/* --- MODERN TASARIM SİSTEMİ --- */
:root {
    --theme-bg-solid: #ffffff; 
    --theme-bg: #ffffff; 
    --theme-surface: #ffffff;
    --text-dark: #1d1d1f;
    --text-gray: #86868b;
    --brand-blue: #2B2E74;     
    --brand-pink: #B37084;
    --brand-gradient: linear-gradient(135deg, var(--brand-blue) 0%, #0071e3 100%);
    --radius-lg: 24px;
    --radius-md: 12px;
    --transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

html { 
    scroll-behavior: smooth; 
    scroll-padding-top: 90px; 
}

* {
    margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', system-ui, sans-serif;
    -webkit-tap-highlight-color: transparent;
}

body {
    background: var(--theme-bg); 
    color: var(--text-dark); 
    overflow-x: hidden; 
    -webkit-font-smoothing: antialiased;
}

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; 
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0;
}

/* --- PRELOADER --- */
#page-loader { position: fixed; inset: 0; background: var(--theme-surface); z-index: 9999; display: flex; justify-content: center; align-items: center; transition: transform 0.8s cubic-bezier(0.86, 0, 0.07, 1), opacity 0.8s ease; }
#page-loader.hidden { transform: translateY(-100%); pointer-events: none; }
.loader-content { display: flex; flex-direction: column; align-items: center; gap: 20px; }
.loader-content img { height: 65px; opacity: 0; animation: logoEntrance 1s ease-out forwards; }
.loader-line { width: 0%; height: 3px; background: var(--brand-gradient); border-radius: 3px; opacity: 0; animation: lineLoad 1.5s ease-out forwards; animation-delay: 0.2s; }
@keyframes logoEntrance { 0% { opacity: 0; transform: scale(0.95) translateY(15px); } 100% { opacity: 1; transform: scale(1) translateY(0); } }
@keyframes lineLoad { 0% { width: 0%; opacity: 0; } 30% { opacity: 1; } 100% { width: 120px; opacity: 1; } }
#page-loader.hidden .loader-content { animation: contentExit 0.6s cubic-bezier(0.86, 0, 0.07, 1) forwards; }
@keyframes contentExit { to { opacity: 0; transform: translateY(-40px) scale(0.9); } }

/* --- MENÜ --- */
nav { position: fixed; top: 0; width: 100%; padding: 16px 5%; display: flex; justify-content: space-between; align-items: center; z-index: 1000; background: #ffffff; border-bottom: 1px solid rgba(0,0,0,0.05); transition: var(--transition); }
.logo-container img { height: 52px; object-fit: contain; z-index: 1002; position: relative;}
.nav-links { display: flex; gap: 24px; list-style: none; align-items: center; }
.nav-links a { color: var(--text-dark); text-decoration: none; font-size: 13px; font-weight: 500; opacity: 0.8; transition: 0.3s; }
.nav-links a:hover { opacity: 1; color: var(--brand-blue); }
.lang-select { background: var(--text-dark); color: #fff; border: none; padding: 6px 10px 6px 14px; border-radius: 24px; font-size: 12px; font-weight: 600; cursor: pointer; transition: 0.3s; margin-left: 10px; outline: none; font-family: 'Inter', sans-serif; }
.lang-select:hover { background: var(--brand-blue); }
.lang-select option { background: var(--theme-surface); color: var(--text-dark); }
.menu-toggle { display: none; flex-direction: column; cursor: pointer; gap: 5px; z-index: 1002; background: none; border: none; }
.menu-toggle span { width: 25px; height: 2px; background: var(--text-dark); transition: var(--transition); border-radius: 2px; }

/* --- SOSYAL MEDYA --- */
.floating-socials { position: fixed; left: 20px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 12px; z-index: 1001; background: #ffffff; padding: 12px 10px; border-radius: 30px; border: 1px solid rgba(0,0,0,0.05); box-shadow: 0 4px 10px rgba(0,0,0,0.1); transition: var(--transition); }
.social-icon { width: 44px; height: 44px; border-radius: 50%; display: flex; justify-content: center; align-items: center; text-decoration: none; color: var(--text-gray); background: var(--theme-surface); box-shadow: 0 4px 10px rgba(0,0,0,0.05); transition: var(--transition); }
.social-icon svg { width: 22px; height: 22px; fill: currentColor; transition: var(--transition); }
.social-icon:hover { transform: scale(1.15) translateX(2px); color: #ffffff; }
.email-icon:hover { background: #EA4335; box-shadow: 0 8px 20px rgba(234, 67, 53, 0.3); }
.phone-icon:hover { background: #007AFF; box-shadow: 0 8px 20px rgba(0, 122, 255, 0.3); }
.wa-icon:hover { background: #25D366; box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3); }
.ig-icon:hover { background: #E1306C; box-shadow: 0 8px 20px rgba(225, 48, 108, 0.3); }
.social-divider { display: none; }
.mobile-lang-wrapper { display: none; }

/* --- ORTAK BAŞLIK VE ALT BAŞLIK STANDARTLARI --- */
.hero-split-card h1, 
.hero-split-card h2,
.about-text h2, 
.marquee-gallery-section h2, 
.products-header h2, 
.belgeler-title, 
.contact-title {
    font-family: 'Inter', system-ui, sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-dark);
    line-height: 1.2;
    text-transform: none;
}

.hero-split-card p,
.about-text .lead-text,
.marquee-gallery-section p.subtitle,
.products-header p,
.belgeler-desc,
.contact-subtitle {
    font-family: 'Inter', system-ui, sans-serif;
    font-size: clamp(0.95rem, 1.5vw, 1.1rem);
    color: var(--text-gray);
    line-height: 1.6;
    font-weight: 400;
}


/* --- KATMANLI GEÇİŞLER (OVERLAPPING CARDS) & STICKY HERO --- */
.hero-urunler-wrapper {
    position: relative;
    width: 100%;
}

@media (min-width: 1025px) {
    .hero-section {
        position: sticky;
        top: 0;
        z-index: 1;
    }
    #urunler {
        position: relative;
        z-index: 8;
        border-radius: 40px; 
        margin-top: -40px;
        box-shadow: 0 -8px 20px rgba(0,0,0,0.1), 0 8px 20px rgba(0,0,0,0.1); 
    }
    #galeri {
        position: relative;
        z-index: 7;
        margin-top: -40px; 
        padding-top: 140px; 
        border-radius: 0; 
    }
    #hakkimizda {
        position: relative;
        z-index: 8;
        border-radius: 40px; 
        margin-top: -40px;
        box-shadow: 0 -8px 20px rgba(0,0,0,0.1), 0 8px 20px rgba(0,0,0,0.1); 
    }
    #belgeler {
        position: relative;
        z-index: 7;
        margin-top: -40px;
        padding-top: 160px; 
        border-radius: 0;
    }
    #iletisim {
        position: relative;
        z-index: 9;
        border-top-left-radius: 40px;
        border-top-right-radius: 40px;
        margin-top: -40px;
        box-shadow: 0 -8px 20px rgba(0,0,0,0.1); 
    }
    .content-wrapper {
        border-bottom-left-radius: 40px;
        border-bottom-right-radius: 40px;
    }
}

@media (max-width: 1024px) {
    .hero-section {
        position: relative; 
        z-index: 1;
    }
    #urunler {
        position: relative;
        z-index: 8;
        border-radius: 30px;
        margin-top: -30px;
        box-shadow: 0 -6px 15px rgba(0,0,0,0.1), 0 6px 15px rgba(0,0,0,0.1); 
    }
    #galeri {
        position: relative;
        z-index: 7;
        margin-top: -30px;
        padding-top: 130px;
        border-radius: 0;
    }
    #hakkimizda {
        position: relative;
        z-index: 8;
        border-radius: 30px;
        margin-top: -30px;
        box-shadow: 0 -6px 15px rgba(0,0,0,0.1), 0 6px 15px rgba(0,0,0,0.1); 
    }
    #belgeler {
        position: relative;
        z-index: 7;
        margin-top: -30px;
        padding-top: 100px;
        border-radius: 0;
    }
    #iletisim {
        position: relative;
        z-index: 9;
        border-top-left-radius: 30px;
        border-top-right-radius: 30px;
        margin-top: -30px;
        box-shadow: 0 -6px 15px rgba(0,0,0,0.12); 
    }
    .content-wrapper {
        border-bottom-left-radius: 30px;
        border-bottom-right-radius: 30px;
    }
}

#urunler, #galeri, #hakkimizda, #belgeler, #iletisim { background: #ffffff; }

.content-wrapper {
    position: relative;
    z-index: 2;
    background: #ffffff; 
    box-shadow: 0 4px 10px rgba(0,0,0,0.1); 
    transition: margin-bottom 0.3s ease;
}

#footer-reveal-wrapper {
    background: #ffffff; 
}

/* --- HERO KISMI --- */
.hero-section { 
    padding: 120px 5% 40px; 
    min-height: 100vh; 
    display: flex; 
    align-items: center; 
    background: radial-gradient(circle at center, #ffffff 0%, #f8f9fa 50%, #e9ecef 100%); 
}
.hero-split-container { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; width: 100%; max-width: 1400px; margin: 0 auto; }

.hero-split-card { 
    background: #ffffff; 
    border: 1px solid rgba(0, 0, 0, 0.05); 
    border-radius: var(--radius-lg); 
    padding: 70px 50px; 
    display: flex; 
    flex-direction: column; 
    align-items: flex-start; 
    text-align: left; 
    position: relative; 
    box-shadow: 0 4px 12px rgba(15, 30, 60, 0.12); 
    transition: var(--transition); 
    min-height: 600px; 
    overflow: visible; 
}
.hero-split-card:hover { 
    transform: translateY(-5px); 
    box-shadow: 0 10px 25px rgba(15, 30, 60, 0.18); 
    background: #ffffff; 
}

