:root {
  --primary: #0f766e;
  --primary-light: #14b8a6;
  --bg: #0b1220;
  --bg-card: #111827;
  --bg-soft: #1e293b;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #334155;
  --danger: #ef4444;
  --success: #22c55e;
  --radius: 12px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: 'Vazirmatn', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}
a { color: var(--primary-light); text-decoration: none; }
button, input, textarea, select { font-family: inherit; }
.admin-wrap { max-width: 1100px; margin: 0 auto; padding: 1.5rem; }
.login-box {
  max-width: 420px;
  margin: 10vh auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
}
.login-box h1 { font-size: 1.3rem; margin-bottom: .5rem; }
.login-box p { color: var(--text-muted); font-size: .9rem; margin-bottom: 1.25rem; }
.login-box label { display: block; font-size: .85rem; margin-bottom: .35rem; color: var(--text-muted); }
.login-box input[type=password], .login-box input[type=text] {
  width: 100%;
  padding: .7rem 1rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  margin-bottom: 1rem;
  direction: ltr;
  text-align: left;
}
.login-box .hint { font-size: .8rem; color: var(--text-muted); margin-bottom: 1rem; }
.login-box .hint a { color: var(--primary-light); }
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .6rem 1.2rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: .9rem;
  border: none;
  cursor: pointer;
  transition: all .2s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
}
.btn-danger { background: var(--danger); color: #fff; }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-sm { padding: .35rem .75rem; font-size: .8rem; }
.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}
.admin-header h1 { font-size: 1.25rem; }
.admin-user { font-size: .85rem; color: var(--text-muted); }
.tabs {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.tab {
  padding: .5rem 1rem;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-weight: 600;
  font-size: .85rem;
  cursor: pointer;
}
.tab.active {
  background: rgba(15,118,110,.2);
  border-color: var(--primary);
  color: var(--primary-light);
}
.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.table-wrap {
  overflow-x: auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
}
th, td {
  padding: .75rem 1rem;
  text-align: right;
  border-bottom: 1px solid var(--border);
}
th { color: var(--text-muted); font-weight: 600; font-size: .8rem; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(15,118,110,.05); }
.actions { display: flex; gap: .4rem; }
.modal-bg {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-bg.show { display: flex; }
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: min(640px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.5rem;
}
.modal h2 { font-size: 1.1rem; margin-bottom: 1rem; }
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-size: .85rem;
  color: var(--text-muted);
  margin-bottom: .35rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: .65rem .9rem;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-size: .9rem;
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-actions {
  display: flex;
  gap: .75rem;
  justify-content: flex-end;
  margin-top: 1.25rem;
}
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  padding: .75rem 1.5rem;
  border-radius: 12px;
  z-index: 300;
  font-size: .9rem;
  display: none;
}
.toast.show { display: block; }
.toast.ok { border-color: var(--success); color: var(--success); }
.toast.err { border-color: var(--danger); color: var(--danger); }
.status-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-left: .4rem;
}
.status-dot.on { background: var(--success); }
.status-dot.off { background: var(--text-muted); }
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
}