:root {
    --primary-orange: #FF6B00;
    --dark-deep: #0F172A;
    --slate-600: #475569;
    --bg-soft: #FFF9F5;
    --transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

body { font-family: 'Plus Jakarta Sans', sans-serif; background-color: #FFFFFF; color: var(--dark-deep); margin: 0; overflow-x: hidden; }

/* --- Navbar --- */



.btn-premium { background: var(--primary-orange); color: #fff !important; font-weight: 700; border-radius: 12px; padding: 12px 28px; transition: var(--transition); border: none; text-decoration: none; display: inline-block; }
.btn-premium:hover { transform: translateY(-3px); box-shadow: 0 15px 30px rgba(255, 107, 0, 0.3); }

/* --- Hero Section --- */
.hero-wrap { padding: 160px 0 80px; background: radial-gradient(circle at 70% 30%, #FFF4EE 0%, #FFFFFF 60%); }
.hero-title { font-family: 'Sora', sans-serif; font-weight: 800; font-size: 3.5rem; line-height: 1.1; color: var(--dark-deep); }
.highlight { color: var(--primary-orange); }
.hero-desc { color: var(--slate-600); font-size: 1.2rem; margin-bottom: 40px; max-width: 580px; }

/* Evolution Line */
.evolution-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 30px; }
.evo-card { background: #fff; border: 1px solid #FFE0CC; border-radius: 20px; padding: 20px 10px; transition: var(--transition); text-align: center; position: relative; }
.evo-card:not(:last-child)::after { content: "\f105"; font-family: "Font Awesome 6 Free"; font-weight: 900; position: absolute; right: -12px; top: 40%; color: var(--primary-orange); opacity: 0.3; }
.evo-icon { width: 45px; height: 45px; background: #FFF4EE; border-radius: 10px; display: flex; align-items: center; justify-content: center; margin: 0 auto 10px; color: var(--primary-orange); font-size: 1.2rem; }
.evo-title { font-size: 0.75rem; font-weight: 800; color: var(--slate-600); text-transform: uppercase; }

/* --- Step Form --- */
.step-form-card { background: #fff; border-radius: 30px; padding: 40px; border: 1px solid #FFE0CC; box-shadow: 0 20px 40px rgba(255, 107, 0, 0.05); }
.step-indicator { width: 40px; height: 40px; background: #f8f9fa; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; color: #ccc; margin-bottom: 10px; transition: 0.3s; }
.step-indicator.active { background: var(--primary-orange); color: white; }
.step-indicator.completed { background: #10B981; color: white; }
.form-step { display: none; }
.form-step.active { display: block; animation: fadeIn 0.5s ease; }

/* --- Common --- */
.section-padding { padding: 100px 0; }
.tag-line { color: var(--primary-orange); font-weight: 800; text-transform: uppercase; letter-spacing: 2px; font-size: 0.75rem; margin-bottom: 15px; display: block; }

/* --- Journey Card --- */
.journey-card { 
    background: #fff; 
    border: 1px solid #f1f1f1; 
    border-radius: 30px; 
    padding: 50px 40px; 
    transition: var(--transition); 
    height: 100%; 
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.02);
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.journey-card:hover { 
    border-color: var(--primary-orange); 
    transform: translateY(-15px); 
    box-shadow: 0 25px 50px rgba(255, 107, 0, 0.1); 
    cursor: pointer;
}
.journey-card i { font-size: 1rem; color: var(--primary-orange); margin-bottom: 25px; display: inline-block; }
.journey-card h5 { font-weight: 800; font-size: 1.4rem; margin-bottom: 20px; color: var(--dark-deep); }
.journey-card .small { font-size: 0.95rem; line-height: 1.6; }

/* Use Case & Flow */
.flow-card, .solution-box { background: #fff; border: 1px solid #f1f1f1; transition: var(--transition); text-align: center; border-radius: 24px; padding: 30px; height: 100%; }
.tech-snapshot { background: #0F172A; color: #fff; border-radius: 40px; padding: 60px; }
.code-window { background: #1E293B; border-radius: 15px; padding: 25px; font-family: 'Courier New', monospace; font-size: 0.9rem; color: #fbbf24; border: 1px solid #334155; }

/* Comparison Table */
.diff-container { border-radius: 30px; overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,0.05); border: 1px solid #f1f1f1; }
.diff-header { padding: 25px; font-weight: 800; font-family: 'Sora'; background: #FFF4EE; text-align: center; }
.diff-item { padding: 20px 40px; border-bottom: 1px solid #F1F5F9; display: flex; align-items: center; font-size: 0.95rem; }
.diff-item.yes i { color: #10B981; margin-right: 15px; }
.diff-item.no i { color: #EF4444; margin-right: 15px; opacity: 0.6; }