.hero-split-card h1, .hero-split-card h2 { margin-bottom: 15px; max-width: 65%; position: relative; z-index: 4; }
.hero-split-card p { max-width: 65%; margin-bottom: 40px; position: relative; z-index: 4; }
.gradient-text { background: var(--brand-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-split-img { position: absolute; right: -50px; bottom: -30px; width: 55%; height: 115%; display: flex; align-items: flex-end; justify-content: center; background: transparent; animation: float 6s ease-in-out infinite; z-index: 5; pointer-events: none; will-change: transform; }
.hero-split-img img { max-width: 100%; max-height: 100%; object-fit: contain; filter: drop-shadow(-4px 6px 12px rgba(0,0,0,0.18)); transform: translateZ(0); }
@keyframes float { 0% { transform: translateY(0px); } 50% { transform: translateY(-10px); } 100% { transform: translateY(0px); } }

.btn { background: #0071e3; color: #fff; padding: 12px 28px; border-radius: 24px; text-decoration: none; font-weight: 500; font-size: 14px; text-transform: none; letter-spacing: 0; transition: 0.3s; display: inline-flex; justify-content: center; align-items: center; cursor: pointer; border: none; position: relative; z-index: 4; box-shadow: none; }
.btn:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 8px 20px rgba(0, 113, 227, 0.3); }

.logo-badge.hero-logo-badge { 
    position: absolute; bottom: 50px; left: 50px; margin: 0; z-index: 4; 
    padding: 6px 16px 6px 20px; gap: 12px;
    background: #ffffff; 
    border: 1px solid rgba(0,0,0,0.06); box-shadow: 0 4px 10px rgba(0,0,0,0.08); 
}
.logo-badge.hero-logo-badge .badge-text { font-size: 10px; }
.logo-badge.hero-logo-badge .products-brand-logo { height: 16px; }
.logo-badge.hero-logo-badge .badge-divider { height: 16px; }

@media (min-width: 1025px) {
    [dir="rtl"] .hero-split-img { right: auto; left: -50px; }
    [dir="rtl"] .logo-badge.hero-logo-badge { left: auto; right: 50px; }
}
[dir="rtl"] .hero-split-card { text-align: right; }

/* --- HAKKIMIZDA BÖLÜMÜ --- */
.about-section { padding: 120px 5%; background: #ffffff; border-top: 1px solid rgba(0,0,0,0.05); border-bottom: 1px solid rgba(0,0,0,0.05); }
.about-container { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; max-width: 1200px; margin: 0 auto; width: 100%; }
.about-text h2 { margin-bottom: 10px; }
.about-text h3 { font-size: 1.5rem; font-weight: 500; }

.about-text .lead-text { margin-bottom: 25px; border-left: 3px solid var(--brand-blue); padding-left: 20px; }
[dir="rtl"] .about-text .lead-text { border-left: none; border-right: 3px solid var(--brand-blue); padding-left: 0; padding-right: 20px; }

.about-features-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 25px; }
.about-feature-item { background: #ffffff; border: 1px solid rgba(0,0,0,0.04); padding: 20px; border-radius: var(--radius-md); box-shadow: 0 4px 10px rgba(0,0,0,0.05); transition: var(--transition); }
.about-feature-item:hover { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(0,0,0,0.12); border-color: rgba(43, 46, 116, 0.1); }
.about-feature-item h4 { font-size: 1.05rem; color: var(--brand-blue); margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.about-feature-item h4::before { content: ''; display: block; width: 6px; height: 6px; background: var(--brand-gradient); border-radius: 50%; }
.about-feature-item p { font-size: 0.9rem; margin-bottom: 0; line-height: 1.6; color: var(--text-gray); }

.about-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 6px 18px rgba(0,0,0,0.18); height: 600px; }
.about-image img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.about-image:hover img { transform: scale(1.03); }

@media (min-width: 1025px) {
    .about-image { height: 480px; width: 115%; }
    [dir="rtl"] .about-image { width: 115%; margin-right: 0; margin-left: -15%; }
}

.about-stats { 
    position: absolute; bottom: 20px; left: 20px; right: 20px; 
    background: #ffffff; 
    padding: 25px 15px; border-radius: var(--radius-md); 
    display: flex; justify-content: space-evenly; align-items: center; text-align: center; 
    box-shadow: 0 4px 10px rgba(0,0,0,0.12); 
    border: 1px solid rgba(0,0,0,0.05); 
}

@media (min-width: 1025px) {
    .about-stats {
        background: #ffffff; 
        border: 1px solid rgba(0, 0, 0, 0.05);
    }
}

/* --- HAREKETLİ GALERİ --- */
.mobile-gallery-nav { display: none; }
.marquee-gallery-section { padding: 100px 0; background: #ffffff; text-align: center; overflow: hidden; border-bottom: 1px solid rgba(0,0,0,0.05); }
.marquee-gallery-section h2 { margin-bottom: 15px; }
.marquee-gallery-section p.subtitle { margin-bottom: 50px; }
.marquee-wrapper { position: relative; display: flex; width: 100%; overflow: hidden; padding: 40px 0; }
.marquee-wrapper::before, .marquee-wrapper::after { content: ''; position: absolute; top: 0; width: 15vw; height: 100%; z-index: 20; pointer-events: none; }
.marquee-wrapper::before { left: 0; background: linear-gradient(to right, #ffffff 0%, transparent 100%); }
.marquee-wrapper::after { right: 0; background: linear-gradient(to left, #ffffff 0%, transparent 100%); }
.marquee-track { display: flex; flex-wrap: nowrap; width: max-content; animation: scrollMarquee 40s linear infinite; will-change: transform; transform: translateZ(0); }
.marquee-track:hover { animation-play-state: paused; }
.marquee-content { display: flex; flex-wrap: nowrap; flex-shrink: 0; gap: 30px; padding-right: 30px; }
.marquee-item { width: 350px; min-width: 350px; flex-shrink: 0; height: 500px; border-radius: var(--radius-lg); overflow: hidden; position: relative; z-index: 1; box-shadow: 0 4px 10px rgba(0,0,0,0.08); transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s cubic-bezier(0.16, 1, 0.3, 1); cursor: default; border: 1px solid rgba(0,0,0,0.03); background: #fff; }
.marquee-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
.marquee-item:hover { transform: scale(1.08) translateY(-10px); z-index: 50; box-shadow: 0 10px 30px rgba(0,0,0,0.2); }
.marquee-item:hover img { transform: scale(1.05); }
@keyframes scrollMarquee { 0% { transform: translateX(0); } 100% { transform: translateX(calc(-50%)); } }

/* --- ÜRÜNLER KISMI --- */
.grid-section { padding: 100px 5%; text-align: center; }
.products-header { display: flex; flex-direction: column; align-items: center; justify-content: center; margin-bottom: 40px; text-align: center; }

.logo-badge { background: #fff; padding: 8px 20px 8px 24px; border-radius: 30px; box-shadow: 0 2px 6px rgba(0,0,0,0.08); border: 1px solid rgba(0,0,0,0.06); display: inline-flex; align-items: center; gap: 15px; transition: var(--transition); width: max-content; }
.logo-badge:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.12); }
.badge-text { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--text-gray); }
.badge-divider { width: 1px; height: 20px; background: rgba(0,0,0,0.1); }
.products-brand-logo { height: 20px; object-fit: contain; }

.product-filter-wrapper { display: flex; justify-content: center; margin-top: 15px; }
.product-filter { display: inline-flex; background: rgba(0,0,0,0.04); border-radius: 30px; padding: 6px; }
.filter-btn { border: none; background: transparent; padding: 10px 24px; border-radius: 30px; font-size: 14px; font-weight: 600; cursor: pointer; color: var(--text-gray); transition: all 0.3s ease; font-family: 'Inter', sans-serif; }
.filter-btn.active { background: var(--text-dark); color: #fff; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.filter-btn:hover:not(.active) { color: var(--text-dark); }

.product-carousel-container { position: relative; width: 100%; max-width: 1355px; margin: 0 auto; overflow: hidden; padding-bottom: 20px; }
.product-carousel { display: flex; gap: 25px; overflow-x: auto; padding: 30px 0 40px 0; scroll-snap-type: x mandatory; scrollbar-width: none; -ms-overflow-style: none; scroll-behavior: smooth; }
.product-carousel::-webkit-scrollbar { display: none; }

/* MASAÜSTÜ ORİJİNAL KART */
.product-card { 
    flex: 0 0 320px; background: #ffffff; border-radius: 24px; padding: 40px 30px; display: flex; flex-direction: column; align-items: center; text-align: center; scroll-snap-align: start; border: 1px solid rgba(0,0,0,0.03); box-shadow: 0 3px 8px rgba(0,0,0,0.05); transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1); animation: fadeInCard 0.5s ease forwards; position: relative; 
}
.product-card:hover { transform: translateY(-8px); box-shadow: 0 12px 30px rgba(0,0,0,0.12); border-color: rgba(0,0,0,0.06); }

.p-card-img-wrap { width: 100%; height: 312px; background: transparent; margin-bottom: 30px; display: flex; justify-content: center; align-items: center; padding: 0; animation: float 6s ease-in-out infinite; transform: translateZ(0); }
.product-card:nth-child(even) .p-card-img-wrap { animation-delay: 1.5s; }
.product-card:nth-child(3n) .p-card-img-wrap { animation-delay: 3s; }
.p-card-img-wrap img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1); transform: scale(1) translateZ(0); mix-blend-mode: multiply; }
.product-card:hover .p-card-img-wrap { will-change: transform; }
.product-card:hover .p-card-img-wrap img { transform: scale(1.12) translateZ(0); will-change: transform; }

