/* ==========================================================================
   Dāstān BLEND page (/blend): the finder (two sliders) and the five blend cards. Loaded after chrome.css and listing.css (tokens, hero, bands, footer).
   Hand-maintained and fluid (the earlier artboard-scaled copy of the Illustrator layout is gone). Behaviour: blend.js.
   Sections: 1 finder, 2 blend cards, 3 tablet / phone, 4 Persian.
   ========================================================================== */

/* 1. finder: hint + two sliders. The track is a flat bar, the handle a cream disc; the real <input type=range> sits invisibly on top and takes mouse, touch and keys ------- */
.bl-finder{margin-top:clamp(28px,4vw,56px)}
.bl-hint{font:400 clamp(14px,1.5vw,22px)/1.2 var(--nian);color:var(--th-fg);opacity:.88}
.bl-slider{--hd:clamp(32px,3.2vw,46px);position:relative;direction:ltr;margin-top:clamp(18px,2.6vw,36px)}
.bl-sl-row{display:flex;justify-content:space-between;gap:16px;font:700 clamp(14px,1.45vw,22px)/1.3 var(--nian);color:var(--th-fg)}
.bl-sl-row span{unicode-bidi:isolate}
.bl-sl-track{position:relative;height:clamp(52px,4.2vw,60px);touch-action:pan-y;cursor:grab;-webkit-tap-highlight-color:transparent}
.bl-sl-track.is-drag{cursor:grabbing}
.track-m{position:absolute;left:calc(var(--hd) / 2);right:calc(var(--hd) / 2);top:50%;height:clamp(8px,.9vw,13px);margin-top:calc(clamp(8px,.9vw,13px) / -2);border-radius:99px;background:linear-gradient(90deg,var(--coral),var(--mint))}
.bl-slider[data-slider=bitter] .track-m{background:linear-gradient(90deg,var(--green),var(--mint))}
.handle{position:absolute;left:calc(var(--hd) / 2 + (100% - var(--hd)) * var(--p));top:50%;width:var(--hd);height:var(--hd);margin:calc(var(--hd) / -2) 0 0 calc(var(--hd) / -2);border-radius:50%;background:var(--cream);pointer-events:none}
.bl-slider:hover .handle{scale:1.08}
/* the handle: a cream disc inside a coral ring on green (the owner's drawing); held, the whole thing grows */
.handle{background:var(--green);box-shadow:inset 0 0 0 clamp(3px,.3vw,4px) var(--coral);transition:scale .3s cubic-bezier(.3,1.5,.5,1)}
.handle:after{content:"";position:absolute;inset:26%;border-radius:50%;background:var(--cream)}
.bl-sl-track.is-drag .handle{scale:1.4}
@media (prefers-reduced-motion:reduce){.handle{transition:none}}
.bl-slider input{position:absolute;left:0;top:0;width:100%;height:100%;margin:0;opacity:0;pointer-events:none;-webkit-appearance:none;appearance:none;background:transparent;touch-action:pan-y}
.bl-slider input:active{cursor:grabbing}
.bl-slider input::-webkit-slider-thumb{-webkit-appearance:none;width:1px;height:44px}
.bl-slider input::-moz-range-thumb{width:1px;height:44px;border:0;background:transparent}
.bl-slider:focus-within .handle{outline:3px solid var(--mint);outline-offset:4px}

