:root {
  --morph-font: "霞骛文楷等宽GB", "霞鹜文楷等宽GB", "霞骛文楷等宽 GB", "LXGW WenKai Mono GB", "LXGW WenKai Mono", "霞鹜文楷", monospace;
  --morph-paper: #f6f0e2;
  --morph-paper-deep: #eee3c8;
  --morph-card: #fbf7ed;
  --morph-ink: #27231e;
  --morph-muted: #766e61;
  --morph-line: #d8ccb1;
  --morph-red: #aa382d;
  --morph-red-deep: #81271f;
  --morph-gold: #dcae36;
  --morph-shadow: 0 20px 48px rgba(75, 58, 31, 0.08);
}

.morpheme-page {
  background: var(--morph-paper);
  color: var(--morph-ink);
  font-family: var(--morph-font);
}

.morpheme-page button,
.morpheme-page input,
.morpheme-page select {
  font: inherit;
}

.morpheme-main {
  width: min(100% - 56px, 1420px);
  margin: 0 auto;
  padding: 126px 0 90px;
}

.morpheme-head {
  padding: 30px 0 36px;
  border-bottom: 1px solid var(--morph-line);
}

.morpheme-title-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 36px;
}

.morpheme-title-row h1 {
  margin: 0;
  color: var(--morph-ink);
  font-size: clamp(48px, 6vw, 82px);
  font-weight: 700;
  letter-spacing: -0.08em;
  line-height: 1;
}

.morpheme-stats {
  display: flex;
  gap: 0;
  margin: 0;
  border-top: 1px solid var(--morph-line);
  border-bottom: 1px solid var(--morph-line);
}

.morpheme-stats > div {
  display: grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  gap: 10px;
  min-width: 112px;
  padding: 12px 18px;
  border-left: 1px solid var(--morph-line);
}

.morpheme-stats > div:last-child {
  border-right: 1px solid var(--morph-line);
}

.morpheme-stats dt {
  color: var(--morph-muted);
  font-size: 13px;
}

.morpheme-stats dd {
  margin: 0;
  color: var(--morph-red);
  font-size: 21px;
  font-weight: 700;
}

.morpheme-search-shell {
  position: relative;
  width: min(100%, 760px);
  margin-top: 34px;
}

.morpheme-search {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  align-items: center;
  min-height: 58px;
  padding: 0 18px;
  border: 1px solid var(--morph-line);
  background: var(--morph-card);
  box-shadow: var(--morph-shadow);
}

.morpheme-search > span {
  color: var(--morph-red);
  font-size: 24px;
}

.morpheme-search input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--morph-ink);
  font-size: 16px;
}

.morpheme-search input::placeholder {
  color: #9a907f;
}

.morpheme-search kbd {
  min-width: 24px;
  padding: 2px 7px;
  border: 1px solid var(--morph-line);
  background: var(--morph-paper);
  color: var(--morph-muted);
  text-align: center;
}

.morpheme-search-results {
  position: absolute;
  z-index: 30;
  top: calc(100% + 8px);
  right: 0;
  left: 0;
  max-height: 430px;
  overflow-y: auto;
  border: 1px solid var(--morph-line);
  background: var(--morph-card);
  box-shadow: 0 24px 60px rgba(52, 39, 21, 0.2);
}

.morpheme-search-results button {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  width: 100%;
  min-height: 66px;
  padding: 12px 18px;
  border: 0;
  border-bottom: 1px solid var(--morph-line);
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.morpheme-search-results button:hover,
.morpheme-search-results button:focus-visible {
  background: var(--morph-paper-deep);
}

.morpheme-search-results button span {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.morpheme-search-results strong {
  color: var(--morph-red);
  font-size: 21px;
}

.morpheme-search-results em {
  overflow: hidden;
  color: var(--morph-ink);
  font-style: normal;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.morpheme-search-results small {
  max-width: 260px;
  overflow: hidden;
  color: var(--morph-muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.search-empty {
  margin: 0;
  padding: 22px;
  color: var(--morph-muted);
  text-align: center;
}

