/* Kuzey Teknoloji Bilişim - E-Ticaret & Teknoloji Platformu CSS */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary: #0066ff;
    --primary-dark: #0044b3;
    --primary-light: #e6f0ff;
    --primary-cyan: #00d2ff;
    --accent: #ff6b00;
    --accent-hover: #e05e00;
    --dark: #07132b;
    --dark-surface: #0f1c3f;
    --light-bg: #f8fafc;
    --border-color: #e2e8f0;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --white: #ffffff;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 28px rgba(0,0,0,0.12);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--light-bg);
    color: var(--text-main);
    line-height: 1.5;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

button {
    cursor: pointer;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 20px;
}

/* TOP BAR */
.top-bar {
    background-color: var(--dark);
    color: #94a3b8;
    font-size: 13px;
    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;
}

.top-bar-left, .top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar a:hover {
    color: var(--white);
}

.top-bar-badge {
    background: var(--accent);
    color: white;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 11px;
}

/* HEADER MAIN */
.main-header {
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    gap: 30px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-logo img.header-logo-img {
    height: 48px;
    width: auto;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.brand-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-logo-text .title-main {
    font-size: 17px;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.3px;
    white-space: nowrap;
}

.brand-logo-text .title-main span.highlight {
    color: var(--primary);
}

/* SEARCH BAR */
.header-search {
    flex: 1;
    max-width: 580px;
    position: relative;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--light-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 4px 6px 4px 18px;
    transition: var(--transition);
}

.search-box:focus-within {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(0, 102, 255, 0.1);
}

.search-box input {
    flex: 1;
    background: transparent;
    font-size: 14px;
    color: var(--text-main);
}

.search-box button {
    background: var(--primary);
    color: var(--white);
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    transition: var(--transition);
}

.search-box button:hover {
    background: var(--primary-dark);
}

.search-results-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    max-height: 380px;
    overflow-y: auto;
    display: none;
    z-index: 100;
}

.search-results-dropdown.active {
    display: block;
}

.search-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-bottom: 1px solid #f1f5f9;
    cursor: pointer;
}

.search-item:hover {
    background: var(--primary-light);
}

.search-item img {
    width: 44px;
    height: 44px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    background: #f8fafc;
}

.search-item-info {
    flex: 1;
}

.search-item-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main);
}

.search-item-price {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
}

/* HEADER ACTIONS */
.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.action-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    padding: 8px 12px;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.action-btn:hover {
    background: var(--light-bg);
}

.action-icon {
    font-size: 22px;
    color: var(--dark);
    position: relative;
}

.action-badge {
    position: absolute;
    top: -5px;
    right: -8px;
    background: var(--accent);
    color: var(--white);
    font-size: 10px;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(255, 107, 0, 0.4);
}

.action-text {
    display: flex;
    flex-direction: column;
}

.action-text span.label {
    font-size: 11px;
    color: var(--text-muted);
}

.action-text span.value {
    font-size: 13px;
    font-weight: 700;
    color: var(--dark);
}

.btn-pc-builder {
    background: linear-gradient(135deg, #111827, #1f2937);
    color: var(--white) !important;
    border-radius: var(--radius-full);
    padding: 8px 18px;
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
}

.btn-pc-builder:hover {
    transform: translateY(-2px);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 6px 16px rgba(0, 102, 255, 0.3);
}

/* NAV CATEGORIES BAR */
.nav-categories-bar {
    background: var(--dark);
    color: var(--white);
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cat-dropdown-btn {
    background: var(--primary);
    color: var(--white);
    padding: 14px 20px;
    font-weight: 700;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: var(--transition);
}

.cat-dropdown-btn:hover {
    background: var(--primary-dark);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-wrap: nowrap;
}

.nav-link-item {
    padding: 14px 12px;
    font-size: 13px;
    font-weight: 600;
    color: #cbd5e1;
    display: flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
}

.nav-link-item:hover, .nav-link-item.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.08);
}

.nav-link-item .hot-tag {
    background: var(--accent);
    color: var(--white);
    font-size: 9px;
    padding: 1px 6px;
    border-radius: 4px;
    font-weight: 800;
    text-transform: uppercase;
}

/* HERO CAROUSEL & BANNERS */
.hero-section {
    padding: 24px 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 260px 1fr 300px;
    gap: 20px;
}

/* SIDEBAR CATEGORIES */
.sidebar-categories {
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.category-menu-list {
    display: flex;
    flex-direction: column;
}

.category-menu-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid #f1f5f9;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main);
    transition: var(--transition);
}

.category-menu-item:last-child {
    border-bottom: none;
}

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

.category-icon {
    display: flex;
    align-items: center;
    gap: 10px;
}

.category-icon i {
    font-size: 16px;
    width: 20px;
    text-align: center;
    color: var(--primary);
}