/* Blog Card */
.blog-card { border-radius: 24px; overflow: hidden; border: 1px solid #eee; transition: var(--transition); background: #fff; height: 100%; display: block; text-decoration: none; color: inherit; }
.blog-card:hover { transform: translateY(-10px); border-color: var(--primary-orange); box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.blog-img-wrap { height: 220px; overflow: hidden; position: relative; }
.blog-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: 0.6s; }
.blog-card:hover .blog-img-wrap img { transform: scale(1.1); }
.blog-badge { position: absolute; top: 20px; left: 20px; background: var(--primary-orange); color: #fff; padding: 5px 15px; border-radius: 50px; font-size: 0.7rem; font-weight: 800; }
.blog-content { padding: 30px; }

/* Process Steps */
.process-container { position: relative; }
.process-line { position: absolute; top: 30px; left: 10%; right: 10%; height: 2px; background: #FFE0CC; z-index: 0; }
.process-step-box { position: relative; z-index: 1; text-align: center; }
.process-icon-wrap { 
    width: 64px; height: 64px; background: #fff; border: 2px solid var(--primary-orange); 
    border-radius: 50%; display: flex; align-items: center; justify-content: center; 
    margin: 0 auto 20px; color: var(--primary-orange); font-weight: 800; font-size: 1.25rem;
    transition: var(--transition); box-shadow: 0 5px 15px rgba(255, 107, 0, 0.1);
}

/* Hakkımızda Özel */
.about-hero { padding: 180px 0 100px; background: radial-gradient(circle at 20% 30%, #FFF4EE 0%, #FFFFFF 50%); }
.manifesto-card { background: #fff; border-radius: 30px; padding: 50px; border: 1px solid #f1f1f1; box-shadow: 0 15px 40px rgba(0,0,0,0.02); position: relative; overflow: hidden; height: 100%; }
.manifesto-card::before { content: ""; position: absolute; top: 0; left: 0; width: 6px; height: 100%; background: var(--primary-orange); }
.stat-box { padding: 40px; border-radius: 24px; background: var(--bg-soft); transition: var(--transition); text-align: center; }
.stat-box:hover { background: var(--primary-orange); color: #fff; transform: translateY(-10px); }
.stat-box h2 { font-weight: 800; font-size: 3.5rem; margin-bottom: 5px; }
.vision-img { border-radius: 40px; box-shadow: 0 20px 50px rgba(0,0,0,0.1); object-fit: cover; width: 100%; height: 500px; }
.principle-item { display: grid; grid-template-columns: 60px 1fr; gap: 20px; align-items: start; }

/* Ekip & Beyin */
.orange-dynamic-section { background: linear-gradient(145deg, #FF6B00 0%, #FF8A00 100%); border-radius: 80px 80px 0 0; position: relative; z-index: 2; margin-top: -80px; padding: 120px 0; }
.expert-list-card { background: #FFFFFF; border-radius: 20px; padding: 25px; display: grid; grid-template-columns: 55px 1fr; gap: 20px; align-items: center; transition: all 0.3s ease; box-shadow: 0 10px 30px rgba(0,0,0,0.05); border: 1px solid rgba(255,255,255,0.2); }
.expert-list-card:hover { transform: translateX(10px); background: #F8F9FA; }
.expert-list-card i { width: 55px; height: 55px; background: var(--bg-soft); color: var(--primary-orange); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.25rem; }
.glass-brain-card { background: rgba(15, 23, 42, 0.25); backdrop-filter: blur(20px); border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 40px; padding: 60px; text-align: center; color: white; position: relative; }
.badge-engineering { background: #FFFFFF !important; color: #0F172A !important; padding: 8px 20px; border-radius: 50px; font-weight: 800; font-size: 0.8rem; letter-spacing: 0.5px; box-shadow: 0 5px 15px rgba(0,0,0,0.1); }
.text-dark-navy { color: #0F172A; }
.tag-line-with-line { color: #fff; font-weight: 800; text-transform: uppercase; letter-spacing: 2px; font-size: 0.75rem; display: flex; align-items: center; gap: 15px; margin-bottom: 20px; }
.tag-line-with-line::after { content: ""; flex: 1; height: 1px; background: rgba(255,255,255,0.4); }

