/***** PRODUCT DETAIL PAGE - GOS BRAKE STYLE *****/

:root {
    --siyah: #1A1A1A;
    --gri-koyu: #333333;
    --gri: #666666;
    --gri-acik: #999999;
    --gri-arka: #F5F5F5;
    --beyaz: #FFFFFF;
    --transition: all 0.3s ease;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

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

body {
    font-family: var(--font-body);
    color: var(--gri-koyu);
    background: var(--beyaz);
    line-height: 1.6;
}

.container { max-width: 1240px; margin: 0 auto; padding: 0 20px; }

/* ===== REUSED: TOP BAR ===== */
.top-bar { background: var(--siyah); border-bottom: 3px solid var(--kirmizi); position: sticky; top: 0; z-index: 1001; }
.top-bar-inner { display: flex; justify-content: space-between; align-items: center; height: 46px; }
.top-left { display: flex; gap: 24px; }
.top-link { color: rgba(255,255,255,0.7); font-size: 13px; font-weight: 600; display: flex; align-items: center; gap: 8px; transition: var(--transition); text-decoration: none; }
.top-link:hover { color: var(--beyaz); }
.top-link i { color: var(--kirmizi); font-size: 12px; }
.top-right { display: flex; align-items: center; gap: 20px; }
.profile-link { color: rgba(255,255,255,0.7); font-size: 13px; font-weight: 600; display: flex; align-items: center; gap: 6px; text-decoration: none; }
.top-socials { display: flex; gap: 4px; }
.top-socials a { width: 30px; height: 30px; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5); font-size: 13px; border-radius: 4px; transition: var(--transition); text-decoration: none; }
.top-socials a:hover { background: var(--kirmizi); color: var(--beyaz); }
.b4b-btn { display:inline-flex; align-items:center; gap:5px; padding:5px 14px; background:var(--kirmizi, #004B87) !important; color:#fff !important; font-size:11px; font-weight:800; border-radius:4px; border:none; letter-spacing:1px; transition:var(--transition); margin-right:10px; text-decoration:none; white-space:nowrap; box-shadow:0 2px 8px rgba(0,75,135,0.35); }
.b4b-btn:hover { background:var(--kirmizi-koyu, #00325A) !important; color:#fff !important; box-shadow:0 4px 14px rgba(0,75,135,0.45); }
.top-search-form { display: flex; align-items: stretch; height: 38px; border-radius: 8px; overflow: hidden; border: 1px solid rgba(255,255,255,0.1); transition: border-color 0.3s; }
.top-search-form:focus-within { border-color: var(--kirmizi); box-shadow: 0 0 0 2px rgba(0,75,135,0.25); }
.top-search-form input { width: 180px; padding: 8px 14px; border: none; background: rgba(255,255,255,0.06); color: var(--beyaz); font-family: var(--font-body); font-size: 12px; outline: none; }
.top-search-form input::placeholder { color: rgba(255,255,255,0.25); }
.top-search-form button { padding: 0 16px; border: none; background: var(--kirmizi); color: var(--beyaz); font-family: var(--font-heading); font-size: 11px; font-weight: 700; cursor: pointer; letter-spacing: 0.3px; display: flex; align-items: center; gap: 6px; transition: background 0.3s; white-space: nowrap; }
.top-search-form button:hover { background: var(--kirmizi-koyu); }

/* ===== REUSED: HEADER ===== */
.main-header { background: var(--beyaz); position: sticky; top: 49px; z-index: 1000; box-shadow: 0 2px 20px rgba(0,0,0,0.06); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 90px; }
.logo { display: flex; align-items: center; text-decoration: none; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-text .gos { font-family: var(--font-heading); font-size: 28px; font-weight: 900; color: var(--siyah); letter-spacing: -1px; }
.logo-text .brake { font-family: var(--font-heading); font-size: 28px; font-weight: 900; color: var(--kirmizi); letter-spacing: -1px; }
.logo-text small { font-family: var(--font-heading); font-size: 11px; font-weight: 700; color: var(--gri); letter-spacing: 3px; text-transform: uppercase; margin-top: 2px; }
.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav > a { display: flex; align-items: center; gap: 6px; padding: 10px 16px; font-family: var(--font-heading); font-size: 13px; font-weight: 700; color: var(--gri-koyu); letter-spacing: 0.3px; transition: var(--transition); position: relative; text-decoration: none; }
.main-nav > a:hover, .main-nav > a.active { color: var(--kirmizi); }
.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 5px; }
.mobile-menu-btn span { display: block; width: 26px; height: 2px; background: var(--siyah); }

