:root {
  --color-primary:      #007BFF;
  --color-primary-hover:#0056b3;
  --color-success:      #28a745;
  --color-danger:       #dc3545;
  --color-info:         #17a2b8;
  --color-warning:      #ffc107;
  --text-dark:          #212529;
  --bg-even:            #f9f9f9;
  --border-light:       #ddd;
  --bg-header:          #f4f4f4;
}

/* ===== Base ===== */
body {
    font-family: Arial, sans-serif;
    margin: 20px;
    direction: rtl;
    line-height: 1.5;
}

h1, h2 {
    color: #333;
}

/* ===== Buttons ===== */
button, .button {
    display: inline-block;
    background-color: var(--color-primary);
    color: white;
    border: none;
    padding: 10px 15px;
    text-decoration: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color .2s ease;
}

button:hover, .button:hover {
    background-color: var(--color-primary-hover);
}

/* ===== Tables ===== */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

table th, table td {
    border: 1px solid var(--border-light);
    padding: 8px;
    text-align: right;
}

table th {
    background-color: var(--bg-header);
    color: #333;
}

table tr:nth-child(even) {
    background-color: var(--bg-even);
}

/* ===== Alerts ===== */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
    color: white;
    border: 1px solid rgba(0,0,0,0.1);
}

.alert-success { background-color: var(--color-success); }
.alert-danger  { background-color: var(--color-danger);  }
.alert-info    { background-color: var(--color-info);    }
.alert-warning {
    background-color: var(--color-warning);
    color: var(--text-dark);
}

/* ===== Footer ===== */
.footer {
    background-color: #f1f1f1;
    text-align: center;
    font-size: 14px;
    padding: 15px;
    border-top: 1px solid #ccc;
    margin-top: 40px;
    color: #333;
    line-height: 1.4;
}

.footer small {
    display: block;
}

.footer a {
    color: var(--color-primary);
    text-decoration: none;
}

.footer a:hover {
    text-decoration: underline;
}