/* =============================================================
   Editor shell — 3 columns (sidebar / form / preview)
   ============================================================= */

* { box-sizing: border-box; }

html, body {
  height: 100%;
}

body {
  background: var(--paper-2);
  color: var(--ink);
  overflow: hidden;
}

#root {
  height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---- Top bar -------------------------------------------------- */
.topbar {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: var(--paper);
  border-bottom: 1px solid var(--neutral-10);
  flex-shrink: 0;
  position: relative;
  z-index: 10;
}

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

.topbar__brand img {
  height: 28px;
  width: auto;
}

.topbar__title {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1.1;
  padding-left: 14px;
  margin-left: 4px;
  border-left: 1px solid var(--neutral-10);
}

.topbar__title .eyebrow {
  font-family: var(--font-brand);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--tr-caps);
  text-transform: uppercase;
  color: var(--ink-secondary);
}

.topbar__title .name {
  font-family: var(--font-display);
  font-weight: var(--fw-xlight);
  font-size: 17px;
  color: var(--ink);
  letter-spacing: -0.01em;
}

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

.save-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-body-xs);
  color: var(--ink-secondary);
  font-weight: var(--fw-light);
}

.save-indicator__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
}

.topbar__btn {
  height: 38px;
  padding: 0 18px;
  border-radius: var(--r-pill);
  border: 0;
  font-family: var(--font-sans);
  font-weight: var(--fw-light);
  font-size: var(--fs-body-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background var(--dur-prop) var(--ease-in-out),
              transform var(--dur-tap) var(--ease-out-soft);
}

.topbar__btn:active { transform: scale(0.97); }

.topbar__btn--ghost {
  background: transparent;
  color: var(--ink-secondary);
}

.topbar__btn--ghost:hover {
  background: var(--paper-2);
  color: var(--ink);
}

.topbar__btn--primary {
  background: var(--forest);
  color: var(--paper);
}

.topbar__btn--primary:hover {
  background: var(--forest-2);
}

/* ---- 3-column workspace --------------------------------------- */
.workspace {
  flex: 1;
  display: grid;
  grid-template-columns: 248px 1fr 1fr;
  min-height: 0;
  background: var(--paper-2);
}

@media (max-width: 1400px) {
  .workspace { grid-template-columns: 220px 1fr 1fr; }
}

/* ---- Sidebar (chapters) --------------------------------------- */
.sidebar {
  background: var(--paper);
  border-right: 1px solid var(--neutral-10);
  padding: 24px 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.sidebar__section {
  padding: 0 20px;
  margin-bottom: 16px;
}

.sidebar__heading {
  font-family: var(--font-brand);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--tr-caps);
  text-transform: uppercase;
  color: var(--ink-secondary);
  margin-bottom: 12px;
  padding-left: 12px;
}

.sidebar__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar__item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  cursor: pointer;
  position: relative;
}

.sidebar__item:hover:not(.sidebar__item--active) {
  background: var(--paper-2);
}

.sidebar__item--active {
  background: var(--forest) !important;
  color: var(--paper) !important;
}

.sidebar__item--active:hover {
  background: var(--forest-2) !important;
}

.sidebar__item-num {
  font-family: var(--font-brand);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-secondary);
  width: 18px;
  display: inline-block;
  flex-shrink: 0;
}

.sidebar__item--active .sidebar__item-num {
  color: var(--on-inverse-70);
}

.sidebar__item-label {
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-light);
  color: inherit;
  flex: 1;
  letter-spacing: -0.005em;
}

.sidebar__item-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--neutral-20);
  transition: background 200ms;
}

.sidebar__item-dot--filled {
  background: var(--success);
}

.sidebar__item--active .sidebar__item-dot {
  background: var(--on-inverse-50);
}

.sidebar__item--active .sidebar__item-dot--filled {
  background: var(--success);
}

.sidebar__footer {
  margin-top: auto;
  padding: 16px 20px;
  border-top: 1px solid var(--neutral-10);
}

.sidebar__progress {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
}

.sidebar__progress-label {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-body-xs);
  color: var(--ink-secondary);
}

.sidebar__progress-bar {
  height: 4px;
  background: var(--neutral-10);
  border-radius: 9999px;
  overflow: hidden;
}

.sidebar__progress-fill {
  height: 100%;
  background: var(--forest);
  border-radius: 9999px;
  transition: width 300ms var(--ease-out-soft);
}

/* ---- Editor (center column) ----------------------------------- */
.editor {
  overflow-y: auto;
  padding: 36px 40px 80px;
  background: var(--paper-2);
  position: relative;
}

.editor__header {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--neutral-10);
}

.editor__eyebrow {
  font-family: var(--font-brand);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--tr-caps);
  text-transform: uppercase;
  color: var(--ink-secondary);
  margin-bottom: 10px;
}

