:root{--ink:#0d0d0c;--paper:#ece9df;--accent:#ff5c35;--muted:rgba(236,233,223,.64);--line:rgba(236,233,223,.17);--soft:#171714;--mono:"DM Mono",ui-monospace,monospace;--display:"Syne","Arial Black",sans-serif;--body:"Manrope",system-ui,sans-serif;--ease:cubic-bezier(.16,1,.3,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:clip}body{margin:0;min-width:320px;overflow-x:clip;background:var(--ink);color:var(--paper);font:400 1rem/1.7 var(--body);-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0;z-index:50;pointer-events:none;opacity:.045;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}a{color:inherit}img{display:block;max-width:100%;height:auto}p{margin-top:0}*:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.skip{position:fixed;z-index:100;top:-5rem;left:1rem;padding:.75rem 1rem;background:var(--paper);color:var(--ink)}.skip:focus{top:1rem}
.lib-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;max-width:1500px;margin:auto;padding:1.1rem clamp(1rem,3vw,2.2rem);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:baseline;gap:.7rem;text-decoration:none;white-space:nowrap}.brand strong{font:700 1.35rem/1 var(--display);letter-spacing:-.07em}.brand strong span{color:var(--accent)}.brand small{color:var(--muted);font:.62rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase}.lib-nav{display:flex;gap:.2rem;align-items:center}.lib-nav a{padding:.55rem;text-decoration:none;font:.63rem/1 var(--mono);letter-spacing:.07em;text-transform:uppercase}.lib-nav a:hover,.lib-nav a[aria-current="page"]{color:var(--accent)}
.shell{max-width:1500px;margin:auto;padding:0 clamp(1rem,3vw,2.2rem)}.kicker{margin:0 0 1.35rem;color:var(--accent);font:.65rem/1.2 var(--mono);letter-spacing:.1em;text-transform:uppercase}.hero{display:grid;align-content:end;min-height:min(78svh,780px);padding:clamp(5rem,12vw,10rem) 0 clamp(3rem,7vw,6rem)}.hero h1,.entry-hero h1{max-width:13ch;margin:0;font:700 clamp(3.2rem,10vw,9rem)/.85 var(--display);letter-spacing:-.065em;text-transform:uppercase}.hero__intro{display:grid;gap:1rem;max-width:58rem;margin:2rem 0 0 auto;color:var(--muted)}.hero__intro strong{color:var(--paper);font-weight:500}
.method{display:grid;gap:2rem;padding:clamp(4rem,9vw,8rem) 0;border-top:1px solid var(--line)}.method h2{max-width:16ch;margin:0;font:700 clamp(2rem,4.6vw,4rem)/.95 var(--display);letter-spacing:-.05em;text-transform:uppercase}.method__steps{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.method__steps article{padding-top:1rem;border-top:1px solid var(--line)}.method__steps span{color:var(--accent);font:.66rem/1 var(--mono)}.method__steps h3{margin:.7rem 0 .45rem;font:700 1.15rem/1.1 var(--display);text-transform:uppercase}.method__steps p{color:var(--muted);font-size:.9rem}
.collection{padding:3rem 0 8rem}.collection__head{display:flex;justify-content:space-between;align-items:end;gap:1rem;padding-bottom:1.2rem;border-bottom:1px solid var(--line)}.collection__head h2{margin:0;font:700 clamp(2rem,5vw,4rem)/1 var(--display);letter-spacing:-.05em;text-transform:uppercase}.collection__head a{color:var(--accent);font:.65rem/1 var(--mono);text-decoration:none;text-transform:uppercase}.entry-card a{display:block;text-decoration:none}.entry-card__type{color:var(--accent);font:.62rem/1 var(--mono);text-transform:uppercase;letter-spacing:.08em}.entry-card h2,.entry-card h3{margin:.7rem 0 .65rem;font:700 clamp(1.7rem,4vw,3.1rem)/.95 var(--display);letter-spacing:-.045em;text-transform:uppercase}.entry-card p{max-width:35rem;margin:0;color:var(--muted);font-size:.9rem}.entry-card a:hover h2,.entry-card a:hover h3{color:var(--accent)}.entry-link{display:inline-block;margin-top:1.1rem;color:var(--accent);font:.62rem/1 var(--mono);letter-spacing:.07em;text-transform:uppercase}
