.planner-section {
  width: min(97%, 1580px);
  max-width: 1580px;
  margin: 28px auto 0;
  padding: 20px;
  border: 2px solid #d4ddeb;
  border-radius: 18px;
  background: linear-gradient(180deg, #ffffff 0%, #f6faff 100%);
  box-shadow: 0 8px 24px rgba(2, 45, 98, 0.08);
  box-sizing: border-box;
  overflow-x: hidden;
}

body[data-categoria="Kids 2"] {
  --planner-board-ratio: 12700 / 11814;
  --planner-board-max-width: 900px;
}

body[data-categoria="Middle"],
body[data-categoria="High"],
body[data-categoria="Technic/University"] {
  --planner-board-ratio: 760 / 354;
  --planner-board-max-width: 1180px;
}

.planner-header h2 {
  margin: 0 0 6px;
  color: var(--tbr-azul, #022d62);
  font-size: 1.25rem;
  font-weight: 700;
  font-family: 'Archivo', 'Montserrat', sans-serif;
}

.planner-header p {
  margin: 0;
  color: var(--tbr-texto, #676c71);
  font-size: 0.94rem;
  line-height: 1.5;
}

.planner-toolbar {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.planner-tool-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.planner-tool-group--actions {
  margin-left: auto;
}

.planner-tool-btn,
.planner-action-btn {
  border: 1px solid #c9d7eb;
  background: #ffffff;
  color: var(--tbr-azul, #022d62);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: 'Archivo', 'Montserrat', sans-serif;
  cursor: pointer;
}

.planner-tool-btn:disabled,
.planner-action-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.planner-tool-btn.ativo {
  background: var(--tbr-azul, #022d62);
  color: #ffffff;
  border-color: var(--tbr-azul, #022d62);
}

.planner-action-btn {
  background: #eef5ff;
}

.planner-action-btn--icon {
  min-width: 46px;
  padding: 10px 12px;
  font-size: 1.2rem;
  line-height: 1;
}

.planner-action-btn--danger {
  background: #fff1f2;
  color: #b42318;
  border-color: #f0b3b8;
}

.planner-inline-label {
  color: var(--tbr-azul, #022d62);
  font-size: 0.88rem;
  font-weight: 700;
}

.planner-tool-group input[type="color"] {
  width: 44px;
  height: 38px;
  padding: 3px;
  border: 1px solid #c9d7eb;
  border-radius: 10px;
  background: #ffffff;
  cursor: pointer;
}

.planner-board-wrap {
  margin-top: 18px;
  flex: 1 1 auto;
  min-width: 0;
}

.planner-workspace {
  margin-top: 18px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 280px);
  gap: 22px;
  align-items: start;
  min-width: 0;
  overflow-x: hidden;
}

.planner-board {
  position: relative;
  width: 100%;
  max-width: var(--planner-board-max-width, 1180px);
  aspect-ratio: var(--planner-board-ratio, 1 / 1);
  margin: 0 auto;
  border-radius: 18px;
  overflow: hidden;
  border: 2px solid #233a57;
  background: #dde5ef;
  box-shadow: 0 10px 26px rgba(2, 45, 98, 0.14);
}

.planner-bg,
.planner-board canvas,
.planner-notes-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.planner-bg {
  object-fit: fill;
  filter: grayscale(100%) contrast(1.05) brightness(1.03);
  opacity: 0.76;
  pointer-events: none;
}

.planner-board canvas {
  z-index: 2;
  touch-action: none;
  cursor: crosshair;
}

.planner-board.is-note-mode canvas {
  cursor: text;
}

.planner-board.is-arrow-mode canvas {
  cursor: alias;
}

.planner-board.is-erase-mode canvas {
  cursor: cell;
}

.planner-notes-layer {
  z-index: 3;
  pointer-events: none;
}

.planner-note {
  position: absolute;
  min-width: 120px;
  max-width: 220px;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(255, 251, 214, 0.95);
  border: 1px solid rgba(156, 132, 56, 0.4);
  box-shadow: 0 8px 20px rgba(45, 55, 72, 0.18);
  pointer-events: auto;
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}

.planner-note.is-selected {
  box-shadow: 0 0 0 2px rgba(2, 45, 98, 0.24), 0 12px 24px rgba(45, 55, 72, 0.22);
  transform: translateY(-1px);
}

.planner-note-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
  cursor: grab;
  user-select: none;
  touch-action: none;
}

.planner-note-header.is-dragging {
  cursor: grabbing;
}

.planner-note-header span {
  font-size: 0.75rem;
  font-weight: 700;
  color: currentColor;
  opacity: 0.82;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.planner-note-remove {
  border: none;
  background: transparent;
  color: #a61b1b;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: none;
  padding: 0;
}

