:root {
  --bg: #121212; --card: #1c1c1c; --line: #2c2c2c; --text: #ececec; --muted: #9a9a9a;
  --gold: #d4af37; --gold-dim: #8a7224; --pos: #4caf7a; --neg: #e05a5a; --warn: #e6a23c;
  --radius: 10px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font: 15px/1.6 "Segoe UI", Tahoma, "Noto Sans Arabic", system-ui, sans-serif; }
a { color: var(--gold); text-decoration: none; }
h1, h3 { margin: 0 0 .6rem; }
h1 { color: var(--gold); font-size: 1.5rem; }
h3 { font-size: 1.05rem; color: var(--gold); }
small { font-size: .82rem; }
.muted { color: var(--muted); }
.pos { color: var(--pos); }
.neg { color: var(--neg); }
.warn-text { color: var(--warn); }

.wrap { max-width: 1180px; margin: 0 auto; padding: 16px; }
.topbar { display: flex; align-items: center; gap: 16px; padding: 10px 16px; border-bottom: 1px solid var(--line);
  background: #161616; position: sticky; top: 0; z-index: 5; flex-wrap: wrap; }
.brand { font-weight: 700; color: var(--gold); }
.topbar nav { display: flex; gap: 4px; flex: 1; }
.topbar nav a, .tabs a { padding: 6px 12px; border-radius: 8px; color: var(--text); }
.topbar nav a.on, .tabs a.on { background: var(--gold); color: #111; font-weight: 600; }
.logout { display: flex; gap: 8px; align-items: center; margin: 0; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; margin-bottom: 14px; min-width: 0; }
.card.big b { display: block; font-size: 1.5rem; margin: 4px 0; }
.panels, .two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.panels > .card, .two > .card { margin-bottom: 0; }
.panels, .two { margin-bottom: 14px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 14px; }
.grid3 > .card { margin-bottom: 0; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.stat { display: flex; flex-direction: column; }
.stat b { font-size: 1.15rem; }

.tabs { display: flex; gap: 4px; overflow-x: auto; margin: 0 0 14px; padding-bottom: 2px; }
.tabs a { white-space: nowrap; background: var(--card); border: 1px solid var(--line); }
.tabs.small { margin: 0; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: end; }
.row > * { flex: 1 1 120px; }
.row > button, .row > .button { flex: 0 0 auto; }
.row.between { justify-content: space-between; align-items: center; }
.row.between > * { flex: 0 0 auto; }
.stack { display: flex; flex-direction: column; gap: 10px; }
label { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: .9rem; }

input, select, textarea, button, .button {
  font: inherit; color: var(--text); background: #101010; border: 1px solid var(--line);
  border-radius: 8px; padding: 9px 11px; min-width: 0; width: 100%;
}
button, .button { width: auto; cursor: pointer; background: #262626; text-align: center; }
button:hover, .button:hover { border-color: var(--gold-dim); }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--gold-dim); outline-offset: 0; }
button.primary { background: var(--gold); color: #111; font-weight: 700; border-color: var(--gold); }
button.danger { background: #3a1717; border-color: #6b2626; color: #ffb4b4; }
button.small { padding: 3px 9px; font-size: .82rem; }
button.link { background: none; border: none; color: var(--gold); padding: 0; }
form.inline { display: inline; margin: 0; }
.seg { display: flex; gap: 6px; }
.seg label { flex: 1; flex-direction: row; justify-content: center; align-items: center; gap: 6px; padding: 8px;
  border: 1px solid var(--line); border-radius: 8px; color: var(--text); cursor: pointer; }
.seg label:has(input:checked) { border-color: var(--gold); background: #2a2410; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { padding: 7px 8px; border-bottom: 1px solid var(--line); text-align: right; vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: .85rem; }
td input { padding: 6px 8px; }
tr.has-warn td { background: #2a2112; }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; border: 1px solid var(--line); }
.flash.ok { background: #14271c; border-color: #24563a; }
.flash.error { background: #2d1515; border-color: #6b2626; }
.flash.alert, .flash.warn { background: #2d2412; border-color: #6b5326; }
.badge { font-size: .8rem; padding: 2px 8px; border-radius: 99px; margin-inline-start: 6px; }
.badge.ok { background: #1d3b29; color: #8fe0b0; }
.badge.bad { background: #4a1d1d; color: #ffb4b4; }
.repair { border-color: #6b2626; }
.confirm { border-color: var(--warn); }
.danger-zone summary { color: #ffb4b4; }
details summary { cursor: pointer; color: var(--gold); font-weight: 600; }
details[open] summary { margin-bottom: 12px; }
ul.list, ul.facts { padding-inline-start: 18px; margin: 6px 0; }
ul.list li { margin-bottom: 6px; }
.login { max-width: 380px; margin: 12vh auto; }
.chart-box { position: relative; height: 320px; width: 100%; }
.chart-box.rsi { height: 130px; margin-top: 8px; }
@media (max-width: 820px) { .chart-box { height: 260px; } }

@media (max-width: 820px) {
  .panels, .two, .grid3 { grid-template-columns: 1fr; }
  .grid4 { grid-template-columns: repeat(2, 1fr); }
  .card.big b { font-size: 1.3rem; }
  .topbar nav { order: 3; flex-basis: 100%; }
}

/* ---- الزبائن وكشف الحساب */
.big-balance { font-size: 1.35rem; font-weight: 700; margin: 8px 0 4px; }
.statement-head h1 { margin-bottom: 2px; }
ul.customers { padding: 0; }
ul.customers li { padding: 6px 0; border-bottom: 1px solid var(--line); list-style: none; }

@media print {
  :root { --bg: #fff; --card: #fff; --line: #ccc; --text: #000; --muted: #555; --gold: #000; --pos: #000; --neg: #000; }
  .topbar, .no-print, .flash, nav.tabs { display: none !important; }
  .card { border: none; padding: 0; }
  body { font-size: 12px; }
}