.rf{
  --paper:#E7E9E3;
  --paper-2:#EFF1EC;
  --sheet:#FAFBF8;
  --surface:#F4F5F1;
  --ink:#14181A;
  --ink-2:#4B5453;
  --ink-3:#7E8683;
  --rule:#CCD1C9;
  --rule-2:#B3B9B0;
  --poche:#252C2D;
  --poche-line:#0F1314;
  --floor-alpha:1;
  --shadow:0 1px 2px rgba(20,24,26,.06), 0 8px 24px -16px rgba(20,24,26,.35);
  --view-filter:none;
  --accent:#5E6B80;
  --accent-soft:rgba(94,107,128,.13);
  --focus:#1F5FA8;
  --neg:#9A5A4E;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]) .rf{
    --paper:#111516;
    --paper-2:#171C1D;
    --sheet:#1B2122;
    --surface:#1E2425;
    --ink:#E8EAE4;
    --ink-2:#A7AFAC;
    --ink-3:#79817E;
    --rule:#2C3334;
    --rule-2:#3D4647;
    --poche:#333C3D;
    --poche-line:#5F6A6B;
    --floor-alpha:.5;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 8px 28px -18px rgba(0,0,0,.9);
    --view-filter:brightness(.58) saturate(.9);
    --accent:#A8B6CC;
    --accent-soft:rgba(168,182,204,.14);
    --focus:#7FB3D6;
    --neg:#D08E80;
  }
}
:root[data-theme="dark"] .rf{
  --paper:#111516;
  --paper-2:#171C1D;
  --sheet:#1B2122;
  --surface:#1E2425;
  --ink:#E8EAE4;
  --ink-2:#A7AFAC;
  --ink-3:#79817E;
  --rule:#2C3334;
  --rule-2:#3D4647;
  --poche:#333C3D;
  --poche-line:#5F6A6B;
  --floor-alpha:.5;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 8px 28px -18px rgba(0,0,0,.9);
  --accent:#A8B6CC;
  --accent-soft:rgba(168,182,204,.14);
  --focus:#7FB3D6;
  --neg:#D08E80;
}

*{box-sizing:border-box}
.rf{
  max-width:1280px;margin:0 auto;
  padding:clamp(28px,5vw,72px) clamp(16px,4vw,40px) clamp(48px,7vw,96px);
  background:var(--paper);
  color:var(--ink);
  font-family:"Golos Text","Golos UI",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:15.5px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
.rf *{box-sizing:border-box}
.mono{font-family:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.rf-eyebrow{
  display:flex;align-items:center;gap:12px;
  font-family:"IBM Plex Mono",ui-monospace,monospace;
  font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);
  margin:0 0 18px;
}
.rf-eyebrow::after{content:"";flex:1;height:1px;background:var(--rule)}
.rf-title{
  font-size:clamp(30px,4.6vw,56px);line-height:1.04;font-weight:700;letter-spacing:-.025em;
  margin:0 0 20px;max-width:19ch;text-wrap:balance;
}
.rf-title em{font-style:normal;color:var(--ink-3)}
.rf-deck{max-width:62ch;color:var(--ink-2);font-size:clamp(15.5px,1.5vw,18px);line-height:1.6;margin:0}
.rf-deck b{color:var(--ink);font-weight:600}

/* ---------- format ladder ---------- */
.rf-ladder{
  margin:clamp(30px,4vw,52px) 0 0;
  display:grid;grid-template-columns:repeat(6,minmax(0,1fr));
  border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
}
.rf-tab{
  appearance:none;background:none;border:0;border-right:1px solid var(--rule);
  padding:16px 14px 18px;text-align:left;cursor:pointer;color:var(--ink-3);
  display:flex;flex-direction:column;gap:5px;position:relative;
  font-family:inherit;transition:color .18s ease,background .18s ease;
}
.rf-tab:last-child{border-right:0}
.rf-tab::before{
  content:"";position:absolute;left:-1px;right:-1px;top:-1px;height:2px;background:var(--tabc);
  transform:scaleX(0);transform-origin:left;transition:transform .28s cubic-bezier(.2,.7,.3,1);
}
.rf-tab:hover{color:var(--ink-2);background:var(--paper-2)}
.rf-tab[aria-selected="true"]{color:var(--ink);background:var(--sheet)}
.rf-tab[aria-selected="true"]::before{transform:scaleX(1)}
.rf-tab:focus-visible{outline:2px solid var(--focus);outline-offset:-3px}
.rf-tab-name{font-size:17px;font-weight:600;letter-spacing:-.01em;color:currentColor}
.rf-tab[aria-selected="true"] .rf-tab-name{color:var(--tabc)}
.rf-tab-tag{font-size:11.5px;line-height:1.3;color:var(--ink-3)}
.rf-tab-price{font-family:"IBM Plex Mono",monospace;font-size:12px;font-variant-numeric:tabular-nums;color:var(--ink-3);margin-top:2px}

