/* ==========================================================================
   OĞUZ YEDEK PARÇA - KURUMSAL STİL DOSYASI
   Tam Responsive, Yüksek Performanslı, Profesyonel Otomotiv Tasarım Sistemi
   ========================================================================== */
:root {
    --primary: #D01E1E;
    --primary-dark: #A81414;
    --primary-light: #FF3B3B;
    --primary-soft: rgba(208, 30, 30, 0.08);
    --secondary: #1F242D;
    --secondary-dark: #12151B;
    --dark-bg: #111111;
    --dark-card: #1A1E24;
    --light-bg: #F5F7FA;
    --border-color: #E2E8F0;
    --border-dark: #2A303C;
    --text-main: #1E293B;
    --text-muted: #64748B;
    --text-light: #94A3B8;
    --white: #FFFFFF;
    --whatsapp-green: #25D366;
    --whatsapp-dark: #1EBE5D;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.12);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text-main);
    background-color: var(--light-bg);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

button, input, select, textarea {
    font-family: inherit;
    border: none;
    outline: none;
}

.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Section Titles with Red Lines */
.section-header {
    text-align: center;
    margin-bottom: 35px;
    position: relative;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: var(--secondary-dark);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: inline-flex;
    align-items: center;
    gap: 15px;
}

.section-title::before,
.section-title::after {
    content: '';
    display: inline-block;
    width: 40px;
    height: 3px;
    background-color: var(--primary);
    border-radius: 2px;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 5px;
}

/* ==========================================================================
   TOP BAR
   ========================================================================== */
.top-bar {
    background-color: var(--dark-bg);
    color: #CCCCCC;
    font-size: 12.5px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.top-features {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.top-feature-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #E2E8F0;
    font-weight: 500;
}

.top-feature-item i {
    color: var(--primary-light);
}

.top-actions {
    display: flex;
    align-items: center;
    gap: 18px;
}

.top-action-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #CCCCCC;
    transition: var(--transition);
}

.top-action-link:hover {
    color: var(--white);
}

.top-action-link.whatsapp-top {
    color: var(--whatsapp-green);
    font-weight: 600;
}

/* ==========================================================================
   MAIN HEADER
   ========================================================================== */
.main-header {
    background-color: var(--white);
    padding: 16px 0;
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: 50;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 25px;
}

.brand-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.brand-logo img {
    height: 65px;
    width: auto;
    object-fit: contain;
}

/* Search Box with Category Selector */
.header-search {
    flex: 1;
    max-width: 620px;
    position: relative;
}

.search-form {
    display: flex;
    align-items: center;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: var(--white);
    overflow: hidden;
    transition: var(--transition);
}

.search-form:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(208, 30, 30, 0.15);
}

.search-category-select {
    background-color: #F8FAFC;
    padding: 0 14px;
    height: 44px;
    font-size: 13px;
    font-weight: 600;
    color: var(--secondary);
    border-right: 1px solid var(--border-color);
    cursor: pointer;
}

.search-input {
    flex: 1;
    height: 44px;
    padding: 0 16px;
    font-size: 14px;
    color: var(--text-main);
}

.search-input::placeholder {
    color: var(--text-muted);
}

.search-btn {
    background-color: var(--primary);
    color: var(--white);
    width: 48px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 16px;
    transition: var(--transition);
}

.search-btn:hover {
    background-color: var(--primary-dark);
}

/* Live Auto Suggest Dropdown */
.search-results-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    margin-top: 5px;
    z-index: 1000;
    display: none;
    max-height: 380px;
    overflow-y: auto;
}

.search-result-item {
    display: flex;
    align-items: center;
    padding: 10px 14px;
    gap: 12px;
    border-bottom: 1px solid #F1F5F9;
    transition: var(--transition);
}

.search-result-item:hover {
    background-color: #F8FAFC;
}

.search-result-item img {
    width: 42px;
    height: 42px;
    object-fit: contain;
    border-radius: 4px;
    background: #FFF;
    border: 1px solid #E2E8F0;
}

.search-result-info h4 {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--secondary-dark);
}

.search-result-info span {
    font-size: 11.5px;
    color: var(--primary);
    font-weight: 500;
}

/* Header Direct Contact & WhatsApp */
.header-contact-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.header-quote-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: #F8FAFC;
    border: 1px solid var(--border-color);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.header-quote-btn:hover {
    border-color: var(--primary);
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
}

