/* ============================================================
   QREC — Qatar Racing & Equestrian Club · The Auction Catalogue
   A WO! Studio case (Darkroom bar). Deep teal-black ground + bone,
   ONE teal accent + gold prestige detail. Newsreader × Space Mono
   × Cairo (Arabic). The real faceted horse-head lockup + the
   interlocking-diamond device. Centrepiece = the 126pg catalogue,
   presented in a depth slider with smart motion.
   ============================================================ */

:root{
  --ground:#0B1312;        /* deep teal-black */
  --ground-2:#10201D;      /* lifted panel */
  --ground-3:#081010;      /* darkest */
  --bone:#ECE7DB;          /* warm paper text */
  --bone-2:rgba(236,231,219,.60);
  --bone-faint:rgba(236,231,219,.48);
  --line:rgba(236,231,219,.13);
  --line-2:rgba(236,231,219,.07);
  --teal:#4FA39B;          /* on-dark accent (AA ~6.4:1) */
  --teal-deep:#2E6B6B;     /* the catalogue's diamond teal — fills/large */
  --gold:#C6A26A;          /* prestige detail */
  --gold-deep:#BC955C;     /* QREC house gold */
  --sand:#C9B79A;          /* Sadu warmth */
  --maroon:#8E1537;        /* QREC house maroon — Qatar nod, sparing */

  --f-serif:"Newsreader",Georgia,serif;
  --f-mono:"Space Mono",ui-monospace,monospace;
  --f-ar:"Cairo","Newsreader",sans-serif;

  --e:cubic-bezier(.16,1,.3,1);
  --e-io:cubic-bezier(.62,.04,.3,1);
  --pad:clamp(1.25rem,5vw,5.5rem);
  --maxw:1300px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;overflow-x:clip}
body.q{
  margin:0;background:var(--ground);color:var(--bone);
  font-family:var(--f-serif);font-weight:400;
  font-size:clamp(16px,1.05vw,18px);line-height:1.6;
  overflow-x:clip;                        /* clip, NOT hidden — keeps sticky alive */
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
.q.no-js [data-reveal],.q.no-js [data-split] .w{opacity:1;transform:none}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--teal-deep);color:var(--bone)}
.q-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
[lang="ar"]{font-family:var(--f-ar);font-weight:500;direction:rtl}

/* ---------- atmosphere ---------- */
.q-grain{position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.045;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size:200px}
.q-cursor{position:fixed;top:0;left:0;z-index:70;width:30px;height:30px;margin:-15px 0 0 -15px;pointer-events:none;opacity:0;
  transition:opacity .3s,width .25s var(--e),height .25s var(--e)}
.has-cursor .q-cursor{opacity:1}
.q-cursor i{position:absolute;inset:0;border:1px solid var(--teal);transform:rotate(45deg);transition:transform .3s var(--e)}
.q-cursor.is-hot{width:46px;height:46px}
.q-cursor.is-hot i{background:rgba(79,163,155,.1)}
@media (pointer:coarse){.q-cursor{display:none}}

.q-prog{position:fixed;top:0;left:0;right:0;height:2px;z-index:80;background:var(--line-2)}
.q-prog i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--teal-deep),var(--teal))}

/* ---------- nav ---------- */
.q-nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:clamp(.85rem,2vw,1.35rem) var(--pad);
  transition:transform .5s var(--e),opacity .5s var(--e);mix-blend-mode:difference}
.q-nav.is-hidden{transform:translateY(-115%);opacity:0}
.q-nav__back{display:inline-flex;align-items:center;gap:.55em;font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--bone)}
.q-nav__back svg{width:16px;height:16px;transition:transform .3s var(--e)}
.q-nav__back:hover svg{transform:translateX(-3px)}
.q-nav__id{text-align:right;line-height:1.25}
.q-nav__id b{display:block;font-family:var(--f-serif);font-weight:500;font-size:clamp(.85rem,1.4vw,1rem);letter-spacing:.01em;color:var(--bone)}
.q-nav__id span{font-family:var(--f-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--bone);opacity:.62}
.q-nav__short{display:none}
@media (max-width:620px){.q-nav__id b{font-size:.9rem}.q-nav__id>span{display:none}.q-nav__full{display:none}.q-nav__short{display:inline}}

/* ---------- reveal mechanics ---------- */
[data-reveal]{opacity:0;transform:translateY(26px);transition:opacity 1s var(--e),transform 1s var(--e)}
[data-reveal].in{opacity:1;transform:none}
[data-split] .w{display:inline-block;opacity:0;transform:translateY(.6em);transition:opacity .7s var(--e),transform .7s var(--e)}
[data-split].in .w{opacity:1;transform:none}

