/* РАУМ · воронка визуальной студии (ТЗ Данила 15.08).
   Визуальный стиль НЕ переносим из прототипа (§1): шрифты, цвета и кнопки — с сайта РАУМ,
   поэтому здесь только раскладка и состояния, а типографика и .btn наследуются. */
.sf { --sf-line: rgba(0,0,0,.10); --sf-ink: #17150f; --sf-mut: rgba(23,21,15,.58);
      --sf-wine: #8d1c33; --sf-bg: #fff; --sf-soft: #faf8f5; margin-top: 26px; }
.sf * { box-sizing: border-box; }

.sf-quota { background: var(--sf-soft); border: 1px solid var(--sf-line); border-radius: 12px;
  padding: 12px 16px; font-size: 14px; color: var(--sf-mut); margin-bottom: 26px; }
.sf-quota b { color: var(--sf-ink); }

.sf-sec { border-top: 1px solid var(--sf-line); padding: 28px 0 4px; }
.sf-sec.dis { opacity: .45; pointer-events: none; }
.sf-h { display: flex; align-items: center; gap: 12px; font-size: 22px; font-weight: 600;
  letter-spacing: -.01em; margin: 0 0 6px; }
.sf-n { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px;
  border-radius: 50%; background: var(--sf-wine); color: #fff; font-size: 14px; font-weight: 600; flex: none; }
.sf-sub { color: var(--sf-mut); font-size: 14px; margin: 0 0 18px; max-width: 62ch; }
.sf-empty, .sf-hint, .sf-loading { color: var(--sf-mut); font-size: 14px; margin: 10px 0 0; }
.sf-lock { background: #fdf3f5; border: 1px solid rgba(141,28,51,.22); color: #6d1728;
  border-radius: 10px; padding: 11px 14px; font-size: 14px; margin-top: 14px; }

/* ── шаг 1: две ветки через «или» ── */
.sf-branches { display: grid; grid-template-columns: 1fr auto 1fr; gap: 18px; align-items: stretch; }
.sf-branch { border: 1px solid var(--sf-line); border-radius: 14px; padding: 18px;
  background: var(--sf-bg); transition: border-color .15s, box-shadow .15s; }
.sf-branch.on { border-color: var(--sf-wine); box-shadow: 0 0 0 1px var(--sf-wine) inset; }
.sf-bnum { display: flex; align-items: center; gap: 8px; font-size: 11px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--sf-mut); margin-bottom: 10px; }
.sf-bnum i { display: inline-flex; align-items: center; justify-content: center; width: 20px; height: 20px;
  border-radius: 50%; border: 1px solid var(--sf-line); font-style: normal; font-size: 11px; }
.sf-bh { font-size: 17px; font-weight: 600; margin-bottom: 4px; }
.sf-bs { color: var(--sf-mut); font-size: 13px; margin-bottom: 14px; }
.sf-or { display: flex; align-items: center; justify-content: center; position: relative; }
.sf-or::before { content: ""; position: absolute; top: 0; bottom: 0; left: 50%; width: 1px; background: var(--sf-line); }
.sf-or span { position: relative; background: var(--sf-bg); padding: 8px 4px; font-size: 13px; color: var(--sf-mut); }
.sf-upload { display: flex; flex-direction: column; align-items: center; gap: 4px; cursor: pointer;
  border: 1px dashed rgba(0,0,0,.22); border-radius: 12px; padding: 26px 16px; text-align: center;
  background: var(--sf-soft); transition: border-color .15s, background .15s; }
.sf-upload:hover { border-color: var(--sf-wine); background: #fff; }
.sf-up-ic { font-size: 22px; line-height: 1; opacity: .5; }
.sf-upload small { color: var(--sf-mut); font-size: 12px; }
.sf-preview { margin-top: 12px; }
.sf-preview img { width: 100%; border-radius: 10px; display: block; }

.sf-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.sf-chip { border: 1px solid var(--sf-line); background: #fff; border-radius: 999px;
  padding: 7px 15px; font: inherit; font-size: 13px; cursor: pointer; transition: all .15s; }
.sf-chip:hover { border-color: rgba(0,0,0,.35); }
.sf-chip.on { background: var(--sf-ink); border-color: var(--sf-ink); color: #fff; }
.sf-chip.dis { opacity: .35; pointer-events: none; }

.sf-rooms { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.sf-room { border: 1px solid var(--sf-line); border-radius: 10px; overflow: hidden; background: #fff;
  padding: 0; cursor: pointer; text-align: left; font: inherit; transition: border-color .15s, box-shadow .15s; }
.sf-room:hover { border-color: rgba(0,0,0,.35); }
.sf-room.on { border-color: var(--sf-wine); box-shadow: 0 0 0 1px var(--sf-wine) inset; }
.sf-room-img { display: block; aspect-ratio: 4/3; overflow: hidden; background: var(--sf-soft); }
.sf-room-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sf-room-cap { display: block; padding: 8px 10px; font-size: 13px; }

