:root{
  --bg:#F2F4F3; --surface:#FFFFFF; --surface-2:#F7F9F8; --ink:#18262B; --muted:#5E6E72; --line:#DCE2E0;
  --pine:#0F5C4D; --pine-ink:#FFFFFF; --pine-soft:#E2EEEA; --gold:#8E6418; --gold-soft:#F6EBD3;
  --danger:#A93A28; --danger-soft:#F8E4E0; --blue:#2D5A8A; --blue-soft:#E4ECF6;
  --wall:#ECE6DA; --b-in:#FFFFFF; --b-out:#D7EEE3; --b-bot:#E8EEF6;
  color-scheme:light;
  box-sizing:border-box; padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){ :root:not([data-theme="light"]){
  --bg:#0E1618; --surface:#162125; --surface-2:#1B282C; --ink:#E4EBE9; --muted:#93A4A7; --line:#27363A;
  --pine:#43AD92; --pine-ink:#062019; --pine-soft:#173A31; --gold:#E0B25A; --gold-soft:#3A2F17;
  --danger:#F08A76; --danger-soft:#3D1F1A; --blue:#8DB4E2; --blue-soft:#1C2A3B;
  --wall:#111B1E; --b-in:#1E2B2F; --b-out:#1C4136; --b-bot:#1E2836; color-scheme:dark; } }
:root[data-theme="dark"]{
  --bg:#0E1618; --surface:#162125; --surface-2:#1B282C; --ink:#E4EBE9; --muted:#93A4A7; --line:#27363A;
  --pine:#43AD92; --pine-ink:#062019; --pine-soft:#173A31; --gold:#E0B25A; --gold-soft:#3A2F17;
  --danger:#F08A76; --danger-soft:#3D1F1A; --blue:#8DB4E2; --blue-soft:#1C2A3B;
  --wall:#111B1E; --b-in:#1E2B2F; --b-out:#1C4136; --b-bot:#1E2836; color-scheme:dark; }
*{box-sizing:border-box}
html,body{height:100%;margin:0}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
body{background:var(--bg);color:var(--ink);font:15px/1.6 "IBM Plex Sans Arabic","Segoe UI",Tahoma,sans-serif}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--pine);outline-offset:2px}
img{max-width:100%}
a{color:var(--pine)}
#app{height:100%}

/* buttons & fields */
.btn{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:.45rem .9rem;font-weight:500;white-space:nowrap}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--pine);border-color:var(--pine);color:var(--pine-ink)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent}
.btn.danger{color:var(--danger);border-color:var(--danger-soft);background:var(--danger-soft)}
.btn.small{padding:.25rem .6rem;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.field{display:flex;flex-direction:column;gap:.3rem;margin-bottom:.9rem}
.field label{font-weight:600;font-size:14px}
.field .hint{font-size:13px;color:var(--muted)}
.input,select.input,textarea.input{width:100%;border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:.5rem .7rem}
textarea.input{resize:vertical;min-height:80px}
.row{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}
.grow{flex:1}
.muted{color:var(--muted)}
.chip{display:inline-flex;align-items:center;gap:.3rem;font-size:12px;font-weight:600;border-radius:999px;padding:.1rem .55rem;white-space:nowrap}
.st-ai{background:var(--blue-soft);color:var(--blue)}
.st-pending{background:var(--gold-soft);color:var(--gold)}
.st-assigned{background:var(--pine-soft);color:var(--pine)}
.st-closed{background:var(--surface-2);color:var(--muted);border:1px solid var(--line)}
.dept-chip{background:var(--surface-2);color:var(--muted);border:1px solid var(--line)}

/* login */
.login{min-height:100%;display:grid;place-items:center;padding:1.5rem}
.login-card{width:min(420px,100%);background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:2rem}
.brand-mark{font-family:"Reem Kufi","IBM Plex Sans Arabic",sans-serif;font-weight:700;font-size:30px;color:var(--pine);line-height:1.2;margin:0}
.brand-sub{color:var(--muted);margin:.2rem 0 1.5rem}
.demo{margin-top:1.4rem;border-top:1px dashed var(--line);padding-top:1rem;font-size:13px;color:var(--muted)}
.demo table{width:100%;border-collapse:collapse;margin-top:.4rem}
.demo td{padding:.2rem 0}
.demo button{background:none;border:0;color:var(--pine);font-weight:600;padding:0;text-decoration:underline}
.error{color:var(--danger);font-size:14px;margin:.3rem 0 .6rem}

