:root {
  --bg: #edf2f7;
  --surface: #ffffff;
  --surface-2: #f7fafc;
  --surface-3: #eef4ff;
  --ink: #102033;
  --muted: #5d6b82;
  --line: #d9e2ef;
  --accent: #0f5ea8;
  --accent-soft: #d9e9fb;
  --success: #127a4a;
  --shadow: 0 20px 50px rgba(16, 32, 51, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(15, 94, 168, 0.12), transparent 26%),
    linear-gradient(180deg, #f5f8fc 0%, var(--bg) 100%);
}

button,
input,
textarea,
a {
  font: inherit;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 320px 1fr;
}

.app-sidebar {
  padding: 24px 20px;
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
}

.eyebrow,
.panel-head__eyebrow,
.pro-card__eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.brand-block h1,
.hero-bar h2,
.panel-head h3,
.pro-card h4 {
  margin: 0;
}

.brand-block__hint {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.field {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

.field span {
  font-size: 13px;
  color: var(--muted);
}

.field input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  background: var(--surface);
}

.field--inline {
  margin-top: 0;
  min-width: min(360px, 100%);
}

.chapter-list {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.chapter-item {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 14px;
  padding: 12px;
  text-align: left;
  display: grid;
  gap: 6px;
  cursor: pointer;
  transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
}

.chapter-item:hover,
.chapter-item.is-active {
  transform: translateX(4px);
  border-color: var(--accent);
  background: var(--surface-3);
}

.chapter-item__code,
.entry-card__code {
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.chapter-item__name {
  line-height: 1.5;
}

.chapter-item__count,
.panel-head__meta,
.entry-card__meta {
  color: var(--muted);
  font-size: 12px;
}

.app-main {
  padding: 24px 26px;
}

.hero-bar {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
}

.hero-bar__actions {
  display: grid;
  gap: 12px;
  justify-items: end;
}

.quick-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: end;
  justify-content: flex-end;
}

.field--jump {
  min-width: 220px;
}

.tool-button,
.inline-tool {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  border-radius: 12px;
  min-height: 42px;
  padding: 0 14px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tool-button--secondary,
.inline-tool--ghost {
  background: var(--surface);
  color: var(--accent);
}

.tool-button:disabled,
.inline-tool:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.metric-card,
.workspace-panel,
.entry-card,
.pro-card,
.empty-state {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.metric-card {
  padding: 14px 16px;
}

.metric-card span,
.kv-item span,
.section-head span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
}

.metric-card strong {
  font-size: 24px;
}

.workspace-grid {
  display: grid;
  grid-template-columns: minmax(360px, 0.85fr) minmax(520px, 1.15fr);
  gap: 16px;
  align-items: start;
}

.workspace-panel {
  padding: 16px;
}

.workspace-panel--detail {
  position: sticky;
  top: 18px;
  max-height: calc(100vh - 36px);
  overflow: hidden;
}

.detail-panel {
  height: 100%;
  max-height: calc(100vh - 68px);
  overflow-y: auto;
  padding-right: 4px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: end;
  margin-bottom: 14px;
}

.entry-list,
.detail-stack,
.related-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.entry-card {
  padding: 14px;
  cursor: pointer;
}

.entry-card.is-selected {
  border-color: var(--accent);
  background: linear-gradient(180deg, #f4f8fe 0%, #ffffff 100%);
  box-shadow: 0 0 0 2px rgba(15, 94, 168, 0.12), var(--shadow);
}

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

.entry-card__tag,
.pro-badge,
.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  background: #eef4ff;
  color: var(--accent);
}

.entry-card__tag.is-leaf,
.pro-badge.is-leaf {
  background: #e5f6ee;
  color: var(--success);
}

.entry-card__name {
  margin: 8px 0 6px;
  font-size: 18px;
  line-height: 1.4;
}

.detail-stack {
  min-height: auto;
}

.pro-card {
  padding: 16px;
}

.pro-card--hero {
  background: linear-gradient(180deg, #f3f8ff 0%, #ffffff 100%);
}

.hero-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.pro-card__title-row,
.section-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.pro-card__title-row h3 {
  margin: 0;
  font-size: 28px;
  color: var(--accent);
}

.pro-card__name,
.placeholder-text {
  margin: 8px 0 0;
  line-height: 1.7;
  color: var(--muted);
}

.placeholder-text--compact {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
}

.kv-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.kv-grid--single {
  grid-template-columns: 1fr;
}