/* 2. blend cards: a responsive grid like the home page (coloured panel, pouch, name in the pixel face, ratio, short story, 1 kg price, link).
      Slider state: the nearest blend gets the MATCH badge and a lift, the others fade and drop their story (.is-dim); nothing is hidden from keyboard or screen readers except the story text. */
.ls-hero{padding-bottom:clamp(28px,4vw,56px)}
.bl-list{padding:0 var(--inset) var(--sec)}
.bl-status{min-height:1.5em;margin:0 0 clamp(12px,1.6vw,20px);font:700 clamp(15px,1.3vw,18px)/1.5 var(--nian);color:var(--th-fg);letter-spacing:.01em}
.bl-grid{--cols:5;--gap:clamp(12px,1.6vw,24px);list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:var(--gap)}
.bl-grid>.bc{flex:0 0 calc((100% - (var(--cols) - 1) * var(--gap)) / var(--cols))}
.bc{--c:var(--coral);--ink:#000;--focus:#000;position:relative;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto 1fr auto;gap:clamp(14px,1.6vw,22px);min-width:0;padding:clamp(18px,1.9vw,28px);background:var(--c);color:var(--ink);transition:opacity .35s ease,translate .35s cubic-bezier(.2,.8,.2,1),scale .35s ease,outline-color .2s}
.bc-coral{--c:var(--coral)}
.bc-mint{--c:var(--mint)}
.bc-green{--c:var(--green);--ink:var(--cream);--focus:var(--cream)}
.bc-cream{--c:var(--cream);--ink:var(--green);--focus:var(--green)}
.bc-pic{min-width:0;display:flex;justify-content:center;align-items:flex-end;height:clamp(230px,21vw,320px)}
.bc-pic img{min-width:0;display:block;height:100%;width:auto;max-width:100%;object-fit:contain;transition:translate .35s cubic-bezier(.2,.8,.2,1),scale .35s}
.bc:hover .bc-pic img{translate:0 -8px}
.bc-name{font:400 clamp(34px,3.6vw,56px)/1 var(--mc);letter-spacing:.005em;text-transform:uppercase;overflow-wrap:anywhere}
.bc-ratio{margin-top:10px;font:700 clamp(14px,1.2vw,17px)/1.2 var(--nian);letter-spacing:.02em;text-transform:uppercase;text-wrap:balance}
.bc-fold{display:grid;grid-template-rows:1fr;transition:grid-template-rows .45s cubic-bezier(.65,0,.35,1),opacity .3s}
.bc-fold>div{min-height:0;overflow:hidden}
.bc-story{margin-top:clamp(10px,1.2vw,16px);font:400 clamp(14px,1.15vw,17px)/1.3 var(--nian);display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;line-clamp:3;overflow:hidden}
.bc-foot{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:4px 14px;padding-top:12px;border-top:2px solid currentColor}
.bc-price{flex:0 0 100%;min-height:1.2em;font:400 clamp(14px,1.15vw,17px)/1.2 var(--mc);letter-spacing:.03em;white-space:nowrap;direction:ltr;unicode-bidi:isolate}
.bc-price:has(.pr-off){white-space:normal}
.bc-go{display:inline-flex;align-items:center;gap:12px;min-height:44px;font:400 clamp(14px,1.15vw,17px)/1 var(--mc);letter-spacing:.05em;text-transform:uppercase;margin-inline-start:0}
.bc-go:after{content:"";position:absolute;inset:0;z-index:1}
.bc-go:focus-visible{outline:0}
.bc:has(.bc-go:focus-visible){outline:3px solid var(--th-ring);outline-offset:4px}
.bc:hover .ls-ar{translate:5px 0}
html[dir=rtl] .bc:hover .ls-ar{translate:-5px 0}
.bc-badge{position:absolute;z-index:2;top:0;inset-inline-start:0;padding:8px 12px 6px;background:#000;color:var(--cream);font:400 13px/1 var(--mc);letter-spacing:.08em;text-transform:uppercase;pointer-events:none}
.bl-grid.is-found .bc.is-match{translate:0 -8px;outline:3px solid var(--th-ring);outline-offset:4px}
.bl-grid.is-found .bc.is-match{order:-1}
.bl-grid.is-found .bc.is-dim{opacity:.5;scale:.97}
.bl-grid.is-found .bc.is-dim:hover,.bl-grid.is-found .bc.is-dim:focus-within{opacity:.9}
.bl-grid.is-found .bc.is-dim .bc-fold{grid-template-rows:0fr;opacity:0;visibility:hidden;transition:grid-template-rows .45s cubic-bezier(.65,0,.35,1),opacity .2s,visibility 0s .45s}
.bl-grid.is-found .bc.is-dim .bc-pic img{scale:.9}
/* five cards: 5 in a row from 1280px, then 3 + 2 and 2 + 2 + 1 (an odd last row is centred; the matched card still moves first through order:-1) */
@media (min-width:1280px){.bc-name{font-size:clamp(30px,2.55vw,46px)}}
@media (max-width:1279px){.bc-pic{height:clamp(240px,24vw,340px)}}
/* below 1000 px the five blends are one swipe row: 3 cards on tablets, 2 on phones */
@media (max-width:999px){.bl-grid{--cols:3;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;overscroll-behavior-x:contain;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch;padding-top:12px;margin-top:-12px}.bl-grid::-webkit-scrollbar{display:none}.bl-grid>.bc{scroll-snap-align:start}.bc-pic{height:clamp(240px,34vw,340px)}}
/* phones: rows of two cards, wrapping (no swipe) */
@media (max-width:599px){.bl-grid{--cols:2;flex-wrap:wrap;justify-content:center;overflow:visible;scroll-snap-type:none;padding-top:0;margin-top:0}}


