:root{
  --bg:#f5f3ee; --panel:#fff; --ink:#1b2321; --muted:#66706d; --line:#e3dfd6;
  --brand:#0f4c4a; --brand-2:#14706b; --brand-soft:#e3efed;
  --accent:#c9822b; --accent-soft:#faf0e2;
  --ok:#2f7d4f; --ok-soft:#e5f3ea; --bad:#b23a32; --bad-soft:#f9e6e4; --warn:#a36a00; --warn-soft:#fdf3dc;
  --r:12px; --shadow:0 1px 2px rgba(20,30,28,.06),0 4px 14px rgba(20,30,28,.05);
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:"IBM Plex Sans Arabic",Tahoma,"Segoe UI",sans-serif;font-size:15px;line-height:1.55}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--brand-2)}
.num{font-variant-numeric:tabular-nums;direction:ltr;unicode-bidi:isolate;display:inline-block}
.hidden{display:none!important}

/* Layout */
.shell{display:grid;grid-template-columns:230px 1fr;min-height:100vh}
.side{background:var(--brand);color:#e9f3f1;padding:18px 12px;position:sticky;top:0;height:100vh;overflow:auto}
.logo{font-weight:700;font-size:20px;padding:4px 10px 2px}
.logo small{display:block;font-weight:400;font-size:12px;opacity:.7}
.nav{margin-top:18px;display:flex;flex-direction:column;gap:2px}
.nav a{color:#d6e8e5;text-decoration:none;padding:9px 12px;border-radius:9px;display:flex;gap:10px;align-items:center}
.nav a:hover{background:rgba(255,255,255,.07)}
.nav a.on{background:#fff;color:var(--brand);font-weight:600}
.nav .ic{width:20px;text-align:center}
.me{margin-top:22px;padding:12px;border-top:1px solid rgba(255,255,255,.15);font-size:13px}
.me button{background:none;border:1px solid rgba(255,255,255,.3);color:#fff;border-radius:8px;padding:4px 10px;margin-top:8px;cursor:pointer}
.main{padding:22px 26px 90px;max-width:1300px;width:100%}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.top h1{margin:0;font-size:22px}
.rate-chip.stale{background:var(--bad-soft);color:var(--bad)}
.rate-chip{background:var(--accent-soft);color:#7a4a10;border-radius:999px;padding:5px 12px;font-size:13px;font-weight:600}
.bottom-nav{display:none}

/* Cards */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--shadow);margin-bottom:16px}
.card h2{font-size:16px;margin:0 0 12px}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;box-shadow:var(--shadow)}
.kpi .l{font-size:13px;color:var(--muted)} .kpi .v{font-size:24px;font-weight:700;margin-top:2px} .kpi .s{font-size:12px;color:var(--muted)}
.kpi.bad .v{color:var(--bad)} .kpi.ok .v{color:var(--ok)} .kpi.warn .v{color:var(--warn)}

/* Tables */
.tw{overflow-x:auto}
table.t{width:100%;border-collapse:collapse;font-size:14px}
.t th{text-align:right;font-weight:600;color:var(--muted);font-size:12.5px;padding:8px;border-bottom:1px solid var(--line);white-space:nowrap}
.t td.num,.t td.nw{white-space:nowrap}
.t td{padding:9px 8px;border-bottom:1px solid #f0ede6;vertical-align:middle}
.t tr:hover td{background:#fbfaf7}
.t tfoot td{font-weight:700;border-top:2px solid var(--line)}
.empty{color:var(--muted);text-align:center;padding:24px}

/* Forms */
label.f{display:block;margin-bottom:10px} label.f span{display:block;font-size:13px;color:var(--muted);margin-bottom:4px}
input,select,textarea{width:100%;border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px 11px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--brand-2);box-shadow:0 0 0 3px var(--brand-soft)}
input[type=checkbox]{width:auto}
.chk{display:flex;gap:8px;align-items:center;margin:6px 0 12px;font-size:14px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:end}
.row>*{flex:1;min-width:140px}
.btn{border:0;border-radius:9px;padding:9px 16px;background:var(--brand);color:#fff;cursor:pointer;font-weight:600;white-space:nowrap}
.btn:hover{background:var(--brand-2)} .btn:disabled{opacity:.5;cursor:wait}
.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--line)} .btn.ghost:hover{background:var(--brand-soft)}
.btn.accent{background:var(--accent)} .btn.bad{background:var(--bad)} .btn.sm{padding:5px 10px;font-size:13px}
.btn.big{padding:13px 18px;font-size:16px;width:100%}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.seg button{border:0;background:none;padding:8px 16px;cursor:pointer}
.seg button.on{background:var(--brand);color:#fff;font-weight:600}
.tabs{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap}
.tabs button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px;cursor:pointer}
.tabs button.on{background:var(--brand);color:#fff;border-color:var(--brand)}