/* HERO SLIDER MAIN */
.hero-slider {
    background: linear-gradient(135deg, #0f172a, #1e293b);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    color: var(--white);
    height: 420px;
    display: flex;
    align-items: center;
    box-shadow: var(--shadow-md);
}

.slider-slide {
    display: none;
    width: 100%;
    height: 100%;
    padding: 30px 40px;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    box-sizing: border-box;
    animation: fadeIn 0.4s ease-in-out;
}

.slider-slide.active {
    display: flex;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.slide-content {
    max-width: 440px;
    flex: 1;
}

.slide-tag {
    background: rgba(0, 102, 255, 0.2);
    border: 1px solid var(--primary);
    color: #60a5fa;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.slide-title {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 68px;
}

.slide-desc {
    color: #94a3b8;
    font-size: 14px;
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 42px;
}

.slide-price {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 20px;
}

.slide-price .old {
    font-size: 15px;
    color: #64748b;
    text-decoration: line-through;
}

.slide-price .current {
    font-size: 28px;
    font-weight: 800;
    color: var(--accent);
}

.btn-hero {
    background: var(--primary);
    color: var(--white);
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 14px rgba(0, 102, 255, 0.4);
    transition: var(--transition);
}

.btn-hero:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.slide-img {
    width: 280px;
    height: 280px;
    object-fit: contain;
    flex-shrink: 0;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.5));
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(6px);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.25s ease;
    z-index: 10;
    opacity: 0;
}

.hero-slider:hover .slider-arrow {
    opacity: 1;
}

.slider-arrow:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 14px rgba(0, 102, 255, 0.5);
}

.slider-arrow.prev { left: 16px; }
.slider-arrow.next { right: 16px; }

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50px;
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.3);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--primary);
    width: 28px;
}

/* RIGHT PROMO BANNERS */
.promo-banners {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.promo-card {
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    padding: 20px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 200px;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

.promo-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.promo-card.dark-theme {
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: var(--white);
    border-color: #334155;
}

.promo-card .promo-card-body {
    position: relative;
    z-index: 2;
    max-width: 65%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.promo-card .badge-top {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-block;
}

.promo-card.dark-theme .badge-top {
    color: #38bdf8;
}

.promo-card h4 {
    font-size: 17px;
    font-weight: 800;
    margin: 6px 0 4px 0;
    line-height: 1.3;
}

.promo-card p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.4;
    margin: 0;
}

.promo-card.dark-theme p {
    color: #94a3b8;
}

.promo-card .promo-price {
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
    margin-top: 10px;
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.promo-card.dark-theme .promo-price {
    color: #38bdf8;
}

.promo-card .promo-card-img-wrap {
    position: absolute;
    right: 10px;
    bottom: 10px;
    width: 110px;
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    pointer-events: none;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.promo-card .promo-card-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.promo-card:hover .promo-card-img {
    transform: scale(1.1) rotate(-3deg);
}

/* FEATURES BAR */
.features-bar {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 20px 30px;
    margin-bottom: 40px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-box {
    display: flex;
    align-items: center;
    gap: 16px;
}

.feature-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.feature-info h5 {
    font-size: 14px;
    font-weight: 700;
    color: var(--dark);
}

.feature-info p {
    font-size: 12px;
    color: var(--text-muted);
}

/* SECTION TITLES */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-title h2 {
    font-size: 22px;
    font-weight: 800;
    color: var(--dark);
}

.section-title .title-icon {
    color: var(--accent);
    font-size: 20px;
}

.section-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-link {
    color: var(--primary);
    font-size: 13px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-link:hover {
    color: var(--primary-dark);
    gap: 10px;
}

/* PRODUCT GRID & CARDS */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 50px;
}

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

.product-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.card-badges {
    position: absolute;
    top: 14px;
    left: 14px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    z-index: 10;
}

.badge {
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
}

.badge-discount {
    background: var(--danger);
    color: var(--white);
}

.badge-new {
    background: var(--primary);
    color: var(--white);
}

.badge-hot {
    background: var(--accent);
    color: var(--white);
}

.card-fav-btn {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    background: #f8fafc;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    transition: var(--transition);
    z-index: 10;
}

.card-fav-btn:hover, .card-fav-btn.active {
    background: #ffe4e6;
    color: var(--danger);
}

.product-img-wrapper {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 14px;
    overflow: hidden;
}

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

.product-card:hover .product-img-wrapper img {
    transform: scale(1.05);
}

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

.product-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 36px;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--warning);
    margin-bottom: 14px;
}

.product-rating span.count {
    color: var(--text-muted);
    margin-left: 4px;
}

.product-footer {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid #f1f5f9;
}

.price-box {
    display: flex;
    flex-direction: column;
}

.price-box .old-price {
    font-size: 12px;
    color: var(--text-light);
    text-decoration: line-through;
}

.price-box .current-price {
    font-size: 18px;
    font-weight: 800;
    color: var(--dark);
}

.btn-add-cart {
    background: var(--primary);
    color: var(--white);
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    transition: var(--transition);
}