/* 4. phones: compact, two cards per row. Pouch on top, name, ratio, price and link; the story is left to the product page; tighter hero and finder ------------------------- */
@media (max-width:599px){
  .ls-hero{padding-bottom:20px}
  .ls-hero .pgsw{margin-bottom:16px}
  .ls-hero .ls-lead{margin-top:8px;font-size:14px;line-height:1.28}
  .bl-finder{margin-top:16px}
  .bl-slider{--hd:30px;margin-top:6px}
  .bl-sl-row{font-size:13px}
  .bl-sl-track{height:40px}
  .bl-list{padding-bottom:28px}
  .bl-status{min-height:0;margin-bottom:8px;font-size:14px}
  .bl-status:empty{display:none}
  .bl-grid{--gap:10px;gap:10px}
  .bc{grid-template-rows:auto 1fr auto;gap:6px;padding:10px}
  .bc-pic{height:112px;align-items:center}
  .bc-pic img{height:100%;width:auto;max-height:none}
  .bl-grid .bc-name{font-size:min(24px,15cqw)}
  .bc-ratio{margin-top:4px;font-size:11px;line-height:1.2}
  .bc-fold{display:none}
  .bc-foot{flex-direction:column;align-items:flex-start;gap:0;padding-top:8px;border-top-width:2px}
  .bc-price{flex:none;min-height:0;font-size:11px}
  .bc-price:empty{display:none}
  .bc-go{min-height:44px;font-size:11px;gap:8px}
  html[lang=fa] .bc-foot{direction:rtl}
  html[lang=fa] .bc-ratio{font-size:12px}
  .bl-grid.is-found .bc.is-match{translate:0}
  .bl-grid.is-found .bc.is-dim{scale:1}
}

/* 5. Persian ---------------------------------------------------------------------------------------------------------- */
html[lang=fa] .bc-ratio,html[lang=fa] .bc-go,html[lang=fa] .bc-price,html[lang=fa] .bc-badge{font-family:var(--nian);font-weight:900;letter-spacing:0;text-transform:none}
html[lang=fa] .bc-ratio{line-height:1.3;font-size:clamp(15px,1.35vw,20px)}
html[lang=fa] .bc-story{line-height:1.45}
html[lang=fa] .bl-sl-row{line-height:1.3}
html[dir=rtl] .bc-price{direction:rtl}
.bc-sold{position:absolute;z-index:2;top:0;inset-inline-end:0;padding:8px 12px 6px;background:var(--coral);color:#000;font:400 13px/1 var(--mc);letter-spacing:.08em;text-transform:uppercase;pointer-events:none}
.bc.is-sold .bc-pic img{opacity:.5;filter:grayscale(.6)}
html[lang=fa] .bc-sold{font-family:var(--nian);font-weight:900;letter-spacing:0;text-transform:none}
/* the blend name fits its card on one line at every width (5 cards in a row from 1000 px) */
.bc{container-type:inline-size}
.bc-name{white-space:nowrap;overflow-wrap:normal;font-size:min(46px,21cqw)}

/* the card's link sits at the END of the row (right in English, left in Persian), the way its arrow points */
.bc-go{margin-inline-start:auto}
@media (max-width:699px){.bc-go{align-self:flex-end;margin-inline-start:0}}