/* =========================================================
   Visual identity: forecourt signage.
   Deep petrol-teal canopy, pump-yellow accent, diesel green,
   price-board numerals (Barlow Condensed) for money & litres.
   ========================================================= */
:root {
  --petrol: #0B3C49;
  --petrol-2: #0F4C5C;
  --petrol-3: #155F70;
  --amber: #F2A900;
  --amber-d: #D69500;
  --diesel: #1E7F4F;
  --danger: #C8382E;
  --ink: #14212B;
  --muted: #5E6E77;
  --mist: #EEF2F1;
  --line: #D9E1E0;
  --board: #0A1E24;
  --sidebar-w: 256px;
}

* { -webkit-font-smoothing: antialiased; }
body { font-family: 'Barlow', system-ui, sans-serif; background: var(--mist); color: var(--ink); font-size: 15px; }
.num, .stat-value, .board-num, .money-lg { font-family: 'Barlow Condensed', 'Barlow', sans-serif; font-variant-numeric: tabular-nums; }
a { color: var(--petrol-3); }
:focus-visible { outline: 3px solid var(--amber) !important; outline-offset: 2px; }

/* ---------- Sidebar ---------- */
.sidebar { position: fixed; inset: 0 auto 0 0; width: var(--sidebar-w); background: var(--petrol); color: #BFD3D6; overflow-y: auto; z-index: 1040; transition: left .2s ease; }
.brand { display: flex; gap: .75rem; align-items: center; padding: 1.25rem 1.25rem 1rem; border-bottom: 1px solid rgba(255,255,255,.08); }
.brand-mark { width: 42px; height: 42px; border-radius: 10px; background: var(--amber); color: var(--petrol); display: grid; place-items: center; font-size: 1.35rem; flex-shrink: 0; }
.brand-name { color: #fff; font-weight: 700; line-height: 1.15; }
.brand-sub { font-size: .8rem; color: #8FB0B6; }
.nav-section { font-size: .8rem; font-weight: 600; color: #7FA3AA; padding: 1.1rem 1.4rem .35rem; }
.side-link { display: flex; align-items: center; gap: .7rem; padding: .5rem 1.4rem; color: #CFE0E2; text-decoration: none; font-size: .93rem; border-left: 3px solid transparent; }
.side-link i { font-size: 1.05rem; opacity: .85; }
.side-link:hover { background: rgba(255,255,255,.05); color: #fff; }
.side-link.active { background: var(--petrol-2); color: #fff; border-left-color: var(--amber); font-weight: 600; }
.side-link.active i { color: var(--amber); opacity: 1; }

/* ---------- Main ---------- */
.main { margin-left: var(--sidebar-w); min-height: 100vh; }
.topbar { position: sticky; top: 0; z-index: 1020; display: flex; align-items: center; gap: 1rem; padding: .8rem 1.5rem; background: rgba(238,242,241,.92); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.page-title { font-size: 1.3rem; font-weight: 700; margin: 0; }
.content { padding: 1.5rem; }
.user-chip { display: flex; align-items: center; gap: .5rem; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: .25rem .8rem .25rem .25rem; font-weight: 600; color: var(--ink); }
.avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--petrol); color: var(--amber); display: grid; place-items: center; font-weight: 700; }

/* ---------- Panels & tables ---------- */
.panel { background: #fff; border: 1px solid var(--line); border-radius: 12px; }
.panel-head { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; padding: .9rem 1.1rem; border-bottom: 1px solid var(--line); }
.panel-head h2 { font-size: 1.05rem; font-weight: 700; margin: 0; }
.panel-body { padding: 1.1rem; }
.table { margin: 0; --bs-table-hover-bg: #F4F8F7; }
.table > thead th { font-size: .8rem; font-weight: 600; color: var(--muted); background: #F6F9F8; border-bottom: 1px solid var(--line); white-space: nowrap; }
.table td { vertical-align: middle; border-color: #EDF1F0; }
.table-clickable tbody tr { cursor: pointer; }
.empty { text-align: center; padding: 2.5rem 1rem; color: var(--muted); }
.empty i { font-size: 2rem; display: block; margin-bottom: .5rem; color: #A9BABD; }

/* ---------- Stats ---------- */
.stat { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 1rem 1.1rem; height: 100%; }
.stat-label { color: var(--muted); font-size: .88rem; display: flex; align-items: center; gap: .4rem; }
.stat-value { font-size: 2rem; font-weight: 600; line-height: 1.1; margin-top: .25rem; }
.stat.is-good .stat-value { color: var(--diesel); }
.stat.is-bad .stat-value { color: var(--danger); }
.stat.is-accent { background: var(--petrol); border-color: var(--petrol); color: #fff; }
.stat.is-accent .stat-label { color: #9FC0C5; }
.stat.is-accent .stat-value { color: var(--amber); }

