/* Radus — modern RTL-first design system (no frameworks) */
:root {
  color-scheme: light;
  --bg: #eef2f7;
  --surface: #ffffff;
  --surface-2: #f8fafc;
  --text: #0f172a;
  --muted: #64748b;
  --primary: #4f46e5;
  --primary-2: #6366f1;
  --primary-soft: #eef2ff;
  --success: #059669;
  --warning: #b45309;
  --danger: #dc2626;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --sidebar-bg: #0b1220;
  --sidebar-bg-2: #101a2e;
  --sidebar-text: #94a3b8;
  --sidebar-active: #ffffff;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06);
  --shadow: 0 8px 24px -12px rgba(15, 23, 42, .18);
  --shadow-lg: 0 24px 48px -24px rgba(15, 23, 42, .25);
  --sidebar-w: 264px;
  --font: "Cairo", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 14.5px;
  line-height: 1.65;
}
a { color: var(--primary); }
svg.icon { width: 20px; height: 20px; fill: currentColor; flex: none; }

/* ---------- Layout shell ---------- */
.shell { display: flex; min-height: 100vh; }
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.content { flex: 1; }
.container { width: 100%; max-width: 1400px; margin-inline: auto; padding: 24px 28px 48px; }

/* ---------- Sidebar ---------- */
.sidebar {
  width: var(--sidebar-w);
  flex: none;
  background: linear-gradient(180deg, var(--sidebar-bg) 0%, var(--sidebar-bg-2) 100%);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  position: sticky;
  inset-block-start: 0;
  height: 100vh;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: #334155 transparent;
}
.side-brand {
  display: flex; flex-direction: column; gap: 2px;
  padding: 22px 22px 18px;
  border-block-end: 1px solid rgba(148, 163, 184, .12);
}
.brand-logo { max-height: 40px; max-width: 100%; object-fit: contain; margin-block-end: 6px; }
.brand-name { color: #fff; font-weight: 800; font-size: 20px; letter-spacing: .2px; }
.brand-tag { color: var(--sidebar-text); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; }
.side-nav { padding: 14px 12px; display: flex; flex-direction: column; gap: 3px; flex: 1; }
.nav-section {
  color: #64748b; font-size: 11px; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; padding: 16px 12px 6px;
}
.nav-link {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: var(--radius-sm);
  color: var(--sidebar-text); text-decoration: none; font-weight: 500;
  transition: background .15s ease, color .15s ease, transform .15s ease;
}
.nav-link:hover { background: rgba(99, 102, 241, .12); color: #e2e8f0; transform: translateX(calc(-2px * 1)); }
[dir="ltr"] .nav-link:hover { transform: translateX(2px); }
.nav-link.active {
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary-2) 100%);
  color: var(--sidebar-active);
  box-shadow: 0 8px 16px -8px rgba(79, 70, 229, .55);
}
.side-foot {
  padding: 16px 22px; font-size: 12px; color: var(--sidebar-text);
  border-block-start: 1px solid rgba(148, 163, 184, .12);
  display: flex; align-items: center; gap: 8px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); display: inline-block; }
.dot.ok { background: #34d399; box-shadow: 0 0 10px rgba(52, 211, 153, .8); }

/* ---------- Topbar ---------- */
.topbar {
  display: flex; align-items: center; gap: 16px;
  background: rgba(255, 255, 255, .85);
  backdrop-filter: blur(12px);
  border-block-end: 1px solid var(--border);
  padding: 14px 28px;
  position: sticky; inset-block-start: 0; z-index: 20;
}
.hamburger { display: none; cursor: pointer; color: var(--text); }
.hamburger svg { width: 24px; height: 24px; fill: currentColor; }
.top-title { font-size: 18px; font-weight: 700; }
.top-actions { margin-inline-start: auto; display: flex; align-items: center; gap: 14px; }
.lang-select {
  padding: 7px 12px; border: 1px solid var(--border); border-radius: 999px;
  background: var(--surface); font: inherit; font-size: 13px; cursor: pointer;
}
.user-chip { display: flex; align-items: center; gap: 10px; }
.avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 15px;
}
.user-mail { font-size: 13px; color: var(--muted); max-width: 200px; overflow: hidden; text-overflow: ellipsis; }
.btn-ghost {
  background: transparent; border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 7px; cursor: pointer; color: var(--muted); display: grid; place-items: center;
  transition: all .15s ease;
}
.btn-ghost:hover { color: var(--danger); border-color: var(--danger); background: #fef2f2; }