.btn-add-cart:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
    box-shadow: 0 4px 10px rgba(0, 102, 255, 0.3);
}

/* PC BUILDER BANNER */
.pc-builder-banner {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0284c7 100%);
    border-radius: var(--radius-lg);
    padding: 40px 50px;
    color: var(--white);
    margin-bottom: 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.builder-banner-content {
    max-width: 600px;
    z-index: 2;
}

.builder-banner-content h2 {
    font-size: 30px;
    font-weight: 800;
    margin-bottom: 12px;
}

.builder-banner-content p {
    color: #cbd5e1;
    font-size: 15px;
    margin-bottom: 24px;
}

.btn-builder-lg {
    background: var(--accent);
    color: var(--white);
    padding: 14px 32px;
    border-radius: var(--radius-full);
    font-weight: 800;
    font-size: 15px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(255, 107, 0, 0.4);
    transition: var(--transition);
}

.btn-builder-lg:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.builder-banner-img {
    width: 320px;
    object-fit: contain;
    z-index: 2;
    filter: drop-shadow(0 15px 25px rgba(0,0,0,0.5));
}

/* BRANDS CAROUSEL */
.brands-section {
    margin-bottom: 60px;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}

.brand-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--text-muted);
    font-size: 18px;
    letter-spacing: -0.5px;
    transition: var(--transition);
    height: 80px;
}

.brand-card:hover {
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

/* FOOTER */
footer {
    background: var(--dark);
    color: #94a3b8;
    padding-top: 60px;
    font-size: 14px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 50px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-col .footer-logo {
    color: var(--white);
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 16px;
    display: inline-block;
}

.footer-col p {
    line-height: 1.6;
    margin-bottom: 20px;
    font-size: 13px;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.social-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.06);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.social-icon:hover {
    background: var(--primary);
}

.footer-col h4 {
    color: var(--white);
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 20px;
}

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

.footer-links a:hover {
    color: var(--white);
    padding-left: 4px;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.contact-info-item {
    display: flex;
    gap: 12px;
    font-size: 13px;
}

.contact-info-item i {
    color: var(--primary);
    font-size: 16px;
    margin-top: 2px;
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
}

.payment-methods {
    display: flex;
    gap: 10px;
    font-size: 24px;
    color: #cbd5e1;
}

/* CART DRAWER / MODAL */
.cart-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.cart-drawer-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: -450px;
    width: 100%;
    max-width: 420px;
    height: 100%;
    background: var(--white);
    z-index: 2001;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.cart-drawer.active {
    right: 0;
}

.cart-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cart-header h3 {
    font-size: 18px;
    font-weight: 800;
    color: var(--dark);
}

.btn-close-cart {
    background: transparent;
    font-size: 20px;
    color: var(--text-muted);
}

.cart-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.cart-empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

.cart-empty-state i {
    font-size: 48px;
    color: #cbd5e1;
    margin-bottom: 16px;
}

.cart-item {
    display: flex;
    gap: 14px;
    padding-bottom: 16px;
    margin-bottom: 16px;
    border-bottom: 1px solid #f1f5f9;
}

.cart-item img {
    width: 64px;
    height: 64px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    background: #f8fafc;
}

.cart-item-details {
    flex: 1;
}

.cart-item-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}

.cart-item-price {
    font-size: 14px;
    font-weight: 800;
    color: var(--primary);
}

.cart-qty-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.qty-btn {
    width: 24px;
    height: 24px;
    border-radius: var(--radius-sm);
    background: var(--light-bg);
    border: 1px solid var(--border-color);
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    background: #f8fafc;
}

.cart-total-row {
    display: flex;
    justify-content: space-between;
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 16px;
}

.btn-checkout {
    width: 100%;
    background: var(--primary);
    color: var(--white);
    padding: 14px;
    border-radius: var(--radius-md);
    font-weight: 800;
    font-size: 15px;
    text-align: center;
    display: block;
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
    transition: var(--transition);
}

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

/* FLOATING WHATSAPP BUTTON */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: #ffffff;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    z-index: 9998;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1) translateY(-2px);
    background: #20ba5a;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
    color: #ffffff;
}

.whatsapp-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full);
    background: #25D366;
    opacity: 0.6;
    z-index: -1;
    animation: waPulse 2s infinite;
}

@keyframes waPulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.5); opacity: 0; }
}
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--dark);
    color: var(--white);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 600;
    animation: slideInRight 0.3s ease-out;
}

.toast.success i {
    color: var(--success);
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ==========================================================================
   MOBİL VE RESPONSIVE TASARIM SİSTEMİ (MOBILE NAVIGATION, DRAWER & ADAPTIVE UX)
   ========================================================================== */

/* Masaüstünde gizli mobil bileşenler */
.mobile-bottom-nav {
    display: none;
}

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

.mobile-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(7, 19, 43, 0.65);
    backdrop-filter: blur(4px);
    z-index: 2500;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