/* --- %100 RESPONSIVE FIXES (BURAYI EKLE) --- */
@media (max-width: 992px) {
    .hero-title { font-size: 2.5rem; }
    .hero-desc { font-size: 1.1rem; }
    .evolution-grid { grid-template-columns: repeat(3, 1fr); gap: 15px; }
    .evo-card::after { display: none; }
    .process-line { display: none; }
    .section-padding { padding: 60px 0; }
    .about-hero { padding: 120px 0 60px; text-align: center; }
    .hero-desc { margin-left: auto; margin-right: auto; }
    .vision-img { height: 350px; margin-top: 30px; }
    .orange-dynamic-section { border-radius: 40px 40px 0 0; padding: 80px 0; }
}

@media (max-width: 768px) {
    .hero-title { font-size: 2.1rem; }
    .evolution-grid { grid-template-columns: repeat(2, 1fr); }
    .journey-card { padding: 30px 20px; }
    .manifesto-card, .p-5 { padding: 25px !important; }
    .stat-box h2 { font-size: 2.5rem; }
    .glass-brain-card { padding: 40px 20px; }
    .glass-brain-card i { font-size: 4rem; }
    .tech-snapshot { padding: 40px 20px; border-radius: 25px; }
    .navbar-brand { font-size: 1.4rem; }
}

@media (max-width: 480px) {
    .evolution-grid { grid-template-columns: 1fr; }
    .hero-title { font-size: 1.8rem; }
    .step-form-card { padding: 20px; border-radius: 20px; }
    .btn-premium { width: 100%; text-align: center; }
}

 .contact-hero {
            padding: 180px 0 80px;
            background: radial-gradient(circle at 80% 20%, #FFF4EE 0%, #FFFFFF 60%);
        }
        .contact-info-card {
            background: var(--dark-deep);
            color: #fff;
            border-radius: 40px;
            padding: 50px;
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .contact-info-card::after {
            content: "\f0ac"; /* Globe icon */
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            position: absolute;
            bottom: -50px;
            right: -50px;
            font-size: 15rem;
            opacity: 0.03;
        }
        .contact-method {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-bottom: 30px;
            transition: var(--transition);
        }
        .contact-method:hover {
            transform: translateX(10px);
        }
        .contact-method i {
            width: 50px;
            height: 50px;
            background: rgba(255, 107, 0, 0.15);
            color: var(--primary-orange);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }
        .form-control-premium {
            background: #F8F9FA;
            border: 1px solid #eee;
            padding: 15px 20px;
            border-radius: 12px;
            font-weight: 600;
            transition: var(--transition);
        }
        .form-control-premium:focus {
            background: #fff;
            border-color: var(--primary-orange);
            box-shadow: 0 10px 20px rgba(255, 107, 0, 0.05);
        }
        .map-container {
            height: 400px;
            border-radius: 30px;
            overflow: hidden;
            border: 1px solid #eee;
        }

          .solutions-hero {
            padding: 180px 0 100px;
            background: radial-gradient(circle at 10% 20%, #FFF4EE 0%, #FFFFFF 50%);
        }
        .solution-main-card {
            background: #fff;
            border-radius: 40px;
            padding: 60px;
            border: 1px solid #f1f1f1;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .solution-main-card:hover {
            border-color: var(--primary-orange);
            transform: translateY(-10px);
            box-shadow: 0 30px 60px rgba(255, 107, 0, 0.08);
        }
        .solution-icon-big {
            width: 80px;
            height: 80px;
            background: var(--bg-soft);
            color: var(--primary-orange);
            border-radius: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            margin-bottom: 30px;
        }
        .feature-tag {
            display: inline-block;
            padding: 6px 16px;
            background: #FFF4EE;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 700;
            margin-right: 10px;
            margin-bottom: 10px;
            color: var(--primary-orange);
        }
        .solution-image-wrap {
            border-radius: 30px;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            height: 400px;
        }
        .solution-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .text-dark-navy { color: #0F172A; }
        
        /* Teknoloji Kartları İçin Özel */
        .tech-box {
            padding: 30px;
            border-radius: 24px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition);
        }
        .tech-box:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: var(--primary-orange);
        }

        @media (max-width: 992px) {
    /* Kahraman Bölümü Ayarı */
    .solutions-hero {
        padding: 140px 0 60px;
        text-align: center;
    }

    /* Büyük Çözüm Kartları */
    .solution-main-card {
        padding: 40px 25px; /* Mobilde çok geniş padding daraltıldı */
        border-radius: 30px;
        margin-bottom: 30px !important;
    }

