:root {
  /* These were originally dark-theme values (translucent white surfaces,
     light-slate muted text) left over from before the site's light-theme
     conversion -- nearly invisible against the current cream background.
     Matches public-light.css's --muted/--dim/--border. */
  --tool-surface: #F8F4EC;
  --tool-surface-strong: #EEF5F3;
  --tool-border: #D8D1C5;
  --tool-muted: #526071;
  --tool-dim: #6B7280;
  --tool-danger: #B33A32;
  --tool-warning: #C69C00;
  --tool-success: #147A60;
}

.free-tool-main {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 42px 0 86px;
}

.tool-breadcrumb {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 28px;
  color: var(--tool-dim);
  font-size: .82rem;
}

.tool-breadcrumb a { color: var(--tool-muted); }
.tool-breadcrumb a:hover { color: #0B7176; }

.free-tool-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr);
  gap: clamp(28px, 6vw, 70px);
  align-items: end;
  margin-bottom: 38px;
}

.free-tool-hero h1 {
  max-width: 820px;
  margin: 10px 0 16px;
  font-size: clamp(2.3rem, 5.5vw, 4.3rem);
  line-height: 1.02;
  letter-spacing: -.045em;
}

.free-tool-hero p {
  max-width: 70ch;
  margin: 0;
  color: var(--tool-muted);
  font-size: 1.03rem;
  line-height: 1.75;
}

.tool-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: #11878D;
  font-size: .74rem;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.tool-kicker::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #F26051, #E34C83);
}

.tool-trust-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 20px;
  border: 1px solid var(--tool-border);
  border-radius: 18px;
  background: #FFFDF8;
  box-shadow: 0 12px 32px rgba(7,20,38,.05);
  list-style: none;
}

.tool-trust-list li {
  display: flex;
  gap: 10px;
  color: var(--tool-muted);
  font-size: .84rem;
  line-height: 1.5;
}

.tool-trust-list i {
  margin-top: 3px;
  color: var(--teal);
}

.tool-panel {
  overflow: hidden;
  border: 1px solid var(--tool-border);
  border-radius: 22px;
  background: #FFFDF8;
  box-shadow: 0 22px 58px rgba(7,20,38,.10);
}

.tool-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--tool-border);
  background: linear-gradient(135deg, #EAF5F2, #FFF4EA);
}

.tool-panel-head h2 { margin: 0 0 5px; color: #071426; font-size: 1.35rem; }
.tool-panel-head p { margin: 0; color: var(--tool-muted); font-size: .86rem; }

.tool-rag-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  color: var(--tool-muted);
  font-size: .84rem;
}

.tool-rag-legend span { display: inline-flex; align-items: center; gap: 7px; }

.rag-dot {
  display: inline-block;
  width: 11px;
  height: 11px;
  flex: 0 0 11px;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(7,20,38,.05);
}

.rag-dot.good { background: var(--tool-success); }
.rag-dot.warn { background: var(--tool-warning); }
.rag-dot.bad { background: var(--tool-danger); }

.tool-panel-body { padding: clamp(20px, 4vw, 34px); }

.tool-upload {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 230px;
  padding: 34px;
  border: 1.5px dashed rgba(17,135,141,.55);
  border-radius: 18px;
  background: rgba(17,135,141,.045);
  text-align: center;
  cursor: pointer;
  transition: border-color .18s, background .18s, transform .18s;
}

.tool-upload:hover,
.tool-upload.is-dragging {
  border-color: var(--teal);
  background: rgba(17,135,141,.09);
  transform: translateY(-1px);
}

.tool-upload input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.tool-upload-icon {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin: 0 auto 16px;
  border: 1px solid rgba(17,135,141,.34);
  border-radius: 16px;
  background: rgba(17,135,141,.12);
  color: var(--teal);
  font-size: 1.35rem;
}

.tool-upload strong { display: block; margin-bottom: 7px; font-size: 1rem; }
.tool-upload span { color: var(--tool-muted); font-size: .83rem; }

