:root {
    --bs-primary: #009ef7;
    --header-height: 90px;
}

/* 1. Header Ayarları */
.landing-header {
    background-color: #ffffff;
    box-shadow: 0 0 20px rgba(0,0,0,0.05);
    z-index: 9999;
    height: var(--header-height);
    display: flex;
    align-items: center;
}

/* 2. Hero Bölümü (Giriş) Ayarları */
.landing-hero {
    position: relative;
    background: linear-gradient(180deg, #f9f9f9 0%, #ffffff 100%);
    margin-top: var(--header-height); /* Header kadar boşluk bırak */
    padding: 60px 0 100px 0;
    overflow: visible;
}

/* MEDYA SORGUSU - Artık hata vermez */
@media (max-width: 991px) {
    :root {
        --header-height: 70px;
    }

    .landing-hero {
        padding: 40px 0;
        text-align: center;
    }

    .hero-image-container {
        margin-top: 40px;
    }
}

/* Ürün Görseli Efektleri */
.hero-image-container img {
    max-width: 100%;
    height: auto;
    max-height: 500px;
    filter: drop-shadow(0px 20px 40px rgba(0, 0, 0, 0.1));
    transform: perspective(1000px) rotateY(-10deg);
    transition: transform 0.5s ease;
    border-radius: 10px;
}

.hero-image-container:hover img {
    transform: perspective(1000px) rotateY(0deg);
}

/* Diğer Genel Stiller */
.section-title {
    font-weight: 800;
    color: #181C32;
    margin-bottom: 1rem;
}

.feature-card {
    border: 1px solid #eff2f5;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.02);
    transition: all 0.3s ease;
    height: 100%;
    background: #fff;
}

    .feature-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 20px 40px rgba(0,0,0,0.05);
        border-color: var(--bs-primary);
    }

.relay-section {
    background: #181C32;
    color: #fff;
    border-radius: 24px;
    overflow: hidden;
    position: relative;
}

.contact-form-container {
    background-color: #fff;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 0 30px rgba(0,0,0,0.03);
    border: 1px solid #f1f1f1;
}