    /* Resim Alanı Yüksekliği */
    .solution-image-wrap {
        height: 300px; /* Mobilde resimler daha küçük yer kaplasın */
        margin-top: 30px;
    }

    /* Zikzak Yapının Mobilde Alt Alta Gelmesi */
    .flex-lg-row-reverse {
        flex-direction: column !important; /* Resim metnin altında kalsın */
    }

    /* Teknoloji Kutuları (Stack) */
    .tech-box {
        padding: 20px;
        text-align: center;
    }
}

@media (max-width: 768px) {
    /* Başlıklar */
    .solution-main-card h2 {
        font-size: 1.8rem;
    }

    /* İkonlar */
    .solution-icon-big {
        width: 60px;
        height: 60px;
        font-size: 1.8rem;
        margin-bottom: 20px;
    }

    /* Etiketler (Tags) */
    .feature-tag {
        font-size: 0.75rem;
        padding: 4px 12px;
    }

    /* Koyu Bölümdeki İstatistikler (Stack sayfasındaki 0.1s vb.) */
    .tech-pill {
        justify-content: center;
        width: 100%;
    }
}

@media (max-width: 576px) {
    /* Resimler Mobilde Tam Genişlik */
    .solution-image-wrap {
        height: 250px;
    }

    /* Kart İçindeki Butonlar */
    .solution-main-card .btn-premium {
        width: 100%;
        display: block;
        text-align: center;
    }
}

/* --- BLOG LİSTESİ RESPONSIVE EKİ --- */
@media (max-width: 992px) {
    .featured-post .featured-img-wrap {
        height: 300px;
    }
    
    .blog-grid-img {
        height: 200px;
    }
}

@media (max-width: 768px) {
    .featured-post {
        margin-bottom: 40px;
    }
    .featured-post .p-5 {
        padding: 30px !important;
    }
}

  .blog-hero {
            padding: 180px 0 60px;
            background: radial-gradient(circle at 50% 100%, #FFF4EE 0%, #FFFFFF 50%);
        }
        
        /* Öne Çıkan Yazı Kartı */
        .featured-post {
            background: #fff;
            border-radius: 40px;
            overflow: hidden;
            border: 1px solid #f1f1f1;
            transition: var(--transition);
            margin-bottom: 60px;
        }
        .featured-post:hover {
            transform: translateY(-10px);
            box-shadow: 0 30px 60px rgba(255, 107, 0, 0.1);
        }
        .featured-img-wrap {
            height: 450px;
            overflow: hidden;
        }
        .featured-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* Kategori Filtreleri */
        .category-pill {
            padding: 10px 25px;
            border-radius: 50px;
            background: #f8f9fa;
            color: var(--dark-deep);
            text-decoration: none;
            font-weight: 700;
            font-size: 0.9rem;
            transition: var(--transition);
            border: 1px solid transparent;
            display: inline-block;
            margin-right: 10px;
            margin-bottom: 10px;
        }
        .category-pill:hover, .category-pill.active {
            background: var(--primary-orange);
            color: #fff;
        }

        /* Blog Grid Kartları */
        .blog-grid-card {
            background: #fff;
            border-radius: 30px;
            overflow: hidden;
            border: 1px solid #f1f1f1;
            height: 100%;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .blog-grid-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary-orange);
            box-shadow: 0 20px 40px rgba(0,0,0,0.05);
        }
        .blog-grid-img {
            height: 240px;
            overflow: hidden;
            position: relative;
        }
        .blog-grid-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .post-badge {
            position: absolute;
            top: 20px;
            left: 20px;
            background: var(--primary-orange);
            color: #fff;
            padding: 5px 15px;
            border-radius: 50px;
            font-size: 0.75rem;
            font-weight: 800;
        }
        .blog-grid-content {
            padding: 30px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        .blog-grid-content h4 {
            font-weight: 800;
            line-height: 1.4;
            margin-bottom: 15px;
            color: var(--dark-deep);
        }
        .post-meta {
            font-size: 0.8rem;
            color: var(--slate-600);
            font-weight: 600;
            margin-top: auto;
            padding-top: 20px;
            border-top: 1px solid #f8f9fa;
            display: flex;
            justify-content: space-between;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .featured-img-wrap { height: 300px; }
            .blog-hero { padding-top: 140px; }
        }

