:root {
  --bg: #f5f7fb;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --border: #dbe3f0;
  --border-strong: #c3d0e3;
  --text: #162033;
  --text-muted: #5f6b82;
  --primary: #2f6fed;
  --primary-soft: rgba(47, 111, 237, 0.12);
  --danger: #d64545;
  --danger-soft: rgba(214, 69, 69, 0.14);
  --shadow: 0 18px 48px rgba(17, 24, 39, 0.08);
  --radius: 18px;
  --nav-height: 58px;
  --editor-height: min(72vh, 760px);
  --app-shell-max: 1380px;
  --rail-divider-color: #dce6f5;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(47, 111, 237, 0.08), transparent 32%),
    radial-gradient(circle at top right, rgba(147, 197, 253, 0.14), transparent 28%),
    var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "Noto Sans", sans-serif;
}

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

a {
  color: #2359b5;
}

h2,
h3,
p,
ul {
  margin: 0;
}

.layout {
  margin: 1rem auto 0;
  display: grid;
  gap: 1rem;
}

.panel {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.9);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.compare-panel {
  padding: 1rem;
}

.intro-panel {
  display: grid;
  gap: 1rem;
}

.panel-head {
  display: flex;
  gap: 1rem;
}

.panel-head--split {
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
}

.section-intro {
  display: grid;
  gap: 0.35rem;
}

.subtle {
  color: var(--text-muted);
  line-height: 1.55;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #f7fbff;
  color: var(--text-muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.badge--ok {
  border-color: #cfe8db;
  background: #effbf4;
  color: #157346;
}

.help-panel {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(248, 251, 255, 0.9);
}

.help-panel summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem;
  font-weight: 700;
}

.help-panel summary::-webkit-details-marker {
  display: none;
}

.help-body {
  display: grid;
  gap: 0.9rem;
  padding: 0 1rem 1rem;
}

.help-grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.help-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.88);
  padding: 0.9rem;
}

.help-card strong {
  display: block;
  margin-bottom: 0.35rem;
}

.mono {
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
}

.app-shell {
  width: 100%;
  margin: 0;
  padding-bottom: 0;
}

.card {
  background: var(--surface);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(219, 227, 240, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.toolbar {
  position: sticky;
  top: 14px;
  z-index: 30;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  padding: 14px 16px;
  margin-bottom: 14px;
}

.toolbar-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-width: 0;
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  min-width: 0;
}

.toolbar-right {
  margin-left: auto;
  justify-content: flex-end;
}

.segmented {
  display: inline-flex;
  padding: 4px;
  border-radius: 999px;
  background: #eaf0fb;
  border: 1px solid #d6e1f4;
}

.segment {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: 999px;
  padding: 9px 14px;
  font-weight: 700;
  cursor: pointer;
}

.segment.is-active {
  color: white;
  background: linear-gradient(180deg, #4f8dff, #2f6fed);
  box-shadow: 0 8px 20px rgba(47, 111, 237, 0.24);
}

.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 13px;
  font-weight: 650;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
}

.btn:hover {
  background: var(--surface-strong);
  border-color: var(--border-strong);
}

.btn:active {
  transform: translateY(1px);
}

.btn.is-active,
.btn-primary {
  background: linear-gradient(180deg, #4f8dff, #2f6fed);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 10px 22px rgba(47, 111, 237, 0.24);
}

.btn-primary:hover,
.btn-primary:focus-visible,
.btn-primary:active,
.btn.is-active:hover,
.btn.is-active:focus-visible,
.btn.is-active:active {
  background: linear-gradient(180deg, #4f8dff, #2f6fed);
  border-color: transparent;
  color: #fff;
}

.btn-small {
  padding: 7px 10px;
  border-radius: 10px;
  font-size: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 700;
  white-space: nowrap;
}

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

.badge.is-warning {
  color: #8a5c00;
  border-color: rgba(245, 158, 11, 0.35);
  background: rgba(254, 243, 199, 0.95);
}

