:root {
  color-scheme: light;
  --bg: #f7f8fa;
  --surface: #ffffff;
  --surface-muted: #eef2f6;
  --ink: #18202b;
  --muted: #607084;
  --line: #d7dee8;
  --line-strong: #bdc8d7;
  --teal: #0f766e;
  --cyan: #0891b2;
  --violet: #7c3aed;
  --amber: #b45309;
  --green: #15803d;
  --rose: #be123c;
  --shadow: 0 12px 26px rgba(25, 36, 53, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.08), transparent 24rem),
    linear-gradient(180deg, #fbfcfd 0%, var(--bg) 22%, #f2f5f8 100%);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration-color: color-mix(in srgb, currentColor 35%, transparent);
  text-underline-offset: 3px;
}

a:hover {
  text-decoration-color: currentColor;
}

img {
  max-width: 100%;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
  padding: 12px clamp(18px, 4vw, 48px);
  background: rgba(247, 248, 250, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  flex: none;
  width: 44px;
  height: 44px;
  filter: drop-shadow(0 10px 16px rgba(15, 23, 42, 0.14));
}

.brand strong {
  display: block;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

nav a {
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

nav a.active,
nav a:hover {
  background: var(--surface-muted);
  color: var(--ink);
}

main {
  width: min(1240px, 100%);
  margin: 0 auto;
  padding: 32px clamp(18px, 4vw, 48px) 56px;
}

.catalog-head,
.detail-head,
.simple-page {
  display: grid;
  gap: 24px;
  margin-bottom: 22px;
}

.catalog-head {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
}

.catalog-head > *,
.catalog-tools > *,
.detail-head > *,
.detail-layout > * {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 10px;
  font-size: clamp(34px, 6vw, 58px);
  line-height: 1;
  letter-spacing: 0;
}

h2 {
  font-size: 20px;
}

.lead,
.detail-head p,
.simple-page p {
  max-width: 760px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}

.summary-strip {
  display: grid;
  grid-template-columns: repeat(3, 92px);
  gap: 10px;
  margin: 0;
}

.summary-strip div {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.summary-strip dt {
  color: var(--muted);
  font-size: 12px;
}

.summary-strip dd {
  margin: 4px 0 0;
  font-size: 26px;
  font-weight: 800;
}

.catalog-tools {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  align-items: end;
  gap: 12px;
  margin-bottom: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.catalog-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
  align-items: end;
}

.search-field {
  display: grid;
  gap: 6px;
}

.search-field span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.search-field input {
  width: 100%;
  min-height: 40px;
  padding: 9px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--ink);
  font: inherit;
}

.control-group {
  display: flex;
  min-height: 40px;
  max-width: 100%;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-muted);
}

.control-group button {
  min-width: 44px;
  border: 0;
  border-radius: 6px;
  padding: 7px 10px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.control-group button.is-selected {
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 1px 4px rgba(25, 36, 53, 0.12);
}

.result-count {
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.skill-card {
  display: grid;
  grid-template-rows: 220px minmax(260px, auto);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.skill-card[hidden] {
  display: none;
}

.skill-image {
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #e9edf3;
}

.skill-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.skill-card-body {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 12px;
  padding: 18px;
}

.skill-card-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.skill-card h2 {
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
}

.skill-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.status,
.tag-row span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 2px 8px;
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.status.candidate {
  border-color: #fed7aa;
  background: #fff7ed;
  color: var(--amber);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  gap: 6px;
}

.skill-actions,
.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-actions a,
.source-links a,
.button-link {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 7px 10px;
  background: var(--surface);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.skill-actions a:first-child,
.button-link {
  border-color: #99f6e4;
  background: #ecfdf5;
  color: var(--teal);
}

.detail-head {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
  align-items: center;
}

.breadcrumb {
  display: inline-flex;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 14px;
}

.detail-preview {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  align-items: start;
  gap: 18px;
}

.readme-panel,
.facts-panel,
.artifact-table,
.artifact-recipes {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.readme-panel {
  padding: 24px;
}

.readme-panel h1 {
  font-size: 30px;
}

.readme-panel h2 {
  margin-top: 26px;
}

.readme-panel p,
.readme-panel li {
  color: var(--muted);
  line-height: 1.65;
}

.facts-panel {
  display: grid;
  gap: 18px;
  padding: 20px;
}

.facts-panel h2 {
  margin-bottom: 0;
}

.facts-panel dl {
  display: grid;
  gap: 12px;
  margin: 0;
}

.facts-panel dl div {
  display: grid;
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.facts-panel dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.facts-panel dd {
  margin: 0;
  overflow-wrap: anywhere;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
}

.artifact-table,
.artifact-recipes {
  margin-top: 18px;
  overflow: hidden;
}

.artifact-table h2,
.artifact-recipes h2 {
  margin: 0;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 13px 20px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

td {
  color: var(--muted);
}

td:first-child {
  color: var(--ink);
  font-weight: 700;
}

.recipe-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 20px;
}

.recipe-card {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: var(--surface);
}

.recipe-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.recipe-head h3 {
  margin: 0;
  font-size: 16px;
}

.recipe-head span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.recipe-label {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.recipe-card pre {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: var(--surface-muted);
  color: var(--ink);
  white-space: pre-wrap;
  word-break: break-word;
  font: 12px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.recipe-card dl {
  display: grid;
  gap: 8px;
  margin: 0;
}

.recipe-card dl div {
  display: grid;
  gap: 3px;
}

.recipe-card dt {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.recipe-card dd {
  margin: 0;
  color: var(--ink);
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.simple-page {
  max-width: 860px;
}

.skill-index {
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.skill-index li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

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

.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 22px clamp(18px, 4vw, 48px);
  border-top: 1px solid var(--line);
  color: var(--ink);
  font-size: 13px;
}

.footer span {
  font-weight: 700;
}

@media (max-width: 1040px) {
  .catalog-head,
  .catalog-tools,
  .detail-head,
  .detail-layout {
    grid-template-columns: 1fr;
  }

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

  .summary-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (max-width: 720px) {
  body {
    overflow-x: hidden;
  }

  .topbar,
  .footer {
    align-items: flex-start;
    flex-direction: column;
  }

  main {
    width: 100vw;
    max-width: 100vw;
    overflow-x: hidden;
    padding-top: 24px;
  }

  h1 {
    font-size: 38px;
  }

  .lead,
  .detail-head p,
  .simple-page p {
    max-width: calc(100vw - 36px);
  }

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

  .catalog-tools {
    align-items: stretch;
  }

  .catalog-controls {
    justify-content: flex-start;
  }

  .summary-strip {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .control-group {
    overflow-x: auto;
  }

  .skill-card {
    grid-template-rows: 210px auto;
  }

  .skill-index li {
    grid-template-columns: 1fr;
  }

  th,
  td {
    padding: 12px;
  }
}