.header-quote-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: rgba(37, 211, 102, 0.12);
    color: var(--whatsapp-green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.header-quote-text small {
    display: block;
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
    line-height: 1.2;
}

.header-quote-text strong {
    display: block;
    font-size: 14px;
    color: var(--secondary-dark);
    font-weight: 700;
}

.mobile-phone-btn {
    display: none;
}

.mobile-nav-toggle {
    display: none;
    font-size: 24px;
    background: none;
    color: var(--secondary-dark);
    cursor: pointer;
}

/* ==========================================================================
   NAVIGATION BAR (STICKY HEADER)
   ========================================================================== */
.main-nav-bar {
    background-color: var(--white);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 990;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.nav-container {
    display: flex;
    align-items: center;
}

/* Red All Categories Dropdown */
.categories-menu-trigger {
    background-color: var(--primary);
    color: var(--white);
    padding: 14px 22px;
    font-family: var(--font-heading);
    font-size: 13.5px;
    font-weight: 700;
    letter-spacing: 0.5px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    user-select: none;
}

.categories-menu-trigger:hover {
    background-color: var(--primary-dark);
}

.categories-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 270px;
    background: var(--white);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    border-top: 2px solid var(--primary);
    z-index: 999;
    display: none;
}

.categories-menu-trigger:hover .categories-dropdown-menu,
.categories-dropdown-menu:hover {
    display: block;
}

.category-menu-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 16px;
    color: var(--secondary);
    font-size: 13.5px;
    font-weight: 600;
    border-bottom: 1px solid #F1F5F9;
    transition: var(--transition);
}

.category-menu-item:hover {
    background-color: var(--primary-soft);
    color: var(--primary);
    padding-left: 20px;
}

.category-menu-item i {
    color: var(--text-muted);
    font-size: 12px;
}

.category-menu-item:hover i {
    color: var(--primary);
}

/* Nav Links */
.nav-menu-list {
    display: flex;
    align-items: center;
    margin-left: 20px;
    gap: 24px;
}

.nav-menu-item > a {
    font-family: var(--font-heading);
    font-size: 13px;
    font-weight: 700;
    color: var(--secondary-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 16px 0;
    display: inline-block;
    position: relative;
}

.nav-menu-item > a:hover,
.nav-menu-item.active > a {
    color: var(--primary);
}

.nav-menu-item > a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--primary);
    transition: var(--transition);
}

.nav-menu-item > a:hover::after,
.nav-menu-item.active > a::after {
    width: 100%;
}

/* ==========================================================================
   HERO SLIDER
   ========================================================================== */
.hero-slider-section {
    position: relative;
    background-color: #0A0D12;
    overflow: hidden;
}

.hero-slide {
    position: relative;
    min-height: 480px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
}

.hero-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, rgba(10,13,18,0.95) 0%, rgba(10,13,18,0.85) 45%, rgba(10,13,18,0.2) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 580px;
    padding: 40px 0;
    color: var(--white);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 900;
    line-height: 1.15;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.hero-title span {
    color: var(--primary-light);
    display: block;
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 600;
    color: #E2E8F0;
    margin-bottom: 15px;
}

.hero-desc {
    font-size: 14.5px;
    color: #94A3B8;
    margin-bottom: 25px;
    line-height: 1.6;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 700;
    padding: 13px 28px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(208, 30, 30, 0.4);
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(208, 30, 30, 0.6);
}

.hero-slider-dots {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 8px;
    z-index: 3;
}

.hero-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: var(--transition);
}

.hero-dot.active {
    background-color: var(--primary);
    width: 24px;
    border-radius: 6px;
}

/* ==========================================================================
   CATEGORIES GRID (9 ITEMS)
   ========================================================================== */
.categories-section {
    padding: 50px 0 35px;
    background-color: var(--white);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(9, 1fr);
    gap: 15px;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    group: pointer;
    transition: var(--transition);
}

.category-thumb {
    width: 86px;
    height: 86px;
    border-radius: 50%;
    background-color: #F8FAFC;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    margin-bottom: 10px;
    transition: var(--transition);
    overflow: hidden;
}