.morpheme-view-nav {
  position: sticky;
  z-index: 20;
  top: 66px;
  display: flex;
  min-height: 60px;
  margin: 0 0 52px;
  border-bottom: 1px solid var(--morph-line);
  background: rgba(246, 240, 226, 0.96);
  backdrop-filter: blur(16px);
}

.morpheme-view-nav button {
  position: relative;
  min-width: 112px;
  padding: 0 24px;
  border: 0;
  background: transparent;
  color: var(--morph-muted);
  cursor: pointer;
}

.morpheme-view-nav button::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 3px;
  background: transparent;
  content: "";
}

.morpheme-view-nav button:hover,
.morpheme-view-nav button[aria-current="page"] {
  color: var(--morph-red);
}

.morpheme-view-nav button[aria-current="page"]::after {
  background: var(--morph-red);
}

.morpheme-loading,
.morpheme-error,
.morpheme-empty {
  padding: 48px;
  color: var(--morph-muted);
  text-align: center;
}

.morpheme-section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 28px;
}

.morpheme-section-head p,
.detail-word-section header p,
.detail-examples-section header p {
  margin: 0 0 4px;
  color: var(--morph-red);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.morpheme-section-head h2 {
  margin: 0;
  font-size: 38px;
  line-height: 1.15;
}

.morpheme-section-head > span {
  color: var(--morph-muted);
  font-size: 14px;
}

.morpheme-catalog-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 38px;
  align-items: start;
}

.morpheme-filter-panel {
  position: sticky;
  top: 150px;
  display: grid;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--morph-line);
  background: rgba(251, 247, 237, 0.72);
}

.morpheme-filter-panel label {
  display: grid;
  gap: 7px;
}

.morpheme-filter-panel label > span {
  color: var(--morph-muted);
  font-size: 12px;
}

.morpheme-filter-panel input,
.morpheme-filter-panel select {
  width: 100%;
  min-height: 42px;
  padding: 0 10px;
  border: 1px solid var(--morph-line);
  border-radius: 0;
  outline: 0;
  background: var(--morph-card);
  color: var(--morph-ink);
}

.morpheme-filter-panel input:focus,
.morpheme-filter-panel select:focus {
  border-color: var(--morph-red);
}

.morpheme-filter-panel > button {
  min-height: 40px;
  border: 1px solid var(--morph-red);
  background: transparent;
  color: var(--morph-red);
  cursor: pointer;
}

.morpheme-result-head {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  min-height: 42px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--morph-line);
}

.morpheme-result-head p {
  margin: 0;
  color: var(--morph-muted);
  font-size: 13px;
}

.morpheme-result-head strong {
  color: var(--morph-ink);
  font-size: 17px;
}

.morpheme-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--morph-line);
  border-left: 1px solid var(--morph-line);
}

.morpheme-card {
  display: flex;
  flex-direction: column;
  min-height: 264px;
  padding: 22px;
  border: 0;
  border-right: 1px solid var(--morph-line);
  border-bottom: 1px solid var(--morph-line);
  background: var(--morph-card);
  color: var(--morph-ink);
  text-align: left;
  cursor: pointer;
  transition: background-color 150ms ease, transform 150ms ease;
}

.morpheme-card:hover,
.morpheme-card:focus-visible {
  z-index: 1;
  background: var(--morph-paper-deep);
  outline: 1px solid var(--morph-red);
  transform: translateY(-2px);
}

.card-top,
.card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-top {
  min-height: 24px;
  color: var(--morph-muted);
  font-size: 12px;
}

.card-stars {
  color: var(--morph-gold);
  letter-spacing: 0.05em;
}

.morpheme-card > strong {
  margin-top: 22px;
  color: var(--morph-red);
  font-size: clamp(27px, 2.5vw, 36px);
  line-height: 1.1;
}

.morpheme-card > em {
  margin-top: 9px;
  color: var(--morph-ink);
  font-size: 16px;
  font-style: normal;
}

.card-etymology {
  display: -webkit-box;
  margin: 18px 0 0;
  overflow: hidden;
  color: var(--morph-muted);
  font-size: 12px;
  line-height: 1.7;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.card-etymology span {
  margin-right: 7px;
  color: var(--morph-red);
}