            .post-header {
            padding: 180px 0 60px;
            background: radial-gradient(circle at 50% 100%, #FFF4EE 0%, #FFFFFF 50%);
        }
        .post-content {
            font-size: 1.15rem;
            line-height: 1.8;
            color: var(--slate-600);
        }
        .post-content h2, .post-content h3 {
            color: var(--dark-deep);
            font-weight: 800;
            margin: 40px 0 20px;
        }
        .post-main-img {
            border-radius: 40px;
            overflow: hidden;
            margin-bottom: 50px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.1);
        }
        .sidebar-card {
            background: #f8f9fa;
            border-radius: 30px;
            padding: 30px;
            border: 1px solid #eee;
            position: sticky;
            top: 120px;
        }
        .author-box {
            display: flex;
            align-items: center;
            gap: 15px;
            padding: 20px 0;
            border-top: 1px solid #eee;
            border-bottom: 1px solid #eee;
            margin: 40px 0;
        }
        .author-img {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            object-fit: cover;
        }
        blockquote {
            background: var(--bg-soft);
            border-left: 5px solid var(--primary-orange);
            padding: 30px;
            border-radius: 0 20px 20px 0;
            font-style: italic;
            font-weight: 600;
            color: var(--dark-deep);
            margin: 40px 0;
        }
        .related-post-mini {
            display: flex;
            gap: 15px;
            margin-bottom: 20px;
            text-decoration: none;
            color: inherit;
        }
        .related-post-mini img {
            width: 80px;
            height: 80px;
            border-radius: 15px;
            object-fit: cover;
        }

         .technical-grid-bg {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: radial-gradient(#FF6B00 0.5px, transparent 0.5px);
        background-size: 30px 30px;
        opacity: 0.05;
        z-index: 1;
    }
    .text-dark-navy { color: #0F172A; }

     .engineering-grid-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: radial-gradient(var(--primary-orange) 0.5px, transparent 0.5px);
            background-size: 30px 30px;
            opacity: 0.05;
            z-index: 1;
        }
        .text-dark-navy { color: #0F172A; }


    .accordion-item {
    border: 1px solid #f1f1f1 !important;
    margin-bottom: 15px;
    border-radius: 15px !important;
    overflow: hidden;
}

.accordion-button {
    font-weight: 700 !important;
    color: var(--dark-deep) !important;
    padding: 20px !important;
}

/* Tıklandığında (Açıkken) Stil */
.accordion-button:not(.collapsed) {
    background-color: var(--bg-soft) !important; /* Çok açık turuncu arka plan */
    color: var(--primary-orange) !important;
    box-shadow: none !important;
}

/* Mavi gölgeyi ve çerçeveyi kaldırıp turuncu yapma */
.accordion-button:focus {
    border-color: var(--primary-orange) !important;
    box-shadow: 0 0 0 0.25rem rgba(255, 107, 0, 0.1) !important;
}

/* Accordion ok işareti rengini turuncu yapma */
.accordion-button::after {
    filter: grayscale(1) brightness(0.5); /* Varsayılanı koyulaştır */
}

.accordion-button:not(.collapsed)::after {
    filter: none; /* Açıkken turuncu tona izin ver veya orijinal kalsın */
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23FF6B00'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e") !important;
}

 .int-hero { padding: 180px 0 100px; background: radial-gradient(circle at 50% 0%, #FFF4EE 0%, #FFFFFF 70%); }
        .int-grid-item {
            background: #fff; border-radius: 24px; padding: 25px;
            border: 1px solid #f1f1f1; transition: var(--transition);
            display: flex; align-items: center; gap: 15px; height: 100%;
        }
        .int-grid-item:hover {
            border-color: var(--primary-orange);
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.05);
        }
        .int-logo { width: 50px; height: 50px; object-fit: contain; filter: grayscale(100%); opacity: 0.6; transition: 0.3s; }
        .int-grid-item:hover .int-logo { filter: grayscale(0%); opacity: 1; }
        
        .int-category-card {
            background: #fff; border-radius: 35px; padding: 50px;
            border: 1px solid #f1f1f1; margin-bottom: 40px;
        }

        @media (max-width: 991px) {
            .int-category-card { padding: 30px 20px; }
            .int-hero { padding: 140px 0 60px; text-align: center; }
        }

   .navbar {
        padding: 15px 0;
        background: rgba(255, 255, 255, 0.8);
        backdrop-filter: blur(20px); /* Cam efekti */
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid rgba(15, 23, 42, 0.05);
        transition: all 0.4s ease;
    }