/* ---------- The memorable piece: pump price board ---------- */
.board { background: var(--board); border-radius: 12px; color: #fff; padding: 1rem 1.1rem; position: relative; overflow: hidden; border: 1px solid #12323B; }
.board::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 4px; background: var(--grade, var(--amber)); }
.board.grade-diesel { --grade: var(--diesel); }
.board-name { font-weight: 600; color: #CFE0E2; }
.board-num { font-size: 2.6rem; font-weight: 600; color: var(--grade, var(--amber)); line-height: 1; letter-spacing: .02em; }
.board-small { font-size: .85rem; color: #8FB0B6; }
.tank { height: 8px; background: #17363F; border-radius: 99px; overflow: hidden; margin-top: .6rem; }
.tank > span { display: block; height: 100%; background: var(--grade, var(--amber)); }

/* ---------- Buttons & badges ---------- */
.btn { font-weight: 600; border-radius: 8px; }
.btn-primary { --bs-btn-bg: var(--petrol); --bs-btn-border-color: var(--petrol); --bs-btn-hover-bg: var(--petrol-2); --bs-btn-hover-border-color: var(--petrol-2); --bs-btn-active-bg: var(--petrol-3); }
.btn-amber { background: var(--amber); border-color: var(--amber); color: var(--petrol); }
.btn-amber:hover { background: var(--amber-d); border-color: var(--amber-d); color: var(--petrol); }
.badge-soft { font-weight: 600; padding: .35em .65em; border-radius: 6px; }
.b-green { background: #E3F3EA; color: var(--diesel); }
.b-red { background: #FBE7E5; color: var(--danger); }
.b-amber { background: #FFF3D1; color: #8A6200; }
.b-grey { background: #EDF1F0; color: var(--muted); }
.b-blue { background: #E1EEF1; color: var(--petrol-3); }
.form-control, .form-select { border-radius: 8px; border-color: #CBD6D5; }
.form-control:focus, .form-select:focus { border-color: var(--petrol-3); box-shadow: 0 0 0 .2rem rgba(21,95,112,.15); }
.form-label { font-weight: 600; font-size: .88rem; margin-bottom: .3rem; }
.modal-content { border-radius: 14px; border: 0; }

/* ---------- Login ---------- */
.login-wrap { min-height: 100vh; display: grid; grid-template-columns: 1.1fr 1fr; }
.login-art { background: var(--petrol); color: #fff; padding: 3rem; display: flex; flex-direction: column; justify-content: space-between; position: relative; overflow: hidden; }
.login-art h1 { font-family: 'Barlow Condensed', sans-serif; font-size: 3.4rem; font-weight: 700; line-height: 1; max-width: 12ch; }
.login-board { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; max-width: 420px; }
.login-form { display: grid; place-items: center; padding: 2rem; background: #fff; }
.login-form form { width: 100%; max-width: 360px; }
@media (max-width: 900px) { .login-wrap { grid-template-columns: 1fr; } .login-art { display: none; } }

/* ---------- POS ---------- */
.pos-grid { display: grid; grid-template-columns: 1fr 420px; gap: 1rem; align-items: start; }
.cat-pills { display: flex; gap: .4rem; flex-wrap: wrap; }
.cat-pill { border: 1px solid var(--line); background: #fff; border-radius: 999px; padding: .3rem .9rem; font-weight: 600; font-size: .88rem; color: var(--ink); }
.cat-pill.active { background: var(--petrol); color: #fff; border-color: var(--petrol); }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: .75rem; }
.tile { text-align: left; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: .9rem; width: 100%; transition: border-color .15s; }
.tile:hover { border-color: var(--petrol-3); }
.tile:disabled { opacity: .5; }
.tile-name { font-weight: 700; }
.tile-price { font-family: 'Barlow Condensed', sans-serif; font-size: 1.5rem; font-weight: 600; color: var(--petrol); }
.tile-stock { font-size: .82rem; color: var(--muted); }
.tile.fuel { background: var(--board); border-color: #12323B; color: #fff; }
.tile.fuel .tile-price { color: var(--amber); font-size: 2rem; }
.tile.fuel.diesel .tile-price { color: #3FBF7F; }
.tile.fuel .tile-stock { color: #8FB0B6; }
.cart { position: sticky; top: 76px; }
.cart-items { max-height: 290px; overflow-y: auto; }
.cart-row { display: grid; grid-template-columns: 1fr 78px 78px 26px; gap: .4rem; align-items: center; padding: .5rem 0; border-bottom: 1px dashed var(--line); }
.cart-row input { padding: .2rem .4rem; font-size: .9rem; }
.pay-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .45rem; }
.pay-grid .input-group-text { min-width: 104px; font-size: .82rem; font-weight: 600; background: #F6F9F8; }
.totals { background: var(--board); color: #fff; border-radius: 10px; padding: .8rem 1rem; }
.totals .money-lg { font-size: 2.2rem; color: var(--amber); font-weight: 600; line-height: 1; }
@media (max-width: 1199px) { .pos-grid { grid-template-columns: 1fr; } .cart { position: static; } }

