:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --panel: rgba(255,255,255,0.88);
  --line: #dfe6f1;
  --line-strong: #ccd7e8;
  --ink: #0f172a;
  --text: #24324b;
  --muted: #66748a;
  --faint: #98a6bb;
  --blue: #2467e8;
  --blue-dark: #1455d4;
  --blue-soft: #eaf2ff;
  --green: #48be6f;
  --green-soft: #eaf9ef;
  --orange: #f5a035;
  --orange-soft: #fff4e5;
  --purple: #8b5cf6;
  --purple-soft: #f3edff;
  --shadow: 0 18px 50px rgba(21, 38, 72, 0.12);
  --shadow-soft: 0 10px 30px rgba(21, 38, 72, 0.08);
  --radius-xl: 18px;
  --radius-lg: 14px;
  --radius-md: 10px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

:root[data-theme="dark"] {
  --bg: #0b1020;
  --surface: #111827;
  --surface-soft: #172033;
  --panel: rgba(17, 24, 39, 0.94);
  --line: #2b364a;
  --line-strong: #3a475d;
  --ink: #edf3ff;
  --text: #d9e2f2;
  --muted: #9dadc5;
  --faint: #6f7f98;
  --blue-soft: #132747;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.22);
}

* { box-sizing: border-box; }

html, body {
  min-height: 100%;
  margin: 0;
  background:
    radial-gradient(circle at 18% 12%, rgba(74, 129, 246, 0.10), transparent 28%),
    radial-gradient(circle at 72% 3%, rgba(141, 92, 246, 0.08), transparent 26%),
    linear-gradient(180deg, #f9fbff 0%, var(--bg) 100%);
  color: var(--ink);
  font-family: var(--font);
}

:root[data-theme="dark"] body {
  background:
    radial-gradient(circle at 18% 12%, rgba(36, 103, 232, 0.18), transparent 28%),
    radial-gradient(circle at 72% 3%, rgba(141, 92, 246, 0.14), transparent 26%),
    linear-gradient(180deg, #111827 0%, var(--bg) 100%);
}

button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

.app-shell {
  min-height: 100vh;
  padding: 22px;
}

.workspace {
  display: grid;
  grid-template-columns: 258px minmax(0, 1fr);
  min-height: calc(100vh - 44px);
  max-width: 1880px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid rgba(210, 220, 235, 0.84);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  overflow: hidden;
  backdrop-filter: blur(22px);
}

.sidebar {
  background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(250,252,255,0.84));
  border-right: 1px solid var(--line);
  padding: 24px 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

:root[data-theme="dark"] .sidebar {
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.96), rgba(15, 23, 42, 0.9));
}

.brand {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid #d8e6ff;
  color: var(--blue);
  box-shadow: 0 7px 18px rgba(36, 103, 232, 0.14);
}

.logo-mark img {
  width: 34px;
  height: 34px;
  display: block;
  object-fit: contain;
}

.brand-title { margin: 0; font-size: 24px; letter-spacing: -0.04em; line-height: 1; color: #1760df; }
.brand-subtitle { margin: 5px 0 0; font-size: 12px; color: var(--muted); }

.nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav button {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  border: 0;
  background: transparent;
  color: #526077;
  border-radius: 10px;
  padding: 12px 13px;
  font-weight: 600;
  text-align: left;
}

.nav button.active {
  color: #111827;
  background: #eef2f8;
}

:root[data-theme="dark"] .nav button { color: #aebbd0; }
:root[data-theme="dark"] .nav button.active { color: #f8fbff; background: #202a3a; }

.nav svg { width: 18px; height: 18px; flex: 0 0 auto; }

.sidebar-spacer { flex: 1; }

.main {
  min-width: 0;
  padding: 28px 36px 34px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.title-block h1 { margin: 0; font-size: 27px; letter-spacing: -0.035em; }
.title-block p { margin: 11px 0 0; color: var(--muted); font-size: 15px; }

.icon-actions { display: flex; align-items: center; gap: 14px; }
.icon-btn, .tiny-btn {
  border: 0;
  background: transparent;
  color: #0f172a;
  width: 36px; height: 36px;
  border-radius: 10px;
  display: grid; place-items: center;
}
.icon-btn:hover, .tiny-btn:hover { background: #f1f5fb; }
:root[data-theme="dark"] .icon-btn {
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
}
.report-btn {
  min-width: 190px;
  height: 42px;
  border: 0;
  border-radius: 8px;
  padding: 0 19px;
  white-space: nowrap;
  background: linear-gradient(135deg, #2f72ee, #1557de);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 10px 22px rgba(36, 103, 232, 0.22);
}
.report-btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  box-shadow: none;
}

