/* --- AYARLAR --- */
:root {
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --primary: #2563eb; 
    --secondary: #3b82f6;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --gradient: linear-gradient(135deg, #2563eb, #06b6d4);
    --glass: rgba(255, 255, 255, 0.05);
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

/* --- NAVBAR --- */
.navbar {
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(15, 23, 42, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.nav-content { display: flex; justify-content: space-between; align-items: center; }
.nav-logo { height: 50px; width: auto; display: block; }
.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a { font-weight: 500; font-size: 0.95rem; color: var(--text-muted); }
.nav-links a:hover { color: var(--primary); }
.hamburger { display: none; font-size: 1.5rem; cursor: pointer; }

/* --- HERO & SLIDER --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden; 
}

/* SLIDER AYARLARI */
.hero-bg-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2; 
}

.slide-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover; 
    opacity: 0;
    transition: opacity 1.5s ease-in-out; 
}

.slide-img.active {
    opacity: 1;
}

/* OKUNABİLİRLİK İÇİN GRADIENT OVERLAY */
.slider-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Arka plan beyaz olduğu için overlay'i biraz açtık ki resimler net gözüksün */
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.6) 50%, rgba(255, 255, 255, 0.1) 100%);
    z-index: -1;
}

/* Glow Efekti */
.glow-effect {
    position: absolute; top: -10%; right: -10%; width: 600px; height: 600px;
    background: var(--primary); filter: blur(180px); opacity: 0.2; border-radius: 50%; z-index: -1;
}

.hero-container { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 30px; z-index: 2; }
.hero-text { flex: 1; max-width: 600px; }

/* YAZI RENGİ (SENİN İSTEDİĞİN KOYU RENK) */
.hero-text h1 { 
    font-size: 3.5rem; 
    line-height: 1.1; 
    margin: 20px 0; 
    font-weight: 800; 
    color: #0f172a; /* KOYU RENK */
    text-shadow: none; 
}
.hero-text p { 
    color: #334155; /* KOYU GRİ */
    font-size: 1.1rem; 
    margin-bottom: 30px; 
    font-weight: 600;
    text-shadow: none;
}

.badge {
    background: rgba(37, 99, 235, 0.1); color: #2563eb; padding: 5px 15px;
    border-radius: 20px; font-size: 0.85rem; font-weight: 600; border: 1px solid rgba(37, 99, 235, 0.3);
    backdrop-filter: blur(4px);
}

.hero-btns { display: flex; gap: 15px; margin-bottom: 40px; }

/* BUTONLAR */
.btn { padding: 15px 30px; border-radius: 8px; font-weight: 600; cursor: pointer; border: none; display: inline-flex; align-items: center; gap: 10px; }
.btn-sm { padding: 10px 20px; font-size: 0.9rem; }
.btn-primary { background: var(--gradient); color: white; box-shadow: 0 10px 25px rgba(37, 99, 235, 0.4); }

.btn-whatsapp { 
    background-color: #25D366; 
    color: white; 
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
    transition: transform 0.2s, background-color 0.2s;
}
.btn-whatsapp:hover {
    background-color: #128C7E;
    transform: translateY(-3px);
}

.trusted-mini { display: flex; align-items: center; gap: 15px; color: #334155; }
.avatars img { width: 40px; height: 40px; border-radius: 50%; border: 3px solid #fff; margin-left: -10px; }

/* HERO VISUAL (İÇİ BOŞALTILDI) */
.hero-visual { 
    flex: 1; 
    position: relative; 
    display: flex; 
    justify-content: center; 
    align-items: center;
}

/* --- LOGO SLIDER --- */
.logos-slider { background: #111827; padding: 25px 0; overflow: hidden; border-top: 1px solid rgba(255,255,255,0.05); }
.slide-track { display: flex; width: calc(300px * 10); animation: scroll 30s linear infinite; }
.slide { width: 300px; text-align: center; color: var(--text-muted); opacity: 0.7; font-weight: 700; font-size: 1.2rem; }
@keyframes scroll { 0% { transform: translateX(0); } 100% { transform: translateX(calc(-300px * 5)); } }

