:root {
  --bg: #f4f6fa;
  --card: #ffffff;
  --text: #1c2333;
  --muted: #5b6475;
  --border: #dde2ea;
  --primary: #0b5fff;
  --primary-dark: #0846bf;
  --ok-bg: #e7f6ec; --ok: #146c2e;
  --warn-bg: #fff4dd; --warn: #7a4b00;
  --err-bg: #fdecec; --err: #a11a1a;
  --radius: 10px;
  font-family: system-ui, -apple-system, "Segoe UI", Tahoma, "Noto Sans Arabic", Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font-size: 15px; line-height: 1.5; }
[hidden] { display: none !important; }

.skip-link { position: absolute; inset-inline-start: -9999px; }
.skip-link:focus { inset-inline-start: 8px; top: 8px; background: #fff; padding: 8px; z-index: 100; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

h1, h2 { margin: 0 0 12px; }
h2 { font-size: 1.15rem; }
code, .mono { font-family: ui-monospace, Menlo, Consolas, monospace; direction: ltr; unicode-bidi: embed; }
.muted { color: var(--muted); }
.small { font-size: .9rem; }

/* buttons & inputs */
.btn {
  border: 1px solid transparent; border-radius: 8px; padding: 8px 14px; font: inherit;
  cursor: pointer; background: transparent; color: var(--text);
}
.btn:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, .tab:focus-visible {
  outline: 3px solid #8fb3ff; outline-offset: 2px;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { border-color: var(--border); background: #fff; }
.btn-ghost:hover { background: #eef1f6; }
.btn-sm { padding: 4px 10px; font-size: .9rem; }
.btn-block { width: 100%; margin-top: 16px; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

label { display: block; font-weight: 600; margin: 10px 0 4px; }
input, select, textarea {
  font: inherit; padding: 8px 10px; border: 1px solid var(--border); border-radius: 8px;
  background: #fff; color: var(--text); width: 100%;
}
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.row label { margin: 0; }
.row input, .row select { width: auto; min-width: 220px; flex: 1 1 220px; }

/* layout */
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.card-head h2 { margin: 0; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.stat-value { font-size: 1.8rem; font-weight: 700; margin: 6px 0 10px; direction: ltr; text-align: start; }
.stat-value.small { font-size: 1.3rem; }

.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 380px; }
.login-head { display: flex; justify-content: space-between; align-items: center; }
.brand { font-weight: 800; font-size: 1.2rem; color: var(--primary); }
.badge { background: #e8efff; color: var(--primary); border-radius: 999px; padding: 2px 8px; font-size: .75rem; margin-inline-start: 6px; }

.topbar {
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 12px 20px; background: #fff; border-bottom: 1px solid var(--border);
}
.topbar-info { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.balance-pill { background: var(--ok-bg); color: var(--ok); padding: 4px 10px; border-radius: 999px; }

.tabs { display: flex; gap: 4px; padding: 8px 20px 0; background: #fff; border-bottom: 1px solid var(--border); overflow-x: auto; }
.tab {
  border: 0; background: none; padding: 10px 14px; font: inherit; cursor: pointer; color: var(--muted);
  border-bottom: 3px solid transparent; white-space: nowrap;
}
.tab[aria-current="page"] { color: var(--primary); border-bottom-color: var(--primary); font-weight: 700; }
main { max-width: 1150px; margin: 0 auto; padding: 20px; outline: none; }

/* tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: start; padding: 9px 8px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-size: .85rem; color: var(--muted); font-weight: 600; }
.neg { color: var(--err); direction: ltr; display: inline-block; }
.pos { color: var(--ok); direction: ltr; display: inline-block; }
.pager { display: flex; gap: 10px; align-items: center; justify-content: center; margin-top: 12px; }

/* status */
.status { padding: 2px 8px; border-radius: 999px; font-size: .85rem; white-space: nowrap; }
.status-completed, .req-issued, .req-approved { background: var(--ok-bg); color: var(--ok); }
.status-failed, .req-rejected { background: var(--err-bg); color: var(--err); }
.status-needs_review, .status-pending, .req-pending { background: var(--warn-bg); color: var(--warn); }

/* alerts */
.alert { padding: 10px 12px; border-radius: 8px; margin: 10px 0; }
.alert-error { background: var(--err-bg); color: var(--err); }
.alert-ok { background: var(--ok-bg); color: var(--ok); }
.alert-warn { background: var(--warn-bg); color: var(--warn); }

/* modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(15, 20, 30, .55); display: grid; place-items: center; padding: 16px; z-index: 50; }
.modal { background: #fff; border-radius: var(--radius); width: 100%; max-width: 560px; max-height: 92vh; overflow: auto; padding: 18px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.modal-head h2 { margin: 0; }
.modal-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.big-price { font-size: 1.8rem; font-weight: 800; margin: 4px 0 12px; direction: ltr; text-align: start; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; margin: 8px 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.esim-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; margin-bottom: 12px; text-align: start; }
.qr { display: block; margin: 0 auto 12px; background: #fff; border: 1px solid var(--border); border-radius: 8px; }
.key-box { background: #0f1420; color: #d7f5d9; padding: 12px; border-radius: 8px; word-break: break-all; font-size: .95rem; }

.toast {
  position: fixed; bottom: 20px; inset-inline-start: 50%; transform: translateX(-50%);
  background: #1c2333; color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 60; max-width: 90vw;
}
[dir="rtl"] .toast { transform: translateX(50%); }
.toast-error { background: var(--err); }

@media (max-width: 640px) {
  .topbar { padding: 10px 12px; }
  main { padding: 12px; }
  .kv { grid-template-columns: 1fr; }
}