:root {
  --primary: #0d6efd;
  --danger: #f1416c;
  --success: #50cd89;
  --dark: #0f1e3c;
  --light: #f5f8fa;
  --white: #ffffff;
  --font: 'Vazirmatn', 'IRANSans', sans-serif;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font);
  background-color: var(--light);
  color: #333;
}

.layout-container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  background: var(--dark);
  color: var(--white);
  display: flex;
  flex-direction: column;
  padding: 20px;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  margin-bottom: 40px;
}

.sidebar-logo img {
  margin-left: 10px;
}

.sidebar-logo span {
  font-size: 20px;
  font-weight: bold;
  color: var(--white);
}

.sidebar-menu {
  list-style: none;
  padding: 0;
}

.sidebar-menu li {
  margin-bottom: 12px;
}

.sidebar-menu a {
  text-decoration: none;
  color: var(--white);
  font-weight: 500;
  padding: 10px 15px;
  border-radius: 8px;
  display: block;
  transition: background 0.2s ease;
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
  background: rgba(255, 255, 255, 0.1);
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.main-header {
  background: var(--white);
  border-bottom: 1px solid #e0e0e0;
  padding: 20px 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.main-header h1 {
  margin: 0;
  font-size: 18px;
  color: #111;
}

.btn-logout {
  background: var(--danger);
  color: var(--white);
  padding: 8px 14px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 14px;
}

.btn-logout:hover {
  background: #e33458;
}

.main-body {
  padding: 30px;
}