.card-bottom {
  margin-top: auto;
  padding-top: 18px;
  color: var(--morph-muted);
  font-size: 12px;
}

.card-bottom b {
  color: var(--morph-red);
  font-size: 17px;
}

.card-index-mark {
  padding: 2px 7px;
  border: 1px solid var(--morph-line);
}

.morpheme-pager {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 30px;
}

.morpheme-pager button {
  min-width: 40px;
  min-height: 38px;
  padding: 0 11px;
  border: 1px solid var(--morph-line);
  background: var(--morph-card);
  color: var(--morph-ink);
  cursor: pointer;
}

.morpheme-pager button[aria-current="page"] {
  border-color: var(--morph-red);
  background: var(--morph-red);
  color: #fffaf1;
}

.morpheme-pager button:disabled {
  opacity: 0.38;
  cursor: default;
}

.morpheme-matrix-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  border: 1px solid var(--morph-line);
  background: var(--morph-card);
}

.morpheme-matrix-list {
  display: grid;
  align-content: start;
  border-right: 1px solid var(--morph-line);
}

.morpheme-matrix-list button {
  display: grid;
  gap: 2px;
  padding: 15px 18px;
  border: 0;
  border-bottom: 1px solid var(--morph-line);
  background: transparent;
  color: var(--morph-ink);
  text-align: left;
  cursor: pointer;
}

.morpheme-matrix-list button:hover,
.morpheme-matrix-list button[aria-current="page"] {
  background: var(--morph-paper-deep);
  color: var(--morph-red);
}

.morpheme-matrix-list strong {
  font-size: 16px;
}

.morpheme-matrix-list span {
  color: var(--morph-muted);
  font-size: 12px;
}

.matrix-board-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 112px;
  padding: 22px 30px;
  border-bottom: 1px solid var(--morph-line);
}

.matrix-board-head p {
  margin: 0 0 3px;
  color: var(--morph-red);
  font-size: 12px;
}

.matrix-board-head h3 {
  display: inline;
  margin: 0 14px 0 0;
  font-size: 34px;
}

.matrix-board-head span {
  color: var(--morph-muted);
}

.matrix-board-head button {
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--morph-red);
  background: transparent;
  color: var(--morph-red);
  cursor: pointer;
}

.matrix-table-wrap,
.detail-table-wrap {
  overflow-x: auto;
}

.morpheme-matrix-board table,
.detail-word-table {
  width: 100%;
  border-collapse: collapse;
}

.morpheme-matrix-board th,
.detail-word-table th {
  padding: 15px 18px;
  background: var(--morph-red);
  color: #fffaf1;
  font-weight: 500;
  text-align: left;
}

.morpheme-matrix-board td,
.detail-word-table td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--morph-line);
  vertical-align: top;
}

.morpheme-matrix-board tbody tr:nth-child(even),
.detail-word-table tbody tr:nth-child(even) {
  background: var(--morph-paper-deep);
}

.comparison-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

.comparison-toolbar button {
  min-height: 40px;
  padding: 0 18px;
  border: 1px solid var(--morph-line);
  background: var(--morph-card);
  color: var(--morph-muted);
  cursor: pointer;
}

.comparison-toolbar button[aria-pressed="true"] {
  border-color: var(--morph-red);
  background: var(--morph-red);
  color: #fffaf1;
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--morph-line);
  border-left: 1px solid var(--morph-line);
}

.comparison-card {
  min-height: 210px;
  padding: 24px;
  border-right: 1px solid var(--morph-line);
  border-bottom: 1px solid var(--morph-line);
  background: var(--morph-card);
}

.comparison-card > p {
  margin: 0 0 10px;
  color: var(--morph-red);
  font-size: 12px;
}

.comparison-card h3 {
  margin: 0;
  font-size: 21px;
}

.comparison-members {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 22px;
}

.comparison-members button,
.comparison-members span {
  min-height: 32px;
  padding: 5px 9px;
  border: 1px solid var(--morph-line);
  background: var(--morph-paper);
  color: var(--morph-ink);
  font-size: 12px;
}

