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

        body {
            font-family: Arial, Helvetica, sans-serif;
            flex-direction: column;
            min-height: 100vh;
        }

        .menu-toggle {
            display: none;
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 20px;
            cursor: pointer;
            background: #4c9241;
            color: white;
            border: none;
            border-radius: 4px;
            width: 40px;
            height: 40px;
            z-index: 1000;
            align-items: center;
            justify-content: center;
        }

        .kisabilgi {
            display: flex;
            justify-content: space-around;
            background-color: black;
            color: white;
            padding: 10px;
        }

        .kutu1 {
            margin: 0 15px;
        }

        .menucubugu {
            display: flex;
            position: relative;
            justify-content: space-around;
            align-items: center;
            padding: 20px;
            background-color: #f4f4f4;
        }

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

        .menucubugu ul li {
            margin: 0 15px;
        }

        .menucubugu ul li a {
            text-decoration: none;
            color: black;
            font-weight: bold;
        }

        .logo {
            font-size: 24px;
            font-weight: bold;
            color: black;
        }

        .banner {
            background-image: url('https://picsum.photos/1200/600?random=1');
            background-size: cover;
            background-position: center;
            color: white;
            text-align: center;
            padding: 100px 20px;
            position: relative;
            overflow: hidden;
            min-height: 70vh;
            /* Banner sabit yüksek */
            transition: opacity 1s ease-in-out;
        }

        .banner::before {

            content: '';
            /*content: '' → Boş bir içerik oluşturur (pseudo-element için gerekli)*/
            position: absolute;
            /* position: absolute → Ebeveynine göre konumlandırılır */
            inset: 0;
            /* inset: 0 → Tüm kenarlardan 0 uzaklık (üst, sağ, alt, sol - modern kısayol) */
            background: rgba(0, 0, 0, 0.5);
            z-index: 1;
        }

        .banner-content {
            position: relative;
            z-index: 2;
            transition: opacity 1s ease, transform 1s ease;
        }

        .banner.fade-out .banner-content {
            opacity: 0;
            transform: translateY(15px);
        }

        .banner.fade-out {
            opacity: 0.3;
        }

        .icerik {
            padding: 20px;
            margin-bottom: auto;
        }.accordion {
    max-width: 800px;
    margin: 20px auto;
}

.accordion-item {
    background: #fff;
    border-radius: 5px;
    margin-bottom: 10px;
    overflow: hidden;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.accordion-baslik {
    cursor: pointer;
    padding: 15px 20px;
    font-weight: bold;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #4a90e2;
    color: #fff;
}

.accordion-num {
    display: inline-block;
    width: 25px;
    height: 25px;
    background: #fff;
    color: #4a90e2;
    border-radius: 50%;
    text-align: center;
    line-height: 25px;
    margin-right: 10px;
}

.accordion-ok {
    transition: transform 0.3s;
}

.accordion-icerik {
    max-height: 0;
    overflow: hidden;
    padding: 0 20px;
    background: #f0f0f0;
    color: #333;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.accordion-acik .accordion-icerik {
    max-height: 500px; /* içerik uzunluğuna göre ayarla */
    padding: 15px 20px;
}

.accordion-acik .accordion-ok {
    transform: rotate(180deg);
}

        footer {
            display: flex;
            justify-content: center;
            align-items: flex-end;
            background-color: #333;
            color: white;
            text-align: center;
            padding: 10px 0;
        }

        @media (max-width: 900px) {
            .kisabilgi {
                display: none;
            }

            .menu-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
                cursor: pointer;
                background-color: #4c9241;
                z-index: 1000;
            }

            .menu-toggle i {
                font-size: 20px;
                color: white;
            }

            .menucubugu {
                justify-content: space-between;
                padding: 15px 20px;
            }

            /* Menü kapanmış hali */
            .menucubugu ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 0;
                right: 0;
                height: 100%;
                width: 60%;
                background-color: #4c9241;
                padding: 30px 0;
                z-index: 999;
                transition: all 0.4s ease;
                opacity: 0;
                transform: translateX(100%);
            }

            /* Menü açıkken */
            .menucubugu ul.active {
                display: flex;
                opacity: 1;
                transform: translateX(0);
                height: 100vh;
                /* ✅ Ekran yüksekliği tam */
            }

            .menucubugu ul li {
                margin: 15px 0;
                text-align: center;
            }

            .menucubugu ul li a {
                color: white;
                display: block;
                padding: 10px;
                font-size: 18px;
            }
        }