/* shell */
.shell{display:grid;grid-template-columns:232px 1fr;height:100%}
.side{background:var(--surface);border-inline-end:1px solid var(--line);display:flex;flex-direction:column;padding:1.1rem .8rem;min-height:0}
.side .brand-mark{font-size:24px;padding:0 .5rem}
.side .brand-sub{font-size:13px;margin:0 .5rem 1.2rem}
.nav{display:flex;flex-direction:column;gap:2px}
.nav button{display:flex;align-items:center;gap:.6rem;white-space:nowrap;background:none;border:0;border-radius:8px;padding:.55rem .6rem;text-align:start;color:var(--ink);font-weight:500}
.nav button:hover{background:var(--surface-2)}
.nav button[aria-current="page"]{background:var(--pine-soft);color:var(--pine);font-weight:700}
.nav svg{width:18px;height:18px;flex:none}
.nav .badge{margin-inline-start:auto;background:var(--gold);color:var(--surface);border-radius:999px;font-size:11px;font-weight:700;padding:0 .45rem;min-width:1.4rem;text-align:center}
.side-foot{margin-top:auto;border-top:1px solid var(--line);padding-top:.9rem;font-size:13px}
.ai-state{display:flex;align-items:center;gap:.45rem;padding:.4rem .5rem;border-radius:8px;background:var(--surface-2);margin-bottom:.8rem}
.dot{width:8px;height:8px;border-radius:50%;background:var(--muted);flex:none}
.dot.on{background:var(--pine)}
.dot.warn{background:var(--gold)}
.me{padding:0 .5rem}
.me b{display:block;font-size:14px}
.main{min-width:0;min-height:0;overflow:auto}
.page{padding:1.6rem 1.8rem;max-width:1100px}
.page h1{font-size:22px;margin:0 0 .3rem}
.page .lead{color:var(--muted);margin:0 0 1.4rem;max-width:68ch}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:1.2rem}
.panel+.panel{margin-top:1rem}
.panel h2{font-size:16px;margin:0 0 .8rem}

/* inbox */
.inbox{display:grid;grid-template-columns:340px 1fr;height:100%;min-height:0}
.clist{border-inline-end:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column;min-height:0}
.clist-head{padding:1rem 1rem .6rem;border-bottom:1px solid var(--line)}
.filters{display:flex;flex-wrap:wrap;gap:.3rem;margin-bottom:.6rem}
.filters button{border:1px solid var(--line);background:var(--surface);border-radius:999px;font-size:13px;padding:.15rem .65rem}
.filters button[aria-pressed="true"]{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.filters b{font-weight:700;margin-inline-start:.25rem}
.clist-items{overflow:auto;flex:1}
.citem{display:grid;grid-template-columns:40px 1fr auto;gap:.6rem;padding:.75rem 1rem;border:0;border-bottom:1px solid var(--line);background:none;width:100%;text-align:start}
.citem:hover{background:var(--surface-2)}
.citem[aria-current="true"]{background:var(--pine-soft)}
.avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:var(--wall);color:var(--ink);font-weight:700}
.citem .name{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.citem .prev{color:var(--muted);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.citem .meta{display:flex;gap:.3rem;margin-top:.25rem;flex-wrap:wrap}
.citem .side-col{display:flex;flex-direction:column;align-items:flex-end;gap:.3rem;font-size:12px;color:var(--muted)}
.unread{background:var(--pine);color:var(--pine-ink);border-radius:999px;font-size:11px;font-weight:700;padding:0 .4rem;min-width:1.2rem;text-align:center}
.empty{padding:2.5rem 1.5rem;text-align:center;color:var(--muted)}

.thread{display:flex;flex-direction:column;min-height:0;background:var(--wall)}
.thead{background:var(--surface);border-bottom:1px solid var(--line);padding:.8rem 1.1rem}
.thead h2{font-size:17px;margin:0}
.thead .sub{color:var(--muted);font-size:13px}
.route{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;margin-top:.6rem;font-size:13px}
.route select{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:.25rem .4rem;max-width:200px}
.back{display:none}
.msgs{flex:1;overflow:auto;padding:1.2rem 1.4rem;display:flex;flex-direction:column;gap:.45rem}
.msg{max-width:min(78%,560px);padding:.5rem .75rem .35rem;border-radius:10px;box-shadow:0 1px 0 rgba(0,0,0,.06);white-space:normal;word-wrap:break-word}
.msg.contact{align-self:flex-start;background:var(--b-in);border-start-start-radius:3px}
.msg.agent{align-self:flex-end;background:var(--b-out);border-start-end-radius:3px}
.msg.bot{align-self:flex-end;background:var(--b-bot);border-start-end-radius:3px}
.msg .who{font-size:12px;font-weight:700;color:var(--pine);margin-bottom:.15rem}
.msg.bot .who{color:var(--blue)}
.msg .t{font-size:11px;color:var(--muted);text-align:left;margin-top:.15rem}
.sys{align-self:center;background:var(--surface);color:var(--muted);font-size:12.5px;border-radius:8px;padding:.25rem .7rem;max-width:90%;text-align:center;border:1px solid var(--line)}
.sys.note{background:var(--gold-soft);color:var(--ink);border-color:transparent;text-align:start}
.typing{align-self:flex-end;font-size:13px;color:var(--muted);background:var(--b-bot);padding:.35rem .8rem;border-radius:10px}
.composer{background:var(--surface);border-top:1px solid var(--line);padding:.7rem 1rem;display:flex;gap:.5rem;align-items:flex-end}
.composer textarea{flex:1;min-height:44px;max-height:160px;resize:none}
.composer .stack{display:flex;flex-direction:column;gap:.35rem}
.closed-bar{background:var(--surface);border-top:1px solid var(--line);padding:.8rem 1rem;text-align:center;color:var(--muted)}
.thread-empty{flex:1;display:grid;place-items:center;color:var(--muted);text-align:center;padding:2rem}

