body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #f6f7f4;
  color: #16201a;
}
main { max-width: 860px; margin: 0 auto; padding: 2rem 1.25rem; }
.back { display: inline-block; font-size: .85rem; color: #5d6b62; text-decoration: none; margin-bottom: 1rem; }
.back:hover { color: #0f7a4a; }
h1 { margin: 0 0 .25rem; }
h2 { margin: 2rem 0 .75rem; }
.lead { font-size: 1.15rem; margin-top: 0; }

.how { background: #fff; border-radius: 12px; padding: 1rem 1.25rem; }
.how p { margin: 0 0 .5rem; }
.how ul { margin: 0; padding-left: 1.2rem; line-height: 1.7; }

.filters { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-top: 1.5rem; }
.filters label { display: flex; flex-direction: column; gap: .4rem; font-size: .9rem; }
select { font: inherit; padding: .45rem; border-radius: 8px; border: 1px solid #ccd3cc; background: #fff; }
input[type=range] { accent-color: #0f7a4a; }

#list { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
#list li { background: #fff; border-radius: 12px; padding: .9rem 1.1rem; display: flex; gap: 1rem; align-items: center; }
.num { font-weight: 700; color: #8a948d; width: 1.5rem; }
.info { flex: 1; }
.info b { font-size: 1.05rem; }
.info small { display: block; color: #5d6b62; margin-top: .15rem; }
.why { font-size: .88rem; margin-top: .35rem; color: #0f7a4a; }
.score { font-size: 1.6rem; font-weight: 700; color: #0f7a4a; }
.empty { color: #5d6b62; justify-content: center; }

footer { text-align: center; color: #8a948d; font-size: .8rem; padding: 1rem 0 2rem; }

:root { --output: #2563eb; --cheap: #0f9d62; --young: #e08a00; --plays: #8b5cf6; }
.hint { color: #5d6b62; font-size: .9rem; margin-top: 0; }
.chart { position: relative; background: #fff; border-radius: 12px; padding: .5rem; }
#chart { width: 100%; height: auto; display: block; }
#chart text { font-family: inherit; }
#chart .dot { cursor: pointer; }
#chart .dot:hover { stroke: #16201a; stroke-width: 2; }
.tip { position: absolute; pointer-events: none; background: #16201a; color: #fff; font-size: .8rem; padding: .45rem .65rem; border-radius: 8px; opacity: 0; white-space: nowrap; transition: opacity .1s; }
.legend { display: flex; gap: 1rem; flex-wrap: wrap; font-size: .82rem; color: #5d6b62; margin-bottom: .6rem; }
.legend i { display: inline-block; width: .7rem; height: .7rem; border-radius: 3px; margin-right: .3rem; vertical-align: -1px; }
.bar { display: flex; height: 7px; border-radius: 4px; overflow: hidden; background: #eef1ec; margin-top: .5rem; }
.bar span { height: 100%; transition: width .3s; }
.bar span + span { box-shadow: inset 2px 0 0 #fff; }