.p-card-title { font-size: 1.5rem; font-weight: 700; margin-bottom: 12px; color: var(--text-dark); letter-spacing: -0.02em; }
.p-card-desc { font-size: 0.95rem; color: var(--text-gray); line-height: 1.6; min-height: 70px; margin-bottom: 30px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;}
.p-card-actions { display: flex; align-items: center; justify-content: center; gap: 15px; margin-top: auto; width: 100%; }

/* MASAÜSTÜ ORİJİNAL BUTON */
.btn-blue { background: #0071e3; color: #fff; border: none; padding: 12px 28px; border-radius: 24px; font-size: 14px; font-weight: 500; text-transform: none; letter-spacing: 0; cursor: pointer; transition: 0.3s; text-decoration: none; position: relative; z-index: 20; }
.btn-blue:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 8px 20px rgba(0, 113, 227, 0.3); }

.carousel-nav { display: flex; justify-content: flex-end; gap: 12px; margin-top: -15px; } 
.c-nav-btn { width: 44px; height: 44px; border-radius: 50%; border: none; background: rgba(0,0,0,0.05); color: var(--text-dark); font-size: 16px; cursor: pointer; transition: 0.3s; display: flex; align-items: center; justify-content: center; }
.c-nav-btn:hover { background: #0071e3; color: #ffffff; transform: scale(1.05); box-shadow: 0 4px 12px rgba(0, 113, 227, 0.3); border-color: #0071e3; }

@keyframes fadeInCard { from { opacity: 0; transform: scale(0.95) translateY(10px); } to { opacity: 1; transform: scale(1) translateY(0); } }
@media (max-width: 1400px) { .product-carousel-container { max-width: 1010px; } }
@media (max-width: 1050px) { .product-carousel-container { max-width: 665px; } }

/* --- DETAY MODALI --- */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.85); z-index: 2000; display: flex; justify-content: center; align-items: center; opacity: 0; visibility: hidden; pointer-events: none; transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); }
.modal-overlay.active { opacity: 1; visibility: visible; pointer-events: auto; }

/* İLK AÇILIŞ: 1100px Orijinal Boyut */
.modal-container { 
    background: #ffffff; 
    width: 95%; 
    max-width: 1100px; 
    min-height: 520px; 
    max-height: 90vh; 
    border-radius: var(--radius-lg); 
    padding: 55px 40px 40px 40px; 
    position: relative; 
    transform: translateY(50px) scale(0.95); 
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1); 
    box-shadow: 0 40px 80px rgba(0,0,0,0.2); 
    display: flex; 
    flex-direction: row; 
    gap: 40px; 
    align-items: stretch; 
    overflow: hidden; 
    overscroll-behavior: contain;
}
.modal-overlay.active .modal-container { transform: translateY(0) scale(1); }

/* TEKNİK ÖZELLİKLER AÇILDIĞINDA: Sağa Doğru Genişler (1350px) */
.modal-container.show-features {
    max-width: 1350px; 
    max-height: 85vh; 
}

.modal-close { position: absolute; top: 15px; right: 15px; background: rgba(0,0,0,0.05); border: none; width: 40px; height: 40px; border-radius: 50%; font-size: 24px; cursor: pointer; color: var(--text-dark); display: flex; align-items: center; justify-content: center; transition: 0.3s; z-index: 50; }
.modal-close:hover { background: #0071e3; color: #ffffff; transform: rotate(90deg); box-shadow: 0 4px 12px rgba(0, 113, 227, 0.3); }
.modal-info { flex: 1; display: flex; flex-direction: column; justify-content: flex-start; max-width: 45%; transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1); opacity: 1; transform: scale(1); }
.modal-container.preview-active .modal-info { opacity: 0; transform: scale(0.95); pointer-events: none; }

/* Sol Panel %42'ye Genişletildi ve Metin Tamamen Açıldı */
.modal-container.show-features .modal-info { 
    max-width: 42%; 
    display: grid;
    grid-template-columns: 180px 1fr; 
    grid-template-rows: auto auto auto auto 1fr auto;
    gap: 0 20px;
    align-items: start;
}

.modal-container.show-features .modal-logo-badge { grid-column: 1 / -1; margin-bottom: 15px; }
.modal-container.show-features .modal-title { grid-column: 1 / -1; margin-bottom: 10px; }
.modal-container.show-features .desc-wrapper { grid-column: 1 / -1; margin-bottom: 10px; }
.modal-container.show-features .modal-desc { 
    display: block; 
    -webkit-line-clamp: unset; 
    overflow: visible; 
}
.modal-container.show-features .read-more-btn { display: none; }

.modal-container.show-features .modal-tags { grid-column: 1 / -1; margin-bottom: 15px; }

/* Renk Seçenekleri ve Kılavuzlar Sol Sütunda Alt Alta */
.modal-container.show-features .modal-meta-grid { 
    grid-column: 1 / 2; 
    grid-row: 5 / 6; 
    display: flex; 
    flex-direction: column; 
    gap: 20px; 
    margin: 0; 
    padding-top: 10px;
}

/* -------------------------------------------------------------
   ÖNEMLİ DÜZELTME: GÖRSELİN BAŞLANGIÇTA GİZLİ KALMASINI SAĞLAR
--------------------------------------------------------------*/
.side-feature-image { 
    display: none; 
    opacity: 0; 
    width: 100%; 
    margin-top: auto; 
    margin-bottom: 20px; 
    align-items: center; 
    justify-content: center; 
    flex: 1; 
    min-height: 300px; 
}
.side-feature-image img { 
    max-width: 100%; 
    max-height: 400px; 
    object-fit: contain; 
    mix-blend-mode: multiply; 
    transition: transform 0.1s ease-out, opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1); 
    cursor: zoom-in;
}
.side-feature-image img.fade-out { opacity: 0; }
/* --------------------------------------------------------------*/

/* Görsel Asla Kaybolmaz, Sol Paneli Tam Doldurur */
.modal-container.show-features .side-feature-image { 
    display: flex; 
    opacity: 1;
    animation: none; 
    grid-column: 1 / -1; 
    grid-row: 5 / 6; 
    align-items: center; 
    justify-content: center; 
    margin: 0; 
    height: 100%;
    min-height: 150px; 
    padding: 10px 0; 
}

/* Yeni: Eğer renk/kılavuz kutusu varsa, görseli otomatik 2. sütuna kaydırır */
.modal-container.show-features .modal-meta-grid ~ .side-feature-image {
    grid-column: 2 / 3;
}

.modal-container.show-features .side-feature-image img { 
    max-height: 100%; 
    width: 100%; 
    height: 100%; 
    object-fit: contain; 
    transform: none; 
    transform-origin: center center;
}

.modal-container.show-features .modal-info.text-expanded .side-feature-image { 
    display: flex; 
}

.modal-container.show-features .features-btn-wrapper { 
    grid-column: 1 / -1; 
    grid-row: 6 / 7; 
    margin-top: 20px; 
}

.modal-logo-badge { margin-bottom: 20px; align-self: flex-start; }
.modal-title { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 700; background: var(--brand-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-bottom: 15px; letter-spacing: -0.03em;}

.desc-wrapper { position: relative; margin-bottom: 15px; }
.modal-desc { font-size: 0.95rem; color: var(--text-gray); line-height: 1.6; margin-bottom: 5px; transition: all 0.4s ease; }
.modal-desc.line-clamp { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.read-more-btn { background: none; border: none; color: var(--brand-blue); font-size: 0.90rem; font-weight: 600; cursor: pointer; padding: 0; text-decoration: underline; transition: 0.3s; display: inline-block; }
.read-more-btn:hover { color: var(--brand-pink); }

.modal-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 5px; margin-bottom: 20px; }
.modal-tag { background: #ffffff; border: 1px solid rgba(0,0,0,0.08); padding: 6px 14px; border-radius: 24px; font-size: 0.8rem; font-weight: 600; color: var(--text-gray); }

.modal-meta-grid { display: flex; gap: 30px; margin-top: 5px; margin-bottom: 25px; flex-wrap: wrap; }
.color-picker-title, .manuals-title { font-size: 0.85rem; color: var(--text-gray); margin-bottom: 8px; font-weight: 500; }
.color-picker { display: flex; gap: 10px; align-items: center; }
.color-swatch { width: 28px; height: 28px; border-radius: 50%; cursor: pointer; border: 2px solid rgba(0,0,0,0.05); transition: 0.3s cubic-bezier(0.16, 1, 0.3, 1); box-shadow: 0 2px 5px rgba(0,0,0,0.08); position: relative; }
.color-swatch::after { content: ''; position: absolute; top: -5px; left: -5px; right: -5px; bottom: -5px; border-radius: 50%; border: 2px solid var(--brand-blue); opacity: 0; transform: scale(0.8); transition: 0.3s cubic-bezier(0.16, 1, 0.3, 1); }
.color-swatch.active::after { opacity: 1; transform: scale(1); }
.color-swatch:hover { transform: scale(1.1); }
.swatch-siyah { background-color: #1a1a1a; }
.swatch-beyaz { background-color: #fcfcfc; border: 1px solid rgba(0,0,0,0.1); }
.swatch-antrasit { background-color: #4a4d52; }
.swatch-silver { background-color: #d1d5d8; }

.manuals-list { display: flex; flex-direction: column; gap: 6px; }
.manual-link { display: inline-flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--text-dark); opacity: 0.8; font-weight: 500; text-decoration: none; }
.manual-link:hover { opacity: 1; color: var(--brand-blue); text-decoration: underline; }
.manual-link svg { width: 14px; height: 14px; stroke: currentColor; opacity: 0.7; }

@keyframes fadeInSideImg { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
.features-btn-wrapper { margin-top: auto; display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-start; width: 100%; }

