/* --- 1. DEĞİŞKENLER VE SIFIRLAMA --- */
:root {
    --gold: #d4af37;
    --dark: #0f172a;
    --white: #ffffff;
    --gray: #f8fafc;
    --border: #e2e8f0;
    --transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; line-height: 1.6; color: var(--dark); background: #fff; overflow-x: hidden; }

/* --- 2. NAVBAR VE LOGO --- */
header {
    position: fixed; top: 0; width: 100%; z-index: 1000;
    padding: 30px 0; transition: var(--transition);
} Uy"
header.scrolled {
    background: rgba(255, 255, 255, 0.98); padding: 15px 0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
.container { width: 90%; max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }

.logo { perspective: 1000px; display: flex; align-items: center; }
.logo img { height: 50px; width: auto; transition: var(--transition); }
.logo-text { font-size: 32px; font-weight: 900; color: var(--white); text-decoration: none; transition: var(--transition); display: inline-block; }

header.scrolled .logo-text { color: var(--dark); transform: rotateX(360deg); }
header.scrolled .logo img { height: 40px; }

/* --- 3. MENÜ --- */
.nav-menu { list-style: none; display: flex; gap: 30px; }
.nav-menu a { color: var(--white); text-decoration: none; font-weight: 600; font-size: 15px; transition: 0.3s; display: flex; align-items: center; }
.nav-menu a i { margin-right: 8px; color: var(--gold); transition: 0.3s; }
header.scrolled .nav-menu a { color: var(--dark); }
.nav-menu a:hover { color: var(--gold); }
.nav-menu a:hover i { transform: scale(1.2); }

.menu-toggle { display: none; flex-direction: column; gap: 6px; cursor: pointer; z-index: 1001; margin-left: auto; }
.menu-toggle span { width: 30px; height: 3px; background: var(--white); transition: 0.4s; }
header.scrolled .menu-toggle span { background: var(--dark); }

/* --- 4. HERO SLIDER (GÜNCELLENDİ) --- */
.hero { 
    height: 100vh; 
    width: 100%; 
    position: relative; 
    overflow: hidden; 
    background: #000; 
    z-index: 1; 
    padding: 0;
}

.slide { 
    position: absolute; 
    inset: 0; 
    opacity: 0; 
    transition: opacity 1.2s ease-in-out; 
    z-index: 1;
}

.slide.active { opacity: 1; z-index: 2; }

/* Arkaplan Medyaları */
.slide-video, .slide-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    object-fit: cover; background-size: cover; background-position: center; z-index: 0;
}

.slide-overlay { 
    position: absolute; inset: 0; background: rgba(0,0,0,0.5); z-index: 1; 
}

/* OK İŞARETLERİ (< >) */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.3);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.2);
    width: 50px; height: 50px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 20;
    transition: 0.3s;
    font-size: 18px;
    backdrop-filter: blur(5px);
    display: flex; align-items: center; justify-content: center;
}
.slider-arrow:hover { background: var(--gold); color: #000; border-color: var(--gold); }
.prev { left: 30px; }
.next { right: 30px; }

/* SLIDER BUTONU (CTA) */
.hero-btn {
    display: inline-block;
    padding: 15px 40px;
    color: #000; /* Altın üstüne siyah yazı */
    font-weight: 700;
    text-decoration: none;
    border-radius: 50px;
    transition: 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    margin-top: 20px;
}
.hero-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
    filter: brightness(1.1);
}

/* THUMBNAILS (BÜYÜK & HAVADA ASILI) */
.slider-thumbnails {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 20px;
    z-index: 15;
    /* Arkaplan yok, tablo görünümü yok */
}

.thumb-item {
    width: 120px; /* Büyüttük */
    height: 70px;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid rgba(255,255,255,0.3);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0.5;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    position: relative;
}

.thumb-item img, .thumb-item video, .thumb-item div {
    width: 100%; height: 100%; object-fit: cover;
}

.thumb-item:hover {
    opacity: 1;
    transform: translateY(-10px) scale(1.1); /* Yukarı kalkma efekti */
}

.thumb-item.active {
    border-color: var(--gold);
    opacity: 1;
    transform: scale(1.15);
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.4);
}

