/* css/network-builder.css */
/* Nusupa Guided Network Builder — Editorial Baseline */

:root {
  --nb-bg: #fafaf7;
  --nb-bg-ivory: #fafaf7;
  --nb-panel-bg: #f4f3ee;
  --nb-card-border: #e6e4dc;
  --nb-text-main: #1c1b1a;
  --nb-text-primary: #1c1b1a;
  --nb-text-muted: #736f69;
  --nb-text-faint: #9c978f;
  --nb-accent-earthen: #a85a44;
  --nb-accent-ochre: #b8860b;
  --nb-accent-gold: #b8966a;
  --nb-accent-olive: #4a5d4e;
  --nb-focus-ring: rgba(168, 90, 68, 0.35);
  
  --nb-font-editorial: 'Songti SC', 'Source Han Serif SC', 'Noto Serif CJK SC', 'Noto Serif SC', 'SimSun', Georgia, serif;
  --nb-font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  --nb-font-mono: 'SF Mono', Consolas, Menlo, Monaco, monospace;
}

body.network-builder-body {
  background-color: var(--nb-bg);
  color: var(--nb-text-main);
  font-family: var(--nb-font-ui);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Header */
.nb-header {
  height: 72px;
  border-bottom: 1px solid var(--nb-card-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  background-color: var(--nb-bg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nb-header-left {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
}

.nb-brand {
  font-family: var(--nb-font-editorial);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--nb-text-main);
  text-decoration: none;
}

.nb-subtrack {
  font-size: 0.85rem;
  color: var(--nb-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nb-header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nb-btn-text {
  background: none;
  border: none;
  color: var(--nb-text-muted);
  font-family: var(--nb-font-ui);
  font-size: 0.9rem;
  cursor: pointer;
  padding: 0.5rem 0.8rem;
  border-radius: 4px;
  transition: color 0.15s ease;
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
}

.nb-btn-text:hover {
  color: var(--nb-text-main);
}

.nb-btn-text:focus-visible {
  outline: 2px solid var(--nb-focus-ring);
}

/* Container */
.nb-main-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem 6rem;
}

/* Surface Switcher / Step indicator (editorial, non-coercive) */
.nb-journey-breadcrumb {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--nb-card-border);
  padding-bottom: 1rem;
}

.nb-journey-item {
  font-family: var(--nb-font-editorial);
  font-size: 1.05rem;
  color: var(--nb-text-faint);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  transition: color 0.2s ease;
  min-height: 44px;
}

.nb-journey-item.active {
  color: var(--nb-text-main);
  font-weight: 600;
}

.nb-journey-item.completed {
  color: var(--nb-text-muted);
}

.nb-journey-sep {
  color: var(--nb-card-border);
  font-size: 0.9rem;
}

/* Surface Section */
.nb-surface {
  display: none;
}

.nb-surface.active {
  display: block;
  animation: nbFadeIn 0.3s ease;
}

@keyframes nbFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Typography & Titles */
.nb-surface-header {
  margin-bottom: 2rem;
}

.nb-title {
  font-family: var(--nb-font-editorial);
  font-size: 2.25rem;
  font-weight: 500;
  line-height: 1.25;
  margin: 0 0 0.5rem;
  color: var(--nb-text-main);
  letter-spacing: -0.015em;
}

.nb-subtitle {
  font-size: 1.05rem;
  color: var(--nb-text-muted);
  margin: 0;
  line-height: 1.5;
  font-weight: 400;
}

/* SURFACE 1: 2-Column Grid */
.nb-grid-define {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.nb-input-pane {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.nb-textarea-wrapper {
  position: relative;
}

.nb-textarea {
  width: 100%;
  box-sizing: border-box;
  min-height: 220px;
  padding: 1.25rem;
  border: 1px solid var(--nb-card-border);
  border-radius: 6px;
  background-color: #ffffff;
  color: var(--nb-text-main);
  font-family: var(--nb-font-ui);
  font-size: 1rem;
  line-height: 1.6;
  resize: vertical;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.nb-textarea:focus {
  outline: none;
  border-color: var(--nb-accent-earthen);
  box-shadow: 0 0 0 3px var(--nb-focus-ring);
}

