/* ============================================================
   1. DEĞİŞKENLER & TEMEL AYARLAR
   ============================================================ */
:root {
    --item-w: 220px;
    --item-h: 136px;
    --item-m: 20px;
    --total-step: calc(var(--item-w) + (var(--item-m) * 2));
    --scroll-speed: 60s; /* Biraz hızlandırdık ki akış belli olsun */
}

/* ============================================================
   2. ANA SECTION YAPISI (Layout)
   ============================================================ */
main .gallery-section {
    width: 100%;
    min-height: 100vh; /* height yerine min-height mobilde güvenlidir */
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-white);
    overflow: hidden;
    position: relative;
    padding: 60px 0;
}

main .gallery-section .gallery-container-flex {
    width: 100%;
    max-width: 1400px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
}

/* --- Üst İçerik (Başlık & Metin) --- */
main .gallery-section .gallery-container-flex .gallery-content-top {
    text-align: center;
    max-width: 900px;
    padding: 0 5%;
}

main .gallery-section .gallery-container-flex .gallery-content-top .gallery-main-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary-black);
    margin-bottom: 20px;
}

main .gallery-section .gallery-container-flex .gallery-content-top .gallery-sub-text {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.6;
    max-width: 700px;
    margin: 0 auto;
}

/* ============================================================
   3. SONSUZ DÖNGÜ (Infinite Track)
   ============================================================ */
/* 1. Üst Kapsayıcıyı Sınırlıyoruz */
main .gallery-section .gallery-container-flex .gallery-wrapper {
    width: 100%;
    position: relative;
    padding: 40px 0;
    /* Maske efekti bazen alt elemanlara taşar, overflow: hidden ile sınırlıyoruz */
    overflow: hidden; 
    mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
}
/* 2. Galeri Wrapper - Uzamayı Durduran Kısım */
.gallery-wrapper {
    padding: 60px 5%; /* Üstten/alttan boşluğu azalttık */
    background-color: var(--primary-white);
    /* min-height: 100vh;  <-- BU SATIRI SİLDİK VEYA AŞAĞIDAKİYLE DEĞİŞTİRDİK */
    min-height: auto; 
    height: auto; 
    display: block; 
    position: relative;
}

main .gallery-section .gallery-container-flex .gallery-wrapper .gallery-track {
    display: flex;
    width: calc(var(--total-step) * 80); /* 40 orijinal + 40 kopya */
    animation: scroll-infinite var(--scroll-speed) linear infinite;
}

main .gallery-section .gallery-container-flex .gallery-wrapper .gallery-track:hover {
    animation-play-state: paused;
}

@keyframes scroll-infinite {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(var(--total-step) * -40)); }
}

/* ============================================================
   4. KARTLAR & LOGOLAR (Items)
   ============================================================ */
main .gallery-section .gallery-container-flex .gallery-wrapper .gallery-track .gallery-item {
    width: var(--item-w);
    height: var(--item-h);
    margin: 0 var(--item-m);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #ffffff;
    border-radius: 12px;
    border: 1px solid rgba(0, 0, 0, 0.05);
    padding: 25px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

main .gallery-section .gallery-container-flex .gallery-wrapper .gallery-track .gallery-item img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(10%); /* Başlangıçta kurumsal gri */
    opacity: 0.7;
    transition: all 0.4s ease;
}

main .gallery-section .gallery-container-flex .gallery-wrapper .gallery-track .gallery-item:hover {
    outline: 2px solid var(--primary-orange);
    outline-offset: -2px;
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(255, 69, 0, 0.1);
}

main .gallery-section .gallery-container-flex .gallery-wrapper .gallery-track .gallery-item:hover img {
    filter: grayscale(0%); /* Hoverda canlansın */
    opacity: 1;
    transform: scale(1.05);
}

/* ============================================================
   6. RESPONSIVE (İnce Ayarlar)
   ============================================================ */
/* ============================================================
   6. GALLERY MASTER RESPONSIVE (ALL DEVICES)
   ============================================================ */

/* --- 1. TABLET & KÜÇÜK EKRANLAR (1024px altı) --- */
@media (max-width: 1024px) {
    :root { 
        --item-w: 180px; 
        --item-h: 110px; 
        --item-m: 15px; 
    }
    
    main .gallery-section .gallery-container-flex .gallery-content-top .gallery-main-title { 
        font-size: 2.5rem; 
    }
}

/* --- 2. STANDART MOBİL (992px altı) --- */
@media (max-width: 992px) {
    main .gallery-section {
        min-height: auto; /* Mobilde galeri ekranı kaplamak zorunda değil */
        padding: 80px 0;
    }

    main .gallery-section .gallery-container-flex {
        gap: 20px;
    }

    /* Mobilde kenarlardaki maskeleme (fade) efektini biraz daraltıyoruz */
    main .gallery-section .gallery-container-flex .gallery-wrapper {
        mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
        -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
        padding: 20px 0;
    }
}

/* --- 3. TELEFONLAR (A51, iPhone vb. 768px altı) --- */
@media (max-width: 768px) {
    :root { 
        --item-w: 140px; /* Kartları küçülttük */
        --item-h: 85px; 
        --item-m: 10px; 
        --scroll-speed: 30s; /* Yol kısaldığı için süreyi hızlandırdık ki akış bozulmasın */
    }

    main .gallery-section .gallery-container-flex .gallery-content-top .gallery-main-title { 
        font-size: 2rem; 
        letter-spacing: 1px;
    }

    main .gallery-section .gallery-container-flex .gallery-content-top .gallery-sub-text { 
        font-size: 0.95rem; 
        padding: 0 10px;
    }

    /* Mobilde transform hesaplamasını yeni değişkenlerle güncelle */
    @keyframes scroll-infinite {
        0% { transform: translateX(0); }
        100% { transform: translateX(calc(var(--total-step) * -40)); }
    }

    /* Mobilde kart hover efektini basitleştiriyoruz (Performans için) */
    main .gallery-section .gallery-container-flex .gallery-wrapper .gallery-track .gallery-item:hover {
        transform: translateY(-3px); /* Daha az hareket */
    }
}

/* --- 4. EKSTRA KÜÇÜK TELEFONLAR (380px altı) --- */
@media (max-width: 380px) {
    :root { 
        --item-w: 120px; 
        --item-h: 75px; 
    }
    
    main .gallery-section .gallery-container-flex .gallery-content-top .gallery-main-title { 
        font-size: 1.7rem; 
    }
}