/* ── шаг 2: продукты ── */
.sf-prods { display: grid; grid-template-columns: repeat(2, minmax(0, 260px)); gap: 14px; }
.sf-prod { border: 1px solid var(--sf-line); border-radius: 12px; overflow: hidden; background: #fff;
  padding: 0; cursor: pointer; text-align: left; font: inherit; transition: border-color .15s, box-shadow .15s; }
.sf-prod:hover { border-color: rgba(0,0,0,.35); }
.sf-prod.on { border-color: var(--sf-wine); box-shadow: 0 0 0 1px var(--sf-wine) inset; }
.sf-prod.dis { opacity: .4; filter: grayscale(1); cursor: not-allowed; }
.sf-prod-img { display: block; aspect-ratio: 16/9; background: var(--sf-soft); overflow: hidden; }
.sf-prod-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sf-prod-name { display: block; padding: 12px 14px; font-size: 15px; font-weight: 600; }
.sf-appl { margin-top: 18px; }
.sf-appl-lbl { font-size: 14px; margin-bottom: 10px; }
.sf-appl-lbl b { font-weight: 600; }

/* ── шаг 3: серии и фактуры ── */
.sf-series { display: block; }
.sf-sgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
/* семьи серий керамики: без них это «полсотни одинаковых миниатюр» из §1 ТЗ */
.sf-fam { margin-bottom: 22px; }
.sf-fam-t { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600;
  letter-spacing: .02em; margin-bottom: 10px; }
.sf-fam-n { display: inline-flex; align-items: center; justify-content: center; min-width: 20px;
  height: 20px; padding: 0 6px; border-radius: 999px; background: rgba(0,0,0,.06);
  font-size: 11px; font-weight: 500; color: var(--sf-mut); }
.sf-serie { position: relative; border: 1px solid var(--sf-line); border-radius: 12px; overflow: hidden;
  background: #fff; padding: 0; cursor: pointer; text-align: left; font: inherit; transition: border-color .15s, box-shadow .15s; }
.sf-serie:hover { border-color: rgba(0,0,0,.35); }
.sf-serie.on { border-color: var(--sf-wine); box-shadow: 0 0 0 1px var(--sf-wine) inset; }
.sf-pick { position: absolute; top: 8px; right: 8px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--sf-wine); color: #fff; font-size: 12px; display: flex; align-items: center;
  justify-content: center; opacity: 0; transition: opacity .15s; z-index: 1; }
.sf-serie.on .sf-pick { opacity: 1; }
.sf-serie-img { display: block; aspect-ratio: 4/3; background: var(--sf-soft); overflow: hidden; }
.sf-serie-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sf-serie-name { display: block; padding: 9px 11px; font-size: 13px; line-height: 1.3; }

.sf-fblock { margin-top: 22px; border: 1px solid var(--sf-line); border-radius: 14px; padding: 18px; background: var(--sf-soft); }
.sf-f-title { font-size: 15px; font-weight: 600; margin-bottom: 12px; }
.sf-fgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 10px; }
.sf-fgrid.sf-dop { margin-top: 10px; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); }
.sf-fact { position: relative; border: 1px solid var(--sf-line); border-radius: 10px; overflow: hidden;
  background: #fff; padding: 0; cursor: pointer; font: inherit; text-align: left; transition: border-color .15s, box-shadow .15s; }
.sf-fact:hover { border-color: rgba(0,0,0,.35); }
.sf-fact.on { border-color: var(--sf-wine); box-shadow: 0 0 0 1px var(--sf-wine) inset; }
.sf-fact-pick { position: absolute; top: 6px; right: 6px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--sf-wine); color: #fff; font-size: 10px; display: flex; align-items: center;
  justify-content: center; opacity: 0; z-index: 1; }
.sf-fact.on .sf-fact-pick { opacity: 1; }
.sf-fact-img { display: block; aspect-ratio: 1/1; background: var(--sf-soft); overflow: hidden; }
.sf-fact-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sf-fact-code { display: block; padding: 6px 8px; font-size: 12px; line-height: 1.25; }
/* Данил 26.08: человеку — русское имя цвета, технический артикул отдельным полем */
.sf-fact-art { display: block; margin-top: 2px; font-style: normal; font-size: 10px;
  letter-spacing: .02em; color: var(--sf-mut); overflow-wrap: anywhere; }
/* §5: дополнительные — мельче и тонким серым, они не должны притягивать внимание */
.sf-fact.sm .sf-fact-code { font-size: 11px; color: var(--sf-mut); }
.sf-dop-toggle { display: inline-block; margin-top: 14px; background: none; border: 0; padding: 0;
  font: inherit; font-size: 13px; color: var(--sf-mut); text-decoration: underline;
  text-underline-offset: 3px; cursor: pointer; }
.sf-dop-toggle:hover { color: var(--sf-ink); }
.sf-f-note { margin-top: 14px; font-size: 13px; color: var(--sf-mut); }

