/* Genel Stiller */
body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Başlık */
header {
    background: #4CAF50;
    color: #fff;
    padding: 1rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .logo img {
    max-height: 50px;
}

header nav ul {
    list-style: none;
    display: flex;
    padding: 0;
    margin: 0;
}

header nav ul li {
    margin: 0 15px;
}

header nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

header nav ul li a:hover {
    color: #ffeb3b;
}

/* Kahraman Bölümü */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('http://media.2tum.se/2017/01/cropped-133948947lar.jpg') no-repeat center center/cover;
    color: #fff;
    padding: 4rem 0;
    text-align: center;
}

.hero h2 {
    margin: 0 0 1rem;
    font-size: 2.5rem;
}

.hero p {
    margin: 0 0 1.5rem;
    font-size: 1.2rem;
}

.hero .btn {
    display: inline-block;
    background: #ff5722;
    color: #fff;
    padding: 0.7rem 1.5rem;
    text-decoration: none;
    border-radius: 5px;
    font-size: 1rem;
    transition: background 0.3s ease;
}

.hero .btn:hover {
    background: #e64a19;
}

/* Hizmetler */
.services {
    padding: 2rem 0;
    background: #fff;
    text-align: center;
}

.services h2 {
    margin-bottom: 1.5rem;
    font-size: 2rem;
    color: #4CAF50;
}

.services .service {
    margin-bottom: 1.5rem;
    padding: 1rem;
    border: 1px solid #ddd;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.services .service:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

/* Hakkımızda */
.about {
    padding: 2rem 0;
    background: #f4f4f4;
    text-align: center;
}

.about h2 {
    margin-bottom: 1rem;
    color: #4CAF50;
}

/* Referanslar */
.references {
    padding: 2rem 0;
    background: #fff;
    text-align: center;
}

.references h2 {
    margin-bottom: 1rem;
    color: #4CAF50;
}

.references ul {
    list-style: none;
    padding: 0;
}

.references ul li {
    margin-bottom: 0.5rem;
}

/* İletişim */
.contact {
    padding: 2rem 0;
    background: #f4f4f4;
    text-align: center;
}

.contact h2 {
    margin-bottom: 1rem;
    color: #4CAF50;
}

.contact a {
    color: #ff5722;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s ease;
}

.contact a:hover {
    color: #e64a19;
}

/* Alt Bilgi */
footer {
    background: #4CAF50;
    color: #fff;
    text-align: center;
    padding: 1rem 0;
}

footer p {
    margin: 0;
}