/* CSS Yapısı - Design4D - 100% PageSpeed Hedefiyle Yazılmıştır */
:root {
    /* Renk Paleti - Aydınlık & Ferah Vizyon */
    --bg-color: #f2f3f5;
    --text-color: #111116; /* Daha siyah/keskin */
    --text-muted: #4a4a5a; /* Kontrast için daha koyulaştırıldı (Eski: #6b6b7a) */
    --accent: #FF5A00; /* Enerjik Turuncu */
    --cyan: #00E5FF;
    --magenta: #FF00E5;
    --glass-bg: rgba(255, 255, 255, 0.4);
    --glass-border: rgba(255, 255, 255, 0.6);
    --glass-bg-dark: rgba(20, 20, 28, 0.95); /* İletişim Formu İçin Asil Koyu Taraf */
    --glass-blur: blur(20px);
    
    /* Tipografi */
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Geçişler */
    --transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-font-smoothing: antialiased; }

/* 
    DEĞİŞİKLİK: Eski halinde 100vh'a kitliyordu ama artık OnePage akıcı site oldu 
*/
html { scroll-behavior: smooth; }
body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.5;
    overflow-x: hidden;
    position: relative;
    cursor: default;
}

a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: transparent; }

/* ORTAK YARDIMCI SINIFLAR (Utility) */
.container { max-width: 1440px; margin: 0 auto; width: 100%; padding: 0 4rem; }
.section-padding { padding: 120px 0; }
.bg-light { background: #fff; }
.bg-dark-glass { background: var(--glass-bg-dark); color: #fff; }
.flex-between { display: flex; justify-content: space-between; align-items: flex-end; }
.align-center { align-items: center; }

h2.section-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 2rem;
}
h2.section-title span { color: var(--text-muted); font-style: italic; }
.mono-subtitle {
    font-family: var(--font-body);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-weight: 600;
}

/* 1. ARKA PLAN DEV YAZISI */
.bg-big-text { position: absolute; top: 35vh; left: 50%; transform: translate(-50%, -50%); width: 100%; text-align: center; pointer-events: none; z-index: 0; }
.bg-big-text span { font-family: var(--font-heading); font-size: 24vw; font-weight: 700; line-height: 1; letter-spacing: -0.05em; color: rgba(0,0,0,0.03); white-space: nowrap; }

/* 2. MERKEZ SİLÜET GÖRSELİ */
.hero-character { position: absolute; top: 15vh; left: 50%; transform: translateX(-50%); height: 85vh; z-index: 1; pointer-events: none; }
.hero-character img { height: 100%; width: auto; object-fit: cover; mix-blend-mode: multiply; }

/* -- HEADER (Menü Çubuğu) YAPIŞKAN HALE GETİRİLDİ -- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 1.5rem 4rem;
    /* Cam efekti (Apple tarzı bulanıklık) */
    background: rgba(242, 243, 245, 0.7);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid rgba(255,255,255,0.2);
    transition: var(--transition);
}

.nav-left { display: flex; align-items: center; gap: 10px; }
.logo { display: flex; align-items: center; gap: 12px; font-family: var(--font-heading); font-weight: 600; font-size: 1.25rem; letter-spacing: -0.02em; }
.logo-icon { width: 32px; height: 32px; background: conic-gradient(from 180deg at 50% 50%, var(--text-color) 0deg, var(--text-muted) 360deg); border-radius: 6px; position: relative; }
.logo-icon::after { content: ''; position: absolute; inset: 4px; background-color: var(--bg-color); border-radius: 4px; }
.logo-icon.small-icon { width: 24px; height: 24px;}

.nav-center { display: flex; gap: 40px; }
.nav-center a { font-weight: 500; font-size: 0.95rem; color: var(--text-muted); transition: var(--transition); }
.nav-center a:hover, .nav-center a.active { color: var(--text-color); }
.nav-center a.active { display: flex; align-items: center; gap: 4px; }
.nav-center a span { font-size: 0.7rem; }

.nav-right { display: flex; justify-content: flex-end; align-items: center; gap: 20px; }
.timezone { text-align: right; }
.timezone small { font-size: 0.75rem; color: var(--text-muted); }
.timezone p { font-size: 0.85rem; font-weight: 500; }