/* ---------- main split ---------- */
.rf-main{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,1fr);gap:clamp(20px,3vw,40px);margin-top:clamp(22px,3vw,36px);align-items:start}

/* ---------- sheet / plan ---------- */
.rf-sheet{background:var(--sheet);border:1px solid var(--rule);box-shadow:var(--shadow);position:relative}
.rf-sheet-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:12px 16px;border-bottom:1px solid var(--rule);flex-wrap:wrap}
.rf-sheet-head .mono{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.rf-plan-wrap{padding:10px 12px 0}
svg.rf-plan{display:block;width:100%;height:auto}
.rf-room{cursor:default;transition:opacity .2s ease}
.rf-room-hit{cursor:pointer}
.rf-room-hit:focus-visible{outline:none;stroke:var(--focus);stroke-width:40}
.rf-room:focus-visible{outline:none}
.rf-room:focus-visible .rf-room-floor{stroke:var(--focus);stroke-width:40}
.rf-plan.dim .rf-room:not(.is-hot){opacity:.45}

.rf-readout{
  display:flex;gap:10px;align-items:baseline;flex-wrap:wrap;
  padding:11px 16px;border-top:1px solid var(--rule);min-height:44px;
  font-size:13px;color:var(--ink-2);
}
.rf-readout strong{color:var(--ink);font-weight:600}
.rf-readout .mono{font-size:12px;color:var(--ink-3)}

.rf-stamp{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  border-top:1px solid var(--rule);
}
.rf-stamp div{padding:10px 14px;border-right:1px solid var(--rule)}
.rf-stamp div:last-child{border-right:0}
.rf-stamp dt{font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);margin:0 0 3px}
.rf-stamp dd{margin:0;font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}

/* ---------- layers ---------- */
.rf-layers{margin-top:14px;border:1px solid var(--rule);background:var(--paper-2)}
.rf-layers-head{padding:10px 14px 8px;border-bottom:1px solid var(--rule);font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3)}
.rf-layer-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;background:var(--rule)}
.rf-layer{background:var(--paper-2);display:flex;gap:9px;align-items:flex-start;padding:10px 13px;cursor:pointer;font-size:13px;line-height:1.35}
.rf-layer input{margin:2px 0 0;accent-color:var(--accent);width:14px;height:14px;flex:none}
.rf-layer.off{cursor:not-allowed;color:var(--ink-3)}
.rf-layer.off .rf-layer-name{text-decoration:line-through;text-decoration-thickness:1px}
.rf-layer-name{font-weight:500}
.rf-layer small{display:block;color:var(--ink-3);font-size:11.5px;line-height:1.35;margin-top:1px}

/* ---------- spec panel ---------- */
.rf-spec{display:flex;flex-direction:column;gap:0}
.rf-spec-top{border-top:2px solid var(--accent);padding-top:18px}
.rf-spec-name{font-size:clamp(26px,3.2vw,38px);font-weight:700;letter-spacing:-.025em;line-height:1.05;margin:0}
.rf-spec-tag{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.13em;text-transform:uppercase;color:var(--accent);margin:0 0 10px}
.rf-spec-lead{font-size:16.5px;line-height:1.5;color:var(--ink);margin:10px 0 0;max-width:52ch}

.rf-price{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin:20px 0 0;padding:14px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.rf-price-num{font-family:"IBM Plex Mono",monospace;font-size:clamp(24px,3vw,32px);font-weight:500;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.rf-price-unit{font-size:13px;color:var(--ink-2)}
.rf-price-note{flex:1 0 100%;font-size:12.5px;color:var(--ink-3);margin-top:2px}

.rf-quote{
  margin:20px 0 0;padding:14px 16px;background:var(--accent-soft);
  border-left:2px solid var(--accent);
  font-size:15px;line-height:1.5;color:var(--ink);
}
.rf-quote span{display:block;margin-top:6px;font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}