/* ---------- type primitives ---------- */
.q-k{font-family:var(--f-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--teal);margin:0;
  display:inline-flex;align-items:center;gap:.7em}
.q-k::before{content:"";width:22px;height:1px;background:var(--teal);opacity:.7}
.q-h{font-family:var(--f-serif);font-weight:400;line-height:1.04;letter-spacing:-.012em;margin:0;
  font-size:clamp(2rem,5vw,4rem)}
.q-h--xl{font-size:clamp(2.6rem,7vw,6.2rem);line-height:1.0}
.q-h--l{font-size:clamp(2rem,4.6vw,3.6rem)}
.q-h em{font-style:italic;color:var(--teal)}
.q-body{font-size:clamp(1.05rem,1.5vw,1.32rem);line-height:1.56;color:var(--bone-2);max-width:42ch;margin:0}
.q-body--wide{max-width:56ch}
.q-body em{font-style:italic;color:var(--bone)}
.q-wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--pad)}
.q-sec{position:relative;padding-block:clamp(5rem,13vh,11rem)}

/* the interlocking diamond device (echoes the catalogue emblem) */
.q-dia{display:inline-block;width:1em;height:1em;color:var(--teal);vertical-align:middle}
.q-dia svg{width:100%;height:100%;display:block;overflow:visible}

/* =====================================================================
   HERO — restrained negative-space editorial
   ===================================================================== */
.q-hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;
  padding:clamp(6rem,16vh,11rem) var(--pad) clamp(3rem,8vh,5rem);overflow:hidden}
.q-hero__watermark{position:absolute;right:-6%;top:50%;transform:translateY(-50%);width:min(58vw,720px);opacity:.06;
  color:var(--bone);pointer-events:none}
.q-hero__watermark svg{width:100%;height:auto;display:block}
.q-hero__in{position:relative;z-index:2;max-width:var(--maxw);margin-inline:auto;width:100%}
.q-hero__eyebrow{font-family:var(--f-mono);font-size:clamp(11px,1.2vw,13px);letter-spacing:.22em;text-transform:uppercase;
  color:var(--teal);margin:0 0 1.8rem;display:flex;align-items:center;gap:.8em;flex-wrap:wrap}
.q-hero__eyebrow i{font-style:normal;color:var(--bone-faint)}
.q-hero__title{font-family:var(--f-serif);font-weight:400;font-size:clamp(2.8rem,8.5vw,8rem);line-height:.98;letter-spacing:-.02em;margin:0;max-width:16ch}
.q-hero__title em{font-style:italic;color:var(--teal)}
.q-hero__sub{font-family:var(--f-serif);font-style:italic;font-size:clamp(1.2rem,2.4vw,1.9rem);color:var(--bone-2);
  margin:2rem 0 0;max-width:34ch;line-height:1.34}
.q-hero__ar{font-family:var(--f-ar);font-size:clamp(1rem,2vw,1.4rem);color:var(--gold);margin:1.2rem 0 0;opacity:.9}
.q-hero__cue{position:absolute;left:var(--pad);bottom:clamp(1.4rem,4vh,2.4rem);z-index:2;font-family:var(--f-mono);
  font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--bone-faint);display:flex;align-items:center;gap:.6em}
.q-hero__cue i{width:1px;height:30px;background:linear-gradient(var(--teal),transparent);display:inline-block;
  animation:qdrop 1.9s var(--e-io) infinite}
@keyframes qdrop{0%{transform:scaleY(0);transform-origin:top;opacity:0}40%{transform:scaleY(1);opacity:1}100%{transform:scaleY(1);transform-origin:bottom;opacity:0}}

/* =====================================================================
   CLIENT / CONTEXT
   ===================================================================== */
.q-client__grid{display:grid;gap:clamp(2rem,5vw,4rem);grid-template-columns:1fr;align-items:start}
.q-client__lead{font-family:var(--f-serif);font-weight:400;font-size:clamp(1.5rem,3vw,2.4rem);line-height:1.24;letter-spacing:-.01em;margin:1.4rem 0 0}
.q-client__lead em{font-style:italic;color:var(--teal)}
.q-lock{margin-top:clamp(2.4rem,6vh,4rem);max-width:min(90vw,520px)}
.q-lock svg,.q-lock img{width:100%;height:auto;display:block}
.q-lock figcaption{font-family:var(--f-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--bone-faint);margin-top:1rem}
.q-client__facts{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem 2rem;margin-top:1rem}
.q-fact b{display:block;font-family:var(--f-mono);font-size:clamp(1.3rem,2.4vw,1.9rem);color:var(--bone);letter-spacing:-.01em}
.q-fact span{font-family:var(--f-mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--bone-faint)}
@media (min-width:900px){.q-client__grid{grid-template-columns:1.2fr .8fr}}

