:root{--g50:#f0faf6;--g100:#cceadb;--g200:#99d5b7;--g400:#2ea87b;--g500:#1d9e75;--g600:#0f7a5a;--g700:#0a5a42;--g800:#073d2d;--n0:#fff;--n50:#f7f9f8;--n100:#eef1ef;--n200:#dde3df;--n400:#94a89d;--n600:#4a6358;--n800:#1a2e24;--n900:#0d1a13;--gold:#b8841e;--gold-l:#e8a83a;--gold-bg:#fef8ec;--red:#c0392b;--blue:#2563a8;--r-sm:8px;--r-md:14px;--r-lg:20px;--r-xl:28px;--r-2xl:36px;--sh-sm:0 1px 3px rgba(0,0,0,.06);--sh-md:0 4px 16px rgba(0,0,0,.08)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:'Cairo',sans-serif;font-weight:700;border-radius:var(--r-md);cursor:pointer;border:none;transition:all .2s;text-decoration:none;line-height:1}
.btn-sm{font-size:13px;padding:.5rem 1.1rem}
.btn-md{font-size:14px;padding:.65rem 1.5rem}
.btn-green{background:var(--g500);color:#fff}
.btn-green:hover{background:var(--g600)}
.btn-ghost{background:transparent;color:var(--n600);border:1.5px solid var(--n100)}
.btn-white{background:#fff;color:var(--g700)}
.reading-progress{position:fixed;top:0;right:0;left:0;height:3px;background:var(--n100);z-index:300}
.rp-fill{height:100%;background:var(--g500);width:0%;transition:width .1s}
.article-wrap{max-width:1140px;margin:0 auto;padding:3rem 2rem;display:grid;grid-template-columns:1fr 300px;gap:4rem;align-items:start}
.article-hero{background:linear-gradient(135deg,var(--g800),var(--g600));border-radius:var(--r-2xl);padding:3rem;margin-bottom:2.5rem;position:relative;overflow:hidden}
.ah-bg{position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.03) 1px,transparent 1px);background-size:24px 24px}
.ah-glow{position:absolute;bottom:-60px;right:-60px;width:350px;height:350px;background:radial-gradient(circle,rgba(29,158,117,.18),transparent 65%)}
.ah-inner{position:relative;z-index:2}
.ah-bc{display:flex;align-items:center;gap:.4rem;font-size:12px;color:rgba(255,255,255,.4);margin-bottom:1rem}
.ah-bc a{color:var(--g400)}
.ah-cat{display:inline-flex;background:rgba(29,158,117,.25);border:1px solid rgba(29,158,117,.4);color:var(--g400);font-size:.78rem;font-weight:700;padding:4px 14px;border-radius:100px;margin-bottom:1rem}
.ah-title{font-family:'Tajawal',sans-serif;font-weight:900;font-size:clamp(1.8rem,3.5vw,2.5rem);color:#fff;line-height:1.15;margin-bottom:1rem}
.ah-meta{display:flex;flex-wrap:wrap;gap:1.25rem;margin-bottom:1.25rem}
.ah-meta span{font-size:13px;color:rgba(255,255,255,.55)}
.ah-excerpt{font-size:1rem;color:rgba(255,255,255,.7);line-height:1.8;max-width:680px}
.toc-box{background:var(--n50);border:1.5px solid var(--n100);border-radius:var(--r-lg);padding:1.5rem;margin-bottom:2.5rem}
.toc-title{font-family:'Tajawal',sans-serif;font-weight:700;font-size:1rem;color:var(--n800);margin-bottom:1rem}
.toc-list{list-style:none;display:flex;flex-direction:column;gap:.3rem}
.toc-list li a{font-size:.87rem;color:var(--n600);display:flex;align-items:center;gap:.5rem;padding:.25rem .5rem;border-radius:var(--r-sm);transition:all .15s}
.toc-list li a:hover{background:var(--n100)}
.toc-list li a::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--n200);flex-shrink:0}
.article-body{font-size:1.02rem;color:var(--n800);line-height:1.9}
.article-body h2{font-family:'Tajawal',sans-serif;font-weight:900;font-size:1.65rem;color:var(--n900);margin:2.75rem 0 1rem;padding-bottom:.5rem;border-bottom:2px solid var(--n100)}
.article-body p{margin-bottom:1.25rem;font-weight:300;color:var(--n700)}
.article-body ul{padding-right:1.5rem;margin-bottom:1.25rem}
.article-body li{margin-bottom:.5rem;font-weight:300;color:var(--n700)}
.article-body strong{font-weight:700;color:var(--n900)}
.callout{border-radius:var(--r-lg);padding:1.25rem 1.5rem;margin:2rem 0;display:flex;gap:.85rem}
.callout-icon{font-size:1.5rem;flex-shrink:0;margin-top:.1rem}
.callout-title{font-family:'Tajawal',sans-serif;font-weight:700;font-size:.95rem;margin-bottom:.35rem}
.callout-text{font-size:.88rem;line-height:1.75}
.co-green{background:var(--g50);border:1.5px solid var(--g100)}