.index-hero{padding:clamp(5rem,10vw,8rem) 0 3rem;border-bottom:1px solid var(--line)}.index-hero h1{margin:0;font:700 clamp(3.2rem,10vw,8rem)/.86 var(--display);letter-spacing:-.065em;text-transform:uppercase}.index-hero p{max-width:42rem;margin:1.5rem 0 0;color:var(--muted)}
.entry-hero{padding:clamp(5rem,10vw,8rem) 0 3rem}.entry-hero h1{max-width:15ch;font-size:clamp(3rem,9vw,8rem)}.entry-deck{max-width:50rem;margin:2rem 0 0;color:var(--muted);font-size:clamp(1.05rem,2vw,1.3rem)}.entry-meta{display:flex;flex-wrap:wrap;gap:.8rem 1.5rem;margin-top:2rem;color:var(--muted);font:.62rem/1.4 var(--mono);letter-spacing:.05em;text-transform:uppercase}.hero-figure{margin:0 0 clamp(4rem,9vw,8rem)}.hero-figure img{width:100%;object-fit:contain;background:var(--soft)}.hero-figure figcaption{margin-top:.7rem;color:var(--muted);font-size:.75rem}
.entry-layout{display:grid;gap:3rem;padding-bottom:8rem}.toc{align-self:start;padding:1.2rem 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.toc p{margin:0 0 .8rem;color:var(--accent);font:.62rem/1 var(--mono);text-transform:uppercase;letter-spacing:.08em}.toc a{display:block;margin-top:.5rem;color:var(--muted);text-decoration:none}.toc a:hover{color:var(--paper)}.prose{max-width:780px}.prose h2{margin:4rem 0 1.2rem;font:700 clamp(2rem,5vw,3.8rem)/.98 var(--display);letter-spacing:-.045em;text-transform:uppercase}.prose h2:first-child{margin-top:0}.prose h3{margin:2.3rem 0 .7rem;font:700 1.35rem/1.15 var(--display)}.prose p,.prose li{color:var(--muted)}.prose strong{color:var(--paper);font-weight:500}.prose ul,.prose ol{padding-left:1.25rem}.prose li+li{margin-top:.55rem}.anatomy{display:grid;gap:1px;margin:2rem 0;background:var(--line)}.anatomy article{padding:1.2rem;background:var(--soft)}.anatomy span{color:var(--accent);font:.62rem/1 var(--mono);text-transform:uppercase}.anatomy h3{margin:.65rem 0 .45rem;font-size:1.05rem}.anatomy p{margin:0;font-size:.88rem}.exercise{margin:3rem 0;padding:1.4rem;border:1px solid var(--accent)}.exercise strong{display:block;margin-bottom:.5rem;color:var(--accent);font:.65rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase}.connections{margin-top:4rem;padding-top:1.5rem;border-top:1px solid var(--line)}.connections a{display:inline-block;margin:.5rem 1rem .5rem 0;color:var(--accent);font:700 clamp(1.2rem,3vw,2rem)/1.1 var(--display);text-decoration:none;text-transform:uppercase}
.lib-foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;max-width:1500px;margin:auto;padding:1.5rem clamp(1rem,3vw,2.2rem);border-top:1px solid var(--line);color:var(--muted);font:.6rem/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase}.lib-foot a{text-decoration:none}
/* Persian: same fonts as the main site, Arabic-script subsets only so Latin keeps Manrope/Syne. */
@font-face {
  font-family: "Rubik FA";
