:root {
  --bg: #0d0d0f;
  --bg-elevated: #16161a;
  --text: #e4e4e7;
  --text-muted: #a1a1aa;
  --accent: #7c3aed;
  --accent-hover: #8b5cf6;
  --border: #27272a;
  --surface: #18181b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 640px;
  margin: 0 auto;
  padding: 1.5rem;
}

.container-home {
  max-width: 640px;
}

@media (min-width: 900px) {
  .container-home {
    max-width: 1280px;
  }
}

.container-wide {
  max-width: 100%;
}

h1 {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 2rem;
}

.hero-selling-point {
  font-size: 1.45rem;
  line-height: 1.35;
  color: var(--text);
  max-width: 720px;
  margin-top: 0.5rem;
}

@media (min-width: 900px) {
  .hero-selling-point {
    font-size: 1.8rem;
  }
}

.code-go-wrap {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.code-go-wrap input {
  width: 14rem;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
}

.code-go-wrap input::placeholder {
  color: var(--text-muted);
  text-transform: none;
  letter-spacing: 0;
}

.btn-go {
  padding: 0.5rem 1rem;
  font-size: 1rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.btn-go:hover {
  background: var(--accent-hover);
}

.search-wrap {
  margin-bottom: 2rem;
}

.search-wrap input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  outline: none;
}

.search-wrap input::placeholder {
  color: var(--text-muted);
}

.search-wrap input:focus {
  border-color: var(--accent);
}

.section-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.story-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.story-list > li {
  margin: 0 0 0.75rem;
}

@media (min-width: 900px) {
  .story-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
  }

  .story-list > li {
    margin: 0;
  }

  .story-card {
    height: 100%;
  }
}

.story-card {
  display: block;
  padding: 1rem 1.25rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  text-decoration: none;
  margin-bottom: 0.75rem;
  transition: border-color 0.15s, background 0.15s;
}

.story-card:hover {
  border-color: var(--accent);
  background: var(--surface);
}

.story-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.story-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.story-meta {
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.story-meta strong {
  color: var(--text);
  font-weight: 600;
}

/* Story mode */
.story-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.story-fav-btn {
  margin-left: auto;
}

.story-code {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  padding: 0.25rem 0.5rem;
  background: var(--surface);
  border-radius: 6px;
}

.back-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.35rem 0;
}

.back-link:hover {
  color: var(--accent);
}

.story-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.story-section {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  min-height: 200px;
}

.story-section .text-block {
  margin-bottom: 1rem;
  white-space: pre-wrap;
}

.story-section .choice-quote {
  font-style: italic;
  color: var(--text-muted);
  margin-bottom: 1rem;
  padding-left: 0.5rem;
  border-left: 3px solid var(--accent);
}

.story-section .choice-quote-back {
  cursor: pointer;
}

.story-section .choices {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

.story-section .choice-btn {
  display: inline-block;
  padding: 0.65rem 1.25rem;
  font-size: 0.95rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
  font-family: inherit;
  max-width: 100%;
}

.story-section .choice-btn:hover {
  background: var(--accent-hover);
}

.story-section .the-end {
  margin-top: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.story-section .end-actions {
  margin-top: 1.5rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.story-section .end-actions .choice-btn {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.story-section .end-actions .choice-btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.story-section .end-actions .choice-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.story-section .end-actions .choice-btn.primary:hover {
  background: var(--accent-hover);
  color: #fff;
  border-color: var(--accent-hover);
}

.loading {
  color: var(--text-muted);
}

.text-muted {
  color: var(--text-muted);
}

.legal-link-row {
  margin-top: 1.25rem;
}

.legal-link {
  color: var(--text-muted);
  text-decoration: none;
}

.legal-link:hover {
  color: var(--accent);
}

.error {
  color: #f87171;
}

/* Main header */
.main-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.main-header-title {
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}

.main-header-title:hover {
  color: var(--accent);
}

.btn-create {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.btn-create:hover {
  background: var(--accent-hover);
}

.main-header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-actions-desktop {
  display: none;
  align-items: center;
  gap: 0.75rem;
}

.header-menu-mobile {
  position: relative;
  display: flex;
  align-items: center;
}

.header-menu-panel {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  min-width: 220px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.4rem;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  z-index: 50;
}

.header-menu-item {
  width: 100%;
  text-align: left;
  padding: 0.6rem 0.75rem;
  border-radius: 10px;
  border: 0;
  background: transparent;
  color: var(--text);
  font-size: 0.95rem;
  cursor: pointer;
  font-family: inherit;
  text-decoration: none;
  display: block;
}

.header-menu-item:hover {
  background: var(--surface);
}

@media (min-width: 900px) {
  .header-actions-desktop {
    display: flex;
  }
  .header-menu-mobile {
    display: none;
  }
}

.btn-auth-primary,
.btn-auth-secondary {
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-family: inherit;
}

.btn-auth-primary {
  background: var(--accent);
  color: #fff;
}

.btn-auth-secondary {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.auth-user-label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.auth-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 40;
}

.auth-modal-backdrop[hidden] {
  display: none !important;
}

.auth-modal {
  background: var(--surface);
  border-radius: 16px;
  padding: 1.5rem 1.75rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  width: 100%;
  max-width: 360px;
}

.auth-title {
  margin: 0 0 0.75rem;
  font-size: 1.2rem;
}

.auth-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  margin-bottom: 0.25rem;
}

.auth-input {
  width: 100%;
  padding: 0.5rem 0.7rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #020617;
  color: var(--text);
  font-family: inherit;
}

.auth-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 1rem;
}

.auth-primary {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: none;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}

.auth-secondary {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
}

.auth-toggle {
  margin-top: 0.75rem;
  background: none;
  border: none;
  color: var(--accent);
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0;
}

.auth-error {
  margin: 0.25rem 0 0;
  font-size: 0.8rem;
  color: #f97373;
}

.auth-info {
  margin: 0.25rem 0 0;
  font-size: 0.8rem;
  color: #86efac;
}

.auth-link {
  margin-top: 0.65rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent);
  cursor: pointer;
  font-size: 0.85rem;
  font-family: inherit;
}

/* Admin layout */
.admin-layout {
  display: flex;
  gap: 1.25rem;
  margin-top: 1rem;
  align-items: flex-start;
}

.admin-sidebar {
  width: 240px;
  flex-shrink: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01)), var(--bg-elevated);
  border-radius: 14px;
  border: 1px solid var(--border);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  position: sticky;
  top: 1rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.admin-nav {
  width: 100%;
  text-align: left;
  padding: 0.55rem 0.8rem;
  border-radius: 10px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, transform 0.12s ease;
}

.admin-nav:hover {
  background: var(--surface);
  color: var(--text);
  transform: translateX(2px);
}

.admin-nav.active {
  background: linear-gradient(180deg, var(--accent), var(--accent-hover));
  color: #fff;
  box-shadow: 0 8px 20px rgba(124, 58, 237, 0.28);
}

.admin-main {
  flex: 1;
  min-width: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0.01)), var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
}

.admin-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(24, 24, 27, 0.78);
}

.admin-table thead {
  background: rgba(255, 255, 255, 0.04);
}

.admin-table th,
.admin-table td {
  padding: 0.62rem 0.7rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.admin-table tbody tr:nth-child(even) {
  background: rgba(15, 23, 42, 0.32);
}

.me-filter {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.me-filter-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.admin-table tbody tr:hover {
  background: rgba(30, 64, 175, 0.22);
}

.admin-table a {
  color: var(--text);
  text-decoration: underline;
}

.admin-table a:hover {
  color: #fff;
}

.admin-table .admin-action {
  padding: 0.3rem 0.68rem;
  font-size: 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  margin-right: 0.25rem;
  transition: all 0.15s ease;
}

.admin-table .admin-action:hover {
  background: var(--surface);
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.2);
}

.admin-mobile-nav-wrap {
  display: flex;
}

@media (max-width: 899px) {
  .admin-layout {
    display: block;
  }

  .admin-sidebar {
    display: none;
  }

  .admin-main {
    padding: 0.8rem;
  }
}

@media (min-width: 900px) {
  .admin-mobile-nav-wrap {
    display: none;
  }
}

/* Create modal */
.create-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.create-modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  min-width: 320px;
  max-width: 90vw;
}

.create-title {
  margin: 0 0 1rem;
  font-size: 1.25rem;
}

.create-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.create-input {
  width: 100%;
  padding: 0.6rem 0.75rem;
  margin-bottom: 1rem;
  font-size: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
}

.create-modal-page {
  max-width: 420px;
  margin-top: 0.5rem;
}

.create-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1rem;
}

.create-actions a.btn-create-cancel {
  text-decoration: none;
  display: inline-block;
  padding: 0.5rem 1rem;
}

.btn-create-cancel {
  padding: 0.5rem 1rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.btn-create-next {
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.privacy-content {
  max-width: 760px;
}

.privacy-heading {
  font-size: 1rem;
  margin: 0 0 0.4rem;
}

.privacy-content p + .privacy-heading {
  margin-top: 1.25rem;
}

.site-footer {
  margin-top: 2.5rem;
  border-top: 1px solid var(--border);
  background: #0a0a0c;
}

.site-footer .container,
.site-footer .container-home {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

.site-footer-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .site-footer-grid {
    grid-template-columns: minmax(0, 1fr) minmax(340px, 420px);
    align-items: start;
  }
}

.site-footer-title {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.site-footer-heading {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.site-footer-contact-toggle {
  min-width: 9rem;
}

.site-footer-contact-panel {
  margin-top: 1rem;
}

.site-footer-copyright {
  margin-top: 1rem;
  font-size: 0.88rem;
}

.contact-textarea {
  min-height: 9rem;
  resize: vertical;
}

/* Edit page */
.edit-layout {
  display: flex;
  min-height: calc(100vh - 52px);
  padding: 0;
}

.edit-sidebar {
  width: 260px;
  flex-shrink: 0;
  border-right: 1px solid var(--border);
  background: var(--bg-elevated);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.edit-sidebar-search {
  margin: 0.5rem;
  padding: 0.5rem 0.6rem;
  font-size: 0.85rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
}

.edit-sidebar-search::placeholder {
  color: var(--text-muted);
}

.edit-sidebar-list {
  list-style: none;
  padding: 0.5rem;
  margin: 0;
  flex: 1;
  overflow-y: auto;
}

.edit-sidebar-item {
  padding: 0.6rem 0.75rem;
  margin-bottom: 0.25rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.edit-sidebar-item:hover {
  background: var(--surface);
  color: var(--text);
}

.edit-sidebar-item.active {
  background: var(--accent);
  color: #fff;
}

.edit-main-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.edit-toolbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.edit-toolbar .btn-save {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.btn-download {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.btn-download:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.book-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 120;
  padding: 1rem;
}

.book-modal-backdrop[hidden] {
  display: none !important;
}

.book-modal {
  width: min(100%, 560px);
  max-height: calc(100vh - 2rem);
  overflow: auto;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.book-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
}

@media (min-width: 700px) {
  .book-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.book-select {
  appearance: none;
}

.book-file-input {
  padding: 0.45rem 0.6rem;
}

.book-file-meta {
  margin: 0.35rem 0 0;
  font-size: 0.82rem;
}

.book-textarea {
  min-height: 8rem;
  resize: vertical;
}

.btn-view-toggle {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.btn-view-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-view-toggle[aria-pressed="true"] {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.edit-content {
  flex: 1;
  display: flex;
  flex-direction: row;
  min-height: 0;
  min-width: 0;
}

.edit-content[data-mode="both"] .edit-main,
.edit-content[data-mode="both"] .edit-graph-wrap {
  flex: 1;
  min-width: 0;
}

.edit-content[data-mode="both"] .edit-graph-wrap {
  border-left: 1px solid var(--border);
}

