:root{
  --bg:#f6f7fb; --card:#fff; --ink:#111827; --muted:#6b7280; --line:#e5e7eb;
  --brand:#0c7c66; --brand-d:#0a5f52; --ok:#059669; --warn:#d97706; --bad:#dc2626;
  --radius:12px; --max:1100px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,"Segoe UI",Roboto,"Noto Sans Arabic",Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand);text-decoration:none}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;padding:10px 16px;background:var(--card);border-bottom:1px solid var(--line)}
.brand{font-weight:800;font-size:1.15rem;display:inline-flex;align-items:center;gap:8px}
.brand span{color:var(--brand)}
a.brand{color:inherit;text-decoration:none}
.brand .logo{width:30px;height:30px;flex:none}
.nav{display:flex;gap:4px;flex-wrap:wrap;margin-inline-start:8px}
.nav a{padding:8px 12px;border-radius:8px;color:var(--ink);font-weight:600}
.nav a.active,.nav a:hover{background:#dcf0e8;color:var(--brand-d)}
.topbar .spacer{flex:1}
select,input,textarea{font:inherit;padding:9px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;width:100%}
select.invalid,input.invalid{border-color:var(--bad);background:#fef2f2}
button{font:inherit;cursor:pointer}
.btn{border:1px solid var(--line);background:#fff;padding:9px 14px;border-radius:8px;font-weight:600}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-d)}
.btn.danger{color:var(--bad);border-color:#fecaca}
.btn.small{padding:5px 9px;font-size:.85rem}
main{max-width:var(--max);margin:0 auto;padding:18px 16px 60px}
.grid{display:grid;gap:14px}
.cards4{grid-template-columns:repeat(4,1fr)}
.cards2{grid-template-columns:repeat(2,1fr)}
@media(max-width:800px){.cards4{grid-template-columns:repeat(2,1fr)}.cards2{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.card h2,.card h3{margin:0 0 10px}
.stat .n{font-size:1.6rem;font-weight:800}
.stat .l{color:var(--muted);font-size:.85rem}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.toolbar input,.toolbar select{width:auto;min-width:160px;flex:1}
table.tbl{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.tbl th,.tbl td{padding:10px;border-bottom:1px solid var(--line);text-align:start;font-size:.92rem}
.tbl th{background:#f8fafc;color:var(--muted);text-transform:uppercase;font-size:.72rem;letter-spacing:.04em}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.75rem;font-weight:700;background:#e8edf1;color:#334155}
.badge.paid,.badge.accepted{background:#d1fae5;color:#065f46}
.badge.overdue,.badge.rejected,.badge.cancelled{background:#fee2e2;color:#991b1b}
.badge.sent{background:#dbeafe;color:#1e40af}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}
.empty{border:1.5px dashed var(--line);border-radius:var(--radius);padding:34px;text-align:center;color:var(--muted);background:#fff}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(max-width:700px){.form-grid{grid-template-columns:1fr}}
label.f{display:flex;flex-direction:column;gap:6px;font-size:.85rem;font-weight:600;color:#374151}
.items-table input,.items-table select{padding:6px 8px;font-size:.88rem}
.totals{margin-inline-start:auto;min-width:260px;background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:12px}
.totals div{display:flex;justify-content:space-between;padding:3px 0}
.totals .grand{font-weight:800;font-size:1.1rem;border-top:1px solid var(--line);margin-top:6px;padding-top:8px}
#modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;align-items:center;justify-content:center;padding:16px;z-index:50}
#modal.open{display:flex}
.modal-box{background:#fff;border-radius:14px;max-width:860px;width:100%;max-height:90vh;overflow:auto;padding:20px}
#toasts{position:fixed;bottom:16px;inset-inline:0;display:flex;flex-direction:column;align-items:center;gap:8px;z-index:60}
.toast{background:#111827;color:#fff;padding:10px 18px;border-radius:999px;font-size:.9rem}
.note{font-size:.82rem;color:var(--muted);background:#fffbeb;border:1px solid #fde68a;border-radius:8px;padding:10px 12px;margin:10px 0}
kbd{border:1px solid var(--line);border-radius:6px;padding:1px 6px;background:#f8fafc}
/* ---- document preview templates ---- */
.preview-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:8px;overflow:auto}
