/* ==========================================================
   ArkanERP — CRM Module Guide
   ========================================================== */
:root{
  --blue:#4475EB;
  --blue-light:#ECF1FD;
  --blue-dark:#3260D6;
  --bg:#F7F9FB;
  --card:#FFFFFF;
  --border:#DFE4ED;
  --border-soft:#EAEEF5;
  --text:#1F2937;
  --text-2:#4B5768;
  --muted:#7D8698;
  --green:#16A34A;
  --green-light:#E9F7EE;
  --amber:#B4780A;
  --amber-light:#FEF5E6;
  --amber-border:#F3DFB6;
  --red:#DC2626;

  --sb-w:286px;
  --r:10px;
  --r-lg:14px;
  --shadow:0 1px 2px rgba(31,41,55,.05);
  --shadow-lift:0 8px 26px rgba(31,41,55,.09);
  --ease:cubic-bezier(.4,0,.2,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:20px}
body{
  margin:0;
  font-family:'Cairo',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:15.5px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul{list-style:none;padding:0}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit}
[hidden]{display:none !important}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:6px}

.ic{width:20px;height:20px;flex:0 0 auto;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.term{direction:ltr;unicode-bidi:isolate;font-weight:600}

.shell{display:flex;min-height:100vh}

/* ======================= SIDEBAR ======================= */
.sidebar{
  width:var(--sb-w);flex:0 0 var(--sb-w);
  background:var(--card);
  border-inline-end:1px solid var(--border);
  position:sticky;top:0;height:100vh;
  display:flex;flex-direction:column;
}
.sb-brand{
  height:66px;flex:0 0 66px;
  display:flex;align-items:center;gap:11px;
  padding:0 20px;border-bottom:1px solid var(--border);
}
.sb-logo{
  width:36px;height:36px;border-radius:10px;
  background:var(--blue);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:18px;
}
.sb-brand-text{display:flex;flex-direction:column;line-height:1.3}
.sb-brand-text strong{font-size:15.5px;font-weight:700}
.sb-brand-text small{font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.3px}
.sb-close{display:none;margin-inline-start:auto;color:var(--muted);padding:6px}

.sb-nav{flex:1;overflow-y:auto;padding:14px 12px 30px;scrollbar-width:thin}
.sb-nav::-webkit-scrollbar{width:6px}
.sb-nav::-webkit-scrollbar-thumb{background:#DDE2EA;border-radius:3px}

.sb-group{margin-bottom:6px}
.sb-group-btn{
  width:100%;display:flex;align-items:center;gap:9px;
  padding:9px 10px;border-radius:var(--r);
  font-size:13px;font-weight:700;color:var(--text);
  text-align:start;
}
.sb-group-btn:hover{background:#F3F5F9}
.sb-group-btn .ic{width:17px;height:17px;color:var(--muted)}
.sb-caret{margin-inline-start:auto;width:15px;height:15px;color:var(--muted);transition:transform .2s var(--ease)}
.sb-group.is-closed .sb-caret{transform:rotate(90deg)}
.sb-group.is-closed .sb-links{display:none}
.sb-links{padding:3px 0 8px}
.sb-link{
  display:block;padding:6.5px 12px 6.5px 10px;
  margin-inline-start:16px;
  border-inline-start:2px solid var(--border-soft);
  font-size:13.5px;font-weight:500;color:var(--text-2);
  transition:color .14s var(--ease),border-color .14s var(--ease),background .14s var(--ease);
  border-radius:0 7px 7px 0;
}
.sb-link:hover{color:var(--text);background:#F6F8FC;text-decoration:none}
.sb-link.is-active{
  color:var(--blue);font-weight:700;
  background:var(--blue-light);
  border-inline-start-color:var(--blue);
}
.sb-link .en{direction:ltr;unicode-bidi:isolate}

.scrim{position:fixed;inset:0;background:rgba(31,41,55,.45);z-index:40}

/* ======================= MAIN ======================= */
.main{flex:1;min-width:0}
.topbar{
  display:none;position:sticky;top:0;z-index:20;
  height:58px;align-items:center;gap:10px;padding:0 16px;
  background:var(--card);border-bottom:1px solid var(--border);
}
.topbar-title{font-weight:700;font-size:15px}
.icon-btn{width:36px;height:36px;border-radius:8px;display:grid;place-items:center;color:var(--text-2)}
.icon-btn:hover{background:#F3F5F9}