.btn-features { background: #0071e3; color: #fff; padding: 12px 24px; border-radius: 24px; font-size: 14px; font-weight: 500; text-transform: none; letter-spacing: 0; border: none; cursor: pointer; transition: 0.3s; display: inline-flex; align-items: center; justify-content: center; gap: 8px; flex: 1; box-shadow: none; }
.btn-features:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 8px 20px rgba(0, 113, 227, 0.3); }
.btn-video { background: linear-gradient(135deg, #b81438 0%, #eb2b56 100%); color: #fff; padding: 12px 24px; border-radius: 24px; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; border: none; cursor: pointer; transition: 0.3s; display: inline-flex; align-items: center; justify-content: center; gap: 8px; flex: 1; }
.btn-video:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 8px 20px rgba(235, 43, 86, 0.3); }

/* =========================================================================
   GÜNCELLEME: Özellikler Açıldığında Butonun Yuvarlak Geri Okuna Dönüşmesi
========================================================================== */
.modal-container.show-features .btn-features {
    flex: 0 0 46px;
    width: 46px;
    height: 46px;
    padding: 0;
    border-radius: 50%;
    background: rgba(0, 113, 227, 0.08);
    color: #0071e3;
    box-shadow: none;
}
.modal-container.show-features .btn-features:hover {
    background: #0071e3;
    color: #ffffff;
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 6px 15px rgba(0, 113, 227, 0.2);
}
.modal-container.show-features .btn-features span,
.modal-container.show-features .btn-features svg {
    display: none; 
}
.modal-container.show-features .btn-features::before {
    content: '';
    display: block;
    width: 22px;
    height: 22px;
    background-color: currentColor;
    -webkit-mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><line x1="19" y1="12" x2="5" y2="12"></line><polyline points="12 19 5 12 12 5"></polyline></svg>') center/contain no-repeat;
    mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><line x1="19" y1="12" x2="5" y2="12"></line><polyline points="12 19 5 12 12 5"></polyline></svg>') center/contain no-repeat;
}
/* ========================================================================= */

.modal-dynamic-area { flex: 1; position: relative; display: block; overflow: hidden; border-radius: var(--radius-md); }
.modal-features-wrap { position: absolute; top: 0; left: 0; width: 100%; height: 100%; overflow-y: auto; padding-right: 20px; display: flex; flex-direction: column; opacity: 0; transform: translateX(100%); visibility: hidden; pointer-events: none; transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1); overscroll-behavior: contain; }
.modal-features-wrap::-webkit-scrollbar { width: 6px; }
.modal-features-wrap::-webkit-scrollbar-track { background: rgba(0,0,0,0.02); border-radius: 10px; }
.modal-features-wrap::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 10px; }

.modal-gallery-wrap { position: relative; opacity: 1; transform: translateX(0) scale(1); visibility: inherit; display: flex; flex-direction: row; gap: 20px; align-items: stretch; width: 100%; transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1); }
.modal-main-preview { flex: 1; min-height: 400px; background: transparent; display: flex; align-items: center; justify-content: center; position: relative; border: none; box-shadow: none; }
.modal-main-preview img { max-width: 90%; max-height: 400px; object-fit: contain; filter: none; mix-blend-mode: multiply; transition: transform 0.1s ease-out, opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1); }
.modal-gallery { flex: 0 0 215px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; align-content: start; padding: 2px 8px 15px 2px; overflow-y: auto; overflow-x: hidden; max-height: 450px; overscroll-behavior: contain; }
.modal-gallery.single-col { flex: 0 0 110px; grid-template-columns: 1fr; }
.modal-gallery::-webkit-scrollbar { width: 5px; }
.modal-gallery::-webkit-scrollbar-track { background: rgba(0,0,0,0.02); border-radius: 10px; }
.modal-gallery::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.12); border-radius: 10px; }

.modal-gallery-item { width: 100%; height: 125px; padding: 10px 4px; display: flex; flex-direction: column; align-items: center; justify-content: space-between; background: #ffffff; border-radius: var(--radius-md); border: 1px solid rgba(0,0,0,0.05); transition: var(--transition); cursor: pointer; position: relative; overflow: hidden; }
.modal-gallery-item img { width: 100%; height: 65px; object-fit: contain; margin-bottom: 5px; mix-blend-mode: multiply; transition: transform 0.3s ease; }
.modal-gallery-item span { font-size: 0.65rem; font-weight: 600; color: var(--text-dark); background: transparent; padding: 4px 6px; border-radius: 12px; margin-top: auto; white-space: normal; text-align: center; line-height: 1.1; }
.modal-gallery-item:hover { transform: translateY(-2px) scale(1.03); border-color: rgba(43, 46, 116, 0.2); }
.modal-gallery-item:hover img { transform: scale(1.08); }
.modal-gallery-item.active { border: 2px solid var(--brand-blue); }
.main-preview-img.fade-out { opacity: 0; }
.gallery-nav-btn { display: none; }

.features-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; background: #f8f9fa; padding: 12px 18px; border-radius: 12px; border: 1px solid rgba(0,0,0,0.04); }
.features-header h3 { font-size: 1.25rem; font-weight: 700; color: var(--text-dark); letter-spacing: -0.01em; display: flex; align-items: center; gap: 10px; margin: 0; text-transform: none; }
.features-header h3::before { content: ''; display: block; width: 8px; height: 8px; background: var(--brand-gradient); border-radius: 3px; }
.features-header h3.dimensions-title { font-size: 1.25rem; margin-top: 0; }
.features-header h3.dimensions-title::before { background: var(--text-gray); }
.features-header.dimensions-header { margin-top: 20px; margin-bottom: 15px; padding-top: 12px; border-top: 1px solid rgba(0,0,0,0.04); }
.btn-back { background: #0071e3; border: none; color: #ffffff; font-weight: 600; cursor: pointer; display: flex; align-items: center; gap: 6px; font-size: 0.75rem; transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); padding: 8px 16px; border-radius: 30px; box-shadow: 0 4px 10px rgba(0, 113, 227, 0.2); }
.btn-back svg { width: 16px; height: 16px; }
.btn-back:hover { color: #ffffff; background: #005bb5; box-shadow: 0 6px 15px rgba(0, 113, 227, 0.3); transform: translateY(-2px); }
.btn-back svg { transition: 0.3s; }
.btn-back:hover svg { transform: translateX(-4px); }

/* Kurumsal Soft Premium Kart Stilleri */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 16px 12px; padding-bottom: 20px; align-items: start; }
.feature-card { 
    background: transparent; 
    border-radius: 0; 
    padding: 0; 
    text-align: center; 
    border: none; 
    box-shadow: none; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: flex-start; 
    gap: 10px; 
    cursor: zoom-in; 
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    z-index: 1;
}
.feature-card:hover { 
    transform: translateY(-6px); 
    z-index: 10; 
}
.feature-card img { 
    background: #ffffff;
    width: 100%; 
    height: 130px; 
    padding: 5px;
    border-radius: 12px;
    border: 1px solid rgba(0,0,0,0.04);
    box-shadow: 0 4px 10px rgba(0,0,0,0.02);
    object-fit: cover; 
    object-position: center; 
    mix-blend-mode: multiply; 
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
} 
.feature-card:hover img { 
    transform: scale(1.05);
    box-shadow: 0 15px 35px rgba(0,0,0,0.08); 
    border-color: rgba(43, 46, 116, 0.15);
}
.feature-card h4 { 
    font-size: 0.68rem; 
    color: var(--text-dark); font-weight: 600; line-height: 1.4; text-align: center; margin: 0; background: #ffffff;
    padding: 6px 12px;
    border-radius: 30px;
    border: 1px solid rgba(0,0,0,0.05);
    box-shadow: 0 4px 10px rgba(0,0,0,0.02);
    transition: all 0.4s ease;
    width: auto;
    max-width: 100%;
}
.feature-card:hover h4 {
    background: #0071e3;
    color: #ffffff;
    box-shadow: 0 6px 15px rgba(0, 113, 227, 0.2);
    border-color: #0071e3;
}
.full-width-card { grid-column: auto; } 

.drawings-grid { display: grid; gap: 15px; padding-bottom: 20px; }
.drawings-grid.col-1 { grid-template-columns: 1fr; }
.drawings-grid.col-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.drawings-grid.col-3 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); } 
.drawing-card { 
    background: #ffffff; 
    border-radius: 12px; 
    padding: 10px; 
    text-align: center; 
    border: 1px solid rgba(0,0,0,0.04); 
    box-shadow: 0 4px 10px rgba(0,0,0,0.02); 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
    cursor: zoom-in; 
    position: relative;
    z-index: 1;
}
.drawing-card:hover { 
    transform: translateY(-6px); 
    box-shadow: 0 15px 35px rgba(0,0,0,0.08); 
    border-color: rgba(43, 46, 116, 0.15);
    z-index: 10;
}
.drawing-card img { max-width: 100%; max-height: 220px; object-fit: contain; mix-blend-mode: multiply; transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); }
.drawing-card:hover img { transform: scale(1.05); }

/* Kaydırma ve Dinamik Görünüm Geçişleri İçin Sınırlamalar */
.modal-container.show-features .modal-gallery-wrap { position: absolute; top: 0; left: 0; height: 100%; transform: translateX(-50%) scale(0.95); opacity: 0; visibility: hidden; pointer-events: none; }
.modal-container.show-features .modal-features-wrap { position: relative; height: auto; max-height: calc(85vh - 80px); transform: translateX(0); opacity: 1; visibility: inherit; pointer-events: inherit; }

.image-preview-modal { position: fixed; top: 50%; left: calc(50% - 350px); transform: translate(-50%, -50%) scale(0.9); width: 750px; height: 750px; z-index: 2500; opacity: 0; visibility: hidden; transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); display: flex; justify-content: center; align-items: center; pointer-events: none; }
.image-preview-modal.active { opacity: 1; visibility: visible; transform: translate(-50%, -50%) scale(1); pointer-events: none;}
.image-preview-modal img { max-width: 96%; max-height: 96%; object-fit: contain; background-color: #ffffff; padding: 10px; border-radius: var(--radius-lg); box-shadow: 0 20px 40px rgba(0,0,0,0.15); mix-blend-mode: normal; }