.nb-prompt-hints {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.nb-hint-label {
  font-size: 0.8rem;
  color: var(--nb-text-faint);
  margin-right: 0.25rem;
}

.nb-hint-chip {
  background-color: var(--nb-panel-bg);
  border: 1px solid var(--nb-card-border);
  color: var(--nb-text-muted);
  font-size: 0.8rem;
  padding: 0.35rem 0.65rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 36px;
}

.nb-hint-chip:hover {
  background-color: #ffffff;
  color: var(--nb-text-main);
  border-color: var(--nb-text-muted);
}

.nb-local-status {
  font-size: 0.82rem;
  color: var(--nb-text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.nb-status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--nb-accent-olive);
}

/* Interpretation Panel (Right side) */
.nb-intel-surface {
  background-color: var(--nb-panel-bg);
  border: 1px solid var(--nb-card-border);
  border-radius: 8px;
  padding: 1.75rem;
  min-height: 320px;
}

.nb-intel-heading {
  font-family: var(--nb-font-editorial);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
  color: var(--nb-text-main);
  border-bottom: 1px solid var(--nb-card-border);
  padding-bottom: 0.75rem;
}

.nb-intel-empty {
  color: var(--nb-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.nb-intel-group {
  margin-bottom: 1.25rem;
}

.nb-intel-tag-title {
  font-family: var(--nb-font-mono);
  font-size: 0.75rem;
  color: var(--nb-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.nb-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.nb-tag {
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  color: var(--nb-text-main);
  font-size: 0.85rem;
  padding: 0.3rem 0.65rem;
  border-radius: 4px;
}

/* Action Buttons */
.nb-actions-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.nb-btn-primary {
  background-color: var(--nb-text-main);
  color: #ffffff;
  border: none;
  font-family: var(--nb-font-ui);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  cursor: pointer;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: opacity 0.15s ease, transform 0.1s ease;
}

.nb-btn-primary:hover {
  opacity: 0.92;
}

.nb-btn-primary:focus-visible {
  outline: 2px solid var(--nb-accent-earthen);
  outline-offset: 2px;
}

.nb-btn-secondary {
  background-color: transparent;
  color: var(--nb-text-main);
  border: 1px solid var(--nb-card-border);
  font-family: var(--nb-font-ui);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.75rem 1.4rem;
  border-radius: 6px;
  cursor: pointer;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  transition: background-color 0.15s ease;
}

.nb-btn-secondary:hover {
  background-color: var(--nb-panel-bg);
}

/* SURFACE 2: Seeding Modes */
.nb-tabs-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--nb-card-border);
  padding-bottom: 0.5rem;
}

.nb-tab-btn {
  background: none;
  border: none;
  font-family: var(--nb-font-ui);
  font-size: 0.95rem;
  color: var(--nb-text-muted);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  cursor: pointer;
  min-height: 44px;
}

.nb-tab-btn.active {
  color: var(--nb-text-main);
  font-weight: 600;
  background-color: var(--nb-panel-bg);
}

.nb-tab-content {
  display: none;
}

.nb-tab-content.active {
  display: block;
}

.nb-seed-counter {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--nb-text-muted);
}

/* SURFACE 3: Editorial Organize Table */
.nb-organize-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.nb-editorial-row {
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  border-radius: 8px;
  padding: 1.75rem;
  transition: border-color 0.2s ease;
}

.nb-editorial-row:hover {
  border-color: var(--nb-text-muted);
}

.nb-row-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--nb-panel-bg);
  padding-bottom: 0.75rem;
}

.nb-entity-name {
  font-family: var(--nb-font-editorial);
  font-size: 1.4rem;
  font-weight: 600;
  margin: 0;
  color: var(--nb-text-main);
}

.nb-entity-meta {
  font-size: 0.85rem;
  color: var(--nb-text-muted);
}

.nb-provenance-box {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  line-height: 1.5;
}