/* simulator */
.sim{display:grid;grid-template-columns:240px minmax(300px,380px) 1fr;gap:1.2rem;align-items:start}
.sim .clist2 .citem{border:1px solid var(--line);border-radius:10px;margin-bottom:.4rem;background:var(--surface)}
.phone{border:10px solid var(--ink);border-radius:34px;overflow:hidden;background:var(--wall);height:min(680px,78vh);display:flex;flex-direction:column}
.phone-top{background:var(--pine);color:var(--pine-ink);padding:.7rem .9rem;display:flex;gap:.6rem;align-items:center}
.phone-top .avatar{background:var(--pine-ink);color:var(--pine);width:36px;height:36px;font-family:"Reem Kufi",sans-serif}
.phone-top small{display:block;opacity:.85;font-size:12px}
.phone .msgs{padding:.9rem}
.phone .msg{max-width:85%;font-size:14px}
.phone .msg.mine{align-self:flex-end;background:var(--b-out);border-start-end-radius:3px}
.phone .msg.theirs{align-self:flex-start;background:var(--b-in);border-start-start-radius:3px}
.phone .composer{padding:.5rem}
.quick{display:flex;gap:.35rem;flex-wrap:wrap;margin-bottom:.8rem}
.quick button{border:1px dashed var(--line);background:var(--surface);border-radius:999px;font-size:13px;padding:.2rem .7rem}
.facts{display:grid;grid-template-columns:auto 1fr;gap:.35rem .9rem;font-size:14px;margin:0}
.facts dt{color:var(--muted)}
.facts dd{margin:0;font-weight:500}
.decision{margin-top:1rem;background:var(--surface-2);border-radius:10px;padding:.8rem;font-size:14px}

/* kb, tables */
.tabs{display:flex;gap:.3rem;border-bottom:1px solid var(--line);margin-bottom:1rem}
.tabs button{background:none;border:0;border-bottom:2px solid transparent;padding:.5rem .8rem;font-weight:600;color:var(--muted)}
.tabs button[aria-selected="true"]{color:var(--pine);border-bottom-color:var(--pine)}
.qa{border-bottom:1px solid var(--line);padding:.9rem 0}
.qa:last-child{border-bottom:0}
.qa h3{font-size:15px;margin:0 0 .25rem}
.qa p{margin:0 0 .4rem;white-space:pre-wrap;max-width:75ch}
.two{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.table-wrap{overflow-x:auto}
table.list{width:100%;border-collapse:collapse;font-size:14px}
table.list th{text-align:start;font-weight:600;color:var(--muted);font-size:13px;border-bottom:1px solid var(--line);padding:.5rem .4rem}
table.list td{border-bottom:1px solid var(--line);padding:.55rem .4rem;vertical-align:top}
.modes{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;margin-bottom:1rem}
.mode{border:1px solid var(--line);border-radius:10px;padding:.8rem;display:block;cursor:pointer;background:var(--surface)}
.mode:has(input:checked){border-color:var(--pine);background:var(--pine-soft)}
.mode b{display:block;margin-bottom:.2rem}
.mode span{font-size:13px;color:var(--muted)}
.mode input{margin-inline-end:.3rem}
.checks{display:flex;flex-wrap:wrap;gap:.4rem .9rem}
.checks label{font-weight:400;display:flex;gap:.3rem;align-items:center}
details.doc{border:1px solid var(--line);border-radius:10px;padding:.6rem .8rem;margin-bottom:.5rem;background:var(--surface)}
details.doc summary{cursor:pointer;display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}
details.doc pre{white-space:pre-wrap;font:inherit;font-size:13px;color:var(--muted);max-height:240px;overflow:auto;margin:.6rem 0 0}
.meter{height:6px;background:var(--surface-2);border-radius:99px;overflow:hidden;margin:.3rem 0}
.meter i{display:block;height:100%;background:var(--pine)}

