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

:root {
    --cream: #dddbbf4f; /* DÜZELTME: Yeni arka plan rengi */
    /* DÜZELTME: Daha koyu yeşil tonu */
    --primary-green: #162925;    
    --accent-gold: #b5a96b;      /* DÜZELTME: Yeni altın rengi */
    --dark-neutral: #162925; /* DÜZELTME: Daha koyu yeşil tonu */
    --text-dark: #2C332C;       
    --text-light: #2C332C;      
    --light-border: #e0e5e0;    
    --white: #ffffff;           

    /* YENİ: Modern gölge ve geçişler */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.07), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-inset: inset 0 2px 4px 0 rgba(0, 0, 0, 0.05);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    background: var(--cream);
    transition: background 0.3s ease;
    /* YENİ: Daha pürüzsüz yazı görünümü */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.menu-open { overflow: hidden; }

/* YENİ: Kenar altın çizgileri için Canvas */
#edge-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none; /* Üzerine tıklanmasını engeller */
    z-index: 9999; /* Her şeyin üzerinde */
}

/* YENİ: Başarı mesajı (alert() yerine) */
.toast-message {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--primary-green);
    color: var(--accent-gold);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 10001;
    transform: translateX(120%);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 600;
}
.toast-message.show {
    transform: translateX(0);
}

/* --- HEADER & NAVİGASYON (MODERNLEŞTİRİLDİ) --- */
header {
    background: transparent;
    padding: 1rem 0; 
    position: absolute;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1); /* Daha ince */
    transition: var(--transition-slow);
}

header.scrolled {
    background: rgba(22, 41, 37, 0.95); /* DÜZELTME: Hafif transparan (0.85'ten 0.95'e yükseltildi) */
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: fixed;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-md);
    padding: 0.75rem 0; /* Hafif küçüldü */
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 4rem;
}

.logo-img {
    height: 80px; /* Hafif küçüldü */
    width: auto;
    transition: var(--transition-slow);
    border-radius: 8px; 
}

header.scrolled .logo-img { height: 90px; } /* Daha belirgin küçülme */

.nav-right { display: flex; align-items: center; gap: 2rem; }
.nav-links { display: flex; list-style: none; gap: 3rem; }

/* DÜZELTME: Modern Header Linkleri */
.nav-links a { 
    color: var(--white); 
    text-decoration: none; 
    transition: var(--transition-fast); 
    font-weight: 600; /* Belirgin */
    font-size: 0.9rem; /* Hafif küçük */
    position: relative; 
    letter-spacing: 1px; /* Harf arası */
    text-transform: uppercase; /* BÜYÜK HARF */
    padding-bottom: 5px; /* Alt çizgi için yer aç */
}
.nav-links a::after { 
    content: ''; 
    position: absolute; 
    bottom: 0; 
    left: 0; 
    width: 0; 
    height: 2px; 
    background: var(--accent-gold); 
    transition: width 0.3s ease; 
}
[dir="rtl"] .nav-links a::after { left: auto; right: 0; }
.nav-links a:hover { color: var(--accent-gold); }
.nav-links a:hover::after { width: 100%; }

.lang-switcher { display: flex; gap: 0.75rem; align-items: center; }
.lang-btn { 
    width: 40px; /* Hafif küçüldü */
    height: 40px; 
    padding: 0; 
    border: 2px solid rgba(255, 255, 255, 0.2); /* Daha ince */
    border-radius: 50%; 
    cursor: pointer; 
    transition: var(--transition-fast); 
    background: rgba(0, 0, 0, 0.1); 
    overflow: hidden; 
}
.lang-btn img { width: 100%; height: 100%; object-fit: cover; display: block; }
.lang-btn.active { 
    border-color: var(--primary-green) !important; 
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.4); 
    transform: scale(1.1); /* Aktif olana vurgu */
} 
.lang-btn:hover:not(.active) { transform: scale(1.1); border-color: var(--white); }

