:root {
  color-scheme: light;
  --ink: #172b3d;
  --muted: #5b6b79;
  --line: #dce3e8;
  --paper: #fff;
  --canvas: #f3f6f8;
  --blue: #155a78;
  --blue-dark: #104760;
  --focus: #55a9d1;
  --radius: 16px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--canvas); color: var(--ink); font-size: 16px; line-height: 1.45; }
.topbar {
  height: 72px;
  padding: 0 max(20px, calc((100vw - 760px) / 2));
  display: flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.brand-mark { width: 38px; height: 38px; border-radius: 11px; background: var(--blue); color: #fff; display: grid; place-items: center; font-size: 13px; font-weight: 800; letter-spacing: .03em; }
.topbar h1 { font-size: 17px; margin: 0; line-height: 1.1; }
.eyebrow { font-size: 10px; font-weight: 750; letter-spacing: .13em; color: var(--blue); margin: 0 0 3px; }
.page-shell { width: min(100% - 28px, 700px); margin: 0 auto; padding: 26px 0 36px; }
.intro { padding: 5px 3px 18px; }
.intro h2 { font-size: 27px; letter-spacing: -.04em; margin: 2px 0 6px; }
.intro > p:last-child { color: var(--muted); margin: 0; max-width: 540px; font-size: 14px; }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin-bottom: 14px; box-shadow: 0 2px 9px rgba(19,45,62,.035); }
.section-heading { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 18px; }
.section-heading h2 { font-size: 17px; margin: 0 0 2px; letter-spacing: -.015em; }
.section-heading p { color: var(--muted); font-size: 13px; margin: 0; }
.step, .output-icon { flex: 0 0 32px; width: 32px; height: 32px; border-radius: 10px; background: #eaf3f7; color: var(--blue); display: grid; place-items: center; font-size: 11px; font-weight: 800; }
.output-icon { font-size: 16px; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px 12px; }
.field { display: block; font-size: 13px; font-weight: 650; color: #354b5b; margin: 0 0 14px; }
.field-grid .field { margin: 0; }
.full { grid-column: 1 / -1; }
input[type="text"], select, textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  border: 1px solid #cbd6de;
  border-radius: 10px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 16px;
  font-weight: 400;
  min-height: 48px;
  padding: 11px 12px;
  outline: none;
}
textarea { resize: vertical; line-height: 1.5; }
input::placeholder, textarea::placeholder { color: #91a0aa; }
select { padding-right: 32px; }
input:focus, select:focus, textarea:focus { border-color: var(--focus); box-shadow: 0 0 0 3px rgba(85,169,209,.17); }
.field-set { border: 0; margin: 0 0 17px; padding: 0; }
.field-set legend { font-size: 13px; font-weight: 700; padding: 0 0 9px; }
.optional { font-size: 11px; color: var(--muted); font-weight: 450; margin-left: 5px; }
.field-warning { margin: -6px 0 14px; padding: 9px 12px; border: 1px solid #e3c896; border-radius: 10px; background: #fdf6ea; color: #7a4c13; font-size: 13px; font-weight: 600; }
.chip-grid { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; inset: 0; }
.chip span { min-height: 40px; padding: 9px 12px; border: 1px solid #cbd6de; border-radius: 999px; display: flex; align-items: center; background: #fff; color: #3a5262; font-size: 13px; font-weight: 600; transition: .12s; }
.chip input:checked + span { background: #e6f2f7; border-color: #4c90ad; color: #124e69; }
.chip input:focus-visible + span { outline: 3px solid rgba(85,169,209,.4); }
.check-line { display: flex; align-items: flex-start; gap: 10px; min-height: 48px; padding: 10px 2px; color: #354b5b; font-size: 14px; font-weight: 600; cursor: pointer; }
.check-line input { width: 20px; height: 20px; margin: 1px 0 0; accent-color: var(--blue); flex: 0 0 auto; }
.communication-review { border: 1px solid var(--line); border-radius: 12px; background: #f8fafb; padding: 14px; margin: 0; }
.review-title { margin: 0 0 10px; color: var(--ink); font-size: 14px; font-weight: 750; }
.review-versions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.review-version { min-width: 0; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.review-version h3 { margin: 0 0 6px; color: var(--blue); font-size: 12px; }
.review-version p { margin: 0; color: #354b5b; font-size: 14px; overflow-wrap: anywhere; }
.wording-choice { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 12px 0 0; }
.wording-choice legend { flex: 0 0 100%; padding: 0; }
.choice { position: relative; cursor: pointer; }
.choice input { position: absolute; opacity: 0; inset: 0; }
.choice span { display: inline-flex; align-items: center; min-height: 42px; padding: 9px 13px; border: 1px solid #cbd6de; border-radius: 999px; background: #fff; color: #354b5b; font-size: 13px; font-weight: 650; }
.choice input:checked + span { background: #e6f2f7; border-color: #4c90ad; color: #124e69; }
.choice input:focus-visible + span { outline: 3px solid rgba(85,169,209,.4); }
.conditional { margin-top: 13px; }
.hidden { display: none !important; }
.actions { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin: 16px 0; }
.button { border: 0; border-radius: 11px; min-height: 50px; padding: 12px 18px; font: inherit; font-weight: 700; font-size: 15px; cursor: pointer; transition: background .12s, transform .12s; }
.button:active { transform: scale(.985); }
.button-primary { background: var(--blue); color: #fff; }
.button-primary:hover { background: var(--blue-dark); }
.button-secondary { background: #e6ecef; color: #314958; }
.button-secondary:hover { background: #dbe4e9; }
.output-card { border-top: 3px solid var(--blue); }
.output-card textarea { min-height: 175px; }
.copy-row { display: flex; align-items: center; gap: 12px; margin-top: 12px; }
.copy-row .button { min-width: 150px; }
#copy-status { font-size: 13px; color: #27633f; font-weight: 650; }
.footnote { text-align: center; color: var(--muted); font-size: 12px; padding: 1px 10px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (min-width: 650px) {
  .page-shell { padding-top: 34px; }
  .card { padding: 24px; }
  .intro h2 { font-size: 31px; }
}
@media (max-width: 410px) {
  .card { padding: 17px; }
  .field-grid { grid-template-columns: 1fr; }
  .field-grid .field { margin: 0 0 12px; }
  .full { grid-column: auto; }
  .actions { grid-template-columns: 1fr 1fr; }
  .button { padding: 11px 12px; }
  .copy-row { align-items: flex-start; flex-direction: column; }
  .copy-row .button { width: 100%; }
  .review-versions { grid-template-columns: 1fr; }
}