.toolbar-options {
  border-top: 1px solid rgba(219, 227, 240, 0.88);
  padding-top: 14px;
}

.toolbar-options[hidden] {
  display: none !important;
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 12px;
}

.option-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
}

.option-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
}

.option-item-inline {
  justify-content: space-between;
}

.option-item-inline input {
  width: 72px;
  padding: 6px 8px;
  border-radius: 10px;
  border: 1px solid var(--border);
}

.workspace {
  padding: 16px;
}

.pane-headers {
  display: grid;
  align-items: stretch;
  gap: 0;
  margin-bottom: 12px;
}

.pane-headers.mode-2way {
  grid-template-columns: 47% 6% 47%;
}

.pane-headers.mode-3way {
  grid-template-columns: 31% 3.5% 31% 3.5% 31%;
}

.pane-gap-header {
  min-height: 1px;
}

.pane-header-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 14px 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(236, 244, 255, 0.98), rgba(255, 255, 255, 0.94));
}

.pane-header-card.is-output {
  background: linear-gradient(180deg, rgba(236, 244, 255, 0.98), rgba(255, 255, 255, 0.94));
}

.pane-title-group {
  min-width: 0;
}

.pane-title-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.pane-title-row h2 {
  margin: 0;
  font-size: 16px;
  line-height: 1.2;
}

.pane-meta {
  margin: 0;
  color: var(--text-muted);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pane-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.workspace-body {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

.merge-host {
  flex: 1 1 auto;
  min-width: 0;
}

.overview-panel {
  flex: 0 0 18px;
  display: flex;
  align-items: stretch;
}

.overview-track {
  position: relative;
  width: 100%;
  min-height: var(--editor-height);
  border-radius: 999px;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(243, 247, 252, 0.98));
  overflow: hidden;
}

.overview-empty {
  display: none;
}

.overview-mark {
  position: absolute;
  left: 3px;
  right: 3px;
  border: none;
  border-radius: 999px;
  background: rgba(47, 111, 237, 0.3);
  cursor: pointer;
}

.overview-mark.change {
  background: rgba(59, 130, 246, 0.38);
}

.overview-mark.conflict {
  background: rgba(214, 69, 69, 0.72);
}

.overview-mark.is-active {
  box-shadow: 0 0 0 2px rgba(47, 111, 237, 0.35);
}

.CodeMirror-merge {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  background: #fff;
}

.CodeMirror-merge,
.CodeMirror-merge .CodeMirror {
  height: var(--editor-height);
}

.CodeMirror-merge-pane,
.CodeMirror-merge-gap {
  border-top: none;
  border-bottom: none;
}

.CodeMirror-merge-gap {
  background: linear-gradient(180deg, rgba(247, 250, 255, 0.98), rgba(236, 242, 250, 0.98));
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

.CodeMirror-merge-scrolllock-wrap {
  display: none;
}

.CodeMirror {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 13px;
  line-height: 1.65;
  color: var(--text);
  background: #ffffff;
}

.CodeMirror-gutters {
  background: #f7f9fd;
  border-right: 1px solid var(--border);
}

.CodeMirror-lines {
  padding: 10px 0;
}

.CodeMirror-linenumber {
  color: #8a93a8;
}

.CodeMirror-cursor {
  border-left-color: var(--text);
}

.CodeMirror-selected {
  background: rgba(47, 111, 237, 0.14) !important;
}

.usekit-droptarget.is-dragover {
  outline: 2px dashed rgba(47, 111, 237, 0.5);
  outline-offset: -6px;
}

.CodeMirror-merge-l-chunk {
  background: rgba(59, 130, 246, 0.09);
}

.CodeMirror-merge-l-chunk-start {
  border-top: 1px solid rgba(59, 130, 246, 0.3);
}

.CodeMirror-merge-l-chunk-end {
  border-bottom: 1px solid rgba(59, 130, 246, 0.3);
}

.CodeMirror-merge-r-chunk {
  background: rgba(249, 115, 22, 0.11);
}

.CodeMirror-merge-r-chunk-start {
  border-top: 1px solid rgba(249, 115, 22, 0.35);
}

