.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.text-center {
    text-align: center;
    margin-bottom: 30px;
    color: #00478F;
}

/* Hero Slider */
.hero-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.hero-slider img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.slider-overlay {
    position: absolute;
    top: 50%;
    left: 10%;
    transform: translateY(-50%);
    color: #fff;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
}

.slider-overlay h1 {
    font-size: 3rem;
    margin-bottom: 10px;
}

.slider-overlay p {
    font-size: 1.5rem;
    font-weight: 300;
}

/* Sloganlar */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    text-align: center;
}

.feature-box {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border-bottom: 4px solid #00478F;
    transition: transform 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-5px);
}

.feature-box h3 {
    color: #00478F;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

/* Hakkımızda */
.about-us {
    background-color: #f4f7f6;
    padding: 60px 0;
}

.about-content {
    background: #fff;
    padding: 50px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.about-content h2 {
    color: #00478F;
    margin-bottom: 20px;
    font-size: 2rem;
}

.about-content p {
    line-height: 1.8;
    margin-bottom: 15px;
    color: #555;
    font-size: 1.1rem;
}

/* Banners */
.banner-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.banner-item img {
    width: 100%;
    border-radius: 10px;
    transition: opacity 0.3s ease;
}

.banner-item img:hover {
    opacity: 0.9;
}

/* Markalar Slider Animasyonu */
.brands-section {
    padding: 50px 0;
    overflow: hidden;
    background: #fff;
}

.brand-carousel {
    width: 100%;
    overflow: hidden;
}

.brand-track {
    display: flex;
    width: calc(200px * 8); /* Öğe sayısına göre ayarlayabilirsin */
    animation: scroll 15s linear infinite;
    align-items: center;
}

.brand-track img {
    width: 150px;
    margin: 0 25px;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.brand-track img:hover {
    filter: grayscale(0%);
    opacity: 1;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-200px * 4)); }
}

/* Mobil Uyumluluk */
@media (max-width: 768px) {
    .slider-overlay h1 { font-size: 2rem; }
    .slider-overlay p { font-size: 1.2rem; }
    .feature-grid { grid-template-columns: 1fr; }
    .banner-grid { grid-template-columns: 1fr; }
    .about-content { padding: 30px; }
}