    /* Sayfa aşağı kaydırıldığında navbar küçülsün */
    .navbar.scrolled {
        padding: 10px 0;
        background: rgba(255, 255, 255, 0.95);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    }

    .navbar-brand {
        font-family: 'Sora', sans-serif;
        font-weight: 800;
        font-size: 1.6rem;
        letter-spacing: -1px;
        color: #0F172A !important;
    }

    .nav-link {
        color: #0F172A !important;
        font-weight: 700;
        font-size: 0.95rem;
        margin: 0 12px;
        position: relative;
        transition: 0.3s;
        opacity: 0.8;
    }

    .nav-link:hover, .nav-link.active {
        opacity: 1;
        color: var(--primary-orange) !important;
    }

    /* Alt çizgi animasyonu */
    .nav-link::after {
        content: "";
        position: absolute;
        bottom: -5px;
        left: 50%;
        width: 0;
        height: 2px;
        background: var(--primary-orange);
        transition: 0.3s;
        transform: translateX(-50%);
    }

    .nav-link:hover::after, .nav-link.active::after {
        width: 20px;
    }

    /* Mobil Menü Düzenlemeleri */
    @media (max-width: 991px) {
        .navbar-collapse {
            background: #fff;
            margin-top: 15px;
            padding: 30px;
            border-radius: 25px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            border: 1px solid #f1f1f1;
        }
        .nav-item {
            text-align: center;
            margin-bottom: 15px;
        }
        .nav-link {
            font-size: 1.1rem;
        }
        .nav-link::after { display: none; }
    }

/* --- NAVBAR MOBİL FIX --- */
@media (max-width: 991px) {
    .navbar {
        padding: 10px 0; /* Mobilde daha ince navbar */
    }
    
    .navbar-collapse {
        background: #ffffff;
        margin-top: 10px;
        padding: 20px;
        border-radius: 20px;
        box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        border: 1px solid rgba(0,0,0,0.05);
        /* Mobilde menü açıkken sayfanın üstüne binmemesi için max-height */
        max-height: 80vh; 
        overflow-y: auto;
    }

    .nav-item {
        text-align: left; /* Mobilde sola yaslı daha kurumsal durur */
        padding: 8px 0;
        border-bottom: 1px solid #f8f9fa;
    }

    .nav-item:last-child { border-bottom: none; }

    .nav-link {
        font-size: 1rem;
        margin: 0;
        display: block;
        width: 100%;
    }

    /* Mobilde butonu tam genişlik yapma */
    .navbar .btn-premium {
        width: 100%;
        margin-top: 15px;
        text-align: center;
    }
}

/* --- GENEL MOBİL OPTİMİZASYONU --- */
@media (max-width: 768px) {
    /* Hero başlıklarının mobilde çok büyük kalmasını engelleme */
    .hero-title, .display-4, .display-5 {
        font-size: calc(1.8rem + 1vw) !important;
        line-height: 1.2 !important;
    }

    /* Padding dengesi - Mobilde bölümler çok uzun durmamalı */
    .section-padding {
        padding: 60px 0 !important;
    }

    /* Container içindeki paddingleri mobilde daraltma */
    .container {
        padding-left: 20px;
        padding-right: 20px;
    }

    /* Kartların mobildeki gölgelerini hafifletme (Performans için) */
    .journey-card, .solution-main-card, .step-form-card {
        padding: 25px !important;
        box-shadow: 0 10px 20px rgba(0,0,0,0.05) !important;
    }
}

/* --- AOS (ANIMATION ON SCROLL) YATAY KAYMA ENGELLEYİCİ --- */
[data-aos] {
    pointer-events: none;
}
.aos-animate {
    pointer-events: auto;
}
html, body {
    width: 100%;
    margin: 0px;
    padding: 0px;
    overflow-x: hidden; /* Kesin çözüm */
}

/* --- STEP FORM MOBİL FIX --- */
@media (max-width: 576px) {
    .evolution-grid {
        grid-template-columns: repeat(2, 1fr) !important; /* Mobilde 1 yerine 2 yan yana daha iyi durur */
        gap: 10px;
    }
    .evo-card {
        padding: 15px 5px;
    }
    .evo-icon {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
}

.solution-visual-box {
        background: #f8fafc;
        height: 400px;
        border-radius: 40px;
        display: flex; /* İçeriği ortalamak için flex eklendi */
        align-items: center;
        justify-content: center;
        position: relative;
        overflow: hidden;
        border: 1px solid #f1f1f1;
    }

