/* --- GENEL AYARLAR --- */
html {
    scroll-behavior: smooth;
    /* Menüye tıklayınca sayfanın yumuşakça kaymasını sağlar */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: #0d1117;
    /* Koyu modern arka plan */
    color: #ffffff;
    overflow-x: hidden;
}

/* --- LOGO ALANI --- */
.logo-slider-area {
    width: 100%;
    background-color: #000000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 30px 15px;
    border-bottom: 2px solid #1f2937;
}

.slider-container {
    max-width: 1000px;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.slider-logo {
    max-width: 100%;
    height: auto;
    max-height: 380px;
    display: block;
    object-fit: contain;
}

/* --- LOGO ALTINDAKİ MENÜ --- */
.main-navigation {
    background-color: #161b22;
    width: 100%;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #30363d;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.main-navigation nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 10px;
}

.main-navigation nav ul {
    display: flex;
    justify-content: center;
    align-items: center;
    list-style: none;
    gap: 30px;
    flex-wrap: nowrap;
}

.main-navigation nav ul li a {
    color: #8b949e;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1.5px;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.main-navigation nav ul li a:hover,
.main-navigation nav ul li a.active {
    color: #58a6ff;
    text-shadow: 0 0 10px rgba(88, 166, 255, 0.5);
}

/* --- ANA GİRİŞ ALANI --- */
.content-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 50px 20px 80px 20px;
    text-align: center;
}

.section-subtitle {
    color: #58a6ff;
    font-size: 13px;
    letter-spacing: 3px;
    margin-bottom: 15px;
    font-weight: 700;
    text-transform: uppercase;
}

.intro-text {
    font-size: 18px;
    line-height: 1.8;
    color: #8b949e;
    max-width: 800px;
    margin: 0 auto 50px auto;
    font-weight: 300;
}

/* --- HIZLI HİZMET KARTLARI --- */
.quick-services {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-bottom: 50px;
}

.service-card {
    background-color: #161b22;
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 20px;
    transition: all 0.3s ease;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
}

.card-image-wrapper {
    width: 100%;
    height: 160px;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
    border: 1px solid #30363d;
}

.card-real-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.service-card:hover .card-real-image {
    transform: scale(1.08);
}

.service-card.highlighted {
    border-color: #58a6ff;
    box-shadow: 0 0 20px rgba(88, 166, 255, 0.15);
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: #58a6ff;
    box-shadow: 0 10px 25px rgba(88, 166, 255, 0.2);
}

.service-card h3 {
    font-size: 18px;
    color: #ffffff;
    margin-bottom: 12px;
    font-weight: 600;
}

.service-card p {
    font-size: 13px;
    color: #8b949e;
    line-height: 1.6;
}

/* --- YENİ ALANLAR (SAYFA BÖLÜMLERİ) --- */
.section-area {
    padding: 90px 20px;
    display: flex;
    justify-content: center;
}

.section-area.alt-bg {
    background-color: #161b22;
    /* Bölümleri birbirinden ayırmak için hafif açık ton */
    border-top: 1px solid #21262d;
    border-bottom: 1px solid #21262d;
}

.section-container {
    max-width: 1000px;
    width: 100%;
    text-align: center;
}

.section-title {
    font-size: 28px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 15px;
    letter-spacing: 2px;
}

.underline {
    width: 60px;
    height: 3px;
    background-color: #58a6ff;
    margin: 0 auto 50px auto;
    border-radius: 2px;
}

/* Detaylı Hizmetler */
.detail-service-item {
    background-color: #0d1117;
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 25px;
    text-align: left;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.section-area.alt-bg .detail-service-item {
    background-color: #0d1117;
    /* Alt arka planlı yerde kartlar koyu kalsın */
}

.detail-text h3 {
    color: #58a6ff;
    font-size: 20px;
    margin-bottom: 15px;
    font-weight: 600;
}

.detail-text p {
    color: #c9d1d9;
    font-size: 15px;
    line-height: 1.8;
}

/* Hakkımızda */
.about-text {
    font-size: 16px;
    line-height: 2;
    color: #c9d1d9;
    max-width: 800px;
    margin: 0 auto;
    text-align: justify;
}

/* İletişim */
.contact-grid {
    display: flex;
    justify-content: center;
    width: 100%;
}

.contact-info {
    background-color: #0d1117;
    border: 1px solid #30363d;
    border-radius: 12px;
    padding: 40px;
    max-width: 600px;
    width: 100%;
    text-align: center;
}

.contact-info h3 {
    font-size: 22px;
    color: #ffffff;
    margin-bottom: 15px;
}

.contact-info p {
    color: #8b949e;
    margin-bottom: 30px;
    font-size: 14px;
}

.contact-item {
    font-size: 16px;
    color: #c9d1d9;
    margin-bottom: 15px;
    font-weight: 500;
}

/* --- FOOTER --- */
footer {
    background-color: #0d1117;
    padding: 30px 20px;
    text-align: center;
    border-top: 1px solid #21262d;
    color: #8b949e;
    font-size: 13px;
}

/* --- BUTONLAR --- */
.action-buttons-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: #58a6ff;
    color: #0d1117;
    box-shadow: 0 4px 15px rgba(88, 166, 255, 0.3);
}

.btn-primary:hover {
    background-color: #ffffff;
    color: #0d1117;
    box-shadow: 0 0 25px rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: #8b949e;
    border: 1px solid #30363d;
}

.btn-secondary:hover {
    border-color: #ffffff;
    color: #ffffff;
    transform: translateY(-2px);
}

/* --- MOBİL UYUMLULUK (TELEFONLAR) --- */
@media (max-width: 900px) {
    .quick-services {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .card-image-wrapper {
        height: 200px;
    }

    .section-area {
        padding: 60px 15px;
    }
}

@media (max-width: 768px) {
    .logo-slider-area {
        padding: 15px 10px;
    }

    .slider-logo {
        max-height: 180px;
    }

    .main-navigation nav {
        padding: 12px 5px;
    }

    .main-navigation nav ul {
        gap: 12px;
    }

    .main-navigation nav ul li a {
        font-size: 11px;
        letter-spacing: 0.5px;
    }

    .content-wrapper {
        padding: 30px 15px;
    }

    .intro-text {
        font-size: 14px;
        margin-bottom: 30px;
    }

    .action-buttons-container {
        flex-direction: column;
        gap: 15px;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .section-title {
        font-size: 22px;
    }

    .about-text {
        font-size: 14px;
        text-align: left;
    }

    .detail-service-item {
        padding: 20px;
    }

    .detail-text h3 {
        font-size: 18px;
    }

    .detail-text p {
        font-size: 13px;
    }
}