.kv-item {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-2);
}

.kv-item strong {
  display: block;
  font-size: 14px;
  line-height: 1.5;
  word-break: break-all;
}

.detail-link {
  color: var(--accent);
  text-decoration: none;
}

.detail-link:hover {
  text-decoration: underline;
}

.bullet-list {
  margin: 12px 0 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.7;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.mapping-stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.mapping-toolbar {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.mapping-filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mapping-filter,
.mapping-copy {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 999px;
  padding: 6px 10px;
  cursor: pointer;
}

.mapping-filter.is-active,
.mapping-copy {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--surface-3);
}

.mapping-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mapping-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--line);
}

.mapping-legend__item strong {
  color: var(--accent);
}

.mapping-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-2);
  padding: 12px;
}

.mapping-warning {
  margin-bottom: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(197, 106, 23, 0.28);
  background: rgba(197, 106, 23, 0.08);
}

.mapping-warning strong {
  display: block;
  color: #a35614;
  font-size: 12px;
  margin-bottom: 4px;
}

.mapping-warning p {
  margin: 0;
  color: #7c562f;
  line-height: 1.6;
  font-size: 13px;
}

.admin-shell {
  min-height: 100vh;
  padding: 24px 26px;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: start;
  margin-bottom: 18px;
}

.admin-links,
.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-actions--result {
  margin-top: 14px;
}

.admin-actions--spec {
  margin-bottom: 14px;
}

.report-search-field {
  margin-top: 0;
  margin-bottom: 14px;
}

.admin-grid,
.report-stack,
.upload-grid,
.textarea-grid,
.report-columns {
  display: grid;
  gap: 16px;
}

.admin-grid {
  grid-template-columns: 1fr;
}

.upload-grid,
.textarea-grid,
.report-columns {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.admin-panel--result {
  min-height: 180px;
}

textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  background: var(--surface);
  resize: vertical;
}

.admin-result {
  padding: 18px;
  border-radius: 14px;
  border: 1px solid var(--line);
}

.admin-result--success {
  background: rgba(31, 138, 91, 0.08);
  border-color: rgba(31, 138, 91, 0.24);
}

.admin-result--error {
  background: rgba(197, 106, 23, 0.08);
  border-color: rgba(197, 106, 23, 0.24);
}

.report-card {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-2);
}

.report-card h3 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 15px;
}

.report-card p {
  margin: 0 0 8px;
  color: var(--muted);
  line-height: 1.6;
}

.report-toolbar {
  margin-bottom: 16px;
}

.report-overview {
  margin-bottom: 16px;
}

.report-overview__hero {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: stretch;
  padding: 18px;
  border-radius: 18px;
  margin-bottom: 16px;
}

.report-overview__hero h2 {
  margin: 0 0 8px;
}

.report-overview__hero p {
  margin: 0;
  line-height: 1.7;
}

.report-overview__action {
  min-width: 260px;
  padding: 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(16, 32, 51, 0.08);
}

.report-overview__action strong {
  display: block;
  margin-bottom: 8px;
}

.tone-panel--safe {
  background: linear-gradient(135deg, rgba(31, 138, 91, 0.12), rgba(255, 255, 255, 0.95));
}

.tone-panel--info {
  background: linear-gradient(135deg, rgba(15, 94, 168, 0.14), rgba(255, 255, 255, 0.95));
}

.tone-panel--warn {
  background: linear-gradient(135deg, rgba(197, 106, 23, 0.16), rgba(255, 255, 255, 0.95));
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.overview-chip {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--surface);
}

.overview-chip span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
}

.overview-chip strong {
  display: block;
  font-size: 28px;
  color: var(--ink);
}

.overview-chip p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 13px;
}

.report-file-card {
  position: relative;
  overflow: hidden;
}

.report-file-card::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: transparent;
}

.report-file-card--safe::before {
  background: #1f8a5b;
}

.report-file-card--info::before {
  background: #0f5ea8;
}

.report-file-card--warn::before {
  background: #c56a17;
}

.report-file-card__head {
  padding-left: 8px;
}

.report-file-card__summary {
  margin: 0 0 14px;
  padding-left: 8px;
  color: var(--muted);
  line-height: 1.7;
}

.admin-panel--guide {
  background: linear-gradient(180deg, #f7fbff 0%, #ffffff 100%);
}

.admin-panel--spec {
  background: linear-gradient(180deg, #fffdf7 0%, #ffffff 100%);
}

.admin-guide__intro {
  margin: 0 0 14px;
  color: var(--muted);
  line-height: 1.7;
}