/* =====================================================================
   SPINE — the strategy
   ===================================================================== */
.q-spine__lead{font-family:var(--f-serif);font-weight:400;font-size:clamp(1.8rem,4.4vw,3.4rem);line-height:1.12;letter-spacing:-.02em;margin:1.4rem 0 0;max-width:20ch}
.q-spine__lead em{font-style:italic;color:var(--teal)}
.q-spine__rows{display:grid;gap:0;margin-top:clamp(2.6rem,6vh,4rem)}
.q-srow{display:grid;grid-template-columns:auto 1fr;gap:clamp(1rem,3vw,2.4rem);align-items:baseline;
  padding-block:clamp(1.4rem,3.4vh,2.2rem);border-top:1px solid var(--line)}
.q-srow:last-child{border-bottom:1px solid var(--line)}
.q-srow__n{font-family:var(--f-mono);font-size:12px;color:var(--teal);letter-spacing:.04em}
.q-srow p{margin:0;font-size:clamp(1.05rem,1.6vw,1.32rem);line-height:1.5;color:var(--bone-2);max-width:52ch}
.q-srow p em{font-style:italic;color:var(--bone)}

/* =====================================================================
   THE LOT-PAGE SYSTEM — anatomy of one page
   ===================================================================== */
.q-sys__grid{display:grid;gap:clamp(2rem,5vw,4.5rem);grid-template-columns:1fr;align-items:center;margin-top:clamp(2.6rem,6vh,4rem)}
.q-sys__page{position:relative;justify-self:center;width:min(86vw,420px);border-radius:3px;overflow:hidden;
  box-shadow:0 40px 90px -40px rgba(0,0,0,.8),0 0 0 1px var(--line);background:#fff}
.q-sys__page img{width:100%;height:auto;display:block}
.q-sys__list{list-style:none;margin:0;padding:0;display:grid;gap:0}
.q-sys__list li{display:grid;grid-template-columns:auto 1fr;gap:1.1rem;padding-block:clamp(.9rem,2.2vh,1.4rem);border-top:1px solid var(--line)}
.q-sys__list li:last-child{border-bottom:1px solid var(--line)}
.q-sys__zone{font-family:var(--f-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--teal);padding-top:.25em;white-space:nowrap}
.q-sys__d b{font-family:var(--f-serif);font-size:clamp(1.05rem,1.7vw,1.25rem);color:var(--bone);display:block}
.q-sys__d span{font-size:.95rem;color:var(--bone-2);line-height:1.45}
@media (min-width:880px){.q-sys__grid{grid-template-columns:.85fr 1.15fr}}

/* =====================================================================
   THE CATALOGUE — depth slider (the centrepiece, smart motion)
   ===================================================================== */
.q-cat{position:relative;padding-block:clamp(4rem,10vh,8rem) clamp(5rem,13vh,11rem);overflow:hidden}
.q-cat__head{text-align:center;max-width:760px;margin:0 auto clamp(2.4rem,6vh,4rem)}
.q-cat__head .q-k{justify-content:center;display:inline-flex}
.q-cat__head .q-h{margin-top:1.2rem}

.q-slider{position:relative;perspective:2000px;user-select:none}
.q-slider__stage{position:relative;height:clamp(440px,66vh,780px);transform-style:preserve-3d;cursor:grab;touch-action:pan-y}
.q-slider__stage.is-drag{cursor:grabbing}
.q-slide{position:absolute;top:50%;left:50%;width:clamp(232px,28vw,372px);aspect-ratio:1298/1800;
  margin:0;transform-origin:center center;will-change:transform,opacity,filter;
  transition:transform .72s var(--e),opacity .72s var(--e),filter .72s var(--e)}
.q-slider__stage.is-drag .q-slide{transition:none}
.q-slide__inner{position:absolute;inset:0;overflow:hidden;border-radius:3px;background:#0e1a18;
  box-shadow:0 50px 110px -42px rgba(0,0,0,.9),0 0 0 1px rgba(236,231,219,.08)}
.q-slide img{position:absolute;inset:-4% 0;width:100%;height:108%;object-fit:cover;will-change:transform}
.q-slide__sheen{position:absolute;inset:0;pointer-events:none;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.07) 48%,transparent 66%);opacity:0;transition:opacity .6s var(--e)}
.q-slide.is-active .q-slide__sheen{opacity:1}

