:root {
  color-scheme: light;
  --bg: #f7f4ef;
  --text: #1e2329;
  --muted: #69727d;
  --line: #d9d2c7;
  --panel: #fffdf9;
  --accent: #246b5a;
  --accent-hover: #1b5749;
  --error: #a23131;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.page {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0;
}

.intro {
  margin-bottom: 28px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(34px, 6vw, 58px);
  line-height: 1.08;
  letter-spacing: 0;
}

.summary {
  max-width: 700px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.tool {
  display: grid;
  gap: 12px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.statsPanel {
  display: grid;
  gap: 22px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.emptyStats {
  margin: 0;
  border-left: 3px solid var(--accent);
  padding-left: 12px;
  color: var(--muted);
  line-height: 1.6;
}

.statsCards {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.statsCard {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #ffffff;
}

.statsCard span,
.statsCard strong {
  display: block;
}

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

.statsCard strong {
  margin-top: 8px;
  color: var(--accent);
  font-size: 28px;
  line-height: 1;
}

.statsSection {
  display: grid;
  gap: 10px;
}

.statsSection h2 {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0;
}

.tableWrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  white-space: nowrap;
}

th {
  background: var(--panel);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

td {
  color: var(--text);
  font-size: 14px;
}

tbody tr:last-child td {
  border-bottom: 0;
}

label {
  font-weight: 700;
}

select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--text);
  background: #ffffff;
  font: inherit;
}

select:focus {
  outline: 3px solid rgba(36, 107, 90, 0.18);
  border-color: var(--accent);
}

.contentTypeTabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.rewriteModeTabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.contentTypeButton,
.rewriteModeButton {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 14px;
  background: #ffffff;
  color: var(--text);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.contentTypeButton.active,
.rewriteModeButton.active {
  border-color: var(--accent);
  background: rgba(36, 107, 90, 0.12);
  color: var(--accent);
}

.advanced-settings {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 6px 0;
}

.advanced-toggle {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 0;
  border-radius: 8px;
  padding: 10px 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
}

.advanced-toggle:hover {
  background: transparent;
  color: var(--accent);
}

.advanced-toggle-icon {
  flex: 0 0 auto;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
}

.advanced-panel {
  display: grid;
  gap: 10px;
  padding: 8px 0 10px;
}

.advanced-help {
  border-left: 3px solid var(--accent);
  padding: 2px 0 2px 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.hidden {
  display: none !important;
}

.hint {
  margin: -4px 0 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.usedModelHint {
  min-height: 22px;
  margin: -4px 0 0;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
}

.fallbackHint {
  margin: -8px 0 0;
  border-left: 3px solid var(--accent);
  padding-left: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.refineActions {
  display: flex;
  justify-content: flex-start;
  margin-top: 2px;
}

.reviewPanel {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: #ffffff;
}

.reviewPanel h2,
.reviewPanel h3 {
  margin: 0;
  letter-spacing: 0;
}

.reviewPanel h2 {
  font-size: 18px;
}

.reviewPanel h3 {
  font-size: 15px;
}

.reviewPass {
  margin: 10px 0 14px;
  color: var(--accent);
  font-weight: 700;
}

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

.reviewGrid ul {
  margin: 8px 0 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.6;
}

.diagnosisPanel {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: #ffffff;
}

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

.diagnosisHeader h2,
.diagnosisGrid h3 {
  margin: 0;
  letter-spacing: 0;
}

.diagnosisHeader h2 {
  font-size: 18px;
}

.scoreBadge {
  min-width: 72px;
  border-radius: 8px;
  padding: 8px 10px;
  background: rgba(36, 107, 90, 0.1);
  color: var(--accent);
  text-align: center;
  font-weight: 800;
}

.scoreBadge span {
  font-size: 24px;
}

.scoreBadge small {
  margin-left: 2px;
  font-size: 13px;
}

.diagnosisConclusion {
  margin: 10px 0 16px;
  color: var(--text);
  font-weight: 700;
}

.contentTypeResult {
  margin: -8px 0 14px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
}

.scoreBreakdown {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}

.scoreItem {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  background: var(--panel);
}

.scoreItem span,
.scoreItem strong {
  display: block;
}

.scoreItem span {
  color: var(--muted);
  font-size: 12px;
}

.scoreItem strong {
  margin-top: 4px;
  color: var(--text);
  font-size: 18px;
}

.needsDetailsNotice {
  margin: -4px 0 16px;
  border: 1px solid rgba(162, 49, 49, 0.25);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(162, 49, 49, 0.08);
  color: var(--error);
  font-weight: 700;
  line-height: 1.5;
}

.riskNotice,
.riskPanel {
  margin: -4px 0 16px;
  border: 1px solid rgba(162, 49, 49, 0.25);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(162, 49, 49, 0.08);
  color: var(--error);
  line-height: 1.5;
}

.riskNotice {
  font-weight: 700;
}

.riskPanel p {
  margin: 0 0 8px;
  font-weight: 700;
}

.riskPanel ul {
  margin: 0;
  padding-left: 20px;
}

.aiStyleRiskPanel {
  display: grid;
  gap: 12px;
  margin: 0 0 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: var(--panel);
}