.CodeMirror-merge-r-chunk-end {
  border-bottom: 1px solid rgba(249, 115, 22, 0.35);
}

.CodeMirror-merge-l-chunk.CodeMirror-merge-r-chunk {
  background: rgba(168, 85, 247, 0.12);
}

.cm-usekit-conflict-line {
  background: linear-gradient(90deg, rgba(214, 69, 69, 0.12), rgba(214, 69, 69, 0.06)) !important;
}

.CodeMirror-merge-copy,
.CodeMirror-merge-copy-reverse {
  position: relative;
  font-size: 0;
  color: transparent !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  min-width: 24px;
  padding: 0;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(193, 205, 224, 0.92);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.08);
  text-align: center;
  border-radius: 999px;
  overflow: visible;
}

.CodeMirror-merge-copy::before,
.CodeMirror-merge-copy-reverse::before {
  content: attr(data-tooltip);
  position: absolute;
  left: 50%;
  bottom: calc(100% + 8px);
  transform: translate(-50%, 4px);
  opacity: 0;
  pointer-events: none;
  padding: 6px 8px;
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.94);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.22);
  transition: opacity 120ms ease, transform 120ms ease;
  z-index: 14;
}

.CodeMirror-merge-copy::after,
.CodeMirror-merge-copy-reverse::after {
  content: attr(data-icon);
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  color: var(--text);
}

.CodeMirror-merge-copy:hover::before,
.CodeMirror-merge-copy:focus-visible::before,
.CodeMirror-merge-copy-reverse:hover::before,
.CodeMirror-merge-copy-reverse:focus-visible::before {
  opacity: 1;
  transform: translate(-50%, 0);
}

.CodeMirror-merge-copy:hover,
.CodeMirror-merge-copy-reverse:hover {
  border-color: rgba(47, 111, 237, 0.45);
  box-shadow: 0 10px 22px rgba(47, 111, 237, 0.16);
}

.CodeMirror-merge-copy[data-source="left"],
.CodeMirror-merge-copy-reverse[data-source="left"] {
  background: rgba(59, 130, 246, 0.12);
  border-color: rgba(59, 130, 246, 0.28);
}

.CodeMirror-merge-copy[data-source="right"],
.CodeMirror-merge-copy-reverse[data-source="right"] {
  background: rgba(249, 115, 22, 0.12);
  border-color: rgba(249, 115, 22, 0.3);
}

.CodeMirror-merge-copy[data-source="center"],
.CodeMirror-merge-copy-reverse[data-source="center"] {
  background: rgba(99, 102, 241, 0.12);
  border-color: rgba(99, 102, 241, 0.26);
}

.workspace.mode-2way .CodeMirror-merge-copybuttons-left .CodeMirror-merge-copy {
  right: 4px;
  left: auto;
}

.workspace.mode-2way .CodeMirror-merge-copybuttons-left .CodeMirror-merge-copy-reverse {
  left: 4px;
  right: auto;
}

.workspace.mode-3way .CodeMirror-merge-copybuttons-left .CodeMirror-merge-copy {
  right: 4px;
  left: auto;
}

.workspace.mode-3way .CodeMirror-merge-copybuttons-left .CodeMirror-merge-copy-reverse {
  left: 4px !important;
  right: auto !important;
}

.workspace.mode-3way .CodeMirror-merge-copybuttons-right .CodeMirror-merge-copy {
  left: 4px;
  right: auto;
}

.workspace.mode-3way .CodeMirror-merge-copybuttons-right .CodeMirror-merge-copy-reverse {
  right: 4px !important;
  left: auto !important;
}

.workspace.mode-3way .CodeMirror-merge-copy {
  transform: translateY(-6px);
}

.workspace.mode-3way .CodeMirror-merge-copy-reverse {
  transform: translateY(6px);
}

.CodeMirror-merge-collapsed-widget {
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(47, 111, 237, 0.09);
  border-color: rgba(47, 111, 237, 0.18);
  color: var(--primary);
}

