:root {
  --bg: #0d1117; --panel: #161b22; --border: #30363d; --text: #e6edf3;
  --muted: #8b949e; --accent: #f9322c; --accent-2: #ff5038; --ok: #3fb950;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.55 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
a { color: #58a6ff; text-decoration: none; }
a:hover { text-decoration: underline; }
.topbar { display: flex; align-items: center; gap: 18px; padding: 12px 24px; background: var(--panel); border-bottom: 1px solid var(--border); flex-wrap: wrap; row-gap: 6px; }
.topbar .brand { font-weight: 700; color: var(--text); font-size: 17px; }
.topbar .brand span { color: var(--accent); }
.topbar nav { display: flex; gap: 14px; margin-left: auto; align-items: center; }
.topbar nav a, .topbar .who { color: var(--muted); font-size: 14px; }
.container { max-width: 980px; margin: 28px auto; padding: 0 20px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 22px; margin-bottom: 18px; }
.card h1, .card h2, .card h3 { margin-top: 0; }
.muted { color: var(--muted); }
.btn { display: inline-block; background: var(--accent); color: #fff; border: 0; border-radius: 6px; padding: 8px 16px; font-size: 14px; cursor: pointer; }
.btn:hover { background: var(--accent-2); text-decoration: none; }
.btn.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn.danger { background: #8e2c26; }
label { display: block; margin: 12px 0 4px; font-size: 13px; color: var(--muted); }
input[type=text], input[type=email], input[type=password], input[type=url], select, textarea {
  width: 100%; background: #0d1117; border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; padding: 8px 10px; font-size: 14px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid #1f6feb55; border-color: #1f6feb; }
.flash { border: 1px solid #2ea04366; background: #2ea04322; color: var(--ok); padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; }
.errors { border: 1px solid #f8514966; background: #f8514922; color: #ffa198; padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; }
table.list { width: 100%; border-collapse: collapse; }
table.list th, table.list td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); font-size: 14px; }
table.list th { color: var(--muted); font-weight: 600; }
.pill { display: inline-block; font-size: 12px; border: 1px solid var(--border); border-radius: 999px; padding: 1px 9px; color: var(--muted); white-space: nowrap; }
.pill.public { color: var(--ok); border-color: #2ea04366; }
.mono, code { font-family: var(--mono); }
.clone-box { display: flex; gap: 8px; align-items: center; }
.clone-box input { font-family: var(--mono); font-size: 13px; }
.tree td.name a { color: var(--text); }
.tree td.size { color: var(--muted); text-align: right; width: 90px; }
.commit-row { padding: 10px 4px; border-bottom: 1px solid var(--border); }
.commit-row .sha { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.fileview { border: 1px solid var(--border); border-radius: 8px; overflow: auto; background: #0d1117; }
.fileview table { border-collapse: collapse; width: 100%; font-family: var(--mono); font-size: 12.5px; }
.fileview td.ln { text-align: right; padding: 0 10px; color: #6e7681; border-right: 1px solid var(--border); user-select: none; width: 1%; white-space: nowrap; }
.fileview td.code { padding: 0 12px; white-space: pre; }
.crumbs { font-size: 14px; margin-bottom: 12px; }
.crumbs span { color: var(--muted); }
pre.diff { background: #0d1117; border: 1px solid var(--border); border-radius: 8px; padding: 14px; overflow: auto; font-size: 12.5px; }
pre.stat { background: none; border: 0; color: var(--muted); }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.tabs a { padding: 8px 12px; color: var(--muted); border-bottom: 2px solid transparent; }
.tabs a.active { color: var(--text); border-bottom-color: var(--accent); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
h1 { overflow-wrap: anywhere; }
table.list td { overflow-wrap: anywhere; }
table.list td:last-child { overflow-wrap: normal; white-space: nowrap; }
.clone-box input { min-width: 0; flex: 1; }
@media (max-width: 800px) { .grid2 { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  .topbar { padding: 10px 12px; gap: 10px; font-size: 14px; }
  .topbar .who { display: none; }
  .topbar nav { margin-left: auto; }
  .container { padding: 0 12px; margin: 18px auto; }
  .card { padding: 14px; }
}