.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 10px; z-index: 1002; position: relative; }
.hamburger-line { display: block; width: 25px; height: 2px; background: var(--white); margin: 5px 0; transition: all 0.3s ease; border-radius: 2px; }
.menu-open .hamburger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-open .hamburger-line:nth-child(2) { opacity: 0; }
.menu-open .hamburger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- HERO BÖLÜMÜ (MODERNLEŞTİRİLDİ) --- */
.hero {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 0 4rem; position: relative; overflow: hidden;
    /* DÜZELTME: Daha koyu gradyan */
    background: linear-gradient(rgba(22, 41, 37, 0.85), rgba(22, 41, 37, 0.85)), url('hero.jpg');
    background-size: cover; 
    background-position: center;
}

/* YENİ: Blur efekti için ayrı katman (::before yerine) */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: transparent; /* Arkaplanı hero'dan alıyor */
    backdrop-filter: blur(5px); /* Hafif blur */
    -webkit-backdrop-filter: blur(5px);
    z-index: 1; /* Parçacıkların arkasında */
}

/* Parçacık animasyonu (Mouse ile etkileşimli) */
#particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2; /* Blur'un önünde, içeriğin arkasında */
    filter: blur(1px); /* Parçacıklara hafif bir blur */
}

.hero-content { 
    position: relative; 
    z-index: 3; /* En üst katman */
    max-width: 1400px; 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 6rem; 
    align-items: center; 
}
.hero-text h1 { 
    font-size: 4.8rem; /* Daha büyük */
    font-weight: 800; 
    margin-bottom: 1.5rem; 
    color: var(--white); 
    line-height: 1.1; 
    letter-spacing: -2.5px; /* Daha bitişik */
}
.hero-text .subtitle { font-size: 1.5rem; color: rgba(255, 255, 255, 0.95); margin-bottom: 1rem; font-weight: 400; }
.hero-text .tagline { font-size: 1.1rem; color: var(--accent-gold); margin-bottom: 3rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
.hero-buttons { display: flex; gap: 1.5rem; margin-top: 2rem; }

/* YENİ: Modern Buton Stilleri */
.btn-primary, .btn-secondary, .btn-download, .form-submit button {
    padding: 1.1rem 2.5rem;
    text-decoration: none;
    border-radius: 8px; /* Daha yuvarlak */
    font-weight: 700;
    font-size: 1rem;
    transition: var(--transition-fast);
    display: inline-block;
    border: 2px solid transparent;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}
.btn-primary { 
    background: var(--accent-gold); 
    color: var(--primary-green); 
    border-color: var(--accent-gold); 
}
.btn-primary:hover { 
    transform: translateY(-3px); 
    background: #c9c08f; /* DÜZELTME: Yeni altın renginin açığı */
    color: var(--dark-neutral); 
    box-shadow: var(--shadow-lg); 
}
.btn-secondary { 
    background: transparent; 
    color: var(--white); 
    border: 2px solid rgba(255,255,255,0.4); 
}
.btn-secondary:hover { 
    background: var(--white); 
    color: var(--primary-green); 
    border-color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.hero-visual { position: relative; height: 500px; perspective: 1000px; /* 3D efekt için */ }

/* YENİ: Modern Kart Stili (3D Tilt Efekti) */
.floating-card { 
    position: absolute; 
    background: rgba(255, 255, 255, 0.9); /* Hafif daha az transparan */
    backdrop-filter: blur(15px); 
    border-radius: 16px; /* Daha yuvarlak */
    padding: 2rem; 
    box-shadow: var(--shadow-lg); 
    animation: floatCard 8s ease-in-out infinite; 
    border-top: 4px solid var(--accent-gold); 
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s ease-out; /* 3D tilt için */
}