.page{max-width:1100px;margin:0 auto;padding:40px 36px 80px}

/* ---------- hero ---------- */
.hero{margin-bottom:46px}
.hero-kicker{font-size:13px;font-weight:600;color:var(--blue);margin-bottom:8px}
.hero h1{font-size:34px;font-weight:700;letter-spacing:-.4px;line-height:1.4;margin-bottom:12px}
.hero-sub{font-size:17px;color:var(--text-2);max-width:68ch;line-height:1.85}
.hero-jump{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.hero-jump a{
  padding:8px 15px;border-radius:999px;
  background:var(--card);border:1px solid var(--border);
  font-size:14px;font-weight:600;color:var(--text-2);
  transition:border-color .15s var(--ease),color .15s var(--ease),background .15s var(--ease);
}
.hero-jump a:hover{border-color:var(--blue);color:var(--blue);background:var(--blue-light);text-decoration:none}

/* ---------- section ---------- */
.sec{margin-bottom:58px;scroll-margin-top:24px}
.sec-head{margin-bottom:22px}
.sec-num{
  display:inline-block;font-size:12.5px;font-weight:700;color:var(--blue);
  background:var(--blue-light);border-radius:6px;padding:3px 10px;margin-bottom:10px;
}
.sec-head h2{font-size:26px;font-weight:700;letter-spacing:-.3px;line-height:1.45}
.sec-sub{color:var(--text-2);margin-top:7px;max-width:72ch}
.sec-tools{display:flex;gap:8px;margin-top:14px}
.btn{
  display:inline-flex;align-items:center;gap:7px;
  height:36px;padding:0 15px;border-radius:9px;
  font-size:13.5px;font-weight:600;
  transition:background .15s var(--ease),border-color .15s var(--ease),color .15s var(--ease);
}
.btn-ghost{border:1px solid var(--border);color:var(--text-2);background:var(--card)}
.btn-ghost:hover{background:#F3F5F9;color:var(--text)}

.prose p{margin-bottom:14px;max-width:74ch;color:var(--text-2)}
.prose p strong{color:var(--text);font-weight:700}

/* ---------- flow ---------- */
.flow-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:22px 24px;margin-top:8px;
}
.flow-title{font-size:15px;font-weight:700;margin-bottom:16px}
.flow{
  display:flex;flex-wrap:wrap;align-items:stretch;gap:10px;
  list-style:none;padding:0;counter-reset:f;
}
.flow li{
  flex:1 1 150px;position:relative;
  background:var(--blue-light);border:1px solid #D6E1FA;
  border-radius:var(--r);padding:12px 14px;
  display:flex;flex-direction:column;gap:1px;
}
.flow li span{font-weight:700;color:var(--blue-dark);unicode-bidi:isolate;font-size:15px}
.flow li em{font-style:normal;font-size:13px;color:var(--text-2)}
.flow-note{
  margin-top:15px;font-size:14px;color:var(--text-2);
  padding-top:14px;border-top:1px dashed var(--border);
}

/* ---------- features ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.feat{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:18px 20px;
}
.feat-no{
  display:inline-grid;place-items:center;
  width:28px;height:28px;border-radius:8px;
  background:var(--blue-light);color:var(--blue);
  font-size:13px;font-weight:700;margin-bottom:11px;
}
.feat h3{font-size:16.5px;font-weight:700;line-height:1.5;margin-bottom:2px}
.feat .en-sub{font-size:13px;font-weight:600;color:var(--muted);unicode-bidi:isolate;margin-bottom:8px}
.feat p{font-size:14.5px;color:var(--text-2);line-height:1.8}

/* ---------- compare ---------- */
.compare{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:12px;margin-bottom:26px}
.cmp{
  background:var(--card);border:1px solid var(--border);
  border-inline-start:3px solid var(--blue);
  border-radius:var(--r-lg);padding:16px 18px;
}
.cmp h4{font-size:16px;font-weight:700;unicode-bidi:isolate;margin-bottom:7px;color:var(--blue-dark)}
.cmp p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.cmp .cmp-ex{
  margin-top:10px;padding-top:10px;border-top:1px dashed var(--border);
  font-size:13.5px;color:var(--muted);
}