/* --- BELGELERİMİZ --- */
.belgeler-section { padding: 120px 5%; background: #ffffff; border-top: 1px solid rgba(0,0,0,0.05); overflow: hidden; width: 100%; }

.belgeler-container { 
    display: grid; 
    grid-template-columns: 1fr 1.15fr;
    gap: 60px; 
    max-width: 1250px; 
    margin: 0 auto; 
    align-items: center; 
    width: 100%; 
    box-sizing: border-box; 
}

.belgeler-info { display: flex; flex-direction: column; align-items: flex-start; text-align: left; min-width: 0; max-width: 100%; }
.belgeler-title { margin-bottom: 15px; word-wrap: break-word; }
.belgeler-desc { margin-bottom: 40px; word-wrap: break-word; }

.cert-features-grid { 
    display: grid; 
    grid-template-columns: repeat(2, 1fr); 
    gap: 24px 20px; 
    width: 100%; 
    min-width: 0; 
}
.cert-feature { 
    display: flex; 
    align-items: center; 
    gap: 16px; 
    background: #ffffff; 
    padding: 18px 20px; 
    border-radius: 16px; 
    border: 1px solid rgba(0,0,0,0.04); 
    box-shadow: 0 4px 15px rgba(0,0,0,0.02); 
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
    min-width: 0; 
    position: relative; 
    overflow: hidden; 
    box-sizing: border-box; 
    z-index: 1; 
}

.cert-feature::before { 
    content: ''; 
    position: absolute; 
    left: 0; 
    bottom: 0; 
    width: 100%; 
    height: 3px; 
    background: var(--brand-gradient); 
    transform: scaleX(0); 
    transform-origin: left; 
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
    z-index: -1; 
}
.cert-feature:hover { 
    transform: translateY(-5px); 
    box-shadow: 0 15px 35px rgba(0,0,0,0.08); 
    border-color: transparent; 
}
.cert-feature:hover::before { 
    transform: scaleX(1); 
}

.cert-feature-icon { 
    width: 46px; 
    height: 46px; 
    background: rgba(43, 46, 116, 0.03); 
    border-radius: 50%; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    color: var(--brand-blue); 
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); 
    flex-shrink: 0; 
}
.cert-feature:hover .cert-feature-icon { 
    background: var(--brand-gradient); 
    color: #fff; 
    box-shadow: 0 8px 20px rgba(43, 46, 116, 0.25); 
    transform: scale(1.1) rotate(5deg); 
}
.cert-feature-icon svg { width: 20px; height: 20px; stroke: currentColor; transition: 0.3s; }

.cert-feature-text { display: flex; flex-direction: column; min-width: 0; }
.cert-feature-text h4 { font-size: 0.95rem; color: var(--text-dark); font-weight: 700; margin-bottom: 2px; overflow-wrap: break-word; word-wrap: break-word; hyphens: auto; letter-spacing: -0.01em; }
.cert-feature-text span { font-size: 0.8rem; color: var(--text-gray); font-weight: 500; overflow-wrap: break-word; word-wrap: break-word; }

html[dir="rtl"] .belgeler-info { align-items: flex-end; text-align: right; }
html[dir="rtl"] .cert-feature { flex-direction: row-reverse; text-align: right; }
html[dir="rtl"] .cert-feature::before { transform-origin: right; }

.belgeler-gallery { 
    position: relative; 
    background: transparent; 
    padding: 0; 
    border-radius: 0; 
    box-shadow: none; 
    border: none;
    width: 100%; 
    min-width: 0; 
    box-sizing: border-box; 
}

.cert-carousel-wrapper { width: 100%; position: relative; padding: 0 25px; box-sizing: border-box; min-width: 0; }
.cert-carousel { display: flex; overflow-x: auto; gap: 24px; scroll-snap-type: x mandatory; -ms-overflow-style: none; scrollbar-width: none; scroll-behavior: smooth; padding: 20px 0; }
.cert-carousel::-webkit-scrollbar { display: none; }

.carousel-btn { position: absolute; top: 50%; transform: translateY(-50%); width: 48px; height: 48px; border-radius: 50%; background: #ffffff; border: 1px solid rgba(0,0,0,0.06); box-shadow: 0 8px 20px rgba(0,0,0,0.08); font-size: 18px; cursor: pointer; z-index: 5; transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); display: flex; align-items: center; justify-content: center; color: var(--text-dark); outline: none; }
.carousel-btn:hover { background: var(--brand-blue); color: #ffffff; border-color: var(--brand-blue); box-shadow: 0 8px 25px rgba(43, 46, 116, 0.3); transform: translateY(-50%) scale(1.1); }
.prev-btn { left: -20px; }
.next-btn { right: -20px; }

.cert-item { 
    flex: 0 0 240px; 
    height: 340px; 
    scroll-snap-align: center; 
    background: #f4f5f7; 
    border-radius: 16px; 
    padding: 20px; 
    border: 1px solid rgba(0,0,0,0.03); 
    box-shadow: 0 10px 30px rgba(0,0,0,0.04); 
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1); 
    cursor: zoom-in; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    position: relative;
}
.cert-item::after { content: ''; position: absolute; inset: 0; border-radius: var(--radius-md); box-shadow: inset 0 0 0 1px rgba(255,255,255,0.5); pointer-events: none; }
.cert-item:hover { transform: scale(1.04) translateY(-8px); box-shadow: 0 20px 40px rgba(0,0,0,0.12); border-color: rgba(43,46,116, 0.1); z-index: 2; }
.cert-item img { 
    max-width: 100%; 
    max-height: 100%; 
    object-fit: contain; 
    mix-blend-mode: multiply; 
    transition: 0.4s ease; 
}
.cert-item:hover img { transform: scale(1.05); }

.doc-lightbox { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.95); z-index: 3000; display: flex; justify-content: center; align-items: center; opacity: 0; visibility: hidden; transition: all 0.3s ease; }
.doc-lightbox.active { opacity: 1; visibility: visible; }
.doc-lightbox img { max-width: 90%; max-height: 90vh; border-radius: 10px; box-shadow: 0 10px 25px rgba(0,0,0,0.3); transform: scale(0.95); transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); object-fit: contain; background-color: #ffffff; padding: 15px; }
.doc-lightbox.active img { transform: scale(1); }
.doc-close { position: absolute; top: 25px; right: 35px; color: #fff; font-size: 40px; cursor: pointer; border: none; background: transparent; transition: 0.3s; z-index: 3001; padding: 10px; }
.doc-close:hover { transform: rotate(90deg); color: var(--brand-pink); }

/* --- İLETİŞİM BÖLÜMÜ --- */
.contact-section { padding: 100px 5%; background: #ffffff; border-top: 1px solid rgba(0,0,0,0.05); border-bottom: 1px solid rgba(0,0,0,0.05); }

.contact-container { max-width: 1200px; margin: 0 auto; width: 100%; }

/* İletişim Bölümü Rozeti Ortalaması */
.contact-section .logo-badge { display: flex; margin: 0 auto 20px auto; }

.contact-title { text-align: center; margin-bottom: 15px; }
.contact-subtitle { text-align: center; margin-bottom: 50px; max-width: 600px; margin-left: auto; margin-right: auto; }

.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; margin-bottom: 60px; align-items: stretch; }

.contact-info-wrapper { display: flex; flex-direction: column; gap: 20px; }
.contact-info-card { display: flex; gap: 20px; padding: 30px; background: #ffffff; border-radius: var(--radius-md); border: 1px solid rgba(0,0,0,0.03); transition: var(--transition); align-items: center; box-shadow: 0 4px 10px rgba(0,0,0,0.1); }
.contact-info-card:hover { transform: translateY(-5px); box-shadow: 0 10px 25px rgba(0,0,0,0.18); border-color: rgba(43, 46, 116, 0.1); }
.c-icon { width: 55px; height: 55px; background: #ffffff; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 2px 6px rgba(0,0,0,0.1); flex-shrink: 0; color: var(--brand-blue); transition: var(--transition); }
.contact-info-card:hover .c-icon { background: var(--brand-blue); color: #ffffff; }
.c-icon svg { width: 24px; height: 24px; stroke: currentColor; stroke-width: 1.5; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.c-details h4 { font-size: 1.1rem; color: var(--text-dark); margin-bottom: 5px; font-weight: 600; }
.c-details p, .c-details a { font-size: 0.95rem; color: var(--text-gray); line-height: 1.6; text-decoration: none; transition: 0.3s; margin: 0; }
.c-details a:hover { color: var(--brand-blue); }

.contact-form { background: #ffffff; padding: 40px; border-radius: var(--radius-lg); box-shadow: 0 10px 25px rgba(0,0,0,0.1); border: 1px solid rgba(0,0,0,0.04); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 8px; color: var(--text-dark); text-transform: uppercase; letter-spacing: 0.5px; }
.form-control { width: 100%; padding: 16px 20px; border: 1px solid rgba(0,0,0,0.08); border-radius: var(--radius-md); font-size: 0.95rem; font-family: 'Inter', sans-serif; background: #fcfcfd; transition: var(--transition); color: var(--text-dark); }
.form-control::placeholder { color: #adb5bd; }
.form-control:focus { outline: none; border-color: var(--brand-blue); background: #ffffff; box-shadow: 0 0 0 4px rgba(43, 46, 116, 0.08); }
textarea.form-control { resize: vertical; min-height: 140px; }
.btn-full { width: 100%; padding: 16px; font-size: 14px; border-radius: var(--radius-md); margin-top: 10px; }