.tool-status {
  min-height: 22px;
  margin: 14px 0 0;
  color: var(--tool-muted);
  font-size: .84rem;
  font-weight: 700;
}

.tool-status.error { color: var(--tool-danger); }
.tool-status.success { color: var(--tool-success); }

.tool-results[hidden],
.tool-config[hidden] { display: none !important; }

.tool-results,
.tool-config { margin-top: 26px; }

.tool-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.tool-summary-card {
  padding: 17px;
  border: 1px solid var(--tool-border);
  border-radius: 15px;
  background: var(--tool-surface);
}

.tool-summary-card strong {
  display: block;
  margin-bottom: 5px;
  color: #071426;
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: clamp(1.3rem, 3vw, 2rem);
  line-height: 1;
}

.tool-summary-card span {
  color: var(--tool-dim);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.tool-section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin: 24px 0 14px;
}

.tool-section-head h3 { margin: 0; font-size: 1.1rem; }
.tool-section-head p { margin: 0; color: var(--tool-dim); font-size: .8rem; }

.tool-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--tool-border);
  border-radius: 15px;
}

.tool-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
}

.tool-table th,
.tool-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--tool-border);
  text-align: left;
  vertical-align: middle;
  font-size: .82rem;
}

.tool-table th {
  background: #F1ECE3;
  color: #465365;
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.tool-table tr:last-child td { border-bottom: none; }

.tool-progress {
  width: 100%;
  min-width: 150px;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(7,20,38,.10);
}

.tool-progress span { display: block; height: 100%; border-radius: inherit; }
.tool-progress.good span { background: var(--tool-success); }
.tool-progress.warn span { background: var(--tool-warning); }
.tool-progress.bad span { background: var(--tool-danger); }

.tool-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 9px;
  border: 1px solid var(--tool-border);
  border-radius: 999px;
  font-size: .68rem;
  font-weight: 900;
  text-transform: uppercase;
}

.tool-badge.good { color: #0B6651; border-color: #87C9B7; background: #E7F5EF; }
.tool-badge.warn { color: #6B5200; border-color: #C69C00; background: #FFF3B8; }
.tool-badge.bad { color: #8C2F2B; border-color: #E3A39D; background: #FFF0ED; }

.tool-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.tool-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--tool-border);
  border-radius: 11px;
  background: var(--tool-surface-strong);
  color: #071426;
  font: inherit;
  font-size: .84rem;
  font-weight: 800;
  cursor: pointer;
}

.tool-button:hover { border-color: rgba(17,135,141,.56); background: rgba(17,135,141,.12); }
.tool-button.primary { border-color: #0B7176; background: #0B7176; color: #FFFFFF; }
.tool-button.primary:hover { background: #075D61; }
.tool-button:disabled { opacity: .45; cursor: not-allowed; }

.column-selector-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}

.column-search {
  position: relative;
  flex: 1;
  max-width: 390px;
}

.column-search i {
  position: absolute;
  top: 50%;
  left: 14px;
  color: var(--tool-dim);
  transform: translateY(-50%);
  pointer-events: none;
}

.column-search input {
  width: 100%;
  min-height: 42px;
  padding: 9px 13px 9px 38px;
  border: 1px solid var(--tool-border);
  border-radius: 10px;
  outline: none;
  background: #FFFFFF;
  color: #071426;
  font: inherit;
  font-size: .82rem;
}

.column-search input::placeholder { color: var(--tool-dim); }
.column-search input:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(17,135,141,.13); }

.column-picker-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.column-selection-count {
  color: var(--tool-dim);
  font-size: .76rem;
  white-space: nowrap;
}

.column-picker-button {
  padding: 5px 0;
  border: 0;
  background: transparent;
  color: #0B7176;
  font: inherit;
  font-size: .78rem;
  font-weight: 800;
  cursor: pointer;
}

.column-picker-button:hover { color: #071426; }
.column-picker-button:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }

.column-picker-frame {
  overflow: hidden;
  border: 1px solid var(--tool-border);
  border-radius: 12px;
  background: #FFFFFF;
}