.guide-layout {
  margin: 1rem auto 0;
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

body[data-active-surface="folder"] .guide-layout {
  display: none;
}

.guide-card {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
  padding: 1rem;
  display: grid;
  gap: 0.75rem;
}

.guide-card p,
.guide-card ul {
  color: var(--text-muted);
  line-height: 1.58;
}

.guide-card ul {
  padding-left: 1.15rem;
}

.updated-at {
  font-size: 0.9rem;
}

.tool-footer {
  margin-top: 2rem;
  padding-bottom: 1rem;
}

.tool-footer__inner {
  padding-bottom: 1rem;
}

.tool-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-bottom: 0.9rem;
}

.tool-footer__nav a {
  color: inherit;
  text-decoration: none;
}

.tool-footer__nav a:hover,
.tool-footer__nav a:focus-visible {
  text-decoration: underline;
}

.tool-footer__meta,
.tool-footer__note {
  margin: 0 0 0.7rem;
  color: #4c5d74;
  line-height: 1.6;
}

@media (max-width: 1180px) {
  .help-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .toolbar-main {
    align-items: flex-start;
    flex-direction: column;
  }

  .toolbar-right {
    margin-left: 0;
    width: 100%;
    justify-content: flex-end;
  }

  .options-grid {
    grid-template-columns: repeat(2, minmax(160px, 1fr));
  }

}

@media (max-width: 980px) {
  .toolbar {
    top: 8px;
  }

  .toolbar-group {
    width: 100%;
  }

  .toolbar-right {
    justify-content: flex-start;
  }

  .workspace-body {
    flex-direction: column;
  }

  .overview-panel {
    flex: 0 0 auto;
  }

  .overview-track {
    min-height: 18px;
    height: 18px;
  }

  .overview-mark {
    top: 4px !important;
    bottom: 4px;
    height: auto !important;
    width: max(10px, 2%);
  }
}

@media (max-width: 760px) {
  .panel,
  .compare-panel,
  .help-panel summary,
  .help-body {
    padding-left: 0.9rem;
    padding-right: 0.9rem;
  }

  .panel-head--split,
  .help-panel summary {
    flex-direction: column;
    align-items: flex-start;
  }

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

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

  .pane-headers.mode-2way,
  .pane-headers.mode-3way {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .pane-gap-header {
    display: none;
  }

  .pane-header-card {
    border-radius: 14px;
  }
}

.btn:disabled,
.segment:disabled {
  cursor: not-allowed;
  opacity: 0.56;
  transform: none;
  box-shadow: none;
}

.surface-tabs {
  padding: 14px 16px;
  margin-bottom: 14px;
}

.surface-tabs__main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.surface-tabs__note {
  max-width: 680px;
}

.text-surface {
  display: grid;
  gap: 14px;
}

.text-surface[hidden] {
  display: none !important;
}

.text-surface > .toolbar {
  margin-bottom: 0;
}

.text-context {
  padding: 14px 16px;
}

.text-context[hidden] {
  display: none !important;
}

.text-context__main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.text-context__body {
  display: grid;
  gap: 6px;
}

.text-context__eyebrow {
  margin: 0;
}

.text-context__title {
  margin: 0;
  font-size: 15px;
  line-height: 1.4;
  word-break: break-all;
}

.text-context__meta {
  margin: 0;
}

.text-context__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.folder-surface {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.folder-surface[hidden] {
  display: none !important;
}

.folder-toolbar {
  display: grid;
  gap: 12px;
}

.folder-toolbar__main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.folder-pickers,
.folder-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.folder-toolbar__more,
.folder-view-more {
  border: 1px solid rgba(219, 227, 240, 0.92);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
}

.folder-toolbar__more {
  min-width: fit-content;
}

.folder-toolbar__more-summary,
.folder-view-more__summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}

.folder-toolbar__more-summary::-webkit-details-marker,
.folder-view-more__summary::-webkit-details-marker {
  display: none;
}

.folder-toolbar__more[open],
.folder-view-more[open] {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
}

