:root {
  --bg: #0b0f16;
  --bg-2: #121826;
  --bg-3: #17202f;
  --ink: #eef2f8;
  --ink-soft: #94a3b8;
  --line: #232e42;
  --accent: #4d7cff;
  --accent-2: #22d3a8;
  --danger: #fb7185;
  --radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 230px;
  flex-shrink: 0;
  background: var(--bg-2);
  border-inline-end: 1px solid var(--line);
  padding: 20px 14px;
}
.sidebar .brand { font-weight: 700; font-size: 18px; margin-bottom: 24px; display: block; }
.sidebar nav a {
  display: block;
  color: var(--ink-soft);
  padding: 9px 12px;
  border-radius: var(--radius);
  margin-bottom: 2px;
}
.sidebar nav a:hover, .sidebar nav a.active { background: var(--bg-3); color: var(--ink); text-decoration: none; }
.main { flex: 1; padding: 28px 32px; max-width: 980px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; gap: 12px; flex-wrap: wrap; }
.topbar h1 { font-size: 22px; margin: 0; }
.card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 18px;
}
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.stat { background: var(--bg-3); border-radius: 12px; padding: 16px; }
.stat .num { font-size: 26px; font-weight: 700; }
.stat .label { color: var(--ink-soft); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
table.itbl { width: 100%; border-collapse: collapse; font-size: 14px; }
table.itbl th, table.itbl td { text-align: start; padding: 9px 10px; border-bottom: 1px solid var(--line); }
table.itbl th { color: var(--ink-soft); font-weight: 600; font-size: 12px; text-transform: uppercase; }
.table-wrap { overflow-x: auto; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 9px 16px;
  font-size: 14px;
  cursor: pointer;
}
.btn:hover { opacity: .92; text-decoration: none; }
.btn.secondary { background: var(--bg-3); color: var(--ink); border: 1px solid var(--line); }
.btn.danger { background: var(--danger); }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 14px 0; }
label { display: block; margin-bottom: 4px; font-size: 13px; color: var(--ink-soft); }
input, select, textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 8px;
  padding: 9px 11px;
  font-size: 14px;
  margin-bottom: 14px;
}
.field-group { margin-bottom: 22px; }
.field-group h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-soft); margin: 0 0 10px; }
.alert { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; font-size: 14px; }
.alert.error { background: rgba(251,113,133,.12); color: var(--danger); border: 1px solid rgba(251,113,133,.3); }
.alert.success { background: rgba(34,211,168,.1); color: var(--accent-2); border: 1px solid rgba(34,211,168,.3); }
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; background: var(--bg-3); border: 1px solid var(--line); }
.badge.status-draft { color: var(--ink-soft); }
.badge.status-filled { color: var(--accent); }
.badge.status-signed, .badge.status-delivered { color: var(--accent-2); }
.empty { color: var(--ink-soft); padding: 30px 0; text-align: center; }
.lang-switch { width: auto; margin-bottom: 0; display: inline-block; }
[dir="rtl"] .sidebar { border-inline-end: none; border-inline-start: 1px solid var(--line); }