/* ===== BREADCRUMB ===== */
.breadcrumb-section { background: var(--gri-arka); padding: 18px 0; border-bottom: 1px solid #eee; }
.breadcrumb { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; font-size: 13px; }
.breadcrumb a { color: var(--gri-koyu); font-weight: 600; text-decoration: none; transition: var(--transition); }
.breadcrumb a:hover { color: var(--kirmizi); }
.breadcrumb li { color: var(--gri); }
.breadcrumb li i { font-size: 10px; color: var(--gri-acik); }
.breadcrumb span { color: var(--kirmizi); font-weight: 700; }

/* ===== SECTION TITLE BAR (same as index) ===== */
.section-title-bar { text-align: center; margin-bottom: 50px; }
.section-title-bar h2 { font-family: var(--font-heading); font-size: 32px; font-weight: 800; color: var(--siyah); margin-bottom: 12px; }
.title-line { display: flex; justify-content: center; align-items: center; gap: 10px; }
.title-line span { display: block; width: 50px; height: 3px; background: var(--kirmizi); border-radius: 2px; }
.title-line::before, .title-line::after { content: ''; display: block; width: 8px; height: 8px; background: var(--kirmizi); border-radius: 50%; opacity: 0.4; }

/* ===== PRODUCT PAGE LAYOUT (TTT style) ===== */
.product-page { padding: 50px 0; background: var(--beyaz); }

.product-layout {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 60px;
    align-items: start;
}

/* Left: Product Image + Info */
.product-left {
    min-width: 0;
    max-width: 580px;
}

.product-title-bar { margin-bottom: 24px; }

.product-title-bar h1 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    color: var(--siyah);
    line-height: 1.3;
    letter-spacing: -0.5px;
}

.product-main-image {
    background: var(--gri-arka);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #eee;
    margin-bottom: 24px;
    overflow: hidden;
}

.product-main-image img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: contain;
    display: block;
}

.product-img-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    min-height: 200px;
    color: #ccc;
}

.product-img-placeholder i { font-size: 72px; }

/* Right: Content Table */
.product-right {
    /* sticky kaldırıldı, sabit kalacak */
}

/* Info Table */
.info-table {
    border: 1px solid #e8e8e8;
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 12px;
}

.info-row {
    display: flex;
    border-bottom: 1px solid #f0f0f0;
}

.info-row:last-child { border-bottom: none; }

.info-label {
    width: 160px;
    min-width: 160px;
    padding: 18px 22px;
    background: #f7f7f7;
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    color: var(--siyah);
    border-right: 1px solid #f0f0f0;
}

.info-value {
    padding: 18px 22px;
    font-size: 15px;
    color: var(--gri-koyu);
    font-weight: 600;
    display: flex;
    align-items: center;
}

/* More / Close Buttons */
.more-btn, .close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px;
    background: var(--gri-arka);
    border: 1px solid #eee;
    border-radius: 10px;
    margin-bottom: 16px;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 700;
    color: var(--kirmizi);
}

.more-btn:hover, .close-btn:hover {
    background: var(--kirmizi);
    color: var(--beyaz);
}

.more-btn i, .close-btn i { font-size: 12px; }

/* Vehicle Section */
.vehicle-section { margin-bottom: 30px; }

.vehicle-section h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 800;
    color: var(--siyah);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--kirmizi);
    display: inline-block;
}

.vehicle-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 16px;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid #eee;
}

.vehicle-table th {
    background: var(--kirmizi);
    color: var(--beyaz);
    padding: 14px 18px;
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: left;
}

.vehicle-table td {
    padding: 12px 18px;
    font-size: 13px;
    color: var(--gri-koyu);
    border-bottom: 1px solid #f0f0f0;
}