.contact-map { width: 100%; height: 400px; border-radius: var(--radius-lg); overflow: hidden; box-shadow: 0 10px 25px rgba(0,0,0,0.1); border: 1px solid rgba(0,0,0,0.04); }
.contact-map iframe { width: 100%; height: 100%; border: none; }

/* --- ANİMASYONLAR --- */
.fade-up { opacity: 0; transform: translateY(40px); transition: 1s cubic-bezier(0.16, 1, 0.3, 1); will-change: opacity, transform; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* --- FOOTER STİLLER --- */
footer { background: #ffffff; padding: 60px 5% 30px; border-top: 1px solid rgba(0,0,0,0.05); }
.footer-content { max-width: 1200px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 40px; }
.footer-brand { display: flex; justify-content: center; width: 100%; }
.footer-logos { display: flex; align-items: center; justify-content: center; gap: 30px; flex-wrap: wrap; }
.main-footer-logo { height: 45px; filter: grayscale(100%); opacity: 0.6; transition: var(--transition); }
.main-footer-logo:hover { filter: grayscale(0%); opacity: 1; }
.footer-divider { width: 1px; height: 50px; background: rgba(0,0,0,0.1); }
.eurostep-brand { display: flex; flex-direction: column; align-items: flex-start; gap: 5px; }
.eurostep-footer-logo { height: 28px; filter: grayscale(100%); opacity: 0.6; transition: var(--transition); object-fit: contain; }
.eurostep-footer-logo:hover { filter: grayscale(0%); opacity: 1; }
.eurostep-brand span { font-size: 11px; color: var(--text-gray); font-weight: 500; letter-spacing: 0.3px; }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; list-style: none; width: 100%; }
.footer-nav a { color: var(--text-gray); text-decoration: none; font-size: 13px; font-weight: 500; transition: 0.3s; }
.footer-nav a:hover { color: var(--brand-blue); }
.footer-bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(0,0,0,0.05); text-align: center; width: 100%; max-width: 1200px; margin-left: auto; margin-right: auto; }
.footer-text { color: var(--text-gray); font-size: 12px; }

/* --- GELİŞTİRİCİ İMZASI --- */
.developer-credit { text-align: center; padding: 15px 0; font-size: 10px; color: var(--text-gray); opacity: 0.2; background: transparent; transition: opacity 0.3s ease; user-select: none; }
.developer-credit:hover { opacity: 0.6; }

/* --- YARDIMCI SINIFLAR --- */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }
.anim-delay-1000 { animation-delay: 1s; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.mb-25 { margin-bottom: 25px; }
.mb-30 { margin-bottom: 30px; }
.contact-logo-badge { display: flex; margin: 0 auto 20px auto; }
.about-closing-text { font-size: 0.95rem; font-weight: 500; margin-top: 20px; }
.product-highlight { background: rgba(0, 113, 227, 0.08); color: #0071e3; padding: 4px 16px 4px 50px; margin-left: -50px; border-radius: 0 14px 14px 0; font-weight: 600; font-size: 0.95em; display: inline-block; margin-right: 5px; letter-spacing: 0.3px; }

html[dir="rtl"] .product-highlight { margin-left: 5px; margin-right: -50px; padding: 4px 50px 4px 16px; border-radius: 14px 0 0 14px; }


/* --- MOBİL UYUMLULUK KODLARI BURADAN İTİBAREN BAŞLAR --- */
@media (max-width: 1024px) {
    .product-highlight { padding: 6px 16px; margin: 0 auto 12px auto; border-radius: 20px; display: block; width: max-content; background: rgba(0, 113, 227, 0.08); color: #0071e3; font-weight: 700; letter-spacing: 0.5px; }
    html[dir="rtl"] .product-highlight { padding: 6px 16px; margin: 0 auto 12px auto; }
    
    .hero-split-container { grid-template-columns: 1fr; gap: 50px; }
    
    .hero-split-card { padding: 36px 20px 32px 20px; gap: 12px; display: flex; flex-direction: column; align-items: center; text-align: center; overflow: hidden; min-height: auto; height: auto; }
    
    .logo-badge.hero-logo-badge { order: 1; margin: 0 auto 4px auto; position: relative; bottom: auto; left: auto; transform: scale(0.85); z-index: 10; padding: 6px 16px 6px 20px; gap: 12px; }
    .logo-badge.hero-logo-badge .badge-text { font-size: 11px; }
    .logo-badge.hero-logo-badge .products-brand-logo { height: 18px; }
    .logo-badge.hero-logo-badge .badge-divider { height: 18px; }
    
    .hero-split-card h1, .hero-split-card h2 { order: 2; font-size: 1.95rem; line-height: 1.15; margin: 0; max-width: 100%; z-index: 10; }
    .hero-split-card p { order: 3; margin: 0; max-width: 95%; z-index: 10; }
    
    .hero-split-card .btn { order: 4; margin-top: 4px; width: auto; min-width: 160px; padding: 12px 32px; font-weight: 600; border-radius: 24px; box-shadow: 0 4px 15px rgba(0, 113, 227, 0.2); z-index: 10; }
    
    .hero-split-img { order: 5; margin-top: 16px; width: 100%; max-width: 250px; height: auto; position: relative; right: auto; bottom: 0; transform: none; display: flex; align-items: flex-end; }
    .hero-split-img img { object-fit: contain; object-position: bottom center; filter: drop-shadow(0 15px 30px rgba(0,0,0,0.12)); }
    
    .about-container { grid-template-columns: 1fr; gap: 40px; }
    .about-image { height: 400px; }
    
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    
    .modal-container { flex-direction: column; padding: 60px 25px 30px; gap: 20px; overflow-y: auto; overflow-x: hidden; min-height: auto; }
    
    .modal-container.show-features .modal-info { max-width: 100%; display: contents; }
    
    .modal-info { display: contents; }
    .modal-logo-badge { order: 1; align-self: center; margin: 0; }
    .modal-title { order: 2; text-align: center; margin: 0; font-size: 2.2rem; }
    
    .modal-dynamic-area { order: 3; flex: none; max-height: none; overflow: visible; display: flex; flex-direction: column; position: relative; width: 100%; margin: 0; padding-bottom: 0; }
    .modal-main-preview { height: 280px; min-height: auto; margin-bottom: 10px; }
    .modal-main-preview img { max-height: 280px; transform: scale(1); pointer-events: none; }

    .modal-meta-grid { order: 4; flex-direction: row; justify-content: space-between; align-items: flex-start; gap: 10px; width: 100%; margin: 0; }
    .modal-container.show-features .modal-meta-grid { flex-direction: row; width: 100%; margin: 0; padding-top: 0; order: 4; }
    
    .color-picker-wrapper { text-align: left; }
    .color-picker-title { text-align: left; }
    .color-picker { display: grid; grid-template-columns: repeat(2, minmax(28px, max-content)); gap: 10px; justify-content: start; }
    .manuals-wrapper { text-align: right; }
    .manuals-title { text-align: right; }
    .manuals-list { align-items: flex-end; }
    
    .features-btn-wrapper { order: 6; flex-direction: row; flex-wrap: nowrap; justify-content: center; width: 100%; margin: 20px 0 0 0; gap: 12px; }
    .modal-container.show-features .features-btn-wrapper { order: 6; flex-direction: row; flex-wrap: nowrap; justify-content: center; width: 100%; margin: 20px 0 0 0; gap: 12px; }
    .btn-features, .btn-video { flex: 1; width: auto; padding: 12px 5px; font-size: 13px; }
    
    .modal-tags { order: 7; justify-content: center; margin: 0 0 10px 0; }
    .desc-wrapper { order: 8; text-align: center; padding: 0 5px; margin: 0 0 15px 0; }

    .modal-gallery-wrap { position: relative; height: auto; overflow-y: visible; padding-right: 0; flex: none; flex-direction: column; }
    .gallery-scroll-container { position: relative; width: 100%; padding: 0 20px; display: flex; align-items: center; }
    
    .gallery-nav-btn { display: flex; position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 50%; background: #ffffff; border: 1px solid rgba(0,0,0,0.08); box-shadow: 0 4px 12px rgba(0,0,0,0.15); color: var(--text-dark); font-size: 16px; z-index: 20; cursor: pointer; align-items: center; justify-content: center; opacity: 1; pointer-events: auto; visibility: visible; transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); }
    .gallery-nav-btn.prev { left: -5px; }
    .gallery-nav-btn.next { right: -5px; }

    .modal-gallery, .modal-gallery.single-col { flex: none; width: 100%; max-height: none; display: flex; flex-wrap: nowrap; overflow-x: auto; overflow-y: hidden; scroll-snap-type: x mandatory; gap: 10px; padding-bottom: 10px; padding-right: 20px; scroll-padding-right: 20px; scrollbar-width: none; -ms-overflow-style: none; }
    .modal-gallery::-webkit-scrollbar { display: none; }
    .modal-gallery::after { content: ''; flex: 0 0 1px; }
    .modal-gallery-item { flex: 0 0 95px; scroll-snap-align: center; }
    
    .modal-features-wrap { display: none; }
    .modal-container.show-features .modal-gallery-wrap { display: none; }
    .modal-container.show-features .modal-features-wrap { display: flex; position: relative; flex: none; height: auto; max-height: none; overflow: visible; padding: 0; }
    
    .image-preview-modal { display: none; }
    .side-feature-image { display: none !important; }
    .modal-container.show-features .side-feature-image { display: none !important; }

