:root {
  --bg: #0b0f17;
  --card: #1b222c;
  --raised: #252e3a;
  --line: #2c3644;
  --fg: #e8edf3;
  --muted: #9aa7b6;
  --accent: #8ee6b4;
  --fill: #1f7a50;
  --bad: #ff6b6b;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font:
    15px/1.6 system-ui,
    -apple-system,
    'Segoe UI',
    Roboto,
    sans-serif;
}
a {
  color: var(--accent);
}
.wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 16px 60px;
}
header.top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}
header.top h1 {
  margin: 0;
  font-size: 22px;
}
header.top .home {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}
.card {
  background: var(--card);
  border-radius: 12px;
  padding: 20px 22px;
  margin-bottom: 16px;
}
.card h2 {
  margin: 0 0 10px;
  font-size: 17px;
}
.muted {
  color: var(--muted);
}
.text p,
.text li {
  color: var(--muted);
}
.text strong {
  color: var(--fg);
}
.text ul {
  padding-left: 20px;
}
.games {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 10px;
  padding: 0;
  list-style: none;
}
.games a {
  display: block;
  background: var(--raised);
  border-radius: 10px;
  padding: 14px 16px;
  color: var(--fg);
  text-decoration: none;
  font-weight: 700;
}
.games a:hover {
  outline: 2px solid var(--accent);
}
nav.switch {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
nav.switch a {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--card);
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
}
nav.switch a.on {
  background: var(--fill);
  color: #fff;
}
form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
form .full {
  grid-column: 1/-1;
}
label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 5px;
}
input,
select {
  width: 100%;
  height: 42px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--fg);
  padding: 0 12px;
  font: inherit;
}
input.mono {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 13px;
}
input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
}
.btns {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}
button {
  height: 40px;
  border-radius: 999px;
  border: 2px solid var(--accent);
  background: var(--fill);
  color: #fff;
  font-weight: 700;
  padding: 0 20px;
  cursor: pointer;
}
button.ghost {
  background: var(--raised);
  border-color: transparent;
  color: var(--fg);
}
.hash {
  margin-top: 16px;
  background: var(--bg);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 12px;
  word-break: break-all;
}
.hash code {
  font-family: ui-monospace, Consolas, monospace;
  color: var(--fg);
}
.ok {
  color: var(--accent);
  font-weight: 700;
}
.no {
  color: var(--bad);
  font-weight: 700;
}
.result h3 {
  font-size: 13px;
  color: var(--muted);
  margin: 16px 0 8px;
}
dl.rows {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 16px;
  background: var(--bg);
  border-radius: 8px;
  padding: 12px 14px;
  margin: 0;
}
dl.rows dt {
  color: var(--muted);
}
dl.rows dd {
  margin: 0;
  text-align: right;
  font-weight: 700;
  word-break: break-word;
}
.tone-good {
  color: var(--accent);
}
.tone-bad {
  color: var(--bad);
}
.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cards span {
  background: #fff;
  color: #111;
  border-radius: 6px;
  min-width: 40px;
  height: 48px;
  display: grid;
  place-items: center;
  font-weight: 800;
  padding: 0 8px;
}
.cards span.red {
  color: #d6213b;
}
.balls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.balls span {
  background: var(--raised);
  border-radius: 999px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 14px;
}
.grid {
  display: grid;
  gap: 6px;
  max-width: 460px;
}
.grid span {
  background: var(--bg);
  border-radius: 6px;
  height: 40px;
  display: grid;
  place-items: center;
  font-weight: 700;
}
.empty {
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 20px;
  text-align: center;
  color: var(--muted);
}
footer {
  margin-top: 30px;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
}
@media (max-width: 600px) {
  form {
    grid-template-columns: 1fr;
  }
}