/* MouseTally — paper ledger theme */
:root {
  --paper: #f5efe2;
  --paper-deep: #ece3cf;
  --card: #fffdf7;
  --ink: #1d2742;
  --ink-soft: #4a5470;
  --ink-faint: #8a8f9f;
  --rule: #d9cdb2;
  --rule-strong: #b9a984;
  --tomato: #d9452b;
  --tomato-soft: #f7d9cf;
  --moss: #3d7a4f;
  --grid: rgba(29, 39, 66, 0.055);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --side-w: 264px;
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px;
  color: var(--ink);
  font: 16px/1.65 var(--sans);
}

a { color: inherit; }
img, svg { display: block; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.15; margin: 0; letter-spacing: -0.01em; }
p { margin: 0; }
button { font: inherit; color: inherit; }

.skip {
  position: absolute; left: -999px; top: 8px;
  background: var(--ink); color: var(--paper); padding: 8px 12px; z-index: 50;
}
.skip:focus { left: 8px; }

/* ---------- frame ---------- */
.frame { display: grid; grid-template-columns: var(--side-w) minmax(0, 1fr); min-height: 100vh; }

.side {
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  border-right: 2px solid var(--ink);
  background: var(--card);
  padding: 28px 22px;
  display: flex; flex-direction: column; gap: 26px;
}

.mark { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.mark-glyph {
  width: 40px; height: 40px; flex: none;
  border: 2px solid var(--ink); border-radius: 50%;
  display: grid; place-items: center;
  background: var(--tomato); color: var(--card);
}
.mark-word { font-family: var(--serif); font-size: 1.35rem; font-weight: 700; }
.mark-word em { font-style: italic; color: var(--tomato); }

.side-label {
  font: 600 0.7rem/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-faint); margin-bottom: 10px;
}

.index-list { list-style: none; margin: 0; padding: 0; counter-reset: idx; }
.index-list li { counter-increment: idx; }
.index-list a {
  display: flex; align-items: baseline; gap: 10px;
  padding: 7px 8px; margin: 0 -8px;
  text-decoration: none; font-size: 0.94rem; border-radius: 4px;
}
.index-list a::before {
  content: counter(idx, decimal-leading-zero);
  font: 0.72rem var(--mono); color: var(--ink-faint);
}
.index-list a:hover { background: var(--paper); }
.index-list a[aria-current="page"] { background: var(--ink); color: var(--card); }
.index-list a[aria-current="page"]::before { color: var(--tomato-soft); }

.side-foot { margin-top: auto; font-size: 0.8rem; color: var(--ink-faint); }
.side-foot a { display: inline-block; margin-right: 10px; }

/* mobile bar */
.topbar { display: none; }

/* ---------- content ---------- */
.sheet { padding: 40px clamp(20px, 4vw, 64px) 0; max-width: 1120px; width: 100%; }

.crumbs { font: 0.78rem var(--mono); color: var(--ink-faint); margin-bottom: 18px; }
.crumbs a { color: var(--ink-soft); }

.kicker {
  display: inline-block; font: 600 0.72rem/1 var(--mono);
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--tomato); margin-bottom: 12px;
}

.headline { font-size: clamp(2.1rem, 4.6vw, 3.4rem); max-width: 16ch; }
.headline em { color: var(--tomato); }
.standfirst { font-size: 1.12rem; color: var(--ink-soft); max-width: 60ch; margin-top: 14px; }

.block { margin-top: 56px; }
.block-title { display: flex; align-items: baseline; gap: 14px; border-bottom: 2px solid var(--ink); padding-bottom: 8px; margin-bottom: 22px; }
.block-title h2 { font-size: 1.6rem; }
.block-title span { font: 0.75rem var(--mono); color: var(--ink-faint); margin-left: auto; }

/* ---------- home masthead ---------- */
.masthead { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 40px; align-items: center; }
.masthead-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 18px; border: 2px solid var(--ink);
  background: var(--ink); color: var(--card);
  text-decoration: none; font-weight: 600; font-size: 0.95rem;
  box-shadow: 4px 4px 0 var(--tomato); cursor: pointer;
  transition: transform 0.12s, box-shadow 0.12s;
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 5px 5px 0 var(--tomato); }
.btn.alt { background: transparent; color: var(--ink); box-shadow: none; }
.btn.alt:hover { background: var(--card); }

/* ---------- ledger rows (tool directory) ---------- */
.ledger { border-top: 1px solid var(--rule); }
.ledger-row {
  display: grid; grid-template-columns: 56px 44px minmax(0, 1fr) auto;
  gap: 16px; align-items: center;
  padding: 16px 4px; border-bottom: 1px solid var(--rule);
  text-decoration: none;
}
.ledger-row:hover { background: var(--card); }
.ledger-no { font: 1.4rem var(--serif); color: var(--rule-strong); font-style: italic; }
.ledger-ico { width: 44px; height: 44px; border: 1.5px solid var(--ink); border-radius: 50%; display: grid; place-items: center; background: var(--card); }
.ledger-row:hover .ledger-ico { background: var(--tomato); color: var(--card); border-color: var(--tomato); }
.ledger-row h3 { font-size: 1.18rem; }
.ledger-row p { font-size: 0.92rem; color: var(--ink-soft); }
.ledger-unit { font: 600 0.78rem var(--mono); padding: 4px 8px; border: 1px dashed var(--rule-strong); color: var(--ink-soft); }

