.visibility {
  padding-block: clamp(36px, 6vw, 80px);
  line-height: 1.5;
}
.visibility [hidden] { display: none !important; }
.vis-intro, .vis-results-layout { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(280px, .8fr); gap: clamp(32px, 7vw, 100px); align-items: start; }
.vis-intro-copy { padding-block: 6px; }
.visibility .jot-rule { margin-bottom: 16px; }
.visibility h1 { color: var(--ink); font: 700 clamp(44px, 6vw, 83px)/.97 var(--sans, system-ui); letter-spacing: -.067em; margin: 0 0 22px; max-width: 10ch; }
.vis-lede { margin: 0 0 26px; max-width: 38ch; font-size: clamp(18px, 1.5vw, 23px); line-height: 1.45; color: var(--ink); }
.vis-checklist { list-style: none; padding: 0; margin: 0 0 18px; }
.vis-checklist li { display: flex; align-items: baseline; gap: 10px; margin: 7px 0; color: var(--muted); }
.vis-checklist li::before { content: ""; flex: 0 0 7px; height: 7px; align-self: flex-start; margin-top: .54em; border: 1.5px solid var(--accent); border-radius: 50%; }
.vis-small { font-size: 14px; color: var(--muted); max-width: 49ch; margin: 10px 0 0; }
.vis-setup, .vis-brief { background: var(--tint); padding: clamp(22px, 3.4vw, 42px); border-top: 3px solid var(--accent); }
.visibility h2 { margin: 0 0 20px; font: 680 clamp(25px, 2.3vw, 34px)/1.1 var(--sans, system-ui); letter-spacing: -.045em; }
.visibility h3 { margin: 0 0 13px; font: 650 18px/1.25 var(--sans, system-ui); letter-spacing: -.02em; }
.visibility label { display: block; margin: 0 0 6px; font-size: 14px; font-weight: 650; }
.visibility label span { color: var(--muted); font-weight: 400; }
.visibility input, .visibility select, .visibility textarea { display: block; width: 100%; min-width: 0; font: 400 16px/1.4 var(--sans, system-ui); color: var(--ink); background: var(--white); border: 1px solid var(--control-border); border-radius: 4px; padding: 10px 12px; margin: 0 0 17px; }
.visibility textarea { resize: vertical; }
.vis-setup .btn { margin: 2px 0 4px; }
.vis-run-heading { display: flex; align-items: start; justify-content: space-between; gap: 22px; }
.vis-run-heading h1 { max-width: none; font-size: clamp(37px, 5vw, 68px); margin-bottom: 8px; }
.vis-context, .vis-instructions { margin-top: 0; color: var(--muted); overflow-wrap: anywhere; }
.vis-instructions { max-width: 70ch; margin: 22px 0 32px; }
.vis-link { padding: 8px 2px; background: none; border: 0; border-radius: 2px; text-align: left; text-decoration: underline; text-underline-offset: 4px; font-weight: 650; color: var(--accent); }
.vis-test { border-top: 1px solid var(--line); }
.vis-test:last-child { border-bottom: 1px solid var(--line); }
.vis-test summary { list-style: none; display: flex; align-items: center; gap: 14px; min-height: 58px; padding: 12px 0; cursor: pointer; }
.vis-test summary::-webkit-details-marker { display: none; }
.vis-test summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.vis-pill { font: 600 13px var(--mono, monospace); color: var(--accent); }
.vis-test-name { font-size: 18px; font-weight: 650; }
.vis-expand { margin-left: auto; font-size: 22px; }
.vis-expand::after { content: "+"; }
.vis-test[open] .vis-expand::after { content: "−"; }
.vis-body { padding: 12px 0 27px; }
.vis-body h2 { font-size: clamp(23px, 2vw, 29px); margin-bottom: 13px; }
.vis-body blockquote { border-left: 3px solid var(--accent); padding: 12px 16px; margin: 0; background: var(--tint-alt); font-size: 16px; overflow-wrap: anywhere; }
.vis-observation { padding-top: 18px; }
.vis-field-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.vis-field-pair > div { min-width: 0; }
.vis-brief { align-self: start; }
.vis-brief h2 { margin-bottom: 6px; }
.vis-count { margin: 0; color: var(--muted); }
.vis-summary-list { list-style: none; margin: 17px 0 24px; padding: 0; }
.vis-summary-list li { padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14px; color: var(--muted); }
.vis-summary-list strong { display: block; color: var(--ink); font-size: 15px; }
.vis-brief p { margin-block: 7px 12px; }
.vis-action-row { margin: 15px 0; display: flex; flex-wrap: wrap; gap: 14px; }
.vis-guidance { max-width: 74ch; margin: 30px 0 0; color: var(--muted); font-size: 14px; }
.vis-feedback { margin-bottom: 0; }
.vis-feedback:empty { display: none; }
#manual-copy { max-width: 680px; margin-top: 16px; }
@media(max-width: 760px) {
  .vis-intro, .vis-results-layout { grid-template-columns: minmax(0, 1fr); gap: 25px; }
  .visibility h1 { max-width: 14ch; }
  .vis-run-heading { display: block; }
  .vis-brief { padding: 23px; }
}
@media(max-width: 420px) {
  .vis-field-pair { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .visibility h1 { font-size: 44px; }
}