.planner-note-body {
  min-height: 36px;
  color: #3f3a22;
  font-size: 0.88rem;
  line-height: 1.4;
  outline: none;
  cursor: text;
  white-space: pre-wrap;
  word-break: break-word;
}

.planner-slides-panel {
  margin-top: 18px;
  min-width: 0;
  border: 1px solid #cfdcf0;
  border-radius: 16px;
  background: linear-gradient(180deg, #f7fbff 0%, #eef4fd 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
  min-height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-sizing: border-box;
}

.planner-slides-header {
  padding: 14px 16px 12px;
  border-bottom: 1px solid #dbe7f5;
  background: rgba(255, 255, 255, 0.72);
}

.planner-slides-header h3 {
  margin: 0;
  color: var(--tbr-azul, #022d62);
  font-size: 1rem;
  font-weight: 700;
}

.planner-slides-header p {
  margin: 6px 0 0;
  color: var(--tbr-texto, #676c71);
  font-size: 0.82rem;
  line-height: 1.4;
}

.planner-slides-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 14px;
  max-height: 1100px;
  overflow-y: auto;
  overflow-x: hidden;
  box-sizing: border-box;
}

.planner-slides-empty {
  display: none;
  padding: 18px 16px 22px;
  color: #6b7280;
  font-size: 0.9rem;
}

.planner-slides-empty.is-visible {
  display: block;
}

.planner-slides-footer {
  padding: 14px;
  border-top: 1px solid #dbe7f5;
  background: rgba(255, 255, 255, 0.62);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.planner-new-slide-btn {
  width: 100%;
  border: 1px solid #bfd2ee;
  background: #ffffff;
  color: var(--tbr-azul, #022d62);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
}

.planner-new-slide-btn:hover {
  background: #edf5ff;
}

.planner-delete-all-btn {
  width: 100%;
  border: 1px solid #efb3b8;
  background: #fff4f4;
  color: #b42318;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
}

.planner-delete-all-btn:hover {
  background: #ffe8e8;
}

.planner-slide-card {
  position: relative;
  width: 100%;
  max-width: 100%;
  border: 2px solid #d5dfec;
  border-radius: 12px;
  background: #ffffff;
  padding: 10px;
  text-align: left;
  cursor: pointer;
  box-shadow: 0 6px 16px rgba(2, 45, 98, 0.08);
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
  box-sizing: border-box;
  overflow: hidden;
  white-space: normal;
}

.planner-slide-open {
  width: 100%;
  max-width: 100%;
  border: none;
  background: transparent;
  padding: 0;
  margin: 0;
  text-align: left;
  cursor: pointer;
  box-sizing: border-box;
  white-space: normal;
  min-width: 0;
}

.planner-slide-card:hover {
  transform: translateY(-1px);
  border-color: #9ab4d8;
}

.planner-slide-card.is-active {
  border-color: #d5532f;
  box-shadow: 0 0 0 2px rgba(213, 83, 47, 0.12), 0 10px 18px rgba(2, 45, 98, 0.12);
}

.planner-slide-thumb {
  position: relative;
  width: 100%;
  max-width: 100%;
  aspect-ratio: var(--planner-board-ratio, 1 / 1);
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid #d5dfec;
  background: #f4f7fb;
  box-sizing: border-box;
}

.planner-slide-thumb img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.planner-slide-thumb .planner-slide-bg {
  filter: grayscale(100%) contrast(1.05) brightness(1.03);
  opacity: 0.72;
}

.planner-slide-thumb .planner-slide-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
}

.planner-slide-thumb .planner-slide-bg {
  position: absolute;
  inset: 0;
}

.planner-slide-meta {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.planner-slide-number {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--tbr-azul, #022d62);
}

.planner-slide-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.planner-slide-title {
  margin: 0;
  color: #334155;
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.3;
  word-break: break-word;
  max-width: 100%;
}

.planner-slide-actions {
  display: flex;
  justify-content: flex-end;
}

.planner-slide-rename {
  border: 1px solid #c9d7eb;
  background: #f8fbff;
  color: var(--tbr-azul, #022d62);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
}

.planner-slide-rename:hover {
  background: #e7f0ff;
}

.planner-slide-delete {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 3;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(180, 35, 24, 0.22);
  background: rgba(255, 244, 244, 0.96);
  color: #c62828;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(180, 35, 24, 0.16);
}

.planner-slide-delete:hover {
  background: #ffe5e5;
}

.planner-slide-status {
  font-size: 0.78rem;
  color: #6b7280;
}

@media (max-width: 860px) {
  .planner-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .planner-tool-group,
  .planner-tool-group--actions {
    width: 100%;
    justify-content: flex-start;
    margin-left: 0;
  }

  .planner-board {
    width: 100%;
  }

  .planner-workspace {
    grid-template-columns: 1fr;
  }

  .planner-slides-panel {
    margin-top: 0;
  }
}