/* --- GENEL AYARLAR VE DEĞİŞKENLER --- */
:root {
    --primary-color: #0d6efd;
    --dark-color: #121921;
    --light-bg: #f8f9fa;
    --text-muted: #6c757d;
    --border-color: #eee;
}

body {
    font-family: 'Inter', sans-serif;
    color: #333;
    overflow-x: hidden;
}

/* --- ÜST BİLGİ BARI (TOPBAR) --- */
.top-bar {
    background-color: var(--dark-color);
    color: #fff;
    font-size: 0.875rem;
    padding: 8px 0;
}

.top-bar a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.top-bar a:hover {
    color: #fff;
}

/* --- HEADER & NAVIGASYON --- */
.navbar {
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
    background: #fff;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--dark-color);
}

.navbar-brand span {
    color: var(--primary-color);
}

.nav-link {
    font-weight: 500;
    color: var(--dark-color);
    margin: 0 4px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.nav-link:hover, 
.nav-link.active {
    color: var(--primary-color);
}

/* --- HERO SLIDER --- */
.hero-slider {
    width: 100%;
    height: 70vh;
    min-height: 480px;
}

.swiper-slide {
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
}

.swiper-slide::before {
    content: '';
    position: absolute;
    top: 0; 
    left: 0; 
    right: 0; 
    bottom: 0;
    background: rgba(18, 25, 33, 0.65);
}

.slide-content {
    position: relative;
    z-index: 2;
    color: #fff;
}

/* --- GENEL BÖLÜM YAPISI --- */
.section-padding {
    padding: 80px 0;
}

.section-title {
    margin-bottom: 45px;
}

.section-title h2 {
    font-weight: 700;
    position: relative;
    display: inline-block;
    padding-bottom: 12px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 3px;
    background: var(--primary-color);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

/* --- HİZMET KARTLARI --- */
.service-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.12);
}

.service-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.service-body {
    padding: 20px;
}

.service-body h5 {
    font-weight: 700;
    margin-bottom: 10px;
}

/* --- FOOTER --- */
footer {
    background-color: var(--dark-color);
    color: #a0aec0;
    padding-top: 70px;
    padding-bottom: 30px;
    font-size: 0.9rem;
}

footer h5 {
    color: #fff;
    font-weight: 600;
    margin-bottom: 25px;
    position: relative;
}

footer a {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: #fff;
}

.footer-services-list img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 6px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 50px;
    padding-top: 20px;
    font-size: 0.85rem;
}

/* MOBİL UYUMLULUK DÜZELTMELERİ */
@media (max-width: 768px) {
    .section-padding {
        padding: 50px 0;
    }
    .hero-slider {
        height: 50vh;
        min-height: 380px;
    }
    .service-img {
        height: 130px;
    }
    .service-body {
        padding: 12px;
    }
    .service-body h5 {
        font-size: 0.95rem;
    }
}