:root {
  --bg: #f6f5f2;
  --panel: #ffffff;
  --ink: #1c1b18;
  --ink-soft: #6b675f;
  --line: #e2ded6;
  --accent: #2f5d3a;
  --green: #2f7d4f;
  --green-bg: #e4f2e8;
  --yellow: #9a7412;
  --yellow-bg: #fbf1d8;
  --red: #a83232;
  --red-bg: #fae4e2;
  --radius: 12px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand { font-weight: 650; letter-spacing: -0.01em; color: var(--ink); }
.brand span { color: var(--ink-soft); margin: 0 4px; }
.top nav { display: flex; gap: 18px; flex-wrap: wrap; }
.top nav a { font-size: 15px; }
.muted { color: var(--ink-soft); }

main { max-width: 1180px; margin: 0 auto; padding: 28px 24px 80px; }

h1 { font-size: 28px; line-height: 1.2; letter-spacing: -0.02em; margin: 0 0 6px; }
h2 { font-size: 20px; letter-spacing: -0.01em; margin: 32px 0 12px; }
h3 { font-size: 16px; margin: 0 0 8px; }
p { margin: 0 0 12px; }

.sub { color: var(--ink-soft); margin-bottom: 24px; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.grid { display: grid; gap: 16px; }
@media (min-width: 760px) { .grid.two { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) { .grid.three { grid-template-columns: repeat(3, 1fr); } }

label { display: block; font-size: 14px; font-weight: 550; margin-bottom: 6px; }
.hint { font-size: 13px; color: var(--ink-soft); margin: 4px 0 0; }

input[type=text], input[type=number], input[type=password], input[type=url], select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 15px;
}
textarea { min-height: 96px; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: 2px solid rgba(47, 93, 58, 0.35);
  outline-offset: 1px;
  border-color: var(--accent);
}
.field { margin-bottom: 16px; }
.check { display: flex; align-items: flex-start; gap: 9px; font-size: 15px; margin-bottom: 10px; }
.check input { margin-top: 3px; }
.check label { margin: 0; font-weight: 450; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  font: inherit;
  font-size: 15px;
  font-weight: 550;
  cursor: pointer;
}
.btn:hover { text-decoration: none; opacity: 0.92; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.small { padding: 6px 12px; font-size: 14px; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 550;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  background: #fff;
}
.tag.green { color: var(--green); background: var(--green-bg); border-color: transparent; }
.tag.yellow { color: var(--yellow); background: var(--yellow-bg); border-color: transparent; }
.tag.red { color: var(--red); background: var(--red-bg); border-color: transparent; }

.dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
.dot.green { background: var(--green); }
.dot.yellow { background: #d9a825; }
.dot.red { background: var(--red); }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-size: 13px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-soft); font-weight: 600; }
tr:last-child td { border-bottom: none; }
tr.stopped td { opacity: 0.5; }
tr.below td { background: #faf9f7; }
.score { font-variant-numeric: tabular-nums; font-weight: 650; }
.score.plus { color: var(--green); }
.score.minus { color: var(--red); }

.cutline td {
  border-top: 2px dashed var(--red);
  padding: 0;
  height: 0;
}

.block-row {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.block-row:last-child { border-bottom: none; }
.block-row .bar { width: 4px; align-self: stretch; border-radius: 2px; flex: none; }
.block-row.green .bar { background: var(--green); }
.block-row.yellow .bar { background: #d9a825; }
.block-row.red .bar { background: var(--red); }
.block-row .body { flex: 1; min-width: 0; }
.block-row .answer { white-space: pre-wrap; margin-top: 8px; font-size: 15px; color: var(--ink); background: #faf9f7; border-radius: 8px; padding: 10px 12px; }

pre.copy {
  white-space: pre-wrap;
  word-break: break-word;
  background: #faf9f7;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  font: 14px/1.6 ui-monospace, SFMono-Regular, Menlo, monospace;
  margin: 0 0 12px;
  max-height: 420px;
  overflow: auto;
}

.banner { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 15px; }
.banner.ok { background: var(--green-bg); color: var(--green); }
.banner.err { background: var(--red-bg); color: var(--red); }

.kv { display: grid; grid-template-columns: minmax(140px, auto) 1fr; gap: 8px 20px; font-size: 15px; }
.kv dt { color: var(--ink-soft); }
.kv dd { margin: 0; word-break: break-word; }

.login { max-width: 360px; margin: 12vh auto; }

.stack { display: flex; flex-direction: column; gap: 4px; }
.nowrap { white-space: nowrap; }
.wrap { white-space: normal; }

@media (max-width: 640px) {
  main { padding: 20px 16px 60px; }
  h1 { font-size: 23px; }
  .top { padding: 12px 16px; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161513;
    --panel: #1e1d1a;
    --ink: #ece9e3;
    --ink-soft: #a09a90;
    --line: #33312c;
    --accent: #7db38c;
    --green: #6fbf8b;
    --green-bg: #1f3327;
    --yellow: #d9b055;
    --yellow-bg: #332c16;
    --red: #e08a83;
    --red-bg: #3a201f;
  }
  input[type=text], input[type=number], input[type=password], input[type=url], select, textarea {
    background: #14130f;
    color: var(--ink);
  }
  .btn { color: #12140f; }
  pre.copy, .block-row .answer, tr.below td { background: #191814; }
}