.co-green .callout-title{color:var(--g700)}
.co-green .callout-text{color:var(--g600)}
.co-gold{background:var(--gold-bg);border:1.5px solid #f0dba0}
.co-gold .callout-title{color:var(--gold)}
.co-gold .callout-text{color:#7a5000}
.co-red{background:#fff8f8;border:1.5px solid #fecaca}
.co-red .callout-title{color:var(--red)}
.co-red .callout-text{color:#8b1a1a}
.warehouse-map{background:var(--n50);border:2px solid var(--n100);border-radius:var(--r-2xl);padding:2rem;margin:2.5rem 0}
.wm-title{font-family:'Tajawal',sans-serif;font-weight:700;font-size:1rem;color:var(--n800);text-align:center;margin-bottom:1.5rem}
.wm-grid{display:grid;grid-template-columns:1fr 1fr 1fr;grid-template-rows:auto auto auto;gap:.5rem;max-width:600px;margin:0 auto}
.wm-zone{border-radius:var(--r-md);padding:.75rem;text-align:center;border:2px solid}
.wm-receiving{grid-column:1/2;grid-row:1/2;background:rgba(37,99,168,.1);border-color:rgba(37,99,168,.3)}
.wm-inspection{grid-column:2/3;grid-row:1/2;background:rgba(184,132,30,.1);border-color:rgba(184,132,30,.3)}
.wm-scrap{grid-column:3/4;grid-row:1/2;background:rgba(192,57,43,.08);border-color:rgba(192,57,43,.2)}
.wm-a{grid-column:1/2;grid-row:2/3;background:rgba(192,57,43,.1);border-color:rgba(192,57,43,.3)}
.wm-b{grid-column:2/3;grid-row:2/3;background:rgba(184,132,30,.1);border-color:rgba(184,132,30,.3)}
.wm-c{grid-column:3/4;grid-row:2/3;background:rgba(29,158,117,.1);border-color:rgba(29,158,117,.2)}
.wm-dispatch{grid-column:1/4;grid-row:3/4;background:rgba(29,158,117,.12);border-color:rgba(29,158,117,.3)}
.wmz-icon{font-size:1.4rem;margin-bottom:.2rem}
.wmz-name{font-family:'Tajawal',sans-serif;font-weight:700;font-size:.82rem;color:var(--n900)}
.wmz-desc{font-size:.7rem;color:var(--n500);margin-top:.1rem;line-height:1.3}
.wm-legend{display:flex;justify-content:center;gap:1.5rem;margin-top:1.25rem;flex-wrap:wrap}
.wml-item{display:flex;align-items:center;gap:.4rem;font-size:.78rem;color:var(--n600)}
.wml-dot{width:10px;height:10px;border-radius:2px;flex-shrink:0}
.numbering-system{background:var(--n900);border-radius:var(--r-2xl);padding:2.5rem;margin:2.5rem 0;position:relative;overflow:hidden}
.ns-bg{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(29,158,117,.07),transparent 65%)}
.ns-inner{position:relative;z-index:2}
.ns-title{font-family:'Tajawal',sans-serif;font-weight:900;font-size:1.1rem;color:#fff;margin-bottom:.3rem}
.ns-sub{font-size:.85rem;color:rgba(255,255,255,.4);margin-bottom:2rem}
.ns-code{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;margin-bottom:1.5rem}
.nsc-part{text-align:center}
.nsc-val{font-family:'Tajawal',sans-serif;font-weight:900;font-size:1.5rem;padding:.5rem .75rem;border-radius:var(--r-md);min-width:52px;border:2px solid}
.nsc-label{font-size:.68rem;color:rgba(255,255,255,.45);margin-top:.3rem}
.nsc-sep{font-size:1.2rem;color:rgba(255,255,255,.3);font-weight:700;align-self:flex-end;margin-bottom:.65rem}
.ns-examples{display:grid;grid-template-columns:1fr 1fr;gap:.65rem}
.nse-item{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:var(--r-md);padding:.75rem 1rem}
.nsei-code{font-family:'Tajawal',sans-serif;font-weight:900;font-size:.95rem;color:var(--g400);margin-bottom:.15rem;direction:ltr}
.nsei-meaning{font-size:.8rem;color:rgba(255,255,255,.55)}
.fifo-visual{margin:2.5rem 0;background:var(--n50);border:1px solid var(--n100);border-radius:var(--r-2xl);padding:2rem}
.fv-title{font-family:'Tajawal',sans-serif;font-weight:700;font-size:1rem;color:var(--n800);text-align:center;margin-bottom:1.5rem}
.fv-shelf{display:flex;align-items:stretch;gap:.5rem;margin-bottom:.75rem}
.fv-label{font-size:.78rem;font-weight:700;color:var(--n600);writing-mode:vertical-rl;text-orientation:mixed;padding:.25rem;min-width:28px;text-align:center;display:flex;align-items:center;justify-content:center}
.fv-boxes{display:flex;gap:.35rem;flex:1}
