:root {
  --bg: #0d0f14;
  --surface: #161a22;
  --surface-2: #1e2430;
  --fg: #eceef2;
  --muted: #9aa3b2;
  --border: #2a3140;
  --accent: #f2c14e;
  --accent-2: #ffd873;
  --good: #62d394;
  --bad: #ef6b73;
  --c1: #f2c14e; --c2: #6fb1fc; --c3: #f78fb3; --c4: #62d394; --c5: #b592f7;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(1200px 600px at 50% -10%, #1b2130 0%, var(--bg) 60%) no-repeat, var(--bg);
  color: var(--fg);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5rem; }
h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.05rem; }
a { color: var(--accent); }
code { background: var(--surface-2); padding: .1rem .35rem; border-radius: 5px; font-size: .9em; }

.top { text-align: center; padding: 1.6rem 1rem .4rem; }
.brand { font-weight: 800; font-size: 1.5rem; letter-spacing: -.02em; color: var(--fg); text-decoration: none; }
.brand span { color: var(--accent); }
.tagline { color: var(--muted); margin: .3rem 0 0; font-size: .95rem; }

main { max-width: 820px; margin: 0 auto; padding: 1rem 1rem 3rem; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  margin-bottom: 1rem;
  box-shadow: 0 12px 30px rgba(0,0,0,.25);
}
.hero { text-align: center; padding: 2.2rem 1.4rem; }
.hero p { color: var(--muted); max-width: 46ch; margin: .6rem auto 1.4rem; }
.hint { color: var(--muted); font-size: .88rem; }
.feature-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature-row .card { margin: 0; }
.feature-row h3 { color: var(--accent); }

.btn {
  appearance: none; border: 1px solid var(--border); background: var(--surface-2); color: var(--fg);
  padding: .6rem 1.05rem; border-radius: 10px; font-size: .95rem; font-weight: 600; cursor: pointer;
  text-decoration: none; display: inline-flex; align-items: center; gap: .4rem; transition: transform .05s, filter .15s;
}
.btn:hover { filter: brightness(1.12); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #1a1400; }
.btn.ghost { background: transparent; }
.btn.big { font-size: 1.05rem; padding: .8rem 1.5rem; }
.btn:focus-visible, input:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.row { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; margin: .4rem 0; }
.row.between { justify-content: space-between; }
.row.end { justify-content: flex-end; }
.add-row { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin: 1rem 0; padding-top: 1rem; border-top: 1px dashed var(--border); color: var(--muted); font-size: .9rem; }

.pill { font-size: .78rem; font-weight: 700; padding: .25rem .7rem; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--border); }
.pill.live { background: rgba(98,211,148,.15); color: var(--good); border-color: rgba(98,211,148,.4); }

.field { display: block; margin: .8rem 0; color: var(--muted); font-size: .9rem; }
.field input, input[type="text"], input[type="number"], .opt-text, .prompt, .answer, .aliases, .tolerance, .points, #share-url {
  width: 100%; margin-top: .3rem; padding: .6rem .7rem; border: 1px solid var(--border); border-radius: 9px;
  background: var(--bg); color: var(--fg); font: inherit; font-size: .95rem;
}
.status { min-height: 1.4rem; margin: .6rem 0 0; color: var(--muted); font-size: .9rem; }
.status.error { color: var(--bad); }
.status.ok { color: var(--good); }

.questions, .answers { display: flex; flex-direction: column; gap: 1rem; }
.question {
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 1rem;
  position: relative;
}
.question .qhead { display: flex; justify-content: space-between; align-items: center; margin-bottom: .6rem; }
.qbadge { font-size: .72rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; color: var(--accent); }
.qfoot { display: flex; flex-wrap: wrap; gap: .6rem; align-items: flex-end; margin-top: .8rem; padding-top: .8rem; border-top: 1px dashed var(--border); }
.qfoot label { font-size: .8rem; color: var(--muted); }
.qfoot .points { width: 80px; }
.remove-q { margin-left: auto; }

.option-row, .play-option { display: flex; gap: .55rem; align-items: center; margin: .4rem 0; }
.correct-radio { width: 18px; height: 18px; accent-color: var(--accent); flex: 0 0 auto; }
.opt-text { flex: 1; }
.mini { padding: .35rem .6rem; font-size: .85rem; }
.correct-hint { font-size: .78rem; color: var(--muted); margin: .2rem 0 .5rem; }

.play-option input { width: 18px; height: 18px; accent-color: var(--accent); }
.play-prompt { font-weight: 600; margin: 0 0 .6rem; }
.play-q { background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 1rem; }
.play-q .pts { color: var(--muted); font-size: .8rem; font-weight: 400; }

.share { border-color: rgba(242,193,78,.5); }
.copy-row { display: flex; gap: .5rem; margin: .8rem 0; }
.copy-row #share-url { flex: 1; }
.share .row { margin-top: .3rem; }

.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: .7rem; margin: 1.2rem 0; }
.tile { background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: .9rem; text-align: center; }
.tile .num { font-size: 1.6rem; font-weight: 800; color: var(--accent); }
.tile .lbl { font-size: .76rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }

.podium { display: flex; justify-content: center; align-items: flex-end; gap: .6rem; margin: 1rem 0 1.4rem; }
.pod { background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px 12px 0 0; padding: .8rem; text-align: center; flex: 1; max-width: 200px; }
.pod .place { font-size: 1.6rem; }
.pod .name { font-weight: 700; margin: .3rem 0; word-break: break-word; }
.pod .score { color: var(--accent); font-weight: 800; }
.pod.first { border-color: var(--accent); order: 2; padding-bottom: 1.6rem; }
.pod.second { order: 1; }
.pod.third { order: 3; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; margin: .4rem 0 1.2rem; }
th, td { text-align: left; padding: .55rem .6rem; border-bottom: 1px solid var(--border); font-size: .92rem; }
th { color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
td.rank { font-weight: 800; color: var(--accent); width: 2.5rem; }
.you { background: rgba(242,193,78,.08); }

.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.chart h3 { margin-top: .4rem; }
.bars { display: flex; align-items: flex-end; gap: .5rem; height: 150px; margin-top: .8rem; }
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; }
.bar { width: 100%; max-width: 46px; background: linear-gradient(var(--c1), #c99a2e); border-radius: 6px 6px 0 0; min-height: 2px; transition: height .4s; }
.bar .v { color: var(--fg); font-size: .8rem; text-align: center; }
.bar-col .cap { font-size: .68rem; color: var(--muted); margin-top: .3rem; white-space: nowrap; }

.diff-item { margin: .7rem 0; }
.diff-item .dhead { display: flex; justify-content: space-between; font-size: .85rem; margin-bottom: .25rem; }
.diff-item .dhead .pct { color: var(--muted); font-variant-numeric: tabular-nums; }
.track { height: 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 999px; overflow: hidden; }
.fill { height: 100%; border-radius: 999px; }
.diff-item .ans { font-size: .78rem; color: var(--muted); margin-top: .2rem; }
.diff-item .ans b { color: var(--good); font-weight: 600; }

.empty { text-align: center; padding: 1.5rem; color: var(--muted); }
.loading { text-align: center; color: var(--muted); padding: 3rem 1rem; font-size: .95rem; }
.foot { text-align: center; color: var(--muted); font-size: .8rem; padding: 1rem; }

@media (max-width: 640px) {
  .feature-row, .charts { grid-template-columns: 1fr; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .card { padding: 1.1rem; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}