/* ---------- columns / notes ---------- */
.columns { columns: 2 300px; column-gap: 40px; column-rule: 1px solid var(--rule); }
.columns section { break-inside: avoid; margin-bottom: 26px; }
.columns h3 { font-size: 1.15rem; margin-bottom: 6px; }
.columns p { color: var(--ink-soft); }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border: 2px solid var(--ink); background: var(--card); }
.steps li { padding: 22px; border-right: 1px solid var(--rule); }
.steps li:last-child { border-right: 0; }
.steps b { display: block; font: 2.2rem var(--serif); color: var(--tomato); font-style: italic; line-height: 1; margin-bottom: 10px; }
.steps h3 { font-size: 1.08rem; margin-bottom: 6px; }
.steps p { font-size: 0.93rem; color: var(--ink-soft); }

.qa dt { font-family: var(--serif); font-weight: 600; font-size: 1.1rem; padding-top: 16px; }
.qa dd { margin: 4px 0 0; padding-bottom: 16px; border-bottom: 1px dotted var(--rule-strong); color: var(--ink-soft); }

/* ---------- tester ---------- */
.bench { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 28px; align-items: start; }

.bench-main {
  background: var(--card); border: 2px solid var(--ink);
  padding: 26px; margin: 0 10px 10px 0;
  box-shadow: 10px 10px 0 var(--tomato-soft), 10px 10px 0 2px var(--ink);
}

.timer-pick { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 18px; }
.timer-pick > span { font: 600 0.72rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); margin-right: 6px; }
.timer-pick button {
  min-width: 46px; padding: 6px 10px; cursor: pointer;
  border: 1.5px solid var(--rule-strong); background: transparent;
  font: 600 0.85rem var(--mono); border-radius: 999px;
}
.timer-pick button:hover { border-color: var(--ink); }
.timer-pick button[aria-pressed="true"] { background: var(--ink); color: var(--card); border-color: var(--ink); }
.timer-pick button:disabled { opacity: 0.45; cursor: not-allowed; }

.dial-wrap { display: grid; place-items: center; padding: 6px 0 10px; }
.dial {
  position: relative; width: min(100%, 360px); aspect-ratio: 1;
  border-radius: 50%; cursor: pointer; user-select: none; -webkit-user-select: none;
  touch-action: none; outline: none;
  background: radial-gradient(circle at 50% 45%, #fff 0 55%, var(--paper) 56% 100%);
  border: 2px solid var(--ink);
  transition: transform 0.06s;
}
.dial:focus-visible { box-shadow: 0 0 0 4px var(--tomato-soft), 0 0 0 6px var(--tomato); }
.dial.tap { transform: scale(0.975); }
.dial.tap .dial-face { background: var(--tomato-soft); }
.dial svg.ring { position: absolute; inset: 0; width: 100%; height: 100%; transform: rotate(-90deg); pointer-events: none; }
.ring-track { fill: none; stroke: var(--paper-deep); stroke-width: 7; }
.ring-fill { fill: none; stroke: var(--tomato); stroke-width: 7; stroke-linecap: round; transition: stroke 0.2s; }
.ring-ticks { fill: none; stroke: var(--rule-strong); stroke-width: 2; }
.dial.done .ring-fill { stroke: var(--moss); }

.dial-face {
  position: absolute; inset: 16%; border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; gap: 4px; pointer-events: none;
  border: 1px dashed var(--rule-strong); transition: background 0.08s;
}
.dial-count { font: 700 clamp(2.8rem, 9vw, 4.4rem)/1 var(--mono); font-variant-numeric: tabular-nums; }
.dial-say { font-family: var(--serif); font-size: 1.05rem; font-style: italic; color: var(--ink-soft); padding: 0 12px; }
.dial-hint { font: 0.7rem var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-faint); }

.readout { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 2px solid var(--ink); margin-top: 14px; }
.readout div { padding: 12px 10px 2px; text-align: center; border-right: 1px solid var(--rule); }
.readout div:last-child { border-right: 0; }
.readout dt { font: 600 0.68rem var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-faint); }
.readout dd { margin: 2px 0 0; font: 700 1.5rem var(--mono); font-variant-numeric: tabular-nums; }

.verdict {
  margin-top: 16px; padding: 14px 16px; border-left: 4px solid var(--moss);
  background: #eef4ec; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px;
}
.verdict[hidden] { display: none; }
.verdict strong { font-family: var(--serif); font-size: 1.15rem; }
.verdict span { color: var(--ink-soft); font-size: 0.92rem; }
.verdict .btn { margin-left: auto; padding: 7px 14px; font-size: 0.85rem; box-shadow: 3px 3px 0 var(--tomato); }

/* tally sheet */
.tally { background: var(--card); border: 1.5px solid var(--ink); padding: 18px; }
.tally h2 { font-size: 1.2rem; display: flex; align-items: center; justify-content: space-between; }
.tally-best { margin: 12px 0; padding: 10px 12px; background: var(--paper); border: 1px dashed var(--rule-strong); }
.tally-best small { display: block; font: 600 0.66rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); }
.tally-best b { font: 700 1.6rem var(--mono); }
.spark { width: 100%; height: 54px; margin-bottom: 8px; }
.spark path { fill: none; stroke: var(--tomato); stroke-width: 2; }
.spark circle { fill: var(--ink); }
.tally ol { list-style: none; margin: 0; padding: 0; font-size: 0.86rem; }
.tally li { display: grid; grid-template-columns: auto 1fr auto; gap: 8px; padding: 6px 0; border-bottom: 1px dotted var(--rule-strong); }
.tally li b { font-family: var(--mono); }
.tally li span { color: var(--ink-faint); font-family: var(--mono); font-size: 0.78rem; }
.tally-empty { color: var(--ink-faint); font-style: italic; font-size: 0.9rem; margin-top: 10px; }
.link-btn { background: none; border: 0; padding: 0; font: 600 0.75rem var(--mono); color: var(--tomato); text-decoration: underline; cursor: pointer; }

/* rank scale */
.scale { display: grid; gap: 8px; }
.scale-row { display: grid; grid-template-columns: 120px minmax(0, 1fr) 110px; gap: 14px; align-items: center; font-size: 0.93rem; }
.scale-row b { font-family: var(--serif); font-size: 1.05rem; }
.scale-bar { height: 14px; background: var(--paper-deep); border: 1px solid var(--rule-strong); position: relative; }
.scale-bar i { position: absolute; inset: 0 auto 0 0; background: var(--ink); }
.scale-row:nth-child(1) .scale-bar i { background: var(--tomato); }
.scale-row code { font: 0.82rem var(--mono); color: var(--ink-soft); text-align: right; }

/* chips grid of other tests */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chips a {
  display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px 8px 10px;
  border: 1.5px solid var(--ink); border-radius: 999px; background: var(--card);
  text-decoration: none; font-size: 0.9rem; font-weight: 500;
}
.chips a:hover { background: var(--ink); color: var(--card); }

/* prose pages */
.prose { max-width: 68ch; }
.prose h2 { font-size: 1.45rem; margin: 34px 0 10px; }
.prose p, .prose li { color: var(--ink-soft); }
.prose p + p { margin-top: 12px; }
.prose ul { padding-left: 20px; }
.prose .updated { font: 0.8rem var(--mono); color: var(--ink-faint); margin-top: 10px; }

/* footer */
.colophon {
  margin-top: 72px; padding: 26px 0 34px; border-top: 2px solid var(--ink);
  display: flex; flex-wrap: wrap; gap: 12px 28px; align-items: baseline;
  font-size: 0.85rem; color: var(--ink-soft);
}
.colophon nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.colophon p { margin-left: auto; font-family: var(--mono); font-size: 0.75rem; color: var(--ink-faint); }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .bench { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 880px) {
  .frame { grid-template-columns: minmax(0, 1fr); }
  .side {
    position: fixed; inset: 0 auto 0 0; width: min(84vw, 300px); z-index: 40;
    transform: translateX(-102%); transition: transform 0.22s ease;
    box-shadow: 8px 0 0 rgba(29, 39, 66, 0.12);
  }
  body.drawer .side { transform: none; }
  body.drawer::after { content: ""; position: fixed; inset: 0; background: rgba(29, 39, 66, 0.35); z-index: 30; }
  .topbar {
    display: flex; align-items: center; justify-content: space-between;
    position: sticky; top: 0; z-index: 20; padding: 10px 16px;
    background: var(--card); border-bottom: 2px solid var(--ink);
  }
  .topbar .mark-glyph { width: 32px; height: 32px; }
  .topbar .mark-word { font-size: 1.15rem; }
  .drawer-btn { border: 1.5px solid var(--ink); background: transparent; padding: 6px 12px; font: 600 0.8rem var(--mono); cursor: pointer; }
  .sheet { padding: 26px 16px 0; }
  .masthead { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .steps li { border-right: 0; border-bottom: 1px solid var(--rule); }
  .steps li:last-child { border-bottom: 0; }
  .ledger-row { grid-template-columns: 40px minmax(0, 1fr) auto; }
  .ledger-no { display: none; }
  .scale-row { grid-template-columns: 90px minmax(0, 1fr) 84px; gap: 8px; }
  .bench-main { padding: 18px 14px; }
  .bench-main { box-shadow: 6px 6px 0 var(--tomato-soft), 6px 6px 0 2px var(--ink); margin: 0 6px 6px 0; }
  .colophon p { margin-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}