.pill{display:inline-block;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:600;white-space:nowrap}
.p-ok{background:var(--ok-soft);color:var(--ok)} .p-bad{background:var(--bad-soft);color:var(--bad)}
.p-warn{background:var(--warn-soft);color:var(--warn)} .p-mut{background:#efede8;color:var(--muted)} .p-br{background:var(--brand-soft);color:var(--brand)}

/* Collect */
.sub-card{border:1px solid var(--line);border-radius:var(--r);padding:14px;background:#fff;display:flex;justify-content:space-between;gap:10px;align-items:center;cursor:pointer;margin-bottom:8px}
.sub-card:hover{border-color:var(--brand-2)}
.sub-card .n{font-weight:700} .sub-card .m{font-size:13px;color:var(--muted)}
.debt{background:var(--bad-soft);border:1px solid #efc9c5;color:var(--bad);border-radius:10px;padding:10px 12px;margin:10px 0;font-weight:600}
.summary{background:var(--brand-soft);border-radius:10px;padding:10px 12px;margin:8px 0 12px;font-size:14px}

/* Bars */
.bars{display:flex;align-items:flex-end;gap:6px;height:150px;padding-top:10px}
.bars .b{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;gap:4px}
.bars .bf{width:100%;max-width:34px;background:var(--brand-2);border-radius:5px 5px 0 0;min-height:2px}
.bars .b.today .bf{background:var(--accent)}
.bars .bl{font-size:10.5px;color:var(--muted)} .bars .bv{font-size:10.5px;color:var(--ink)}
.meter{height:8px;border-radius:99px;background:#efede8;overflow:hidden} .meter i{display:block;height:100%;background:var(--brand-2)}

/* Modal & toast */
.modal{position:fixed;inset:0;background:rgba(15,25,24,.45);display:flex;align-items:flex-start;justify-content:center;z-index:50;padding:5vh 12px;overflow:auto}
.modal-box{background:#fff;border-radius:14px;max-width:620px;width:100%;padding:20px;position:relative;box-shadow:0 20px 50px rgba(0,0,0,.2)}
.modal-box h2{margin:0 0 14px;font-size:18px}
.x{position:absolute;left:12px;top:8px;border:0;background:none;font-size:26px;cursor:pointer;color:var(--muted)}
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:60;display:flex;flex-direction:column;gap:6px;align-items:center}
.tst{background:var(--ink);color:#fff;padding:10px 18px;border-radius:10px;box-shadow:var(--shadow);font-size:14px}
.tst.bad{background:var(--bad)} .tst.ok{background:var(--ok)}

/* Login */
.login{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(160deg,var(--brand) 0%,#0b3533 100%)}
.login form{background:#fff;padding:28px;border-radius:16px;width:100%;max-width:360px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.login h1{margin:0 0 4px;font-size:22px;color:var(--brand)} .login p{margin:0 0 18px;color:var(--muted);font-size:14px}

.muted{color:var(--muted)} .small{font-size:12.5px} .right{text-align:left}
.mt{margin-top:12px} .flex{display:flex;gap:8px;align-items:center;flex-wrap:wrap} .sp{flex:1}