.category-thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.category-name {
    font-size: 12px;
    font-weight: 700;
    color: var(--secondary-dark);
    line-height: 1.3;
    transition: var(--transition);
}

.category-card:hover .category-thumb {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 6px 16px rgba(208, 30, 30, 0.15);
    background-color: var(--white);
}

.category-card:hover .category-thumb img {
    transform: scale(1.08);
}

.category-card:hover .category-name {
    color: var(--primary);
}

/* ==========================================================================
   4'LÜ AVANTAJ ŞERİDİ (FEATURE STRIP)
   ========================================================================== */
.features-strip-section {
    background-color: #15181E;
    color: var(--white);
    padding: 30px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-box {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px;
    border-right: 1px solid rgba(255,255,255,0.08);
}

.feature-box:last-child {
    border-right: none;
}

.feature-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary-light);
    flex-shrink: 0;
}

.feature-info h4 {
    font-family: var(--font-heading);
    font-size: 13.5px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--white);
    margin-bottom: 3px;
}

.feature-info p {
    font-size: 11.5px;
    color: #94A3B8;
    line-height: 1.3;
}

/* ==========================================================================
   3'LÜ KAMPANYA BANNERLARI (PROMO BANNERS)
   ========================================================================== */
.promo-banners-section {
    padding: 45px 0;
    background-color: var(--light-bg);
}

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

.promo-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    min-height: 220px;
    background-size: cover;
    background-position: center;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 25px;
    color: var(--white);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.promo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(15,20,25,0.4) 0%, rgba(15,20,25,0.92) 100%);
    z-index: 1;
    transition: var(--transition);
}

.promo-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.promo-card:hover::before {
    background: linear-gradient(180deg, rgba(15,20,25,0.2) 0%, rgba(15,20,25,0.95) 100%);
}

.promo-content {
    position: relative;
    z-index: 2;
}

.promo-tag {
    font-family: var(--font-heading);
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #E2E8F0;
    margin-bottom: 4px;
}

.promo-title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 900;
    line-height: 1.2;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.promo-title span {
    color: var(--primary-light);
}

.btn-promo {
    background-color: var(--white);
    color: var(--secondary-dark);
    font-family: var(--font-heading);
    font-size: 11.5px;
    font-weight: 800;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.btn-promo:hover {
    background-color: var(--primary);
    color: var(--white);
}

/* ==========================================================================
   ÇOK SATAN ÜRÜNLER (BEST SELLERS)
   ========================================================================== */
.bestsellers-section {
    padding: 50px 0;
    background-color: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.product-card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 16px;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: var(--transition);
}

.product-card:hover {
    border-color: #CBD5E1;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    transform: translateY(-3px);
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background-color: var(--primary);
    color: var(--white);
    font-size: 10px;
    font-weight: 800;
    padding: 3px 8px;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
}

.product-image-wrap {
    width: 100%;
    height: 170px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    overflow: hidden;
}

.product-image-wrap img {
    max-height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.product-card:hover .product-image-wrap img {
    transform: scale(1.06);
}

.product-body {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-brand {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.product-title {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--secondary-dark);
    margin-bottom: 6px;
    line-height: 1.35;
    flex: 1;
}

.product-title a:hover {
    color: var(--primary);
}

.product-oem {
    font-size: 11.5px;
    font-weight: 600;
    color: #475569;
    margin-bottom: 8px;
}

.product-price-row {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 10px;
    margin-top: 2px;
}

.product-old-price {
    font-size: 11.5px;
    color: #94A3B8;
    text-decoration: line-through;
    white-space: nowrap;
}

.product-price {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 800;
    color: var(--primary);
    white-space: nowrap;
}

.detail-price-box {
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.detail-price-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.detail-price-label {
    font-family: var(--font-heading);
    font-size: 12.5px;
    font-weight: 800;
    color: #475569;
    letter-spacing: 0.5px;
}

.detail-vat-badge {
    font-size: 10.5px;
    background: rgba(37, 211, 102, 0.15);
    color: #15803D;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
    white-space: nowrap;
}

.detail-price-right {
    display: flex;
    align-items: baseline;
    gap: 8px;
    white-space: nowrap;
}

.detail-old-price {
    font-size: 13px;
    color: #94A3B8;
    text-decoration: line-through;
    white-space: nowrap;
}