.q-slider__ui{display:flex;align-items:center;justify-content:center;gap:clamp(1.4rem,4vw,2.6rem);margin-top:clamp(1.8rem,4vh,2.6rem)}
.q-snav{width:48px;height:48px;flex:0 0 auto;border:1px solid var(--line);background:transparent;color:var(--bone);
  border-radius:50%;display:grid;place-items:center;cursor:pointer;transition:border-color .3s,background .3s,color .3s}
.q-snav:hover{border-color:var(--teal);color:var(--teal)}
.q-snav svg{width:18px;height:18px}
.q-slider__meta{text-align:center;min-width:min(60vw,300px)}
.q-counter{display:block;font-family:var(--f-mono);font-size:12px;letter-spacing:.16em;color:var(--teal)}
.q-counter b{color:var(--bone)}
.q-slidename{display:block;font-family:var(--f-serif);font-style:italic;font-size:clamp(1rem,1.8vw,1.35rem);color:var(--bone);margin-top:.4em;min-height:1.5em;transition:opacity .25s var(--e)}
.q-slider__rail{display:flex;justify-content:center;gap:7px;margin-top:1.6rem;flex-wrap:wrap;max-width:560px;margin-inline:auto}
.q-dot{width:7px;height:7px;border-radius:50%;background:var(--line);border:0;padding:0;cursor:pointer;transition:background .3s,transform .3s}
.q-dot.is-on{background:var(--teal);transform:scale(1.35)}
.q-slider__hint{text-align:center;font-family:var(--f-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--bone-faint);margin-top:1.4rem}

/* =====================================================================
   CRAFT / SCALE
   ===================================================================== */
.q-scale{background:var(--ground-2);border-block:1px solid var(--line)}
.q-scale__lead{font-family:var(--f-serif);font-weight:400;font-size:clamp(1.6rem,3.4vw,2.6rem);line-height:1.16;letter-spacing:-.015em;margin:1.4rem 0 0;max-width:24ch}
.q-scale__lead em{font-style:italic;color:var(--teal)}
.q-scale__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(1.6rem,4vw,3rem);margin-top:clamp(3rem,7vh,5rem);
  border-top:1px solid var(--line);padding-top:clamp(2.4rem,5vh,3.4rem)}
.q-big{display:flex;flex-direction:column;gap:.35em}
.q-big b{font-family:var(--f-mono);font-weight:700;font-size:clamp(2.2rem,5.4vw,4rem);letter-spacing:-.02em;line-height:.9;color:var(--bone)}
.q-big--key b{color:var(--teal)}
.q-big span{font-size:clamp(.95rem,1.3vw,1.08rem);color:var(--bone-2);max-width:24ch}
@media (min-width:780px){.q-scale__grid{grid-template-columns:repeat(4,1fr)}}

/* =====================================================================
   THE OBJECT — the printed catalogue
   ===================================================================== */
.q-obj__head{max-width:48ch}
.q-obj__deck{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(.8rem,2vw,1.4rem);margin-top:clamp(2.6rem,6vh,4rem)}
.q-shot{margin:0;position:relative;overflow:hidden;border-radius:3px;background:#0e1a18;box-shadow:0 30px 70px -38px rgba(0,0,0,.8),0 0 0 1px var(--line)}
.q-shot img{width:100%;height:100%;object-fit:cover;transition:transform 1.3s var(--e)}
.q-shot:hover img{transform:scale(1.035)}
.q-shot{aspect-ratio:1298/1800}
@media (min-width:760px){.q-obj__deck{grid-template-columns:repeat(4,1fr)}}