/* --- SEKTÖRLER --- */
.sectors-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px;
}
.sector-item {
    background: rgba(255,255,255,0.02); padding: 25px; border-radius: 12px; border-left: 3px solid var(--primary);
    transition: 0.3s;
}
.sector-item:hover { background: rgba(255,255,255,0.05); transform: translateX(10px); }
.sector-item i { font-size: 1.5rem; color: var(--secondary); margin-bottom: 10px; }
.sector-item h3 { font-size: 1.2rem; margin-bottom: 5px; }
.sector-item p { font-size: 0.9rem; color: var(--text-muted); }

/* --- HİZMETLER --- */
.section { padding: 80px 0; }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 60px; }
.section-header h2 { font-size: 2.5rem; margin-bottom: 15px; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.service-card {
    background: var(--bg-card); padding: 30px; border-radius: 16px; border: 1px solid rgba(255,255,255,0.05); transition: 0.3s;
}
.service-card:hover { transform: translateY(-10px); border-color: var(--primary); }
.icon-box { width: 50px; height: 50px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; margin-bottom: 20px; }
.color-1 { background: rgba(37, 99, 235, 0.1); color: var(--primary); }
.color-2 { background: rgba(6, 182, 212, 0.1); color: #06b6d4; }
.color-3 { background: rgba(236, 72, 153, 0.1); color: #ec4899; }

/* --- CONTACT (ESKİ HALİNE GETİRİLDİ) --- */
.cta-container {
    display: flex; 
    background: linear-gradient(135deg, #1e1b4b, #172554); 
    border-radius: 25px; 
    padding: 50px; 
    gap: 40px; 
    align-items: center;
    color: white; /* Koyu kutu içinde yazı beyaz olsun */
}
.cta-content { flex: 1; }
/* Contact başlık ve paragrafları için renk zorlaması */
.cta-content h2, .cta-content p { color: white; } 

.contact-details { margin-top: 20px; }
.contact-details p { font-size: 1.1rem; margin-bottom: 10px; display: flex; align-items: center; gap: 10px; color: #e2e8f0; }
.contact-details i { color: var(--secondary); }

.cta-form { 
    flex: 1; 
    background: white; 
    padding: 30px; 
    border-radius: 15px; 
    color: #0f172a; /* Form içi yazılar koyu */
}
.cta-form h3 { color: #0f172a; margin-bottom: 15px; }

.cta-form input { 
    width: 100%; 
    padding: 12px; 
    margin-bottom: 12px; 
    border: 1px solid #cbd5e1; 
    border-radius: 6px; 
    background: #ffffff; 
    color: #334155;
}
.btn-full { width: 100%; justify-content: center; }
.form-note { font-size: 0.8rem; color: #64748b; margin-top: 10px; text-align: center; }

/* --- FOOTER (GÜNCELLENDİ: Daha estetik ikonlar) --- */
footer { padding: 50px 0 20px; border-top: 1px solid rgba(255,255,255,0.05); }
.footer-content { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }

/* YENİ SOSYAL MEDYA İKON STİLİ */
.footer-links { 
    display: flex; 
    gap: 20px; /* İkonların arası açıldı */
    align-items: center; 
}
.footer-links a { 
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%; /* Yuvarlak */
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1.2rem; 
    color: var(--text-muted); 
    transition: all 0.3s ease;
    margin-left: 0; /* Eski margin silindi */
}
.footer-links a:hover { 
    background: var(--primary); 
    color: white; 
    transform: translateY(-5px); /* Hover olunca yukarı kalksın */
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.4);
}
.copyright { text-align: center; font-size: 0.9rem; color: #475569; }

/* --- RESPONSIVE --- */
@media (max-width: 968px) {
    .hero-container { flex-direction: column; text-align: center; }
    .hero-text { margin-bottom: 50px; }
    .hero-btns { justify-content: center; }
    .hero-visual { width: 100%; margin-top: 20px; }
    .cta-container { flex-direction: column; padding: 30px; }
    .nav-links { display: none; position: absolute; top: 70px; left: 0; width: 100%; background: var(--bg-card); flex-direction: column; padding: 20px; }
    .nav-links.active { display: flex; }
    .hamburger { display: block; }
    .footer-content { flex-direction: column; gap: 20px; text-align: center; }
}
.fade-in { opacity: 0; transform: translateY(30px); transition: 0.8s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }