:root {
  --paper: #f6f4ef;
  --ink: #1d1c1a;
  --muted: #66625b;
  --rule: #d9d4ca;
  --accent: #8a3b1f;
  --ph-bg: #fbe9a6;
  --ph-ink: #5a4400;
  --serif: Charter, "Bitstream Charter", "Sitka Text", Cambria, Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #161513;
    --ink: #ebe7df;
    --muted: #a39e94;
    --rule: #34312c;
    --accent: #e3a17f;
    --ph-bg: #4a3d12;
    --ph-ink: #f6e2a0;
  }
}
:root[data-theme="dark"] {
  --paper: #161513;
  --ink: #ebe7df;
  --muted: #a39e94;
  --rule: #34312c;
  --accent: #e3a17f;
  --ph-bg: #4a3d12;
  --ph-ink: #f6e2a0;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 1.125rem/1.62 var(--serif);
  font-kerning: normal;
}
.wrap { max-width: 38rem; margin: 0 auto; padding: 0 16px; }

header.top {
  font: 0.875rem/1.4 var(--sans);
  color: var(--muted);
  padding: 2rem 0 0;
  display: flex; flex-wrap: wrap; gap: 0.25rem 0.75rem;
}
header.top strong { color: var(--ink); font-weight: 600; }

h1 {
  font-size: clamp(2rem, 6vw, 2.75rem);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 3.5rem 0 1.25rem;
}
h2 {
  font: 600 0.8125rem/1.3 var(--sans);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 1.25rem;
}
section { border-top: 1px solid var(--rule); padding: 2.5rem 0; }
p { margin: 0 0 1rem; }
.lead { font-size: 1.25rem; line-height: 1.55; }

a { color: var(--accent); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

.actions {
  display: flex; flex-wrap: wrap; gap: 0.75rem 1.5rem;
  margin: 2rem 0 3.5rem;
  font: 600 1rem/1.3 var(--sans);
}
.actions a {
  display: inline-block;
  padding: 0.7rem 1.1rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  text-decoration: none;
}
.actions a.primary { background: var(--ink); color: var(--paper); }
.actions a:hover { border-color: var(--accent); }
.actions a.primary:hover { background: var(--accent); color: var(--paper); }

.who { display: grid; grid-template-columns: 7.5rem 1fr; gap: 1.5rem; align-items: start; }
.photo {
  width: 7.5rem; aspect-ratio: 4 / 5;
  border: 1px dashed var(--muted);
  display: grid; place-items: center;
  font: 0.75rem/1.3 var(--sans); color: var(--muted); text-align: center;
}
@media (max-width: 480px) { .who { grid-template-columns: 1fr; } }
.contact { font: 0.9375rem/1.6 var(--sans); color: var(--muted); }

.note { font: 0.9375rem/1.55 var(--sans); color: var(--muted); }
.findings { list-style: none; padding: 0; margin: 1.75rem 0; }
.findings li { margin: 0 0 1.5rem; }
.findings b { display: block; font-size: 1.1875rem; line-height: 1.35; margin-bottom: 0.35rem; }
.more { font: 600 1rem/1.4 var(--sans); }

.ways { display: grid; gap: 1.5rem; margin: 1.75rem 0; }
@media (min-width: 640px) { .ways { grid-template-columns: 1fr 1fr; } }
.way { border-left: 2px solid var(--ink); padding-left: 1rem; }
.way h3 { font: 600 1.125rem/1.3 var(--serif); margin: 0 0 0.15rem; }
.way .meta { font: 0.875rem/1.4 var(--sans); color: var(--muted); margin-bottom: 0.6rem; }
.way p { font-size: 1rem; }

.privacy { font: 0.9375rem/1.6 var(--sans); }
.privacy h3 { font: 600 0.9375rem/1.4 var(--sans); margin: 1.25rem 0 0.25rem; }
.privacy ul { padding-left: 1.1rem; margin: 0 0 1rem; }
.privacy li { margin-bottom: 0.4rem; }

footer { border-top: 1px solid var(--rule); padding: 2rem 0 3rem; font: 0.875rem/1.5 var(--sans); color: var(--muted); }

.ph {
  background: var(--ph-bg); color: var(--ph-ink);
  font-family: var(--sans); font-size: 0.85em;
  padding: 0.05em 0.3em; border-radius: 2px;
}

/* Survey */
.survey { border-top: 1px solid var(--rule); padding: 2.5rem 0; scroll-margin-top: 1rem; }
.survey noscript p { font: 0.9375rem/1.55 var(--sans); }
.survey-form { font-family: var(--sans); }
.survey-progress { display: flex; align-items: center; gap: 0.75rem; font-size: 0.8125rem; color: var(--muted); margin-bottom: 1.5rem; }
.survey-progress .bar { flex: 1; height: 3px; background: var(--rule); }
.survey-progress .bar > div { height: 100%; background: var(--ink); transition: width 0.2s ease; }
.step-title { font: 600 1.5rem/1.25 var(--serif); margin: 0 0 0.75rem; outline: none; }
.step-intro { font-size: 0.9375rem; color: var(--muted); margin-bottom: 1.5rem; }
.q { border: 0; padding: 0; margin: 0 0 2rem; min-width: 0; }
.q legend, .q-label { display: block; font: 600 1.0625rem/1.4 var(--serif); padding: 0; margin-bottom: 0.35rem; }
.q-hint { font-size: 0.875rem; color: var(--muted); margin: 0 0 0.6rem; }
.req { color: var(--accent); }
.opts { display: grid; gap: 0.4rem; margin-top: 0.6rem; }
@media (min-width: 560px) { .opts { grid-template-columns: 1fr 1fr; } }
.opt { display: flex; align-items: center; gap: 0.65rem; min-height: 44px; padding: 0.55rem 0.75rem; border: 1px solid var(--rule); cursor: pointer; font-size: 0.9375rem; line-height: 1.35; background: var(--paper); }
.opt:hover { border-color: var(--muted); }
.opt:has(input:checked) { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.opt:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: 2px; }
.opt input { accent-color: var(--ink); width: 1.05rem; height: 1.05rem; margin: 0; flex: none; }
.scale { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.4rem; margin-top: 0.6rem; }
.opt-scale { justify-content: center; font-weight: 600; }
.opt-scale input { position: absolute; opacity: 0; pointer-events: none; }
.scale-labels { display: flex; justify-content: space-between; font-size: 0.8125rem; color: var(--muted); margin-top: 0.35rem; }
.survey textarea, .survey input[type="email"], .survey input[type="text"] { width: 100%; font: 1rem/1.5 var(--sans); color: var(--ink); background: var(--paper); border: 1px solid var(--muted); border-radius: 0; padding: 0.6rem 0.7rem; }
.survey textarea:focus, .survey input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.q-other { margin-top: 0.5rem; }
.q-consent { margin-bottom: 0.6rem; }
.q-error { color: var(--accent); font-size: 0.875rem; font-weight: 600; margin: 0.5rem 0 0; }
.form-notice { font-size: 0.9375rem; color: var(--accent); min-height: 0; margin: 0; }
.form-notice:not(:empty) { margin-bottom: 1rem; }
.survey-nav { display: flex; justify-content: space-between; gap: 1rem; margin-top: 1rem; }
.btn { font: 600 1rem/1.3 var(--sans); padding: 0.75rem 1.2rem; border: 1px solid var(--ink); background: transparent; color: var(--ink); cursor: pointer; min-height: 44px; }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); }
.btn:disabled { opacity: 0.6; cursor: progress; }
.btn:focus-visible, .linkish:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.linkish { font: inherit; color: var(--accent); background: none; border: 0; padding: 0; text-decoration: underline; cursor: pointer; }
.resume { font: 0.9375rem/1.5 var(--sans); color: var(--muted); margin-bottom: 1.5rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.survey-done { outline: none; }
.survey-done h3 { font: 600 1.5rem/1.25 var(--serif); margin: 0 0 0.75rem; }