.nb-prov-label {
  font-family: var(--nb-font-mono);
  font-size: 0.75rem;
  color: var(--nb-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nb-prov-content {
  color: var(--nb-text-main);
}

.nb-prov-content.raw-quote {
  font-style: italic;
  color: var(--nb-text-muted);
}

.nb-inferred-tag {
  border-bottom: 1px dotted var(--nb-text-muted);
  display: inline-block;
  margin-right: 0.5rem;
  margin-bottom: 0.25rem;
}

.nb-confirmed-badge {
  color: var(--nb-accent-olive);
  font-weight: 500;
  font-size: 0.85rem;
}

.nb-row-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--nb-panel-bg);
}

.nb-btn-sm {
  font-size: 0.85rem;
  padding: 0.45rem 0.9rem;
  border-radius: 4px;
  min-height: 38px;
  cursor: pointer;
  border: 1px solid var(--nb-card-border);
  background-color: transparent;
  color: var(--nb-text-main);
  transition: all 0.15s ease;
}

.nb-btn-sm:hover {
  background-color: var(--nb-panel-bg);
}

.nb-btn-sm.confirmed-btn {
  background-color: var(--nb-panel-bg);
  border-color: var(--nb-accent-olive);
  color: var(--nb-accent-olive);
}

/* Privacy Assurance Badge */
.nb-privacy-pill {
  font-size: 0.8rem;
  color: var(--nb-text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--nb-panel-bg);
  padding: 0.3rem 0.65rem;
  border-radius: 4px;
}

/* Modal / Drawer for Adjust */
.nb-dialog-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(28, 27, 26, 0.4);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.nb-dialog-overlay.active {
  display: flex;
}

.nb-dialog-box {
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  border-radius: 8px;
  max-width: 500px;
  width: 90%;
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.nb-form-group {
  margin-bottom: 1.25rem;
}

.nb-form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--nb-text-main);
}

.nb-input-text {
  width: 100%;
  box-sizing: border-box;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--nb-card-border);
  border-radius: 4px;
  font-size: 0.95rem;
  color: var(--nb-text-main);
}

.nb-input-text:focus {
  outline: none;
  border-color: var(--nb-accent-earthen);
}

/* Toast Message */
.nb-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--nb-text-main);
  color: #ffffff;
  padding: 0.85rem 1.25rem;
  border-radius: 6px;
  font-size: 0.9rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  display: none;
  z-index: 2000;
}

.nb-toast.active {
  display: block;
  animation: nbSlideUp 0.25s ease;
}

@keyframes nbSlideUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   SURFACE 4: Shape the Network Styles
   ========================================================================== */

.nb-shape-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.nb-shape-card {
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  border-radius: 8px;
  padding: 2.5rem;
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.nb-shape-progress {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--nb-text-muted);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--nb-card-border);
}

.nb-shape-entity-header {
  margin-bottom: 2rem;
}

.nb-shape-entity-name {
  font-family: var(--nb-font-editorial);
  font-size: 1.6rem;
  font-weight: 600;
  margin: 0 0 0.4rem;
}

.nb-shape-entity-type {
  font-size: 0.85rem;
  color: var(--nb-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nb-shape-question-group {
  margin-bottom: 2rem;
}

.nb-shape-question-title {
  font-family: var(--nb-font-editorial);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--nb-text-main);
  margin-bottom: 1rem;
  line-height: 1.4;
}

.nb-shape-options-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.nb-shape-option-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1.15rem;
  border: 1px solid var(--nb-card-border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  background-color: var(--nb-bg);
  min-height: 44px;
}

.nb-shape-option-label:hover {
  border-color: var(--nb-accent-ochre);
  background-color: #ffffff;
}

.nb-shape-option-label input[type="radio"] {
  margin-top: 0.25rem;
  accent-color: var(--nb-accent-earthen);
  cursor: pointer;
}

.nb-shape-option-text {
  font-size: 0.92rem;
  color: var(--nb-text-main);
  line-height: 1.4;
}