/* ---------- Month cards (payments) ---------- */
.month-row { display: grid; grid-template-columns: 150px repeat(4, 1fr) 320px; gap: .75rem; align-items: center; padding: .9rem 1.1rem; border-bottom: 1px solid var(--line); }
.month-row:last-child { border-bottom: 0; }
.month-name { font-weight: 700; }
.mini-label { font-size: .78rem; color: var(--muted); }
@media (max-width: 1199px) { .month-row { grid-template-columns: 1fr 1fr; } }

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
  .sidebar { left: calc(-1 * var(--sidebar-w)); }
  .sidebar.show { left: 0; box-shadow: 0 0 0 100vmax rgba(0,0,0,.35); }
  .main { margin-left: 0; }
  .content { padding: 1rem; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* ---------- Print ---------- */
@media print {
  .sidebar, .topbar, .no-print { display: none !important; }
  .main { margin: 0; }
  body { background: #fff; }
  .panel, .stat { border-color: #bbb; }
}

/* ---------- Arabic / right-to-left ---------- */
html[lang="ar"] body { font-family: 'Noto Kufi Arabic', 'Barlow', sans-serif; font-size: 14px; }
html[lang="ar"] .num, html[lang="ar"] .stat-value, html[lang="ar"] .board-num, html[lang="ar"] .money-lg { direction: ltr; unicode-bidi: isolate; }
[dir="rtl"] .sidebar { left: auto; right: 0; }
[dir="rtl"] .main { margin-left: 0; margin-right: var(--sidebar-w); }
[dir="rtl"] .side-link { border-left: 0; border-right: 3px solid transparent; }
[dir="rtl"] .side-link.active { border-right-color: var(--amber); }
[dir="rtl"] .user-chip { padding: .25rem .25rem .25rem .8rem; }
@media (max-width: 991px) {
  [dir="rtl"] .sidebar { right: calc(-1 * var(--sidebar-w)); left: auto; }
  [dir="rtl"] .sidebar.show { right: 0; }
  [dir="rtl"] .main { margin-right: 0; }
}

/* ---------- POS discount ---------- */
.disc-row { display: grid; grid-template-columns: 1fr 90px; gap: .4rem; }

/* ---------- Printable statement / PDF ---------- */
.doc { background: #fff; max-width: 820px; margin: 0 auto; padding: 28px 30px; color: #14212B; border: 1px solid var(--line); border-radius: 12px; }
.doc h1 { font-size: 1.5rem; font-weight: 700; margin: 0; }
.doc-head { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 3px solid var(--petrol); padding-bottom: 12px; margin-bottom: 16px; }
.doc-title { background: var(--petrol); color: #fff; padding: 6px 12px; border-radius: 6px; font-weight: 700; display: inline-block; }
.doc-sum { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin: 14px 0 18px; }
.doc-sum div { border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
.doc-sum small { display: block; color: var(--muted); font-size: .75rem; }
.doc-sum b { font-family: 'Barlow Condensed', sans-serif; font-size: 1.3rem; font-weight: 600; }
.doc-sum .is-due { background: #FBE7E5; border-color: #F2C3BE; }
.doc-sum .is-due b { color: var(--danger); }
.doc h2 { font-size: 1.05rem; font-weight: 700; margin: 18px 0 8px; }
.doc table { width: 100%; border-collapse: collapse; font-size: .82rem; }
.doc th { background: #F0F4F3; text-align: start; padding: 6px; font-weight: 600; border-bottom: 1px solid #C9D4D3; }
.doc td { padding: 6px; border-bottom: 1px solid #E4EAE9; vertical-align: top; }
.doc tr { page-break-inside: avoid; }
.doc tfoot td { font-weight: 700; border-top: 2px solid var(--petrol); }
.doc .items div { white-space: nowrap; }
.doc-foot { display: flex; justify-content: space-between; margin-top: 40px; font-size: .85rem; color: var(--muted); }
.st-paid { color: var(--diesel); font-weight: 600; }
.st-part { color: #8A6200; font-weight: 600; }
.st-unpaid { color: var(--danger); font-weight: 600; }
@media print { .doc { border: 0; padding: 0; max-width: none; } }