.mobile-drawer-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.mobile-nav-drawer {
    position: fixed;
    top: 0;
    left: -320px;
    width: 300px;
    max-width: 85vw;
    height: 100%;
    background: var(--white);
    z-index: 2501;
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.mobile-nav-drawer.active {
    left: 0;
}

.mobile-drawer-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--light-bg);
}

.mobile-drawer-header .drawer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 15px;
    color: var(--dark);
}

.mobile-drawer-header .drawer-logo img {
    height: 32px;
    width: auto;
    border-radius: var(--radius-sm);
}

.mobile-drawer-close {
    background: transparent;
    border: none;
    font-size: 22px;
    color: var(--text-muted);
    cursor: pointer;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.mobile-drawer-close:hover {
    background: #f1f5f9;
    color: var(--dark);
}

.mobile-drawer-user {
    padding: 16px 20px;
    background: linear-gradient(135deg, var(--dark), var(--dark-surface));
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-drawer-user-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--primary-cyan);
    flex-shrink: 0;
}

.mobile-drawer-user-info {
    flex: 1;
    overflow: hidden;
}

.mobile-drawer-user-info .title {
    font-size: 14px;
    font-weight: 800;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mobile-drawer-user-info .sub {
    font-size: 11px;
    color: #94a3b8;
}

.mobile-drawer-section-title {
    padding: 16px 20px 8px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-light);
}

.mobile-drawer-nav {
    display: flex;
    flex-direction: column;
}

.mobile-drawer-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-main);
    border-bottom: 1px solid #f1f5f9;
    text-decoration: none;
    transition: var(--transition);
}

.mobile-drawer-link:hover, .mobile-drawer-link.active {
    background: var(--primary-light);
    color: var(--primary);
}

.mobile-drawer-link .link-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-drawer-link i {
    width: 18px;
    text-align: center;
    color: var(--primary);
    font-size: 15px;
}

.mobile-drawer-footer {
    margin-top: auto;
    padding: 20px;
    background: var(--light-bg);
    border-top: 1px solid var(--border-color);
    font-size: 12px;
    color: var(--text-muted);
}

/* RESPONSIVE DESIGN - TABLET & ORTA EKRANLAR */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }
    .sidebar-categories {
        display: none;
    }
    .features-bar {
        grid-template-columns: repeat(2, 1fr);
    }
    .brands-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .catalog-layout {
        grid-template-columns: 240px 1fr;
        gap: 20px;
    }
}

/* RESPONSIVE DESIGN - MOBİL CİHAZLAR (≤ 768px) */
@media (max-width: 768px) {
    body {
        padding-bottom: 64px; /* Sabit alt gezinme çubuğu alanı */
    }

    .container {
        padding: 0 14px;
    }

    /* ÜST ÇUBUK (TOP BAR) */
    .top-bar {
        font-size: 11px;
        padding: 6px 0;
    }
    .top-bar-right {
        display: none;
    }
    .top-bar-left {
        width: 100%;
        justify-content: center;
        text-align: center;
    }
    .top-bar-left span:last-child {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        font-size: 11px;
    }

    /* ANA HEADER */
    .main-header {
        position: sticky;
        top: 0;
        z-index: 1000;
        box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 10px 0;
        gap: 10px;
        flex-wrap: wrap;
    }

    /* Mobil Hamburger Menü Butonu */
    .mobile-menu-btn {
        display: flex !important;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: var(--radius-md);
        background: var(--light-bg);
        border: 1px solid var(--border-color);
        color: var(--dark);
        font-size: 18px;
        cursor: pointer;
        transition: var(--transition);
        flex-shrink: 0;
    }

    .mobile-menu-btn:hover, .mobile-menu-btn:active {
        background: var(--primary-light);
        color: var(--primary);
    }

    .brand-logo {
        gap: 8px;
    }

    .brand-logo img.header-logo-img {
        height: 36px;
    }

    .brand-logo-text .title-main {
        font-size: 14px;
        letter-spacing: -0.2px;
    }

    /* Masaüstü buton metinlerini ve pc topla butonunu gizle */
    .header-actions {
        gap: 6px;
    }

    .header-actions .action-text,
    .header-actions .btn-pc-builder {
        display: none !important;
    }

    .header-actions .action-btn {
        padding: 6px 8px;
        background: var(--light-bg);
        border-radius: var(--radius-sm);
    }

    .header-actions .action-icon {
        font-size: 18px;
    }

    /* Mobil Arama Çubuğu */
    .header-search {
        order: 3;
        width: 100%;
        max-width: 100%;
        margin-top: 4px;
    }

    .search-box {
        padding: 3px 5px 3px 14px;
        border-width: 1.5px;
    }

    .search-box input {
        font-size: 13px;
    }

    .search-box button {
        width: 34px;
        height: 34px;
        font-size: 13px;
    }