.menu-btn {
    display: flex; align-items: center; gap: 8px; padding: 10px 20px;
    background: var(--text-color); border-radius: 30px;
    color: white; font-weight: 500; font-size: 0.85rem; transition: var(--transition);
}
.menu-btn:hover { background: var(--accent); transform: scale(1.05); }

/* HERO BÖLÜMÜ ANA İSKELET */
.app-container { position: relative; z-index: 10; padding: 0 4rem; }
.hero-section { min-height: 100vh; display: flex; flex-direction: column; justify-content: stretch; padding-top: 15vh;}
.hero { display: flex; justify-content: space-between; align-items: center; width: 100%; flex-grow: 1; position: relative; z-index: 10; pointer-events: none; }

.hero-left { 
    max-width: 500px; 
    pointer-events: auto; 
    position: relative; 
    z-index: 20; 
    padding: 30px; 
    margin-left: -30px; /* Görsel hizalamada sapma olmasın diye */
    border-radius: 30px; 
    
    /* Kalıcı Güçlü Cam (Arkadaki Görüntüyle Çakışmayı Engeller) */
    background: rgba(255, 255, 255, 0.45);
    backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 10px 40px rgba(0,0,0,0.06);
    transition: var(--transition);
}
.hero-left:hover {
    /* Fare gelince tam opak beyaz bir karta dönüşsün ki ayrı olduğu %100 belli olsun */
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(35px);
    border: 1px solid rgba(255, 255, 255, 1);
    box-shadow: 0 40px 80px rgba(0,0,0,0.12);
    transform: translateY(-5px);
}
.hero-subtitle { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 24px; font-weight: 500; }
.hero-title { font-family: var(--font-heading); font-size: 4.5rem; line-height: 1; font-weight: 600; letter-spacing: -0.04em; margin-bottom: 30px; color: var(--text-color); }
.hero-title span { color: var(--text-muted); }

.trust { margin-bottom: 40px; display: flex; align-items: center; gap: 15px; }
.stars { display: flex; gap: 2px; }
.trust span { font-size: 0.9rem; font-weight: 500; }

.actions { display: flex; gap: 16px; align-items: center; }
.btn-primary { background: var(--text-color); color: #fff; padding: 12px 24px; border-radius: 40px; display: flex; align-items: center; gap: 12px; font-size: 1rem; font-weight: 500; transition: var(--transition); }
.arrow-circle { display: inline-flex; justify-content: center; align-items: center; width: 28px; height: 28px; background: #fff; color: var(--text-color); border-radius: 50%; }
.btn-primary:hover { background: var(--accent); transform: translateY(-2px); }
.btn-primary.w-full { width: 100%; justify-content: space-between; padding: 16px 24px; font-size: 1.1rem;}
.btn-secondary { background: var(--glass-bg); border: 1px solid var(--glass-border); backdrop-filter: var(--glass-blur); padding: 12px 28px; border-radius: 40px; font-size: 1rem; font-weight: 500; transition: var(--transition); }
.btn-secondary:hover { background: rgba(255,255,255,0.8); }

/* GÖRSELLER (Atropos ve 3D Model Kapsayıcısı) */
.hero-visuals {
    position: absolute; left: 20%; top: -10%; right: 0; bottom: -10%;
    z-index: 5; pointer-events: none; display: flex; align-items: center; justify-content: center;
}
.slide-container {
    position: absolute; left: 0; top: 0; width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; pointer-events: none;
    transition: opacity 0.5s ease-in-out, visibility 0.5s ease-in-out, transform 0.5s ease;
    transform: scale(0.95);
}
.hero-3d-model-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
}
.slide-container.active-slide {
    opacity: 1; visibility: visible; pointer-events: auto; z-index: 10;
    transform: scale(1);
}

/* Slider Navigasyon ve Butonları (Masaüstünde En Sağda Alt Alta) */
.hero-slider-nav {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 50;
    pointer-events: auto;
}
.slider-btn {
    background: transparent;
    border: 1.5px solid var(--text-color);
    padding: 12px 24px;
    border-radius: 40px;
    color: var(--text-color);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}
.slider-btn:hover {
    background: var(--text-color);
    color: #fff;
    transform: translateX(-5px);
}
.slider-btn.active {
    background: var(--text-color);
    color: #fff;
}