.editor__title {
  font-family: var(--font-display);
  font-weight: var(--fw-xlight);
  font-size: 32px;
  letter-spacing: -0.019em;
  line-height: 1.05;
  color: var(--ink);
  margin: 0 0 6px;
}

.editor__sub {
  font-size: var(--fs-body-sm);
  color: var(--ink-secondary);
  font-weight: var(--fw-light);
}

.editor__body {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field__label {
  font-family: var(--font-brand);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--tr-caps);
  text-transform: uppercase;
  color: var(--ink-secondary);
}

.field__hint {
  font-size: var(--fs-body-xs);
  color: var(--ink-secondary);
  margin-top: 2px;
}

.field__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.input,
.textarea {
  font-family: var(--font-sans);
  font-weight: var(--fw-light);
  font-size: var(--fs-body-md);
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--neutral-10);
  border-radius: 12px;
  padding: 12px 14px;
  outline: none;
  transition: border-color var(--dur-prop) var(--ease-in-out),
              box-shadow var(--dur-prop) var(--ease-in-out);
  width: 100%;
  line-height: 1.4;
}

.input:focus,
.textarea:focus {
  border-color: var(--forest);
  box-shadow: 0 0 0 3px rgba(4, 38, 30, 0.06);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--ink-secondary);
  font-weight: var(--fw-light);
}

.textarea {
  resize: vertical;
  min-height: 96px;
  font-family: var(--font-sans);
}

.textarea--lg {
  min-height: 180px;
}

/* ---- Bullet list editor --------------------------------------- */
.bullets {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bullet-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--paper);
  border: 1px solid var(--neutral-10);
  border-radius: 12px;
  padding: 8px 12px;
  transition: border-color 200ms;
}

.bullet-row:focus-within {
  border-color: var(--forest);
  box-shadow: 0 0 0 3px rgba(4, 38, 30, 0.06);
}

.bullet-row__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--forest);
  flex-shrink: 0;
}

.bullet-row__input {
  flex: 1;
  border: 0;
  outline: none;
  font-family: var(--font-sans);
  font-weight: var(--fw-light);
  font-size: var(--fs-body-md);
  color: var(--ink);
  background: transparent;
  padding: 4px 0;
}

.bullet-row__remove {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: transparent;
  border: 0;
  cursor: pointer;
  color: var(--ink-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 150ms, background 150ms;
}

.bullet-row:hover .bullet-row__remove,
.bullet-row:focus-within .bullet-row__remove {
  opacity: 1;
}

.bullet-row__remove:hover {
  background: var(--paper-2);
  color: var(--error);
}

.add-button {
  align-self: flex-start;
  background: transparent;
  border: 1px dashed var(--neutral-20);
  border-radius: 9999px;
  padding: 6px 14px 6px 10px;
  font-family: var(--font-sans);
  font-weight: var(--fw-light);
  font-size: var(--fs-body-xs);
  color: var(--ink-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 200ms;
}

.add-button:hover {
  border-color: var(--forest);
  color: var(--forest);
  background: var(--paper);
}

/* ---- Supplements group editor --------------------------------- */
.suppl-group {
  background: var(--paper);
  border: 1px solid var(--neutral-10);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.suppl-group__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.suppl-group__title {
  border: 0;
  outline: none;
  background: transparent;
  font-family: var(--font-display);
  font-weight: var(--fw-xlight);
  font-size: 19px;
  color: var(--ink);
  letter-spacing: -0.01em;
  flex: 1;
  padding: 2px 0;
  border-bottom: 1px solid transparent;
  transition: border-color 200ms;
}

.suppl-group__title:focus {
  border-bottom-color: var(--neutral-20);
}

.suppl-item {
  display: grid;
  grid-template-columns: minmax(140px, 1.4fr) minmax(80px, 0.7fr) minmax(110px, 0.9fr) 28px;
  gap: 8px;
  align-items: center;
}

.suppl-item__field {
  border: 1px solid var(--neutral-10);
  border-radius: 10px;
  padding: 8px 10px;
  font-family: var(--font-sans);
  font-weight: var(--fw-light);
  font-size: var(--fs-body-sm);
  color: var(--ink);
  background: var(--paper);
  outline: none;
  transition: border-color 200ms;
  min-width: 0;
  width: 100%;
}

.suppl-item__field:focus {
  border-color: var(--forest);
}

.suppl-item__field::placeholder {
  color: var(--ink-disabled);
}

.suppl-item__header-row {
  display: grid;
  grid-template-columns: minmax(140px, 1.4fr) minmax(80px, 0.7fr) minmax(110px, 0.9fr) 28px;
  gap: 8px;
  padding: 0 2px;
  font-family: var(--font-brand);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: var(--tr-caps);
  text-transform: uppercase;
  color: var(--ink-secondary);
}

@media (max-width: 1100px) {
  .suppl-item,
  .suppl-item__header-row {
    grid-template-columns: 1fr 1fr 28px;
  }
  .suppl-item > input:first-child,
  .suppl-item__header-row > span:first-child {
    grid-column: 1 / -1;
  }
}