    .search-results-dropdown {
        max-height: 280px;
    }

    /* Kategori Yatay Şerit Çubuğu */
    .nav-categories-bar {
        background: #0b1736;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }

    .cat-dropdown-btn {
        display: none !important;
    }

    .nav-links {
        width: 100%;
        overflow-x: auto;
        white-space: nowrap;
        -webkit-overflow-scrolling: touch;
        padding: 6px 0;
        scrollbar-width: none;
        gap: 6px;
    }

    .nav-links::-webkit-scrollbar {
        display: none;
    }

    .nav-link-item {
        padding: 6px 12px;
        font-size: 12px;
        border-radius: var(--radius-full);
        background: rgba(255, 255, 255, 0.06);
        color: #e2e8f0;
    }

    /* MOBİL ALT GEZİNME ÇUBUĞU (APP-LIKE BOTTOM TAB BAR) */
    .mobile-bottom-nav {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        height: 60px;
        background: var(--white);
        border-top: 1px solid var(--border-color);
        z-index: 1950;
        align-items: center;
        justify-content: space-around;
        box-shadow: 0 -3px 12px rgba(0, 0, 0, 0.07);
        padding-bottom: env(safe-area-inset-bottom, 0);
    }

    .bottom-nav-item {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 3px;
        color: var(--text-muted);
        font-size: 10px;
        font-weight: 700;
        text-decoration: none;
        position: relative;
        flex: 1;
        padding: 6px 0;
        transition: var(--transition);
        -webkit-tap-highlight-color: transparent;
    }

    .bottom-nav-item i {
        font-size: 18px;
        transition: var(--transition);
    }

    .bottom-nav-item.active, .bottom-nav-item:active {
        color: var(--primary);
    }

    .bottom-nav-item.active i {
        transform: translateY(-1px);
    }

    .bottom-nav-item .bottom-badge {
        position: absolute;
        top: 2px;
        right: calc(50% - 16px);
        background: var(--accent);
        color: var(--white);
        font-size: 9px;
        font-weight: 800;
        min-width: 16px;
        height: 16px;
        padding: 0 4px;
        border-radius: var(--radius-full);
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 2px 4px rgba(255, 107, 0, 0.4);
    }

    /* YÜZEN BUTONLAR (WHATSAPP & CANLI DESTEK) MOBİL KONUMLANDIRMA */
    .whatsapp-float {
        bottom: 72px !important;
        right: 14px !important;
        width: 48px !important;
        height: 48px !important;
        font-size: 26px !important;
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4) !important;
    }

    .chat-widget-button {
        bottom: 72px !important;
        left: 14px !important;
        padding: 10px 14px !important;
        font-size: 12px !important;
        border-radius: var(--radius-full) !important;
        box-shadow: 0 4px 12px rgba(0, 102, 255, 0.35) !important;
    }

    .chat-widget-box {
        left: 10px !important;
        right: 10px !important;
        bottom: 72px !important;
        width: auto !important;
        max-width: none !important;
        height: calc(100vh - 140px) !important;
        max-height: 520px !important;
        border-radius: var(--radius-lg) !important;
    }

    .toast-container {
        bottom: 72px !important;
        right: 14px !important;
        left: 14px !important;
    }

    .toast {
        font-size: 13px !important;
        padding: 10px 14px !important;
    }

    /* ÇEKMECE (CART DRAWER) */
    .cart-drawer {
        width: 100% !important;
        max-width: 100vw !important;
    }

    /* HERO SLIDER MOBİL */
    .hero-section {
        padding: 12px 0;
    }

    .hero-slider {
        height: auto !important;
        min-height: unset !important;
        border-radius: var(--radius-md) !important;
        padding: 0 !important;
    }

    .slider-slide {
        flex-direction: column-reverse !important;
        align-items: center !important;
        text-align: center !important;
        padding: 20px 16px 44px !important;
        gap: 14px !important;
        height: auto !important;
    }

    .slide-content {
        max-width: 100% !important;
    }

    .slide-tag {
        font-size: 10px !important;
        padding: 3px 10px !important;
        margin-bottom: 8px !important;
    }

    .slide-title {
        font-size: 18px !important;
        height: auto !important;
        margin-bottom: 6px !important;
        line-height: 1.3 !important;
        -webkit-line-clamp: 2 !important;
    }

    .slide-desc {
        font-size: 12px !important;
        height: auto !important;
        margin-bottom: 12px !important;
        -webkit-line-clamp: 2 !important;
    }

    .slide-price {
        justify-content: center !important;
        gap: 8px !important;
        margin-bottom: 14px !important;
    }

    .slide-price .old {
        font-size: 13px !important;
    }

    .slide-price .current {
        font-size: 22px !important;
    }

    .btn-hero {
        width: 100% !important;
        justify-content: center !important;
        padding: 11px 20px !important;
        font-size: 13px !important;
    }

    .slide-img {
        width: 170px !important;
        height: 170px !important;
        max-width: 65vw !important;
        margin: 0 auto !important;
    }