.detail-current-price {
    font-family: var(--font-heading);
    font-size: clamp(19px, 4.5vw, 25px);
    font-weight: 900;
    color: var(--primary);
    white-space: nowrap;
    line-height: 1;
}

.product-actions {
    margin-top: auto;
}

.btn-whatsapp-quote {
    width: 100%;
    background-color: var(--whatsapp-green);
    color: var(--white);
    font-size: 12px;
    font-weight: 700;
    padding: 9px 10px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-whatsapp-quote:hover {
    background-color: var(--whatsapp-dark);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

/* ==========================================================================
   ÇALIŞTIĞIMIZ MARKALAR (BRANDS SECTION)
   ========================================================================== */
.brands-section {
    padding: 45px 0 55px;
    background-color: var(--light-bg);
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 15px;
}

.brand-box {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 15px 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 70px;
    transition: var(--transition);
}

.brand-box img {
    max-height: 38px;
    max-width: 120px;
    object-fit: contain;
    filter: grayscale(20%);
    transition: var(--transition);
}

.brand-box:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.brand-box:hover img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

/* ==========================================================================
   HAKKIMIZDA & MAĞAZA VİTRİNİ (ABOUT SECTION)
   ========================================================================== */
.about-section {
    background-color: #12151B;
    color: var(--white);
    padding: 60px 0;
    border-top: 1px solid rgba(255,255,255,0.06);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-content h2 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--white);
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
}

.about-content h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 50px;
    height: 3px;
    background-color: var(--primary);
}

.about-text {
    font-size: 14.5px;
    color: #94A3B8;
    line-height: 1.7;
    margin-bottom: 18px;
}

.about-stats {
    display: flex;
    gap: 30px;
    margin-top: 30px;
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.stat-icon {
    font-size: 28px;
    color: var(--primary-light);
}

.stat-info strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 900;
    color: var(--white);
    line-height: 1.1;
}

.stat-info span {
    font-size: 11px;
    color: #64748B;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.about-image {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
}

.about-image img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    object-position: center 30%;
    transition: var(--transition);
}

.about-image:hover img {
    transform: scale(1.02);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.main-footer {
    background-color: #0E1015;
    color: #94A3B8;
    padding: 60px 0 25px;
    font-size: 13px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1.1fr 1.3fr;
    gap: 35px;
    margin-bottom: 45px;
}

.footer-brand img {
    height: 65px;
    width: auto;
    object-fit: contain;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 13px;
    color: #64748B;
    line-height: 1.6;
    margin-bottom: 20px;
}

.footer-social-links {
    display: flex;
    gap: 10px;
}

.footer-social-btn {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.06);
    color: #CCCCCC;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social-btn:hover {
    background-color: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-col h4 {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 800;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 18px;
    position: relative;
    padding-bottom: 8px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 25px;
    height: 2px;
    background-color: var(--primary);
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #8A99AD;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-contact-item {
    display: flex;
    gap: 12px;
    margin-bottom: 14px;
    color: #8A99AD;
    line-height: 1.4;
}

.footer-contact-item i {
    color: var(--primary-light);
    font-size: 14px;
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-contact-item a:hover {
    color: var(--white);
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

.newsletter-input {
    background-color: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-sm);
    color: var(--white);
    padding: 10px 14px;
    font-size: 13px;
}

.newsletter-input:focus {
    border-color: var(--primary);
}

.newsletter-btn {
    background-color: var(--primary);
    color: var(--white);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 12px;
    letter-spacing: 1px;
    padding: 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-transform: uppercase;
    transition: var(--transition);
}

.newsletter-btn:hover {
    background-color: var(--primary-dark);
}

.footer-bottom {
    padding-top: 25px;
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
    color: #64748B;
    font-size: 12px;
}

.payment-badges {
    display: flex;
    align-items: center;
    gap: 12px;
}

.payment-badge-item {
    font-size: 11px;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 4px;
    background: rgba(255,255,255,0.08);
    color: #A0AEC0;
}

/* ==========================================================================
   FLOATING WHATSAPP BUTTON (CANLI DESTEK WIDGET)
   ========================================================================== */
.floating-whatsapp-widget {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 9999;
}

.whatsapp-pulse-btn {
    width: 60px;
    height: 60px;
    background-color: var(--whatsapp-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 32px;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    animation: whatsappPulse 2s infinite;
}