/* --- 5. GENEL BÖLÜM AYARLARI --- */
section { padding: 120px 0; position: relative; width: 100%; }
section.hero { padding: 0; }

.section-title { 
    font-size: clamp(28px, 4vw, 36px); text-align: center; 
    margin-bottom: 80px; position: relative; 
    text-transform: uppercase; letter-spacing: 2px;
}
.section-title::after { 
    content: ''; position: absolute; bottom: -20px; left: 50%; 
    transform: translateX(-50%); width: 60px; height: 3px; background: var(--gold); 
}

/* --- 6. ÜRÜNLER --- */
.products { background: #fff; }
.products-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }
.product-card { background: var(--white); border-radius: 15px; overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.05); transition: var(--transition); border: 1px solid var(--border); }
.product-card:hover { transform: translateY(-10px); border-color: var(--gold); }
.product-img { width: 100%; height: 200px; background: var(--gray); display: flex; align-items: center; justify-content: center; font-size: 50px; }
.product-info { padding: 25px; text-align: center; }

/* --- 7. KURUMSAL --- */
.about-section { background: var(--gray); }
.about-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.about-card { 
    background: var(--white); padding: 50px 35px; border-radius: 20px; text-align: center; 
    transition: var(--transition); border: 1px solid var(--border); border-top: 5px solid var(--gold); 
}
.about-card:hover { transform: translateY(-12px); box-shadow: 0 25px 50px rgba(0,0,0,0.06); border-color: var(--gold); }
.about-card h3 { color: var(--dark); font-weight: 800; margin-bottom: 20px; text-transform: uppercase; }

/* --- 8. HABERLER --- */
.news { background: #fff; }
.news-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 40px; }
.news-card { border-left: 5px solid var(--gold); background: var(--gray); padding: 40px; transition: var(--transition); border-radius: 0 15px 15px 0; }
.news-card:hover { background: var(--white); box-shadow: 0 20px 40px rgba(0,0,0,0.05); }

/* --- 9. FOOTER --- */
.contact-footer { background: var(--dark); color: var(--white); padding: 100px 0 0; }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 60px; padding-bottom: 80px; }
.footer-col { flex: 1; min-width: 250px; }
.footer-col h4 { color: var(--gold); font-size: 18px; margin-bottom: 30px; text-transform: uppercase; letter-spacing: 2px; font-weight: 800; }
.footer-col p { color: #94a3b8; font-size: 14px; line-height: 2; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 15px; }
.footer-links a { color: #94a3b8; text-decoration: none; transition: 0.3s; font-size: 14px; }
.footer-links a:hover { color: var(--gold); padding-left: 10px; }
.footer-bottom { background: #0b1221; padding: 30px 0; text-align: center; border-top: 1px solid rgba(255,255,255,0.05); }
.footer-bottom p { color: #64748b; font-size: 13px; letter-spacing: 1px; }

/* --- 10. MOBİL UYUMLULUK --- */
@media (max-width: 768px) {
    header { padding: 20px 0; }
    .menu-toggle { display: flex; }
    .nav-menu {
        position: fixed; top: 0; right: -100%; width: 100%; height: 100vh;
        background: var(--dark); flex-direction: column; align-items: center; justify-content: center;
        transition: 0.6s; z-index: 1000;
    }
    .nav-menu.active { right: 0; }
    .nav-menu a { font-size: 26px; margin: 20px 0; }
    
    .footer-grid { flex-direction: column; text-align: center; gap: 40px; }
    
    /* Mobil Slider Ayarları */
    .slider-thumbnails { bottom: 20px; gap: 10px; }
    .thumb-item { width: 60px; height: 40px; }
    .slider-arrow { width: 40px; height: 40px; font-size: 14px; }
    .prev { left: 10px; } .next { right: 10px; }
}

/* Slider İçeriğini Ekrana Göre Ölçekle */
.layer-container {
    transform-origin: top left;
    /* Basit bir responsive scale mantığı: 1920px ekranda 1, 375px ekranda küçült */
}
@media (max-width: 1000px) {
    .slider-layer { transform: scale(0.7); transform-origin: top left; }
}
@media (max-width: 500px) {
    .slider-layer { transform: scale(0.4); transform-origin: top left; }
}