.fv-box{flex:1;border-radius:var(--r-sm);padding:.6rem .4rem;text-align:center;border:1.5px solid;min-height:52px;display:flex;flex-direction:column;align-items:center;justify-content:center}
.fv-box-date{font-size:.65rem;font-weight:700;line-height:1.2}
.fv-box-qty{font-size:.78rem;font-weight:700;margin-top:.1rem}
.fvb-old{background:rgba(184,132,30,.12);border-color:rgba(184,132,30,.4)}
.fvb-old .fv-box-date{color:var(--gold)}
.fvb-old .fv-box-qty{color:#7a5000}
.fvb-new{background:var(--g50);border-color:var(--g100)}
.fvb-new .fv-box-date{color:var(--g600)}
.fvb-new .fv-box-qty{color:var(--g700)}
.fv-arrow{display:flex;align-items:center;font-size:1.5rem;color:var(--n300);font-weight:700;padding:0 .25rem}
.fv-note{font-size:.82rem;color:var(--n600);text-align:center;margin-top:.75rem;line-height:1.6}
.best-practices{display:grid;grid-template-columns:1fr 1fr;gap:.75rem;margin:2.5rem 0}
.bp-item{display:flex;gap:.75rem;background:var(--n50);border:1px solid var(--n100);border-radius:var(--r-lg);padding:1rem;transition:all .2s}
.bp-item:hover{border-color:var(--g200);background:var(--g50)}
.bp-icon{font-size:1.3rem;flex-shrink:0}
.bp-content{}
.bp-title{font-family:'Tajawal',sans-serif;font-weight:700;font-size:.88rem;color:var(--n900);margin-bottom:.15rem}
.bp-desc{font-size:.82rem;color:var(--n600);line-height:1.55}
.inline-cta{background:linear-gradient(135deg,var(--g700),var(--g800));border-radius:var(--r-xl);padding:2rem;margin:2.5rem 0;text-align:center;position:relative;overflow:hidden}
.icta-bg{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(29,158,117,.15),transparent 70%)}
.icta-inner{position:relative;z-index:2}
.icta-title{font-family:'Tajawal',sans-serif;font-weight:900;font-size:1.3rem;color:#fff;margin-bottom:.5rem}
.icta-sub{font-size:.88rem;color:rgba(255,255,255,.6);margin-bottom:1.25rem}
.icta-btns{display:flex;gap:.65rem;justify-content:center;flex-wrap:wrap}
.article-footer{background:var(--n50);border:1px solid var(--n100);border-radius:var(--r-xl);padding:2rem;margin-top:3rem}
.af-nav{display:flex;justify-content:space-between;gap:1rem;margin-bottom:1.25rem}
.af-card{flex:1;background:var(--n0);border:1px solid var(--n100);border-radius:var(--r-md);padding:1rem;transition:all .15s}
.af-card:hover{border-color:var(--g200)}
.af-label{font-size:.75rem;color:var(--n400);margin-bottom:.25rem}
.af-title{font-family:'Tajawal',sans-serif;font-weight:700;color:var(--n800);line-height:1.3;font-size:.88rem}
.tags-row{display:flex;flex-wrap:wrap;gap:.4rem}
.atag{background:var(--n100);color:var(--n600);font-size:11px;padding:4px 10px;border-radius:100px;font-weight:600}
.article-sidebar{display:flex;flex-direction:column;gap:1.5rem;position:sticky;top:80px}
.sw{background:var(--n0);border:1px solid var(--n100);border-radius:var(--r-lg);padding:1.5rem}
.sw-t{font-family:'Tajawal',sans-serif;font-weight:700;font-size:.95rem;color:var(--n900);margin-bottom:1rem;padding-bottom:.65rem;border-bottom:1px solid var(--n100)}
.toc-s{display:flex;flex-direction:column;gap:.3rem}
.toc-s a{font-size:.82rem;color:var(--n600);padding:.3rem .5rem;border-radius:var(--r-sm);transition:all .15s;border-right:2px solid transparent}
.toc-s a:hover,.toc-s a.active{color:var(--g600);background:var(--g50);border-right-color:var(--g500)}
.ri{display:flex;gap:.6rem;padding:.5rem 0;border-bottom:1px solid var(--n50)}
.ri:last-child{border-bottom:none}
.ri-t{font-size:.82rem;font-weight:700;color:var(--n700);line-height:1.3}
.ri:hover .ri-t{color:var(--g600)}
.ri-m{font-size:.7rem;color:var(--n400);margin-top:.1rem}
@media(max-width:1024px){
.article-wrap{grid-template-columns:1fr}
.article-sidebar{position:static}
.best-practices{grid-template-columns:1fr}
.ns-examples{grid-template-columns:1fr}
}
@media(max-width:768px){
.wm-grid{grid-template-columns:1fr 1fr}
.wm-dispatch{grid-column:1/3}
.wm-scrap,.wm-c{display:none}
.fv-shelf{overflow-x:auto}
.ns-code{justify-content:center}
.af-nav{flex-direction:column}
}