.vehicle-table tbody tr:hover { background: var(--gri-arka); }

.vb-hidden { display: none; }

.vb-count {
    font-size: 12px;
    font-weight: 600;
    color: #999;
    margin-left: 6px;
}

.vb-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    padding: 11px 18px;
    background: #f8f8f8;
    border: 1px solid #eee;
    border-top: none;
    border-radius: 0 0 10px 10px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: var(--kirmizi);
    transition: background 0.2s;
    justify-content: center;
    letter-spacing: 0.2px;
}

.vb-toggle:hover { background: #f0f0f0; }

.vb-toggle i {
    font-size: 11px;
    transition: transform 0.3s ease;
}

.vb-toggle.open i { transform: rotate(180deg); }

/* Content Section */
.content-section { margin-bottom: 10px; overflow: visible; }

.content-section h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 800;
    color: var(--siyah);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--kirmizi);
    display: inline-block;
}

.content-table {
    width: 100%;
    border-collapse: collapse;
    border-radius: 10px;
    overflow: visible;
    border: 1px solid #eee;
    font-size: 12px;
}

.content-table th {
    background: var(--kirmizi);
    color: var(--beyaz);
    padding: 10px 12px;
    font-family: var(--font-heading);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    text-align: left;
}

.content-table td {
    padding: 10px 14px;
    font-size: 13px;
    color: var(--gri-koyu);
    border-bottom: 1px solid #e8e8e8;
    vertical-align: middle;
    background: var(--beyaz);
    transition: background 0.2s;
}
.content-table td:first-child { padding: 6px 8px; }
.content-table tbody tr {
    transition: all 0.25s ease;
}
.content-table tbody tr:hover {
    box-shadow: 0 4px 20px rgba(0, 75, 135, 0.12);
    transform: translateY(-1px);
    position: relative;
    z-index: 2;
}
.content-table tbody tr:hover td {
    background: #fff;
    border-color: rgba(0, 75, 135, 0.12);
}

.content-table td img {
    width: 80px;
    height: 60px;
    object-fit: contain;
    border-radius: 6px;
    background: var(--gri-arka);
    display: block;
    cursor: pointer;
    transition: transform 0.3s;
}
.content-table td img:hover {
    transform: scale(2.2);
    box-shadow: 0 8px 30px rgba(0,0,0,0.2);
    z-index: 10;
    position: relative;
}

.content-table tbody tr:hover { background: transparent; }

.content-table td a {
    color: var(--kirmizi);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.content-table td a:hover { text-decoration: underline; }

/* ===== CONTENT THUMBNAILS ===== */
.content-thumbnails { padding: 80px 0; background: var(--gri-arka); }

.content-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.content-card {
    background: var(--beyaz);
    border: 1px solid #eee;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-color: transparent;
}

.content-img {
    background: var(--gri-arka);
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1 / 0.8;
}

.content-img img { max-width: 100%; max-height: 130px; object-fit: contain; }

.content-info { padding: 20px; }

.content-info p {
    font-size: 13px;
    color: var(--gri);
    margin-bottom: 6px;
    line-height: 1.5;
}

.content-info p:last-child { margin-bottom: 0; }

.content-info strong { color: var(--siyah); font-weight: 700; }

/* ===== RELATED PRODUCTS ===== */
.related-section { padding: 80px 0; background: var(--beyaz); }

.related-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.related-card {
    background: var(--beyaz);
    border: 1px solid #eee;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-color: transparent;
}

.related-img {
    width: 120px;
    min-width: 120px;
    height: 100px;
    background: var(--gri-arka);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.related-img img { max-width: 100%; max-height: 80px; object-fit: contain; }

.related-info { flex: 1; }

.related-info p {
    font-size: 13px;
    color: var(--gri);
    margin-bottom: 4px;
    line-height: 1.5;
}

.related-info strong { color: var(--siyah); font-weight: 700; }

/* ===== REVERSE SIDE PRODUCT ===== */
.reverse-section { padding: 80px 0; background: var(--gri-arka); }

.reverse-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 20px;
    max-width: 600px;
    margin: 0 auto;
}

.reverse-card {
    background: var(--beyaz);
    border: 1px solid #eee;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
}