.explore-glass-card { background: var(--glass-bg); border: 1.5px solid var(--glass-border); backdrop-filter: var(--glass-blur); border-radius: 30px; padding: 16px; box-shadow: 0 20px 40px rgba(0,0,0,0.04); transition: var(--transition); }
.explore-glass-card:hover { transform: translateY(-10px); }
.card-inner { display: flex; gap: 16px; }
.card-media { width: 120px; height: 120px; background: #000; border-radius: 20px; display: flex; justify-content: center; align-items: center; position: relative; overflow: hidden; }
.card-logo { color: white; font-family: var(--font-heading); font-size: 1.8rem; font-weight: 700; z-index: 2; }
.card-content { display: flex; flex-direction: column; justify-content: center; flex: 1; }
.slide-number { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 4px; }
.card-content h3 { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 500; line-height: 1.1; margin-bottom: 20px;}
.card-controls { display: flex; flex-direction: column; gap: 10px; }
.progress-bar { width: 100%; height: 2px; background: rgba(0,0,0,0.1); border-radius: 2px; }
.progress-bar .fill { width: 30%; height: 100%; background: var(--text-color); border-radius: 2px; }
.arrows { display: flex; gap: 12px; }
.arrows button { width: 32px; height: 32px; border-radius: 50%; background: rgba(0,0,0,0.05); display: flex; justify-content: center; align-items: center; transition: var(--transition); }
.arrows button:hover { background: var(--text-color); color: white; }

.partners p { font-size: 0.85rem; font-weight: 500; margin-bottom: 15px; }
.partner-logos { display: flex; flex-wrap: wrap; gap: 12px; }
.partner-logos span { font-size: 0.8rem; color: var(--text-muted); }

.bottom-bar { display: flex; justify-content: center; margin: 40px 0 20px 0; width: 100%; }
.glass-bar { display: flex; gap: 80px; background: var(--glass-bg); border: 1px solid var(--glass-border); backdrop-filter: var(--glass-blur); padding: 16px 40px; border-radius: 50px; transition: var(--transition);}
.glass-bar:hover { background: rgba(255,255,255,0.8); transform: translateY(-5px); }
.glass-bar span { font-size: 0.9rem; font-weight: 500; color: var(--text-color); }

/* === BÖLÜM 2: HİZMETLER === */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 60px;
}
.service-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: var(--glass-blur);
    padding: 40px;
    border-radius: 24px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: ''; position: absolute; top: -50px; right: -50px; width: 150px; height: 150px;
    background: radial-gradient(circle, rgba(0,0,0,0.1) 0%, transparent 70%);
    border-radius: 50%; transition: var(--transition); z-index: -1;
}
/* Neon Görünmez Parlamalar (Hover'da yanacak) */
.service-card.glow-cyan:hover::before { background: radial-gradient(circle, rgba(0,229,255,0.4) 0%, transparent 70%); }
.service-card.glow-magenta:hover::before { background: radial-gradient(circle, rgba(255,0,229,0.3) 0%, transparent 70%); }
.service-card.glow-orange:hover::before { background: radial-gradient(circle, rgba(255,90,0,0.3) 0%, transparent 70%); }

.service-card:hover { transform: translateY(-10px); border-color: #fff; box-shadow: 0 30px 60px rgba(0,0,0,0.05); }
.service-icon { font-family: var(--font-heading); font-size: 3rem; font-weight: 700; color: var(--text-muted); opacity: 0.3; margin-bottom: 30px; }
.service-title { font-family: var(--font-heading); font-size: 1.6rem; margin-bottom: 20px; font-weight: 600; }
.service-desc { color: var(--text-muted); margin-bottom: 30px; font-size: 1.05rem; }
.service-list { list-style: none; }
.service-list li { margin-bottom: 12px; font-weight: 500; font-size: 0.95rem; border-bottom: 1px solid rgba(0,0,0,0.05); padding-bottom: 10px; }

/* === BÖLÜM 3: PORTFOLYO (VİTRİN) === */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 60px;
}
/* Grid'in düzgün oynaması için ortadaki elemanı biraz aşağı kaydırıyoruz (Masonry hissi) */
.portfolio-grid .portfolio-item:nth-child(3n+2) { transform: translateY(60px); }