.nb-shape-note-box {
  margin-top: 2rem;
  padding: 1.5rem;
  background-color: var(--nb-panel-bg);
  border: 1px solid var(--nb-card-border);
  border-radius: 6px;
}

.nb-shape-note-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.nb-shape-note-title {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--nb-text-muted);
}

.nb-private-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--nb-accent-olive);
  background-color: rgba(74, 93, 78, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: 3px;
  font-weight: 500;
}

.nb-shape-note-textarea {
  width: 100%;
  box-sizing: border-box;
  font-family: var(--nb-font-ui);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--nb-text-main);
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  border-radius: 4px;
  padding: 0.75rem;
  resize: vertical;
}

.nb-shape-note-textarea:focus {
  outline: none;
  border-color: var(--nb-accent-earthen);
}

.nb-shape-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--nb-card-border);
}

/* ==========================================================================
   SURFACE 5: Living Network View Styles
   ========================================================================== */

.nb-view-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 2rem;
  align-items: start;
}

.nb-view-canvas-pane {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.nb-canvas-card {
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  border-radius: 8px;
  padding: 2rem;
  min-height: 520px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.02);
  position: relative;
}

.nb-network-context-hub {
  text-align: center;
  padding-bottom: 2rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--nb-card-border);
}

.nb-hub-title {
  font-family: var(--nb-font-editorial);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--nb-text-main);
  margin: 0 0 0.5rem;
}

.nb-hub-meta {
  font-size: 0.85rem;
  color: var(--nb-text-muted);
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.nb-clusters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.nb-cluster-box {
  background-color: var(--nb-panel-bg);
  border: 1px solid var(--nb-card-border);
  border-radius: 6px;
  padding: 1.25rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.nb-cluster-box:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}

.nb-cluster-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.nb-cluster-name {
  font-family: var(--nb-font-editorial);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--nb-text-main);
  margin: 0;
}

.nb-cluster-count {
  font-size: 0.75rem;
  color: var(--nb-text-muted);
  font-family: var(--nb-font-mono);
}

.nb-cluster-nodes-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.nb-node-item {
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  border-radius: 4px;
  padding: 0.75rem;
}

.nb-node-name {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--nb-text-main);
  margin-bottom: 0.25rem;
}

.nb-node-meta {
  font-size: 0.78rem;
  color: var(--nb-text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nb-node-pill {
  font-size: 0.7rem;
  padding: 0.15rem 0.45rem;
  border-radius: 3px;
  background-color: var(--nb-bg);
  color: var(--nb-text-muted);
  border: 1px solid var(--nb-card-border);
}

/* Right Editorial Column */
.nb-editorial-card {
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  border-radius: 8px;
  padding: 2rem;
  box-shadow: 0 2px 12px rgba(0,0,0,0.02);
  position: sticky;
  top: 96px;
}

.nb-editorial-heading {
  font-family: var(--nb-font-editorial);
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0 0 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--nb-card-border);
}

.nb-annotation-block {
  margin-bottom: 1.75rem;
}

.nb-annotation-block:last-child {
  margin-bottom: 0;
}

.nb-annotation-type {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--nb-accent-earthen);
  margin-bottom: 0.35rem;
}

.nb-annotation-title {
  font-family: var(--nb-font-editorial);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--nb-text-main);
  margin-bottom: 0.5rem;
}

.nb-annotation-narrative {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--nb-text-muted);
}

.nb-status-waiting {
  color: var(--nb-accent-ochre);
  font-style: italic;
}

/* Mobile & Tablet Adaptations */
@media (max-width: 900px) {
  .nb-view-layout {
    grid-template-columns: 1fr;
  }

  .nb-editorial-card {
    position: static;
  }
}

@media (max-width: 768px) {
  .nb-shape-card {
    padding: 1.5rem;
  }

  .nb-shape-actions {
    flex-direction: column-reverse;
    gap: 1rem;
    align-items: stretch;
  }

  .nb-shape-actions button {
    width: 100%;
  }

  .nb-canvas-card {
    padding: 1.25rem;
  }

  .nb-clusters-grid {
    grid-template-columns: 1fr;
  }
}

/* Modal Overlay */
.nb-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 15, 15, 0.45);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1.5rem;
}

