/* brief — подробный бриф проекта */
.bf-head { margin-bottom: 16px; }
.bf-head.done { border-color: var(--good); }
.bf-top { display: flex; gap: 18px; justify-content: space-between; align-items: flex-start; }
.bf-top h2 { margin: 0 0 6px; }
.bf-top p { margin: 0; line-height: 1.5; }
.bf-ring { --p: 0; flex: none; width: 84px; height: 84px; border-radius: 50%; display: grid; place-content: center; text-align: center;
  background: radial-gradient(closest-side, var(--surface) 76%, transparent 78%), conic-gradient(var(--accent) calc(var(--p) * 1%), var(--surface-2) 0); }
.bf-head.done .bf-ring { background: radial-gradient(closest-side, var(--surface) 76%, transparent 78%), conic-gradient(var(--good) 100%, var(--surface-2) 0); }
.bf-ring b { font-size: 20px; letter-spacing: -.02em; }
.bf-ring span { font-size: 10px; color: var(--ink-3); }
.bf-bar { height: 8px; border-radius: 99px; background: var(--surface-2); margin-top: 14px; overflow: hidden; }
.bf-bar i { display: block; height: 100%; background: var(--accent); border-radius: 99px; transition: width .4s; }
.bf-head.done .bf-bar i { background: var(--good); }
.bf-unlock { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 14px; }
.bf-unlock > span:not(.small) { font-size: 12.5px; padding: 5px 10px; border-radius: 99px; background: var(--surface-2); color: var(--ink-2); }
.bf-unlock > span.on { background: var(--good-soft); color: var(--good); font-weight: 600; }
.bf-prefill { margin-top: 14px; padding: 12px 14px; border-radius: 12px; background: var(--accent-soft); display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; }
.bf-prefill .row { flex: 1; min-width: 260px; max-width: 560px; flex-wrap: wrap; gap: 8px; }
.bf-prefill .inp { flex: 1 1 200px; min-width: 0; background: var(--surface); }
.bf-prefill .btn { flex: none; }

.bf-grid { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 16px; align-items: start; }
.bf-nav { display: flex; flex-direction: column; gap: 4px; position: sticky; top: 12px; }
.bf-nav button { display: flex; align-items: center; gap: 10px; width: 100%; text-align: left; padding: 10px 12px; border-radius: 12px;
  border: 1px solid transparent; background: transparent; color: var(--ink); font: inherit; cursor: pointer; }
.bf-nav button:hover { background: var(--surface-2); }
.bf-nav button.on { background: var(--surface); border-color: var(--line); box-shadow: var(--shadow); font-weight: 600; }
.bf-nav .ic { font-size: 17px; }
.bf-nav .t { flex: 1; display: flex; flex-direction: column; font-size: 14px; }
.bf-nav .t em { font-style: normal; font-size: 11.5px; color: var(--accent); font-weight: 500; }
.bf-nav .pc { font-size: 12px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.bf-nav .pc.full { color: var(--good); font-weight: 700; }

.bf-main { min-height: 360px; }
.bf-mh { margin-bottom: 6px; }
.bf-saved { color: var(--ink-3); }
.bf-saved.ok { color: var(--good); }
.bf-field { padding: 14px 0 6px; }
.bf-field + .bf-field { border-top: 1px dashed var(--line); margin-top: 8px; }
.bf-q { display: flex; flex-wrap: wrap; gap: 8px; align-items: baseline; justify-content: space-between; }
.bf-q h3 { margin: 0; font-size: 17px; line-height: 1.35; }
.bf-marks { display: flex; gap: 6px; flex-wrap: wrap; }
.bf-hint { font-size: 13px; color: var(--ink-2); margin: 6px 0 10px; line-height: 1.45; }
.bf-field textarea.inp { min-height: 96px; }
.bf-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.bf-chips button { font: inherit; font-size: 13.5px; padding: 8px 13px; border-radius: 99px; border: 1px solid var(--line); background: var(--surface);
  color: var(--ink); cursor: pointer; transition: all .12s; }
.bf-chips button:hover { border-color: var(--accent); }
.bf-chips button.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.bf-own { font-size: 13.5px; }
.bf-fh { margin-top: 6px; min-height: 30px; }
.bf-dots { display: flex; gap: 6px; }
.bf-dots i { width: 7px; height: 7px; border-radius: 50%; background: var(--line); }
.bf-dots i.on { background: var(--accent); }
.tab-pct { font-size: 11px; font-weight: 700; padding: 1px 6px; border-radius: 99px; background: var(--accent-soft); color: var(--accent); margin-left: 4px; }

@media (max-width: 900px) {
  .bf-grid { grid-template-columns: 1fr; }
  .bf-nav { flex-direction: row; overflow-x: auto; position: static; padding-bottom: 4px; scrollbar-width: none; }
  .bf-nav button { flex: none; width: auto; padding: 8px 12px; }
  .bf-nav .t em { display: none; }
  .bf-top { flex-direction: column-reverse; align-items: stretch; }
  .bf-ring { width: 68px; height: 68px; }
  .bf-ring b { font-size: 16px; }
  .bf-prefill .row { min-width: 0; max-width: none; width: 100%; }
}

/* короткий бриф */
.qb-steps { display: flex; gap: 6px; overflow-x: auto; margin: 14px 0 4px; padding-bottom: 4px; }
.qb-steps button { flex: 0 0 auto; display: flex; gap: 6px; align-items: center; font: inherit; font-size: 13px; padding: 7px 11px; border-radius: 99px;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); cursor: pointer; }
.qb-steps button.on { border-color: var(--accent); color: var(--ink); font-weight: 600; }
.qb-steps button.done { background: var(--good-soft); border-color: transparent; }
@media (max-width: 640px) { .qb-steps button span { display: none; } }
.qb-h h3 { margin: 18px 0 4px; font-size: 19px; }
.qb-voice { display: flex; gap: 16px; align-items: center; margin: 14px 0; padding: 14px; border: 1px dashed var(--line); border-radius: 14px; }
.qb-mic { width: 64px; height: 64px; border-radius: 50%; border: 0; background: var(--accent); color: #fff; font-size: 28px; cursor: pointer; flex: 0 0 auto; }
.qb-mic.on { animation: qbPulse 1.2s infinite; }
@keyframes qbPulse { 50% { box-shadow: 0 0 0 10px var(--accent-soft); } }
.qb-cab { margin-top: 16px; padding: 12px 14px; border-radius: 12px; background: var(--warn-soft); }
.qb-cab.ok { background: var(--good-soft); }
.qb-chk { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; margin: 10px 0; }
.qb-chk textarea.inp { min-height: 70px; margin-top: 8px; }
.qb-empty { text-align: center; padding: 24px 8px; }
.qb-chk textarea.inp { min-height: 96px; }