/* Genel Ayarlar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: auto;
    padding: 0 20px;
}

/* Header & Nav */
header {
    background: #fff;
    border-bottom: 3px solid #e11d48; /* Görseldeki kırmızı vurgu */
    padding: 20px 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #1e3a8a; /* Lacivert tonu */
}

.logo span {
    color: #e11d48;
}

.nav-links {
    list-style: none;
    display: flex;
}

.nav-links li a {
    text-decoration: none;
    color: #333;
    margin: 0 15px;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links li a:hover {
    color: #e11d48;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('https://images.unsplash.com/photo-1454165833767-027ff33027ef?auto=format&fit=crop&w=1350&q=80'); /* Örnek görsel */
    background-size: cover;
    background-position: center;
    height: 450px;
    color: #fff;
    display: flex;
    align-items: center;
    text-align: center;
}

.hero-content {
    width: 100%;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    border-bottom: 2px solid #fff;
    display: inline-block;
}

.btn-primary {
    display: inline-block;
    background: #e11d48;
    color: #fff;
    padding: 12px 25px;
    text-decoration: none;
    margin-top: 20px;
    border-radius: 5px;
    transition: background 0.3s;
}

.btn-primary:hover {
    background: #be123c;
}

/* Hizmet Kartları */
.services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: -50px; /* Hero üzerine hafif bindirme */
    margin-bottom: 50px;
}

.service-card {
    background: #fff;
    padding: 30px;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.service-card i {
    font-size: 40px;
    color: #1e3a8a;
    margin-bottom: 15px;
}

/* Footer */
footer {
    background: #1e3a8a;
    color: #fff;
    padding: 50px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

.footer-col h4 {
    margin-bottom: 20px;
    border-bottom: 2px solid #e11d48;
    display: inline-block;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li a {
    color: #cbd5e1;
    text-decoration: none;
}

.footer-bottom {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 14px;
}

/* Responsive (Mobil) */
@media (max-width: 768px) {
    nav {
        flex-direction: column;
    }
    .nav-links {
        margin: 20px 0;
    }
    .hero h1 {
        font-size: 2rem;
    }
}