    .features-header { align-items: center; flex-direction: row; justify-content: space-between; gap: 8px; margin-bottom: 20px; padding: 10px 16px; background: #ffffff; border-radius: 12px; width: 100%; border: 1px solid rgba(0,0,0,0.06); box-shadow: 0 2px 5px rgba(0,0,0,0.02); }
    .features-header.dimensions-header { flex-direction: row; margin-top: 25px; padding: 10px 16px; background: #ffffff; border-radius: 12px; border: 1px solid rgba(0,0,0,0.06); box-shadow: 0 2px 5px rgba(0,0,0,0.02); }
    .features-header h3 { font-size: 1.1rem; margin: 0; font-weight: 700; color: var(--text-dark); letter-spacing: -0.01em; text-transform: none; }
    .features-header h3::before { height: 6px; width: 6px; border-radius: 2px; }
    .btn-back { align-self: center; margin: 0; background: #0071e3; color: #ffffff; padding: 6px 16px; border-radius: 30px; font-size: 0.8rem; border: none; box-shadow: 0 2px 8px rgba(0, 113, 227, 0.2); font-weight: 600; }
    
    .modal-container.show-features .desc-wrapper { display: none !important; }

    /* HAREKETLİ GALERİ MOBİL KISMI */
    .marquee-track { animation: none; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; -ms-overflow-style: none; width: 100vw; margin-left: -5vw; padding: 0 5vw; }
    .marquee-track::-webkit-scrollbar { display: none; }
    .marquee-content { padding-right: 0; }
    #marquee-content-2 { display: none; }
    .marquee-item { scroll-snap-align: center; margin-right: 20px; width: 280px; min-width: 280px; height: 400px; }
    .marquee-wrapper::before, .marquee-wrapper::after { display: none; }

    .mobile-gallery-nav { display: flex; position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 50%; background: #ffffff; border: 1px solid rgba(0,0,0,0.08); box-shadow: 0 4px 12px rgba(0,0,0,0.15); color: var(--text-dark); font-size: 16px; z-index: 20; cursor: pointer; align-items: center; justify-content: center; }
    .mobile-gallery-nav.prev { left: 10px; }
    .mobile-gallery-nav.next { right: 10px; }

    /* --- TÜM MOBİL HOVER EFEKTLERİNİ İPTAL ETME (PERFORMANS) --- */
    .hero-split-card, .hero-split-card:hover { transform: none; box-shadow: none; background: #ffffff; }
    .modal-gallery-item, .modal-gallery-item:hover { transform: none; box-shadow: none; border: 1px solid rgba(0,0,0,0.08); }
    .modal-gallery-item.active, .modal-gallery-item.active:hover { border: 2px solid var(--brand-blue); }
    .modal-gallery-item img, .modal-gallery-item:hover img { transform: none; }
    
    .feature-card img, .feature-card:hover img, .feature-card:active img { transform: none; box-shadow: 0 2px 10px rgba(0,0,0,0.03); border: 1px solid rgba(0,0,0,0.06); z-index: 1; }
    .feature-card h4 { background: #ffffff; color: var(--text-dark); box-shadow: 0 2px 8px rgba(0,0,0,0.02); border-color: rgba(0,0,0,0.05); }
    .feature-card:active h4, .feature-card:hover h4 { background: #0071e3; color: #ffffff; border-color: #0071e3; }
    
    .drawing-card, .drawing-card:hover, .drawing-card:active { transform: none; box-shadow: none; border: 1px solid rgba(0,0,0,0.08); z-index: 1; }
    .drawing-card img, .drawing-card:hover img, .drawing-card:active img { transform: none; }
    
    .cert-feature, .cert-feature:hover { transform: none; box-shadow: 0 4px 15px rgba(0,0,0,0.02); border-color: rgba(0,0,0,0.04); }
    .cert-feature::before { display: none; }
    .cert-feature:hover .cert-feature-icon { transform: none; background: rgba(43, 46, 116, 0.03); color: var(--brand-blue); box-shadow: none; }

    .cert-item, .cert-item:hover { transform: none; box-shadow: 0 10px 30px rgba(0,0,0,0.04); border: 1px solid rgba(0,0,0,0.03); z-index: 1; }
    .cert-item img, .cert-item:hover img { transform: none; }
    
    .contact-info-card, .contact-info-card:hover { transform: none; box-shadow: none; border: 1px solid rgba(0,0,0,0.08); }
    .contact-form { box-shadow: none; border: 1px solid rgba(0,0,0,0.08); }
    
    .marquee-item, .marquee-item:hover { transform: none; box-shadow: none; border: 1px solid rgba(0,0,0,0.08); }
    .marquee-item img, .marquee-item:hover img { transform: none; }
    
    .product-card, .product-card:hover { transform: none; box-shadow: none; }
    .p-card-img-wrap, .p-card-img-wrap img, .product-card:hover .p-card-img-wrap img { transform: none; animation: none; }

    /* Butonlarda asılı kalan (sticky) hover sorununu çözer */
    .btn, .btn:hover, .btn-blue, .btn-blue:hover, .btn-features, .btn-features:hover, .btn-video, .btn-video:hover, .btn-back:hover { transform: none !important; box-shadow: none !important; }
    .modal-container.show-features .btn-features:hover { transform: none !important; box-shadow: none !important; background: rgba(0, 113, 227, 0.08); color: #0071e3; }
    .gallery-nav-btn:hover { transform: translateY(-50%) !important; box-shadow: 0 4px 12px rgba(0,0,0,0.15) !important; background: #ffffff !important; color: var(--text-dark) !important; border-color: rgba(0,0,0,0.08) !important; }
    .mobile-gallery-nav:hover { transform: translateY(-50%) !important; box-shadow: 0 4px 12px rgba(0,0,0,0.15) !important; background: #ffffff !important; color: var(--text-dark) !important; border-color: rgba(0,0,0,0.08) !important; }
    
    nav, .floating-socials, .hero-split-card, .about-stats, .modal-overlay, .doc-lightbox { backdrop-filter: none; -webkit-backdrop-filter: none; }
    nav { background: #ffffff !important; }
    .modal-overlay { background: rgba(0, 0, 0, 0.85); }
    .doc-lightbox { background: rgba(0, 0, 0, 0.95); }
    .features-grid { grid-template-columns: repeat(2, 1fr); gap: 20px 12px; }
    .feature-card { background: transparent; padding: 0; border-radius: 0; box-shadow: none; border: none; gap: 12px; }
    .full-width-card { grid-column: auto; }
    .feature-card img { background: #ffffff; mix-blend-mode: multiply; height: 120px; width: 100%; padding: 4px; border-radius: 12px; box-shadow: 0 2px 8px rgba(0,0,0,0.02); border: 1px solid rgba(0,0,0,0.04); object-fit: cover; object-position: center; }
    .feature-card h4 { font-size: 0.75rem; font-weight: 600; padding: 6px 12px; border-radius: 20px; color: var(--brand-blue); background: #ffffff; border: 1px solid rgba(0,0,0,0.05); box-shadow: 0 2px 8px rgba(0,0,0,0.02); }
    .drawings-grid.col-1, .drawings-grid.col-2, .drawings-grid.col-3 { grid-template-columns: 1fr; gap: 16px; }
    .drawing-card { background: #ffffff; padding: 8px; border-radius: 12px; box-shadow: 0 2px 8px rgba(0,0,0,0.02); border: 1px solid rgba(0,0,0,0.04); }
    .drawing-card img { background: transparent; mix-blend-mode: multiply; max-height: 240px; }
    .modal-main-preview img, .modal-gallery-item img { mix-blend-mode: normal; background-color: transparent; }
    .hero-split-img { animation: none; will-change: auto; }
    .btn-video { margin-left: 0; margin-top: 0; }
}

@media (max-width: 900px) {
    .hero-section { padding-bottom: 120px; }
    .floating-socials { left: 50%; top: auto; bottom: 15px; transform: translateX(-50%); flex-direction: row; padding: 12px 20px; gap: 12px; border-radius: 40px; background: #ffffff; border: 1px solid rgba(0,0,0,0.06); box-shadow: 0 -2px 10px rgba(0,0,0,0.1); }
    .social-divider { display: block; width: 1px; height: 24px; background: rgba(0,0,0,0.1); margin: 0 2px; align-self: center; }
    .mobile-lang-wrapper { display: flex; align-items: center; position: relative; }
    .mobile-lang-select { appearance: none; -webkit-appearance: none; background: var(--theme-surface); color: var(--text-dark); border: none; height: 40px; padding: 0 24px 0 16px; border-radius: 30px; font-size: 13px; font-weight: 700; font-family: 'Inter', sans-serif; box-shadow: 0 4px 10px rgba(0,0,0,0.05); cursor: pointer; outline: none; transition: var(--transition); }
    .mobile-lang-wrapper::after { content: '▼'; font-size: 9px; position: absolute; right: 12px; pointer-events: none; color: var(--text-dark); opacity: 0.7; }
    .social-icon { width: 40px; height: 40px; }
    .social-icon svg { width: 18px; height: 18px; }
    .menu-toggle { display: flex; }
    .nav-links { position: fixed; top: 0; right: -100%; width: 100%; height: 100vh; background: #ffffff; flex-direction: column; justify-content: center; transition: 0.4s ease-in-out; }
    .nav-links.active { right: 0; }
    .nav-links a { font-size: 1.5rem; font-weight: 600; }
    .lang-select { font-size: 1.2rem; padding: 10px 25px; margin-top: 20px;}
    .menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .menu-toggle.active span:nth-child(2) { opacity: 0; }
    .menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .contact-info-card { padding: 20px; }
}

@media (max-width: 768px) {
    .about-features-grid { grid-template-columns: 1fr; gap: 15px; }
    
    /* BELGELER MOBİL İÇİN DÜZENLEME */
    .belgeler-section { padding: 70px 5% 50px; overflow: hidden; width: 100%; box-sizing: border-box; }
    .belgeler-container { gap: 40px; width: 100%; min-width: 0; grid-template-columns: 1fr; }
    .belgeler-title { margin-bottom: 10px; font-size: 2rem; text-align: center; }
    .belgeler-desc { margin-bottom: 25px; padding: 0; text-align: center; }
    .belgeler-info .logo-badge { margin: 0 auto 20px auto; }
    
