:root {
  --paper: #e7e1d4;
  --card: #f6f2ea;
  --ink: #1b1914;
  --muted: #5e584e;
  --line: #d4ccbe;
  --pass: #145c45;
  --pass-bg: #e5f2ec;
  --fail: #8d2f2c;
  --fail-bg: #f8e8e4;
  --bar: #1b1914;
  color-scheme: light;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 400px at 10% -10%, #f8f4ec, transparent 50%),
    var(--paper);
  color: var(--ink);
  font-family: Outfit, sans-serif;
  font-weight: 380;
  letter-spacing: 0.01em;
  overflow-x: clip;
}

.mast {
  display: flex;
  justify-content: space-between;
  gap: 16px 24px;
  align-items: end;
  padding: 18px clamp(16px, 5vw, 88px);
  padding-top: max(18px, env(safe-area-inset-top));
  background: var(--ink);
  color: #f3ecdf;
}

.brand {
  margin: 0;
  font-family: Fraunces, serif;
  font-size: 28px;
  font-weight: 520;
  letter-spacing: -0.03em;
}

.brand-sub, .mast-note {
  margin: 2px 0 0;
  color: #cfc6b6;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.45;
}

.mast-note { max-width: 26ch; }

main {
  padding: 28px clamp(16px, 5vw, 88px) 64px;
  padding-bottom: max(64px, env(safe-area-inset-bottom));
}

h1, h2 {
  font-family: Fraunces, serif;
  font-weight: 520;
  letter-spacing: -0.03em;
}

h1 {
  max-width: 16ch;
  margin: 0 0 12px;
  font-size: clamp(32px, 8vw, 64px);
  line-height: 0.96;
  text-wrap: balance;
}

.intro p { max-width: 68ch; color: var(--muted); font-size: 17px; line-height: 1.5; }

.market {
  margin: 18px 0;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: rgba(255, 252, 247, 0.7);
  font-variant-numeric: tabular-nums;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.actions { display: flex; gap: 10px; flex-wrap: wrap; }

button {
  border: 0;
  background: var(--ink);
  color: #f6f1e7;
  font: inherit;
  font-weight: 520;
  padding: 12px 16px;
  min-height: 44px;
  cursor: pointer;
}

button.ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
button:disabled { opacity: 0.45; cursor: wait; }

.status { min-height: 1.4em; color: var(--fail); }

.packets {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 28px;
}

.packet, .explorer, .replay {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 18px;
}

.packet header, .result-top { display: flex; justify-content: space-between; gap: 12px; align-items: start; }
.packet h2 { margin: 0; font-size: clamp(26px, 4vw, 32px); text-wrap: balance; }
.stamp-slot { flex: none; }
.trade { margin: 4px 0 0; color: var(--muted); }

.stamp {
  border: 2px solid currentColor;
  padding: 6px 8px 4px;
  font-size: 13px;
  font-weight: 640;
  letter-spacing: 0.16em;
  transform: rotate(-6deg);
}
.stamp.pass { color: var(--pass); }
.stamp.fail { color: var(--fail); }

.sheet { margin-top: 16px; }
.sheet h3 {
  margin: 14px 0 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 520;
}
.row { display: grid; grid-template-columns: 1fr 120px; gap: 12px; align-items: center; margin: 6px 0; font-size: 14px; }
.bar { display: block; height: 12px; background: var(--bar); }
.bar.s { width: 46%; }
.bar.m { width: 70%; }
.bar.l { width: 100%; }

.result { margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--line); }
.limit { font-family: Fraunces, serif; font-size: 28px; margin: 0; }
.reasons { color: var(--muted); }
.checks { list-style: none; padding: 0; margin: 10px 0; }
.checks li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 6px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
}
.checks li span { min-width: 0; }
.checks li b { flex: none; white-space: nowrap; }
.yes { color: var(--pass); }
.open { color: var(--muted); }

details { margin-top: 10px; color: var(--muted); }
.draw { display: grid; gap: 8px; margin-top: 12px; }
.draw input {
  font: inherit;
  font-size: 16px;
  padding: 10px;
  border: 1px solid var(--line);
  background: white;
  width: 100%;
  min-height: 44px;
}
.quote {
  background: var(--pass-bg);
  color: var(--pass);
  padding: 10px;
  font-variant-numeric: tabular-nums;
}
.refusal {
  background: var(--fail-bg);
  color: var(--fail);
  padding: 10px;
}

.explorer, .replay { margin-top: 18px; }
.explorer-head p { color: var(--muted); max-width: 70ch; }
.record {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 4px 16px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  font-variant-numeric: tabular-nums;
}
.record b { font-weight: 520; }
.k { color: var(--muted); }
.hash { overflow-wrap: anywhere; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }

#replay { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px 8px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); font-weight: 520; }
.pass-word { color: var(--pass); }
.fail-word { color: var(--fail); }

code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.92em; }

@media (max-width: 960px) {
  .packets { grid-template-columns: 1fr; }
  .mast { flex-direction: column; align-items: start; }
  .mast-note { max-width: none; }
  .record { grid-template-columns: minmax(108px, 38%) minmax(0, 1fr); }
}

@media (max-width: 720px) {
  h1 { font-size: 34px; }
  .intro p { font-size: 16px; }
  .actions { display: grid; }
  .row { grid-template-columns: minmax(0, 1fr) 88px; gap: 8px; }
  .record { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .record .k { margin-top: 8px; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }

  #replay table,
  #replay thead,
  #replay tbody,
  #replay tr,
  #replay td { display: block; width: auto; }
  #replay thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }
  #replay tr {
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
  }
  #replay td { border: 0; padding: 2px 0; }
  #replay td:nth-child(2) { font-weight: 520; }
  #replay td:nth-child(3)::before,
  #replay td:nth-child(4)::before {
    content: attr(data-label);
    display: block;
    color: var(--muted);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
}