/* Genel Reset ve Box Model */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Ana Sayfa ve Arka Plan */
body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
}

/* Header Tasarımı */
header {
    background: linear-gradient(135deg, #1d2b36, #4a6572); /* Modern gradient */
    padding: 60px 0;
    color: white;
    text-align: center;
    background-size: cover;
    background-position: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

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

/* Logo Boyutu */
header .logo {
    width: 200px; /* Büyütüldü */
    margin-bottom: 30px;
}

header h1 {
    font-size: 4rem; /* Büyük Başlık */
    font-weight: 700;
    margin-bottom: 10px;
}

header p {
    font-size: 1.4rem;
    font-weight: 300;
}

/* Hero Bölümü */
.hero {
    background-image: url('https://via.placeholder.com/1500x800.png?text=Modern+Arka+Plan');
    background-size: cover;
    background-position: center;
    padding: 120px 0;
    color: white;
    text-align: center;
    box-shadow: inset 0 0 200px rgba(0, 0, 0, 0.6);
}

.hero h2 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
}

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

/* Footer Tasarımı */
footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 30px 0;
    box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.1);
}

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

footer p {
    font-size: 1rem;
}

/* Modern buton ve küçük detaylar */
button, .btn {
    background-color: #00bcd4;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 1rem;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

button:hover, .btn:hover {
    background-color: #0097a7;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    header h1 {
        font-size: 2.5rem;
    }

    .hero h2 {
        font-size: 2.2rem;
    }

    .hero p {
        font-size: 1.2rem;
    }
}