/* ---------- Guest (login) ---------- */
.is-guest {
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(99, 102, 241, .25), transparent 60%),
    radial-gradient(900px 500px at 10% 110%, rgba(16, 185, 129, .18), transparent 55%),
    linear-gradient(160deg, #0b1220 0%, #101a2e 55%, #0b1220 100%);
  display: flex; flex-direction: column;
}
.is-guest .container { flex: 1; display: flex; align-items: center; justify-content: center; }
.guest-brand {
  position: absolute; inset-block-start: 24px; inset-inline-start: 28px;
  color: #fff; font-weight: 800; font-size: 20px; display: flex; align-items: center; gap: 10px;
}
.guest-foot { color: #64748b; text-align: center; padding: 18px; font-size: 12px; }
.is-guest .card, .is-guest form {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.is-guest h1 { color: var(--text); }

/* ---------- Cards & stats ---------- */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; margin-block: 16px;
  box-shadow: var(--shadow-sm);
}
.narrow { max-width: 560px; margin-inline: auto; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.stat {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 20px; display: grid; gap: 6px; position: relative; overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .15s ease, box-shadow .15s ease;
}
.stat:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.stat::before {
  content: ""; position: absolute; inset-block-start: 0; inset-inline-start: 0;
  width: 4px; height: 100%;
  background: linear-gradient(180deg, var(--primary), var(--primary-2));
}
.stat strong { font-size: 30px; font-weight: 800; letter-spacing: -.5px; line-height: 1.1; }
.stat span { color: var(--muted); font-size: 13px; font-weight: 600; }
.muted { color: var(--muted); }
.warning { color: var(--warning); font-weight: 600; }

/* ---------- Page headers ---------- */
h1 { font-size: 24px; font-weight: 800; margin-block: 4px 16px; letter-spacing: -.3px; }
h2 { font-size: 18px; font-weight: 700; }
h1, h2, h3 { color: var(--text); }

/* ---------- Forms ---------- */
form { display: grid; gap: 12px; }
form.filters { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
form.filters label { display: flex; align-items: center; gap: 6px; }
input, select, textarea {
  padding: 10px 14px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  font: inherit; background: var(--surface); color: var(--text);
  transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, .15);
}
label { font-weight: 600; font-size: 13px; }
button, .primary, .btn {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff; border: 0; border-radius: var(--radius-sm);
  padding: 10px 18px; cursor: pointer; text-decoration: none; display: inline-flex;
  align-items: center; gap: 8px; font: inherit; font-weight: 600;
  box-shadow: 0 6px 14px -8px rgba(79, 70, 229, .6);
  transition: transform .12s ease, box-shadow .12s ease, filter .12s ease;
}
button:hover, .primary:hover, .btn:hover { filter: brightness(1.07); transform: translateY(-1px); }
button:active, .primary:active, .btn:active { transform: translateY(0); }
.secret-box {
  display: block; padding: 16px; background: var(--primary-soft);
  border: 1px solid #c7d2fe; border-radius: var(--radius-sm); overflow-wrap: anywhere;
  font-family: ui-monospace, monospace;
}

/* ---------- Tables ---------- */
table { width: 100%; border-collapse: separate; border-spacing: 0; }
th, td { padding: 12px 14px; border-block-end: 1px solid var(--border); text-align: start; }
th {
  color: var(--muted); font-weight: 700; font-size: 12px; letter-spacing: .4px;
  text-transform: uppercase; background: var(--surface-2);
}
tbody tr { transition: background .12s ease; }
tbody tr:hover { background: var(--primary-soft); }
table a { text-decoration: none; font-weight: 600; }