.reverse-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    border-color: transparent;
}

.reverse-img {
    width: 120px;
    min-width: 120px;
    height: 100px;
    background: var(--gri-arka);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.reverse-img img { max-width: 100%; max-height: 80px; object-fit: contain; }

.reverse-info { flex: 1; }

.reverse-info p {
    font-size: 13px;
    color: var(--gri);
    margin-bottom: 4px;
    line-height: 1.5;
}

.reverse-info strong { color: var(--siyah); font-weight: 700; }

/* ===== DISCLAIMER ===== */
.disclaimer {
    background: var(--siyah);
    padding: 20px 0;
}

.disclaimer p {
    color: rgba(255,255,255,0.4);
    font-size: 12px;
    text-align: center;
    line-height: 1.6;
}

/* ===== REUSED: FOOTER ===== */
.main-footer { background: var(--siyah); color: rgba(255,255,255,0.6); }
.footer-top { padding: 70px 0 50px; }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1fr; gap: 50px; }
.footer-logo { display: flex; flex-direction: column; line-height: 1; margin-bottom: 20px; text-decoration: none; }
.footer-logo .gos { font-family: var(--font-heading); font-size: 28px; font-weight: 900; color: var(--beyaz); }
.footer-logo .brake { font-family: var(--font-heading); font-size: 28px; font-weight: 900; color: var(--kirmizi); }
.footer-logo small { font-family: var(--font-heading); font-size: 11px; font-weight: 700; color: var(--gri); letter-spacing: 3px; text-transform: uppercase; margin-top: 2px; }
.footer-about p { font-size: 14px; line-height: 1.8; margin-bottom: 24px; }
.footer-socials { display: flex; gap: 8px; }
.footer-socials a { width: 40px; height: 40px; border-radius: 8px; background: rgba(255,255,255,0.05); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.5); font-size: 15px; text-decoration: none; transition: var(--transition); }
.footer-socials a:hover { background: var(--kirmizi); color: var(--beyaz); transform: translateY(-3px); }
.footer-col h4 { font-family: var(--font-heading); font-size: 14px; font-weight: 800; color: var(--beyaz); margin-bottom: 24px; padding-bottom: 12px; border-bottom: 2px solid rgba(255,255,255,0.06); position: relative; }
.footer-col h4::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 40px; height: 2px; background: var(--kirmizi); }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14px; color: rgba(255,255,255,0.5); text-decoration: none; transition: var(--transition); display: inline-block; }
.footer-col ul li a:hover { color: var(--kirmizi); padding-left: 5px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.05); padding: 24px 0; }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; font-size: 13px; }
.credits { color: rgba(255,255,255,0.3); }

/* Reverse Side Section */
.reverse-side-section {
    margin-top: 24px;
    margin-bottom: 24px;
    clear: both;
}

.reverse-side-section h3 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 14px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--accent, #004d80);
    display: inline-block;
}

.reverse-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.reverse-item {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 14px 16px;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.03);
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 16px;
    text-align: left;
    text-decoration: none;
    transition: all 0.25s ease;
}

.reverse-item:hover {
    border-color: var(--accent, #004d80);
    box-shadow: 0 6px 20px rgba(0, 77, 128, 0.08);
    transform: translateY(-1px);
}

.reverse-img {
    width: 105px !important;
    height: 85px !important;
    min-width: 105px !important;
    max-width: 105px !important;
    background: #FFFFFF !important;
    border: 1px solid #E2E8F0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    flex-shrink: 0;
    overflow: hidden;
    box-sizing: border-box;
    transition: border-color 0.2s ease;
}

.reverse-item:hover .reverse-img {
    border-color: #cbd5e1;
}

.reverse-img img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    display: block;
    transition: transform 0.25s ease;
}

.reverse-item:hover .reverse-img img {
    transform: scale(1.05);
}

.reverse-info {
    flex: 1;
    min-width: 0;
    text-align: left;
    padding: 0 !important;
}

.reverse-code {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 800;
    color: var(--accent, #004d80);
    line-height: 1.25;
    margin-bottom: 3px;
    letter-spacing: 0.2px;
    display: block;
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
}

