/* Genel Stiller */
:root {
    --primary-color: #0d47a1; /* Koyu Mavi */
    --secondary-color: #ffc107; /* Sarı (Vurgu için) */
    --dark-color: #212121;
    --light-color: #f4f4f4;
    --white-color: #ffffff;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: var(--light-color);
    color: var(--dark-color);
}

.container {
    max-width: 1100px;
    margin: auto;
    overflow: hidden;
    padding: 0 2rem;
}

h1, h2, h3 {
    color: var(--primary-color);
}

section {
    padding: 3rem 0;
}

/* Header */
.main-header {
    background-color: var(--white-color);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.main-header .logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.main-nav a {
    color: var(--dark-color);
    text-decoration: none;
    margin-left: 1.5rem;
    font-weight: 500;
}

/* Hero Alanı */
.hero {
    background: linear-gradient(rgba(13, 71, 161, 0.7), rgba(13, 71, 161, 0.7)), url('https://via.placeholder.com/1500x800.png?text=Anahtar+ve+Kilit') no-repeat center center/cover;
    color: var(--white-color);
    height: 60vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    color: var(--white-color);
    margin-bottom: 0.5rem;
}

.hero .phone-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background-color: var(--secondary-color);
    color: var(--dark-color);
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: transform 0.3s ease;
}

.btn:hover {
    transform: scale(1.05);
}

/* Hizmetler Bölümü */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    text-align: center;
}

.service-card {
    background: var(--white-color);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.service-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Servis/İletişim kartları içindeki linkler */
.service-card p a {
    color: inherit; /* Paragraf rengini al */
    text-decoration: none; /* Alt çizgiyi kaldır */
    cursor: pointer;
}

/* Bölüm Başlıkları ve Arka Planlar */
.section-title {
    text-align: center;
    margin-bottom: 2rem;
}

.bg-white {
    background-color: var(--white-color);
}

/* Footer */
.main-footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    text-align: center;
    padding: 2rem 0;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .hero h1 { font-size: 2.2rem; }
    .hero .phone-number { font-size: 1.5rem; }
    .main-header .container { flex-direction: column; }
    .main-header .logo { margin-bottom: 1rem; }
    .main-nav a { margin: 0 0.5rem; }
}şimdi