.rf {
  --navy:#18333E; --deep:#134A62; --blue:#1A8FC4; --blue-dk:#14739E;
  --tint:#E8F4F9; --tint2:#D3E9F3; --surface:#F4F7F9; --white:#FFFFFF;
  --ink:#16262E; --body:#4A5A63; --muted:#7C8C95; --rule:#E1E7EB; --rule2:#CFD9DF;
  --sans: Roboto, "Helvetica Neue", Arial, system-ui, sans-serif;
  --head: Montserrat, "Segoe UI Semibold", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Roboto Mono", Menlo, Consolas, monospace;
  font-family: var(--sans); color: var(--body); font-size: 15px; line-height: 1.6;
}
.rf * { box-sizing: border-box; }
.rf *:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.rf-head { text-align: center; margin-bottom: 28px; }
.rf-title {
  font-family: var(--head); font-size: clamp(21px, 2.4vw, 27px); line-height: 1.2;
  letter-spacing: -.015em; font-weight: 600; color: var(--ink); margin: 0 0 10px; text-wrap: balance;
}
.rf-head p { margin: 0 auto; max-width: 82ch; font-size: 14.5px; line-height: 1.62; }
.rf-shop { display: grid; grid-template-columns: 255px minmax(0, 1fr); gap: 26px; align-items: start; }
.rf .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--sans); font-size: 13.5px; font-weight: 500; padding: 12px 21px;
  border-radius: 4px; border: 1px solid transparent; text-decoration: none; cursor: pointer;
  transition: all .15s ease;
}
.rf .btn-primary { background: var(--blue); color: #fff; }
.rf .btn-primary:hover { background: var(--blue-dk); }
.rf .btn-dark { background: var(--navy); color: #fff; }
.rf .btn-dark:hover { background: #0F252E; }
.rf .btn-ghost { background: transparent; color: var(--deep); border-color: var(--rule2); }
.rf .btn-ghost:hover { border-color: var(--blue); color: var(--blue); }
.rf .btn-sm { padding: 9px 16px; font-size: 12.5px; }
.rf .filters { position: sticky; top: 14px; }
.rf .fgroup {
  border: 1px solid var(--rule2); border-radius: 3px; margin-bottom: 8px;
  background: var(--white); overflow: hidden;
}
.rf .fgroup > summary {
  list-style: none; cursor: pointer; background: #EDEFF1; padding: 7px 10px;
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 700; color: var(--ink); font-family: var(--sans);
}
.rf .fgroup > summary::-webkit-details-marker { display: none; }
.rf .fgroup > summary .car { font-size: 9px; color: var(--body); transition: transform .15s ease; }
.rf .fgroup[open] > summary .car { transform: rotate(180deg); }
.rf .fbody { padding: 9px 10px 11px; }
.rf .fopt {
  display: flex; align-items: flex-start; gap: 7px; flex-wrap: wrap;
  font-size: 12px; line-height: 1.45; padding: 2.5px 0; cursor: pointer; color: var(--body);
}
.rf .fopt input { margin: 2.5px 0 0; accent-color: var(--blue); flex: none; width: 12px; height: 12px; }
.rf .fopt .n {
  margin-left: auto; color: var(--ink); font-variant-numeric: tabular-nums;
  font-weight: 600; font-size: 11.5px; padding-left: 6px;
}
.rf .fopt:hover { color: var(--ink); }
.rf .fopt.is-empty { display: none; }
.rf .fopt.is-empty .n { font-weight: 400; }
.rf .reset {
  display: inline-block; background: var(--blue); color: #fff; border: none; border-radius: 3px;
  font-family: var(--sans); font-size: 12px; font-weight: 500; padding: 8px 14px; cursor: pointer;
}
.rf .reset:hover { background: var(--blue-dk); }
.rf .shop-bar {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  flex-wrap: wrap; margin-bottom: 15px;
}
.rf .shop-bar .cnt { font-size: 13px; color: var(--body); }
.rf .sorter { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--muted); white-space: nowrap; flex: none; }
.rf .sorter label { white-space: nowrap; flex: none; }
.rf .sorter select {
  font-family: var(--sans); font-size: 12.5px; padding: 6px 9px; border: 1px solid var(--rule2);
  border-radius: 3px; background: var(--white); color: var(--ink); min-width: 0; max-width: 220px;
}
.rf .chips-row { margin-bottom: 14px; }
.rf .chips-row[hidden] { display: none; }
.rf .chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--tint); border: 1px solid var(--tint2); color: var(--deep);