.folder-toolbar__more[open] .folder-actions,
.folder-view-more__body {
  padding: 0 12px 12px;
}

.folder-view-more__body {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.folder-status-note {
  min-height: 24px;
}


.folder-pickers .btn.is-selected {
  border-color: rgba(47, 111, 237, 0.34);
  background: rgba(47, 111, 237, 0.08);
}

.folder-pickers .btn[data-selected="true"] {
  max-width: min(260px, 100%);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}


.folder-summary {
  display: grid;
  gap: 10px;
}

.folder-summary__primary,
.folder-summary__secondary {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.folder-summary__secondary-label {
  font-size: 12px;
  font-weight: 700;
}

.folder-summary__secondary-copy {
  font-size: 13px;
}

.folder-session-chip,
.folder-session-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.folder-session-chip--reconnect-pending,
.folder-session-badge--reconnect-pending {
  color: #6b3e06;
  background: rgba(255, 237, 213, 0.94);
  border-color: rgba(234, 88, 12, 0.24);
}

.folder-session-chip--detail-ready,
.folder-session-badge--detail-ready {
  color: #0f5db3;
  background: rgba(219, 234, 254, 0.94);
  border-color: rgba(59, 130, 246, 0.28);
}

.folder-session-chip--reconnect-complete,
.folder-session-badge--reconnect-complete {
  color: #13603c;
  background: rgba(220, 252, 231, 0.88);
  border-color: rgba(21, 128, 61, 0.25);
}

.folder-session-chip--recompare-needed,
.folder-session-badge--recompare-needed {
  color: #a32727;
  background: rgba(254, 226, 226, 0.94);
  border-color: rgba(220, 38, 38, 0.26);
}

.folder-filterbar {
  display: grid;
  gap: 12px;
}

.folder-filterbar__row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.folder-filterbar__row--top {
  justify-content: space-between;
  align-items: center;
}

.folder-filterbar__row--bottom {
  justify-content: space-between;
  align-items: flex-start;
}

.folder-status-filters,
.folder-session-filters {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.folder-status-filters {
  flex: 1 1 520px;
}

.folder-session-filters__label {
  margin-right: 2px;
  font-size: 12px;
  font-weight: 700;
}

.folder-view-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.folder-sort-field {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid rgba(219, 227, 240, 0.9);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
}

.folder-sort-select {
  min-height: 34px;
  padding: 0 10px;
  border-radius: 10px;
  border: 1px solid rgba(219, 227, 240, 0.9);
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
}

.folder-sort-select:focus {
  outline: 2px solid rgba(47, 111, 237, 0.18);
  border-color: rgba(47, 111, 237, 0.42);
}

.folder-filter-chip {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(219, 227, 240, 0.96);
  background: rgba(255, 255, 255, 0.84);
  color: var(--text);
  font-weight: 700;
}

.folder-filter-chip:hover,
.folder-filter-chip:focus-visible {
  border-color: rgba(47, 111, 237, 0.35);
  background: rgba(47, 111, 237, 0.06);
}

.folder-filter-chip.is-active {
  border-color: rgba(47, 111, 237, 0.32);
  background: rgba(47, 111, 237, 0.1);
  color: var(--primary);
}

.folder-filter-chip:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.folder-filter-chip__count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  min-height: 24px;
  padding: 0 6px;
  border-radius: 999px;
  background: rgba(241, 245, 249, 0.9);
  color: var(--text-muted);
  font-size: 12px;
}

.folder-filter-chip.is-active .folder-filter-chip__count {
  background: rgba(47, 111, 237, 0.12);
  color: var(--primary);
}

.folder-filter-chip--session-reconnect-pending.is-active {
  border-color: rgba(234, 88, 12, 0.3);
  background: rgba(255, 237, 213, 0.94);
  color: #6b3e06;
}

.folder-filter-chip--session-detail-ready.is-active {
  border-color: rgba(59, 130, 246, 0.3);
  background: rgba(219, 234, 254, 0.94);
  color: #0f5db3;
}