.comparison-members button {
  cursor: pointer;
}

.comparison-members button:hover {
  border-color: var(--morph-red);
  color: var(--morph-red);
}

.morpheme-detail {
  width: min(100%, 1180px);
  margin: 0 auto;
}

.detail-back {
  margin-bottom: 24px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--morph-red);
  cursor: pointer;
}

.detail-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  min-height: 220px;
  padding: 38px 44px;
  border-top: 5px solid var(--morph-red);
  border-bottom: 1px solid var(--morph-line);
  background: var(--morph-card);
}

.detail-hero p {
  margin: 0;
}

.detail-hero #detail-meta {
  margin-bottom: 13px;
  color: var(--morph-muted);
  font-size: 13px;
}

.detail-hero h2 {
  margin: 0 0 9px;
  color: var(--morph-red);
  font-size: clamp(48px, 8vw, 86px);
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.detail-hero #detail-meaning {
  font-size: 21px;
}

.detail-stars {
  color: var(--morph-gold);
  font-size: 27px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-left: 1px solid var(--morph-line);
}

.detail-panel {
  min-height: 185px;
  padding: 28px 34px;
  border-right: 1px solid var(--morph-line);
  border-bottom: 1px solid var(--morph-line);
  background: rgba(251, 247, 237, 0.76);
}

.detail-panel h3,
.detail-empty h3 {
  margin: 0 0 17px;
  color: var(--morph-red);
  font-size: 18px;
}

.detail-etymology {
  margin: 0;
  font-size: 18px;
  line-height: 1.8;
}

.detail-senses {
  display: grid;
  gap: 15px;
}

.detail-senses article {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 18px;
}

.detail-senses strong {
  color: var(--morph-ink);
}

.detail-senses p {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin: 0;
}

.detail-senses p span {
  color: var(--morph-muted);
  font-size: 13px;
}

.detail-senses p span:not(:last-child)::after {
  content: " ·";
}

.detail-word-section,
.detail-examples-section {
  margin-top: 38px;
  border: 1px solid var(--morph-line);
  background: var(--morph-card);
}

.detail-word-section > header,
.detail-examples-section > header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 26px;
  border-bottom: 1px solid var(--morph-line);
}

.detail-word-section header h3,
.detail-examples-section header h3 {
  margin: 0;
  font-size: 25px;
}

.detail-word-section header > span {
  color: var(--morph-muted);
  font-size: 13px;
}

.detail-word-table td:first-child strong {
  display: block;
  color: var(--morph-red);
  font-size: 18px;
}

.detail-word-table td small {
  display: block;
  margin-top: 4px;
  color: var(--morph-muted);
  font-size: 12px;
}

.detail-word-table .word-sense {
  color: var(--morph-red);
}

.word-pos {
  margin-right: 6px;
  color: var(--morph-red);
}

.word-levels {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.word-levels span {
  padding: 2px 6px;
  border: 1px solid var(--morph-line);
  font-size: 11px;
  white-space: nowrap;
}

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

.detail-examples article {
  min-height: 135px;
  padding: 24px 26px;
  border-right: 1px solid var(--morph-line);
  border-bottom: 1px solid var(--morph-line);
}

.detail-examples article:nth-child(even) {
  border-right: 0;
}

.detail-examples p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
}

.detail-examples span {
  display: block;
  margin-top: 9px;
  color: var(--morph-muted);
  font-size: 13px;
  line-height: 1.7;
}

.detail-empty {
  padding: 36px;
  border: 1px solid var(--morph-line);
  background: var(--morph-card);
}

.detail-empty p {
  margin: 0;
  color: var(--morph-muted);
}

html[data-theme="night"] {
  --morph-paper: #171512;
  --morph-paper-deep: #2b261f;
  --morph-card: #211e1a;
  --morph-ink: #eee6d5;
  --morph-muted: #afa594;
  --morph-line: #4a4236;
  --morph-red: #db756a;
  --morph-red-deep: #b5574d;
  --morph-shadow: 0 20px 48px rgba(0, 0, 0, 0.22);
}

html[data-theme="night"] .morpheme-view-nav {
  background: rgba(23, 21, 18, 0.96);
}

html[data-theme="night"] .morpheme-matrix-board th,
html[data-theme="night"] .detail-word-table th,
html[data-theme="night"] .comparison-toolbar button[aria-pressed="true"],
html[data-theme="night"] .morpheme-pager button[aria-current="page"] {
  color: #fff5e7;
}