.nb-modal-card {
  background-color: var(--nb-bg);
  border: 1px solid var(--nb-card-border);
  border-radius: 8px;
  max-width: 520px;
  width: 100%;
  padding: 2.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.nb-modal-tag {
  font-family: var(--nb-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--nb-accent-earthen);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.nb-modal-title {
  font-family: var(--nb-font-editorial);
  font-size: 1.625rem;
  font-weight: 600;
  color: var(--nb-text-main);
  margin: 0 0 1rem 0;
  line-height: 1.3;
}

.nb-modal-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--nb-text-muted);
  margin: 0 0 2rem 0;
}

.nb-steward-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--nb-panel-bg);
  border: 1px solid var(--nb-card-border);
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  color: var(--nb-text-muted);
}

/* Language Switcher */
.nb-lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--nb-text-muted);
  border: 1px solid var(--nb-card-border);
  border-radius: 4px;
  padding: 0.2rem 0.5rem;
  background-color: #ffffff;
}

.nb-lang-btn {
  background: none;
  border: none;
  color: var(--nb-text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0.15rem 0.3rem;
  border-radius: 2px;
  transition: color 0.15s ease;
}

.nb-lang-btn:hover {
  color: var(--nb-text-main);
}

.nb-lang-btn.active {
  color: var(--nb-text-main);
  font-weight: 700;
}

.nb-lang-sep {
  color: var(--nb-card-border);
  user-select: none;
}

/* Header Guide Link */
.nb-header-link {
  font-size: 0.875rem;
  color: var(--nb-text-muted);
  text-decoration: none;
  padding: 0.4rem 0.75rem;
  border-radius: 4px;
  transition: color 0.15s ease, background-color 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.nb-header-link:hover {
  color: var(--nb-text-main);
  background-color: var(--nb-panel-bg);
}

/* Quiet Guidance Welcome Banner Card */
.nb-welcome-card {
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  border-left: 3px solid var(--nb-accent-earthen);
  border-radius: 8px;
  padding: 1.5rem 2rem;
  margin-bottom: 2.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.025);
  animation: nbFadeIn 0.3s ease-out;
}

.nb-welcome-info {
  flex: 1;
}

.nb-welcome-tag {
  font-family: var(--nb-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--nb-accent-earthen);
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.nb-welcome-title {
  font-family: var(--nb-font-editorial);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--nb-text-main);
  margin: 0 0 0.35rem 0;
}

.nb-welcome-desc {
  font-size: 0.925rem;
  color: var(--nb-text-muted);
  line-height: 1.55;
  margin: 0;
}

.nb-welcome-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.nb-editorial-badge-sub {
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--nb-text-muted);
  margin-left: 0.35rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nb-title-sublabel {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--nb-text-muted);
  margin-left: 0.5rem;
  font-family: var(--nb-font-ui);
}

@keyframes nbFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .nb-welcome-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.25rem 1.25rem;
  }
  .nb-welcome-actions {
    width: 100%;
    justify-content: flex-start;
    margin-top: 0.75rem;
  }
}

/* =========================================================================
   Network Genesis Zero-State (Living Network View Initial Grounding)
   Strictly forbidden: numbers, percentages, CRM metrics, progress bars
   ========================================================================= */

.nb-genesis-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4.5rem 2rem;
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  border-radius: 12px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.02);
}

.nb-genesis-stage {
  position: relative;
  width: 380px;
  height: 380px;
  margin: 1.5rem auto 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nb-genesis-orbit-ring {
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 1px dashed var(--nb-card-border);
  pointer-events: none;
  animation: nbOrbitSpin 80s linear infinite;
}

.nb-genesis-core-node {
  position: relative;
  z-index: 2;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background-color: var(--nb-bg-ivory);
  border: 2px solid var(--nb-accent-earthen);
  box-shadow: 0 0 0 8px rgba(168, 90, 68, 0.08), 0 8px 24px rgba(168, 90, 68, 0.12);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
  text-align: center;
  cursor: default;
  transition: transform 0.2s ease;
}