    .slider-dots {
        bottom: 12px !important;
        left: 50% !important;
        transform: translateX(-50%) !important;
    }

    /* SAĞ KAMPANYA KARTLARI */
    .promo-banners {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 10px !important;
        margin-top: 14px !important;
    }

    .promo-card {
        min-height: 140px !important;
        padding: 12px !important;
    }

    .promo-card .promo-card-body {
        max-width: 60% !important;
    }

    .promo-card .promo-card-img-wrap {
        width: 70px !important;
        height: 70px !important;
        right: 6px !important;
        bottom: 6px !important;
    }

    .promo-card h4 {
        font-size: 14px !important;
        margin: 4px 0 !important;
    }

    .promo-card p {
        font-size: 11px !important;
        display: -webkit-box !important;
        -webkit-line-clamp: 2 !important;
        -webkit-box-orient: vertical !important;
        overflow: hidden !important;
    }

    .promo-card .promo-price {
        font-size: 15px !important;
        margin-top: 6px !important;
    }

    /* AVANTAJ KUTULARI (FEATURES BAR) */
    .features-bar {
        grid-template-columns: repeat(2, 1fr) !important;
        padding: 14px 12px !important;
        gap: 12px !important;
        margin-bottom: 24px !important;
    }

    .feature-box {
        gap: 10px !important;
    }

    .feature-icon {
        width: 36px !important;
        height: 36px !important;
        font-size: 15px !important;
        flex-shrink: 0 !important;
    }

    .feature-info h5 {
        font-size: 12px !important;
    }

    .feature-info p {
        display: none !important;
    }

    /* BAŞLIKLAR */
    .section-header {
        margin-bottom: 14px !important;
    }

    .section-title h2 {
        font-size: 17px !important;
    }

    .section-title .title-icon {
        font-size: 17px !important;
    }

    .btn-link {
        font-size: 12px !important;
    }

    /* ÜRÜN KARTLARI VE IZGARA (2 SÜTUN MOBİL E-TİCARET DÜZENİ) */
    .product-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px !important;
        margin-bottom: 30px !important;
    }

    .product-card {
        padding: 10px !important;
        border-radius: var(--radius-sm) !important;
    }

    .product-img-wrapper {
        height: 130px !important;
        margin-bottom: 8px !important;
    }

    .card-badges {
        top: 8px !important;
        left: 8px !important;
        gap: 3px !important;
    }

    .badge {
        font-size: 8px !important;
        padding: 2px 6px !important;
    }

    .card-fav-btn {
        top: 8px !important;
        right: 8px !important;
        width: 28px !important;
        height: 28px !important;
        font-size: 12px !important;
    }

    .product-category {
        font-size: 10px !important;
        margin-bottom: 2px !important;
    }

    .product-title {
        font-size: 12px !important;
        height: 32px !important;
        margin-bottom: 4px !important;
        line-height: 1.3 !important;
    }

    .product-rating {
        font-size: 9px !important;
        margin-bottom: 8px !important;
        gap: 2px !important;
    }

    .product-footer {
        padding-top: 8px !important;
    }

    .price-box .old-price {
        font-size: 10px !important;
    }

    .price-box .current-price {
        font-size: 14px !important;
    }

    .btn-add-cart {
        width: 32px !important;
        height: 32px !important;
        font-size: 13px !important;
    }

    /* PC TOPLAMA BANNER */
    .pc-builder-banner {
        flex-direction: column !important;
        text-align: center !important;
        padding: 24px 16px !important;
        border-radius: var(--radius-md) !important;
        margin-bottom: 30px !important;
    }

    .builder-banner-content h2 {
        font-size: 20px !important;
        margin-bottom: 8px !important;
    }

    .builder-banner-content p {
        font-size: 13px !important;
        margin-bottom: 16px !important;
    }

    .btn-builder-lg {
        width: 100% !important;
        justify-content: center !important;
        padding: 12px 20px !important;
        font-size: 14px !important;
    }

    .builder-banner-img {
        width: 150px !important;
        margin-top: 16px !important;
    }

    /* MARKALAR */
    .brands-section {
        margin-bottom: 30px !important;
    }

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

    .brand-card {
        height: 50px !important;
        font-size: 13px !important;
        padding: 6px !important;
    }

    /* FOOTER */
    footer {
        padding-top: 36px !important;
    }

    .footer-grid {
        grid-template-columns: 1fr !important;
        gap: 24px !important;
        padding-bottom: 30px !important;
    }

    .footer-col h4 {
        font-size: 15px !important;
        margin-bottom: 12px !important;
    }

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

    /* ======================================================================
       ALT SAYFALAR İÇİN MOBİL UYUMLULUK DÜZENLEMELERİ
       ====================================================================== */

    /* 1. ÜRÜN KATALOĞU (urunler.html) */
    .catalog-page {
        padding: 16px 0 40px 0 !important;
    }