.aiStyleRiskPanel[hidden] {
  display: none;
}

.aiStyleRiskPanel.low {
  border-color: rgba(36, 107, 90, 0.25);
  background: rgba(36, 107, 90, 0.05);
}

.aiStyleRiskPanel.medium {
  border-color: rgba(161, 109, 42, 0.28);
  background: rgba(161, 109, 42, 0.07);
}

.aiStyleRiskPanel.high {
  border-color: rgba(162, 49, 49, 0.25);
  background: rgba(162, 49, 49, 0.07);
}

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

.aiStyleRiskHeader h3,
.aiStyleRiskGrid h4 {
  margin: 0;
  letter-spacing: 0;
}

.aiStyleRiskHeader h3 {
  font-size: 15px;
}

.aiStyleRiskHeader span {
  border-radius: 999px;
  padding: 4px 9px;
  background: #ffffff;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
}

.aiStyleRiskPanel.high .aiStyleRiskHeader span {
  color: var(--error);
}

.aiStyleRiskGrid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.aiStyleRiskGrid h4 {
  font-size: 14px;
}

.aiStyleRiskGrid ul {
  margin: 8px 0 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.6;
}

.aiStyleRiskDisclaimer {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

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

.diagnosisGrid h3 {
  font-size: 15px;
}

.diagnosisGrid ul {
  margin: 8px 0 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.6;
}

.highlightPanel {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.highlightPanel h3 {
  margin: 0 0 10px;
  font-size: 15px;
  letter-spacing: 0;
}

.highlightIssue {
  display: grid;
  gap: 6px;
  margin-top: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}

.highlightIssue p,
.emptyState {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.highlightSentence {
  color: var(--text) !important;
  font-weight: 700;
}

.highlightType {
  width: fit-content;
  border-radius: 999px;
  padding: 3px 8px;
  background: rgba(162, 49, 49, 0.1);
  color: var(--error) !important;
  font-size: 13px;
  font-weight: 700;
}

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

.examplePanel {
  display: grid;
  gap: 8px;
  margin: -4px 0 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: rgba(36, 107, 90, 0.04);
}

.examplePanel p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

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

.exampleButton {
  border: 1px solid var(--line);
  padding: 8px 11px;
  background: #ffffff;
  color: var(--accent);
  font-size: 14px;
}

.exampleButton:hover {
  border-color: var(--accent);
  background: rgba(36, 107, 90, 0.08);
}

#charCount {
  color: var(--muted);
  font-size: 14px;
}

#charCount.error {
  color: var(--error);
  font-weight: 700;
}

textarea {
  width: 100%;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  color: var(--text);
  background: #ffffff;
  font: inherit;
  line-height: 1.6;
}

textarea:focus {
  outline: 3px solid rgba(36, 107, 90, 0.18);
  border-color: var(--accent);
}

.actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin: 4px 0 8px;
}

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

.copyActions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.copyActions[hidden] {
  display: none;
}

.copyButton {
  border: 1px solid var(--line);
  padding: 8px 11px;
  background: #ffffff;
  color: var(--accent);
  font-size: 14px;
}

.copyButton:hover {
  border-color: var(--accent);
  background: rgba(36, 107, 90, 0.08);
}

.feedbackPanel {
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: rgba(36, 107, 90, 0.04);
}

.feedbackPanel[hidden],
.feedbackCommentWrap[hidden] {
  display: none;
}

.feedbackPanel h2 {
  margin: 0;
  font-size: 16px;
  letter-spacing: 0;
}

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

.feedbackButton,
.feedbackSubmitButton {
  border: 1px solid var(--line);
  padding: 9px 12px;
  background: #ffffff;
  color: var(--accent);
  font-size: 14px;
}

.feedbackButton:hover,
.feedbackSubmitButton:hover,
.feedbackButton.selected {
  border-color: var(--accent);
  background: rgba(36, 107, 90, 0.12);
  color: var(--accent);
}

.feedbackCommentWrap {
  display: grid;
  gap: 8px;
}

.feedbackMessage {
  min-height: 22px;
  margin: 0;
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
}

.feedbackMessage.error {
  color: var(--error);
}

button {
  border: 0;
  border-radius: 8px;
  padding: 12px 18px;
  background: var(--accent);
  color: #ffffff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  background: var(--accent-hover);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

.contentTypeButton,
.rewriteModeButton {
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--text);
}

.contentTypeButton:hover,
.rewriteModeButton:hover {
  background: #ffffff;
}

.contentTypeButton.active,
.contentTypeButton.active:hover,
.rewriteModeButton.active,
.rewriteModeButton.active:hover {
  border-color: var(--accent);
  background: rgba(36, 107, 90, 0.12);
  color: var(--accent);
}

#status {
  min-height: 24px;
  color: var(--muted);
}

#status.error {
  color: var(--error);
}

@media (max-width: 640px) {
  .page {
    width: min(100% - 24px, 960px);
    padding: 32px 0;
  }

  .tool {
    padding: 18px;
  }

  .statsPanel {
    padding: 18px;
  }

  .statsCards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .diagnosisGrid,
  .aiStyleRiskGrid,
  .reviewGrid {
    grid-template-columns: 1fr;
  }

  .scoreBreakdown {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .resultHeader {
    align-items: stretch;
  }

  .copyActions {
    width: 100%;
    justify-content: flex-start;
  }
}