.doc{font-size:14px;line-height:1.55;color:#111;background:#fff;padding:36px;max-width:800px;margin:0 auto}
.doc-head{display:flex;justify-content:space-between;gap:16px;border-bottom:3px solid #111;padding-bottom:14px;margin-bottom:14px}
.doc-title h2{margin:0;font-size:1.7rem;letter-spacing:.06em}
.doc-num{color:var(--muted);font-weight:700}
.doc-logo{max-height:56px;max-width:180px;object-fit:contain;margin-bottom:6px}
.doc-parties{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-bottom:14px}
@media(max-width:600px){.doc-parties{grid-template-columns:1fr}}
.doc h3{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 4px}
.doc-table{width:100%;border-collapse:collapse;margin:10px 0}
.doc-table th,.doc-table td{border:1px solid #d1d5db;padding:8px 10px}
.doc-table th{background:#f3f4f6;text-align:start}
.doc-table .num{text-align:end;white-space:nowrap}
.doc-totals{margin-inline-start:auto;max-width:300px;margin-top:10px}
.doc-totals div{display:flex;justify-content:space-between;padding:2px 0}
.doc-totals .grand{font-weight:800;border-top:2px solid #111;margin-top:6px;padding-top:6px}
.tpl-minimal .doc-head{border-bottom:1px solid #ddd}
.tpl-minimal .doc-title h2{font-weight:400;letter-spacing:0}
.tpl-minimal .doc-table th{background:none;border:none;border-bottom:2px solid #111}
.tpl-minimal .doc-table td{border:none;border-bottom:1px solid #eee}
.tpl-modern .doc-head{border:none;background:#e6f4ee;border-radius:12px;padding:18px}
.tpl-modern .doc-title h2{color:var(--brand)}
.tpl-modern .doc-table th{background:var(--brand);color:#fff;border-color:var(--brand)}
.tpl-corporate .doc-head{border:none;background:#1e3a5f;color:#fff;border-radius:0;padding:20px;margin:-36px -36px 14px}
.tpl-corporate .doc-title h2{color:#fff}
.tpl-corporate .doc-num{color:#cbd5e1}
.tpl-corporate .doc-table th{background:#1e3a5f;color:#fff;border-color:#1e3a5f}
.tpl-corporate .doc-totals .grand{border-color:#1e3a5f}
.tpl-elegant{font-family:Georgia,"Times New Roman",serif}
.tpl-elegant .doc-head{border-bottom:2px solid #a8842c}
.tpl-elegant .doc-title h2{font-weight:400;letter-spacing:.14em;color:#6b5a1e}
.tpl-elegant .doc-table th{background:none;color:#6b5a1e;border:none;border-bottom:2px solid #a8842c;font-weight:400;letter-spacing:.05em}
.tpl-elegant .doc-table td{border:none;border-bottom:1px solid #e7e0c8}
.tpl-elegant .doc-totals .grand{border-color:#a8842c}
.tpl-creative .doc-head{border:none;background:#171321;color:#fff;border-radius:14px;padding:20px;border-inline-start:8px solid #b8e62e}
.tpl-creative .doc-title h2{color:#b8e62e;letter-spacing:.02em}
.tpl-creative .doc-num{color:#d6d0e8}
.tpl-creative .doc-table th{background:#171321;color:#b8e62e;border-color:#171321}
.tpl-compact{font-size:12px;padding:20px}
.tpl-compact .doc-head{padding-bottom:8px;margin-bottom:8px}
.tpl-compact .doc-title h2{font-size:1.2rem}
.tpl-compact .doc-table th,.tpl-compact .doc-table td{padding:4px 6px}
.tpl-compact .doc-table tbody tr:nth-child(even){background:#f4f6f8}
.tpl-compact .doc-parties{margin-bottom:8px}
.tpl-ocean .doc-head{border:none;background:#0e5f6e;color:#fff;border-radius:12px 12px 0 0;padding:20px;margin:-14px -14px 14px}
.tpl-ocean .doc-title h2{color:#a5e3f0}
.tpl-ocean .doc-num{color:#d7f0f5}
.tpl-ocean .doc-table th{background:#0e5f6e;color:#fff;border-color:#0e5f6e}
.tpl-ocean .doc-totals .grand{border-color:#0e5f6e}
.tpl-sunset .doc-head{border:none;background:#c2410c;color:#fff;border-radius:0 0 18px 18px;padding:20px;margin:-14px -14px 14px}
.tpl-sunset .doc-title h2{color:#ffedd5}
.tpl-sunset .doc-num{color:#fed7aa}
.tpl-sunset .doc-table th{background:#c2410c;color:#fff;border-color:#c2410c}
.tpl-sunset .doc-totals .grand{border-color:#c2410c}
.tpl-mono .doc-head{border:none;background:#000;color:#fff;border-radius:0;padding:20px;margin:-14px -14px 14px}
.tpl-mono .doc-title h2{color:#fff;letter-spacing:.18em}
.tpl-mono .doc-num{color:#d4d4d4}
.tpl-mono .doc-table th{background:#000;color:#fff;border-color:#000;text-transform:uppercase;letter-spacing:.08em}
.tpl-mono .doc-table td{border-color:#000}
