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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Header ve Navigasyon */
header {
    background-color: #003366; /* Tekel mavisi */
    color: #fff;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
    padding: 0 20px;
}

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

.logo h1 {
    font-size: 1.8rem;
    color: #FFCC00; /* Tekel sarısı */
    text-transform: uppercase;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
}

.nav-links li {
    margin-left: 20px;
}

.nav-links a {
    color: #fff;
    font-weight: bold;
    padding: 5px 10px;
    transition: color 0.3s;
}

.nav-links a:hover, .nav-links a.active {
    color: #FFCC00;
}

/* Hero Bölümü (Anasayfa) */
.hero {
    background-color: #333;
    color: #fff;
    height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background-image: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('https://placehold.co/1920x1080/003366/FFF?text=Tekelci+Hakan+Shop');
    background-size: cover;
    background-position: center;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    background-color: #FFCC00;
    color: #003366;
    padding: 10px 30px;
    border-radius: 5px;
    font-weight: bold;
    transition: background 0.3s;
}

.btn:hover {
    background-color: #e6b800;
}

/* İçerik Bölümleri */
.section {
    padding: 3rem 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #003366;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.card {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    text-align: center;
}

.card img {
    max-width: 100%;
    border-radius: 5px;
    margin-bottom: 15px;
}

.card h3 {
    margin-bottom: 10px;
    color: #003366;
}

/* Hakkımızda Sayfası */
.about-content {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

/* İletişim Sayfası */
.contact-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.contact-info, .contact-form {
    flex: 1;
    min-width: 300px;
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

/* Footer */
footer {
    background-color: #003366;
    color: #fff;
    text-align: center;
    padding: 2rem 0;
    margin-top: auto;
}

footer p {
    margin-bottom: 10px;
}