* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: "Open Sans", system-ui, sans-serif;
  background: #17181c;
  color: #eceef2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem 2rem;
  background: #24272f;
  border-bottom: 2px solid #475ad2;
}

header .logo { height: 36px; filter: brightness(0) invert(1); }

header h1 {
  font-size: 1.4rem;
  font-weight: 700;
  color: #eceef2;
}

main {
  flex: 1;
  max-width: 960px;
  width: 100%;
  margin: 2rem auto;
  padding: 0 1rem;
}

footer {
  text-align: center;
  padding: 1.5rem;
  color: #545861;
  font-size: 0.85rem;
}

footer a { color: #475ad2; text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* Table styles */
.methodology {
  margin: 0 0 1rem 0;
  border: 1px solid #353841;
  border-radius: 6px;
  background: #24272f;
  box-sizing: border-box;
}
.methodology summary {
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-weight: 600;
  color: #bac7f2;
}
.methodology-body {
  padding: 0 1rem 0.8rem;
  color: #c0c2c7;
  font-size: 0.9rem;
  line-height: 1.6;
}
.methodology-body a { color: #bac7f2; }
.methodology-body ul { margin: 0.5rem 0 0.5rem 1.2rem; padding-left: 1rem; }

.search {
  width: 100%;
  padding: 0.6rem 1rem;
  margin-bottom: 1rem;
  background: #24272f;
  border: 1px solid #353841;
  border-radius: 6px;
  color: #eceef2;
  font-family: inherit;
  font-size: 0.95rem;
}
.search:focus { outline: none; border-color: #475ad2; }
.search::placeholder { color: #545861; }

.repo-filter {
  margin-bottom: 1rem;
  border: 1px solid #353841;
  border-radius: 6px;
  background: #24272f;
}
.repo-filter summary {
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-weight: 600;
  color: #888b96;
}
.repo-filter-body {
  padding: 0.3rem 1rem 0.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.repo-chip {
  font-size: 0.8rem;
  color: #c0c2c7;
  background: #353841;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
}
.repo-chip:hover { background: #475ad2; color: #fff; }
.repo-chip input { margin-right: 0.2rem; }

.table-wrap { overflow-x: auto; }

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

th {
  background: #475ad2;
  color: #fff;
  font-weight: 600;
  text-align: left;
  padding: 0.75rem 1rem;
  position: sticky;
  top: 0;
}

td {
  padding: 0.6rem 1rem;
  border-bottom: 1px solid #353841;
}

tr:nth-child(even) td { background: #24272f; }
tr:hover td { background: #353841; }

.rank { width: 60px; text-align: center; font-weight: 700; color: #888b96; }
.num { text-align: right; }
.score { color: #bac7f2; font-weight: 700; }

.contributor {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.contributor img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.contributor a.profile-link {
  color: #bac7f2;
  text-decoration: none;
  font-weight: 600;
}
.contributor a.profile-link:hover { color: #475ad2; text-decoration: underline; }
.contributor a.gh-link {
  color: #545861;
  text-decoration: none;
  font-size: 0.8rem;
}
.contributor a.gh-link:hover { color: #bac7f2; }
.company { color: #545861; font-size: 0.85rem; }
.hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

.updated {
  margin-top: 1.5rem;
  color: #545861;
  font-size: 0.85rem;
  text-align: right;
}

.empty { text-align: center; padding: 3rem; color: #545861; }

/* Contributor detail page */
.contributor-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.avatar-lg { border-radius: 50%; }
.contributor-header h2 { margin: 0; }
.contributor-header h2 a { color: #bac7f2; text-decoration: none; }
.contributor-header h2 a:hover { color: #475ad2; }
.stats { display: flex; gap: 1.5rem; margin-top: 0.3rem; color: #888b96; }
.stat strong { color: #eceef2; }
h3 { margin: 1.5rem 0 0.5rem; color: #bac7f2; }
.nowrap { white-space: nowrap; }
td a { color: #bac7f2; text-decoration: none; }
td a:hover { color: #475ad2; text-decoration: underline; }
.back { margin-top: 2rem; }
.back a { color: #475ad2; text-decoration: none; }
.back a:hover { text-decoration: underline; }