.card-1 { top: 0; width: 260px; animation-delay: 0s; } [dir="rtl"] .card-1 { right: 0; } [dir="ltr"] .card-1 { left: 0; }
.card-2 { bottom: 50px; width: 280px; animation-delay: 4s; border-top-color: var(--primary-green); } [dir="rtl"] .card-2 { left: 0; } [dir="ltr"] .card-2 { right: 0; }
@keyframes floatCard { 0%, 100% { transform: translateY(0px) rotate(0); } 50% { transform: translateY(-25px) rotate(1deg); } }

.card-img { 
    width: 70px; /* Hafif küçüldü */
    height: 70px; 
    margin-bottom: 1.5rem; 
    object-fit: contain; 
    background: var(--white); /* Krem yerine beyaz */
    border-radius: 50%; 
    padding: 12px; 
    box-shadow: var(--shadow-md); 
}
.card-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--dark-neutral); }
.card-desc { font-size: 0.95rem; color: var(--text-light); line-height: 1.5; }

/* --- HİZMETLER BÖLÜMÜ (MODERNLEŞTİRİLDİ) --- */
.products { padding: 140px 4rem; background: var(--white); }
.section-header { max-width: 800px; margin: 0 auto 5rem; text-align: center; }
.section-label { 
    font-size: 0.9rem; 
    text-transform: uppercase; 
    letter-spacing: 3px; 
    color: var(--accent-gold); /* Değişti: Altın rengi */
    font-weight: 700; 
    margin-bottom: 1rem; 
    display: inline-block; 
    background: var(--primary-green); /* Değişti: Koyu yeşil arkaplan */
    padding: 0.4rem 1rem;
    border-radius: 30px;
}
.section-title { font-size: 3.5rem; font-weight: 800; margin-bottom: 1.5rem; color: var(--dark-neutral); letter-spacing: -1px; line-height: 1.1; }
.section-desc { font-size: 1.2rem; color: var(--text-light); line-height: 1.8; max-width: 700px; margin: 0 auto; }

.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4rem; max-width: 1400px; margin: 0 auto; }

/* YENİ: Modern Ürün Kartı */
.product-card { 
    background: var(--white); /* Krem yerine beyaz */
    border-radius: 16px; 
    overflow: hidden; 
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1); 
    cursor: pointer; 
    border: 1px solid var(--light-border);
    box-shadow: var(--shadow-md);
}
.product-card:hover { 
    transform: translateY(-15px); 
    box-shadow: var(--shadow-lg); 
    border-color: var(--primary-green); 
}
.product-image { height: 400px; position: relative; overflow: hidden; }
.product-image img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.05); /* Hafif zoom */ transition: transform 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94); }
.product-card:hover .product-image img,
.fade-in-up.is-visible .product-image img { transform: scale(1.0); } /* Hover'da zoom out */

.product-info { padding: 3rem; } /* Azaltıldı */
.product-badge { display: inline-block; padding: 0.6rem 1.2rem; background: var(--dark-neutral); color: var(--white); border-radius: 30px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 2rem; }
.product-info h3 { font-size: 2.2rem; margin-bottom: 1rem; color: var(--dark-neutral); font-weight: 700; letter-spacing: -0.5px; }
.product-info p { color: var(--text-light); margin-bottom: 2rem; line-height: 1.7; font-size: 1rem; }
.product-features li { 
    padding: 1rem 0; 
    border-bottom: 1px solid var(--light-border); 
    color: var(--text-dark); 
    font-size: 1rem; 
    font-weight: 500; 
    display: flex; 
    align-items: center; 
    gap: 10px; 
    list-style: none; 
    transition: background 0.2s ease;
}
.product-features li:hover { background: var(--cream); }
.product-features li::before { content: '•'; color: var(--primary-green); font-size: 1.5rem; line-height: 0; padding-left: 5px; }
[dir="rtl"] .product-features li::before { padding-left: 0; padding-right: 5px; }