@media (max-width: 1080px) {
  .morpheme-main {
    width: min(100% - 36px, 1420px);
  }

  .morpheme-title-row {
    align-items: start;
    flex-direction: column;
  }

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

  .morpheme-stats {
    max-width: 100%;
    overflow-x: auto;
  }
}

@media (max-width: 820px) {
  .morpheme-main {
    padding-top: 94px;
  }

  .morpheme-view-nav {
    top: 58px;
    overflow-x: auto;
  }

  .morpheme-view-nav button {
    flex: 0 0 auto;
  }

  .morpheme-catalog-layout,
  .morpheme-matrix-layout {
    grid-template-columns: 1fr;
  }

  .morpheme-filter-panel {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .morpheme-filter-panel > button {
    grid-column: 1 / -1;
  }

  .morpheme-matrix-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-right: 0;
    border-bottom: 1px solid var(--morph-line);
  }

  .morpheme-matrix-list button {
    border-right: 1px solid var(--morph-line);
  }

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

@media (max-width: 620px) {
  .morpheme-main {
    width: min(100% - 22px, 1420px);
    padding-bottom: 60px;
  }

  .morpheme-head {
    padding-top: 16px;
  }

  .morpheme-title-row h1 {
    font-size: 52px;
  }

  .morpheme-stats > div {
    min-width: 96px;
    padding: 9px 12px;
  }

  .morpheme-search {
    grid-template-columns: 28px minmax(0, 1fr);
  }

  .morpheme-search kbd {
    display: none;
  }

  .morpheme-search-results button {
    display: block;
  }

  .morpheme-search-results button small {
    display: block;
    margin-top: 4px;
  }

  .morpheme-view-nav {
    margin-bottom: 36px;
  }

  .morpheme-view-nav button {
    min-width: auto;
    padding: 0 17px;
  }

  .morpheme-section-head h2 {
    font-size: 31px;
  }

  .morpheme-filter-panel {
    grid-template-columns: 1fr;
  }

  .morpheme-filter-panel > button {
    grid-column: auto;
  }

  .morpheme-card-grid,
  .comparison-grid {
    grid-template-columns: 1fr;
  }

  .morpheme-card {
    min-height: 230px;
  }

  .morpheme-result-head {
    display: grid;
  }

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

  .matrix-board-head {
    align-items: start;
    padding: 20px;
  }

  .matrix-board-head h3 {
    display: block;
  }

  .matrix-table-wrap table,
  .detail-word-table {
    display: block;
  }

  .matrix-table-wrap thead,
  .detail-word-table thead {
    display: none;
  }

  .matrix-table-wrap tbody,
  .matrix-table-wrap tr,
  .detail-word-table tbody,
  .detail-word-table tr {
    display: block;
  }

  .matrix-table-wrap tr,
  .detail-word-table tr {
    padding: 14px 18px;
    border-bottom: 1px solid var(--morph-line);
  }

  .matrix-table-wrap td,
  .detail-word-table td {
    display: grid;
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 12px;
    padding: 7px 0;
    border: 0;
  }

  .matrix-table-wrap td::before,
  .detail-word-table td::before {
    color: var(--morph-muted);
    font-size: 12px;
    content: attr(data-label);
  }

  .comparison-toolbar {
    overflow-x: auto;
  }

  .comparison-toolbar button {
    flex: 0 0 auto;
  }

  .detail-hero {
    align-items: start;
    flex-direction: column;
    min-height: 0;
    padding: 28px 24px;
  }

  .detail-hero h2 {
    font-size: 54px;
  }

  .detail-panel {
    padding: 24px;
  }

  .detail-senses article {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .detail-word-section,
  .detail-examples-section {
    margin-top: 26px;
  }

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

  .detail-examples article {
    border-right: 0;
  }
}