/* بنود فاتورة التركيب */
.iline{border:1px solid var(--line);border-radius:10px;padding:8px 8px 0;background:#fcfbf8}
.iline .btn.sm{padding:4px 9px}
@media (max-width:760px){ .iline>label{min-width:0!important} .iline{display:grid;grid-template-columns:1fr 1fr;gap:0 8px} .iline>label:first-child{grid-column:1/-1} .iline>button{grid-column:1/-1;justify-self:end} }
/* سجل زمني مضغوط */
.tl-row{display:grid;grid-template-columns:44px auto 1fr auto 36px;gap:10px;align-items:center;padding:8px 0;border-bottom:1px solid #f0ede6}
.tl-row:last-child{border-bottom:0}
.tl-row.voided{opacity:.5;text-decoration:line-through}
.tl-t{color:var(--muted);font-size:13px}
.tl-a{font-weight:700;text-align:left;white-space:nowrap}
.tl-x{min-width:0}
@media (max-width:760px){
  .tl-row{grid-template-columns:40px 1fr auto;grid-template-areas:"t x a" "t p b";row-gap:2px}
  .tl-row>.tl-t{grid-area:t;align-self:start;padding-top:2px} .tl-row>.pill{grid-area:p;justify-self:start}
  .tl-row>.tl-x{grid-area:x} .tl-row>.tl-a{grid-area:a;align-self:start} .tl-row>:last-child{grid-area:b;justify-self:end}
}
/* لا تسمح للجداول بتمديد الصفحة */
.shell>*,.grid>*,.card,.main{min-width:0}
.kbd{font-size:11px;border:1px solid var(--line);border-radius:5px;padding:0 5px;color:var(--muted);background:#fff}

/* لابتوب صغير وتابلت: شريط جانبي بالأيقونات فقط */
@media (max-width:1180px) and (min-width:761px){
  .shell{grid-template-columns:68px 1fr}
  .side{padding:14px 8px}
  .logo{font-size:0;padding:4px 0;text-align:center} .logo::before{content:"ف";font-size:24px} .logo small{display:none}
  .nav a{justify-content:center;padding:11px 0} .nav a .lbl{display:none} .nav .ic{font-size:18px;width:auto}
  .me{font-size:0;padding:10px 0;text-align:center} .me .small{display:none} .me button{font-size:11px;padding:3px 6px;margin:4px 0 0}
  .main{padding:18px 18px 40px}
  .g4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1180px) and (min-width:961px){ .g3{grid-template-columns:repeat(3,1fr)} }
@media (max-width:960px) and (min-width:761px){ .g3{grid-template-columns:repeat(2,1fr)} }

/* موبايل */
@media (max-width:760px){
  .shell{grid-template-columns:1fr}
  .side{display:none}
  .main{padding:12px 10px 96px}
  .g3,.g4{grid-template-columns:repeat(2,1fr)} .g2{grid-template-columns:1fr}
  .bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);z-index:40;padding-bottom:env(safe-area-inset-bottom);overflow-x:auto}
  .bottom-nav a{flex:1;min-width:64px;text-align:center;padding:7px 2px;font-size:11px;color:var(--muted);text-decoration:none}
  .bottom-nav a .ic{display:block;font-size:19px}
  .bottom-nav a.on{color:var(--brand);font-weight:700}
  .kpi{padding:12px} .kpi .v{font-size:19px}
  .top{margin-bottom:10px} .top h1{font-size:19px}
  .card{padding:12px}
  .row>*{min-width:120px}
  .kbd{display:none}
  .modal{padding:0;align-items:flex-end} .modal-box{border-radius:16px 16px 0 0;max-height:92vh;overflow:auto;padding:18px 14px calc(18px + env(safe-area-inset-bottom))}
  /* الجداول تتحول لبطاقات */
  table.t.cards, table.t.cards tbody, table.t.cards tfoot{display:block}
  table.t.cards tr{display:block;border:1px solid var(--line);border-radius:10px;padding:6px 10px;margin-bottom:8px;background:#fff}
  table.t.cards tr:first-child:has(th){display:none}
  table.t.cards td{display:flex;justify-content:space-between;gap:10px;align-items:center;border:0;padding:5px 0;text-align:left}
  table.t.cards td::before{content:attr(data-label);color:var(--muted);font-size:12.5px;text-align:right;flex:0 0 auto}
  table.t.cards td[data-label=""]::before{display:none}
  table.t.cards td[colspan]{justify-content:center}
  table.t.cards td:empty{display:none}
  table.t.cards tfoot td::before{display:none}
  table.t.cards tfoot td{justify-content:flex-start}
  table.t.cards tfoot tr{background:var(--brand-soft)}
  table.t.cards tr:hover td{background:none}
}
@media print{.side,.bottom-nav,.top .btn,.no-print{display:none!important}.shell{display:block}.main{padding:0}}