.rcei-enhanced {
  --rcei-red: #c4152b;
  --rcei-red-dark: #9f1022;
  --rcei-ink: #18202a;
  --rcei-muted: #65707d;
  --rcei-line: #dfe4ea;
  --rcei-soft: #f5f7f9;
  --rcei-code: #17191f;
  --rcei-code-line: #30343e;
  --rcei-success: #26734d;
}

.rcei-explorer,
.rcei-card {
  width: 100%;
  max-width: var(--theme-block-wide-max-width, 900px);
  margin: 32px auto !important;
  box-sizing: border-box;
}

.rcei-explorer {
  padding: clamp(22px, 4vw, 38px);
  border: 1px solid var(--rcei-line);
  border-top: 5px solid var(--rcei-red);
  border-radius: 16px;
  background: linear-gradient(145deg, #fff 0%, #f8f9fb 100%);
  box-shadow: 0 18px 44px rgba(23, 31, 42, 0.08);
}

.rcei-explorer-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(190px, 240px);
  gap: 28px;
  align-items: end;
}

.rcei-explorer-title-wrap h2 {
  margin: 0 0 8px !important;
  color: var(--rcei-ink);
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.08;
}

.rcei-explorer-title-wrap p {
  max-width: 620px;
  margin: 0 !important;
  color: var(--rcei-muted);
  font-size: 16px;
  line-height: 1.6;
}

.rcei-progress-text {
  display: block;
  margin-bottom: 8px;
  color: var(--rcei-ink);
  font-size: 13px;
  font-weight: 700;
  text-align: right;
}

.rcei-progress-track {
  display: block;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e2e6ea;
}

.rcei-progress-bar {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--rcei-red), #e63b4e);
  transition: width 250ms ease;
}

.rcei-controls {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.rcei-search {
  position: relative;
  display: block;
}

.rcei-search::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 17px;
  width: 13px;
  height: 13px;
  border: 2px solid var(--rcei-muted);
  border-radius: 50%;
  transform: translateY(-60%);
  pointer-events: none;
}

.rcei-search::after {
  content: '';
  position: absolute;
  top: calc(50% + 6px);
  left: 29px;
  width: 7px;
  height: 2px;
  background: var(--rcei-muted);
  transform: rotate(45deg);
  transform-origin: left center;
  pointer-events: none;
}

.rcei-search input[type='search'] {
  width: 100%;
  min-height: 50px;
  margin: 0;
  padding: 12px 16px 12px 48px;
  border: 1px solid #cfd6dd;
  border-radius: 10px;
  background: #fff;
  color: var(--rcei-ink);
  font: inherit;
  box-shadow: none;
}

.rcei-search input[type='search']:focus {
  border-color: var(--rcei-red);
  outline: 3px solid rgba(196, 21, 43, 0.14);
}

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

.rcei-filter,
.rcei-editor-actions button {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.rcei-filter {
  padding: 9px 13px;
  border-color: #d9dee4;
  background: #fff;
  color: #46515e;
}

.rcei-filter:hover,
.rcei-filter.is-active {
  border-color: var(--rcei-red);
  background: var(--rcei-red);
  color: #fff;
}

.rcei-filter:focus-visible,
.rcei-editor-actions button:focus-visible,
.rcei-complete input:focus-visible {
  outline: 3px solid rgba(196, 21, 43, 0.24);
  outline-offset: 2px;
}

.rcei-no-results {
  margin: 24px 0 0 !important;
  padding: 18px;
  border: 1px dashed #cbd2d9;
  border-radius: 10px;
  background: #fff;
  color: var(--rcei-muted);
  text-align: center;
}

.rcei-card {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 36px);
  border: 1px solid var(--rcei-line);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(24, 32, 42, 0.07);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.rcei-card::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  background: var(--rcei-red);
}

