:root {
  --bg: #f4f6f9;
  --card: #ffffff;
  --text: #1d2433;
  --muted: #6b7385;
  --border: #e2e6ee;
  --primary: #0f6e5c;
  --primary-2: #0b5a4b;
  --primary-soft: #e3f3ef;
  --danger: #c0392b;
  --danger-soft: #fdecea;
  --warn-soft: #fff6e0;
  --good: #1e8449;
  --nav: #13202e;
  --nav-text: #c8d1dc;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(20, 30, 50, .08);
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: 'Tajawal', 'Segoe UI', Tahoma, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.55;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.45rem; margin: 0 0 14px; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.05rem; margin: 0 0 10px; }
h3.inline { display: inline; }
small, .small { font-size: .85em; }
.muted { color: var(--muted); }
.neg { color: var(--danger); }
.pos { color: var(--good); }
.nowrap { white-space: nowrap; }
.empty { text-align: center; color: var(--muted); padding: 18px; }

/* ---------- layout ---------- */
.topbar {
  position: fixed; top: 0; right: 0; left: 0; height: 54px; z-index: 20;
  display: flex; align-items: center; gap: 12px; padding: 0 16px;
  background: var(--card); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 1.1rem; color: var(--text); }
.topbar .user { margin-inline-start: auto; display: flex; gap: 12px; align-items: center; }
.menu-btn { display: none; background: none; border: 0; font-size: 1.4rem; cursor: pointer; }
.sidenav {
  position: fixed; top: 54px; bottom: 0; right: 0; width: 210px; overflow-y: auto;
  background: var(--nav); padding: 10px 0; z-index: 15;
}
.sidenav a { display: block; padding: 10px 20px; color: var(--nav-text); border-inline-start: 3px solid transparent; }
.sidenav a:hover { background: rgba(255,255,255,.06); text-decoration: none; }
.sidenav a.active { color: #fff; background: rgba(255,255,255,.1); border-inline-start-color: #3ec7a6; }
.main { margin-right: 210px; padding: 74px 22px 40px; max-width: 1500px; }
.main-bare { padding: 40px 16px; }

.page-head { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.page-head h1 { margin: 0; }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 16px; margin-bottom: 16px;
}
details.card > summary { cursor: pointer; list-style: none; }
details.card > summary::-webkit-details-marker { display: none; }
details.card[open] > summary { margin-bottom: 12px; }
.card.narrow { max-width: 560px; }
.grid-2 { display: grid; grid-template-columns: minmax(280px, 1fr) 2fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 > .card, .grid-3 > .card { margin-bottom: 0; }
.grid-2, .grid-3 { margin-bottom: 16px; }

/* ---------- forms ---------- */
label { display: block; margin-bottom: 10px; font-weight: 500; }
label.check { display: flex; gap: 8px; align-items: center; font-weight: 400; }
input, select, textarea {
  display: block; width: 100%; margin-top: 4px; padding: 8px 10px;
  border: 1px solid var(--border); border-radius: 8px; background: #fff;
  font: inherit; color: inherit;
}
input[type=checkbox], input[type=radio] { width: auto; display: inline-block; margin: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary-soft); border-color: var(--primary); }
input[readonly] { background: #f7f8fa; }
input.big { font-size: 1.35rem; font-weight: 700; }
fieldset { border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; margin: 0 0 12px; }
fieldset input { margin-bottom: 6px; }
legend { padding: 0 6px; font-weight: 700; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 0 16px; }
.form-grid .wide { grid-column: 1 / -1; }
.form-actions { grid-column: 1 / -1; display: flex; gap: 8px; margin-top: 6px; }
.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; margin-bottom: 10px; }
.filters label { margin: 0; min-width: 140px; }
.filters label.wide { min-width: 280px; }
form.inline { display: inline-flex; gap: 6px; align-items: center; margin: 0; }
form.inline label { margin: 0; }
.cancel-form { margin-top: 14px; padding-top: 12px; border-top: 1px dashed var(--border); }

.btn {
  display: inline-block; padding: 8px 16px; border-radius: 8px; border: 1px solid var(--border);
  background: #fff; color: var(--text); cursor: pointer; font: inherit; font-weight: 500;
}
.btn:hover { background: #f2f4f7; text-decoration: none; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-2); }
.btn.danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.big { padding: 10px 22px; font-size: 1.05rem; }
.btn.block { display: block; width: 100%; }
button.link { background: none; border: 0; color: var(--primary); cursor: pointer; font: inherit; padding: 0; }
button.link.danger { color: var(--danger); }
.actions { display: flex; gap: 8px; margin-bottom: 10px; }