/* ---------- Messages ---------- */
.messages { display: grid; gap: 10px; margin-block: 12px; }
.message {
  padding: 12px 16px; border-radius: var(--radius-sm);
  background: var(--primary-soft); border: 1px solid #c7d2fe;
}
.message.success { background: #ecfdf5; border-color: #a7f3d0; color: #065f46; }
.message.error { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.message.warning { background: #fffbeb; border-color: #fde68a; color: #92400e; }

/* ---------- Vouchers / print ---------- */
.print-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.voucher-card {
  border: 1px dashed var(--border-strong); border-radius: var(--radius);
  padding: 16px; display: grid; gap: 6px; break-inside: avoid; background: var(--surface);
}
.voucher-card strong { font-size: 1.4rem; letter-spacing: .08em; }
.billing-nav { display: flex; gap: 14px; flex-wrap: wrap; margin-block: 8px; }
.billing-nav a { color: var(--primary); text-decoration: none; font-weight: 600; }
.invoice-print { max-width: 720px; margin-inline: auto; display: grid; gap: 16px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .sidebar { width: 232px; }
  .container { padding: 18px; }
}
@media (max-width: 860px) {
  .sidebar {
    position: fixed; inset-block: 0; inset-inline-start: 0; z-index: 40;
    transform: translateX(100%); transition: transform .2s ease;
    box-shadow: var(--shadow-lg);
  }
  [dir="ltr"] .sidebar { transform: translateX(-100%); }
  .nav-toggle:checked ~ .shell .sidebar { transform: translateX(0); }
  .hamburger { display: block; }
  .topbar { padding: 12px 16px; }
  .user-mail { display: none; }
  table { display: block; overflow-x: auto; }
}

/* ---------- Print ---------- */
@media print {
  .no-print, .sidebar, .topbar, .language-form, .logout-form { display: none !important; }
  body { background: white; }
  .card { border: 0; box-shadow: none; }
  .invoice-print th, .invoice-print td { border: 1px solid #666; }
}

/* ---------- Dashboard extras ---------- */
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.page-head h1 { margin-block-end: 4px; }
.badge {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  background: var(--primary-soft); color: var(--primary);
  font-size: 11px; font-weight: 700; letter-spacing: .5px; text-transform: uppercase;
  vertical-align: middle;
}
.quick-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.quick-link {
  display: block; padding: 14px 16px; border-radius: var(--radius-sm);
  background: var(--surface-2); border: 1px solid var(--border);
  color: var(--text); text-decoration: none; font-weight: 600;
  transition: all .15s ease;
}
.quick-link:hover {
  background: var(--primary-soft); border-color: #c7d2fe; color: var(--primary);
  transform: translateY(-2px); box-shadow: var(--shadow-sm);
}

/* ---------- Pills & health ---------- */
.pill { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.pill.ok { background: #ecfdf5; color: #065f46; }
.pill.bad { background: #fef2f2; color: #991b1b; }
.health-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; }
.health-item {
  display: grid; gap: 4px; padding: 14px 16px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm);
}
.health-item strong { font-size: 15px; overflow-wrap: anywhere; }

/* ---------- Tickets ---------- */
.ticket-msg { padding: 12px 14px; border-radius: var(--radius-sm); background: var(--surface-2); margin-block: 10px; }
.ticket-msg.staff { background: var(--primary-soft); border-inline-start: 3px solid var(--primary); }
.ticket-msg p { margin-block: 6px 0; }

/* ---------- Settings forms ---------- */
.setting-row { display: grid; gap: 6px; margin-block: 10px; }
.setting-row label { font-size: 13px; color: var(--muted); }
.setting-row input { width: 100%; max-width: 520px; }