.reverse-name {
    font-family: var(--font-heading);
    font-size: 13.5px;
    font-weight: 700;
    color: #1E293B;
    text-decoration: none;
    display: block;
    line-height: 1.35;
    margin-bottom: 5px;
    transition: color 0.2s ease;
}

.reverse-item:hover .reverse-name {
    color: var(--accent, #004d80);
}

.reverse-btn {
    font-size: 11.5px;
    font-weight: 700;
    color: var(--kirmizi, #c8102e);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: transform 0.2s ease;
}

.reverse-item:hover .reverse-btn {
    transform: translateX(2px);
}

/* ===== İLGİLİ ÜRÜNLER SLIDER ===== */
.related-slider-wrap {
    position: relative;
    overflow: hidden;
    padding: 10px 0;
}

.related-slider-track {
    display: flex;
    gap: 16px;
    transition: transform 0.4s ease;
}

.related-slide-card {
    flex: 0 0 calc(25% - 12px);
    background: var(--beyaz);
    border-radius: 10px;
    border: 1px solid #eee;
    text-decoration: none;
    transition: var(--transition);
}

.related-slide-card:hover {
    border-color: var(--kirmizi);
    background: rgba(0, 75, 135, 0.05);
}

/* ===== LANGUAGE SELECTOR (shared) ===== */
.lang-selector { position: relative; }
.lang-btn {
    display: flex; align-items: center; gap: 8px;
    background: var(--gri-arka); border: 1px solid #e0e0e0; padding: 8px 14px; border-radius: 6px;
    font-family: var(--font-heading); font-size: 12px; font-weight: 700; color: var(--gri-koyu); cursor: pointer; transition: var(--transition);
}
.lang-btn:hover { border-color: var(--kirmizi); }
.lang-btn img { width: 18px; height: auto; border-radius: 2px; }
.lang-btn i { font-size: 10px; color: var(--gri-acik); }
.lang-dropdown-menu {
    position: absolute; top: calc(100% + 8px); right: 0;
    background: var(--beyaz); box-shadow: 0 10px 40px rgba(0,0,0,0.12); border-radius: 8px;
    padding: 8px 0; min-width: 160px; opacity: 0; visibility: hidden;
    transform: translateY(10px); transition: var(--transition); border: 1px solid #eee; z-index: 100;
}
.lang-selector:hover .lang-dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-dropdown-menu a {
    display: flex; align-items: center; gap: 10px; padding: 10px 16px; font-size: 13px;
    color: var(--gri-koyu); text-decoration: none; transition: var(--transition);
}
.lang-dropdown-menu a:hover, .lang-dropdown-menu a.active { background: var(--gri-arka); color: var(--kirmizi); }
.lang-dropdown-menu img { width: 18px; height: auto; border-radius: 2px; }

/* Related Products Slider */
.related-products-section {
    margin-top: 30px;
    border-top: 1px solid #eee;
    padding-top: 24px;
}

.related-products-section h3 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 800;
    color: var(--siyah);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--kirmizi);
    display: inline-block;
}

.related-slider {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
}

.related-slider-track {
    display: flex;
    gap: 12px;
    transition: transform 0.4s ease;
    padding: 4px;
}

.related-slide {
    min-width: calc(50% - 6px);
    flex-shrink: 0;
}

.related-slide-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 16px 12px;
    background: var(--gri-arka);
    border-radius: 10px;
    border: 1px solid #eee;
    text-decoration: none;
    transition: var(--transition);
}

.related-slide-card:hover {
    border-color: var(--kirmizi);
    background: rgba(0, 75, 135, 0.05);
}

.related-slide-img {
    width: 100%;
    height: 140px;
    background: var(--beyaz);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1px solid #eee;
    margin-bottom: 12px;
}

.related-slide-img img {
    max-width: 100%;
    max-height: 120px;
    object-fit: contain;
}

.related-slide-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: 100%;
}

.related-slide-code {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 800;
    color: var(--kirmizi);
    letter-spacing: 0.5px;
}

.related-slide-name {
    font-size: 13px;
    color: var(--siyah);
    font-weight: 600;
    line-height: 1.3;
}

