:root {
  --bg: #14161a; --fg: #e8e6e3; --dim: #9aa0a6; --line: #2b2f36;
  --ok: #6ec177; --bad: #e0736d; --accent: #7aa2f7;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", sans-serif;
}
main { max-width: 40rem; margin: 0 auto; padding: 1.5rem 1.25rem 3rem; }
header { display: flex; align-items: baseline; justify-content: space-between; }
h1 { font-size: 1.05rem; font-weight: 600; letter-spacing: .02em; margin: 0 0 1.5rem; }
h2 { font-size: 1.05rem; margin: 0 0 .75rem; }
.lead { color: var(--dim); }
.hint { color: var(--dim); font-size: .9rem; }
button {
  font: inherit; color: var(--fg); background: #1d2027; border: 1px solid var(--line);
  border-radius: .5rem; padding: .6rem 1rem; cursor: pointer;
}
button:hover { border-color: var(--accent); }
button.link { background: none; border: none; color: var(--dim); padding: 0; text-decoration: underline; }
kbd { color: var(--dim); font-size: .8em; border: 1px solid var(--line); border-radius: .25rem; padding: 0 .3rem; }
.row { display: flex; gap: .75rem; margin: 1.25rem 0 1rem; flex-wrap: wrap; }
.track { flex: 1 1 12rem; text-align: left; display: flex; flex-direction: column; gap: .2rem; }
.track small { color: var(--dim); }
.opt { display: block; color: var(--dim); font-size: .9rem; }
.code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 2.2rem; letter-spacing: .12em; word-break: break-all;
  margin: 2.5rem 0; user-select: none;
}
.code.small { font-size: 1.1rem; margin: 0; letter-spacing: .1em; }
.timer { font-size: 3rem; text-align: center; margin: 1rem 0; font-variant-numeric: tabular-nums; }
.tapfield { position: relative; height: 11rem; border: 1px solid var(--line); border-radius: .5rem; }
.tap { position: absolute; width: 2.6rem; height: 2.6rem; border-radius: 50%; padding: 0; background: var(--accent); border: none; }
input[type=text] {
  font: inherit; font-family: ui-monospace, Menlo, monospace; width: 100%;
  padding: .7rem .8rem; margin: 1rem 0; background: #1d2027; color: var(--fg);
  border: 1px solid var(--line); border-radius: .5rem;
}
.verdict { font-size: 1.15rem; margin-bottom: 1rem; }
.verdict.ok { color: var(--ok); }
.verdict.bad { color: var(--bad); }
.compare { display: grid; gap: .4rem; margin-bottom: 1rem; }
.compare > div { display: flex; gap: .6rem; align-items: baseline; }
.tag { color: var(--dim); font-size: .8rem; width: 4rem; }
.miss { color: var(--bad); text-decoration: underline; }
.tip { border-left: 2px solid var(--line); padding-left: .8rem; color: var(--dim); }
.stats { margin: 1.5rem 0; color: var(--dim); }
.stats b { color: var(--fg); }
.stats .big { font-size: 1.6rem; color: var(--fg); }
.bar { display: flex; align-items: center; gap: .5rem; margin: .2rem 0; }
.bar span:first-child { width: 7rem; }
.bar i { display: block; height: .55rem; background: var(--accent); border-radius: .3rem; }
.method li { margin-bottom: .5rem; }
footer { display: flex; justify-content: space-between; margin-top: 2.5rem; color: var(--dim); font-size: .85rem; }