:root {
  --bg: #111;
  --fg: #eee;
  --muted: #9a9a9a;
  --line: #2a2a2a;
  --card: #181818;
  --accent: #4ade80;
  --err: #f87171;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

header.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .75rem 1rem;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: var(--bg);
}

.brand { color: var(--fg); font-weight: 700; text-decoration: none; letter-spacing: .02em; }
.brand span { color: var(--accent); }

nav a { color: var(--muted); text-decoration: none; margin-left: 1rem; font-size: .9rem; }
nav a:hover { color: var(--fg); }

form.search { display: flex; gap: .35rem; }
form.search input { padding: .3rem .5rem; font-size: .85rem; width: 11rem; }

main { padding: 1rem; max-width: 640px; margin: 0 auto; }

footer { padding: 2rem 1rem; color: var(--muted); font-size: .8rem; text-align: center; }

h1 { font-size: 1.4rem; margin: .5rem 0 1rem; }
h2 { font-size: 1.1rem; margin: 1.75rem 0 .5rem; }

a { color: var(--accent); }

.muted { color: var(--muted); font-size: .9rem; }
.crumb { font-size: .85rem; margin: 0 0 .5rem; }
.hint { color: var(--accent); font-size: .85rem; }
.out { color: var(--err); }

.banner { padding: .6rem .75rem; border-radius: 6px; border: 1px solid var(--line); background: var(--card); }
.banner.err { border-color: var(--err); color: var(--err); }

ul.grid { list-style: none; padding: 0; display: grid; gap: .5rem; grid-template-columns: 1fr 1fr; }
ul.grid li a, ul.grid li button {
  display: block; width: 100%; text-align: left; padding: .75rem;
  border: 1px solid var(--line); border-radius: 6px; background: var(--card);
  color: var(--fg); text-decoration: none; font: inherit;
}
ul.grid li a small { display: block; color: var(--muted); font-size: .75rem; }

ul.list { list-style: none; padding: 0; }
ul.list li {
  display: flex; align-items: center; justify-content: space-between; gap: .5rem;
  padding: .75rem; border: 1px solid var(--line); border-radius: 6px;
  background: var(--card); margin-bottom: .5rem;
}
ul.list li a { color: var(--fg); text-decoration: none; flex: 1; }
ul.list li small { display: block; color: var(--muted); font-size: .75rem; }

.price { color: var(--accent); font-weight: 600; }
.price.big { font-size: 1.3rem; }

form label { display: block; margin-bottom: .75rem; font-size: .9rem; color: var(--muted); }

input, textarea, button, .btn {
  font: inherit;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--fg);
  padding: .6rem .75rem;
}

input, textarea { width: 100%; margin-top: .25rem; }

button, .btn {
  cursor: pointer;
  background: var(--accent);
  color: #06210f;
  font-weight: 600;
  border-color: var(--accent);
  text-decoration: none;
  display: inline-block;
}

button.ghost, .btn.ghost { background: transparent; color: var(--fg); border-color: var(--line); }
button.mini, .mini {
  padding: .3rem .55rem; font-size: .8rem; font-weight: 500;
  background: transparent; color: var(--fg); border-color: var(--line);
  text-decoration: none; display: inline-block;
}
button.mini:hover, .mini:hover { border-color: var(--accent); color: var(--accent); }

.row { display: flex; flex-wrap: wrap; gap: .5rem; align-items: flex-end; margin: 1rem 0; }
.row label { margin: 0; }
form.inline { display: inline-flex; gap: .35rem; align-items: center; }
form.inline input { width: auto; margin: 0; }

table.cart { width: 100%; border-collapse: collapse; font-size: .9rem; }
table.cart th { text-align: left; color: var(--muted); font-weight: 500; font-size: .75rem; padding-bottom: .35rem; }
table.cart td { padding: .4rem 0; border-top: 1px solid var(--line); vertical-align: middle; }
table.cart input[type=number] { width: 4rem; }

dl.totals { display: grid; grid-template-columns: 1fr auto; gap: .25rem .75rem; margin: 1rem 0; font-size: .9rem; }
dl.totals dt { color: var(--muted); }
dl.totals dd { margin: 0; text-align: right; }
dl.totals .grand { font-size: 1.1rem; font-weight: 700; color: var(--fg); border-top: 1px solid var(--line); padding-top: .4rem; }

pre.card, .card {
  background: var(--card); border: 1px solid var(--line); border-radius: 6px;
  padding: .75rem; white-space: pre-wrap; font-size: .85rem; overflow-x: auto;
}

input.copy { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85rem; }
img.qr { width: 100%; max-width: 260px; background: #fff; padding: .5rem; border-radius: 6px; }

.bookmark { border: 1px solid var(--accent); border-radius: 6px; padding: .75rem; margin: 1.25rem 0; }
.bookmark p { margin: 0 0 .5rem; font-size: .85rem; }

.nps { display: flex; flex-wrap: wrap; gap: .35rem; }
.nps .mini { min-width: 2.2rem; text-align: center; }

details { border: 1px solid var(--line); border-radius: 6px; padding: .5rem .75rem; margin-bottom: 1rem; }
summary { cursor: pointer; font-size: .85rem; color: var(--muted); }

code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85em; }