.rcei-card.is-complete {
  border-color: rgba(38, 115, 77, 0.42);
  box-shadow: 0 12px 34px rgba(38, 115, 77, 0.09);
}

.rcei-card.is-complete::before {
  background: var(--rcei-success);
}

.rcei-card[hidden],
.rcei-panel[hidden],
.rcei-no-results[hidden] {
  display: none !important;
}

.rcei-card-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 14px;
}

.rcei-number,
.rcei-category {
  display: inline-flex;
  align-items: center;
  min-height: 25px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
}

.rcei-number {
  justify-content: center;
  min-width: 25px;
  background: var(--rcei-red);
  color: #fff;
}

.rcei-category {
  padding: 0 10px;
  background: #f2e8ea;
  color: var(--rcei-red-dark);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.rcei-complete {
  display: inline-flex;
  gap: 7px;
  align-items: center;
  margin-left: auto;
  color: var(--rcei-muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}

.rcei-complete input {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--rcei-success);
}

.rcei-card > h2 {
  margin: 0 0 14px !important;
  color: var(--rcei-ink) !important;
  font-size: clamp(23px, 3vw, 31px) !important;
  line-height: 1.2;
}

.rcei-card > p {
  max-width: 78ch;
  margin: 0 0 22px !important;
  color: #3f4a56;
  line-height: 1.72;
}

.rcei-editor {
  overflow: hidden;
  margin-top: 22px;
  border: 1px solid var(--rcei-code-line);
  border-radius: 12px;
  background: var(--rcei-code);
  box-shadow: 0 10px 24px rgba(14, 17, 22, 0.16);
}

.rcei-editor-header {
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px 10px 16px;
  border-bottom: 1px solid var(--rcei-code-line);
  background: #22252d;
}

.rcei-language {
  color: #aeb6c2;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
}

.rcei-editor-actions {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.rcei-editor-actions button {
  padding: 7px 10px;
  border-color: #414652;
  background: #2e323b;
  color: #eef1f5;
}

.rcei-editor-actions button:hover {
  border-color: #707987;
  background: #3a3f49;
  transform: translateY(-1px);
}

.rcei-editor-actions button.is-success {
  border-color: #3fa16e;
  background: #235e42;
}

.rcei-editor > pre.wp-block-code,
.rcei-editor > pre {
  max-width: none;
  margin: 0 !important;
  padding: clamp(18px, 3vw, 26px) !important;
  overflow-x: auto;
  border: 0 !important;
  border-radius: 0 !important;
  background: var(--rcei-code) !important;
  color: #f2f4f7 !important;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', monospace !important;
  font-size: 14px;
  line-height: 1.68;
  tab-size: 2;
}

.rcei-editor > pre code {
  color: inherit !important;
  font: inherit !important;
  white-space: pre !important;
}

.rcei-panel {
  padding: 18px clamp(18px, 3vw, 26px);
  border-top: 1px solid var(--rcei-code-line);
}

.rcei-output {
  background: #111318;
}

.rcei-challenge {
  background: #28231d;
}

.rcei-panel-label {
  display: block;
  margin-bottom: 10px;
  color: #e9b950;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.rcei-output pre {
  margin: 0 !important;
  overflow-x: auto;
  border: 0 !important;
  background: transparent !important;
  color: #c9f2d8 !important;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace !important;
  font-size: 13px;
  line-height: 1.6;
  white-space: pre;
}

.rcei-challenge p {
  margin: 0 !important;
  color: #f3eee6;
  font-size: 14px;
  line-height: 1.6;
}

@media (max-width: 720px) {
  .rcei-explorer-header {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .rcei-progress-text {
    text-align: left;
  }

  .rcei-card-meta {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .rcei-complete {
    width: 100%;
    margin: 3px 0 0;
  }

  .rcei-editor-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .rcei-editor-actions {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .rcei-progress-bar,
  .rcei-filter,
  .rcei-editor-actions button,
  .rcei-card {
    transition: none;
  }
}