.folder-filter-chip--session-reconnect-complete.is-active {
  border-color: rgba(21, 128, 61, 0.28);
  background: rgba(220, 252, 231, 0.9);
  color: #13603c;
}

.folder-filter-chip--session-recompare-needed.is-active {
  border-color: rgba(220, 38, 38, 0.3);
  background: rgba(254, 226, 226, 0.94);
  color: #a32727;
}

.folder-filter-chip--session-tracked.is-active {
  border-color: rgba(91, 33, 182, 0.22);
  background: rgba(245, 243, 255, 0.96);
  color: #5b21b6;
}

.folder-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid rgba(219, 227, 240, 0.9);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
}

.folder-toggle input {
  margin: 0;
}

.folder-search {
  width: min(320px, 100%);
  padding: 11px 13px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
}

.folder-search:focus {
  outline: 2px solid rgba(47, 111, 237, 0.18);
  border-color: rgba(47, 111, 237, 0.42);
}

.folder-view-info {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  min-height: 24px;
}

.folder-view-info__summary {
  font-size: 13px;
}

.folder-view-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(241, 245, 249, 0.88);
  border: 1px solid rgba(219, 227, 240, 0.9);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
}

.folder-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 14px;
  align-items: stretch;
}

.folder-list-panel,
.folder-detail-panel {
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 320px;
  max-height: min(72vh, 960px);
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  overflow: hidden;
}

.folder-list,
.folder-detail {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
}

.folder-list-table {
  display: grid;
}

.folder-list-row {
  appearance: none;
  display: grid;
  grid-template-columns: 110px minmax(220px, 2.2fr) 90px minmax(0, 1fr) 180px;
  gap: 12px;
  width: 100%;
  border: none;
  border-top: 1px solid rgba(219, 227, 240, 0.82);
  background: transparent;
  padding: 12px 14px;
  text-align: left;
  align-items: center;
  color: inherit;
}

.folder-list-row:first-child {
  border-top: none;
}

.folder-list-row--head {
  position: sticky;
  top: 0;
  z-index: 1;
  background: rgba(245, 248, 253, 0.96);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.folder-sort-header {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: none;
  background: transparent;
  padding: 0;
  color: inherit;
  font: inherit;
  text-transform: inherit;
  letter-spacing: inherit;
}

.folder-sort-header:hover,
.folder-sort-header:focus-visible {
  color: var(--primary);
}

.folder-sort-header.is-active {
  color: var(--primary);
}

.folder-sort-header__icon {
  min-width: 10px;
}

.folder-list-body .folder-list-row {
  cursor: pointer;
}

.folder-list-body .folder-list-row:hover,
.folder-list-body .folder-list-row:focus-visible,
.folder-list-body .folder-list-row.is-active {
  background: rgba(47, 111, 237, 0.08);
}

.folder-list-body .folder-list-row[data-session-state="recompare-needed"] {
  background: rgba(220, 38, 38, 0.04);
}

.folder-summary-cell {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.folder-summary-cell__primary {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.folder-path-cell {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.folder-path {
  display: block;
  min-width: 0;
}

.folder-path--name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
  font-weight: 700;
}

.folder-path--dir {
  font-size: 12px;
  line-height: 1.4;
  white-space: normal;
  overflow-wrap: anywhere;
}

.folder-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.folder-pill--same {
  color: #13603c;
  background: rgba(220, 252, 231, 0.88);
  border-color: rgba(21, 128, 61, 0.25);
}

.folder-pill--changed {
  color: #8a5c00;
  background: rgba(254, 243, 199, 0.95);
  border-color: rgba(245, 158, 11, 0.34);
}

.folder-pill--difference,
.folder-pill--conflict {
  color: #8b1e3f;
  background: rgba(252, 231, 243, 0.95);
  border-color: rgba(236, 72, 153, 0.28);
}

.folder-pill--added {
  color: #0f5db3;
  background: rgba(219, 234, 254, 0.94);
  border-color: rgba(59, 130, 246, 0.28);
}