.search-row {
  margin-top: 30px;
  display: grid;
  grid-template-columns: minmax(360px, 680px);
  align-items: center;
  gap: 10px;
}
.search-box {
  display: flex; align-items: center; gap: 12px;
  height: 52px;
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  padding: 0 15px;
  box-shadow: 0 10px 26px rgba(18, 40, 80, 0.04);
}
.search-box input { border: 0; outline: 0; width: 100%; color: var(--ink); font-size: 15px; background: transparent; }
.search-box svg { width: 19px; color: var(--faint); }
.primary-btn, .secondary-btn, .ghost-btn {
  min-height: 48px;
  border-radius: 9px;
  border: 1px solid transparent;
  padding: 0 23px;
  font-weight: 800;
}
.primary-btn {
  background: linear-gradient(135deg, #286eea, #155adf);
  color: white;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.25), 0 12px 24px rgba(36, 103, 232, 0.22);
}
.primary-btn:disabled { opacity: 0.62; cursor: not-allowed; }
.secondary-btn { background: #fff; color: #24324b; border-color: var(--line); }
.ghost-btn { background: #f7f9fd; color: var(--blue); border-color: #dae5f7; }

.explore-grid {
  margin-top: 22px;
  min-height: 522px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.tree-panel { min-width: 0; padding: 18px 18px 14px; position: relative; }
.panel-title-row { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom: 14px; }
.panel-title-row h2 { margin:0; font-size:16px; letter-spacing:-0.02em; }
.tree-toolbar { display:flex; align-items:center; gap:16px; flex-wrap:wrap; }
.toolbar-label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}
.level-group { display:flex; align-items:center; gap: 6px; }
.level-btn {
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 7px;
  padding: 0;
  color: #334155;
  font-size: 12px;
  font-weight: 700;
}
.level-btn:disabled, .compact-btn:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}
.compact-btn {
  min-height: 34px;
  padding: 0 13px;
  font-size: 12px;
}
.loading-pill {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0 11px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}
.zoom-tools { display:flex; align-items:center; gap: 8px; margin-left: 6px; }
.tiny-btn { width: 30px; height:30px; border: 1px solid var(--line); color: #64748b; }

.tree-scroll {
  position: relative;
  height: 455px;
  overflow: auto;
  border-radius: 12px;
  background: linear-gradient(180deg, #fff, #fcfdff);
}
.tree-content {
  position: relative;
  min-width: 1620px;
  height: 100%;
  padding: 70px 24px 36px;
}
.connector-layer {
  position:absolute; inset:0; width:100%; height:100%; pointer-events:none; overflow:visible;
}
.tree-columns { position:relative; z-index:1; display:grid; grid-template-columns: 180px repeat(5, 215px); column-gap: 72px; align-items: start; }
.tree-col { display:flex; flex-direction:column; gap: 20px; }
.tree-col.depth-0 { padding-top: 112px; }
.tree-col.depth-1 { padding-top: 0; gap: 18px; }
.tree-col.depth-2 { padding-top: 4px; gap: 13px; }
.tree-col.depth-3 { padding-top: 4px; gap: 13px; }
.tree-col.depth-4, .tree-col.depth-5 { padding-top: 4px; gap: 13px; }
.node-card {
  min-height: 54px;
  display: flex;
  align-items:center;
  gap: 11px;
  border: 1px solid var(--node-border, #cbd5e1);
  border-radius: 9px;
  padding: 10px 11px;
  background: var(--node-bg, #fff);
  color: #16223a;
  box-shadow: 0 8px 18px rgba(22, 34, 58, 0.04);
  position: relative;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.node-card:hover { transform: translateY(-1px); box-shadow: 0 10px 20px rgba(22, 34, 58, 0.07); }
.node-icon {
  width: 28px; height: 28px; flex:0 0 auto;
  border-radius: 8px;
  display:grid; place-items:center;
  color: var(--node-color, var(--blue));
  background: rgba(255,255,255,0.62);
}
.node-label { flex: 1; font-weight: 800; font-size: 13px; line-height: 1.25; }
.check {
  width: 17px; height: 17px; flex:0 0 auto; border-radius: 4px;
  border: 1px solid #cfd8e7;
  background: white;
  display:grid; place-items:center;
  color: white;
  font-size: 11px;
}
.node-card.selected .check { border-color: var(--blue); background: var(--blue); }
.more {
  width: 22px; height: 22px; border-radius: 6px; border:0; background: transparent; color:#64748b;
  display:grid; place-items:center;
}