.nb-genesis-core-node:hover {
  transform: scale(1.03);
}

.nb-genesis-core-name {
  font-family: var(--nb-font-editorial);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--nb-text-main);
  line-height: 1.2;
  margin-bottom: 0.25rem;
}

.nb-genesis-core-role {
  font-family: var(--nb-font-ui);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--nb-accent-earthen);
  font-weight: 500;
}

.nb-genesis-satellite-node {
  position: absolute;
  padding: 0.4rem 0.85rem;
  border-radius: 20px;
  background-color: #ffffff;
  border: 1px solid var(--nb-card-border);
  font-size: 0.825rem;
  color: var(--nb-text-muted);
  font-family: var(--nb-font-ui);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  pointer-events: none;
  letter-spacing: 0.02em;
}

/* 6 Orbiting Satellites positioned symmetrically at 60 degree intervals */
.nb-genesis-sat-1 { top: 12px; left: 50%; transform: translateX(-50%); }
.nb-genesis-sat-2 { top: 75px; right: 8px; }
.nb-genesis-sat-3 { bottom: 75px; right: 8px; }
.nb-genesis-sat-4 { bottom: 12px; left: 50%; transform: translateX(-50%); }
.nb-genesis-sat-5 { bottom: 75px; left: 8px; }
.nb-genesis-sat-6 { top: 75px; left: 8px; }

.nb-genesis-headline {
  font-family: var(--nb-font-editorial);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--nb-text-main);
  margin: 0 0 0.75rem;
  letter-spacing: -0.01em;
}

.nb-genesis-subheading {
  font-size: 1.05rem;
  color: var(--nb-text-muted);
  max-width: 520px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

@keyframes nbOrbitSpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* =========================================================================
   Travel Semantic Tags & Quick Actions (Surface 3 & 5)
   ========================================================================= */

.nb-tag-semantic {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  font-size: 0.76rem;
  font-weight: 500;
  background-color: rgba(168, 90, 68, 0.08);
  color: var(--nb-accent-earthen);
  border: 1px solid rgba(168, 90, 68, 0.25);
  letter-spacing: 0.02em;
}

.nb-btn-danger {
  background: transparent;
  border: 1px solid rgba(168, 90, 68, 0.4);
  color: var(--nb-accent-earthen);
  font-family: var(--nb-font-ui);
  font-size: 0.85rem;
  padding: 0.45rem 0.9rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 38px;
}

.nb-btn-danger:hover {
  background: rgba(168, 90, 68, 0.1);
  border-color: var(--nb-accent-earthen);
}

.nb-btn-subtle {
  background: transparent;
  border: 1px solid var(--nb-card-border);
  color: var(--nb-text-muted);
  font-family: var(--nb-font-ui);
  font-size: 0.85rem;
  padding: 0.45rem 0.9rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 38px;
}

.nb-btn-subtle:hover {
  background: var(--nb-panel-bg);
  color: var(--nb-text-main);
  border-color: var(--nb-text-faint);
}

.nb-card-actions-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}



/* -------------------------------------------------------------------------- */
/* Surface 2 — Zero-cost Pending Network Canvas                               */
/* -------------------------------------------------------------------------- */
.nb-seed-workspace {
  display: grid;
  grid-template-columns: minmax(360px, 0.95fr) minmax(420px, 1.05fr);
  gap: 1.5rem;
  align-items: stretch;
}

.nb-pending-map-card {
  min-height: 520px;
  padding: 1.35rem;
  border: 1px solid var(--nb-card-border);
  border-radius: 18px;
  background:
    radial-gradient(circle at 50% 42%, rgba(179, 150, 98, 0.10), transparent 32%),
    linear-gradient(180deg, rgba(255,255,255,0.92), rgba(249,247,242,0.96));
  position: relative;
  overflow: hidden;
}

.nb-pending-map-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
  position: relative;
  z-index: 4;
}

