/* ... (Önceki cevaptaki GENEL, HEADER, HERO, ABOUT, SERVICES stilleri aynı kalacak) ... */

/* GENEL AYARLAR VE DEĞİŞKENLER */
:root {
    --primary-green: #34D399; /* Emerald 400 */
    --dark-green: #065F46; /* Emerald 800 */
    --dark-bg: #111827; /* Gray 900 */
    --light-bg: #F9FAFB; /* Gray 50 */
    --dark-text: #1F2937; /* Gray 800 */
    --light-text: #F3F4F6; /* Gray 200 */
    --gray-text: #6B7280; /* Gray 500 */
    --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --border-radius: 12px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Open Sans', sans-serif; line-height: 1.7; color: var(--dark-text); background-color: #fff; overflow-x: hidden; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
h1, h2, h3 { font-family: 'Montserrat', sans-serif; font-weight: 700; line-height: 1.3; }
h2 { font-size: 2.8rem; text-align: center; color: var(--dark-text); margin-bottom: 20px; }
h3 { margin-top: 25px; margin-bottom: 10px; color: var(--dark-text); }
.section-subtitle { text-align: center; max-width: 600px; margin: 0 auto 60px auto; color: var(--gray-text); font-size: 1.1rem; }
section { padding: 100px 0; }

/* ============================================ */
/* HEADER (LOGO VE MOBİL UYUMLULUK İLE GÜNCELLENDİ) */
/* ============================================ */
header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-bg);
    text-decoration: none;
    z-index: 10; /* Menünün üzerinde kalması için */
}

.logo-image {
    height: 45px;
    width: auto;
    margin-right: 12px;
}

.logo strong {
    color: var(--primary-green);
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center; /* Butonla linkleri hizalamak için */
}

.nav-links li {
    margin-left: 35px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 600;
    transition: color 0.3s ease;
    position: relative;
    padding-bottom: 5px;
}

.nav-links a:not(.cta-button)::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: var(--primary-green);
    transition: width 0.3s ease;
}

.nav-links a:not(.cta-button):hover::after {
    width: 100%;
}

.cta-button {
    background-color: var(--primary-green);
    color: #fff;
    padding: 12px 25px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background-color: var(--dark-green);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* HAMBURGER MENÜ BUTONU (YENİ) */
.hamburger-menu {
    display: none; /* Varsayılan olarak gizli */
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--dark-text);
    cursor: pointer;
    z-index: 10;
}


/* HERO SECTION */
#hero { height: 100vh; position: relative; display: flex; justify-content: center; align-items: center; text-align: center; padding: 0; color: #fff; overflow: hidden; }
.hero-video { position: absolute; top: 50%; left: 50%; min-width: 100%; min-height: 100%; width: auto; height: auto; z-index: -2; transform: translateX(-50%) translateY(-50%); }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(17, 24, 39, 0.7); z-index: -1; }
.hero-content { max-width: 800px; z-index: 1; }
.hero-content h1 { font-size: 4rem; margin-bottom: 20px; }
.hero-content p { font-size: 1.25rem; margin-bottom: 40px; color: var(--light-text); }
.btn-primary { padding: 15px 35px; text-decoration: none; border-radius: 8px; font-weight: 600; display: inline-block; background-color: var(--primary-green); color: #fff; transition: all 0.3s ease; font-family: 'Montserrat'; }
.btn-primary:hover { background-color: var(--dark-green); transform: translateY(-3px); box-shadow: 0 7px 20px rgba(0,0,0,0.2); }

/* ABOUT SECTION */
#about { background-color: var(--light-bg); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; margin-top: 50px; }
.feature-item { text-align: center; padding: 40px; background: #fff; border-radius: var(--border-radius); box-shadow: var(--shadow); transition: transform 0.3s ease; }
.feature-item:hover { transform: translateY(-10px); }
.feature-icon { width: 70px; height: 70px; margin: 0 auto 20px; background: linear-gradient(45deg, var(--primary-green), var(--dark-green)); color: #fff; border-radius: 50%; display: flex; justify-content: center; align-items: center; font-size: 2rem; }

/* SERVICES SECTION */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 30px; }
.service-card { position: relative; height: 450px; border-radius: var(--border-radius); overflow: hidden; cursor: pointer; box-shadow: var(--shadow); color: #fff; }
.service-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.service-card:hover img { transform: scale(1.1); }
.service-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 60%); transition: background 0.5s ease; }
.service-card:hover .service-overlay { background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.2) 60%); }
.service-content { position: absolute; bottom: 0; left: 0; padding: 30px; width: 100%; }
.service-content h3 { font-size: 1.8rem; margin-bottom: 10px; transform: translateY(20px);color: aliceblue; transition: transform 0.5s ease; }
.service-card:hover .service-content h3 { transform: translateY(0); }
.service-content span { display: flex; align-items: center; font-weight: 600; opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.service-card:hover .service-content span { opacity: 1; transform: translateY(0); }
.service-content span i { margin-left: 10px; transition: transform 0.3s ease; }
.service-card:hover .service-content span i { transform: translateX(5px); }

/* ============================================ */
/* REFERANSLAR BÖLÜMÜ (DÜZENLENDİ) */
/* ============================================ */
#references {
    background-color: var(--light-bg);
}
.logo-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 50px;
    margin-top: 40px;
}
.logo-grid img {
    height: 45px;
    width: auto;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.3s ease;
}
.logo-grid img:hover {
    filter: grayscale(0%);
    opacity: 1;
}