/* --- HAKKIMIZDA BÖLÜMÜ (MODERNLEŞTİRİLDİ) --- */
.about { padding: 140px 4rem; background: linear-gradient(to bottom, var(--cream), var(--white)); }
.about-content { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1.1fr; gap: 8rem; align-items: center; }
.about-text h2 { color: var(--dark-neutral); font-size: 3.5rem; letter-spacing: -1px; line-height: 1.1; margin-bottom: 2rem; font-weight: 800; }
.about-text p { color: var(--text-light); margin-bottom: 1.5rem; font-size: 1.1rem; line-height: 1.8; }
.about-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; margin-top: 4rem; }
.stat-box { 
    padding: 2.5rem; 
    background: var(--white); 
    border-radius: 12px; 
    box-shadow: var(--shadow-md); 
    border-left: 4px solid var(--accent-gold); 
    transition: var(--transition-fast); 
}
.stat-box:hover { transform: translateY(-5px) scale(1.02); box-shadow: var(--shadow-lg); }
.stat-box:nth-child(2n) { border-left-color: var(--primary-green); }
.stat-number { font-size: 2.8rem; font-weight: 800; color: var(--dark-neutral); display: block; margin-bottom: 0.5rem; line-height: 1; }
.stat-label { font-size: 0.95rem; color: var(--accent-gold); font-weight: 700; text-transform: uppercase; letter-spacing: 1px; }
.stat-box:nth-child(2n) .stat-label { color: var(--primary-green); }
.visual-main { 
    height: 450px; 
    position: relative; 
    overflow: hidden; 
    border-radius: 16px; 
    background: #f0f0f0; 
    box-shadow: -20px 20px 0 var(--primary-green); /* Gölge azaltıldı */
    transition: var(--transition-fast);
}
.visual-main:hover { box-shadow: -10px 10px 20px var(--primary-green); }
.visual-main img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.05); transition: transform 1.2s cubic-bezier(0.165, 0.84, 0.44, 1); }
.fade-in-up.is-visible .visual-main img { transform: scale(1.0); }
.visual-accent { display: none; } 

/* --- UYUM BÖLÜMÜ (MODERNLEŞTİRİLDİ) --- */
.compliance { padding: 140px 4rem; background: var(--white); position: relative; }
.compliance::before { content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 100px; height: 4px; background: var(--primary-green); border-radius: 2px; }
.compliance .section-header { margin-bottom: 4rem; }
.compliance .section-label { color: var(--accent-gold); background: var(--primary-green); } /* Tutarlı etiket stili */
.download-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2.5rem; max-width: 1400px; margin: 0 auto; }
.document-card { 
    background: var(--cream); 
    border: 1px solid var(--light-border); 
    border-radius: 12px; 
    padding: 2.5rem; 
    display: flex; 
    flex-direction: column; 
    transition: var(--transition-fast); 
    box-shadow: var(--shadow-md); 
}
.document-card:hover { 
    transform: translateY(-10px); 
    box-shadow: var(--shadow-lg); 
    border-color: var(--primary-green); 
}
.document-card h3 { font-size: 1.5rem; font-weight: 700; color: var(--dark-neutral); margin-bottom: 1rem; }
.document-card p { font-size: 1rem; color: var(--text-light); line-height: 1.7; margin-bottom: 2rem; flex-grow: 1; }
.btn-download { 
    display: inline-block; 
    background: var(--primary-green); 
    color: var(--white); 
    padding: 0.9rem 1.5rem; 
    font-size: 0.9rem; 
    text-align: center; 
}
.btn-download:hover { 
    background: var(--dark-neutral); 
    color: var(--white); 
    transform: translateY(-2px); 
    box-shadow: var(--shadow-md); 
}