/* ---------- glossary ---------- */
.glossary{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:12px}
.gl{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:16px 18px;
}
.gl h4{
  font-size:15.5px;font-weight:700;color:var(--text);
  unicode-bidi:isolate;margin-bottom:6px;
}
.gl p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.gl .ex{
  display:block;margin-top:9px;padding-top:9px;
  border-top:1px dashed var(--border);
  font-size:13.5px;color:var(--muted);
}
.gl .ex b{color:var(--text-2);font-weight:600}

/* ---------- screens ---------- */
.grp{margin-bottom:30px;scroll-margin-top:24px}
.grp-head{display:flex;align-items:baseline;gap:11px;flex-wrap:wrap;margin-bottom:13px;padding-bottom:10px;border-bottom:1px solid var(--border)}
.grp-head h3{font-size:19px;font-weight:700}
.grp-tag{
  font-size:11.5px;font-weight:700;color:var(--blue);
  background:var(--blue-light);border-radius:6px;padding:3px 9px;
}
.grp-head p{font-size:14px;color:var(--muted);margin-inline-start:auto}

.acc{display:flex;flex-direction:column;gap:10px}
.item{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--r-lg);overflow:hidden;scroll-margin-top:24px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.item.is-open{border-color:#C9D6F5;box-shadow:var(--shadow-lift)}
.item-head{
  display:flex;align-items:flex-start;gap:13px;
  width:100%;text-align:start;padding:16px 20px;
}
.item-head:hover{background:#FBFCFE}
.item-main{flex:1;min-width:0;display:block}
.item-name{display:block;font-size:16.5px;font-weight:700;line-height:1.5;unicode-bidi:isolate}
.item-title{display:block;font-size:16.5px;font-weight:700;line-height:1.6}
.item-desc{display:block;font-size:14.5px;color:var(--text-2);line-height:1.8;margin-top:3px}
.item-badge{
  flex:0 0 auto;font-size:11.5px;font-weight:700;
  background:#F1F4F9;color:var(--text-2);
  border-radius:6px;padding:3px 9px;margin-top:4px;
}
.item-num{
  flex:0 0 auto;width:38px;height:38px;border-radius:10px;
  display:grid;place-items:center;font-weight:700;font-size:14px;
  background:var(--blue-light);color:var(--blue);
}
.item-chev{flex:0 0 auto;color:var(--muted);align-self:center;transform:rotate(90deg);transition:transform .22s var(--ease)}
.item.is-open .item-chev{transform:rotate(-90deg)}

.item-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .26s var(--ease)}
.item.is-open .item-body{grid-template-rows:1fr}
.item-body>div{overflow:hidden;visibility:hidden;transition:visibility 0s linear .26s}
.item.is-open .item-body>div{visibility:visible;transition-delay:0s}
.item-inner{padding:4px 20px 20px;border-top:1px solid var(--border-soft)}

.blk{margin-top:18px}
.blk-title{
  font-size:14.5px;font-weight:700;margin-bottom:9px;
  display:flex;align-items:center;gap:8px;
}
.blk-title::before{content:"";width:3px;height:15px;border-radius:2px;background:var(--blue)}
.bullets li{
  position:relative;padding-inline-start:20px;
  font-size:14.5px;color:var(--text-2);line-height:1.85;margin-bottom:3px;
}
.bullets li::before{
  content:"";position:absolute;inset-inline-start:6px;top:12px;
  width:5px;height:5px;border-radius:50%;background:var(--blue);
}
.when{
  background:#F6F8FC;border:1px solid var(--border-soft);
  border-radius:var(--r);padding:12px 15px;
  font-size:14.5px;color:var(--text-2);line-height:1.8;
}
.example{
  background:var(--blue-light);border:1px solid #D6E1FA;
  border-radius:var(--r);padding:12px 15px;
  font-size:14.5px;color:#2C4EA8;line-height:1.8;
}
.example b{font-weight:700}

