:root {
  --paper: #f4efe4; --card: #fbf8f1; --ink: #1d1a14; --mut: #6e675a; --line: #e2dacb;
  --green: #0b8a55; --green-ink: #ffffff; --free: #d9e9dd; --paid: #f0dfb8; --warn: #b3261e;
  --display: 'Fraunces', Georgia, serif; --body: 'Inter', system-ui, -apple-system, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --paper: #14130f; --card: #1c1b16; --ink: #efe9dc; --mut: #9d968a; --line: #2f2c25;
    --green: #3dcb8c; --green-ink: #0d1a12; --free: #1f3a2b; --paid: #463a1d; --warn: #ff8a80; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.55 var(--body); }
a { color: var(--green); }
code { font-size: 12px; word-break: break-all; color: var(--mut); }
[hidden] { display: none !important; }

.banner { display: flex; flex-wrap: wrap; gap: 6px 14px; justify-content: center; align-items: center;
  padding: 7px 16px; font-size: 12px; background: var(--ink); color: var(--paper); }
.banner a { color: var(--paper); font-weight: 600; }
.banner code { color: inherit; opacity: .8; font-size: 11px; }

main { max-width: 680px; margin: 0 auto; padding: 28px 16px 64px; }
h1 { font: 700 44px/1 var(--display); letter-spacing: -1px; margin: 0; }
h1 span { color: var(--green); }
h2 { font: 600 22px/1.2 var(--display); margin: 0 0 12px; }
.tag { color: var(--mut); margin: 10px 0 24px; max-width: 34em; }
.fine { color: var(--mut); font-size: 13px; margin: 10px 0 0; }

.player { display: flex; gap: 18px; align-items: center; background: var(--card); border: 1px solid var(--line);
  border-radius: 20px; padding: 18px; }
.play { flex: none; width: 64px; height: 64px; border-radius: 50%; border: 0; background: var(--green); cursor: pointer;
  display: grid; place-items: center; box-shadow: 0 6px 18px -8px var(--green); }
.play svg { width: 26px; height: 26px; fill: var(--green-ink); }
.play .i-pause, .play.on .i-play { display: none; } .play.on .i-pause { display: block; }
.meta { flex: 1; min-width: 0; }
.title { font: 600 22px/1.2 var(--display); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sub { color: var(--mut); font-size: 14px; }
.bar { position: relative; height: 10px; margin: 12px 0 6px; border-radius: 6px; background: var(--line); cursor: pointer; overflow: hidden; }
.bar .free, .bar .paid { position: absolute; top: 0; bottom: 0; }
.bar .free { left: 0; background: var(--free); }
.bar .paid { background: var(--paid); }
.bar .pos { position: absolute; top: 0; bottom: 0; left: 0; background: var(--green); border-radius: 6px; opacity: .85; }
.times { display: flex; justify-content: space-between; font-size: 12px; color: var(--mut); font-variant-numeric: tabular-nums; }
.rate { color: var(--ink); }

.panel { margin: 16px 0 36px; background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 18px; }
.panel p { margin: 0 0 12px; }
.main { display: block; width: 100%; padding: 14px; border: 0; border-radius: 12px; background: var(--green); color: var(--green-ink);
  font: 600 16px var(--body); text-align: center; text-decoration: none; cursor: pointer; }
.main:disabled { opacity: .6; cursor: progress; }
.main.ghost { background: transparent; color: var(--green); border: 1px solid var(--line); margin-top: 8px; }
.qrwrap { display: grid; place-items: center; margin: 4px 0 8px; }
#qr { width: 220px; background: #fff; border-radius: 12px; padding: 6px; }
#qr svg { display: block; width: 100%; height: auto; }
.chips { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 12px; }
.chips button { padding: 12px 6px; border-radius: 12px; border: 1px solid var(--line); background: var(--paper); color: var(--ink);
  font: 600 18px var(--display); cursor: pointer; }
.chips button small { display: block; font: 400 11px var(--body); color: var(--mut); }
.chips button.on { border-color: var(--green); box-shadow: inset 0 0 0 1px var(--green); }
.meter { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.meter div { display: flex; flex-direction: column; }
.meter .k { font-size: 12px; color: var(--mut); }
.meter b { font: 600 20px var(--display); font-variant-numeric: tabular-nums; }
.gauge { height: 6px; border-radius: 4px; background: var(--line); margin: 12px 0 14px; overflow: hidden; }
.gauge div { height: 100%; width: 0; background: var(--green); transition: width .6s ease; }
.error { color: var(--warn); font-size: 14px; margin: 10px 0 0 !important; }
.error:empty { display: none; }

.catalog ul { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.track { display: grid; grid-template-columns: 28px 1fr auto; gap: 0 10px; align-items: center; width: 100%; padding: 12px 2px;
  background: none; border: 0; border-bottom: 1px solid var(--line); color: inherit; font: inherit; text-align: left; cursor: pointer; }
.track .n { color: var(--mut); font-size: 13px; text-align: center; }
.track .t { font-weight: 600; } .track .a { display: block; color: var(--mut); font-size: 13px; font-weight: 400; }
.track .d { color: var(--mut); font-size: 13px; font-variant-numeric: tabular-nums; }
.track.on .t, .track.on .n { color: var(--green); }
.how { margin-top: 36px; }
.how ol { padding-left: 20px; margin: 0; } .how li { margin-bottom: 10px; }

@media (max-width: 480px) {
  h1 { font-size: 36px; }
  .player { padding: 14px; gap: 14px; } .play { width: 56px; height: 56px; }
  .title { font-size: 19px; }
  .meter b { font-size: 17px; }
  .banner .ember code { display: none; }
}
.devinput { width: 100%; padding: 12px; margin: 10px 0 0; border-radius: 10px; border: 1px dashed var(--line); background: var(--paper); color: var(--ink); font: 14px var(--body); }
.panel.nudge { animation: nudge .6s ease 2; border-color: var(--green); }
@keyframes nudge { 50% { transform: translateY(-3px); box-shadow: 0 10px 24px -14px var(--green); } }