    /* Merkezdeki Hub İkonu ve Konteynırı */
    .visual-core {
        position: relative;
        z-index: 2;
        display: flex; /* İkon ve metni dikeyde ortalamak için */
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 100%; /* Tam genişlik merkezleme sağlar */
    }

    .visual-core i {
        font-size: 4.5rem;
        color: var(--primary-orange);
        filter: drop-shadow(0 10px 15px rgba(255, 107, 0, 0.2));
        margin: 0; /* Boşlukları sıfırla */
        display: block; /* Render sorunu olmaması için */
    }

    /* Orbit (Yörünge) Konteynırı */
    .orbit-container {
        position: absolute;
        top: 50%; /* visual-core'un tam ortasına göre */
        left: 50%;
        width: 200px; /* Orbit çapı */
        height: 200px;
        transform: translate(-50%, -50%); /* Tam merkezleme */
        pointer-events: none; /* Alt butonların tıklanmasını engellememesi için */
    }

    .orbit-item {
        position: absolute;
        width: 45px;
        height: 45px;
        background: #fff;
        border: 1px solid #FFE0CC;
        color: var(--primary-orange);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        /* Başlangıç pozisyonu merkez */
        top: calc(50% - 22.5px); 
        left: calc(50% - 22.5px);
    }

    /* Animasyonlar: Her bir öğe farklı gecikme ile döner */
    .orbit-item:nth-child(1) { animation: orbit 12s linear infinite; }
    .orbit-item:nth-child(2) { animation: orbit 12s linear -4s infinite; }
    .orbit-item:nth-child(3) { animation: orbit 12s linear -8s infinite; }

    @keyframes orbit {
        from { transform: rotate(0deg) translateX(100px) rotate(0deg); }
        to { transform: rotate(360deg) translateX(100px) rotate(-360deg); }
    }

    /* Diğer Yardımcı Stiller */
    .visual-element {
        font-size: 10rem;
        color: var(--primary-orange);
        opacity: 0.05;
        position: absolute;
        z-index: 1;
    }

    .data-stream {
        position: absolute;
        width: 100%;
        height: 1px;
        background: linear-gradient(90deg, transparent, var(--primary-orange), transparent);
        animation: stream 4s linear infinite;
    }

    @keyframes stream { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }

    @media (max-width: 991px) {
        .solution-visual-box { height: 300px; margin-top: 30px; }
        .orbit-container { width: 160px; height: 160px; }
        @keyframes orbit {
            from { transform: rotate(0deg) translateX(80px) rotate(0deg); }
            to { transform: rotate(360deg) translateX(80px) rotate(-360deg); }
        }
    }



.ref-hero { padding: 180px 0 100px; background: radial-gradient(circle at 50% 100%, #FFF4EE 0%, #FFFFFF 60%); }


/* Case Study Card Styles */

.case-study-card {

background: #fff; border-radius: 40px; overflow: hidden;

border: 1px solid #f1f1f1; transition: var(--transition);

}

.case-study-img { height: 350px; overflow: hidden; }

.case-study-img img { width: 100%; height: 100%; object-fit: cover; transition: 0.6s; }

.case-study-card:hover .case-study-img img { transform: scale(1.05); }


.impact-badge {

display: inline-block; padding: 8px 20px; background: var(--bg-soft);

color: var(--primary-orange); border-radius: 50px; font-weight: 800;

font-size: 0.85rem; margin-bottom: 15px;

}



.metric-box {

padding: 20px; background: #f8fafc; border-radius: 20px; text-align: center;

}

.metric-box h4 { color: var(--primary-orange); font-weight: 800; margin-bottom: 5px; }

.metric-box span { font-size: 0.75rem; font-weight: 700; color: #64748b; text-transform: uppercase; }



/* Brand Grid Styles (Altyapı Verilen Siteler) */

.brand-store-card {

background: #ffffff; border: 1px solid #f0f0f0; border-radius: 20px;

padding: 25px; height: 110px; display: flex; align-items: center;

justify-content: center; position: relative; transition: all 0.4s ease;

overflow: hidden;

}

.brand-store-card img {

max-width: 85%; max-height: 45px; object-fit: contain;

filter: grayscale(100%); opacity: 0.6; transition: all 0.4s ease;

}

.brand-hover-info {

position: absolute; bottom: -100%; left: 0; width: 100%; padding: 8px;

background: rgba(255, 255, 255, 0.98); text-align: center;

transition: all 0.4s ease; display: flex; flex-direction: column; align-items: center;