.side-panel {
  border-left: 1px solid var(--line-strong);
  padding: 24px 18px;
  display:flex;
  flex-direction:column;
  gap: 18px;
  background: rgba(255,255,255,0.7);
}
.side-head { display:flex; justify-content:space-between; align-items:center; }
.side-head h2 { margin:0; font-size:17px; letter-spacing:-0.025em; }
.text-btn { border:0; background:transparent; color:var(--blue); font-weight:800; }
.selected-list { display:flex; flex-direction:column; gap: 8px; }
.selected-chip {
  min-height: 39px;
  display:flex; align-items:center; gap: 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 8px 11px;
  font-size: 13px;
  font-weight: 700;
}
.selected-chip .mini-icon { width:20px; height:20px; display:grid; place-items:center; color:var(--node-color, var(--blue)); }
.selected-chip span { flex:1; }
.selected-chip button { border:0; background: transparent; color:#6b7280; display:grid; place-items:center; }
.big-action { width:100%; height:54px; font-size: 17px; }
.tip-card {
  display:grid; grid-template-columns: 44px 1fr; gap: 13px;
  border: 1px solid #edf0fb;
  border-radius: 11px;
  padding: 16px;
  background: linear-gradient(135deg, #f7f9ff, #f4f0ff);
  color:#334155;
  font-size: 14px;
  line-height: 1.45;
}
.tip-card .bulb { font-size: 30px; }
.status-line { min-height: 22px; color: var(--muted); font-size: 13px; margin-top: 8px; }
.status-line.error { color:#b42318; }
.status-line.ok { color:#067647; }

.form-screen {
  margin-top: 32px;
  display:grid;
  grid-template-columns: minmax(330px, 1fr) minmax(330px, 420px);
  gap: 22px;
  max-width: 980px;
}
.card {
  background:#fff;
  border:1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: 20px;
}
.card h2 { margin:0 0 18px; font-size:17px; letter-spacing:-0.02em; }
.settings { display:flex; flex-direction:column; gap: 17px; }
.field label { display:block; font-size:12px; font-weight:800; color:#344054; margin-bottom:8px; }
.field select, .field input[type="text"] {
  width:100%; height:40px; border:1px solid var(--line); border-radius:8px; background:#fff; padding:0 11px; color:#334155;
}
.switch-row { display:flex; justify-content:space-between; align-items:center; gap:12px; }
.switch-row span { font-size:12px; font-weight:800; color:#344054; }
.switch { position:relative; width:42px; height:24px; display:inline-block; }
.switch input { opacity:0; }
.slider { position:absolute; inset:0; background:#dbe3ef; border-radius:99px; transition:.2s; }
.slider::after { content:""; position:absolute; width:18px; height:18px; left:3px; top:3px; background:#fff; border-radius:50%; box-shadow:0 2px 5px rgba(0,0,0,.15); transition:.2s; }
.switch input:checked + .slider { background: var(--blue); }
.switch input:checked + .slider::after { transform: translateX(18px); }
.estimated { text-align:center; color:var(--muted); font-size:12px; margin-top: 10px; }

.complete-screen {
  margin-top: 34px;
  display:grid;
  grid-template-columns: minmax(320px, 520px) minmax(260px, 360px);
  gap: 34px;
  align-items:center;
  max-width: 900px;
}
.cover-preview {
  width: 330px; min-height: 430px; margin: 0 auto;
  background:#fff;
  border:1px solid var(--line);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.16);
  padding: 46px 34px 28px;
  text-align:center;
}
.cover-preview .eyebrow { color:var(--muted); font-size: 11px; }
.cover-preview h2 { margin:18px 0 6px; font-size:22px; letter-spacing:-0.03em; }
.cover-preview p { color:var(--muted); font-size:12px; }
.network-art { height:160px; margin:35px 0; display:grid; place-items:center; }
.whats-inside ul { list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:15px; color:#334155; font-size:13px; }
.whats-inside li { display:flex; gap:10px; align-items:center; }
.action-stack { display:flex; flex-direction:column; gap:12px; margin-top:28px; }

.report-layout {
  margin: 24px -36px -34px;
  height: calc(100vh - 154px);
  min-height: 620px;
  display:grid;
  grid-template-columns: 164px minmax(0, 1fr);
  background:#222831;
  border-top: 1px solid #111827;
  overflow:hidden;
}
.thumbs {
  background:#2d333d;
  padding: 24px 18px;
  overflow:auto;
  height:100%;
  position:sticky;
  top:0;
}
.thumb {
  width: 128px;
  height: 168px;
  background:#fff;
  border: 3px solid transparent;
  margin: 0 auto 18px;
  border-radius: 3px;
  display:block;
  overflow:hidden;
  padding:0;
  box-shadow:0 8px 20px rgba(0,0,0,.25);
}
.thumb.active { border-color:#5d99ff; }
.thumb-preview {
  display:block;
  width: 760px;
  min-height: 990px;
  pointer-events:none;
  transform: scale(0.162);
  transform-origin: top left;
}
.thumb-doc {
  display:block;
  width: 760px;
  min-height: 990px;
  padding: 44px 54px;
  background:#fff;
  color:#172033;
  font-family: var(--font);
  line-height:1.45;
}
.thumb-doc .cover-page,
.thumb-doc .toc-page,
.thumb-doc .section-page {
  min-height:0;
  display:block;
  padding:0;
  text-align:left;
  border-bottom:0;
}
.thumb-doc h1 { font-size:36px; line-height:1.08; margin:0; letter-spacing:-.055em; }
.thumb-doc h2 { font-size:22px; margin:0 0 16px; }
.thumb-doc h3 { font-size:15px; margin:16px 0 8px; }
.thumb-doc h4 { font-size:11px; margin:12px 0 6px; }
.thumb-doc p,
.thumb-doc li { font-size:12px; }
.thumb-doc .summary-block { margin-top:30px; padding:16px; }
.thumb-doc .grid-two { gap:10px; }
.thumb-doc .note-card,
.thumb-doc .research-card,
.thumb-doc .takeaway,
.thumb-doc .topic-path,
.thumb-doc .tree-list { border-radius:8px; padding:10px; }
.report-viewer { display:flex; flex-direction:column; min-width:0; min-height:0; overflow:hidden; }
.viewer-bar {
  height: 48px; display:flex; align-items:center; justify-content:space-between; gap:16px; padding:0 16px;
  background:#161b22; color:#d0d7de; font-size:13px;
}
.viewer-tools { display:flex; align-items:center; gap:10px; }
.viewer-tools button { color:#d0d7de; border:0; background:transparent; border-radius:6px; padding:7px 9px; }
.viewer-tools button:hover { background:#242b35; }
.report-paper-wrap { overflow:auto; padding: 28px; background:#3b424d; flex:1; min-height:0; }
.report-paper {
  width: 920px;
  min-height: 1180px;
  margin: 0 auto;
  background:#fff;
  color: #1f2937;
  box-shadow: 0 14px 36px rgba(0,0,0,.28);
}

.library-grid {
  margin-top: 26px;
  display:grid;
  gap: 14px;
}
.library-card {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:18px;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--surface);
  box-shadow:var(--shadow-soft);
}
.library-card h2 { margin:5px 0 7px; font-size:18px; letter-spacing:-.025em; }
.library-card p { margin:0; color:var(--muted); font-size:13px; }
.card-eyebrow {
  color:var(--blue) !important;
  font-size:11px !important;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.08em;
}
.card-actions { display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end; }
.compact-action { min-height:40px; padding:0 15px; }
.empty-panel {
  padding:34px;
  border:1px dashed var(--line-strong);
  border-radius:14px;
  background:var(--surface-soft);
  color:var(--muted);
}
.empty-panel h2 { margin:0 0 8px; color:var(--ink); }
.empty-panel p { margin:0; }

.empty-state {
  border: 1px dashed var(--line-strong);
  background: #fbfdff;
  color: var(--muted);
  padding: 28px;
  text-align:center;
  border-radius: 12px;
}