/* ── шаг 4: стиль ── */
.sf-styles { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.sf-style { border: 1px solid var(--sf-line); border-radius: 12px; background: #fff; padding: 13px 15px;
  cursor: pointer; text-align: left; font: inherit; transition: border-color .15s, box-shadow .15s; }
.sf-style:hover { border-color: rgba(0,0,0,.35); }
.sf-style.on { border-color: var(--sf-wine); box-shadow: 0 0 0 1px var(--sf-wine) inset; }
.sf-style-n { display: block; font-size: 15px; font-weight: 600; }
.sf-style-s { display: block; font-size: 12px; color: var(--sf-mut); margin-top: 3px; }

/* ── шаг 5: форма ── */
.sf-form { max-width: 520px; }
.sf-motiv { background: var(--sf-soft); border-radius: 12px; padding: 14px 16px; font-size: 14px;
  color: var(--sf-mut); margin: 0 0 18px; }
.sf-motiv b { color: var(--sf-ink); }
.sf-lbl { display: block; font-size: 13px; color: var(--sf-mut); margin-bottom: 14px; }
.sf-lbl input, .sf-lbl textarea { display: block; width: 100%; margin-top: 6px; padding: 11px 13px;
  border: 1px solid var(--sf-line); border-radius: 10px; font: inherit; font-size: 15px; color: var(--sf-ink);
  background: #fff; }
.sf-lbl input:focus, .sf-lbl textarea:focus { outline: none; border-color: var(--sf-wine); }
.sf-consent { display: grid; grid-template-columns: auto 1fr; gap: 9px; align-items: start;
  font-size: 12px; line-height: 1.45; color: var(--sf-mut); }
.sf-consent input { margin: 2px 0 0; }
.sf-consent a { color: var(--sf-wine); }
.sf-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

/* ── результат ── */
.sf-prog { display: flex; align-items: center; gap: 12px; padding: 26px; border: 1px solid var(--sf-line);
  border-radius: 14px; background: var(--sf-soft); font-size: 15px; color: var(--sf-mut); }
.sf-spin { width: 20px; height: 20px; flex: none; border: 2px solid rgba(0,0,0,.14);
  border-top-color: var(--sf-wine); border-radius: 50%; animation: sfspin 1s linear infinite; }
@keyframes sfspin { to { transform: rotate(360deg); } }
.sf-results { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.sf-res { margin: 0; }
.sf-cmp { position: relative; border-radius: 12px; overflow: hidden; touch-action: none; cursor: ew-resize;
  background: var(--sf-soft); }
.sf-cmp img { display: block; width: 100%; height: auto; }
.sf-cmp .sf-before { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.sf-cmp-h { position: absolute; top: 0; bottom: 0; width: 2px; background: #fff; left: 50%;
  box-shadow: 0 0 0 1px rgba(0,0,0,.18); pointer-events: none; }
.sf-res figcaption { display: flex; justify-content: space-between; gap: 10px; font-size: 13px;
  color: var(--sf-mut); padding-top: 8px; }
.sf-dl { color: var(--sf-wine); }
.sf-limit { border: 1px solid var(--sf-line); border-radius: 14px; padding: 20px; background: var(--sf-soft); }
.sf-limit p { margin: 6px 0 0; font-size: 14px; color: var(--sf-mut); }

/* ── закреплённая панель-сводка (ТЗ §2) ── */
.sf-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: rgba(255,255,255,.97);
  border-top: 1px solid var(--sf-line); backdrop-filter: blur(8px); }
.sf-bar-in { max-width: 1180px; margin: 0 auto; padding: 12px 20px; display: flex; align-items: center;
  justify-content: space-between; gap: 18px; }
/* справа внизу висит кнопка Алины — без запаса кнопка «Начать генерацию» уходит под неё */
@media (min-width: 861px) { .sf-bar-in { padding-right: 150px; } }
.sf-bar-txt { display: flex; flex-direction: column; min-width: 0; }
.sf-bar-txt b { font-size: 15px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sf-bar-txt span { font-size: 13px; color: var(--sf-mut); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sf-go[disabled] { opacity: .45; cursor: not-allowed; }

@media (max-width: 860px) {
  .sf-branches { grid-template-columns: 1fr; }
  .sf-or { padding: 6px 0; }
  .sf-or::before { top: 50%; bottom: auto; left: 0; right: 0; width: auto; height: 1px; }
  .sf-rooms { grid-template-columns: repeat(2, 1fr); }
  .sf-prods { grid-template-columns: 1fr; }
  .sf-h { font-size: 19px; }
  .sf-bar-in { padding: 10px 14px; gap: 10px; }
  .sf-bar-txt b { font-size: 13px; }
  .sf-bar-txt span { font-size: 11px; }
  .sf-go { padding: 10px 14px; font-size: 14px; }
}

/* Аудит 07.09 (Скай 🟠8): cookie-баннер садился на липкую панель .sf-bar — поднимаем над ней */
.cookie-banner { bottom: calc(18px + 68px); }
@media (max-width: 520px) { .cookie-banner { bottom: 82px; } body.cookie-open .float { bottom: 160px; } }