:root {
  --ink: #0e0d0b;
  --paper: #f4f1ea;
  --panel: #171512;
  --muted: #8a8578;
  --line: #2a2723;
  --signal: #c94f2e;
  --white: #f4f1ea;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--panel);
  color: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
}
.brief-shell { max-width: 640px; margin: 0 auto; padding: 32px 20px 120px; }
.brief-progress { position: sticky; top: 0; background: var(--panel); padding: 16px 0; z-index: 5; }
.brief-progress-bar { height: 2px; background: var(--line); position: relative; overflow: hidden; }
.brief-progress-fill { height: 100%; background: var(--signal); transition: width .3s ease; }
.brief-progress-label { font-size: 12px; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; margin-top: 8px; }
.brief-eyebrow { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--signal); margin: 32px 0 8px; }
.q-head { margin-bottom: 14px; }
.q-text { font-size: 22px; line-height: 1.3; font-weight: 500; }
.q-help { font-size: 14px; color: var(--muted); margin-top: 6px; line-height: 1.5; }
.q-example { font-size: 13px; color: var(--muted); margin-top: 10px; font-style: italic; }
.q-input, .q-textarea, select {
  width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--line);
  color: var(--white); font-size: 17px; padding: 10px 2px; font-family: inherit;
}
.q-input:focus, .q-textarea:focus, select:focus { outline: none; border-color: var(--signal); }
.q-textarea { resize: vertical; min-height: 90px; }
.q-options { display: flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.q-option { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; cursor: pointer; }
.q-option:has(input:checked) { border-color: var(--signal); background: rgba(201,79,46,.08); }
.q-hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.q-repeater-row { display: grid; gap: 8px; padding: 12px 0; border-bottom: 1px dashed var(--line); }
.q-repeater-field-label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.q-repeater-add, .q-repeater-remove, .brief-btn {
  background: transparent; border: 1px solid var(--line); color: var(--white); padding: 8px 14px;
  border-radius: 6px; cursor: pointer; font-size: 13px; margin-top: 10px;
}
.q-repeater-remove { border-color: transparent; color: var(--muted); }
.q-ranking-list { list-style: decimal; padding-left: 20px; }
.q-ranking-row { display: flex; align-items: center; gap: 10px; padding: 6px 0; }
.q-ranking-row button { background: none; border: 1px solid var(--line); color: var(--white); border-radius: 4px; cursor: pointer; width: 28px; height: 28px; }
.q-bipolar-row { display: grid; grid-template-columns: 90px 1fr 90px; align-items: center; gap: 8px; margin: 14px 0; font-size: 12px; }
.q-bipolar-pole-right { text-align: right; }
.q-bipolar-scale { display: flex; justify-content: space-between; }
.q-bipolar-dot input { width: 16px; height: 16px; }
.q-inventory-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.q-inventory-item { font-size: 14px; }
.q-readonly-list { padding-left: 18px; font-size: 14px; }
.q-readonly-text, .q-after-note { font-size: 13px; color: var(--muted); margin-top: 10px; padding: 10px 12px; border-left: 2px solid var(--signal); }
.brief-nav { display: flex; justify-content: space-between; margin-top: 32px; }
.brief-btn-primary { background: var(--signal); border-color: var(--signal); color: #fff; }
.brief-intake { display: flex; flex-direction: column; gap: 8px; margin-top: 20px; }
.brief-intake label { display: flex; align-items: center; gap: 10px; padding: 8px 0; }