:root[data-theme="dark"] .workspace,
:root[data-theme="dark"] .explore-grid,
:root[data-theme="dark"] .tree-panel,
:root[data-theme="dark"] .side-panel,
:root[data-theme="dark"] .card,
:root[data-theme="dark"] .search-box,
:root[data-theme="dark"] .selected-chip,
:root[data-theme="dark"] .field select,
:root[data-theme="dark"] .field input[type="text"],
:root[data-theme="dark"] .cover-preview {
  background: var(--surface);
  color: var(--text);
}

:root[data-theme="dark"] .tree-scroll,
:root[data-theme="dark"] .empty-state,
:root[data-theme="dark"] .ghost-btn,
:root[data-theme="dark"] .secondary-btn,
:root[data-theme="dark"] .level-btn,
:root[data-theme="dark"] .tiny-btn,
:root[data-theme="dark"] .icon-btn:hover {
  background: var(--surface-soft);
  color: var(--text);
}

:root[data-theme="dark"] .search-box input,
:root[data-theme="dark"] .field select,
:root[data-theme="dark"] .field input[type="text"] {
  color: var(--text);
}

:root[data-theme="dark"] .title-block h1,
:root[data-theme="dark"] .panel-title-row h2,
:root[data-theme="dark"] .side-head h2,
:root[data-theme="dark"] .card h2 {
  color: var(--ink);
}

:root[data-theme="dark"] .tip-card {
  background: linear-gradient(135deg, #132238, #1d1735);
  border-color: var(--line);
  color: var(--text);
}

:root[data-theme="dark"] .node-card {
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
}

.toast {
  position: fixed;
  right: 28px;
  bottom: 28px;
  max-width: 420px;
  padding: 14px 16px;
  border-radius: 12px;
  color: #fff;
  background: #111827;
  box-shadow: var(--shadow);
  z-index: 50;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 90;
  display:grid;
  place-items:center;
  padding:24px;
  background: rgba(10, 15, 28, 0.56);
  backdrop-filter: blur(10px);
}
.progress-modal {
  width:min(460px, 100%);
  padding:24px;
  border-radius:16px;
  background:var(--surface);
  color:var(--ink);
  border:1px solid var(--line);
  box-shadow:0 24px 70px rgba(0,0,0,.26);
}
.progress-heading {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:20px;
}
.progress-heading h2 { margin:0; font-size:18px; letter-spacing:-.025em; }
.progress-heading span { color:var(--blue); font-weight:900; }
.progress-track {
  height:10px;
  margin:22px 0 14px;
  overflow:hidden;
  border-radius:999px;
  background:var(--blue-soft);
}
.progress-fill {
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg, #1f63e3, #8b5cf6);
  transition:width .7s ease;
}
.progress-modal p { margin:0; color:var(--muted); }
.tree-fullscreen-modal {
  width:min(1280px, calc(100vw - 42px));
  height:min(820px, calc(100vh - 42px));
  display:flex;
  flex-direction:column;
  overflow:hidden;
  border-radius:18px;
  background:var(--surface);
  border:1px solid var(--line);
  box-shadow:0 24px 70px rgba(0,0,0,.32);
}
.fullscreen-head {
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  border-bottom:1px solid var(--line);
}
.fullscreen-head h2 { margin:0; font-size:20px; letter-spacing:-.025em; }
.fullscreen-head p { margin:6px 0 0; color:var(--muted); font-size:13px; }
.fullscreen-tree-scroll {
  flex:1;
  min-height:0;
  border-radius:0;
  border:0;
}
.fullscreen-tree-scroll .tree-content { min-width:1100px; }

@media (max-width: 1180px) {
  .workspace { grid-template-columns: 86px minmax(0, 1fr); }
  .sidebar { padding: 22px 14px; }
  .brand { grid-template-columns:1fr; justify-items:center; }
  .brand-title, .brand-subtitle, .nav span { display:none; }
  .nav button { justify-content:center; }
  .explore-grid { grid-template-columns: minmax(0, 1fr); }
  .side-panel { border-left:0; border-top:1px solid var(--line); }
}

@media (max-width: 760px) {
  .app-shell { padding: 0; }
  .workspace { border-radius: 0; min-height:100vh; grid-template-columns:1fr; }
  .sidebar { display:none; }
  .main { padding:22px; }
  .topbar, .search-row, .form-screen, .complete-screen { grid-template-columns:1fr; display:grid; }
  .icon-actions { justify-content:flex-start; }
  .report-layout { margin-left:-22px; margin-right:-22px; grid-template-columns:1fr; }
  .thumbs { display:none; }
  .report-paper { width: 100%; }
}