/* ============================================ */
/* BLOG BÖLÜMÜ (DÜZENLENDİ) */
/* ============================================ */
#blog {
    background-color: #fff;
}
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}
.blog-card {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}
.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 30px -10px rgba(0,0,0,0.15);
}
.blog-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}
.blog-content {
    padding: 25px;
}
.blog-content h3 {
    font-size: 1.3rem;
    color: var(--dark-text);
    margin-bottom: 15px;
}
.blog-content p {
    color: var(--gray-text);
    margin-bottom: 20px;
}
.read-more {
    color: var(--primary-green);
    font-weight: 600;
    text-decoration: none;
}

/* ============================================ */
/* İLETİŞİM BÖLÜMÜ (YENİ TASARIM) */
/* ============================================ */
#contact {
    background: url('https://images.unsplash.com/photo-1579546929518-9e396f3cc809?auto=format&fit=crop&w=1740&q=80') no-repeat center center/cover;
    position: relative;
    color: #fff;
}
#contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 24, 39, 0.85); /* Koyu renk katmanı */
}
.contact-container {
    position: relative;
    z-index: 2;
    text-align: center;
}
.contact-info h2 {
    color: #fff;
    font-size: 2.5rem;
}
.contact-info .section-subtitle {
    color: var(--light-text);
    max-width: 700px; /* Metin genişliği ayarı */
}
.contact-info ul {
    list-style: none;
    display: inline-block;
    text-align: left;
    margin-top: 30px;
    margin-bottom: 40px;
}
.contact-info li {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    font-size: 1.2rem;
}
.contact-info i {
    color: var(--primary-green);
    margin-right: 20px;
    font-size: 1.5rem;
    width: 30px;
    text-align: center;
}
.contact-call-button {
    padding: 15px 40px;
    font-size: 1.1rem;
}
.contact-call-button i {
    margin-right: 10px;
}



/* ============================================ */
/* YÜZEN ARAMA BUTONU (YENİ) */
/* ============================================ */
.floating-call-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, var(--primary-green), var(--dark-green));
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    text-decoration: none;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    z-index: 999;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    animation: pulse 2s infinite;
}

.floating-call-button:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    animation-play-state: paused; /* Hover durumunda animasyonu durdur */
}

/* Buton için dikkat çekici animasyon (YENİ) */
@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 8px 25px rgba(52, 211, 153, 0.4);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    }
}


/* ============================================ */
/* FOOTER */
/* ============================================ */
footer {
    background: var(--dark-bg);
    color: var(--light-text);
    padding: 40px 0;
}
footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.social-links a {
    color: #fff;
    margin-left: 20px;
    font-size: 1.3rem;
    transition: color 0.3s ease;
}
.social-links a:hover {
    color: var(--primary-green);
}

/* ============================================ */
/* MODAL STYLES */
/* ============================================ */
.modal {
    position: fixed; top: 50%; left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    transition: transform 0.3s ease-in-out, opacity 0.3s ease-in-out;
    border-radius: var(--border-radius); z-index: 1001;
    background-color: white; width: 90%; max-width: 800px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    opacity: 0; pointer-events: none;
    max-height: 90vh;
    overflow-y: auto;
}
.modal.active {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1; pointer-events: all;
}
.modal-content { padding: 40px 50px; position: relative; }
.modal-content h2 { text-align: left; font-size: 2.2rem; color: var(--dark-green); }
.modal-content p { margin-bottom: 15px; }
.modal-content ul { list-style: none; padding: 0; margin-top: 20px; }
.modal-content li { display: flex; align-items: flex-start; margin-bottom: 15px; }
.modal-content li i { color: var(--primary-green); margin-right: 15px; font-size: 1.2rem; margin-top: 4px; }
.close-button {
    cursor: pointer; position: absolute;
    top: 15px; right: 20px; font-size: 2.5rem;
    font-weight: 300; border: none; background: none;
    color: var(--gray-text); transition: color 0.3s ease;
}
.close-button:hover { color: var(--dark-text); }
#modal-overlay {
    position: fixed; opacity: 0;
    transition: opacity 0.3s ease-in-out;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(17, 24, 39, .8);
    pointer-events: none; z-index: 1000;
}
#modal-overlay.active { opacity: 1; pointer-events: all; }

/* BLOG MODAL İÇİN EK STİL (YENİ) */
.modal-content .blog-meta {
    font-size: 0.9rem;
    color: var(--gray-text);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

/* ============================================ */
/* RESPONSIVE DESIGN (GÜNCELLENDİ) */
/* ============================================ */
@media (max-width: 992px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%; /* Başlangıçta ekranın dışında */
        width: 70%;
        height: 100vh;
        background-color: #fff;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.5s ease-in-out;
        box-shadow: -5px 0 15px rgba(0,0,0,0.1);
    }
    
    /* Mobil menü aktif olduğunda görünecek stil */
    .nav-links.nav-active {
        right: 0;
    }

    .nav-links li {
        margin: 25px 0;
    }

    .nav-links a {
        font-size: 1.2rem;
    }
    
    /* Mobil menüdeki buton */
    .cta-button-mobile {
        width: 100%;
        text-align: center;
    }

    /* Hamburger menü ikonunu göster */
    .hamburger-menu {
        display: block;
    }
}
@media (max-width: 576px) {
    .hero-content h1 { font-size: 2.5rem; }
    .services-grid { grid-template-columns: 1fr; }
    .service-card { height: 400px; }
    footer .container { flex-direction: column; gap: 20px; text-align: center; }
    .social-links a { margin: 0 10px; }
    .modal-content { padding: 30px 25px; }
    .modal-content h2 { font-size: 1.8rem; }
        .floating-call-button {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: 20px;
        right: 20px;
    }
        .nav-links {
        width: 85%; /* Telefonda menü daha geniş olsun */
    }
    .features-grid {
    grid-template-columns: repeat(1, 1fr);
}
}