}

.brand-hover-info small { font-size: 10px; font-weight: 800; color: #0F172A; text-transform: uppercase; }


.brand-store-card:hover {

border-color: var(--primary-orange); box-shadow: 0 10px 30px rgba(255, 107, 0, 0.1); transform: translateY(-5px);

}

.brand-store-card:hover img { filter: grayscale(0%); opacity: 1; transform: translateY(-12px); }

.brand-store-card:hover .brand-hover-info { bottom: 0; }



.engineering-grid-overlay {

position: absolute; top:0; left:0; width:100%; height:100%;

background-image: radial-gradient(var(--primary-orange) 0.5px, transparent 0.5px);

background-size: 30px 30px; opacity: 0.05; z-index: 1;

}



@media (max-width: 991px) {

.ref-hero { padding: 140px 0 60px; }

.case-study-img { height: 250px; }

}


    .site-footer {
        background: linear-gradient(135deg, #FF6B00 0%, #FF8A00 100%);
        color: #FFFFFF; /* Yazılar tamamen beyaz */
        position: relative;
        padding-top: 80px;
    }
    .footer-heading {
        color: #FFFFFF;
        font-family: 'Sora', sans-serif;
        font-weight: 800;
        font-size: 0.95rem;
        letter-spacing: 1.5px;
        margin-bottom: 25px;
        text-transform: uppercase;
        border-bottom: 2px solid rgba(255, 255, 255, 0.2);
        display: inline-block;
        padding-bottom: 5px;
    }
    .footer-links a {
        color: rgba(255, 255, 255, 0.8);
        text-decoration: none;
        transition: var(--transition);
        font-size: 1rem;
        font-weight: 600;
        display: inline-block;
    }
    .footer-links a:hover {
        color: #0F172A; /* Üzerine gelince koyu lacivert (dikkat çekici) */
        transform: translateX(8px);
    }
    .footer-contact-item {
        display: flex;
        gap: 15px;
        margin-bottom: 20px;
        color: #FFFFFF;
        font-weight: 600;
    }
    .footer-contact-item i {
        background: rgba(255, 255, 255, 0.15);
        width: 38px;
        height: 38px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 12px;
        color: #FFFFFF;
    }
    .newsletter-box {
        background: rgba(255, 255, 255, 0.1);
        border: 1px solid rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(10px);
        border-radius: 25px;
        padding: 30px;
    }
    .newsletter-box .form-control {
        background: rgba(255, 255, 255, 0.9);
        border: none;
        border-radius: 12px;
        padding: 12px 20px;
        color: #0F172A;
        font-weight: 600;
    }
    .footer-bottom {
        background: rgba(0, 0, 0, 0.05);
        padding: 25px 0;
        margin-top: 60px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    .social-link-btn {
        width: 42px;
        height: 42px;
        background: #FFFFFF;
        color: #FF6B00 !important;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
        box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    }
    .social-link-btn:hover {
        transform: translateY(-5px);
        background: #0F172A;
        color: #FFFFFF !important;
    }

    .fw-800 {
        font-weight: 800 !important;
    }

    .category-pill {
    padding: 8px 20px;
    margin: 5px;
    border-radius: 50px;
    background: #fff;
    color: var(--dark-navy);
    font-weight: 600;
    text-decoration: none;
    border: 1px solid #eee;
    transition: all 0.3s ease;
}

.category-pill:hover, .category-pill.active {
    background: var(--primary-orange);
    color: #fff;
    border-color: var(--primary-orange);
    box-shadow: 0 4px 15px rgba(255, 107, 0, 0.2);
}


.tech-stack-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 3rem;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all 0.5s ease;
}

.tech-stack-wrapper:hover {
    filter: grayscale(0%);
    opacity: 1;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    transition: transform 0.3s ease;
}

.tech-item i {
    font-size: 2.5rem;
    color: #334155; /* Dark Navy */
}

.tech-item span {
    font-size: 10px;
    font-weight: 800;
    text-uppercase;
    letter-spacing: 1px;
    color: #64748b;
}

.tech-item:hover {
    transform: translateY(-5px);
}

.tech-svg {
    filter: brightness(0) saturate(100%) invert(24%) sepia(13%) border-color(#334155);
}

/* Renkli hoverlar için ikon bazlı renkler (opsiyonel) */
.tech-item:hover .fa-node-js { color: #339933; }
.tech-item:hover .fa-docker { color: #2496ed; }
.tech-item:hover .fa-aws { color: #ff9900; }
.tech-item:hover .fa-js { color: #f7df1e; }