.edit-content[data-mode="edit"] .edit-main {
  flex: 1;
  min-width: 0;
}

.edit-content[data-mode="edit"] .edit-graph-wrap {
  display: none;
}

.edit-content[data-mode="edit"] .edit-content-empty {
  display: none;
}

.edit-content[data-mode="graph"] .edit-main {
  display: none;
}

.edit-content[data-mode="graph"] .edit-graph-wrap {
  flex: 1;
  min-width: 0;
}

.edit-content[data-mode="graph"] .edit-content-empty {
  display: none;
}

.edit-content[data-mode="none"] .edit-main,
.edit-content[data-mode="none"] .edit-graph-wrap {
  display: none;
}

.edit-content .edit-content-empty {
  display: none;
}

.edit-content[data-mode="none"] .edit-content-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.edit-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 1rem 1.5rem;
  overflow: auto;
}

.edit-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.edit-breadcrumb-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  cursor: pointer;
}

.edit-breadcrumb-link:hover {
  color: var(--accent);
}

.edit-breadcrumb-label {
  flex: 1;
  max-width: 300px;
  padding: 0.35rem 0.5rem;
  font-size: 0.9rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
}

.edit-textarea {
  width: 100%;
  min-height: 220px;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  line-height: 1.5;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  resize: vertical;
  margin-bottom: 1rem;
}

.edit-choices {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 0.5rem;
}

.edit-choice-block {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}

.edit-choice-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

.edit-choice-input {
  width: 100%;
  padding: 0.5rem 0.6rem;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
}

.edit-choice-target-wrap {
  margin-top: 0.25rem;
}

.edit-choice-target-text {
  width: 100%;
  min-height: 4rem;
  padding: 0.5rem 0.6rem;
  font-size: 0.9rem;
  line-height: 1.4;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: inherit;
  resize: vertical;
  margin-bottom: 0.35rem;
}

.edit-choice-arrow {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
  margin-bottom: 0.5rem;
}

.edit-choice-arrow:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.edit-choice-remove {
  display: block;
  padding: 0.35rem 0.6rem;
  font-size: 0.8rem;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
}

.edit-choice-remove:hover {
  color: #f87171;
  border-color: #f87171;
}

.edit-choice-add-wrap {
  margin-top: 0.25rem;
}

.edit-choice-add {
  padding: 0.5rem;
  font-size: 0.85rem;
  background: transparent;
  color: var(--accent);
  border: 1px dashed var(--accent);
  border-radius: 6px;
  cursor: pointer;
  width: 100%;
  font-family: inherit;
}

.edit-choice-add:hover {
  background: var(--accent);
  color: #fff;
}

.edit-save-wrap {
  margin-top: auto;
  padding-top: 1rem;
}

.btn-save {
  padding: 0.6rem 1.25rem;
  font-size: 1rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.btn-save:hover {
  background: var(--accent-hover);
}

.btn-tree-view {
  padding: 0.6rem 1.25rem;
  font-size: 1rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.btn-tree-view:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Tree / graph view */
.edit-graph-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  position: relative;
  background: var(--bg);
}

.edit-graph-area {
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.edit-graph-area svg {
  width: 100%;
  height: 100%;
  cursor: grab;
}

.edit-graph-area svg:active {
  cursor: grabbing;
}

.edit-graph-area .graph-link {
  stroke: var(--text-muted);
  stroke-width: 2px;
  stroke-opacity: 0.9;
}

.edit-node-popup {
  position: fixed;
  z-index: 100;
  min-width: 280px;
  max-width: 420px;
  max-height: 80vh;
  overflow: auto;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  padding: 1rem;
}

.edit-node-popup-text {
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text);
  white-space: pre-wrap;
  margin-bottom: 0.75rem;
  max-height: 40vh;
  overflow-y: auto;
}

.edit-node-popup-choices {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.edit-node-popup-choices ul {
  margin: 0.25rem 0 0 1rem;
  padding: 0;
}

.btn-popup-edit {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
}

.btn-popup-edit:hover {
  background: var(--accent-hover);
}

/* Graph node highlight from search */
.edit-graph-area .graph-node-highlight {
  stroke: var(--accent) !important;
  stroke-width: 3px !important;
}