.toast{position:fixed;bottom:calc(1.2rem + env(safe-area-inset-bottom,0px));inset-inline-start:50%;transform:translateX(50%);background:var(--ink);color:var(--surface);padding:.55rem 1.1rem;border-radius:10px;font-size:14px;z-index:20;opacity:0;transition:opacity .2s}
.toast.show{opacity:1}

@media (max-width:1100px){ .sim{grid-template-columns:1fr minmax(300px,380px)} .sim .facts-col{grid-column:1/-1} }
@media (max-width:860px){
  .shell{grid-template-columns:1fr;grid-template-rows:auto 1fr}
  .side{flex-direction:row;align-items:center;padding:.5rem;gap:.5rem;overflow-x:auto;border-inline-end:0;border-bottom:1px solid var(--line)}
  .side .brand-mark,.side .brand-sub{display:none}
  .nav{flex-direction:row}
  .nav button span.lbl{display:none}
  .nav button[aria-current="page"] span.lbl{display:inline}
  .side-foot{margin:0;margin-inline-start:auto;border:0;padding:0;display:flex;gap:.4rem;align-items:center}
  .side-foot .ai-state,.side-foot .me{display:none}
  .inbox{grid-template-columns:1fr}
  .inbox.has-sel .clist{display:none}
  .inbox:not(.has-sel) .thread{display:none}
  .back{display:inline-block}
  .page{padding:1rem}
  .sim{grid-template-columns:1fr}
  .two,.modes{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* production additions */
.tick{font-size:11px;margin-inline-start:.3rem}
.tick.read{color:var(--blue)}
.tick.failed{color:var(--danger);font-weight:700}
.warnbar{background:var(--gold-soft);color:var(--ink);border-top:1px solid var(--line);padding:.7rem 1rem;font-size:14px}
.code{display:flex;gap:.5rem;align-items:center;background:var(--surface-2);border:1px solid var(--line);border-radius:8px;padding:.45rem .6rem;direction:ltr;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;overflow-x:auto}
.code span{flex:1;white-space:nowrap}
ol.steps{margin:0;padding-inline-start:1.3rem}
ol.steps li{margin-bottom:.45rem;max-width:72ch}
.state{display:flex;gap:.5rem;align-items:center;margin:.25rem 0}
.result{margin-top:.8rem;background:var(--surface-2);border-radius:8px;padding:.7rem .9rem;font-size:14px;white-space:pre-wrap}
.sim-badge{font-size:11px;color:var(--gold);font-weight:700}
.spin{display:inline-block;width:12px;height:12px;border:2px solid currentColor;border-inline-end-color:transparent;border-radius:50%;animation:sp .8s linear infinite;vertical-align:-2px}
@keyframes sp{to{transform:rotate(360deg)}}
/* circulars & directory */
.msg.broadcast{align-self:flex-end;background:var(--gold-soft);border-start-end-radius:3px}
.msg.broadcast .who{color:var(--gold)}
.dir{display:grid;grid-template-columns:250px 1fr;gap:1rem;align-items:start}
.classlist{display:flex;flex-direction:column;gap:2px;max-height:55vh;overflow:auto}
.classlist button{display:flex;gap:.5rem;background:none;border:0;border-radius:8px;padding:.45rem .6rem;text-align:start}
.classlist button:hover{background:var(--surface-2)}
.classlist button[aria-current="true"]{background:var(--pine-soft);color:var(--pine);font-weight:700}
.g-line{font-size:14px;margin-bottom:.15rem}
.g-row{display:grid;grid-template-columns:1.2fr 1fr 1.2fr auto auto;gap:.4rem;align-items:center;margin:.4rem 0}
.wa-preview{background:var(--b-in);border:1px solid var(--line);border-radius:10px;border-start-start-radius:3px;padding:.7rem .9rem;margin-top:.8rem;max-width:460px;font-size:14px}
.wa-btns{display:flex;flex-direction:column;gap:2px;margin-top:.5rem}
.wa-btns span{display:block;text-align:center;color:var(--blue);border-top:1px solid var(--line);padding-top:.35rem;font-weight:600}
.var{background:var(--gold-soft);color:var(--gold);border-radius:4px;padding:0 .25rem;font-weight:700;direction:ltr;unicode-bidi:isolate}
.pick{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:8px;margin-top:.4rem;max-width:420px;max-height:240px;overflow:auto}
.pick button{background:var(--surface);border:0;border-bottom:1px solid var(--line);padding:.45rem .7rem;text-align:start}
.pick button:hover:not(:disabled){background:var(--surface-2)}
.pick button:disabled{opacity:.5}
.chips{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:.6rem}
.chips button{background:none;border:0;padding:0 .1rem;color:var(--muted)}
.camp{padding:1rem 1.2rem;border-bottom:1px solid var(--line)}
.camp:last-child{border-bottom:0}
@media (max-width:860px){.dir{grid-template-columns:1fr}.g-row{grid-template-columns:1fr 1fr}}