:root {
  --bg: #0b0f17;
  --panel: #121826;
  --panel-2: #171f2f;
  --border: #253047;
  --text: #e8edf7;
  --muted: #94a3b8;
  --primary: #8b5cf6;
  --primary-2: #6d28d9;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #38bdf8;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  direction: rtl;
  font-family: Vazirmatn, IRANSans, Tahoma, Arial, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(139, 92, 246, 0.12), transparent 30%),
    radial-gradient(circle at bottom left, rgba(56, 189, 248, 0.10), transparent 35%),
    var(--bg);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
}

.layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  min-height: 100vh;
}

.sidebar {
  background: rgba(18, 24, 38, 0.92);
  border: 1px solid rgba(37, 48, 71, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  position: sticky;
  top: 24px;
  height: fit-content;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}

.brand .logo {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), #22d3ee);
  display: grid;
  place-items: center;
  font-weight: 800;
  color: white;
  box-shadow: 0 12px 30px rgba(139, 92, 246, 0.28);
}

.brand h1 {
  font-size: 18px;
  margin: 0;
}

.brand p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.nav a {
  padding: 14px 16px;
  border-radius: 14px;
  color: var(--text);
  background: transparent;
  border: 1px solid transparent;
  transition: 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav a:hover,
.nav a.active {
  background: rgba(139, 92, 246, 0.12);
  border-color: rgba(139, 92, 246, 0.28);
  color: #fff;
}

.badge {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.12);
  color: #cbd5e1;
}

.badge.primary { background: rgba(139, 92, 246, 0.16); color: #ddd6fe; }
.badge.success { background: rgba(34, 197, 94, 0.14); color: #bbf7d0; }
.badge.warning { background: rgba(245, 158, 11, 0.14); color: #fde68a; }
.badge.danger { background: rgba(239, 68, 68, 0.14); color: #fecaca; }
.badge.info { background: rgba(56, 189, 248, 0.14); color: #bae6fd; }

.main {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.topbar {
  background: rgba(18, 24, 38, 0.92);
  border: 1px solid rgba(37, 48, 71, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.topbar .title h2 {
  margin: 0;
  font-size: 22px;
}

.topbar .title p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.topbar .actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.btn {
  border: 1px solid transparent;
  background: var(--panel-2);
  color: var(--text);
  padding: 12px 16px;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 600;
  transition: 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn.primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: white;
  box-shadow: 0 12px 26px rgba(139, 92, 246, 0.25);
}

.btn.outline {
  border-color: var(--border);
  background: transparent;
}

.grid-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.card {
  background: rgba(18, 24, 38, 0.92);
  border: 1px solid rgba(37, 48, 71, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.stat .label {
  color: var(--muted);
  font-size: 13px;
}

.stat .value {
  font-size: 28px;
  font-weight: 800;
}

.stat .trend {
  font-size: 13px;
  color: #cbd5e1;
}

.icon-box {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(139, 92, 246, 0.12);
  color: #ddd6fe;
  font-weight: 800;
}

.section {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 18px;
}

.section.full {
  grid-template-columns: 1fr;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 700px;
}

th, td {
  text-align: right;
  padding: 14px 12px;
  border-bottom: 1px solid rgba(37, 48, 71, 0.75);
  color: var(--text);
  font-size: 14px;
}

th {
  color: var(--muted);
  font-weight: 600;
}

.row-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.small-btn {
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
}

.small-btn.primary {
  background: rgba(139, 92, 246, 0.14);
  border-color: rgba(139, 92, 246, 0.28);
}

.small-btn.success {
  background: rgba(34, 197, 94, 0.14);
  border-color: rgba(34, 197, 94, 0.22);
}

.small-btn.danger {
  background: rgba(239, 68, 68, 0.14);
  border-color: rgba(239, 68, 68, 0.22);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field label {
  font-size: 13px;
  color: var(--muted);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  background: #0f1624;
  border: 1px solid rgba(37, 48, 71, 0.9);
  color: var(--text);
  padding: 13px 14px;
  border-radius: 14px;
  outline: none;
}

.field textarea {
  min-height: 110px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(139, 92, 246, 0.65);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.12);
}

.chart-placeholder {
  height: 280px;
  border-radius: 18px;
  border: 1px dashed rgba(139, 92, 246, 0.4);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.06), rgba(56, 189, 248, 0.05));
  display: grid;
  place-items: center;
  color: var(--muted);
  text-align: center;
  padding: 20px;
}

.list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(37, 48, 71, 0.85);
  background: rgba(15, 22, 36, 0.72);
}

.muted {
  color: var(--muted);
}

.footer {
  text-align: center;
  color: var(--muted);
  padding: 10px 0 30px;
  font-size: 13px;
}

/* Responsive */
@media (max-width: 1200px) {
  .grid-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 14px;
  }

  .topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .grid-cards {
    grid-template-columns: 1fr;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .topbar .actions {
    width: 100%;
  }

  .btn, .small-btn {
    width: 100%;
    justify-content: center;
  }
}