/* --- İLETİŞİM BÖLÜMÜ (MODERNLEŞTİRİLDİ) --- */
.contact { padding: 140px 4rem; background: var(--cream); color: var(--text-dark); position: relative; }
.contact::before { content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 100px; height: 4px; background: var(--primary-green); border-radius: 2px; }
.contact-header { text-align: center; max-width: 800px; margin: 0 auto 5rem; }
.contact-header .section-label { color: var(--accent-gold); background: var(--primary-green); }
.contact h2 { color: var(--dark-neutral); font-weight: 800; font-size: 3.5rem; }
.contact-desc { color: var(--text-light); font-size: 1.2rem; }
.contact-body { display: grid; grid-template-columns: 1.2fr 1fr; gap: 4rem; align-items: start; max-width: 1400px; margin: 0 auto; }
.contact-card { 
    background: var(--white); 
    padding: 3rem; 
    border-radius: 16px; /* Daha yuvarlak */
    border: 1px solid var(--light-border); 
    box-shadow: var(--shadow-lg); 
}
.contact-info h3 { color: var(--dark-neutral); font-size: 1.8rem; margin-bottom: 1.5rem; font-weight: 600; }
.contact-info p { color: var(--text-light); font-size: 1.1rem; line-height: 1.8; margin-bottom: 2rem; }
.map-wrapper { border-radius: 12px; overflow: hidden; height: 350px; border: 1px solid var(--light-border); }
.map-wrapper iframe { filter: grayscale(0.1); }

/* YENİ: Modern Form Stilleri */
.contact-form { display: flex; flex-direction: column; gap: 1.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.form-group { display: flex; flex-direction: column; align-items: flex-start; width: 100%; }
.form-group label { color: var(--dark-neutral); font-weight: 600; /* Daha ince */ font-size: 0.95rem; margin-bottom: 0.6rem; letter-spacing: 0.5px; }
.form-group input, .form-group textarea { 
    width: 100%; 
    padding: 1rem 1.2rem; 
    background: var(--cream); 
    border: 2px solid var(--light-border); 
    color: var(--dark-neutral); 
    border-radius: 8px; /* Daha yuvarlak */
    font-size: 1rem; 
    font-family: 'Inter', sans-serif; 
    transition: var(--transition-fast); 
    box-shadow: var(--shadow-inset);
}
.form-group input:focus, .form-group textarea:focus { 
    border-color: var(--primary-green); 
    background: var(--white); 
    box-shadow: 0 0 0 3px rgba(22, 41, 37, 0.15); 
    outline: none; 
}
.form-group textarea { min-height: 150px; resize: vertical; }
.form-submit button { 
    background: var(--dark-neutral); 
    color: var(--accent-gold); 
    border: none; 
    font-size: 1.1rem; 
    padding: 1.2rem 3rem; 
    letter-spacing: 1px; 
    width: 100%; 
}
.form-submit button:hover { 
    background: var(--accent-gold); 
    color: var(--primary-green); 
    transform: translateY(-3px); 
    box-shadow: 0 10px 30px rgba(181, 169, 107, 0.3); /* DÜZELTME: Yeni altın rengi gölgesi */
} 

/* --- FOOTER (MODERNLEŞTİRİLDİ) --- */
footer { 
    background: var(--primary-green); /* Düzeltme: Koyu yeşil */
    color: rgba(255, 255, 255, 0.6); /* Daha açık metin */
    padding: 6rem 4rem; 
    font-size: 0.95rem;
    border-top: 1px solid rgba(181, 169, 107, 0.1); /* DÜZELTME: Yeni altın rengi sınır */
}
.footer-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.5fr 1fr; 
    gap: 3rem;
}
.footer-col h5 {
    color: var(--white); 
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}
.footer-logo-img {
    height: 120px; /* Küçüldü */
    width: auto;
    margin-bottom: 1.5rem;
    background: transparent; 
    padding: 0;
    border-radius: 0;
    opacity: 0.9;
}
.footer-copyright {
    color: rgba(255,255,255,0.6);
    margin-top: 0;
    font-size: 0.9rem;
}
.footer-nav-links { list-style: none; padding: 0; margin: 0; }
.footer-nav-links li { margin-bottom: 1rem; }
.footer-nav-links a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: var(--transition-fast);
}
.footer-nav-links a:hover {
    color: var(--accent-gold);
    padding-left: 5px;
}
[dir="rtl"] .footer-nav-links a:hover { padding-left: 0; padding-right: 5px; }
.footer-contact-info p { margin-bottom: 1rem; line-height: 1.7; }
.footer-contact-info a {
    color: var(--accent-gold);
    text-decoration: none;
    font-weight: 600;
}
.footer-contact-info a:hover { text-decoration: underline; }
.footer-lang-switcher a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    margin: 0 0.5rem;
    transition: var(--transition-fast);
}
.footer-lang-switcher a:hover,
.footer-lang-switcher a.active {
    color: var(--accent-gold);
}