.whatsapp-pulse-btn:hover {
    transform: scale(1.1);
    background-color: var(--whatsapp-dark);
}

@keyframes whatsappPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
    }
    70% {
        box-shadow: 0 0 0 18px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-popup-box {
    position: absolute;
    bottom: 75px;
    right: 0;
    width: 320px;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: 0 10px 30px rgba(0,0,0,0.18);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: none;
    transform-origin: bottom right;
    animation: popupSlideUp 0.3s ease;
}

.whatsapp-popup-box.active {
    display: block;
}

@keyframes popupSlideUp {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.whatsapp-popup-header {
    background-color: #075E54;
    color: var(--white);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.whatsapp-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #075E54;
    font-size: 20px;
    position: relative;
}

.whatsapp-avatar::after {
    content: '';
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 10px;
    height: 10px;
    background-color: #25D366;
    border-radius: 50%;
    border: 2px solid var(--white);
}

.whatsapp-header-info h4 {
    font-size: 14px;
    font-weight: 700;
    line-height: 1.2;
}

.whatsapp-header-info span {
    font-size: 11px;
    color: #DCF8C6;
}

.whatsapp-popup-body {
    padding: 18px;
    background-color: #ECE5DD;
    background-image: radial-gradient(#000000 0.5px, transparent 0.5px);
    background-size: 10px 10px;
    background-opacity: 0.05;
}

.whatsapp-chat-bubble {
    background: var(--white);
    padding: 12px 14px;
    border-radius: 0 12px 12px 12px;
    font-size: 13px;
    color: #111111;
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
    line-height: 1.4;
    position: relative;
}

.whatsapp-chat-time {
    display: block;
    text-align: right;
    font-size: 10px;
    color: #888;
    margin-top: 4px;
}

.whatsapp-popup-footer {
    padding: 12px;
    background: var(--white);
}

.btn-whatsapp-start {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    background-color: var(--whatsapp-green);
    color: var(--white);
    font-weight: 700;
    font-size: 13px;
    padding: 10px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.btn-whatsapp-start:hover {
    background-color: var(--whatsapp-dark);
}

/* ==========================================================================
   PRODUCT DETAIL PAGE SPECIFIC STYLES
   ========================================================================== */
.product-detail-section {
    padding: 40px 0 60px;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.detail-gallery-main {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 380px;
    background: var(--white);
}

.detail-gallery-main img {
    max-height: 100%;
    object-fit: contain;
}

.detail-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.detail-brand-badge {
    display: inline-block;
    background-color: #F1F5F9;
    color: var(--secondary);
    font-size: 12px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.detail-title {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    color: var(--secondary-dark);
    line-height: 1.25;
    margin-bottom: 10px;
}

.detail-meta-row {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: var(--text-muted);
}

.detail-oem-highlight {
    background-color: #FFF1F1;
    border-left: 4px solid var(--primary);
    padding: 12px 16px;
    margin-bottom: 20px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.detail-oem-highlight strong {
    color: var(--primary);
    font-size: 15px;
}

.detail-actions-box {
    background: #F8FAFC;
    padding: 20px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    margin-bottom: 25px;
}

.btn-detail-whatsapp {
    background-color: var(--whatsapp-green);
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 14.5px;
    font-weight: 800;
    padding: 13px 18px;
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
    transition: var(--transition);
    text-align: center;
}

.btn-detail-whatsapp i {
    font-size: 20px;
    flex-shrink: 0;
}

.btn-detail-whatsapp:hover {
    background-color: var(--whatsapp-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(37, 211, 102, 0.5);
}

.detail-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    font-size: 13.5px;
}

.detail-table th, .detail-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.detail-table th {
    width: 35%;
    color: var(--text-muted);
    font-weight: 600;
    background-color: #F8FAFC;
}

.vehicle-compat-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.vehicle-pill {
    background-color: #F1F5F9;
    border: 1px solid #E2E8F0;
    color: var(--secondary-dark);
    font-size: 12.5px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.vehicle-pill i {
    color: var(--primary);
}

/* Breadcrumbs */
.breadcrumb-wrapper {
    padding: 15px 0;
    font-size: 12.5px;
    color: var(--text-muted);
}

.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.breadcrumb-item a {
    color: var(--text-muted);
}