.admin-guide__note {
  margin-top: 16px;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.guide-grid--spec {
  margin-bottom: 14px;
}

.guide-grid--rules .guide-card {
  align-content: start;
}

.guide-card {
  display: grid;
  gap: 10px;
}

.guide-card--sample {
  margin-top: 4px;
}

.guide-snippet {
  margin: 0;
  padding: 12px;
  border-radius: 12px;
  background: #0f1f31;
  color: #e8f1fb;
  font: 12px/1.6 Consolas, "Courier New", monospace;
  white-space: pre-wrap;
  word-break: break-all;
}

.mapping-card__head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.mapping-card__actions {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.mapping-card__head h5 {
  margin: 0;
  font-size: 15px;
}

.mapping-card__head span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  border-radius: 999px;
  background: var(--surface-3);
  color: var(--accent);
  font-size: 12px;
}

.mapping-row {
  display: grid;
  gap: 4px;
  padding: 10px 0;
  border-top: 1px dashed var(--line);
  border-left: 3px solid transparent;
  padding-left: 10px;
}

.mapping-row:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.mapping-row strong {
  color: var(--accent);
}

.mapping-row span,
.mapping-row small {
  color: var(--muted);
  line-height: 1.5;
}

.mapping-row.tone-safe {
  border-left-color: #1f8a5b;
}

.mapping-row.tone-info {
  border-left-color: #0f5ea8;
}

.mapping-row.tone-warn {
  border-left-color: #c56a17;
}

.mapping-row.tone-confidence-safe {
  background: linear-gradient(90deg, rgba(31, 138, 91, 0.06), transparent 60%);
}

.mapping-row.tone-confidence-info {
  background: linear-gradient(90deg, rgba(15, 94, 168, 0.06), transparent 60%);
}

.mapping-row.tone-confidence-warn {
  background: linear-gradient(90deg, rgba(197, 106, 23, 0.07), transparent 60%);
}

.tone-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 2px 8px;
  margin-right: 6px;
  font-size: 11px;
  border: 1px solid transparent;
}

.tone-badge--safe {
  color: #1f8a5b;
  background: rgba(31, 138, 91, 0.1);
  border-color: rgba(31, 138, 91, 0.2);
}

.tone-badge--info {
  color: #0f5ea8;
  background: rgba(15, 94, 168, 0.1);
  border-color: rgba(15, 94, 168, 0.18);
}

.tone-badge--warn {
  color: #c56a17;
  background: rgba(197, 106, 23, 0.12);
  border-color: rgba(197, 106, 23, 0.22);
}

.tone-badge--neutral {
  color: var(--muted);
  background: var(--surface-2);
  border-color: var(--line);
}

.hierarchy-stack {
  display: grid;
  gap: 14px;
  margin-top: 10px;
}

.pro-subsection__label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 8px;
}

.crumbs-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.crumb-item {
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--accent);
  border-radius: 999px;
  padding: 6px 10px;
  cursor: pointer;
}

.crumb-sep {
  color: var(--muted);
  font-size: 12px;
}

.relation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.relation-box {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-2);
  padding: 12px;
}

.related-list--compact {
  gap: 8px;
}

.related-item {
  border: 1px solid var(--line);
  background: var(--surface-2);
  border-radius: 14px;
  padding: 12px;
  text-align: left;
  display: grid;
  gap: 4px;
  cursor: pointer;
}

.related-item strong {
  color: var(--accent);
}

.related-item--static {
  cursor: default;
}

.empty-state {
  padding: 26px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 1200px) {
  .workspace-grid {
    grid-template-columns: 1fr;
  }

  .workspace-panel--detail {
    position: static;
    max-height: none;
    overflow: visible;
  }

  .detail-panel {
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }
}

@media (max-width: 920px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .app-sidebar {
    position: relative;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .app-main {
    padding: 18px;
  }

  .hero-bar,
  .panel-head,
  .pro-card__title-row,
  .section-head {
    flex-direction: column;
    align-items: stretch;
  }

  .quick-tools,
  .hero-tools {
    justify-content: stretch;
  }

  .tool-button,
  .inline-tool {
    width: 100%;
  }

  .hero-metrics,
  .kv-grid,
  .relation-grid,
  .mapping-stack,
  .upload-grid,
  .textarea-grid,
  .report-columns,
  .guide-grid,
  .overview-grid {
    grid-template-columns: 1fr;
  }

  .report-overview__hero {
    flex-direction: column;
  }

  .field--inline {
    min-width: 0;
  }

  .admin-header {
    flex-direction: column;
  }
}