    .catalog-layout {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }

    .filter-sidebar {
        border-radius: var(--radius-sm) !important;
        padding: 14px !important;
    }

    .catalog-header-bar {
        padding: 12px 14px !important;
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 10px !important;
    }

    .catalog-sort {
        width: 100% !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
    }

    .catalog-sort select {
        flex: 1 !important;
    }

    /* 2. ÜRÜN DETAY SAYFASI (urun-detay.html) */
    .product-detail-page {
        padding: 16px 0 40px 0 !important;
    }

    .breadcrumb {
        font-size: 11px !important;
        flex-wrap: wrap !important;
        margin-bottom: 14px !important;
    }

    .detail-grid {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
        padding: 16px !important;
        border-radius: var(--radius-md) !important;
        margin-bottom: 24px !important;
    }

    .gallery-main {
        height: 250px !important;
        padding: 10px !important;
    }

    .detail-info h1 {
        font-size: 18px !important;
        line-height: 1.3 !important;
    }

    .rating-stock-row {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 8px !important;
    }

    .detail-price-box {
        padding: 14px !important;
        margin-bottom: 18px !important;
    }

    .detail-price-box .price-current {
        font-size: 24px !important;
    }

    .action-row {
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: 10px !important;
        margin-bottom: 20px !important;
    }

    .btn-add-cart-lg, .btn-buy-now {
        padding: 12px 8px !important;
        font-size: 13px !important;
        justify-content: center !important;
    }

    .detail-tabs-bar {
        overflow-x: auto !important;
        white-space: nowrap !important;
        -webkit-overflow-scrolling: touch !important;
        gap: 6px !important;
        margin: 20px 0 16px 0 !important;
        scrollbar-width: none !important;
    }

    .detail-tabs-bar::-webkit-scrollbar {
        display: none !important;
    }

    .detail-tab-btn {
        padding: 8px 14px !important;
        font-size: 13px !important;
    }

    #tab-reviews > div {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .installment-grid {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }

    .specs-table th, .specs-table td {
        padding: 10px 12px !important;
        font-size: 12px !important;
    }

    /* 3. PC SİHİRBAZI (pc-topla.html) */
    .builder-page {
        padding: 16px 0 40px 0 !important;
    }

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

    .builder-step-card {
        padding: 14px !important;
    }

    .step-number {
        width: 30px !important;
        height: 30px !important;
        font-size: 13px !important;
    }

    .step-title-group h3 {
        font-size: 14px !important;
    }

    .custom-select {
        padding: 12px 10px !important;
        font-size: 14px !important;
    }

    .summary-card {
        position: static !important;
        top: auto !important;
        padding: 16px !important;
        border-radius: var(--radius-md) !important;
    }

    .summary-item span.part-val {
        max-width: 140px !important;
        font-size: 12px !important;
    }

    .total-price-box .val {
        font-size: 22px !important;
    }

    .btn-add-system {
        padding: 13px !important;
        font-size: 14px !important;
    }

    /* 4. SEPET SAYFASI (sepet.html & odeme.html) */
    .cart-page, .checkout-page {
        padding: 16px 0 40px 0 !important;
    }

    .cart-page-layout, .checkout-page-layout {
        grid-template-columns: 1fr !important;
        gap: 20px !important;
    }

    .checkout-section-card, .checkout-card {
        padding: 16px !important;
        border-radius: var(--radius-md) !important;
    }

    .checkout-section-header, .checkout-card-header {
        font-size: 16px !important;
        margin-bottom: 14px !important;
    }

    .cart-page-item {
        display: grid !important;
        grid-template-columns: 60px 1fr auto !important;
        grid-template-rows: auto auto !important;
        gap: 10px !important;
        padding: 12px 0 !important;
    }

    .cart-page-item img {
        width: 60px !important;
        height: 60px !important;
        grid-row: span 2 !important;
    }

    .cart-page-item-title {
        font-size: 12px !important;
    }

    .cart-page-item-price {
        font-size: 14px !important;
    }

    .cart-page-item .cart-qty-controls {
        grid-column: 2 !important;
        margin-top: 4px !important;
    }

    .cart-page-item .btn-remove-item {
        grid-column: 3 !important;
        grid-row: 1 !important;
        align-self: start !important;
    }

    .form-grid-2, .form-grid-3 {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }

    .payment-method-selector {
        grid-template-columns: 1fr !important;
        gap: 8px !important;
    }

    .pay-tab-btn {
        flex-direction: row !important;
        padding: 10px 14px !important;
        gap: 12px !important;
        justify-content: flex-start !important;
    }

    .pay-tab-btn i {
        font-size: 18px !important;
    }

    .credit-card-preview {
        padding: 16px !important;
    }

    .credit-card-number-display {
        font-size: 16px !important;
        letter-spacing: 1px !important;
    }

    .checkout-summary-card {
        position: static !important;
        top: auto !important;
        padding: 16px !important;
    }