.related-slide-brand {
    font-size: 11px;
    color: var(--gri);
    font-weight: 500;
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--beyaz);
    border: 1px solid #ddd;
    color: var(--gri-koyu);
    font-size: 13px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 2;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.slider-arrow:hover {
    background: var(--kirmizi);
    color: var(--beyaz);
    border-color: var(--kirmizi);
}

.slider-prev { left: 8px; }
.slider-next { right: 8px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1100px) {
    .product-layout { grid-template-columns: 1fr 320px; gap: 40px; }
    .content-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 992px) {
    .top-bar { display: none; }
    .main-header { top: 0; }
    .mobile-menu-btn { display: flex; }
    .main-nav, .lang-selector { display: none; }
    .product-layout { grid-template-columns: 1fr; }
    .product-right { position: relative; top: 0; }
    .related-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .content-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    .footer-bottom-inner { flex-direction: column; gap: 10px; text-align: center; }
    .product-title-bar h1 { font-size: 22px; }
    .section-title-bar h2 { font-size: 26px; }
    .info-label { width: 110px; min-width: 110px; padding: 12px 14px; font-size: 12px; }
    .info-value { padding: 12px 14px; font-size: 13px; }
    .vehicle-table, .content-table { font-size: 12px; }
    .vehicle-table th, .vehicle-table td,
    .content-table th, .content-table td { padding: 10px 12px; }
    .related-card, .reverse-card { flex-direction: column; text-align: center; }
    .related-img, .reverse-card .reverse-img { width: 100%; height: 120px; }
}

@media (max-width: 576px) {
    .reverse-item {
        padding: 10px 12px;
        gap: 12px;
    }
    .reverse-img {
        width: 85px !important;
        height: 68px !important;
        min-width: 85px !important;
        max-width: 85px !important;
    }
    .reverse-code {
        font-size: 13px;
    }
    .reverse-name {
        font-size: 12.5px;
    }
}

@media (max-width: 480px) {
    .breadcrumb { gap: 8px; font-size: 12px; }
    .product-main-image { padding: 20px; }
    .product-title-bar h1 { font-size: 20px; }
    .section-title-bar h2 { font-size: 22px; }
}

/* ===== MOBİL MENÜ OVERLAY ===== */
#mobileNav {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: #fff;
    z-index: 9999;
    overflow-y: auto;
    flex-direction: column;
}
#mobileNav.open { display: flex; }
.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 2px solid var(--kirmizi);
    background: var(--siyah);
}
.mobile-nav-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: #fff;
    font-size: 24px;
    line-height: 1;
}
.mobile-nav-links {
    display: flex;
    flex-direction: column;
    padding: 12px 0;
}
.mobile-nav-links a {
    display: block;
    padding: 16px 24px;
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    color: var(--siyah);
    border-bottom: 1px solid #f0f0f0;
    text-decoration: none;
}
.mobile-nav-links a.active,
.mobile-nav-links a:hover { color: var(--kirmizi); background: #fafafa; }
.mobile-nav-lang {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 16px 24px;
    border-top: 1px solid #f0f0f0;
    margin-top: auto;
}
.mobile-nav-lang a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--siyah);
    text-decoration: none;
}
.mobile-nav-lang a.active { border-color: var(--kirmizi); color: var(--kirmizi); }
.mobile-menu-btn.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== IMAGE PROTECTION ===== */
img {
    -webkit-user-drag: none;
    user-drag: none;
    -webkit-user-select: none;
    user-select: none;
}

/* ==========================================================================
   HIGH-RESOLUTION DOCUMENT & TECHNICAL DRAWING VIEWER (FULLSCREEN LIGHTBOX)
   ========================================================================== */
.cat-viewer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(8, 12, 22, 0.94);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    padding: 12px;
    box-sizing: border-box;
    opacity: 0;
    transition: opacity 0.25s ease;
}
.cat-viewer-overlay.active {
    display: flex;
    opacity: 1;
}
.cat-viewer-container {
    background: #0f172a;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    width: 98vw;
    height: 96vh;
    max-width: 1800px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.7);
    position: relative;
    user-select: none;
}
.cat-viewer-container.is-fullscreen {
    width: 100vw;
    height: 100vh;
    max-width: none;
    border-radius: 0;
    border: none;
}

