/* Genel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Header Stilleri */
header {
    background: #007bff;
    color: #fff;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.main-nav ul {
    display: flex;
    list-style: none;
}

.main-nav ul li {
    margin-left: 1.5rem;
}

.main-nav ul li a {
    color: #fff;
    text-decoration: none;
    padding: 0.5rem;
    transition: all 0.3s ease;
}

.main-nav ul li a:hover {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

/* Form Stilleri */
.form-container {
    background: #fff;
    padding: 2rem;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    margin: 2rem 0;
}

.form-title {
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: #007bff;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 0.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: #007bff;
    color: #fff;
}

.btn-primary:hover {
    background: #0069d9;
}

.btn-danger {
    background: #dc3545;
    color: #fff;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-success {
    background: #28a745;
    color: #fff;
}

.btn-success:hover {
    background: #218838;
}

/* Tablo Stilleri */
.table-container {
    overflow-x: auto;
    margin: 2rem 0;
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.table th, .table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.table th {
    background: #f8f9fa;
    font-weight: 600;
}

.table tbody tr:hover {
    background: #f1f1f1;
}

/* Uyarı Mesajları */
.alert {
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 4px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Footer Stilleri */
footer {
    background: #343a40;
    color: #fff;
    padding: 2rem 0;
    margin-top: 2rem;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .main-nav ul {
        flex-direction: column;
    }
    
    .main-nav ul li {
        margin: 0.5rem 0;
    }
    
    .nav-container {
        flex-direction: column;
    }
    
    .logo {
        margin-bottom: 1rem;
    }
}

a {
    text-decoration: none!important;
}