/* Layout: calm two-column wizard. Section list on the left, one question per screen on the right; stacks on phones. */
:root {
  --bg: #f3f5f7;
  --surface: #ffffff;
  --ink: #17222c;
  --muted: #566573;
  --line: #d6dde4;
  --accent: #1d5c63;
  --accent-ink: #ffffff;
  --accent-soft: #e2eeee;
  --parent-b: #c99a3e;
  --parent-b-soft: #f6ead2;
  --warn-bg: #fff4dc;
  --warn-ink: #7a5200;
  --danger: #a33a2f;
  --focus: #2f7f88;
  --font-display: "Literata", Georgia, "Times New Roman", serif;
  --font-body: "Public Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f161d; --surface: #16202a; --ink: #e5ebf0; --muted: #9aa8b4; --line: #2a3743;
    --accent: #6bbfc3; --accent-ink: #0b1f22; --accent-soft: #163338;
    --parent-b: #d9b066; --parent-b-soft: #3a3020; --warn-bg: #33290f; --warn-ink: #f0cf87;
    --danger: #f08a7e; --focus: #8fd3d6; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f161d; --surface: #16202a; --ink: #e5ebf0; --muted: #9aa8b4; --line: #2a3743;
  --accent: #6bbfc3; --accent-ink: #0b1f22; --accent-soft: #163338;
  --parent-b: #d9b066; --parent-b-soft: #3a3020; --warn-bg: #33290f; --warn-ink: #f0cf87;
  --danger: #f08a7e; --focus: #8fd3d6; color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
}
button, input, select, textarea { font: inherit; color: inherit; }

.shell { max-width: 1040px; margin: 0 auto; padding-inline: 16px; padding-block: 0 48px; }

.topbar {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: 4px 16px; padding-block: 20px 16px; border-bottom: 1px solid var(--line);
}
.brand { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; display: flex; align-items: center; gap: 10px; }
.brand-mark {
  display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%;
  background: var(--accent); color: var(--accent-ink); font-size: 1rem;
}
.preview-note { margin: 0; color: var(--muted); font-size: 0.85rem; }

.layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 40px; padding-top: 28px; }

.steps ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; position: sticky; top: calc(env(safe-area-inset-top, 0px) + 16px); }
.steps li { display: flex; align-items: center; gap: 12px; padding: 8px 10px; border-radius: 8px; color: var(--muted); font-size: 0.95rem; }
.steps .dot { width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--line); flex: none; }
.steps li.done { color: var(--ink); }
.steps li.done .dot { background: var(--accent); border-color: var(--accent); }
.steps li.current { background: var(--accent-soft); color: var(--ink); font-weight: 600; }
.steps li.current .dot { border-color: var(--accent); }

.stage { min-width: 0; max-width: 640px; }
.progress { height: 4px; background: var(--line); border-radius: 4px; overflow: hidden; }
.progress-bar { height: 100%; width: 0; background: var(--accent); transition: width 0.3s ease; }
.crumb { margin: 12px 0 0; color: var(--muted); font-size: 0.85rem; letter-spacing: 0.04em; text-transform: uppercase; }

.screen { padding-top: 8px; }
.question {
  font-family: var(--font-display); font-weight: 600; font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2rem);
  line-height: 1.2; margin: 8px 0 12px; text-wrap: balance;
}
.question:focus { outline: none; }
.help { color: var(--muted); margin: 0 0 24px; max-width: 60ch; }
.used-on { margin: 28px 0 0; color: var(--muted); font-size: 0.8rem; }

.grid { display: flex; flex-wrap: wrap; gap: 18px 16px; }
.field { flex: 1 1 100%; min-width: 0; display: flex; flex-direction: column; gap: 6px; }
.field.w-half { flex: 1 1 calc(50% - 8px); }
.field.w-quarter { flex: 1 1 calc(25% - 12px); }
.field[hidden] { display: none; }
.field-label { font-weight: 500; font-size: 0.95rem; padding: 0; }
.field-hint { margin: -2px 0 0; color: var(--muted); font-size: 0.85rem; }
.optional { color: var(--muted); font-weight: 400; font-size: 0.85rem; }

.input {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--radius);
  background: var(--surface); min-height: 48px;
}
.input:focus { outline: none; border-color: var(--focus); box-shadow: 0 0 0 3px var(--accent-soft); }
textarea.input { resize: vertical; }

