:root {
  --bg: #0d1117;
  --panel: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #7d8590;
  --accent: #2f81f7;
  --l0: #1c222b;
  --l1: #0e4429;
  --l2: #006d32;
  --l3: #26a641;
  --l4: #39d353;
  --btn: #21262d;
  --btn-hover: #30363d;
  --grid: #21262d;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); }
body { min-height: 100vh; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.wrap { max-width: 860px; margin: 0 auto; padding: 16px 16px 48px; }
.top { display: flex; align-items: center; padding: 8px 0 24px; }
.brand { display: inline-flex; gap: 10px; align-items: center; color: var(--text); font-weight: 600; }
.brand:hover { text-decoration: none; }
.hero h1 { font-size: clamp(26px, 5vw, 40px); line-height: 1.15; margin: 8px 0 20px; letter-spacing: -0.02em; }
.accent { color: var(--accent); }
.search { display: flex; align-items: center; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 6px; gap: 6px; }
.search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(47,129,247,.3); }
.at { color: var(--muted); padding-left: 10px; font-size: 18px; }
.search input { flex: 1; min-width: 0; background: transparent; border: 0; outline: 0; color: var(--text); font: inherit; font-size: 18px; padding: 10px 4px; }
.search button, .btn { font: inherit; font-weight: 600; font-size: 14px; border-radius: 8px; cursor: pointer; }
.search button { background: #238636; color: #fff; border: 1px solid rgba(240,246,252,.1); padding: 10px 18px; }
.search button:hover { background: #2ea043; }
.search button:disabled { opacity: .6; cursor: progress; }
.range { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 10px; color: var(--muted); font-size: 14px; }
.range select, .range input { font: inherit; color: var(--text); background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 7px 10px; color-scheme: dark; }
.range select:focus, .range input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.msg { color: var(--muted); min-height: 1.4em; margin: 10px 2px; }
.msg.err { color: #f85149; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 24px; margin-top: 8px; }
.who { display: flex; gap: 16px; align-items: center; }
.who img { width: 72px; height: 72px; border-radius: 50%; border: 1px solid var(--border); background: var(--bg); }
.name { font-size: 22px; font-weight: 600; }
.login { color: var(--muted); font-size: 16px; }
.big { font-size: clamp(64px, 16vw, 120px); font-weight: 700; letter-spacing: -0.04em; line-height: 1; margin: 24px 0 6px; font-variant-numeric: tabular-nums; }
.label { font-size: 18px; color: var(--text); }
.sub { color: var(--muted); margin-top: 6px; font-size: 14px; min-height: 1em; }
.chart-head { color: var(--muted); font-size: 13px; margin-top: 22px; }
.growth { color: var(--accent); }
.bars { margin-top: 6px; }
.bars svg { display: block; width: 100%; height: auto; overflow: visible; }
.bars .ax { fill: var(--muted); font: 500 12px var(--font); }
.bars .pk { font: 600 13px var(--font); }
.link { background: none; border: 0; padding: 0; margin-top: 12px; color: var(--accent); font: inherit; font-size: 13px; cursor: pointer; }
.link:hover { text-decoration: underline; }
.heat-wrap { overflow-x: auto; margin-top: 22px; padding-bottom: 4px; }
.heat { display: grid; grid-auto-flow: column; grid-template-rows: repeat(7, 11px); grid-auto-columns: 11px; gap: 3px; width: max-content; }
.heat i, .legend i { display: block; width: 11px; height: 11px; border-radius: 2px; outline: 1px solid rgba(27,31,35,.06); outline-offset: -1px; }
.l0 { background: var(--l0); }
.l1 { background: var(--l1); } .l2 { background: var(--l2); } .l3 { background: var(--l3); } .l4 { background: var(--l4); }
.legend { display: flex; gap: 3px; align-items: center; justify-content: flex-end; color: var(--muted); font-size: 12px; margin-top: 8px; }
.legend span { margin: 0 4px; }
.note { color: var(--muted); font-size: 13px; margin: 16px 0 0; border-top: 1px solid var(--border); padding-top: 12px; }
.share { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.btn { display: inline-flex; align-items: center; background: var(--btn); color: var(--text); border: 1px solid var(--border); padding: 8px 14px; }
.btn:hover { background: var(--btn-hover); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.foot { color: var(--muted); font-size: 12px; margin-top: 40px; line-height: 1.5; }
@media (max-width: 520px) {
  .card { padding: 18px; }
  .who img { width: 56px; height: 56px; }
  .heat { grid-template-rows: repeat(7, 9px); grid-auto-columns: 9px; gap: 2px; }
  .heat i { width: 9px; height: 9px; }
  .btn { flex: 1 1 calc(50% - 8px); justify-content: center; }
}

.tools { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; margin-top: 16px; color: var(--muted); font-size: 13px; }
.swatches { display: flex; gap: 8px; }
.sw { width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--border); padding: 0; cursor: pointer; background: linear-gradient(135deg, var(--a) 50%, var(--b) 50%); }
.sw[aria-pressed="true"] { border-color: var(--accent); box-shadow: 0 0 0 2px var(--panel), 0 0 0 4px var(--accent); }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.seg button { font: inherit; font-size: 13px; background: var(--btn); color: var(--text); border: 0; padding: 6px 10px; cursor: pointer; }
.seg button + button { border-left: 1px solid var(--border); }
.seg button[aria-pressed="true"] { background: var(--accent); color: #fff; }
.composer { margin-top: 16px; }
.composer-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 13px; margin-bottom: 6px; }
.composer select { font: inherit; font-size: 13px; color: var(--text); background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 5px 8px; }
.composer textarea { width: 100%; min-height: 84px; resize: vertical; font: inherit; font-size: 15px; line-height: 1.45; color: var(--text); background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; }
.composer textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.count { font-variant-numeric: tabular-nums; }
.count.warn { color: #f85149; font-weight: 600; }
.hint { color: var(--muted); font-size: 13px; margin: 8px 2px 0; min-height: 1em; }
.credits { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; margin-top: 14px; font-size: 13px; }
.credits .btn.small { padding: 4px 10px; font-size: 12px; flex: 0 0 auto; }
.credits .src { display: inline-flex; align-items: center; gap: 5px; }