.nb-pending-map-kicker {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--nb-accent-gold);
  margin-bottom: 0.35rem;
  font-weight: 700;
}

.nb-pending-map-title {
  margin: 0 0 0.35rem;
  font-family: var(--nb-font-editorial);
  color: var(--nb-text-main);
  font-size: 1.35rem;
}

.nb-pending-map-desc {
  margin: 0;
  color: var(--nb-text-muted);
  line-height: 1.55;
  font-size: 0.84rem;
  max-width: 30rem;
}

.nb-pending-count {
  min-width: 70px;
  padding: 0.65rem 0.75rem;
  border-radius: 14px;
  background: rgba(255,255,255,0.74);
  border: 1px solid var(--nb-card-border);
  text-align: center;
  box-shadow: 0 8px 24px rgba(30,34,38,0.04);
}

.nb-pending-count strong {
  display: block;
  font-size: 1.2rem;
  color: var(--nb-text-main);
}

.nb-pending-count span {
  font-size: 0.72rem;
  color: var(--nb-text-muted);
}

.nb-pending-orbit {
  position: relative;
  min-height: 365px;
  margin-top: 1rem;
}

.nb-orbit-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  border: 1px dashed rgba(116, 111, 101, 0.16);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.nb-orbit-ring-1 { width: 210px; height: 210px; }
.nb-orbit-ring-2 { width: 330px; height: 330px; }

.nb-orbit-center {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 88px;
  height: 88px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.65rem;
  background: var(--nb-text-main);
  color: #fff;
  font-family: var(--nb-font-editorial);
  font-weight: 600;
  box-shadow: 0 12px 30px rgba(24, 28, 31, 0.16);
  z-index: 3;
}

.nb-pending-node {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 86px;
  height: 86px;
  margin-left: -43px;
  margin-top: -43px;
  border-radius: 50%;
  border: 1px dashed rgba(88, 91, 95, 0.34);
  background: rgba(255,255,255,0.88);
  color: var(--nb-text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0.55rem;
  font-size: 0.77rem;
  line-height: 1.25;
  box-shadow: 0 8px 24px rgba(30,34,38,0.05);
  transition: transform 280ms ease, opacity 220ms ease;
  z-index: 2;
}

.nb-pending-node::before {
  content: "";
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  border: 1px dotted rgba(179, 150, 98, 0.22);
}

.nb-pending-node.saved {
  border-style: solid;
  border-color: rgba(123, 136, 125, 0.42);
  background: rgba(247,250,247,0.96);
}

.nb-pending-node.draft {
  opacity: 0.78;
}

.nb-pending-map-foot {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  color: var(--nb-text-muted);
  font-size: 0.76rem;
  line-height: 1.45;
  position: relative;
  z-index: 4;
}

.nb-pending-legend-dot {
  width: 10px;
  height: 10px;
  margin-top: 0.2rem;
  border-radius: 50%;
  border: 1px dashed rgba(88, 91, 95, 0.55);
  flex: 0 0 auto;
}

.nb-seed-input-column {
  min-width: 0;
}

@media (max-width: 980px) {
  .nb-seed-workspace {
    grid-template-columns: 1fr;
  }

  .nb-pending-map-card {
    min-height: 420px;
  }

  .nb-pending-orbit {
    min-height: 285px;
  }

  .nb-orbit-ring-1 { width: 170px; height: 170px; }
  .nb-orbit-ring-2 { width: 250px; height: 250px; }

  .nb-pending-node {
    width: 72px;
    height: 72px;
    margin-left: -36px;
    margin-top: -36px;
    font-size: 0.7rem;
  }
}

@media (max-width: 640px) {
  .nb-pending-map-card {
    min-height: 360px;
    padding: 1rem;
  }

  .nb-pending-map-desc {
    display: none;
  }

  .nb-pending-orbit {
    min-height: 250px;
  }

  .nb-orbit-ring-2 { width: 225px; height: 225px; }

  .nb-pending-node {
    width: 66px;
    height: 66px;
    margin-left: -33px;
    margin-top: -33px;
  }
}