.breadcrumb-item a:hover {
    color: var(--primary);
}

.breadcrumb-item + .breadcrumb-item::before {
    content: '/';
    margin-right: 8px;
    color: #CBD5E1;
}

.breadcrumb-item.active {
    color: var(--secondary-dark);
    font-weight: 600;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (ZERO-OVERFLOW FULL MOBILE SUPPORT)
   ========================================================================== */
@media (max-width: 1100px) {
    .categories-grid {
        grid-template-columns: repeat(5, 1fr);
    }
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .brands-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    html, body {
        overflow-x: hidden !important;
        width: 100% !important;
        max-width: 100vw !important;
    }

    .container {
        padding: 0 12px;
        width: 100%;
        max-width: 100%;
    }

    /* Sticky Header on Mobile */
    .main-header {
        position: sticky;
        top: 0;
        z-index: 995;
        background-color: var(--white);
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
        padding: 8px 0 10px;
    }

    .top-features {
        display: none;
    }

    .top-actions {
        font-size: 11.5px;
    }

    .header-inner {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 8px 12px;
    }

    .brand-logo img {
        height: 52px;
        width: auto;
        object-fit: contain;
    }

    .header-contact-actions {
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .header-quote-text {
        display: none !important;
    }

    .header-quote-btn {
        padding: 0 !important;
        background: none !important;
        border: none !important;
        box-shadow: none !important;
    }

    .header-quote-icon {
        width: 38px;
        height: 38px;
        border-radius: 8px;
        background: #25D366;
        color: #FFF;
        font-size: 20px;
        box-shadow: 0 2px 8px rgba(37, 211, 102, 0.35);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .mobile-phone-btn {
        display: flex !important;
        width: 38px;
        height: 38px;
        border-radius: 8px;
        background: #F1F5F9;
        color: #1E293B;
        font-size: 15px;
        align-items: center;
        justify-content: center;
        border: 1px solid #E2E8F0;
        transition: var(--transition);
    }

    .mobile-nav-toggle {
        display: flex !important;
        width: 38px;
        height: 38px;
        border-radius: 8px;
        background: #1E242D;
        color: #FFF;
        font-size: 18px;
        align-items: center;
        justify-content: center;
        border: none;
        cursor: pointer;
        transition: var(--transition);
    }

    /* Full width search bar on mobile row 2 */
    .header-search {
        order: 3;
        width: 100% !important;
        max-width: 100% !important;
        margin-top: 4px;
    }

    .search-form {
        border: 2px solid var(--primary) !important;
        border-radius: 8px !important;
        height: 42px;
        box-shadow: 0 2px 6px rgba(208, 30, 30, 0.08);
        background: #FFF;
        display: flex;
        width: 100%;
        overflow: hidden;
    }

    .search-category-select {
        display: none !important; /* hide category select on mobile to give 100% space to search input */
    }

    .search-input {
        height: 38px;
        padding: 0 14px;
        font-size: 13.5px;
        color: #1E293B;
        flex: 1;
        width: 100%;
        min-width: 0;
        background: transparent;
    }

    .search-input::placeholder {
        color: #94A3B8;
        font-size: 12.5px;
    }

    .search-btn {
        width: 48px;
        height: 38px;
        background-color: var(--primary);
        color: #FFF;
        font-size: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 0 6px 6px 0;
        flex-shrink: 0;
    }

    .main-nav-bar {
        display: none;
    }

    .main-nav-bar.active {
        display: block;
    }

    .nav-container {
        flex-direction: column;
        align-items: stretch;
    }

    .categories-menu-trigger {
        width: 100%;
    }

    .nav-menu-list {
        flex-direction: column;
        margin-left: 0;
        gap: 0;
        padding: 10px 0;
    }

    .nav-menu-item > a {
        padding: 10px 15px;
        width: 100%;
        border-bottom: 1px solid #F1F5F9;
    }

    .hero-slide {
        min-height: 380px;
    }

    .hero-content {
        padding: 25px 0;
    }

    .hero-title {
        font-size: 24px;
        line-height: 1.2;
    }

    .hero-desc {
        font-size: 13px;
        margin-bottom: 20px;
    }

    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .feature-box {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.08);
        padding: 16px 12px;
    }

    .promo-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .promo-card {
        min-height: 180px;
    }

