* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Tahoma', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    direction: rtl;
}

.container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.login-box h2 {
    text-align: center;
    color: #667eea;
    margin-bottom: 10px;
}

.login-box h3 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 5px;
    color: #333;
    font-weight: bold;
}

.input-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

.btn-primary {
    width: 100%;
    padding: 12px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: #5a67d8;
}

.error {
    background: #fed7d7;
    color: #c53030;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
}

.success {
    background: #c6f6d5;
    color: #276749;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
}

.dashboard-container {
    background: #f7fafc;
    min-height: 100vh;
}

.navbar {
    background: white;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.btn-logout {
    background: #e53e3e;
    color: white;
    padding: 8px 15px;
    text-decoration: none;
    border-radius: 5px;
}

.dashboard-content {
    padding: 40px;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    text-align: center;
}

.card h3 {
    margin-bottom: 15px;
    color: #667eea;
}

.card p {
    margin-bottom: 20px;
    color: #666;
}

.btn-card {
    display: inline-block;
    padding: 10px 20px;
    background: #667eea;
    color: white;
    text-decoration: none;
    border-radius: 5px;
}

.btn-back {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 20px;
    background: #718096;
    color: white;
    text-decoration: none;
    border-radius: 5px;
}

.update-section {
    background: white;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.update-section h3 {
    margin-bottom: 15px;
    color: #667eea;
}

.input-wrapper {
    margin-bottom: 20px;
}

.input-label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-control {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}