/* Genel Ayarlar */
body {
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f4f4;
    color: #333;
}

/* Panel Başlığı */
header {
    background-color: #212121;
    color: #fff;
    padding: 15px 25px;
    text-align: center;
    font-size: 24px;
    letter-spacing: 1px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

/* Ana İçerik */
.container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
}

/* Sipariş Kartları */
.card {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 20px;
    padding: 20px;
    transition: 0.3s ease;
}
.card:hover {
    transform: scale(1.02);
}

/* Kart Başlığı */
.card h3 {
    margin-top: 0;
    font-size: 20px;
    color: #222;
}

/* Butonlar */
.btn {
    padding: 10px 20px;
    background-color: #2196F3;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    transition: 0.3s;
}
.btn:hover {
    background-color: #1976D2;
}

/* Modal Pencere */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
}
.modal-content {
    background-color: #fff;
    margin: 10% auto;
    padding: 30px;
    border: 1px solid #ccc;
    width: 90%;
    max-width: 500px;
    border-radius: 8px;
}

/* Kapatma Butonu */
.close {
    color: #aaa;
    float: right;
    font-size: 24px;
    font-weight: bold;
}
.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

/* Başarı Bildirimi */
.alert-success {
    background-color: #dff0d8;
    color: #3c763d;
    padding: 10px 15px;
    border-radius: 4px;
    margin-bottom: 15px;
}

/* Hata Bildirimi */
.alert-error {
    background-color: #f2dede;
    color: #a94442;
    padding: 10px 15px;
    border-radius: 4px;
    margin-bottom: 15px;
}

/* Responsive */
@media screen and (max-width: 768px) {
    .container {
        padding: 10px;
    }
    .card {
        padding: 15px;
    }
}.sidebar a.active {
    background-color: #2196F3;
    color: white;
    font-weight: bold;
}