.portfolio-item { position: relative; }
.portfolio-img-wrapper {
    background: var(--bg-color); border-radius: 20px; width: 100%; height: 400px;
    position: relative; overflow: hidden;
    /* Katmanlık efekti için hazırlık (perspective) */
    perspective: 1000px;
}
/* Boş vitrin taslağı (Işık Efekti Testi İçin) */
.layer-placeholder { border: 2px dashed rgba(0,0,0,0.1); display: flex; align-items: center; justify-content: center; }
.glass-overlay { background: var(--glass-bg); padding: 12px 24px; border-radius: 30px; backdrop-filter: var(--glass-blur); border: 1px solid var(--glass-border); color: var(--text-muted); font-weight: 500;}

.portfolio-info { margin-top: 24px; }
.portfolio-info h3 { font-family: var(--font-heading); font-size: 1.4rem; margin-bottom: 4px; }
.portfolio-info p { color: var(--text-muted); font-size: 0.95rem; }

/* Teknoloji İkonları / Tech Stack */
.tech-stack {
    display: flex; gap: 12px; margin-top: 15px; margin-bottom: 5px;
}
.tech-stack i {
    font-size: 1.5rem; transition: var(--transition);
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}
.tech-stack i:hover { transform: translateY(-5px) scale(1.15); filter: drop-shadow(0 4px 8px rgba(0,0,0,0.15)); }

/* KATMANLI (PARALLAX) KART STİLLERİ - Murat Yüksel Özel Ekran Görselleri İçin */
.parallax-wrapper {
    position: relative; width: 100%; height: 400px; border-radius: 20px;
    background: var(--bg-color); overflow: hidden;
    /* Kartın 3D dönme hissi için derinlik veriyoruz */
    perspective: 1500px; transform-style: preserve-3d;
    transition: transform 0.2s ease-out; /* JS ile besleyeceğiz */
}
.parallax-layer {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    transition: transform 0.2s ease-out; display: flex; justify-content: center; align-items: center;
}
/* Zemin: Degrade arka plan arkada kalmalı */
.parallax-bg { transform: translateZ(-50px) scale(1.1); opacity: 0.8; }
/* Masaüstü ekran görüntüsü: Ortada süzülen */
.desktop-mock { transform: translateZ(20px) translateY(-5%); }
.desktop-mock img { width: 85%; height: auto; max-height: 85%; border-radius: 6px; box-shadow: 0 15px 35px rgba(0,0,0,0.15); border: 2px solid #fff; object-position: top; object-fit: cover; }
/* Mobil ekran görüntüsü: En önde, sağ/alta yakın */
.mobile-mock { transform: translateZ(50px); justify-content: flex-end; align-items: flex-end; padding-right: 5%; padding-bottom: 2%; }
.mobile-mock img { height: 65%; width: auto; border-radius: 12px; box-shadow: 0 20px 40px rgba(0,0,0,0.25); border: 4px solid #1a1a24; object-fit: cover; }
/* Işık ve parlama efekti. Açısı Mouse ile js tarafından değişecek. */
.parallax-glare { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.4), transparent 60%); opacity: 0; pointer-events: none; transition: opacity 0.3s ease; mix-blend-mode: overlay; transform: translateZ(60px); }
.portfolio-img-wrapper:hover .parallax-glare { opacity: 1; }

/* === BÖLÜM 4: BLOG === */
.blog-list { margin-top: 60px; display: flex; flex-direction: column; gap: 0; }
.blog-row {
    display: grid; grid-template-columns: 200px 1fr;
    padding: 40px 0; border-bottom: 1px solid rgba(0,0,0,0.08);
    transition: var(--transition); align-items: center;
}
.blog-row:first-child { border-top: 1px solid rgba(0,0,0,0.08); }
.blog-row:hover { background: rgba(255,255,255,0.5); padding-left: 20px; }
.blog-meta { display: flex; flex-direction: column; gap: 5px; }
.blog-date { font-weight: 600; font-size: 0.95rem; }
.blog-read { color: var(--text-muted); font-size: 0.85rem; }
.blog-content { display: flex; justify-content: space-between; align-items: center; }
.blog-content h3 { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 600; width: 70%; line-height: 1.2; }
.blog-link { font-weight: 500; display: inline-flex; align-items: center; gap: 8px; border-radius: 40px; padding: 10px 20px; border: 1px solid var(--text-color); transition: var(--transition);}
.blog-link:hover { background: var(--text-color); color: #fff; }

