color: var(--grey-700);
  font-size: 0.72rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  padding: 0;
  opacity: 0;
  transition: opacity 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.gantt-row--atividade:hover .gantt-delete-btn {
  opacity: 1;
}

.gantt-delete-btn:hover {
  background: var(--error-main);
  color: var(--peers-white);
}

.gantt-toggle {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.7rem;
  user-select: none;
}

/* ---------- Barras ---------- */

.gantt-bar {
  position: absolute;
  top: 6px;
  bottom: 6px;
  border-radius: var(--radius-sm, 4px);
  cursor: pointer;
  display: flex;
  align-items: center;
  padding: 0 8px;
  box-sizing: border-box;
  min-width: 6px;
  box-shadow: var(--shadow-sm, 0 1px 2px rgba(0,0,0,0.15));
  transition: filter 0.15s ease, transform 0.15s ease;
}

.gantt-bar:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
}

.gantt-bar__label {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--peers-white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gantt-bar--status-concluido { opacity: 0.55; }
.gantt-bar--status-despriorizado { opacity: 0.35; text-decoration: line-through; }

/* ---------- Modal de edição ---------- */

.gantt-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(1, 19, 52, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--space-3);
}

.gantt-modal {
  background: var(--peers-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--space-4);
}

.gantt-modal__eyebrow {
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--info-main);
  margin: 0 0 4px;
}

.gantt-modal h2 {
  font-family: var(--font-secondary);
  font-size: 1.15rem;
  color: var(--peers-blue);
  margin: 0 0 var(--space-3);
}

.gantt-field {
  margin-bottom: var(--space-2);
}

.gantt-field label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--grey-600);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.gantt-field input,
.gantt-field select,
.gantt-field textarea {
  width: 100%;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  padding: 8px 10px;
  border: 1px solid var(--grey-300);
  border-radius: var(--radius-md);
  box-sizing: border-box;
  color: var(--grey-800);
}

.gantt-field textarea {
  min-height: 64px;
  resize: vertical;
}

.gantt-field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
}

.gantt-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: var(--space-3);
}

.gantt-modal__btn {
  font-family: var(--font-secondary);
  font-weight: 700;
  font-size: 0.82rem;
  border-radius: var(--radius-full);
  padding: 9px 18px;
  cursor: pointer;
  border: 1px solid transparent;
}

.gantt-modal__btn--cancel {
  background: var(--peers-white);
  border-color: var(--grey-300);
  color: var(--grey-700);
}

.gantt-modal__btn--save {
  background: var(--peers-blue);
  color: var(--peers-lime);
}

.gantt-modal__btn--save:hover {
  background: #133061;
}

.gantt-modal__meta {
  font-size: 0.72rem;
  color: var(--grey-500);
  margin-top: var(--space-2);
}