:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --line: #e6e8ee;
  --line-strong: #d5d9e2;
  --ink: #1c2430;
  --muted: #5d6776;
  --faint: #8a93a3;
  --navy: #1e3a5f;
  --navy-2: #16304d;
  --accent: #2b4c73;
  --ok: #1f7a4d;
  --ok-bg: #e8f6ee;
  --warn: #9a6b12;
  --warn-bg: #fff6e5;
  --bad: #b42318;
  --bad-bg: #fdeeee;
  --info: #1d5f8a;
  --info-bg: #eaf4fb;
  --shadow: 0 1px 2px rgba(16,24,40,.04), 0 8px 24px rgba(16,24,40,.04);
  --sidebar: 260px;
  --radius: 12px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Vazirmatn, Tahoma, sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
}
a { color: var(--navy); text-decoration: none; }
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: var(--sidebar);
  background: var(--navy);
  color: #fff;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  flex-shrink: 0;
}
.brand {
  padding: 22px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.brand h1 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -.2px;
}
.brand p {
  margin: 6px 0 0;
  font-size: 12px;
  color: rgba(255,255,255,.65);
}
.nav { padding: 12px 10px 28px; }
.nav-label {
  font-size: 11px;
  color: rgba(255,255,255,.45);
  padding: 14px 12px 6px;
  font-weight: 600;
}
.nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255,255,255,.82);
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 13.5px;
  margin-bottom: 2px;
}
.nav a:hover { background: rgba(255,255,255,.08); color: #fff; }
.nav a.active { background: #fff; color: var(--navy); font-weight: 700; }
.main { flex: 1; min-width: 0; }
.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar h2 { margin: 0; font-size: 18px; font-weight: 700; }
.searchbox {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0 12px;
  min-width: 280px;
}
.searchbox input {
  border: 0; outline: 0; background: transparent;
  padding: 10px 8px; width: 100%; font-family: inherit; font-size: 13px;
}
.content { padding: 24px 28px 48px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 22px; }
.kpi {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.kpi .lbl { color: var(--muted); font-size: 12.5px; margin-bottom: 8px; }
.kpi .val { font-size: 20px; font-weight: 700; color: var(--navy); }
.kpi .sub { margin-top: 6px; color: var(--faint); font-size: 12px; }
.kpi.warn .val { color: var(--warn); }
.kpi.ok .val { color: var(--ok); }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 18px;
}
.card-h {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.card-h h3 { margin: 0; font-size: 14.5px; }
.card-b { padding: 0; overflow: auto; }
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.input, select.input {
  border: 1px solid var(--line-strong);
  background: #fff;
  border-radius: 8px;
  padding: 8px 10px;
  font-family: inherit;
  font-size: 13px;
  color: var(--ink);
}
.btn {
  border: 1px solid var(--line-strong);
  background: #fff;
  color: var(--ink);
  border-radius: 8px;
  padding: 8px 12px;
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
}
.btn:hover { background: var(--bg); }
.btn-navy {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
.btn-navy:hover { background: var(--navy-2); }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
  text-align: right;
  background: #fafbfc;
  color: var(--muted);
  font-weight: 600;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
  position: sticky; top: 0;
}
.table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.table tbody tr:hover { background: #fafbfd; }
.num { font-variant-numeric: tabular-nums; direction: ltr; text-align: left; white-space: nowrap; }
.muted { color: var(--muted); }
.faint { color: var(--faint); font-size: 12px; }
.badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  white-space: nowrap;
}
.st-ok { background: var(--ok-bg); color: var(--ok); }
.st-warn { background: var(--warn-bg); color: var(--warn); }
.st-bad { background: var(--bad-bg); color: var(--bad); }
.st-info { background: var(--info-bg); color: var(--info); }
.st-muted { background: #f1f3f6; color: var(--muted); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.note {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
}
.form-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 16px 18px; }
.form-grid label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid input, .form-grid select, .form-grid textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  padding: 8px 10px;
  font-family: inherit;
  font-size: 13px;
}
.pager { display: flex; gap: 6px; align-items: center; padding: 12px 16px; }
.empty { padding: 36px; text-align: center; color: var(--muted); }
.chip {
  display: inline-block;
  background: #f3f5f8;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 8px;
  font-size: 12px;
  margin: 2px;
}
.neg { color: var(--bad); }
.pos { color: var(--ok); }
@media (max-width: 1100px) {
  .kpis, .grid-2, .grid-3, .form-grid { grid-template-columns: 1fr 1fr; }
  .sidebar { width: 220px; }
}
@media (max-width: 800px) {
  .app { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: relative; }
  .kpis, .grid-2, .grid-3, .form-grid { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: stretch; }
}