.tabs { display: flex; gap: 4px; margin-bottom: 12px; flex-wrap: wrap; }
.tabs a { padding: 8px 14px; border-radius: 8px; background: #fff; border: 1px solid var(--border); color: var(--text); }
.tabs a.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* transaction form */
.type-switch { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.type-opt { margin: 0; flex: 1; min-width: 150px; }
.type-opt input { position: absolute; opacity: 0; }
.type-opt span {
  display: block; text-align: center; padding: 12px; border-radius: 10px; border: 2px solid var(--border);
  font-weight: 700; cursor: pointer; background: #fff;
}
.type-opt input:checked + span { border-color: var(--primary); background: var(--primary-soft); color: var(--primary-2); }
.type-opt.t-deposit input:checked + span { border-color: #2563eb; background: #e8f0fe; color: #1e40af; }
.type-opt.t-purchase input:checked + span { border-color: #b45309; background: #fef3e2; color: #92400e; }
.summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 6px 0 14px; }
.summary div { background: var(--primary-soft); border-radius: 10px; padding: 12px; text-align: center; }
.summary span { display: block; color: var(--muted); font-size: .9em; }
.summary b { font-size: 1.3rem; }
.cur-tag { background: var(--primary-soft); color: var(--primary-2); border-radius: 6px; padding: 0 6px; font-size: .85em; }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; }
.tbl th, .tbl td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: right; vertical-align: top; }
.tbl thead th { background: #f7f8fb; font-weight: 700; font-size: .9em; white-space: nowrap; position: sticky; top: 0; }
.tbl tfoot th { background: #f7f8fb; }
.tbl tr:hover td { background: #fafbfd; }
.tbl.small th, .tbl.small td { padding: 5px 8px; font-size: .9em; }
.tbl tr.section th { background: var(--primary-soft); }
.tbl tr.r-total th { font-size: 1.05rem; border-top: 2px solid var(--text); }
.tbl tr.jstart td { border-top: 2px solid var(--border); }
.tbl td.details { max-width: 340px; word-break: break-word; font-size: .85em; color: var(--muted); }
.fees-tbl input { margin: 0; min-width: 80px; }
.num { text-align: left !important; direction: ltr; white-space: nowrap; font-variant-numeric: tabular-nums; }
tr.inactive td { opacity: .55; }
tr.cancelled td { text-decoration: line-through; color: var(--muted); }

.badge { display: inline-block; padding: 1px 8px; border-radius: 20px; font-size: .8em; background: #eef1f5; white-space: nowrap; }
.b-active { background: var(--primary-soft); color: var(--primary-2); }
.b-cancelled { background: var(--danger-soft); color: var(--danger); }
.b-account { background: #fef3e2; color: #92400e; }
.tt { font-size: .85em; padding: 1px 6px; border-radius: 6px; white-space: nowrap; }
.tt-withdrawal { background: var(--primary-soft); color: var(--primary-2); }
.tt-deposit { background: #e8f0fe; color: #1e40af; }
.tt-purchase { background: #fef3e2; color: #92400e; }

/* ---------- stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; margin-bottom: 16px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; box-shadow: var(--shadow); }
.stat span { display: block; color: var(--muted); font-size: .88em; }
.stat b { display: block; font-size: 1.3rem; direction: ltr; text-align: right; font-variant-numeric: tabular-nums; }
.stat small { color: var(--muted); }
.stat.good { border-inline-start: 4px solid var(--good); }
.stat.bad { border-inline-start: 4px solid var(--danger); }
.stat.bad b { color: var(--danger); }
.stat.big b { font-size: 1.7rem; }

.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; background: var(--primary-soft); border: 1px solid #bfe5da; }
.flash-error { background: var(--danger-soft); border-color: #f5c2bc; color: #8e2b20; }
.flash-warn { background: var(--warn-soft); border-color: #f3dfa6; }

.auth-box { max-width: 420px; margin: 40px auto; }
.auth-box h1 { text-align: center; }
.auth-box > p { text-align: center; }

.report-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.report-card { color: var(--text); margin: 0; transition: border-color .15s; }
.report-card:hover { border-color: var(--primary); text-decoration: none; }
.report-card h3 { color: var(--primary); }
.getting-started ol { margin: 0; padding-inline-start: 20px; }
.getting-started li { margin-bottom: 6px; }

/* receipt */
.receipt { max-width: 380px; margin: 0 auto 16px; }
.r-head { text-align: center; border-bottom: 1px dashed var(--border); margin-bottom: 8px; }
.r-head h2, .r-head h3 { margin: 4px 0; }
.r-head p { margin: 2px 0; color: var(--muted); }
.r-table { width: 100%; border-collapse: collapse; }
.r-table th, .r-table td { padding: 5px 2px; text-align: right; border-bottom: 1px dotted var(--border); }
.r-table th { font-weight: 500; color: var(--muted); width: 45%; }
.r-table .r-total td, .r-table .r-total th { font-weight: 700; font-size: 1.1rem; color: var(--text); }
.r-foot { text-align: center; margin-top: 10px; }
.r-cancel { text-align: center; color: var(--danger); font-weight: 700; font-size: 1.4rem; border: 2px solid var(--danger); }

.print-only { display: none; }

/* ---------- mobile ---------- */
@media (max-width: 900px) {
  .menu-btn { display: block; }
  .sidenav { transform: translateX(100%); transition: transform .2s; width: 240px; }
  body.nav-open .sidenav { transform: none; box-shadow: -4px 0 20px rgba(0,0,0,.2); }
  .main { margin-right: 0; padding: 70px 12px 30px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .summary { grid-template-columns: 1fr; }
  .topbar .user small { display: none; }
}

/* ---------- print ---------- */
@media print {
  .no-print, .topbar, .sidenav, .flash, .filters, .actions, .cancel-form { display: none !important; }
  .print-only { display: block; }
  body { background: #fff; font-size: 12px; }
  .main { margin: 0; padding: 0; max-width: none; }
  .card { box-shadow: none; border: 0; padding: 0; }
  .stat { box-shadow: none; }
  .print-head { text-align: center; margin-bottom: 10px; }
  .print-head h2, .print-head h3 { margin: 2px 0; }
  .tbl th, .tbl td { padding: 4px 6px; }
  .receipt { max-width: 80mm; margin: 0; }
  a { color: inherit; }
}

/* demo instance */
.demo-banner { background: #fff3cd; border: 1px solid #f0d78c; color: #7a5b00; padding: 8px 14px; border-radius: 8px; margin-bottom: 12px; text-align: center; font-weight: 500; }
.demo-login { margin-bottom: 8px; }
.demo-login .btn { text-align: right; }