    .cert-features-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; width: 100%; }
    .cert-feature { flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 20px 10px; gap: 12px; width: 100%; min-width: 0; box-sizing: border-box; border-radius: 16px; }
    html[dir="rtl"] .cert-feature { flex-direction: column; text-align: center; }
    .cert-feature-icon { width: 44px; height: 44px; margin: 0 auto; flex-shrink: 0; }
    .cert-feature-icon svg { width: 20px; height: 20px; }
    .cert-feature-text { align-items: center; width: 100%; min-width: 0; }
    .cert-feature-text h4 { font-size: 0.85rem; margin-bottom: 4px; line-height: 1.3; }
    .cert-feature-text span { font-size: 0.75rem; line-height: 1.3; }
    
    .belgeler-gallery { padding: 10px 0; background: transparent; box-shadow: none; border: none; }
    .cert-carousel-wrapper { padding: 0 30px; width: 100%; min-width: 0; box-sizing: border-box; }
    
    .prev-btn { left: -5px; width: 40px; height: 40px; font-size: 16px; }
    .next-btn { right: -5px; width: 40px; height: 40px; font-size: 16px; }
    .cert-item { flex: 0 0 180px; height: 250px; padding: 15px; }

    .contact-section { padding: 70px 5% 40px; }
    .contact-title { margin-bottom: 10px; }
    .contact-subtitle { margin-bottom: 30px; padding: 0 10px; }
    .contact-grid { gap: 30px; margin-bottom: 30px; }
    
    .contact-info-wrapper { gap: 10px; }
    .contact-info-card { padding: 15px 20px; gap: 15px; border-radius: 12px; }
    .c-icon { width: 45px; height: 45px; }
    .c-icon svg { width: 20px; height: 20px; }
    .c-details h4 { font-size: 1rem; margin-bottom: 2px; }
    .c-details p, .c-details a { font-size: 0.85rem; }
    
    .contact-form { padding: 25px 20px; }
    .form-control { padding: 12px 15px; font-size: 0.9rem; }
    
    .contact-map { height: 250px; border-radius: 16px; margin-top: 10px; }
    
    .footer-logos { flex-direction: column; gap: 20px; text-align: center; }
    .footer-divider { width: 50px; height: 1px; }
    .eurostep-brand { align-items: center; }
    .footer-nav { gap: 15px; flex-direction: column; align-items: center; }
    
    .product-filter { border-radius: 40px; overflow-x: auto; max-width: 100%; }
    .filter-btn { padding: 8px 16px; font-size: 13px; white-space: nowrap; }
    
    .product-carousel-container { max-width: 100%; overflow: visible; padding-bottom: 0; }
    .product-carousel { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 10px 0; overflow: visible; }
    
    .product-card { display: flex; flex-direction: column; gap: 8px; padding: 12px 10px 16px 10px; align-items: center; text-align: center; min-height: 250px; width: 100%; flex: none; background: #ffffff; border-radius: 16px; border: 1px solid rgba(0,0,0,0.08); box-shadow: none; position: relative; }
    .product-card[style*="display: none"] { display: none; }
    .product-card .btn-blue::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; z-index: 10; }
    .p-card-img-wrap { width: 100%; height: 160px; margin: 0; padding: 0; display: flex; align-items: center; justify-content: center; background: transparent; }
    .p-card-img-wrap img { max-width: 100%; max-height: 160px; object-fit: contain; filter: none; }
    .p-card-title { font-size: 0.95rem; margin: 0; text-align: center; line-height: 1.2; font-weight: 700; min-height: 2.4rem; display: flex; align-items: center; justify-content: center; word-break: break-word; }
    html[dir="rtl"] .p-card-title { text-align: center; }
    .p-card-desc { display: none; }
    .p-card-actions { margin: auto 0 0 0; justify-content: center; width: 100%; }
    
    .btn-blue, .btn-blue:focus { background: rgba(0, 113, 227, 0.08); color: #0071e3; border: none; padding: 10px 16px; font-size: 0.9rem; font-weight: 600; width: 100%; border-radius: 12px; text-transform: none; letter-spacing: 0; white-space: nowrap; display: inline-flex; justify-content: center; transition: all 0.2s ease; }
    .btn-blue:active { background: #0071e3 !important; color: #ffffff !important; transform: scale(0.96) !important; }
    .carousel-nav { display: none; }
}

@media (max-width: 620px) {
    .product-carousel-container { max-width: 100%; }
}

@media (max-width: 480px) {
    .modal-main-preview { height: 280px; }
}

.video-container {
    position: relative;
    width: 90%;
    max-width: 900px;
    aspect-ratio: 16 / 9; 
    background: #000;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5); 
    transform: scale(0.95);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

#videoLightbox.active .video-container { transform: scale(1); }

/* --- STATUS SAYFALARI (404 & SUCCESS) --- */
.status-section { min-height: 100vh; justify-content: center; text-align: center; background-image: none; display: flex; align-items: center; }
.status-card { margin: 0 auto; max-width: 600px; min-height: 400px; justify-content: center; align-items: center; text-align: center; display: flex; flex-direction: column; }
.status-title { font-size: 6rem; background: var(--brand-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-bottom: 0; }
.status-text { margin: 20px auto; max-width: 100%; }
.status-icon { margin-bottom: 20px; }

/* --- BÜLTEN SAYFASI STİLLERİ --- */
.bulten-hero {
    padding: 180px 5% 80px; background-color: var(--theme-bg); background-image: radial-gradient(circle at 50% 0%, rgba(43, 46, 116, 0.04) 0%, transparent 70%); text-align: center; display: flex; flex-direction: column; align-items: center; border-bottom: 1px solid rgba(0,0,0,0.03);
}
.newsletter-form {
    display: flex; gap: 12px; max-width: 550px; width: 100%; margin-top: 35px; position: relative;
}
.newsletter-input {
    flex: 1; padding: 18px 25px; border-radius: 40px; border: 1px solid rgba(0,0,0,0.08); font-size: 1rem; font-family: 'Inter', sans-serif; outline: none; transition: var(--transition); box-shadow: 0 4px 15px rgba(0,0,0,0.02); background: var(--theme-surface);
}
.newsletter-input:focus {
    border-color: var(--brand-blue); box-shadow: 0 4px 20px rgba(43, 46, 116, 0.1);
}
.newsletter-btn {
    background: var(--brand-gradient); color: #fff; border: none; padding: 0 35px; border-radius: 40px; font-weight: 600; font-size: 1rem; cursor: pointer; transition: var(--transition); white-space: nowrap;
}
.newsletter-btn:hover {
    transform: scale(1.05); box-shadow: 0 10px 25px rgba(179, 112, 132, 0.3);
}
.news-section {
    padding: 80px 5% 120px; background: var(--theme-surface);
}
.news-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 40px; max-width: 1300px; margin: 0 auto;
}
.news-card {
    background: var(--theme-bg); border-radius: var(--radius-lg); padding: 30px; box-shadow: 0 10px 30px rgba(0,0,0,0.02); border: 1px solid rgba(0,0,0,0.04); transition: var(--transition); display: flex; flex-direction: column; text-align: left; height: 100%;
}
.news-card:hover {
    transform: translateY(-8px); box-shadow: 0 25px 50px rgba(0,0,0,0.06); border-color: rgba(0,0,0,0.08); background: var(--theme-surface);
}
.news-img-wrap {
    width: 100%; height: 240px; border-radius: var(--radius-md); overflow: hidden; margin-bottom: 25px; position: relative; background: #fff;
}
.news-img-wrap img {
    width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.news-card:hover .news-img-wrap img {
    transform: scale(1.08);
}
.news-date {
    display: inline-block; background: rgba(179, 112, 132, 0.08); color: var(--brand-pink); padding: 6px 14px; border-radius: 20px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 15px; align-self: flex-start;
}
.news-title {
    font-size: 1.4rem; font-weight: 700; color: var(--text-dark); margin-bottom: 15px; line-height: 1.4; letter-spacing: -0.02em;
}
.news-desc {
    font-size: 1rem; line-height: 1.6; color: var(--text-gray); flex-grow: 1;
}
html[dir="rtl"] .news-card {
    text-align: right;
}

@media (max-width: 768px) {
    .bulten-hero { padding: 140px 5% 60px; }
    .newsletter-form { flex-direction: column; gap: 15px; }
    .newsletter-btn { padding: 18px 30px; width: 100%; }
}
/* =========================================================================
   PERFORMANS VE FPS OPTİMİZASYONLARI
========================================================================== */

/* 1. Sürekli Float Animasyonlarını İptal Et */
.p-card-img-wrap,
.hero-split-img {
    animation: none !important;
}
.hero-split-card:hover .hero-split-img {
    will-change: transform;
}

/* 2. GPU'yu Yoran Mix-Blend-Mode Özelliğini Devre Dışı Bırak */
.p-card-img-wrap img, 
.side-feature-image img, 
.cert-item img, 
.feature-card img, 
.drawing-card img,
.modal-gallery-item img,
.modal-main-preview img {
    mix-blend-mode: normal !important;
}

/* 3. Ekran Dışındaki İçeriklerin Render Yükünü Hafiflet */
#galeri, #hakkimizda, #belgeler, #iletisim {
    content-visibility: auto;
    contain-intrinsic-size: 1px 800px;
}

/* 4. Mobil ve Düşük Çözünürlüklerde Blur Efektlerini Tamamen Kapat */
@media (max-width: 1024px) {
    nav, .floating-socials, .hero-split-card, .about-stats, .modal-overlay, .doc-lightbox {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }
    nav {
        background: #ffffff !important;
    }
    .hero-split-card {
        background: #ffffff !important;
    }
    .about-stats {
        background: #ffffff !important;
    }
    .floating-socials {
        background: #ffffff !important;
    }
}