/* Printable report document */
.print-doc {
  font-family: var(--font);
  color:#172033;
  line-height:1.58;
  background:#fff;
  padding: 58px 68px;
}
.print-doc .cover-page {
  min-height: auto;
  display:block;
  text-align:left;
  padding: 20px 0 52px;
  border-bottom:1px solid #e8eef7;
}
.print-doc h1 { margin:0; max-width:860px; font-size:46px; line-height:1.08; letter-spacing:-.055em; }
.print-doc .summary-block {
  max-width: 780px;
  margin: 46px 0 0;
  padding: 22px 24px;
  border-left: 4px solid #1f63e3;
  border-radius: 14px;
  background: #f6f9ff;
}
.print-doc .summary-block h2 {
  margin:0 0 12px;
  color:#1f63e3;
  font-size:15px;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.print-doc .summary-block p { margin:0; color:#4f617d; font-size:18px; line-height:1.72; }
.print-doc .meta { margin-top:30px; color:#667085; font-size:13px; }
.print-doc .toc-page, .print-doc .section-page { padding: 54px 0; border-bottom:1px solid #e8eef7; }
.print-doc h2 { font-size:28px; letter-spacing:-.04em; margin:0 0 24px; color:#0f172a; }
.print-doc h3 { font-size:20px; letter-spacing:-.025em; margin:28px 0 10px; color:#0f172a; }
.print-doc h4 { font-size:15px; text-transform:uppercase; letter-spacing:.08em; color:#1f63e3; margin:22px 0 10px; }
.print-doc .toc-row { display:grid; grid-template-columns:auto 1fr auto; gap:10px; align-items:end; padding: 11px 0; color:#1d4ed8; font-weight:700; }
.print-doc .dots { border-bottom:1px dotted #aebbd0; transform: translateY(-5px); }
.print-doc .section-label { color:#667085; font-size:13px; }
.print-doc .topic-path { background:#f6f9ff; border:1px solid #dfe9ff; border-radius:12px; padding:16px; color:#35507a; font-weight:700; }
.print-doc .tree-list { border:1px solid #e2e8f0; border-radius:14px; padding:18px 22px; background:#fbfdff; }
.print-doc .tree-list ul { margin:6px 0 6px 22px; }
.print-doc .takeaway { border:1px solid #dbe8ff; background:#f4f8ff; border-radius:14px; padding:18px; margin:22px 0; }
.print-doc .research-card { border:1px solid #dbe8ff; background:#f4f8ff; border-radius:14px; padding:18px; margin:22px 0; }
.print-doc .research-card h3 { margin-top:0; }
.print-doc .grid-two { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.print-doc .note-card { border:1px solid #e5eaf3; background:#fff; border-radius:13px; padding:16px; }
.print-doc .key-takeaways { margin: 26px 0 18px; }
.print-doc ul { padding-left: 22px; }
.print-doc li { margin: 7px 0; }
.print-doc .source-list { padding-left: 22px; color:#475569; }
.print-doc .source-list li { margin: 10px 0; }
.print-doc .source-list a { display:block; color:#1f63e3; font-weight:800; text-decoration:none; }
.print-doc .source-list span { display:block; margin-top:3px; font-size:13px; line-height:1.5; }
.print-doc .footer-note { color:#667085; font-size:12px; margin-top:26px; }

@media print {
  @page { margin: 0.55in; }
  html, body { background:#fff !important; }
  .sidebar, .topbar, .viewer-bar, .thumbs { display:none !important; }
  .app-shell,
  .workspace,
  .main,
  .report-layout,
  .report-viewer,
  .report-paper-wrap,
  .report-paper {
    display:block !important;
    width:auto !important;
    height:auto !important;
    min-height:0 !important;
    margin:0 !important;
    padding:0 !important;
    border:0 !important;
    box-shadow:none !important;
    background:#fff !important;
    overflow:visible !important;
  }
  .print-doc { padding:0 !important; }
  .print-doc .cover-page,
  .print-doc .toc-page,
  .print-doc .section-page {
    break-after:auto;
    page-break-after:auto;
    border-bottom:0;
  }
  .print-doc .note-card,
  .print-doc .research-card,
  .print-doc .takeaway {
    break-inside: avoid;
    page-break-inside: avoid;
  }
}