.rf-groups{margin:22px 0 0;display:flex;flex-direction:column;gap:16px}
.rf-group h4{margin:0 0 7px;font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);font-weight:500}
.rf-group ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:6px}
.rf-group li{position:relative;padding-left:17px;font-size:14.2px;line-height:1.45;color:var(--ink-2)}
.rf-group li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:1px;background:var(--accent)}
.rf-group li b{color:var(--ink);font-weight:600}

.rf-excl{margin:20px 0 0;padding:13px 15px;border:1px dashed var(--rule-2);font-size:13.5px;line-height:1.5;color:var(--ink-2)}
.rf-excl b{display:block;color:var(--ink);font-weight:600;margin-bottom:4px;font-size:13px}

.rf-fit{margin:16px 0 0;font-size:14px;line-height:1.5;color:var(--ink-2)}
.rf-fit b{color:var(--ink)}

.rf-swatches{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--rule);border:1px solid var(--rule);margin:20px 0 0}
.rf-sw{background:var(--sheet);padding:9px 10px 10px}
.rf-sw i{display:block;height:26px;border:1px solid rgba(0,0,0,.14);margin-bottom:7px}
.rf-sw dt{font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--ink-3)}
.rf-sw dd{margin:1px 0 0;font-size:12.3px;line-height:1.3;color:var(--ink-2)}

/* ---------- comparison ---------- */
.rf-block{margin-top:clamp(48px,6vw,84px)}
.rf-h3{font-size:clamp(21px,2.4vw,28px);font-weight:700;letter-spacing:-.02em;margin:0 0 6px;text-wrap:balance}
.rf-sub{color:var(--ink-2);margin:0 0 22px;max-width:60ch;font-size:15px}
.rf-tablewrap{overflow-x:auto;border:1px solid var(--rule);background:var(--sheet)}
table.rf-table{border-collapse:collapse;width:100%;min-width:900px;font-size:13.2px}
.rf-table th,.rf-table td{padding:11px 13px;text-align:left;border-bottom:1px solid var(--rule);vertical-align:top;line-height:1.4}
.rf-table thead th{position:sticky;top:0;background:var(--surface);font-size:12px;font-weight:600;letter-spacing:-.005em;border-bottom:1px solid var(--rule-2);white-space:nowrap}
.rf-table thead th span{display:block;font-family:"IBM Plex Mono",monospace;font-size:10.5px;font-weight:400;color:var(--ink-3);letter-spacing:.04em}
.rf-table tbody th{font-weight:500;color:var(--ink-3);white-space:nowrap;font-size:12px;font-family:"IBM Plex Mono",monospace;letter-spacing:.05em;text-transform:uppercase}
.rf-table td{color:var(--ink-2)}
.rf-table tr:last-child th,.rf-table tr:last-child td{border-bottom:0}
.rf-table td.on{color:var(--ink)}
.rf-table col.hi{background:var(--accent-soft)}

/* ---------- picker ---------- */
.rf-fork{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1px;background:var(--rule);border:1px solid var(--rule)}
.rf-fork-q{background:var(--sheet);padding:16px 16px 18px;display:flex;flex-direction:column;gap:8px}
.rf-fork-q p{margin:0;font-size:14.5px;line-height:1.45;font-weight:500}
.rf-fork-q .mono{font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3)}
.rf-fork-a{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto;padding-top:4px}
.rf-jump{
  appearance:none;font-family:inherit;font-size:12.5px;padding:5px 11px;cursor:pointer;
  background:transparent;border:1px solid var(--rule-2);color:var(--ink-2);border-radius:999px;
  transition:border-color .15s ease,color .15s ease,background .15s ease;
}
.rf-jump:hover{border-color:var(--jc);color:var(--jc);background:var(--paper-2)}
.rf-jump:focus-visible{outline:2px solid var(--focus);outline-offset:2px}

/* ---------- faq ---------- */
.rf-faq{border-top:1px solid var(--rule)}
.rf-faq details{border-bottom:1px solid var(--rule)}
.rf-faq summary{
  padding:15px 34px 15px 0;cursor:pointer;list-style:none;position:relative;
  font-size:15.5px;font-weight:500;line-height:1.4;
}
.rf-faq summary::-webkit-details-marker{display:none}
.rf-faq summary::after{
  content:"";position:absolute;right:6px;top:calc(50% - 1px);width:13px;height:1px;background:var(--ink-3);
}
.rf-faq summary::before{
  content:"";position:absolute;right:12px;top:calc(50% - 7px);width:1px;height:13px;background:var(--ink-3);
  transition:transform .2s ease;
}
.rf-faq details[open] summary::before{transform:scaleY(0)}
.rf-faq summary:focus-visible{outline:2px solid var(--focus);outline-offset:-2px}
.rf-faq p{margin:0 0 16px;max-width:66ch;color:var(--ink-2);font-size:14.5px;line-height:1.6}