/* === BÖLÜM 5: İLETİŞİM === */
.flex-contact { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: center; }
.contact-desc { color: rgba(255,255,255,0.6); font-size: 1.1rem; margin-bottom: 40px; max-width: 400px; line-height: 1.6;}
.contact-details { display: flex; gap: 60px; }
.detail-item small { color: rgba(255,255,255,0.4); font-size: 0.8rem; letter-spacing: 0.1em; margin-bottom: 8px; display: block; }
.detail-item p { font-size: 1.1rem; font-weight: 500; }

.minimal-form { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); padding: 40px; border-radius: 20px; backdrop-filter: var(--glass-blur); }
.input-group { position: relative; margin-bottom: 30px; }
.input-group input, .input-group textarea {
    width: 100%; background: transparent; border: none;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    padding: 15px 0; color: #fff; font-size: 1.1rem; font-family: inherit;
    transition: var(--transition);
}
.input-group input:focus, .input-group textarea:focus { outline: none; border-bottom-color: var(--accent); }
/* Kayan Label Efekti */
.input-group label {
    position: absolute; top: 15px; left: 0; color: rgba(255,255,255,0.5); pointer-events: none;
    transition: var(--transition); font-size: 1rem;
}
.input-group input:focus ~ label, .input-group input:not(:placeholder-shown) ~ label,
.input-group textarea:focus ~ label, .input-group textarea:not(:placeholder-shown) ~ label {
    top: -10px; font-size: 0.75rem; color: var(--accent);
}

.footer { padding: 40px 0; background: var(--text-color); color: #fff; border-top: 1px solid rgba(255,255,255,0.1); }
.social-links { display: flex; gap: 30px; }
.social-links a { font-size: 0.95rem; font-weight: 600; color: rgba(255,255,255,0.85); transition: var(--transition); }
.social-links a:hover { color: #fff; }

/* Scroll Fading Animations */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1); }
.fade-up.in-view { opacity: 1; transform: translateY(0); }

/* Form Success Mesajı */
.form-message {
    padding: 15px; border-radius: 8px; margin-top: 15px; display: none; font-weight: 500; font-size: 0.9rem; text-align: center;
}
.form-message.success { display: block; background: rgba(0, 229, 255, 0.2); color: #00E5FF; border: 1px solid rgba(0, 229, 255, 0.4); }

/* Atropos Hero (Layered Design - Dev Görsel Merkezli) */
.hero-atropos {
    position: relative; width: 100%; height: 95vh; max-height: 1100px; 
    background: transparent; cursor: pointer; z-index: 10; transform: scale(0.9);
}
.hero-atropos .atropos-scale, .hero-atropos .atropos-rotate, .hero-atropos .atropos-inner { width: 100%; height: 100%; }
.hero-atropos .atropos-inner {
    border-radius: 20px;
    background: transparent;
    border: none;
    box-shadow: 0 40px 80px rgba(0,0,0,0.1);
}
.hero-atropos .img-layer {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    object-fit: contain; object-position: center; pointer-events: none;
}

/* -- RESPONSIVE -- */
@media (max-width: 1024px) {
    .container { padding: 0 2rem; }
    .app-container { padding: 0 2rem; }
    .hero-title { font-size: 3.5rem; }
    .nav-center { display: none; }
    .services-grid, .portfolio-grid { grid-template-columns: 1fr; gap: 40px; }
    .portfolio-grid .portfolio-item:nth-child(2) { transform: none; }
    .flex-contact { grid-template-columns: 1fr; gap: 60px; }

    /* Hero Responsive Çözümü */
    .hero { flex-direction: column; flex-wrap: wrap; align-items: center; justify-content: center; padding-top: 50px; }
    .hero-left { 
        order: 3; 
        max-width: 100%; 
        width: 100%; 
        margin-left: 0; 
        text-align: center; 
        padding: 20px; 
        background: transparent;
        backdrop-filter: none;
        border: none;
        box-shadow: none;
    }
    .hero-left:hover {
        background: transparent; backdrop-filter: none; border: none; box-shadow: none; transform: none;
    }
    .hero-visuals {
        position: relative; 
        left: 0; top: 0; right: 0; bottom: 0;
        width: 100%; height: 60vh; min-height: 400px; max-height: 600px;
        order: 1; pointer-events: auto; margin-bottom: 20px;
        overflow: visible;
    }
    .slide-container {
        position: absolute; width: 100%; height: 100%;
        overflow: visible;
    }
    .hero-3d-model-wrapper {
        width: 100%;
        height: 100%;
    }
    .hero-3d-model-container {
        height: 100%;
        max-height: 100%;
        transform: scale(1);
        overflow: visible;
    }
    .hero-atropos { height: 60vh; max-height: 600px; transform: scale(1.0); }
    .actions { justify-content: center; }
    