.folder-pill--removed,
.folder-pill--error {
  color: #a32727;
  background: rgba(254, 226, 226, 0.94);
  border-color: rgba(220, 38, 38, 0.26);
}

.folder-pill--skipped {
  color: var(--text-muted);
  background: rgba(241, 245, 249, 0.94);
  border-color: rgba(148, 163, 184, 0.28);
}

.folder-empty-state,
.folder-detail-card {
  padding: 18px;
}

.folder-empty-state {
  display: grid;
  gap: 8px;
}

.folder-detail-card {
  display: grid;
  gap: 16px;
}

.folder-detail-card__title-block {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.folder-detail-card__headline,
.folder-detail-card__reason {
  margin: 0;
}

.folder-detail-card__headline {
  font-size: 14px;
  font-weight: 700;
}

.folder-detail-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 14px;
  border: 1px solid rgba(219, 227, 240, 0.9);
  border-radius: 14px;
  background: rgba(248, 250, 252, 0.72);
}

.folder-detail-facts dt {
  margin-bottom: 4px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
}

.folder-detail-facts dd {
  margin: 0;
}

.folder-detail-actions {
  display: grid;
  gap: 8px;
  align-items: flex-start;
}

.folder-detail-advanced {
  border: 1px solid rgba(219, 227, 240, 0.9);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
}

.folder-detail-advanced summary {
  cursor: pointer;
  padding: 12px 14px;
  font-weight: 700;
}

.folder-detail-advanced .folder-tech-overview,
.folder-detail-advanced .folder-tech-table-wrap {
  padding: 0 14px 14px;
}

.folder-detail-actions .btn {
  justify-self: flex-start;
}

.folder-detail-error {
  color: #a32727;
}

.folder-detail-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.folder-detail-card__head h3 {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  word-break: break-all;
}

.folder-tech-overview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.folder-tech-card {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border: 1px solid rgba(219, 227, 240, 0.9);
  border-radius: 12px;
  background: rgba(248, 250, 252, 0.72);
}

.folder-tech-card__label {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
}

.folder-tech-card__value {
  font-size: 14px;
  line-height: 1.5;
}

.folder-tech-table-wrap {
  overflow-x: auto;
}

.folder-tech-table {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
  table-layout: fixed;
}

.folder-tech-table th,
.folder-tech-table td {
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
  border-top: 1px solid rgba(219, 227, 240, 0.82);
  overflow-wrap: anywhere;
}

.folder-tech-table thead th {
  border-top: none;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
  background: rgba(248, 250, 252, 0.78);
}

.folder-tech-table tbody th {
  width: 108px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
}

.folder-tech-table td {
  font-size: 13px;
  line-height: 1.5;
}

.folder-tech-table td.mono {
  font-size: 12px;
}

@media (max-width: 1180px) {
  .surface-tabs__main,
  .folder-toolbar__main,
  .text-context__main,
  .folder-filterbar__row--top {
    align-items: flex-start;
    flex-direction: column;
  }

  .folder-layout {
    grid-template-columns: 1fr;
  }

  .folder-list-panel,
  .folder-detail-panel {
    max-height: min(56vh, 720px);
  }
}

@media (max-width: 980px) {
  .folder-list-row,
  .folder-list-row--head {
    grid-template-columns: 110px minmax(0, 1fr);
  }

  .folder-list-row > :nth-child(3),
  .folder-list-row > :nth-child(4),
  .folder-list-row > :nth-child(5),
  .folder-list-row--head > :nth-child(3),
  .folder-list-row--head > :nth-child(4),
  .folder-list-row--head > :nth-child(5) {
    display: none;
  }
}

@media (max-width: 760px) {
  .surface-tabs,
  .folder-surface {
    padding-left: 0.9rem;
    padding-right: 0.9rem;
  }

  .folder-list-panel,
  .folder-detail-panel {
    max-height: none;
  }

  .folder-detail-facts {
    grid-template-columns: 1fr;
  }

  .folder-tech-table {
    min-width: 0;
  }
}