.column-picker-head,
.column-option {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  align-items: center;
}

.column-picker-head {
  min-height: 36px;
  padding: 7px 16px;
  border-bottom: 1px solid var(--tool-border);
  background: #F1ECE3;
  color: var(--tool-dim);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.column-picker {
  max-height: 330px;
  overflow: auto;
}

.column-option {
  min-height: 48px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--tool-border);
  color: var(--tool-muted);
  font-size: .84rem;
  line-height: 1.45;
  cursor: pointer;
}

.column-option:last-child { border-bottom: 0; }
.column-option[hidden] { display: none; }
.column-option:hover { background: #F8F4EC; color: #071426; }
.column-option.selected { background: #E7F3F1; color: #071426; }
.column-option input { width: 16px; height: 16px; margin: 0; accent-color: var(--teal); }
.column-option span { min-width: 0; overflow-wrap: anywhere; }

.column-picker-empty {
  margin: 0;
  padding: 24px 16px;
  color: var(--tool-dim);
  font-size: .82rem;
  text-align: center;
}

.tool-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.tool-option {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  border: 1px solid var(--tool-border);
  border-radius: 10px;
  color: var(--tool-muted);
  font-size: .8rem;
}

.tool-option input { accent-color: var(--teal); }

.duplicate-groups { display: grid; gap: 12px; }

.duplicate-group {
  padding: 16px;
  border: 1px solid var(--tool-border);
  border-radius: 14px;
  background: var(--tool-surface);
}

.duplicate-group-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}

.duplicate-group dl {
  display: grid;
  grid-template-columns: minmax(120px, .35fr) 1fr;
  gap: 7px 16px;
  margin: 0;
}

.duplicate-group dt { color: var(--tool-dim); font-size: .75rem; }
.duplicate-group dd { margin: 0; color: #071426; font-size: .82rem; word-break: break-word; }

.tool-empty {
  padding: 28px;
  border: 1px solid var(--tool-border);
  border-radius: 14px;
  background: rgba(79,209,165,.055);
  color: var(--tool-muted);
  text-align: center;
}

.tool-help {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  margin-top: 30px;
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid rgba(242,96,81,.28);
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(242,96,81,.09), rgba(227,76,131,.045));
}

.tool-help h2 { margin: 0 0 8px; font-size: clamp(1.45rem, 3vw, 2.2rem); }
.tool-help p { max-width: 68ch; margin: 0; color: var(--tool-muted); }

.tool-privacy-note {
  display: flex;
  gap: 12px;
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px solid var(--tool-border);
  border-radius: 13px;
  color: var(--tool-dim);
  font-size: .78rem;
  line-height: 1.6;
}

.tool-privacy-note i { margin-top: 3px; color: var(--teal); }

@media (max-width: 820px) {
  .free-tool-main { padding-top: 32px; }
  .free-tool-hero { grid-template-columns: 1fr; }
  .tool-summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tool-help { grid-template-columns: 1fr; }
  .tool-help .btn { width: 100%; justify-content: center; }
}

@media (max-width: 560px) {
  .free-tool-main { width: min(100% - 22px, 1120px); }
  .tool-panel-head { flex-direction: column; }
  .tool-panel-body { padding: 16px; }
  .tool-upload { min-height: 200px; padding: 24px 16px; }
  .tool-summary-grid { grid-template-columns: 1fr 1fr; }
  .tool-summary-card { padding: 14px; }
  .tool-actions .tool-button { width: 100%; }
  .column-selector-toolbar { align-items: stretch; flex-direction: column; gap: 9px; }
  .column-search { max-width: none; }
  .column-picker-actions { justify-content: space-between; }
  .column-picker-head, .column-option { grid-template-columns: 58px minmax(0, 1fr); }
  .column-picker-head, .column-option { padding-right: 12px; padding-left: 12px; }
  .duplicate-group dl { grid-template-columns: 1fr; }
  .duplicate-group dt { margin-bottom: -5px; }
}

@media (prefers-reduced-motion: reduce) {
  .tool-upload, .tool-button { transition: none; }
}