    /* Mobil Slider Butonları (Görselin Hemen Altında, Yan Yana) */
    .hero-slider-nav { 
        position: relative;
        transform: none;
        right: auto; top: auto;
        flex-direction: row; 
        justify-content: center; 
        order: 2; 
        margin-bottom: 20px;
        width: 100%;
    }
    .slider-btn:hover { transform: translateY(-5px); }
}

@media (max-width: 768px) {
    .navbar { padding: 1rem 2rem; }
    h2.section-title { font-size: 2.5rem; }
    .hero-section { min-height: auto; padding-top: 80px; }
    .hero { gap: 20px; }
    .hero-title { font-size: 2.5rem; margin-bottom: 20px; }
    .hero-character { position: static; height: 300px; transform: none; margin: -20px auto 20px auto; }
    .hero-character img { height: 100%; }
    .actions { flex-direction: column; width: 100%; }
    .actions button { width: 100%; justify-content: center; }
    .bg-big-text { top: 20%; }
    .glass-bar { flex-direction: column; gap: 15px; text-align: center; padding: 20px; }
    .blog-row { grid-template-columns: 1fr; gap: 20px; }
    .blog-content { flex-direction: column; align-items: flex-start; gap: 20px; }
    .blog-content h3 { width: 100%; }
}

/* === MODAL / POPUP CSS (MARKDOWN OKUYUCU) === */
.modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100vh;
    background: rgba(26, 26, 36, 0.85);
    backdrop-filter: blur(8px); z-index: 9999;
    display: flex; justify-content: center; align-items: flex-start;
    padding: 60px 20px; overflow-y: auto; opacity: 0; pointer-events: none;
    visibility: hidden;
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
}
.modal-overlay.active { opacity: 1; pointer-events: auto; visibility: visible; }

.modal-content {
    background: #fff; width: 100%; max-width: 800px; padding: 60px;
    border-radius: 20px; position: relative;
    transform: translateY(40px); transition: var(--transition);
    box-shadow: 0 40px 100px rgba(0,0,0,0.3);
}
.modal-overlay.active .modal-content { transform: translateY(0); }

.modal-close {
    position: absolute; top: 20px; right: 30px;
    font-size: 2.5rem; line-height: 1; color: var(--text-muted); padding: 10px;
    transition: var(--transition);
}
.modal-close:hover { color: var(--accent); transform: scale(1.1) rotate(90deg); }

/* Markdown Typography */
.markdown-body { font-family: var(--font-body); color: var(--text-color); line-height: 1.8; }
.markdown-body h1 { font-family: var(--font-heading); font-size: 2.5rem; line-height: 1.1; margin-bottom: 2rem; font-weight: 700; letter-spacing: -0.03em;}
.markdown-body h2 { font-family: var(--font-heading); font-size: 1.8rem; margin: 2rem 0 1rem 0; font-weight: 600;}
.markdown-body h3 { font-family: var(--font-heading); font-size: 1.4rem; margin: 1.5rem 0 1rem 0; font-weight: 600;}
.markdown-body p { margin-bottom: 1.5rem; font-size: 1.05rem;}
.markdown-body ul, .markdown-body ol { margin-bottom: 1.5rem; padding-left: 1.5rem; }
.markdown-body li { margin-bottom: 0.5rem; }
.markdown-body strong { font-weight: 600; }
.markdown-body blockquote { border-left: 4px solid var(--accent); padding-left: 1rem; margin: 2rem 0; background: var(--bg-color); padding: 1.5rem; border-radius: 0 8px 8px 0; font-style: italic; color: var(--text-muted);}
.markdown-body pre { background: #1a1a24; color: #fff; padding: 1.5rem; border-radius: 8px; overflow-x: auto; margin-bottom: 1.5rem; }
.markdown-body code { font-family: monospace; background: rgba(0,0,0,0.05); padding: 0.2rem 0.4rem; border-radius: 4px; font-size: 0.9em; }
.markdown-body pre code { background: none; padding: 0; color: inherit; }
.markdown-body img { max-width: 100%; border-radius: 12px; margin: 2rem 0; display: block; box-shadow: 0 10px 30px rgba(0,0,0,0.05); }