  src: url("/fonts/Rubik-Arabic-VF.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  unicode-range: U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC,U+102E0-102FB,U+10E60-10E7E,U+10EC2-10EC4,U+10EFC-10EFF,U+1EE00-1EE03,U+1EE05-1EE1F,U+1EE21-1EE22,U+1EE24,U+1EE27,U+1EE29-1EE32,U+1EE34-1EE37,U+1EE39,U+1EE3B,U+1EE42,U+1EE47,U+1EE49,U+1EE4B,U+1EE4D-1EE4F,U+1EE51-1EE52,U+1EE54,U+1EE57,U+1EE59,U+1EE5B,U+1EE5D,U+1EE5F,U+1EE61-1EE62,U+1EE64,U+1EE67-1EE6A,U+1EE6C-1EE72,U+1EE74-1EE77,U+1EE79-1EE7C,U+1EE7E,U+1EE80-1EE89,U+1EE8B-1EE9B,U+1EEA1-1EEA3,U+1EEA5-1EEA9,U+1EEAB-1EEBB,U+1EEF0-1EEF1;
}
@font-face {
  font-family: "Alan Sans FA";
  src: url("/fonts/AlanSans-Arabic-VF.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  unicode-range: U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC,U+102E0-102FB,U+10E60-10E7E,U+10EC2-10EC4,U+10EFC-10EFF,U+1EE00-1EE03,U+1EE05-1EE1F,U+1EE21-1EE22,U+1EE24,U+1EE27,U+1EE29-1EE32,U+1EE34-1EE37,U+1EE39,U+1EE3B,U+1EE42,U+1EE47,U+1EE49,U+1EE4B,U+1EE4D-1EE4F,U+1EE51-1EE52,U+1EE54,U+1EE57,U+1EE59,U+1EE5B,U+1EE5D,U+1EE5F,U+1EE61-1EE62,U+1EE64,U+1EE67-1EE6A,U+1EE6C-1EE72,U+1EE74-1EE77,U+1EE79-1EE7C,U+1EE7E,U+1EE80-1EE89,U+1EE8B-1EE9B,U+1EEA1-1EEA3,U+1EEA5-1EEA9,U+1EEAB-1EEBB,U+1EEF0-1EEF1;
}
html[dir="rtl"]{--body:"Rubik FA","Manrope",system-ui,sans-serif;--display:"Alan Sans FA","Syne","Arial Black",sans-serif;--mono:"Rubik FA","DM Mono",ui-monospace,monospace}
html[dir="rtl"] body{line-height:1.9}
html[dir="rtl"] .hero h1,html[dir="rtl"] .entry-hero h1,html[dir="rtl"] .index-hero h1,html[dir="rtl"] .method h2,html[dir="rtl"] .collection__head h2,html[dir="rtl"] .entry-card h2,html[dir="rtl"] .entry-card h3,html[dir="rtl"] .prose h2,html[dir="rtl"] .connections a{letter-spacing:0;line-height:1.2}
html[dir="rtl"] .kicker,html[dir="rtl"] .entry-card__type,html[dir="rtl"] .entry-meta,html[dir="rtl"] .toc p,html[dir="rtl"] .anatomy span,html[dir="rtl"] .exercise strong,html[dir="rtl"] .lib-foot,html[dir="rtl"] .lib-nav a,html[dir="rtl"] .crumbs,html[dir="rtl"] .entry-link,html[dir="rtl"] .collection__head a{letter-spacing:0;text-transform:none;font-size:.78rem}
html[dir="rtl"] .hero__intro{margin-right:auto;margin-left:0}
html[dir="rtl"] .prose ul,html[dir="rtl"] .prose ol{padding-right:1.25rem;padding-left:0}
html[dir="rtl"] .connections a{margin-left:1rem;margin-right:0}

/* Breadcrumbs, vocabulary and example description. */
.crumbs{display:flex;flex-wrap:wrap;gap:.4rem;margin:0 0 1.4rem;padding:0;list-style:none;color:var(--muted);font:.62rem/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase}
.crumbs li+li:before{content:"/";margin-inline-end:.4rem;color:var(--line)}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--paper)}
.vocab{display:flex;flex-wrap:wrap;gap:.5rem;margin:1.6rem 0 0;padding:0;list-style:none}
.prose .vocab li{margin:0;padding:.45rem .8rem;border:1px solid var(--line);border-radius:999px;color:var(--paper);font-size:.9rem;line-height:1.3}
.example{margin:2rem 0 0;padding:1.3rem 1.4rem;background:var(--soft);border-inline-start:2px solid var(--accent)}
.example p{margin:0;color:var(--paper)}
.example span{display:block;margin-bottom:.6rem;color:var(--accent);font:.62rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase}
.aka{max-width:50rem;margin:1rem 0 0;color:var(--muted);font-size:.85rem}.aka span{color:var(--paper)}