.tpl-mono .doc-totals .grand{border-color:#000}
.tpl-royal .doc-head{border:none;background:#5b21b6;color:#fff;border-radius:14px;padding:20px}
.tpl-royal .doc-title h2{color:#e9d5ff}
.tpl-royal .doc-num{color:#d8b4fe}
.tpl-royal .doc-table th{background:#5b21b6;color:#fff;border-color:#5b21b6}
.tpl-royal .doc-totals .grand{border-color:#5b21b6}
.doc .desc{word-break:break-word}
.doc-sign{margin-top:14px}
.doc-sign-img{max-height:90px;max-width:260px;object-fit:contain}
/* ---- print ---- */
@media print{
  body{background:#fff}
  .topbar,#modal,#toasts,.no-print,main nav,.toolbar{display:none!important}
  .preview-wrap{border:none;padding:0}
  .doc{max-width:none;padding:0}
  .doc-table tr{page-break-inside:avoid}
}
.print-body{padding:24px}
[dir="rtl"] .nav{flex-direction:row}
[dir="rtl"] .tbl th,[dir="rtl"] .tbl td{text-align:right}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;inset-inline-start:8px;top:-40px;background:#000;color:#fff;padding:8px 12px;border-radius:8px;z-index:99}
.skip:focus{top:8px}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
/* ---- landing ---- */
.landing{max-width:900px}
.landing section{margin-bottom:16px}
.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:start}
@media(max-width:800px){.hero{grid-template-columns:1fr}}
.hero h1{font-size:2rem;line-height:1.2;margin:6px 0 10px}
.lede{font-size:1.05rem;color:#374151}
.cta-row{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0}
.btn.big{padding:12px 20px;font-size:1rem}
.ticks{list-style:none;padding:0;margin:10px 0;display:grid;gap:6px;color:#374151}
.ticks li::before{content:"✓ ";color:var(--ok);font-weight:800}
.hero-doc .hero-kicker{font-weight:800;letter-spacing:.05em;color:var(--muted)}
.hero-total{display:flex;justify-content:space-between;font-size:1.1rem;border-top:2px solid var(--ink);padding-top:8px}
.steps{display:grid;gap:10px;padding-inline-start:20px}
.steps li{line-height:1.6}
#faq details{border-top:1px solid var(--line);padding:10px 2px}
#faq summary{cursor:pointer;font-weight:700}
.cta-final{text-align:center}
.footer{max-width:var(--max);margin:0 auto;padding:20px 16px 40px;color:var(--muted);font-size:.88rem}
.footer .fine{font-size:.78rem}
/* ---- template gallery ---- */
.tpl-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin-top:12px}
.tpl-card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;display:flex;flex-direction:column}
.tpl-card .frame{height:250px;overflow:hidden;pointer-events:none;border-bottom:1px solid var(--line);background:#fff}
.tpl-card .doc{font-size:8px;line-height:1.5;padding:14px;max-width:none}
.tpl-card .doc h1{font-size:13px;margin:0}
.tpl-card .doc p{margin:2px 0}
.tpl-card .doc-head{margin:0 0 8px;padding-bottom:8px}
.tpl-card .tpl-corporate .doc-head,.tpl-card .tpl-creative .doc-head{margin:0 0 8px;padding:12px}
.tpl-card .doc-title h2{font-size:15px}
.tpl-card .doc-table{margin:6px 0}
.tpl-card .doc-table th,.tpl-card .doc-table td{padding:3px 5px;font-size:8px}
.tpl-card .doc-totals{max-width:150px;margin-top:6px}
.tpl-card .card-body{padding:12px;display:grid;gap:6px;align-content:start}
.tpl-card .card-body h3{margin:0;font-size:1rem}
.tpl-card .card-body p{margin:0;color:var(--muted);font-size:.85rem}
/* ---- mobile (phones) ---- */
@media(max-width:640px){
  .topbar{flex-wrap:wrap;row-gap:8px}
  .brand{font-size:1rem}
  .nav a{padding:6px 9px;font-size:.86rem}
  .hero h1{font-size:1.5rem}
  .cards4{grid-template-columns:1fr 1fr}
  .stat .n{font-size:1.25rem}
  table.tbl{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
  table.tbl th,table.tbl td{padding:7px;font-size:.82rem;white-space:nowrap}
  table.tbl td .row-actions{flex-wrap:nowrap}
  .doc{padding:18px;font-size:13px}
  .doc-head{flex-wrap:wrap}
  .doc-title h2{font-size:1.3rem}
  .doc-logo{max-height:44px}
  .totals{min-width:0;width:100%}
  .toolbar input,.toolbar select{min-width:0}
  .modal-box{padding:14px}
  .cta-row .btn.big{width:100%;text-align:center}
  .tpl-card .frame{height:210px}
  .footer{font-size:.82rem}
}
@media(max-width:700px){
  input,select,textarea{font-size:16px}
  .items-table input,.items-table select{font-size:16px}
}