/* ---------- scenarios ---------- */
.names-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:18px 20px;margin-bottom:26px;
}
.names-title{font-size:15px;font-weight:700;margin-bottom:12px}
.names{display:grid;grid-template-columns:repeat(auto-fit,minmax(185px,1fr));gap:12px}
.names li{display:flex;flex-direction:column;gap:1px;border-inline-start:2px solid var(--border);padding-inline-start:11px}
.names b{font-size:14.5px;unicode-bidi:isolate;color:var(--blue-dark)}
.names span{font-size:13.5px;color:var(--muted)}

.phase{margin-bottom:32px;scroll-margin-top:24px}
.phase-head{display:flex;align-items:baseline;gap:11px;flex-wrap:wrap;margin-bottom:13px;padding-bottom:10px;border-bottom:1px solid var(--border)}
.phase-head h3{font-size:19px;font-weight:700}
.phase-tag{font-size:11.5px;font-weight:700;color:var(--blue);background:var(--blue-light);border-radius:6px;padding:3px 9px}
.phase-head p{font-size:14px;color:var(--muted);margin-inline-start:auto}

.steps{counter-reset:s;list-style:none;padding:0;display:flex;flex-direction:column;gap:5px}
.steps li{
  counter-increment:s;position:relative;
  padding-inline-start:38px;min-height:26px;
  font-size:15px;color:var(--text-2);line-height:1.85;
}
.steps li::before{
  content:counter(s);
  position:absolute;inset-inline-start:0;top:4px;
  width:25px;height:25px;border-radius:7px;
  background:#F1F4F9;color:var(--text-2);
  font-size:12.5px;font-weight:700;
  display:grid;place-items:center;line-height:1;
}
.result{
  background:var(--green-light);border:1px solid #CBE9D6;
  border-radius:var(--r);padding:12px 15px;
  font-size:14.5px;color:#15603A;line-height:1.8;
}
.note{
  background:var(--amber-light);border:1px solid var(--amber-border);
  border-radius:var(--r);padding:12px 15px;margin-top:16px;
  font-size:14px;color:var(--amber);line-height:1.8;
}
.note b{font-weight:700}

/* ---------- foot ---------- */
.foot{
  margin-top:50px;padding-top:22px;border-top:1px solid var(--border);
  font-size:14px;color:var(--muted);
}
.foot p:first-child{color:var(--text-2);margin-bottom:3px}

.to-top{
  position:fixed;inset-inline-start:26px;bottom:26px;z-index:30;
  width:44px;height:44px;border-radius:50%;
  background:var(--card);border:1px solid var(--border);
  color:var(--text-2);display:grid;place-items:center;
  box-shadow:var(--shadow-lift);
}
.to-top:hover{color:var(--blue);border-color:var(--blue)}

/* ======================= RESPONSIVE ======================= */
@media (max-width:1180px){
  .page{padding:34px 26px 70px}
}
@media (max-width:980px){
  .topbar{display:flex}
  .sidebar{
    position:fixed;inset-block:0;inset-inline-start:0;z-index:50;
    transform:translateX(100%);
    transition:transform .25s var(--ease);
    box-shadow:-10px 0 34px rgba(31,41,55,.14);
  }
  .sidebar.is-open{transform:translateX(0)}
  .sb-close{display:grid}
  .page{padding:28px 20px 64px}
  .hero h1{font-size:28px}
  .hero-sub{font-size:16px}
  .sec-head h2{font-size:23px}
}
@media (max-width:620px){
  body{font-size:15px}
  .page{padding:24px 16px 56px}
  .hero h1{font-size:24px}
  .sec{margin-bottom:46px}
  .feat-grid,.glossary,.compare{grid-template-columns:1fr}
  .item-head{padding:14px 15px;gap:11px}
  .item-inner{padding:4px 15px 17px}
  .grp-head p,.phase-head p{margin-inline-start:0;width:100%}
  .flow li{flex:1 1 100%}
  .to-top{inset-inline-start:14px;bottom:14px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition-duration:.01ms !important}
}
@media print{
  .sidebar,.topbar,.to-top,.sec-tools,.hero-jump{display:none}
  .item-body{grid-template-rows:1fr !important}
  .item-body>div{visibility:visible !important}
  .item{break-inside:avoid;box-shadow:none}
}