.byline{margin:1.4rem 0 0;color:var(--muted);font-size:.85rem}.byline a{color:var(--paper);text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:.2em}
.related-list{display:grid;gap:.4rem;margin:1rem 0 0;padding:0;list-style:none}

@media(min-width:760px){.hero__intro{grid-template-columns:1fr 1fr;gap:2rem}.method{grid-template-columns:1fr 1fr;align-items:start}.entry-grid{grid-template-columns:repeat(2,1fr)}

.anatomy{grid-template-columns:repeat(2,1fr)}}@media(min-width:900px){.entry-layout{grid-template-columns:minmax(190px,250px) minmax(0,780px);justify-content:center;gap:clamp(3rem,8vw,8rem)}.toc{position:sticky;top:2rem}.method__steps{grid-template-columns:1fr 1fr}}@media(max-width:720px){.brand small,.lib-nav .hide-sm{display:none}.lib-nav a{padding:.45rem}.method__steps{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Cards: images laid on the table like prints, homepage-style numbers and type. */
.entry-grid{display:grid;gap:clamp(3rem,7vw,5.5rem) clamp(1.5rem,4vw,3.5rem);padding-top:clamp(2rem,5vw,3.5rem)}
.entry-card{position:relative;--tilt:-1.2deg}
.entry-card:nth-child(even){--tilt:1.4deg}
.entry-card:nth-child(3n){--tilt:-.6deg}
.entry-card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--soft);box-shadow:0 1.4rem 2.8rem rgba(0,0,0,.55),0 0 0 1px rgba(236,233,223,.06);transform:rotate(var(--tilt));transition:transform .7s var(--ease),box-shadow .7s var(--ease)}
.entry-card__media img{display:block;width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.entry-card a:hover .entry-card__media,.entry-card a:focus-visible .entry-card__media{transform:rotate(0) translateY(-.5rem);box-shadow:0 2.2rem 3.6rem rgba(0,0,0,.6),0 0 0 1px rgba(236,233,223,.1)}
.entry-card a:hover .entry-card__media img{transform:scale(1.03)}
.entry-card__media--words{display:flex;flex-wrap:wrap;align-content:center;gap:.2rem .9rem;padding:clamp(1.2rem,4vw,2.4rem);background:radial-gradient(120% 90% at 85% 10%,rgba(255,92,53,.18),transparent 60%),#181815}
.entry-card__media--words span{font:700 clamp(1.05rem,2.6vw,1.9rem)/1.15 var(--display);letter-spacing:-.03em;color:var(--paper)}
.entry-card__media--words span:nth-child(2n){color:var(--muted)}
.entry-card__media--words span:nth-child(3){color:var(--accent)}
.entry-card__body{padding:1.6rem 0 0}
.entry-card__num{margin:0 0 .2rem;color:var(--accent);font:400 .8rem/1.4 var(--mono)}
.entry-card__num .entry-card__type{margin-inline-start:.6rem;color:var(--muted)}
html[dir="rtl"] .entry-card__media--words span{letter-spacing:0;line-height:1.5}
@media(min-width:760px){
 .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .collection--rows .entry-grid{grid-template-columns:1fr;gap:clamp(4rem,9vw,8rem)}
 .collection--rows .entry-card a{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));align-items:center;column-gap:clamp(1.5rem,4vw,3rem)}
 .collection--rows .entry-card__media{grid-column:1/8}
 .collection--rows .entry-card__body{grid-column:8/13;padding:0}
 .collection--rows .entry-card:nth-child(even) .entry-card__media{grid-column:6/13;grid-row:1}
 .collection--rows .entry-card:nth-child(even) .entry-card__body{grid-column:1/6;grid-row:1}
 .collection--rows .entry-card h2{font-size:clamp(2.2rem,4.6vw,4.4rem)}
}
@media(prefers-reduced-motion:reduce){.entry-card__media,.entry-card__media img{transition:none}}