    /* 2 Ürün Yan Yana Izgara */
    .products-grid {
        display: grid !important;
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 10px !important;
        width: 100%;
    }

    .product-card {
        padding: 10px 8px;
        display: flex;
        flex-direction: column;
        min-width: 0;
        overflow: hidden;
        width: 100%;
        box-sizing: border-box;
    }

    .product-image-wrap {
        height: 125px;
        margin-bottom: 8px;
    }

    .product-title {
        font-size: 12px;
        margin-bottom: 4px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        min-height: 32px;
        line-height: 1.3;
    }

    .product-brand {
        font-size: 10px;
    }

    .product-oem {
        font-size: 10px;
        margin-bottom: 6px;
    }

    .product-price-row {
        flex-wrap: wrap;
        gap: 4px;
        margin-bottom: 8px;
    }

    .product-old-price {
        font-size: 10.5px;
    }

    .product-price {
        font-size: 13.5px;
    }

    .btn-whatsapp-quote {
        font-size: 11px;
        padding: 7px 4px;
        gap: 4px;
        white-space: nowrap;
        border-radius: 4px;
        width: 100%;
        box-sizing: border-box;
    }

    .brands-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .about-mission-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .contact-grid-wrap {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }

    .payment-badges {
        flex-wrap: wrap;
        justify-content: center;
        gap: 6px;
    }

    .payment-badge-item {
        font-size: 10.5px;
        padding: 3px 6px;
    }

    /* Ürün Detay Responsive */
    .product-detail-grid {
        grid-template-columns: 1fr;
        padding: 16px;
        gap: 20px;
        width: 100%;
        box-sizing: border-box;
    }

    .detail-gallery-main {
        height: 240px;
        padding: 10px;
    }

    .detail-title {
        font-size: 20px;
    }

    .detail-price-box {
        padding: 10px 14px;
        flex-wrap: wrap;
        gap: 8px;
    }

    .detail-price-label {
        font-size: 12px;
    }

    .detail-current-price {
        font-size: 21px;
    }

    .detail-old-price {
        font-size: 12.5px;
    }

    .detail-actions-box {
        padding: 14px 10px;
    }

    .btn-detail-whatsapp {
        font-size: 13px;
        padding: 12px 8px;
        white-space: normal;
        text-align: center;
        line-height: 1.3;
        width: 100%;
        box-sizing: border-box;
    }

    .floating-whatsapp-widget {
        right: 15px;
        bottom: 15px;
    }

    .whatsapp-pulse-btn {
        width: 52px;
        height: 52px;
        font-size: 28px;
    }

    .whatsapp-popup-box {
        right: -5px;
        width: calc(100vw - 30px);
        max-width: 320px;
        bottom: 65px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 8px;
    }

    .section-title {
        font-size: 17px;
        gap: 6px;
    }

    .section-title::before,
    .section-title::after {
        width: 20px;
    }

    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }

    .category-thumb {
        width: 60px;
        height: 60px;
    }

    .category-name {
        font-size: 11px;
    }

    .products-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
        gap: 6px !important;
    }

    .product-card {
        padding: 7px 5px;
    }

    .product-image-wrap {
        height: 105px;
        margin-bottom: 6px;
    }

    .product-badge {
        font-size: 8px;
        padding: 2px 4px;
        top: 4px;
        left: 4px;
    }

    .product-title {
        font-size: 11px;
        min-height: 28px;
        line-height: 1.25;
    }

    .product-price {
        font-size: 12.5px;
    }

    .product-old-price {
        font-size: 9.5px;
    }

    .btn-whatsapp-quote {
        font-size: 10px;
        padding: 6px 2px;
        gap: 2px;
    }

    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .detail-price-box {
        padding: 8px 10px;
    }

    .detail-current-price {
        font-size: 18px;
    }

    .detail-trust-badges {
        grid-template-columns: 1fr !important;
        gap: 8px !important;
    }

    .btn-detail-whatsapp {
        font-size: 12px;
        padding: 11px 6px;
    }
}

@media (max-width: 360px) {
    .product-title {
        font-size: 10.5px;
    }
    .product-price {
        font-size: 11.5px;
    }
    .btn-whatsapp-quote {
        font-size: 9.5px;
    }
    .btn-detail-whatsapp {
        font-size: 11px;
        padding: 10px 4px;
    }
}