    /* 5. İLETİŞİM (iletisim.html) */
    .contact-page {
        padding: 20px 0 40px 0 !important;
    }

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

    .contact-card {
        padding: 18px !important;
    }

    /* 6. ÜYE GİRİŞ & PANEL (uye-giris.html) */
    .auth-page {
        padding: 24px 0 40px 0 !important;
    }

    .auth-card {
        padding: 24px 16px !important;
        border-radius: var(--radius-md) !important;
    }

    .auth-grid-2 {
        grid-template-columns: 1fr !important;
    }

    #user-dashboard-card > div {
        padding: 18px !important;
    }
}

/* ==========================================================================
   YENİ E-TİCARET & UX ÖZELLİKLERİ STİLLERİ
   ========================================================================== */

/* 1. UÇAN ÜRÜN GÖRSELİ VE SEPET ANİMASYONU */
.flying-img {
    position: fixed;
    z-index: 9999;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 25px rgba(0,0,0,0.25);
    pointer-events: none;
    transition: all 0.8s cubic-bezier(0.19, 1, 0.22, 1);
    object-fit: contain;
    background: #ffffff;
}

@keyframes badgeBounce {
    0% { transform: scale(1); }
    50% { transform: scale(1.4); }
    100% { transform: scale(1); }
}

.cart-badge-bounce {
    animation: badgeBounce 0.4s ease-out;
}

/* 2. SKELETON LOADERS */
.skeleton-box {
    background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
    background-size: 200% 100%;
    animation: skeletonLoading 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeletonLoading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* 3. CANLI DESTEK CHAT WIDGET */
.chat-widget-button {
    position: fixed;
    bottom: 24px;
    left: 24px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    padding: 12px 20px;
    border-radius: var(--radius-full);
    box-shadow: 0 6px 20px rgba(0, 102, 255, 0.35);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    z-index: 9997;
    transition: var(--transition);
}

.chat-widget-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 102, 255, 0.5);
}

.chat-widget-box {
    position: fixed;
    bottom: 90px;
    left: 24px;
    width: 360px;
    height: 480px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    display: none;
    flex-direction: column;
    z-index: 9997;
    overflow: hidden;
    animation: slideUpFade 0.3s ease-out;
}

.chat-widget-box.active {
    display: flex;
}

@keyframes slideUpFade {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.chat-header-bar {
    background: linear-gradient(135deg, var(--dark), #0f1c3f);
    color: var(--white);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-header-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 15px;
}

.chat-online-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    box-shadow: 0 0 8px #10b981;
}

.btn-close-chat {
    background: transparent;
    color: #94a3b8;
    font-size: 18px;
    transition: var(--transition);
}

.btn-close-chat:hover {
    color: var(--white);
}

.chat-body-messages {
    flex: 1;
    padding: 16px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: #f8fafc;
}

.chat-msg {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 13px;
    line-height: 1.4;
}

.chat-msg.bot {
    background: var(--white);
    color: var(--dark);
    align-self: flex-start;
    border-bottom-left-radius: 2px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.chat-msg.user {
    background: var(--primary);
    color: var(--white);
    align-self: flex-end;
    border-bottom-right-radius: 2px;
}

.chat-quick-tags {
    padding: 8px 12px;
    display: flex;
    gap: 6px;
    overflow-x: auto;
    background: var(--white);
    border-top: 1px solid var(--border-color);
}

.chat-tag-btn {
    background: var(--light-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-main);
    white-space: nowrap;
    transition: var(--transition);
}

.chat-tag-btn:hover {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

.chat-input-area {
    padding: 12px;
    background: var(--white);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 8px;
}

.chat-input-area input {
    flex: 1;
    background: var(--light-bg);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: var(--radius-full);
    font-size: 13px;
}

.chat-input-area button {
    background: var(--primary);
    color: var(--white);
    width: 38px;
    height: 38px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 4. PC SİHİRBAZI UYUMLULUK KUTULARI */
.compat-status-box {
    padding: 16px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 13px;
    font-weight: 700;
}

.compat-status-box.ok {
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #047857;
}

.compat-status-box.warning {
    background: #fffbeb;
    border: 1px solid #fde68a;
    color: #b45309;
}

.compat-status-box.danger {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
}

/* 5. ÜRÜN DETAY SEKMELERİ VE TAKSİT TABLOSU */
.detail-tabs-bar {
    display: flex;
    gap: 16px;
    border-bottom: 2px solid var(--border-color);
    margin: 30px 0 20px 0;
}

.detail-tab-btn {
    padding: 12px 20px;
    font-size: 15px;
    font-weight: 800;
    color: var(--text-muted);
    background: transparent;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: var(--transition);
}

.detail-tab-btn.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.installment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.bank-card-box {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
}

.bank-header {
    font-weight: 800;
    font-size: 14px;
    color: var(--dark);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.inst-row {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    padding: 6px 0;
    border-bottom: 1px dashed #f1f5f9;
}