.money { position: relative; }
.money > span { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.money .input { padding-left: 28px; font-variant-numeric: tabular-nums; }
.money-freq { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px; }
.monthly { margin: 0; color: var(--accent); font-size: 0.9rem; font-variant-numeric: tabular-nums; min-height: 1.2em; }

fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.options { display: grid; gap: 10px; }
.options > legend { margin-bottom: 10px; }
.options.inline { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 360px; }
.options.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.option {
  display: flex; align-items: flex-start; gap: 12px; padding: 14px 16px; border: 1.5px solid var(--line);
  border-radius: var(--radius); background: var(--surface); cursor: pointer;
}
.option:hover { border-color: var(--accent); }
.option:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.option:has(input:focus-visible) { box-shadow: 0 0 0 3px var(--accent-soft); border-color: var(--focus); }
.option input { margin: 3px 0 0; accent-color: var(--accent); width: 18px; height: 18px; flex: none; }
.option-body { display: grid; gap: 6px; min-width: 0; }
.option-hint { color: var(--muted); font-size: 0.85rem; }
.check { display: flex; gap: 10px; align-items: center; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }

.fortnight { display: grid; grid-template-columns: repeat(7, minmax(0, 26px)); gap: 3px; }
.fortnight i, .legend-key i {
  font-style: normal; font-size: 0.7rem; text-align: center; line-height: 22px; border-radius: 4px; font-weight: 600;
}
.d-A { background: var(--accent); color: var(--accent-ink); }
.d-B { background: var(--parent-b-soft); color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--parent-b); }
.legend-key { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: 0.85rem; margin: 4px 0 0; }
.legend-key i { display: inline-block; width: 16px; height: 16px; }

.computed { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 14px 16px; border-radius: var(--radius); background: var(--accent-soft); }
.computed output { font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; }

.note { margin: 0; padding: 12px 14px; border-radius: var(--radius); }
.note-warn { background: var(--warn-bg); color: var(--warn-ink); }

.repeater { display: grid; gap: 14px; }
.repeater-items { display: grid; gap: 14px; }
.repeater-item { border: 1.5px solid var(--line); border-radius: var(--radius); padding: 16px; background: var(--surface); }
.repeater-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.repeater-title { font-family: var(--font-display); font-weight: 600; }

.add-button {
  justify-self: start; padding: 12px 16px; border-radius: var(--radius); border: 1.5px dashed var(--accent);
  background: transparent; color: var(--accent); font-weight: 600; cursor: pointer;
}
.add-button:hover { background: var(--accent-soft); }

.actions { display: flex; align-items: center; gap: 12px; margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--line); }
.actions [data-next] { margin-left: auto; }
.button { min-height: 48px; padding: 0 24px; border-radius: 999px; font-weight: 600; cursor: pointer; border: 1.5px solid transparent; }
.button.primary { background: var(--accent); color: var(--accent-ink); }
.button.primary:hover { filter: brightness(1.08); }
.button.secondary { background: transparent; border-color: var(--line); }
.link-button { background: none; border: 0; padding: 4px; color: var(--accent); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.link-button.danger { color: var(--danger); }
button:focus-visible, .link-button:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.restart { margin-top: 20px; font-size: 0.9rem; color: var(--muted); display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.review { display: grid; gap: 28px; }
.review h2 { font-family: var(--font-display); font-size: 1.15rem; margin: 0 0 8px; }
.review dl { margin: 0; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr) auto; border-top: 1px solid var(--line); }
.review dt, .review dd { margin: 0; padding: 10px 0; border-bottom: 1px solid var(--line); }
.review dt { color: var(--muted); padding-right: 12px; }
.review dd { overflow-wrap: anywhere; }
.review dd.blank { color: var(--muted); font-style: italic; }
.review .edit { padding-left: 12px; }

@media (max-width: 760px) {
  .layout { grid-template-columns: minmax(0, 1fr); gap: 0; padding-top: 16px; }
  .steps { display: none; }
  .field.w-half, .field.w-quarter { flex-basis: 100%; }
  .field.w-quarter { flex-basis: calc(50% - 8px); }
  .options.cols-2 { grid-template-columns: minmax(0, 1fr); }
  .money-freq { grid-template-columns: minmax(0, 1fr); }
  .actions { position: sticky; bottom: 0; background: var(--bg); padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 12px); }
  .actions [data-skip] { font-size: 0.9rem; }
  .review dl { grid-template-columns: minmax(0, 1fr) auto; }
  .review dt { grid-column: 1 / -1; border-bottom: 0; padding-bottom: 0; }
}
@media (prefers-reduced-motion: reduce) { .progress-bar { transition: none; } }