.suppl-item__remove {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 0;
  background: transparent;
  color: var(--ink-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 150ms, background 150ms;
}

.suppl-group:hover .suppl-item__remove {
  opacity: 0.6;
}

.suppl-item__remove:hover {
  opacity: 1 !important;
  background: var(--paper-2);
  color: var(--error);
}

.group-remove {
  background: transparent;
  border: 0;
  color: var(--ink-secondary);
  font-size: 12px;
  font-family: var(--font-sans);
  cursor: pointer;
  padding: 4px 10px;
  border-radius: 9999px;
  transition: background 150ms, color 150ms;
}

.group-remove:hover {
  background: var(--paper-2);
  color: var(--error);
}

/* ---- Follow-up rows ------------------------------------------- */
.followup {
  background: var(--paper);
  border: 1px solid var(--neutral-10);
  border-radius: 14px;
  padding: 14px;
  display: grid;
  grid-template-columns: 1fr 130px 28px;
  gap: 10px;
  align-items: start;
}

.followup__col {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ---- Preview pane (right column) ------------------------------ */
.preview-pane {
  background: linear-gradient(180deg, #E8E2DE 0%, #DDD6D1 100%);
  overflow-y: auto;
  position: relative;
  border-left: 1px solid var(--neutral-10);
}

.preview-pane__toolbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: rgba(246, 242, 240, 0.85);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  border-bottom: 1px solid var(--neutral-10);
}

.preview-pane__toolbar-label {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.preview-pane__toolbar-label .eyebrow {
  font-family: var(--font-brand);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--tr-caps);
  text-transform: uppercase;
  color: var(--ink-secondary);
}

.preview-pane__toolbar-label .title {
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-light);
  color: var(--ink);
}

.zoom-group {
  display: flex;
  gap: 4px;
  background: var(--paper);
  padding: 3px;
  border-radius: 9999px;
  border: 1px solid var(--neutral-10);
}

.zoom-btn {
  border: 0;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 11px;
  color: var(--ink-secondary);
  padding: 4px 10px;
  border-radius: 9999px;
  cursor: pointer;
  font-weight: var(--fw-light);
  transition: all 150ms;
}

.zoom-btn--active {
  background: var(--forest);
  color: var(--paper);
}

.zoom-btn:not(.zoom-btn--active):hover {
  background: var(--paper-2);
  color: var(--ink);
}

.preview-pane__stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding: 32px 16px 80px;
}

/* ---- Scrollbar styling --------------------------------------- */
.sidebar::-webkit-scrollbar,
.editor::-webkit-scrollbar,
.preview-pane::-webkit-scrollbar {
  width: 10px;
}

.sidebar::-webkit-scrollbar-track,
.editor::-webkit-scrollbar-track,
.preview-pane::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar::-webkit-scrollbar-thumb,
.editor::-webkit-scrollbar-thumb,
.preview-pane::-webkit-scrollbar-thumb {
  background: var(--neutral-20);
  border-radius: 9999px;
  border: 3px solid transparent;
  background-clip: padding-box;
}

.sidebar::-webkit-scrollbar-thumb:hover,
.editor::-webkit-scrollbar-thumb:hover,
.preview-pane::-webkit-scrollbar-thumb:hover {
  background: var(--neutral-30);
  background-clip: padding-box;
  border: 3px solid transparent;
}

/* =============================================================
   PRINT — hide UI chrome, show only the PDF pages full-bleed
   ============================================================= */

@media print {
  @page {
    size: A4;
    margin: 0;
  }

  html, body {
    background: white !important;
    overflow: visible !important;
    height: auto !important;
  }

  body {
    margin: 0;
    padding: 0;
  }

  #root {
    height: auto;
    display: block;
  }

  .topbar,
  .sidebar,
  .editor,
  .preview-pane__toolbar {
    display: none !important;
  }

  .workspace {
    display: block;
    background: white;
  }

  .preview-pane {
    overflow: visible !important;
    background: white !important;
    border: 0 !important;
  }

  .preview-pane__stack {
    padding: 0 !important;
    gap: 0 !important;
    display: block !important;
  }

  .preview-pane__stack > div {
    width: 210mm !important;
    height: 297mm !important;
    position: static !important;
    flex-shrink: 0 !important;
  }

  .preview-pane__stack > div > div {
    position: static !important;
    transform: none !important;
    transform-origin: top left !important;
    width: 210mm !important;
    height: 297mm !important;
  }

  .pdf-page {
    width: 210mm !important;
    height: 297mm !important;
    transform: none !important;
    transform-origin: top left !important;
    margin: 0 !important;
    box-shadow: none !important;
    page-break-after: always !important;
    break-after: page !important;
    overflow: hidden !important;
  }

  .pdf-page:last-child {
    page-break-after: auto !important;
    break-after: auto !important;
  }
}