/* ---------- cta ---------- */
.rf-cta{
  margin-top:clamp(40px,5vw,64px);border:1px solid var(--rule-2);background:var(--sheet);
  padding:clamp(22px,3.5vw,36px);display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);
  gap:clamp(18px,3vw,40px);align-items:center;
}
.rf-cta h3{margin:0 0 8px;font-size:clamp(19px,2.2vw,25px);font-weight:700;letter-spacing:-.02em;text-wrap:balance}
.rf-cta p{margin:0;color:var(--ink-2);font-size:14.8px;line-height:1.55;max-width:52ch}
.rf-cta-act{display:flex;flex-direction:column;gap:9px}
.rf-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:inherit;font-size:15px;font-weight:600;padding:13px 20px;cursor:pointer;
  background:var(--ink);color:var(--paper);border:1px solid var(--ink);
  transition:opacity .15s ease;
}
.rf-btn:hover{opacity:.86}
.rf-btn.ghost{background:transparent;color:var(--ink);border-color:var(--rule-2)}
.rf-btn.ghost:hover{border-color:var(--ink);opacity:1}
.rf-btn:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.rf-fine{font-size:12px;color:var(--ink-3);line-height:1.45;margin:2px 0 0}

.rf-foot{margin-top:26px;font-size:12px;color:var(--ink-3);line-height:1.55;max-width:78ch}


/* ---------- перспектива ---------- */
.rf-viewbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:10px 14px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);background:var(--surface)}
.rf-viewbar .mono{font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3);margin-right:2px}
.rf-chip{appearance:none;font-family:inherit;font-size:12.5px;padding:4px 10px;cursor:pointer;background:transparent;border:1px solid var(--rule-2);color:var(--ink-2);border-radius:999px;transition:.15s ease}
.rf-chip:hover{border-color:var(--accent);color:var(--ink)}
.rf-chip[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--sheet)}
.rf-chip:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.rf-view{position:relative;background:var(--surface);overflow:hidden}
.rf-view svg{display:block;width:100%;height:auto;filter:var(--view-filter)}
.rf-view img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover}
.rf-view .swap{position:absolute;inset:0}
.rf-view-note{position:absolute;left:12px;bottom:10px;font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:#2a2f30;background:rgba(255,255,255,.72);padding:3px 8px;backdrop-filter:blur(2px)}

@media (max-width:1020px){
  .rf-main{grid-template-columns:1fr}
  .rf-ladder{grid-template-columns:repeat(3,minmax(0,1fr))}
  .rf-tab:nth-child(3){border-right:0}
  .rf-tab:nth-child(-n+3){border-bottom:1px solid var(--rule)}
}
@media (max-width:640px){
  .rf-ladder{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rf-tab:nth-child(3){border-right:1px solid var(--rule)}
  .rf-tab:nth-child(2n){border-right:0}
  .rf-tab:nth-child(-n+4){border-bottom:1px solid var(--rule)}
  .rf-stamp{grid-template-columns:repeat(3,minmax(0,1fr))}
  .rf-stamp div{padding:10px 8px}
  .rf-stamp dd{font-size:13px}
  .rf-swatches{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rf-cta{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}

/* ---- Подгонка блока под палитру сайта Danelis (тёмно-синяя тема) ---- */
:root[data-theme="dark"] .rf, .rf{
  --paper:#0a0f18;
  --paper-2:#0e1420;
  --sheet:#111a2b;
  --surface:#141d31;
  --ink:#eef1f7;
  --ink-2:#9aa6bd;
  --ink-3:#6c778f;
  --rule:rgba(255,255,255,.10);
  --rule-2:rgba(255,255,255,.20);
  --poche:#1b2540;
  --poche-line:#46557a;
  --floor-alpha:.5;
  --focus:#8fb0ff;
  --neg:#e5687a;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 34px -20px rgba(0,0,0,.9);
  --view-filter:none;
  font-family:"Manrope","Golos Text",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
}
.rf .rf-title,.rf .rf-h3{font-family:"Unbounded","Golos Text",sans-serif;letter-spacing:-.03em}
.rf{max-width:1240px;margin:0 auto;padding:0 28px}
@media(max-width:640px){.rf{padding:0 20px}}