/* Header */
.cat-viewer-header {
    background: #1e293b;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 10px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    z-index: 20;
    min-height: 56px;
    box-sizing: border-box;
}
.cat-viewer-title-group {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 200px;
}
.cat-viewer-icon {
    width: 34px;
    height: 34px;
    background: rgba(225, 29, 72, 0.15);
    color: #f43f5e;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    flex-shrink: 0;
}
.cat-viewer-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.cat-viewer-text h3 {
    margin: 0;
    font-size: 14.5px;
    font-weight: 800;
    color: #f8fafc;
    letter-spacing: -0.2px;
    line-height: 1.2;
}
.cat-viewer-subtitle {
    font-size: 11.5px;
    color: #94a3b8;
    font-weight: 600;
}

/* Page Tabs */
.cat-viewer-pages {
    display: flex;
    gap: 6px;
    background: #0f172a;
    padding: 4px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}
.cat-tab-btn {
    background: transparent;
    border: none;
    color: #94a3b8;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.cat-tab-btn:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
}
.cat-tab-btn.active {
    background: #004B87;
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 75, 135, 0.5);
}

/* Toolbar & Zoom controls */
.cat-viewer-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
}
.cat-zoom-controls {
    display: flex;
    align-items: center;
    gap: 4px;
    background: #0f172a;
    padding: 4px 6px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}
.cat-tool-btn {
    background: transparent;
    border: none;
    color: #cbd5e1;
    font-size: 12px;
    font-weight: 600;
    padding: 6px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    user-select: none;
}
.cat-tool-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}
.cat-btn-actual {
    background: rgba(0, 75, 135, 0.4);
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.35);
}
.cat-btn-actual:hover {
    background: #004B87;
    color: #ffffff;
}
.cat-zoom-level {
    font-size: 12px;
    font-weight: 800;
    font-family: monospace;
    color: #38bdf8;
    min-width: 50px;
    text-align: center;
    cursor: pointer;
    user-select: none;
    padding: 4px;
}
.cat-action-controls {
    display: flex;
    align-items: center;
    gap: 6px;
}
.cat-close-btn {
    background: rgba(239, 68, 68, 0.15) !important;
    color: #f87171 !important;
    border-radius: 8px;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}
.cat-close-btn:hover {
    background: #ef4444 !important;
    color: #ffffff !important;
}

/* Canvas Body */
.cat-viewer-body {
    flex: 1;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    background: #080d1a;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: grab;
    user-select: none;
    touch-action: none;
}
.cat-viewer-body.is-grabbing {
    cursor: grabbing;
}
.cat-viewer-stage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}
.cat-viewer-stage img {
    display: block;
    max-width: none !important;
    max-height: none !important;
    width: auto !important;
    height: auto !important;
    border-radius: 4px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
    pointer-events: auto;
    cursor: zoom-in;
    transform-origin: center center;
    transition: transform 0.15s ease-out;
    image-rendering: -webkit-optimize-contrast;
}
.cat-viewer-stage img.zoomed-in {
    cursor: grab;
}
.cat-viewer-stage img.no-transition {
    transition: none !important;
}

/* Bottom Hint Badge */
.cat-viewer-hint {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.88);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: #94a3b8;
    font-size: 12px;
    padding: 7px 18px;
    border-radius: 20px;
    pointer-events: none;
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 10;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
    transition: opacity 0.3s ease;
}
.cat-viewer-hint strong {
    color: #38bdf8;
}

@media (max-width: 768px) {
    .cat-viewer-overlay {
        padding: 0;
    }
    .cat-viewer-container {
        width: 100vw;
        height: 100vh;
        border-radius: 0;
        border: none;
    }
    .cat-viewer-header {
        padding: 8px 12px;
        gap: 8px;
    }
    .cat-viewer-title-group {
        min-width: 0;
        flex: 1;
    }
    .hide-mobile {
        display: none !important;
    }
    .cat-viewer-hint {
        bottom: 8px;
        font-size: 10.5px;
        padding: 5px 12px;
        white-space: nowrap;
        max-width: 90%;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}