/* --- ANİMASYONLAR (GELİŞTİRİLDİ) --- */
.fade-in-up { 
    opacity: 0; 
    transform: translateY(40px); /* Daha kısa mesafe */
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94); 
}
.fade-in-up.is-visible { opacity: 1; transform: translateY(0); }

/* Gecikmeli animasyonlar için */
.fade-in-up.delay-1 { transition-delay: 0.1s; }
.fade-in-up.delay-2 { transition-delay: 0.2s; }
.fade-in-up.delay-3 { transition-delay: 0.3s; }


/* --- RESPONSIVE (GELİŞTİRİLDİ) --- */
@media (max-width: 1200px) { 
    nav { padding: 0 2rem; }
    .hero, .products, .about, .contact, .compliance { padding: 120px 2rem; }
    .hero-content { grid-template-columns: 1fr; text-align: center; gap: 3rem; } 
    .hero-visual, .about-visual { display: none; } 
    .about-content { grid-template-columns: 1fr; gap: 4rem; }
    .download-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; } 
}
@media (max-width: 992px) { 
    .contact-body { grid-template-columns: 1fr; gap: 3rem; } 
    .product-grid { grid-template-columns: 1fr; }
    .about-content { gap: 3rem; }
    .hero-text h1 { font-size: 3.5rem; letter-spacing: -1.5px; }
    .section-title { font-size: 2.8rem; }
}
@media (max-width: 768px) {
    nav { padding: 0 1.5rem; } 
    .hero, .products, .about, .contact, .compliance { padding: 80px 1.5rem; }
    .hero { padding: 140px 1.5rem 80px; }
    .hero-text h1 { font-size: 2.8rem; } 
    .section-title { font-size: 2.5rem; }
    .form-row, .download-grid, .footer-grid, .about-stats { grid-template-columns: 1fr; } 
    .hero-buttons { flex-direction: column; width: 100%; } 
    .btn-primary, .btn-secondary { width: 100%; text-align: center; }
    .nav-right { gap: 1rem; } .hamburger { display: block; }
    .nav-links { 
        position: fixed; 
        top: 0; 
        right: 0; 
        width: 100%; 
        height: 100vh; 
        background: var(--primary-green); 
        flex-direction: column; 
        justify-content: center; 
        align-items: center; 
        gap: 2rem; 
        z-index: 1001; 
        transform: translateX(100%); 
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1); 
        backdrop-filter: blur(10px);
        background: rgba(22, 41, 37, 0.9); /* Koyu yeşil */
    }
    .menu-open .nav-links { transform: translateX(0); } 
    [dir="rtl"] .nav-links { left: 0; right: auto; transform: translateX(-100%); } 
    [dir="rtl"].menu-open .nav-links { transform: translateX(0); }
    .nav-links a { font-size: 1.8rem; color: rgba(255,255,255,0.8); } 
    .nav-links a:hover, .nav-links a.active { color: var(--accent-gold); }
    .logo-img { height: 120px; } 
    .footer-col { text-align: center; } 
}