  border-radius: 20px; padding: 4px 11px; margin: 0 6px 6px 0;
  font-size: 12px; font-weight: 500;
}
.rf .chip i { font-style: normal; cursor: pointer; color: var(--blue); font-size: 14px; line-height: 1; }
.rf .chip i:hover { color: var(--blue-dk); }
.rf .pgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(265px, 1fr)); gap: 16px; }
.rf .pcard {
  display: flex; flex-direction: column; background: var(--white); border: 1px solid var(--rule);
  border-radius: 4px; overflow: hidden;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.rf .pcard:hover { border-color: var(--blue); box-shadow: 0 10px 24px -16px rgba(19, 74, 98, .5); }
.rf .pcard[hidden] { display: none; }
.rf .pgrid[hidden] { display: none; }
.rf .pshot {
  position: relative; aspect-ratio: 4 / 3; border-bottom: 1px solid var(--rule);
  background: linear-gradient(160deg, #EFF5F8 0%, #DDE9F1 100%);
  display: flex; align-items: center; justify-content: center; color: var(--deep); overflow: hidden;
}
.rf .pshot img { width: 100%; height: 100%; object-fit: cover; display: block; background: #EDF2F5; transition: transform .25s ease; }
.rf .pcard:hover .pshot img { transform: scale(1.03); }
.rf .pshot svg { height: 112px; width: auto; opacity: .55; }
.rf .cond-tag {
  position: absolute; top: 9px; left: 9px; z-index: 2;
  font-size: 9.5px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase;
  padding: 3px 7px; border-radius: 2px; background: var(--white);
  border: 1px solid var(--rule2); color: var(--body);
}
.rf .cond-tag.new { background: var(--blue); border-color: var(--blue); color: #fff; }
.rf .cond-tag.reg { background: var(--deep); border-color: var(--deep); color: #fff; }
.rf .pbody { padding: 11px 13px 0; flex: 1; display: flex; flex-direction: column; }
.rf .sku { font-family: var(--mono); font-size: 9.5px; letter-spacing: .07em; color: var(--muted); margin-bottom: 5px; }
.rf .pbody .card-title {
  font-family: var(--sans); font-size: 13.5px; font-weight: 500; line-height: 1.38;
  color: var(--ink); margin: 0 0 7px; min-height: 2.76em;
}
.rf .pbody .card-title a { color: inherit; text-decoration: none; }
.rf .pbody .card-title a:hover { color: var(--blue); text-decoration: underline; }
.rf .headline {
  font-family: var(--head); font-size: 15px; font-weight: 700; color: var(--deep);
  margin-bottom: 3px; font-variant-numeric: tabular-nums;
}
.rf .subline { font-size: 11.5px; color: var(--muted); margin-bottom: 11px; font-variant-numeric: tabular-nums; }
.rf .pfoot { padding: 0 13px 13px; margin-top: auto; }
.rf .pfoot .btn { width: 100%; }
.rf .see-more { display: flex; justify-content: center; padding-top: 26px; }
.rf .see-more[hidden] { display: none; }
.rf .see-more .btn.is-loading { display: inline-flex; align-items: center; gap: 8px; opacity: .8; cursor: progress; }
.rf .see-more .btn.is-loading::before {
  content: ""; width: 14px; height: 14px; flex: 0 0 14px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.35); border-top-color: #fff; display: inline-block;
  animation: rf-spin .7s linear infinite;
}
@keyframes rf-spin { to { transform: rotate(360deg); } }
.rf .empty-state {
  border: 1px dashed var(--rule2); border-radius: 6px; background: var(--white);
  padding: 44px 30px; text-align: center;
}
.rf .empty-state[hidden] { display: none; }
.rf .empty-state .empty-title {
  font-family: var(--head); font-size: 17px; font-weight: 600; color: var(--ink); margin: 0 auto 9px; max-width: 54ch; line-height: 1.4;
}
.rf .empty-state p { margin: 0 auto 20px; max-width: 54ch; font-size: 14px; line-height: 1.6; }
.rf .empty-state .acts { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
@media (max-width: 900px) {
  .rf-shop { grid-template-columns: 1fr; }
  .rf .filters { position: static; }
}
@media (prefers-reduced-motion: reduce) {
  .rf * { transition: none !important; }
  .rf .pcard:hover .pshot img { transform: none; }
}