/* =====================================================================
   CLOSE
   ===================================================================== */
.q-close{text-align:center;padding-block:clamp(5rem,14vh,11rem)}
.q-close__k{font-family:var(--f-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--teal);margin:0 0 1.6rem}
.q-close__line{font-family:var(--f-serif);font-weight:400;font-size:clamp(2rem,5.4vw,4.4rem);line-height:1.06;letter-spacing:-.02em;margin:0 auto;max-width:20ch}
.q-close__line em{font-style:italic;color:var(--teal)}
.q-close__ar{font-family:var(--f-ar);color:var(--gold);font-size:clamp(1rem,2vw,1.4rem);margin:1.6rem 0 0;opacity:.9}
.q-credits{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:clamp(1.4rem,4vw,3.2rem);
  margin:clamp(3rem,8vh,5rem) auto 0;padding:0;max-width:760px}
.q-credits div{text-align:left}
.q-credits dt{font-family:var(--f-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--bone-faint)}
.q-credits dd{margin:.3em 0 0;font-size:1rem;color:var(--bone)}
.q-close__nav{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:1.4rem;margin-top:clamp(3rem,8vh,5rem)}
.q-next{display:inline-flex;flex-direction:column;gap:.3em;padding:1.2rem 2.4rem;border:1px solid var(--line);border-radius:6px;
  transition:border-color .35s,background .35s}
.q-next:hover{border-color:var(--teal);background:var(--ground-2)}
.q-next span{font-family:var(--f-mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--bone-faint)}
.q-next b{font-family:var(--f-serif);font-weight:500;font-size:1.3rem;color:var(--bone)}
.q-allwork{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--bone-2)}
.q-allwork:hover{color:var(--teal)}
.q-legal{display:flex;flex-wrap:wrap;justify-content:center;gap:.6em 1.4rem;margin-top:clamp(3rem,8vh,5rem);
  font-family:var(--f-mono);font-size:10px;letter-spacing:.1em;color:var(--bone-faint)}

/* =====================================================================
   THE OBJECT — the printed catalogue, front & back (cover mockup)
   ===================================================================== */
.q-mock{display:flex;justify-content:center;align-items:flex-start;gap:clamp(2rem,8vw,6rem);flex-wrap:wrap;margin-top:clamp(3rem,8vh,5.5rem)}
.q-vol{margin:0;width:clamp(210px,30vw,360px);flex:0 0 auto;transition:transform .6s var(--e)}
.q-vol__cover{position:relative;aspect-ratio:1400/1980;border-radius:1px 3px 3px 1px;overflow:hidden;
  box-shadow:2px 3px 0 #e4ddcd,4px 6px 0 #ddd5c4,6px 9px 0 #d4ccb9,8px 12px 0 #cbc3af,0 44px 80px -28px rgba(0,0,0,.85)}
.q-vol__cover img{width:100%;height:100%;object-fit:cover;display:block}
.q-vol--front{transform:rotate(-1.5deg)}
.q-vol--back{transform:rotate(1.5deg)}
.q-vol--front:hover{transform:rotate(-1.5deg) translateY(-8px)}
.q-vol--back:hover{transform:rotate(1.5deg) translateY(-8px)}
.q-vol figcaption{text-align:center;margin-top:clamp(1.6rem,4vh,2.4rem);font-family:var(--f-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--bone-2)}
.q-vol figcaption b{display:block;color:var(--teal);font-weight:400;margin-bottom:.45em}
@media (max-width:560px){.q-vol{width:min(74vw,320px)}}

/* =====================================================================
   THE ACCOUNT — the wider QREC body of work (masonry gallery)
   ===================================================================== */
.q-work__grid{columns:3;column-gap:clamp(.7rem,1.6vw,1.1rem);margin-top:clamp(2.6rem,6vh,4rem)}
.q-w{break-inside:avoid;margin:0 0 clamp(.7rem,1.6vw,1.1rem);position:relative;overflow:hidden;border-radius:3px;background:#0e1a18;
  box-shadow:0 24px 50px -34px rgba(0,0,0,.8),0 0 0 1px var(--line);display:block}
.q-w img{width:100%;display:block;transition:transform 1.2s var(--e)}
.q-w:hover img{transform:scale(1.04)}
.q-w figcaption{position:absolute;left:0;right:0;bottom:0;padding:1.6rem .9rem .85rem;display:flex;gap:.6em;align-items:baseline;flex-wrap:wrap;
  font-family:var(--f-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--bone);
  background:linear-gradient(transparent,rgba(8,16,15,.88));opacity:0;transition:opacity .4s var(--e)}
.q-w:hover figcaption{opacity:1}
.q-w figcaption b{color:var(--teal);font-weight:400}
@media (hover:none){.q-w figcaption{opacity:.96}}
@media (max-width:900px){.q-work__grid{columns:2}}
@media (max-width:540px){.q-work__grid{columns:1}}

/* =====================================================================
   reduced motion
   ===================================================================== */
@media (prefers-reduced-motion:reduce){
  [data-reveal],[data-split] .w{opacity:1!important;transform:none!important;transition:none!important}
  .q-hero__cue i{animation:none}
  .q-slide{transition:none!important}
}